mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
synced 2025-12-27 12:21:22 -05:00
Merge branches 'clk-socfpga', 'clk-renesas', 'clk-cleanup', 'clk-samsung' and 'clk-mediatek' into clk-next
* clk-socfpga: clk: socfpga: agilex5: add clock driver for Agilex5 * clk-renesas: (35 commits) clk: renesas: r9a09g077: Add SPI module clocks clk: renesas: r9a09g056: Add USB3.0 clocks/resets clk: renesas: r9a09g057: Add USB3.0 clocks/resets clk: renesas: r9a09g047: Add RSCI clocks/resets dt-bindings: clock: renesas,r9a09g056-cpg: Add USB3.0 core clocks dt-bindings: clock: renesas,r9a09g057-cpg: Add USB3.0 core clocks clk: renesas: r9a06g032: Fix memory leak in error path clk: renesas: r9a09g077: Use devm_ helpers for divider clock registration clk: renesas: r9a09g077: Remove stray blank line clk: renesas: r9a09g077: Propagate rate changes to parent clocks clk: renesas: r8a779a0: Add 3DGE module clock clk: renesas: r8a779a0: Add ZG Core clock clk: renesas: rcar-gen4: Add support for clock dividers in FRQCRB dt-bindings: clock: r8a779a0: Add ZG core clock clk: renesas: r9a09g056: Add clock and reset entries for ISP clk: renesas: r9a09g056: Add support for PLLVDO, CRU clocks, and resets clk: renesas: r9a09g056: Add clocks and resets for DSI and LCDC modules clk: renesas: r9a09g077: Add TSU module clock clk: renesas: r9a09g057: Add clock and reset entries for DSI and LCDC clk: renesas: rzv2h: Add support for DSI clocks ... * clk-cleanup: clk: keystone: fix compile testing clk: keystone: syscon-clk: fix regmap leak on probe failure clk: samsung: exynos-clkout: Assign .num before accessing .hws clk: actions: Fix discarding const qualifier by 'container_of' macro clk: spacemit: Set clk_hw_onecell_data::num before using flex array clk: spacemit: fix comment typo clk: keystone: Fix discarded const qualifiers clk: sprd: sc9860: Simplify with of_device_get_match_data() * clk-samsung: firmware: exynos-acpm: add empty method to allow compile test MAINTAINERS: add ACPM clock bindings and driver clk: samsung: add Exynos ACPM clock driver firmware: exynos-acpm: register ACPM clocks pdev firmware: exynos-acpm: add DVFS protocol dt-bindings: firmware: google,gs101-acpm-ipc: add ACPM clocks clk: samsung: clk-pll: simplify samsung_pll_lock_wait() clk: samsung: exynosautov920: add block mfc clock support clk: samsung: exynosautov920: add clock support dt-bindings: clock: exynosautov920: add mfc clock definitions dt-bindings: clock: exynosautov920: add m2m clock definitions dt-bindings: clock: google,gs101-clock: add power-domains * clk-mediatek: clk: en7523: Add reset-controller support for EN7523 SoC dt-bindings: clock: airoha: Add reset support to EN7523 clock binding
This commit is contained in:
@@ -64,8 +64,6 @@ allOf:
|
||||
reg:
|
||||
minItems: 2
|
||||
|
||||
'#reset-cells': false
|
||||
|
||||
- if:
|
||||
properties:
|
||||
compatible:
|
||||
@@ -85,6 +83,7 @@ examples:
|
||||
reg = <0x1fa20000 0x400>,
|
||||
<0x1fb00000 0x1000>;
|
||||
#clock-cells = <1>;
|
||||
#reset-cells = <1>;
|
||||
};
|
||||
|
||||
- |
|
||||
|
||||
@@ -46,6 +46,9 @@ properties:
|
||||
"#clock-cells":
|
||||
const: 1
|
||||
|
||||
power-domains:
|
||||
maxItems: 1
|
||||
|
||||
reg:
|
||||
maxItems: 1
|
||||
|
||||
|
||||
@@ -38,6 +38,8 @@ properties:
|
||||
- samsung,exynosautov920-cmu-hsi0
|
||||
- samsung,exynosautov920-cmu-hsi1
|
||||
- samsung,exynosautov920-cmu-hsi2
|
||||
- samsung,exynosautov920-cmu-m2m
|
||||
- samsung,exynosautov920-cmu-mfc
|
||||
- samsung,exynosautov920-cmu-misc
|
||||
- samsung,exynosautov920-cmu-peric0
|
||||
- samsung,exynosautov920-cmu-peric1
|
||||
@@ -226,6 +228,46 @@ allOf:
|
||||
- const: embd
|
||||
- const: ethernet
|
||||
|
||||
- if:
|
||||
properties:
|
||||
compatible:
|
||||
contains:
|
||||
const: samsung,exynosautov920-cmu-m2m
|
||||
|
||||
then:
|
||||
properties:
|
||||
clocks:
|
||||
items:
|
||||
- description: External reference clock (38.4 MHz)
|
||||
- description: CMU_M2M NOC clock (from CMU_TOP)
|
||||
- description: CMU_M2M JPEG clock (from CMU_TOP)
|
||||
|
||||
clock-names:
|
||||
items:
|
||||
- const: oscclk
|
||||
- const: noc
|
||||
- const: jpeg
|
||||
|
||||
- if:
|
||||
properties:
|
||||
compatible:
|
||||
contains:
|
||||
const: samsung,exynosautov920-cmu-mfc
|
||||
|
||||
then:
|
||||
properties:
|
||||
clocks:
|
||||
items:
|
||||
- description: External reference clock (38.4 MHz)
|
||||
- description: CMU_MFC MFC clock (from CMU_TOP)
|
||||
- description: CMU_MFC WFD clock (from CMU_TOP)
|
||||
|
||||
clock-names:
|
||||
items:
|
||||
- const: oscclk
|
||||
- const: mfc
|
||||
- const: wfd
|
||||
|
||||
required:
|
||||
- compatible
|
||||
- "#clock-cells"
|
||||
|
||||
@@ -24,6 +24,15 @@ properties:
|
||||
compatible:
|
||||
const: google,gs101-acpm-ipc
|
||||
|
||||
"#clock-cells":
|
||||
const: 1
|
||||
description:
|
||||
Clocks that are variable and index based. These clocks don't provide
|
||||
an entire range of values between the limits but only discrete points
|
||||
within the range. The firmware also manages the voltage scaling
|
||||
appropriately with the clock scaling. The argument is the ID of the
|
||||
clock contained by the firmware messages.
|
||||
|
||||
mboxes:
|
||||
maxItems: 1
|
||||
|
||||
@@ -45,6 +54,7 @@ properties:
|
||||
|
||||
required:
|
||||
- compatible
|
||||
- "#clock-cells"
|
||||
- mboxes
|
||||
- shmem
|
||||
|
||||
@@ -56,6 +66,7 @@ examples:
|
||||
|
||||
power-management {
|
||||
compatible = "google,gs101-acpm-ipc";
|
||||
#clock-cells = <1>;
|
||||
mboxes = <&ap2apm_mailbox>;
|
||||
shmem = <&apm_sram>;
|
||||
|
||||
|
||||
@@ -10601,7 +10601,7 @@ F: Documentation/devicetree/bindings/soc/google/google,gs101-pmu-intr-gen.yaml
|
||||
F: arch/arm64/boot/dts/exynos/google/
|
||||
F: drivers/clk/samsung/clk-gs101.c
|
||||
F: drivers/phy/samsung/phy-gs101-ufs.c
|
||||
F: include/dt-bindings/clock/google,gs101.h
|
||||
F: include/dt-bindings/clock/google,gs101*
|
||||
K: [gG]oogle.?[tT]ensor
|
||||
|
||||
GPD FAN DRIVER
|
||||
@@ -22761,6 +22761,7 @@ L: linux-kernel@vger.kernel.org
|
||||
L: linux-samsung-soc@vger.kernel.org
|
||||
S: Supported
|
||||
F: Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.yaml
|
||||
F: drivers/clk/samsung/clk-acpm.c
|
||||
F: drivers/firmware/samsung/exynos-acpm*
|
||||
F: include/linux/firmware/samsung/exynos-acpm-protocol.h
|
||||
|
||||
|
||||
@@ -125,8 +125,7 @@ obj-$(CONFIG_ARCH_HISI) += hisilicon/
|
||||
obj-y += imgtec/
|
||||
obj-y += imx/
|
||||
obj-y += ingenic/
|
||||
obj-$(CONFIG_ARCH_K3) += keystone/
|
||||
obj-$(CONFIG_ARCH_KEYSTONE) += keystone/
|
||||
obj-y += keystone/
|
||||
obj-y += mediatek/
|
||||
obj-$(CONFIG_ARCH_MESON) += meson/
|
||||
obj-y += microchip/
|
||||
|
||||
@@ -32,7 +32,7 @@ struct owl_clk_desc {
|
||||
};
|
||||
|
||||
static inline struct owl_clk_common *
|
||||
hw_to_owl_clk_common(const struct clk_hw *hw)
|
||||
hw_to_owl_clk_common(struct clk_hw *hw)
|
||||
{
|
||||
return container_of(hw, struct owl_clk_common, hw);
|
||||
}
|
||||
|
||||
@@ -108,7 +108,7 @@ struct owl_composite {
|
||||
}, \
|
||||
}
|
||||
|
||||
static inline struct owl_composite *hw_to_owl_comp(const struct clk_hw *hw)
|
||||
static inline struct owl_composite *hw_to_owl_comp(struct clk_hw *hw)
|
||||
{
|
||||
struct owl_clk_common *common = hw_to_owl_clk_common(hw);
|
||||
|
||||
|
||||
@@ -49,7 +49,7 @@ struct owl_divider {
|
||||
}, \
|
||||
}
|
||||
|
||||
static inline struct owl_divider *hw_to_owl_divider(const struct clk_hw *hw)
|
||||
static inline struct owl_divider *hw_to_owl_divider(struct clk_hw *hw)
|
||||
{
|
||||
struct owl_clk_common *common = hw_to_owl_clk_common(hw);
|
||||
|
||||
|
||||
@@ -57,7 +57,7 @@ struct owl_factor {
|
||||
|
||||
#define div_mask(d) ((1 << ((d)->width)) - 1)
|
||||
|
||||
static inline struct owl_factor *hw_to_owl_factor(const struct clk_hw *hw)
|
||||
static inline struct owl_factor *hw_to_owl_factor(struct clk_hw *hw)
|
||||
{
|
||||
struct owl_clk_common *common = hw_to_owl_clk_common(hw);
|
||||
|
||||
|
||||
@@ -56,7 +56,7 @@ struct owl_gate {
|
||||
}, \
|
||||
} \
|
||||
|
||||
static inline struct owl_gate *hw_to_owl_gate(const struct clk_hw *hw)
|
||||
static inline struct owl_gate *hw_to_owl_gate(struct clk_hw *hw)
|
||||
{
|
||||
struct owl_clk_common *common = hw_to_owl_clk_common(hw);
|
||||
|
||||
|
||||
@@ -44,7 +44,7 @@ struct owl_mux {
|
||||
}, \
|
||||
}
|
||||
|
||||
static inline struct owl_mux *hw_to_owl_mux(const struct clk_hw *hw)
|
||||
static inline struct owl_mux *hw_to_owl_mux(struct clk_hw *hw)
|
||||
{
|
||||
struct owl_clk_common *common = hw_to_owl_clk_common(hw);
|
||||
|
||||
|
||||
@@ -98,7 +98,7 @@ struct owl_pll {
|
||||
|
||||
#define mul_mask(m) ((1 << ((m)->width)) - 1)
|
||||
|
||||
static inline struct owl_pll *hw_to_owl_pll(const struct clk_hw *hw)
|
||||
static inline struct owl_pll *hw_to_owl_pll(struct clk_hw *hw)
|
||||
{
|
||||
struct owl_clk_common *common = hw_to_owl_clk_common(hw);
|
||||
|
||||
|
||||
@@ -9,6 +9,7 @@
|
||||
#include <linux/regmap.h>
|
||||
#include <linux/reset-controller.h>
|
||||
#include <dt-bindings/clock/en7523-clk.h>
|
||||
#include <dt-bindings/reset/airoha,en7523-reset.h>
|
||||
#include <dt-bindings/reset/airoha,en7581-reset.h>
|
||||
|
||||
#define RST_NR_PER_BANK 32
|
||||
@@ -299,6 +300,53 @@ static const u16 en7581_rst_ofs[] = {
|
||||
REG_RST_CTRL1,
|
||||
};
|
||||
|
||||
static const u16 en7523_rst_map[] = {
|
||||
/* RST_CTRL2 */
|
||||
[EN7523_XPON_PHY_RST] = 0,
|
||||
[EN7523_XSI_MAC_RST] = 7,
|
||||
[EN7523_XSI_PHY_RST] = 8,
|
||||
[EN7523_NPU_RST] = 9,
|
||||
[EN7523_I2S_RST] = 10,
|
||||
[EN7523_TRNG_RST] = 11,
|
||||
[EN7523_TRNG_MSTART_RST] = 12,
|
||||
[EN7523_DUAL_HSI0_RST] = 13,
|
||||
[EN7523_DUAL_HSI1_RST] = 14,
|
||||
[EN7523_HSI_RST] = 15,
|
||||
[EN7523_DUAL_HSI0_MAC_RST] = 16,
|
||||
[EN7523_DUAL_HSI1_MAC_RST] = 17,
|
||||
[EN7523_HSI_MAC_RST] = 18,
|
||||
[EN7523_WDMA_RST] = 19,
|
||||
[EN7523_WOE0_RST] = 20,
|
||||
[EN7523_WOE1_RST] = 21,
|
||||
[EN7523_HSDMA_RST] = 22,
|
||||
[EN7523_I2C2RBUS_RST] = 23,
|
||||
[EN7523_TDMA_RST] = 24,
|
||||
/* RST_CTRL1 */
|
||||
[EN7523_PCM1_ZSI_ISI_RST] = RST_NR_PER_BANK + 0,
|
||||
[EN7523_FE_PDMA_RST] = RST_NR_PER_BANK + 1,
|
||||
[EN7523_FE_QDMA_RST] = RST_NR_PER_BANK + 2,
|
||||
[EN7523_PCM_SPIWP_RST] = RST_NR_PER_BANK + 4,
|
||||
[EN7523_CRYPTO_RST] = RST_NR_PER_BANK + 6,
|
||||
[EN7523_TIMER_RST] = RST_NR_PER_BANK + 8,
|
||||
[EN7523_PCM1_RST] = RST_NR_PER_BANK + 11,
|
||||
[EN7523_UART_RST] = RST_NR_PER_BANK + 12,
|
||||
[EN7523_GPIO_RST] = RST_NR_PER_BANK + 13,
|
||||
[EN7523_GDMA_RST] = RST_NR_PER_BANK + 14,
|
||||
[EN7523_I2C_MASTER_RST] = RST_NR_PER_BANK + 16,
|
||||
[EN7523_PCM2_ZSI_ISI_RST] = RST_NR_PER_BANK + 17,
|
||||
[EN7523_SFC_RST] = RST_NR_PER_BANK + 18,
|
||||
[EN7523_UART2_RST] = RST_NR_PER_BANK + 19,
|
||||
[EN7523_GDMP_RST] = RST_NR_PER_BANK + 20,
|
||||
[EN7523_FE_RST] = RST_NR_PER_BANK + 21,
|
||||
[EN7523_USB_HOST_P0_RST] = RST_NR_PER_BANK + 22,
|
||||
[EN7523_GSW_RST] = RST_NR_PER_BANK + 23,
|
||||
[EN7523_SFC2_PCM_RST] = RST_NR_PER_BANK + 25,
|
||||
[EN7523_PCIE0_RST] = RST_NR_PER_BANK + 26,
|
||||
[EN7523_PCIE1_RST] = RST_NR_PER_BANK + 27,
|
||||
[EN7523_PCIE_HB_RST] = RST_NR_PER_BANK + 29,
|
||||
[EN7523_XPON_MAC_RST] = RST_NR_PER_BANK + 31,
|
||||
};
|
||||
|
||||
static const u16 en7581_rst_map[] = {
|
||||
/* RST_CTRL2 */
|
||||
[EN7581_XPON_PHY_RST] = 0,
|
||||
@@ -357,6 +405,9 @@ static const u16 en7581_rst_map[] = {
|
||||
[EN7581_XPON_MAC_RST] = RST_NR_PER_BANK + 31,
|
||||
};
|
||||
|
||||
static int en7581_reset_register(struct device *dev, void __iomem *base,
|
||||
const u16 *rst_map, int nr_resets);
|
||||
|
||||
static u32 en7523_get_base_rate(const struct en_clk_desc *desc, u32 val)
|
||||
{
|
||||
if (!desc->base_bits)
|
||||
@@ -552,7 +603,8 @@ static int en7523_clk_hw_init(struct platform_device *pdev,
|
||||
|
||||
en7523_register_clocks(&pdev->dev, clk_data, base, np_base);
|
||||
|
||||
return 0;
|
||||
return en7581_reset_register(&pdev->dev, np_base, en7523_rst_map,
|
||||
ARRAY_SIZE(en7523_rst_map));
|
||||
}
|
||||
|
||||
static void en7581_register_clocks(struct device *dev, struct clk_hw_onecell_data *clk_data,
|
||||
@@ -652,7 +704,8 @@ static const struct reset_control_ops en7581_reset_ops = {
|
||||
.status = en7523_reset_status,
|
||||
};
|
||||
|
||||
static int en7581_reset_register(struct device *dev, void __iomem *base)
|
||||
static int en7581_reset_register(struct device *dev, void __iomem *base,
|
||||
const u16 *rst_map, int nr_resets)
|
||||
{
|
||||
struct en_rst_data *rst_data;
|
||||
|
||||
@@ -661,10 +714,10 @@ static int en7581_reset_register(struct device *dev, void __iomem *base)
|
||||
return -ENOMEM;
|
||||
|
||||
rst_data->bank_ofs = en7581_rst_ofs;
|
||||
rst_data->idx_map = en7581_rst_map;
|
||||
rst_data->idx_map = rst_map;
|
||||
rst_data->base = base;
|
||||
|
||||
rst_data->rcdev.nr_resets = ARRAY_SIZE(en7581_rst_map);
|
||||
rst_data->rcdev.nr_resets = nr_resets;
|
||||
rst_data->rcdev.of_xlate = en7523_reset_xlate;
|
||||
rst_data->rcdev.ops = &en7581_reset_ops;
|
||||
rst_data->rcdev.of_node = dev->of_node;
|
||||
@@ -698,7 +751,8 @@ static int en7581_clk_hw_init(struct platform_device *pdev,
|
||||
val = readl(base + REG_NP_SCU_PCIC);
|
||||
writel(val | 3, base + REG_NP_SCU_PCIC);
|
||||
|
||||
return en7581_reset_register(&pdev->dev, base);
|
||||
return en7581_reset_register(&pdev->dev, base, en7581_rst_map,
|
||||
ARRAY_SIZE(en7581_rst_map));
|
||||
}
|
||||
|
||||
static int en7523_clk_probe(struct platform_device *pdev)
|
||||
|
||||
@@ -496,8 +496,8 @@ static int ti_sci_scan_clocks_from_fw(struct sci_clk_provider *provider)
|
||||
static int _cmp_sci_clk_list(void *priv, const struct list_head *a,
|
||||
const struct list_head *b)
|
||||
{
|
||||
struct sci_clk *ca = container_of(a, struct sci_clk, node);
|
||||
struct sci_clk *cb = container_of(b, struct sci_clk, node);
|
||||
const struct sci_clk *ca = container_of(a, struct sci_clk, node);
|
||||
const struct sci_clk *cb = container_of(b, struct sci_clk, node);
|
||||
|
||||
return _cmp_sci_clk(ca, &cb);
|
||||
}
|
||||
|
||||
@@ -129,7 +129,7 @@ static int ti_syscon_gate_clk_probe(struct platform_device *pdev)
|
||||
if (IS_ERR(base))
|
||||
return PTR_ERR(base);
|
||||
|
||||
regmap = regmap_init_mmio(dev, base, &ti_syscon_regmap_cfg);
|
||||
regmap = devm_regmap_init_mmio(dev, base, &ti_syscon_regmap_cfg);
|
||||
if (IS_ERR(regmap))
|
||||
return dev_err_probe(dev, PTR_ERR(regmap),
|
||||
"failed to get regmap\n");
|
||||
|
||||
@@ -26,7 +26,7 @@
|
||||
|
||||
enum clk_ids {
|
||||
/* Core Clock Outputs exported to DT */
|
||||
LAST_DT_CORE_CLK = R8A779A0_CLK_OSC,
|
||||
LAST_DT_CORE_CLK = R8A779A0_CLK_ZG,
|
||||
|
||||
/* External Input Clocks */
|
||||
CLK_EXTAL,
|
||||
@@ -39,6 +39,7 @@ enum clk_ids {
|
||||
CLK_PLL21,
|
||||
CLK_PLL30,
|
||||
CLK_PLL31,
|
||||
CLK_PLL4,
|
||||
CLK_PLL5,
|
||||
CLK_PLL1_DIV2,
|
||||
CLK_PLL20_DIV2,
|
||||
@@ -65,6 +66,7 @@ enum clk_ids {
|
||||
#define CPG_PLL21CR 0x0838 /* PLL21 Control Register */
|
||||
#define CPG_PLL30CR 0x083c /* PLL30 Control Register */
|
||||
#define CPG_PLL31CR 0x0840 /* PLL31 Control Register */
|
||||
#define CPG_PLL4CR 0x0844 /* PLL4 Control Register */
|
||||
|
||||
static const struct cpg_core_clk r8a779a0_core_clks[] __initconst = {
|
||||
/* External Clock Inputs */
|
||||
@@ -79,6 +81,7 @@ static const struct cpg_core_clk r8a779a0_core_clks[] __initconst = {
|
||||
DEF_PLL(".pll21", CLK_PLL21, CPG_PLL21CR),
|
||||
DEF_PLL(".pll30", CLK_PLL30, CPG_PLL30CR),
|
||||
DEF_PLL(".pll31", CLK_PLL31, CPG_PLL31CR),
|
||||
DEF_PLL(".pll4", CLK_PLL4, CPG_PLL4CR),
|
||||
|
||||
DEF_FIXED(".pll1_div2", CLK_PLL1_DIV2, CLK_PLL1, 2, 1),
|
||||
DEF_FIXED(".pll20_div2", CLK_PLL20_DIV2, CLK_PLL20, 2, 1),
|
||||
@@ -98,6 +101,7 @@ static const struct cpg_core_clk r8a779a0_core_clks[] __initconst = {
|
||||
/* Core Clock Outputs */
|
||||
DEF_GEN4_Z("z0", R8A779A0_CLK_Z0, CLK_TYPE_GEN4_Z, CLK_PLL20, 2, 0),
|
||||
DEF_GEN4_Z("z1", R8A779A0_CLK_Z1, CLK_TYPE_GEN4_Z, CLK_PLL21, 2, 8),
|
||||
DEF_GEN4_Z("zg", R8A779A0_CLK_ZG, CLK_TYPE_GEN4_Z, CLK_PLL4, 2, 88),
|
||||
DEF_FIXED("zx", R8A779A0_CLK_ZX, CLK_PLL20_DIV2, 2, 1),
|
||||
DEF_FIXED("s1d1", R8A779A0_CLK_S1D1, CLK_S1, 1, 1),
|
||||
DEF_FIXED("s1d2", R8A779A0_CLK_S1D2, CLK_S1, 2, 1),
|
||||
@@ -138,6 +142,7 @@ static const struct cpg_core_clk r8a779a0_core_clks[] __initconst = {
|
||||
};
|
||||
|
||||
static const struct mssr_mod_clk r8a779a0_mod_clks[] __initconst = {
|
||||
DEF_MOD("3dge", 0, R8A779A0_CLK_ZG),
|
||||
DEF_MOD("isp0", 16, R8A779A0_CLK_S1D1),
|
||||
DEF_MOD("isp1", 17, R8A779A0_CLK_S1D1),
|
||||
DEF_MOD("isp2", 18, R8A779A0_CLK_S1D1),
|
||||
|
||||
@@ -1333,9 +1333,9 @@ static int __init r9a06g032_clocks_probe(struct platform_device *pdev)
|
||||
if (IS_ERR(mclk))
|
||||
return PTR_ERR(mclk);
|
||||
|
||||
clocks->reg = of_iomap(np, 0);
|
||||
if (WARN_ON(!clocks->reg))
|
||||
return -ENOMEM;
|
||||
clocks->reg = devm_of_iomap(dev, np, 0, NULL);
|
||||
if (IS_ERR(clocks->reg))
|
||||
return PTR_ERR(clocks->reg);
|
||||
|
||||
r9a06g032_init_h2mode(clocks);
|
||||
|
||||
|
||||
@@ -16,7 +16,7 @@
|
||||
|
||||
enum clk_ids {
|
||||
/* Core Clock Outputs exported to DT */
|
||||
LAST_DT_CORE_CLK = R9A09G047_USB3_0_CLKCORE,
|
||||
LAST_DT_CORE_CLK = R9A09G047_USB2_0_CLK_CORE1,
|
||||
|
||||
/* External Input Clocks */
|
||||
CLK_AUDIO_EXTAL,
|
||||
@@ -44,6 +44,9 @@ enum clk_ids {
|
||||
CLK_PLLCLN_DIV8,
|
||||
CLK_PLLCLN_DIV16,
|
||||
CLK_PLLCLN_DIV20,
|
||||
CLK_PLLCLN_DIV64,
|
||||
CLK_PLLCLN_DIV256,
|
||||
CLK_PLLCLN_DIV1024,
|
||||
CLK_PLLDTY_ACPU,
|
||||
CLK_PLLDTY_ACPU_DIV2,
|
||||
CLK_PLLDTY_ACPU_DIV4,
|
||||
@@ -142,6 +145,9 @@ static const struct cpg_core_clk r9a09g047_core_clks[] __initconst = {
|
||||
DEF_FIXED(".pllcln_div8", CLK_PLLCLN_DIV8, CLK_PLLCLN, 1, 8),
|
||||
DEF_FIXED(".pllcln_div16", CLK_PLLCLN_DIV16, CLK_PLLCLN, 1, 16),
|
||||
DEF_FIXED(".pllcln_div20", CLK_PLLCLN_DIV20, CLK_PLLCLN, 1, 20),
|
||||
DEF_FIXED(".pllcln_div64", CLK_PLLCLN_DIV64, CLK_PLLCLN, 1, 64),
|
||||
DEF_FIXED(".pllcln_div256", CLK_PLLCLN_DIV256, CLK_PLLCLN, 1, 256),
|
||||
DEF_FIXED(".pllcln_div1024", CLK_PLLCLN_DIV1024, CLK_PLLCLN, 1, 1024),
|
||||
|
||||
DEF_DDIV(".plldty_acpu", CLK_PLLDTY_ACPU, CLK_PLLDTY, CDDIV0_DIVCTL2, dtable_2_64),
|
||||
DEF_FIXED(".plldty_acpu_div2", CLK_PLLDTY_ACPU_DIV2, CLK_PLLDTY_ACPU, 1, 2),
|
||||
@@ -177,6 +183,8 @@ static const struct cpg_core_clk r9a09g047_core_clks[] __initconst = {
|
||||
CDDIV1_DIVCTL3, dtable_1_8),
|
||||
DEF_FIXED("iotop_0_shclk", R9A09G047_IOTOP_0_SHCLK, CLK_PLLCM33_DIV16, 1, 1),
|
||||
DEF_FIXED("spi_clk_spi", R9A09G047_SPI_CLK_SPI, CLK_PLLCM33_XSPI, 1, 2),
|
||||
DEF_FIXED("usb2_0_clk_core0", R9A09G047_USB2_0_CLK_CORE0, CLK_QEXTAL, 1, 1),
|
||||
DEF_FIXED("usb2_0_clk_core1", R9A09G047_USB2_0_CLK_CORE1, CLK_QEXTAL, 1, 1),
|
||||
DEF_FIXED("gbeth_0_clk_ptp_ref_i", R9A09G047_GBETH_0_CLK_PTP_REF_I,
|
||||
CLK_PLLETH_DIV_125_FIX, 1, 1),
|
||||
DEF_FIXED("gbeth_1_clk_ptp_ref_i", R9A09G047_GBETH_1_CLK_PTP_REF_I,
|
||||
@@ -216,6 +224,106 @@ static const struct rzv2h_mod_clk r9a09g047_mod_clks[] __initconst = {
|
||||
BUS_MSTOP(5, BIT(13))),
|
||||
DEF_MOD("wdt_3_clk_loco", CLK_QEXTAL, 5, 2, 2, 18,
|
||||
BUS_MSTOP(5, BIT(13))),
|
||||
DEF_MOD("rsci0_pclk", CLK_PLLCLN_DIV16, 5, 13, 2, 29,
|
||||
BUS_MSTOP(11, BIT(3))),
|
||||
DEF_MOD("rsci0_tclk", CLK_PLLCLN_DIV16, 5, 14, 2, 30,
|
||||
BUS_MSTOP(11, BIT(3))),
|
||||
DEF_MOD("rsci0_ps_ps3_n", CLK_PLLCLN_DIV1024, 5, 15, 2, 31,
|
||||
BUS_MSTOP(11, BIT(3))),
|
||||
DEF_MOD("rsci0_ps_ps2_n", CLK_PLLCLN_DIV256, 6, 0, 3, 0,
|
||||
BUS_MSTOP(11, BIT(3))),
|
||||
DEF_MOD("rsci0_ps_ps1_n", CLK_PLLCLN_DIV64, 6, 1, 3, 1,
|
||||
BUS_MSTOP(11, BIT(3))),
|
||||
DEF_MOD("rsci1_pclk", CLK_PLLCLN_DIV16, 6, 2, 3, 2,
|
||||
BUS_MSTOP(11, BIT(4))),
|
||||
DEF_MOD("rsci1_tclk", CLK_PLLCLN_DIV16, 6, 3, 3, 3,
|
||||
BUS_MSTOP(11, BIT(4))),
|
||||
DEF_MOD("rsci1_ps_ps3_n", CLK_PLLCLN_DIV1024, 6, 4, 3, 4,
|
||||
BUS_MSTOP(11, BIT(4))),
|
||||
DEF_MOD("rsci1_ps_ps2_n", CLK_PLLCLN_DIV256, 6, 5, 3, 5,
|
||||
BUS_MSTOP(11, BIT(4))),
|
||||
DEF_MOD("rsci1_ps_ps1_n", CLK_PLLCLN_DIV64, 6, 6, 3, 6,
|
||||
BUS_MSTOP(11, BIT(4))),
|
||||
DEF_MOD("rsci2_pclk", CLK_PLLCLN_DIV16, 6, 7, 3, 7,
|
||||
BUS_MSTOP(11, BIT(5))),
|
||||
DEF_MOD("rsci2_tclk", CLK_PLLCLN_DIV16, 6, 8, 3, 8,
|
||||
BUS_MSTOP(11, BIT(5))),
|
||||
DEF_MOD("rsci2_ps_ps3_n", CLK_PLLCLN_DIV1024, 6, 9, 3, 9,
|
||||
BUS_MSTOP(11, BIT(5))),
|
||||
DEF_MOD("rsci2_ps_ps2_n", CLK_PLLCLN_DIV256, 6, 10, 3, 10,
|
||||
BUS_MSTOP(11, BIT(5))),
|
||||
DEF_MOD("rsci2_ps_ps1_n", CLK_PLLCLN_DIV64, 6, 11, 3, 11,
|
||||
BUS_MSTOP(11, BIT(5))),
|
||||
DEF_MOD("rsci3_pclk", CLK_PLLCLN_DIV16, 6, 12, 3, 12,
|
||||
BUS_MSTOP(11, BIT(6))),
|
||||
DEF_MOD("rsci3_tclk", CLK_PLLCLN_DIV16, 6, 13, 3, 13,
|
||||
BUS_MSTOP(11, BIT(6))),
|
||||
DEF_MOD("rsci3_ps_ps3_n", CLK_PLLCLN_DIV1024, 6, 14, 3, 14,
|
||||
BUS_MSTOP(11, BIT(6))),
|
||||
DEF_MOD("rsci3_ps_ps2_n", CLK_PLLCLN_DIV256, 6, 15, 3, 15,
|
||||
BUS_MSTOP(11, BIT(6))),
|
||||
DEF_MOD("rsci3_ps_ps1_n", CLK_PLLCLN_DIV64, 7, 0, 3, 16,
|
||||
BUS_MSTOP(11, BIT(6))),
|
||||
DEF_MOD("rsci4_pclk", CLK_PLLCLN_DIV16, 7, 1, 3, 17,
|
||||
BUS_MSTOP(11, BIT(7))),
|
||||
DEF_MOD("rsci4_tclk", CLK_PLLCLN_DIV16, 7, 2, 3, 18,
|
||||
BUS_MSTOP(11, BIT(7))),
|
||||
DEF_MOD("rsci4_ps_ps3_n", CLK_PLLCLN_DIV1024, 7, 3, 3, 19,
|
||||
BUS_MSTOP(11, BIT(7))),
|
||||
DEF_MOD("rsci4_ps_ps2_n", CLK_PLLCLN_DIV256, 7, 4, 3, 20,
|
||||
BUS_MSTOP(11, BIT(7))),
|
||||
DEF_MOD("rsci4_ps_ps1_n", CLK_PLLCLN_DIV64, 7, 5, 3, 21,
|
||||
BUS_MSTOP(11, BIT(7))),
|
||||
DEF_MOD("rsci5_pclk", CLK_PLLCLN_DIV16, 7, 6, 3, 22,
|
||||
BUS_MSTOP(11, BIT(8))),
|
||||
DEF_MOD("rsci5_tclk", CLK_PLLCLN_DIV16, 7, 7, 3, 23,
|
||||
BUS_MSTOP(11, BIT(8))),
|
||||
DEF_MOD("rsci5_ps_ps3_n", CLK_PLLCLN_DIV1024, 7, 8, 3, 24,
|
||||
BUS_MSTOP(11, BIT(8))),
|
||||
DEF_MOD("rsci5_ps_ps2_n", CLK_PLLCLN_DIV256, 7, 9, 3, 25,
|
||||
BUS_MSTOP(11, BIT(8))),
|
||||
DEF_MOD("rsci5_ps_ps1_n", CLK_PLLCLN_DIV64, 7, 10, 3, 26,
|
||||
BUS_MSTOP(11, BIT(8))),
|
||||
DEF_MOD("rsci6_pclk", CLK_PLLCLN_DIV16, 7, 11, 3, 27,
|
||||
BUS_MSTOP(11, BIT(9))),
|
||||
DEF_MOD("rsci6_tclk", CLK_PLLCLN_DIV16, 7, 12, 3, 28,
|
||||
BUS_MSTOP(11, BIT(9))),
|
||||
DEF_MOD("rsci6_ps_ps3_n", CLK_PLLCLN_DIV1024, 7, 13, 3, 29,
|
||||
BUS_MSTOP(11, BIT(9))),
|
||||
DEF_MOD("rsci6_ps_ps2_n", CLK_PLLCLN_DIV256, 7, 14, 3, 30,
|
||||
BUS_MSTOP(11, BIT(9))),
|
||||
DEF_MOD("rsci6_ps_ps1_n", CLK_PLLCLN_DIV64, 7, 15, 3, 31,
|
||||
BUS_MSTOP(11, BIT(9))),
|
||||
DEF_MOD("rsci7_pclk", CLK_PLLCLN_DIV16, 8, 0, 4, 0,
|
||||
BUS_MSTOP(11, BIT(10))),
|
||||
DEF_MOD("rsci7_tclk", CLK_PLLCLN_DIV16, 8, 1, 4, 1,
|
||||
BUS_MSTOP(11, BIT(10))),
|
||||
DEF_MOD("rsci7_ps_ps3_n", CLK_PLLCLN_DIV1024, 8, 2, 4, 2,
|
||||
BUS_MSTOP(11, BIT(10))),
|
||||
DEF_MOD("rsci7_ps_ps2_n", CLK_PLLCLN_DIV256, 8, 3, 4, 3,
|
||||
BUS_MSTOP(11, BIT(10))),
|
||||
DEF_MOD("rsci7_ps_ps1_n", CLK_PLLCLN_DIV64, 8, 4, 4, 4,
|
||||
BUS_MSTOP(11, BIT(10))),
|
||||
DEF_MOD("rsci8_pclk", CLK_PLLCLN_DIV16, 8, 5, 4, 5,
|
||||
BUS_MSTOP(11, BIT(11))),
|
||||
DEF_MOD("rsci8_tclk", CLK_PLLCLN_DIV16, 8, 6, 4, 6,
|
||||
BUS_MSTOP(11, BIT(11))),
|
||||
DEF_MOD("rsci8_ps_ps3_n", CLK_PLLCLN_DIV1024, 8, 7, 4, 7,
|
||||
BUS_MSTOP(11, BIT(11))),
|
||||
DEF_MOD("rsci8_ps_ps2_n", CLK_PLLCLN_DIV256, 8, 8, 4, 8,
|
||||
BUS_MSTOP(11, BIT(11))),
|
||||
DEF_MOD("rsci8_ps_ps1_n", CLK_PLLCLN_DIV64, 8, 9, 4, 9,
|
||||
BUS_MSTOP(11, BIT(11))),
|
||||
DEF_MOD("rsci9_pclk", CLK_PLLCLN_DIV16, 8, 10, 4, 10,
|
||||
BUS_MSTOP(11, BIT(12))),
|
||||
DEF_MOD("rsci9_tclk", CLK_PLLCLN_DIV16, 8, 11, 4, 11,
|
||||
BUS_MSTOP(11, BIT(12))),
|
||||
DEF_MOD("rsci9_ps_ps3_n", CLK_PLLCLN_DIV1024, 8, 12, 4, 12,
|
||||
BUS_MSTOP(11, BIT(12))),
|
||||
DEF_MOD("rsci9_ps_ps2_n", CLK_PLLCLN_DIV256, 8, 13, 4, 13,
|
||||
BUS_MSTOP(11, BIT(12))),
|
||||
DEF_MOD("rsci9_ps_ps1_n", CLK_PLLCLN_DIV64, 8, 14, 4, 14,
|
||||
BUS_MSTOP(11, BIT(12))),
|
||||
DEF_MOD("scif_0_clk_pck", CLK_PLLCM33_DIV16, 8, 15, 4, 15,
|
||||
BUS_MSTOP(3, BIT(14))),
|
||||
DEF_MOD("i3c_0_pclkrw", CLK_PLLCLN_DIV16, 9, 0, 4, 16,
|
||||
@@ -282,6 +390,16 @@ static const struct rzv2h_mod_clk r9a09g047_mod_clks[] __initconst = {
|
||||
BUS_MSTOP(7, BIT(12))),
|
||||
DEF_MOD("usb3_0_pclk_usbtst", CLK_PLLDTY_ACPU_DIV4, 11, 0, 5, 16,
|
||||
BUS_MSTOP(7, BIT(14))),
|
||||
DEF_MOD("usb2_0_u2h0_hclk", CLK_PLLDTY_DIV8, 11, 3, 5, 19,
|
||||
BUS_MSTOP(7, BIT(7))),
|
||||
DEF_MOD("usb2_0_u2h1_hclk", CLK_PLLDTY_DIV8, 11, 4, 5, 20,
|
||||
BUS_MSTOP(7, BIT(8))),
|
||||
DEF_MOD("usb2_0_u2p_exr_cpuclk", CLK_PLLDTY_ACPU_DIV4, 11, 5, 5, 21,
|
||||
BUS_MSTOP(7, BIT(9))),
|
||||
DEF_MOD("usb2_0_pclk_usbtst0", CLK_PLLDTY_ACPU_DIV4, 11, 6, 5, 22,
|
||||
BUS_MSTOP(7, BIT(10))),
|
||||
DEF_MOD("usb2_0_pclk_usbtst1", CLK_PLLDTY_ACPU_DIV4, 11, 7, 5, 23,
|
||||
BUS_MSTOP(7, BIT(11))),
|
||||
DEF_MOD_MUX_EXTERNAL("gbeth_0_clk_tx_i", CLK_SMUX2_GBE0_TXCLK, 11, 8, 5, 24,
|
||||
BUS_MSTOP(8, BIT(5)), 1),
|
||||
DEF_MOD_MUX_EXTERNAL("gbeth_0_clk_rx_i", CLK_SMUX2_GBE0_RXCLK, 11, 9, 5, 25,
|
||||
@@ -339,6 +457,26 @@ static const struct rzv2h_reset r9a09g047_resets[] __initconst = {
|
||||
DEF_RST(7, 6, 3, 7), /* WDT_1_RESET */
|
||||
DEF_RST(7, 7, 3, 8), /* WDT_2_RESET */
|
||||
DEF_RST(7, 8, 3, 9), /* WDT_3_RESET */
|
||||
DEF_RST(8, 1, 3, 18), /* RSCI0_PRESETN */
|
||||
DEF_RST(8, 2, 3, 19), /* RSCI0_TRESETN */
|
||||
DEF_RST(8, 3, 3, 20), /* RSCI1_PRESETN */
|
||||
DEF_RST(8, 4, 3, 21), /* RSCI1_TRESETN */
|
||||
DEF_RST(8, 5, 3, 22), /* RSCI2_PRESETN */
|
||||
DEF_RST(8, 6, 3, 23), /* RSCI2_TRESETN */
|
||||
DEF_RST(8, 7, 3, 24), /* RSCI3_PRESETN */
|
||||
DEF_RST(8, 8, 3, 25), /* RSCI3_TRESETN */
|
||||
DEF_RST(8, 9, 3, 26), /* RSCI4_PRESETN */
|
||||
DEF_RST(8, 10, 3, 27), /* RSCI4_TRESETN */
|
||||
DEF_RST(8, 11, 3, 28), /* RSCI5_PRESETN */
|
||||
DEF_RST(8, 12, 3, 29), /* RSCI5_TRESETN */
|
||||
DEF_RST(8, 13, 3, 30), /* RSCI6_PRESETN */
|
||||
DEF_RST(8, 14, 3, 31), /* RSCI6_TRESETN */
|
||||
DEF_RST(8, 15, 4, 0), /* RSCI7_PRESETN */
|
||||
DEF_RST(9, 0, 4, 1), /* RSCI7_TRESETN */
|
||||
DEF_RST(9, 1, 4, 2), /* RSCI8_PRESETN */
|
||||
DEF_RST(9, 2, 4, 3), /* RSCI8_TRESETN */
|
||||
DEF_RST(9, 3, 4, 4), /* RSCI9_PRESETN */
|
||||
DEF_RST(9, 4, 4, 5), /* RSCI9_TRESETN */
|
||||
DEF_RST(9, 5, 4, 6), /* SCIF_0_RST_SYSTEM_N */
|
||||
DEF_RST(9, 6, 4, 7), /* I3C_0_PRESETN */
|
||||
DEF_RST(9, 7, 4, 8), /* I3C_0_TRESETN */
|
||||
@@ -359,6 +497,10 @@ static const struct rzv2h_reset r9a09g047_resets[] __initconst = {
|
||||
DEF_RST(10, 8, 4, 25), /* SDHI_1_IXRST */
|
||||
DEF_RST(10, 9, 4, 26), /* SDHI_2_IXRST */
|
||||
DEF_RST(10, 10, 4, 27), /* USB3_0_ARESETN */
|
||||
DEF_RST(10, 12, 4, 29), /* USB2_0_U2H0_HRESETN */
|
||||
DEF_RST(10, 13, 4, 30), /* USB2_0_U2H1_HRESETN */
|
||||
DEF_RST(10, 14, 4, 31), /* USB2_0_U2P_EXL_SYSRST */
|
||||
DEF_RST(10, 15, 5, 0), /* USB2_0_PRESETN */
|
||||
DEF_RST(11, 0, 5, 1), /* GBETH_0_ARESETN_I */
|
||||
DEF_RST(11, 1, 5, 2), /* GBETH_1_ARESETN_I */
|
||||
DEF_RST(12, 5, 5, 22), /* CRU_0_PRESETN */
|
||||
|
||||
@@ -6,6 +6,7 @@
|
||||
*/
|
||||
|
||||
#include <linux/clk-provider.h>
|
||||
#include <linux/clk/renesas.h>
|
||||
#include <linux/device.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/kernel.h>
|
||||
@@ -16,7 +17,7 @@
|
||||
|
||||
enum clk_ids {
|
||||
/* Core Clock Outputs exported to DT */
|
||||
LAST_DT_CORE_CLK = R9A09G056_SPI_CLK_SPI,
|
||||
LAST_DT_CORE_CLK = R9A09G056_USB3_0_CLKCORE,
|
||||
|
||||
/* External Input Clocks */
|
||||
CLK_AUDIO_EXTAL,
|
||||
@@ -28,7 +29,9 @@ enum clk_ids {
|
||||
CLK_PLLCLN,
|
||||
CLK_PLLDTY,
|
||||
CLK_PLLCA55,
|
||||
CLK_PLLVDO,
|
||||
CLK_PLLETH,
|
||||
CLK_PLLDSI,
|
||||
CLK_PLLGPU,
|
||||
|
||||
/* Internal Core Clocks */
|
||||
@@ -47,6 +50,10 @@ enum clk_ids {
|
||||
CLK_PLLDTY_ACPU_DIV2,
|
||||
CLK_PLLDTY_ACPU_DIV4,
|
||||
CLK_PLLDTY_DIV8,
|
||||
CLK_PLLDTY_DIV16,
|
||||
CLK_PLLVDO_CRU0,
|
||||
CLK_PLLVDO_CRU1,
|
||||
CLK_PLLVDO_ISP,
|
||||
CLK_PLLETH_DIV_250_FIX,
|
||||
CLK_PLLETH_DIV_125_FIX,
|
||||
CLK_CSDIV_PLLETH_GBE0,
|
||||
@@ -55,6 +62,9 @@ enum clk_ids {
|
||||
CLK_SMUX2_GBE0_RXCLK,
|
||||
CLK_SMUX2_GBE1_TXCLK,
|
||||
CLK_SMUX2_GBE1_RXCLK,
|
||||
CLK_CDIV4_PLLETH_LPCLK,
|
||||
CLK_PLLETH_LPCLK_GEAR,
|
||||
CLK_PLLDSI_GEAR,
|
||||
CLK_PLLGPU_GEAR,
|
||||
|
||||
/* Module Clocks */
|
||||
@@ -69,6 +79,12 @@ static const struct clk_div_table dtable_1_8[] = {
|
||||
{0, 0},
|
||||
};
|
||||
|
||||
static const struct clk_div_table dtable_2_4[] = {
|
||||
{0, 2},
|
||||
{1, 4},
|
||||
{0, 0},
|
||||
};
|
||||
|
||||
static const struct clk_div_table dtable_2_16[] = {
|
||||
{0, 2},
|
||||
{1, 4},
|
||||
@@ -77,6 +93,26 @@ static const struct clk_div_table dtable_2_16[] = {
|
||||
{0, 0},
|
||||
};
|
||||
|
||||
static const struct clk_div_table dtable_2_32[] = {
|
||||
{0, 2},
|
||||
{1, 4},
|
||||
{2, 6},
|
||||
{3, 8},
|
||||
{4, 10},
|
||||
{5, 12},
|
||||
{6, 14},
|
||||
{7, 16},
|
||||
{8, 18},
|
||||
{9, 20},
|
||||
{10, 22},
|
||||
{11, 24},
|
||||
{12, 26},
|
||||
{13, 28},
|
||||
{14, 30},
|
||||
{15, 32},
|
||||
{0, 0},
|
||||
};
|
||||
|
||||
static const struct clk_div_table dtable_2_64[] = {
|
||||
{0, 2},
|
||||
{1, 4},
|
||||
@@ -93,6 +129,17 @@ static const struct clk_div_table dtable_2_100[] = {
|
||||
{0, 0},
|
||||
};
|
||||
|
||||
static const struct clk_div_table dtable_16_128[] = {
|
||||
{0, 16},
|
||||
{1, 32},
|
||||
{2, 64},
|
||||
{3, 128},
|
||||
{0, 0},
|
||||
};
|
||||
|
||||
RZV2H_CPG_PLL_DSI_LIMITS(rzv2n_cpg_pll_dsi_limits);
|
||||
#define PLLDSI PLL_PACK_LIMITS(0xc0, 1, 0, &rzv2n_cpg_pll_dsi_limits)
|
||||
|
||||
/* Mux clock tables */
|
||||
static const char * const smux2_gbe0_rxclk[] = { ".plleth_gbe0", "et0_rxclk" };
|
||||
static const char * const smux2_gbe0_txclk[] = { ".plleth_gbe0", "et0_txclk" };
|
||||
@@ -112,7 +159,9 @@ static const struct cpg_core_clk r9a09g056_core_clks[] __initconst = {
|
||||
DEF_FIXED(".pllcln", CLK_PLLCLN, CLK_QEXTAL, 200, 3),
|
||||
DEF_FIXED(".plldty", CLK_PLLDTY, CLK_QEXTAL, 200, 3),
|
||||
DEF_PLL(".pllca55", CLK_PLLCA55, CLK_QEXTAL, PLLCA55),
|
||||
DEF_FIXED(".pllvdo", CLK_PLLVDO, CLK_QEXTAL, 105, 2),
|
||||
DEF_FIXED(".plleth", CLK_PLLETH, CLK_QEXTAL, 125, 3),
|
||||
DEF_PLLDSI(".plldsi", CLK_PLLDSI, CLK_QEXTAL, PLLDSI),
|
||||
DEF_PLL(".pllgpu", CLK_PLLGPU, CLK_QEXTAL, PLLGPU),
|
||||
|
||||
/* Internal Core Clocks */
|
||||
@@ -134,6 +183,11 @@ static const struct cpg_core_clk r9a09g056_core_clks[] __initconst = {
|
||||
DEF_FIXED(".plldty_acpu_div2", CLK_PLLDTY_ACPU_DIV2, CLK_PLLDTY_ACPU, 1, 2),
|
||||
DEF_FIXED(".plldty_acpu_div4", CLK_PLLDTY_ACPU_DIV4, CLK_PLLDTY_ACPU, 1, 4),
|
||||
DEF_FIXED(".plldty_div8", CLK_PLLDTY_DIV8, CLK_PLLDTY, 1, 8),
|
||||
DEF_FIXED(".plldty_div16", CLK_PLLDTY_DIV16, CLK_PLLDTY, 1, 16),
|
||||
|
||||
DEF_DDIV(".pllvdo_cru0", CLK_PLLVDO_CRU0, CLK_PLLVDO, CDDIV3_DIVCTL3, dtable_2_4),
|
||||
DEF_DDIV(".pllvdo_cru1", CLK_PLLVDO_CRU1, CLK_PLLVDO, CDDIV4_DIVCTL0, dtable_2_4),
|
||||
DEF_DDIV(".pllvdo_isp", CLK_PLLVDO_ISP, CLK_PLLVDO, CDDIV2_DIVCTL3, dtable_2_64),
|
||||
|
||||
DEF_FIXED(".plleth_250_fix", CLK_PLLETH_DIV_250_FIX, CLK_PLLETH, 1, 4),
|
||||
DEF_FIXED(".plleth_125_fix", CLK_PLLETH_DIV_125_FIX, CLK_PLLETH_DIV_250_FIX, 1, 2),
|
||||
@@ -145,6 +199,12 @@ static const struct cpg_core_clk r9a09g056_core_clks[] __initconst = {
|
||||
DEF_SMUX(".smux2_gbe0_rxclk", CLK_SMUX2_GBE0_RXCLK, SSEL0_SELCTL3, smux2_gbe0_rxclk),
|
||||
DEF_SMUX(".smux2_gbe1_txclk", CLK_SMUX2_GBE1_TXCLK, SSEL1_SELCTL0, smux2_gbe1_txclk),
|
||||
DEF_SMUX(".smux2_gbe1_rxclk", CLK_SMUX2_GBE1_RXCLK, SSEL1_SELCTL1, smux2_gbe1_rxclk),
|
||||
DEF_FIXED(".cdiv4_plleth_lpclk", CLK_CDIV4_PLLETH_LPCLK, CLK_PLLETH, 1, 4),
|
||||
DEF_CSDIV(".plleth_lpclk_gear", CLK_PLLETH_LPCLK_GEAR, CLK_CDIV4_PLLETH_LPCLK,
|
||||
CSDIV0_DIVCTL2, dtable_16_128),
|
||||
|
||||
DEF_PLLDSI_DIV(".plldsi_gear", CLK_PLLDSI_GEAR, CLK_PLLDSI,
|
||||
CSDIV1_DIVCTL2, dtable_2_32),
|
||||
|
||||
DEF_DDIV(".pllgpu_gear", CLK_PLLGPU_GEAR, CLK_PLLGPU, CDDIV3_DIVCTL1, dtable_2_64),
|
||||
|
||||
@@ -166,6 +226,8 @@ static const struct cpg_core_clk r9a09g056_core_clks[] __initconst = {
|
||||
CLK_PLLETH_DIV_125_FIX, 1, 1),
|
||||
DEF_FIXED_MOD_STATUS("spi_clk_spi", R9A09G056_SPI_CLK_SPI, CLK_PLLCM33_XSPI, 1, 2,
|
||||
FIXED_MOD_CONF_XSPI),
|
||||
DEF_FIXED("usb3_0_ref_alt_clk_p", R9A09G056_USB3_0_REF_ALT_CLK_P, CLK_QEXTAL, 1, 1),
|
||||
DEF_FIXED("usb3_0_core_clk", R9A09G056_USB3_0_CLKCORE, CLK_QEXTAL, 1, 1),
|
||||
};
|
||||
|
||||
static const struct rzv2h_mod_clk r9a09g056_mod_clks[] __initconst = {
|
||||
@@ -259,6 +321,10 @@ static const struct rzv2h_mod_clk r9a09g056_mod_clks[] __initconst = {
|
||||
BUS_MSTOP(8, BIT(4))),
|
||||
DEF_MOD("sdhi_2_aclk", CLK_PLLDTY_ACPU_DIV4, 10, 14, 5, 14,
|
||||
BUS_MSTOP(8, BIT(4))),
|
||||
DEF_MOD("usb3_0_aclk", CLK_PLLDTY_DIV8, 10, 15, 5, 15,
|
||||
BUS_MSTOP(7, BIT(12))),
|
||||
DEF_MOD("usb3_0_pclk_usbtst", CLK_PLLDTY_ACPU_DIV4, 11, 0, 5, 16,
|
||||
BUS_MSTOP(7, BIT(14))),
|
||||
DEF_MOD("usb2_0_u2h0_hclk", CLK_PLLDTY_DIV8, 11, 3, 5, 19,
|
||||
BUS_MSTOP(7, BIT(7))),
|
||||
DEF_MOD("usb2_0_u2p_exr_cpuclk", CLK_PLLDTY_ACPU_DIV4, 11, 5, 5, 21,
|
||||
@@ -289,6 +355,42 @@ static const struct rzv2h_mod_clk r9a09g056_mod_clks[] __initconst = {
|
||||
BUS_MSTOP(8, BIT(6))),
|
||||
DEF_MOD("gbeth_1_aclk_i", CLK_PLLDTY_DIV8, 12, 3, 6, 3,
|
||||
BUS_MSTOP(8, BIT(6))),
|
||||
DEF_MOD("cru_0_aclk", CLK_PLLDTY_ACPU_DIV2, 13, 2, 6, 18,
|
||||
BUS_MSTOP(9, BIT(4))),
|
||||
DEF_MOD_NO_PM("cru_0_vclk", CLK_PLLVDO_CRU0, 13, 3, 6, 19,
|
||||
BUS_MSTOP(9, BIT(4))),
|
||||
DEF_MOD("cru_0_pclk", CLK_PLLDTY_DIV16, 13, 4, 6, 20,
|
||||
BUS_MSTOP(9, BIT(4))),
|
||||
DEF_MOD("cru_1_aclk", CLK_PLLDTY_ACPU_DIV2, 13, 5, 6, 21,
|
||||
BUS_MSTOP(9, BIT(5))),
|
||||
DEF_MOD_NO_PM("cru_1_vclk", CLK_PLLVDO_CRU1, 13, 6, 6, 22,
|
||||
BUS_MSTOP(9, BIT(5))),
|
||||
DEF_MOD("cru_1_pclk", CLK_PLLDTY_DIV16, 13, 7, 6, 23,
|
||||
BUS_MSTOP(9, BIT(5))),
|
||||
DEF_MOD("isp_0_reg_aclk", CLK_PLLDTY_ACPU_DIV2, 14, 2, 7, 2,
|
||||
BUS_MSTOP(9, BIT(8))),
|
||||
DEF_MOD("isp_0_pclk", CLK_PLLDTY_DIV16, 14, 3, 7, 3,
|
||||
BUS_MSTOP(9, BIT(8))),
|
||||
DEF_MOD("isp_0_vin_aclk", CLK_PLLDTY_ACPU_DIV2, 14, 4, 7, 4,
|
||||
BUS_MSTOP(9, BIT(9))),
|
||||
DEF_MOD("isp_0_isp_sclk", CLK_PLLVDO_ISP, 14, 5, 7, 5,
|
||||
BUS_MSTOP(9, BIT(9))),
|
||||
DEF_MOD("dsi_0_pclk", CLK_PLLDTY_DIV16, 14, 8, 7, 8,
|
||||
BUS_MSTOP(9, BIT(14) | BIT(15))),
|
||||
DEF_MOD("dsi_0_aclk", CLK_PLLDTY_ACPU_DIV2, 14, 9, 7, 9,
|
||||
BUS_MSTOP(9, BIT(14) | BIT(15))),
|
||||
DEF_MOD("dsi_0_vclk1", CLK_PLLDSI_GEAR, 14, 10, 7, 10,
|
||||
BUS_MSTOP(9, BIT(14) | BIT(15))),
|
||||
DEF_MOD("dsi_0_lpclk", CLK_PLLETH_LPCLK_GEAR, 14, 11, 7, 11,
|
||||
BUS_MSTOP(9, BIT(14) | BIT(15))),
|
||||
DEF_MOD("dsi_0_pllref_clk", CLK_QEXTAL, 14, 12, 7, 12,
|
||||
BUS_MSTOP(9, BIT(14) | BIT(15))),
|
||||
DEF_MOD("lcdc_0_clk_a", CLK_PLLDTY_ACPU_DIV2, 14, 13, 7, 13,
|
||||
BUS_MSTOP(10, BIT(1) | BIT(2) | BIT(3))),
|
||||
DEF_MOD("lcdc_0_clk_p", CLK_PLLDTY_DIV16, 14, 14, 7, 14,
|
||||
BUS_MSTOP(10, BIT(1) | BIT(2) | BIT(3))),
|
||||
DEF_MOD("lcdc_0_clk_d", CLK_PLLDSI_GEAR, 14, 15, 7, 15,
|
||||
BUS_MSTOP(10, BIT(1) | BIT(2) | BIT(3))),
|
||||
DEF_MOD("gpu_0_clk", CLK_PLLGPU_GEAR, 15, 0, 7, 16,
|
||||
BUS_MSTOP(3, BIT(4))),
|
||||
DEF_MOD("gpu_0_axi_clk", CLK_PLLDTY_ACPU_DIV2, 15, 1, 7, 17,
|
||||
@@ -330,11 +432,25 @@ static const struct rzv2h_reset r9a09g056_resets[] __initconst = {
|
||||
DEF_RST(10, 7, 4, 24), /* SDHI_0_IXRST */
|
||||
DEF_RST(10, 8, 4, 25), /* SDHI_1_IXRST */
|
||||
DEF_RST(10, 9, 4, 26), /* SDHI_2_IXRST */
|
||||
DEF_RST(10, 10, 4, 27), /* USB3_0_ARESETN */
|
||||
DEF_RST(10, 12, 4, 29), /* USB2_0_U2H0_HRESETN */
|
||||
DEF_RST(10, 14, 4, 31), /* USB2_0_U2P_EXL_SYSRST */
|
||||
DEF_RST(10, 15, 5, 0), /* USB2_0_PRESETN */
|
||||
DEF_RST(11, 0, 5, 1), /* GBETH_0_ARESETN_I */
|
||||
DEF_RST(11, 1, 5, 2), /* GBETH_1_ARESETN_I */
|
||||
DEF_RST(12, 5, 5, 22), /* CRU_0_PRESETN */
|
||||
DEF_RST(12, 6, 5, 23), /* CRU_0_ARESETN */
|
||||
DEF_RST(12, 7, 5, 24), /* CRU_0_S_RESETN */
|
||||
DEF_RST(12, 8, 5, 25), /* CRU_1_PRESETN */
|
||||
DEF_RST(12, 9, 5, 26), /* CRU_1_ARESETN */
|
||||
DEF_RST(12, 10, 5, 27), /* CRU_1_S_RESETN */
|
||||
DEF_RST(13, 1, 6, 2), /* ISP_0_VIN_ARESETN */
|
||||
DEF_RST(13, 2, 6, 3), /* ISP_0_REG_ARESETN */
|
||||
DEF_RST(13, 3, 6, 4), /* ISP_0_ISP_SRESETN */
|
||||
DEF_RST(13, 4, 6, 5), /* ISP_0_PRESETN */
|
||||
DEF_RST(13, 7, 6, 8), /* DSI_0_PRESETN */
|
||||
DEF_RST(13, 8, 6, 9), /* DSI_0_ARESETN */
|
||||
DEF_RST(13, 12, 6, 13), /* LCDC_0_RESET_N */
|
||||
DEF_RST(13, 13, 6, 14), /* GPU_0_RESETN */
|
||||
DEF_RST(13, 14, 6, 15), /* GPU_0_AXI_RESETN */
|
||||
DEF_RST(13, 15, 6, 16), /* GPU_0_ACE_RESETN */
|
||||
|
||||
@@ -6,6 +6,7 @@
|
||||
*/
|
||||
|
||||
#include <linux/clk-provider.h>
|
||||
#include <linux/clk/renesas.h>
|
||||
#include <linux/device.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/kernel.h>
|
||||
@@ -16,7 +17,7 @@
|
||||
|
||||
enum clk_ids {
|
||||
/* Core Clock Outputs exported to DT */
|
||||
LAST_DT_CORE_CLK = R9A09G057_SPI_CLK_SPI,
|
||||
LAST_DT_CORE_CLK = R9A09G057_USB3_1_CLKCORE,
|
||||
|
||||
/* External Input Clocks */
|
||||
CLK_AUDIO_EXTAL,
|
||||
@@ -30,6 +31,7 @@ enum clk_ids {
|
||||
CLK_PLLCA55,
|
||||
CLK_PLLVDO,
|
||||
CLK_PLLETH,
|
||||
CLK_PLLDSI,
|
||||
CLK_PLLGPU,
|
||||
|
||||
/* Internal Core Clocks */
|
||||
@@ -55,6 +57,7 @@ enum clk_ids {
|
||||
CLK_PLLVDO_CRU1,
|
||||
CLK_PLLVDO_CRU2,
|
||||
CLK_PLLVDO_CRU3,
|
||||
CLK_PLLVDO_ISP,
|
||||
CLK_PLLETH_DIV_250_FIX,
|
||||
CLK_PLLETH_DIV_125_FIX,
|
||||
CLK_CSDIV_PLLETH_GBE0,
|
||||
@@ -63,6 +66,9 @@ enum clk_ids {
|
||||
CLK_SMUX2_GBE0_RXCLK,
|
||||
CLK_SMUX2_GBE1_TXCLK,
|
||||
CLK_SMUX2_GBE1_RXCLK,
|
||||
CLK_CDIV4_PLLETH_LPCLK,
|
||||
CLK_PLLETH_LPCLK_GEAR,
|
||||
CLK_PLLDSI_GEAR,
|
||||
CLK_PLLGPU_GEAR,
|
||||
|
||||
/* Module Clocks */
|
||||
@@ -91,6 +97,26 @@ static const struct clk_div_table dtable_2_16[] = {
|
||||
{0, 0},
|
||||
};
|
||||
|
||||
static const struct clk_div_table dtable_2_32[] = {
|
||||
{0, 2},
|
||||
{1, 4},
|
||||
{2, 6},
|
||||
{3, 8},
|
||||
{4, 10},
|
||||
{5, 12},
|
||||
{6, 14},
|
||||
{7, 16},
|
||||
{8, 18},
|
||||
{9, 20},
|
||||
{10, 22},
|
||||
{11, 24},
|
||||
{12, 26},
|
||||
{13, 28},
|
||||
{14, 30},
|
||||
{15, 32},
|
||||
{0, 0},
|
||||
};
|
||||
|
||||
static const struct clk_div_table dtable_2_64[] = {
|
||||
{0, 2},
|
||||
{1, 4},
|
||||
@@ -107,6 +133,17 @@ static const struct clk_div_table dtable_2_100[] = {
|
||||
{0, 0},
|
||||
};
|
||||
|
||||
static const struct clk_div_table dtable_16_128[] = {
|
||||
{0, 16},
|
||||
{1, 32},
|
||||
{2, 64},
|
||||
{3, 128},
|
||||
{0, 0},
|
||||
};
|
||||
|
||||
RZV2H_CPG_PLL_DSI_LIMITS(rzv2h_cpg_pll_dsi_limits);
|
||||
#define PLLDSI PLL_PACK_LIMITS(0xc0, 1, 0, &rzv2h_cpg_pll_dsi_limits)
|
||||
|
||||
/* Mux clock tables */
|
||||
static const char * const smux2_gbe0_rxclk[] = { ".plleth_gbe0", "et0_rxclk" };
|
||||
static const char * const smux2_gbe0_txclk[] = { ".plleth_gbe0", "et0_txclk" };
|
||||
@@ -128,6 +165,7 @@ static const struct cpg_core_clk r9a09g057_core_clks[] __initconst = {
|
||||
DEF_PLL(".pllca55", CLK_PLLCA55, CLK_QEXTAL, PLLCA55),
|
||||
DEF_FIXED(".pllvdo", CLK_PLLVDO, CLK_QEXTAL, 105, 2),
|
||||
DEF_FIXED(".plleth", CLK_PLLETH, CLK_QEXTAL, 125, 3),
|
||||
DEF_PLLDSI(".plldsi", CLK_PLLDSI, CLK_QEXTAL, PLLDSI),
|
||||
DEF_PLL(".pllgpu", CLK_PLLGPU, CLK_QEXTAL, PLLGPU),
|
||||
|
||||
/* Internal Core Clocks */
|
||||
@@ -157,6 +195,7 @@ static const struct cpg_core_clk r9a09g057_core_clks[] __initconst = {
|
||||
DEF_DDIV(".pllvdo_cru1", CLK_PLLVDO_CRU1, CLK_PLLVDO, CDDIV4_DIVCTL0, dtable_2_4),
|
||||
DEF_DDIV(".pllvdo_cru2", CLK_PLLVDO_CRU2, CLK_PLLVDO, CDDIV4_DIVCTL1, dtable_2_4),
|
||||
DEF_DDIV(".pllvdo_cru3", CLK_PLLVDO_CRU3, CLK_PLLVDO, CDDIV4_DIVCTL2, dtable_2_4),
|
||||
DEF_DDIV(".pllvdo_isp", CLK_PLLVDO_ISP, CLK_PLLVDO, CDDIV2_DIVCTL3, dtable_2_64),
|
||||
|
||||
DEF_FIXED(".plleth_250_fix", CLK_PLLETH_DIV_250_FIX, CLK_PLLETH, 1, 4),
|
||||
DEF_FIXED(".plleth_125_fix", CLK_PLLETH_DIV_125_FIX, CLK_PLLETH_DIV_250_FIX, 1, 2),
|
||||
@@ -168,6 +207,12 @@ static const struct cpg_core_clk r9a09g057_core_clks[] __initconst = {
|
||||
DEF_SMUX(".smux2_gbe0_rxclk", CLK_SMUX2_GBE0_RXCLK, SSEL0_SELCTL3, smux2_gbe0_rxclk),
|
||||
DEF_SMUX(".smux2_gbe1_txclk", CLK_SMUX2_GBE1_TXCLK, SSEL1_SELCTL0, smux2_gbe1_txclk),
|
||||
DEF_SMUX(".smux2_gbe1_rxclk", CLK_SMUX2_GBE1_RXCLK, SSEL1_SELCTL1, smux2_gbe1_rxclk),
|
||||
DEF_FIXED(".cdiv4_plleth_lpclk", CLK_CDIV4_PLLETH_LPCLK, CLK_PLLETH, 1, 4),
|
||||
DEF_CSDIV(".plleth_lpclk_gear", CLK_PLLETH_LPCLK_GEAR, CLK_CDIV4_PLLETH_LPCLK,
|
||||
CSDIV0_DIVCTL2, dtable_16_128),
|
||||
|
||||
DEF_PLLDSI_DIV(".plldsi_gear", CLK_PLLDSI_GEAR, CLK_PLLDSI,
|
||||
CSDIV1_DIVCTL2, dtable_2_32),
|
||||
|
||||
DEF_DDIV(".pllgpu_gear", CLK_PLLGPU_GEAR, CLK_PLLGPU, CDDIV3_DIVCTL1, dtable_2_64),
|
||||
|
||||
@@ -190,6 +235,10 @@ static const struct cpg_core_clk r9a09g057_core_clks[] __initconst = {
|
||||
CLK_PLLETH_DIV_125_FIX, 1, 1),
|
||||
DEF_FIXED_MOD_STATUS("spi_clk_spi", R9A09G057_SPI_CLK_SPI, CLK_PLLCM33_XSPI, 1, 2,
|
||||
FIXED_MOD_CONF_XSPI),
|
||||
DEF_FIXED("usb3_0_ref_alt_clk_p", R9A09G057_USB3_0_REF_ALT_CLK_P, CLK_QEXTAL, 1, 1),
|
||||
DEF_FIXED("usb3_0_core_clk", R9A09G057_USB3_0_CLKCORE, CLK_QEXTAL, 1, 1),
|
||||
DEF_FIXED("usb3_1_ref_alt_clk_p", R9A09G057_USB3_1_REF_ALT_CLK_P, CLK_QEXTAL, 1, 1),
|
||||
DEF_FIXED("usb3_1_core_clk", R9A09G057_USB3_1_CLKCORE, CLK_QEXTAL, 1, 1),
|
||||
};
|
||||
|
||||
static const struct rzv2h_mod_clk r9a09g057_mod_clks[] __initconst = {
|
||||
@@ -239,6 +288,8 @@ static const struct rzv2h_mod_clk r9a09g057_mod_clks[] __initconst = {
|
||||
BUS_MSTOP(5, BIT(13))),
|
||||
DEF_MOD("wdt_3_clk_loco", CLK_QEXTAL, 5, 2, 2, 18,
|
||||
BUS_MSTOP(5, BIT(13))),
|
||||
DEF_MOD("rtc_0_clk_rtc", CLK_PLLCM33_DIV16, 5, 3, 2, 19,
|
||||
BUS_MSTOP(3, BIT(11) | BIT(12))),
|
||||
DEF_MOD("rspi_0_pclk", CLK_PLLCLN_DIV8, 5, 4, 2, 20,
|
||||
BUS_MSTOP(11, BIT(0))),
|
||||
DEF_MOD("rspi_0_pclk_sfr", CLK_PLLCLN_DIV8, 5, 5, 2, 21,
|
||||
@@ -313,6 +364,14 @@ static const struct rzv2h_mod_clk r9a09g057_mod_clks[] __initconst = {
|
||||
BUS_MSTOP(8, BIT(4))),
|
||||
DEF_MOD("sdhi_2_aclk", CLK_PLLDTY_ACPU_DIV4, 10, 14, 5, 14,
|
||||
BUS_MSTOP(8, BIT(4))),
|
||||
DEF_MOD("usb3_0_aclk", CLK_PLLDTY_DIV8, 10, 15, 5, 15,
|
||||
BUS_MSTOP(7, BIT(12))),
|
||||
DEF_MOD("usb3_0_pclk_usbtst", CLK_PLLDTY_ACPU_DIV4, 11, 0, 5, 16,
|
||||
BUS_MSTOP(7, BIT(14))),
|
||||
DEF_MOD("usb3_1_aclk", CLK_PLLDTY_DIV8, 11, 1, 5, 17,
|
||||
BUS_MSTOP(7, BIT(13))),
|
||||
DEF_MOD("usb3_1_pclk_usbtst", CLK_PLLDTY_ACPU_DIV4, 11, 2, 5, 18,
|
||||
BUS_MSTOP(7, BIT(15))),
|
||||
DEF_MOD("usb2_0_u2h0_hclk", CLK_PLLDTY_DIV8, 11, 3, 5, 19,
|
||||
BUS_MSTOP(7, BIT(7))),
|
||||
DEF_MOD("usb2_0_u2h1_hclk", CLK_PLLDTY_DIV8, 11, 4, 5, 20,
|
||||
@@ -371,12 +430,40 @@ static const struct rzv2h_mod_clk r9a09g057_mod_clks[] __initconst = {
|
||||
BUS_MSTOP(9, BIT(7))),
|
||||
DEF_MOD("cru_3_pclk", CLK_PLLDTY_DIV16, 13, 13, 6, 29,
|
||||
BUS_MSTOP(9, BIT(7))),
|
||||
DEF_MOD("isp_0_reg_aclk", CLK_PLLDTY_ACPU_DIV2, 14, 2, 7, 2,
|
||||
BUS_MSTOP(9, BIT(8))),
|
||||
DEF_MOD("isp_0_pclk", CLK_PLLDTY_DIV16, 14, 3, 7, 3,
|
||||
BUS_MSTOP(9, BIT(8))),
|
||||
DEF_MOD("isp_0_vin_aclk", CLK_PLLDTY_ACPU_DIV2, 14, 4, 7, 4,
|
||||
BUS_MSTOP(9, BIT(9))),
|
||||
DEF_MOD("isp_0_isp_sclk", CLK_PLLVDO_ISP, 14, 5, 7, 5,
|
||||
BUS_MSTOP(9, BIT(9))),
|
||||
DEF_MOD("dsi_0_pclk", CLK_PLLDTY_DIV16, 14, 8, 7, 8,
|
||||
BUS_MSTOP(9, BIT(14) | BIT(15))),
|
||||
DEF_MOD("dsi_0_aclk", CLK_PLLDTY_ACPU_DIV2, 14, 9, 7, 9,
|
||||
BUS_MSTOP(9, BIT(14) | BIT(15))),
|
||||
DEF_MOD("dsi_0_vclk1", CLK_PLLDSI_GEAR, 14, 10, 7, 10,
|
||||
BUS_MSTOP(9, BIT(14) | BIT(15))),
|
||||
DEF_MOD("dsi_0_lpclk", CLK_PLLETH_LPCLK_GEAR, 14, 11, 7, 11,
|
||||
BUS_MSTOP(9, BIT(14) | BIT(15))),
|
||||
DEF_MOD("dsi_0_pllref_clk", CLK_QEXTAL, 14, 12, 7, 12,
|
||||
BUS_MSTOP(9, BIT(14) | BIT(15))),
|
||||
DEF_MOD("lcdc_0_clk_a", CLK_PLLDTY_ACPU_DIV2, 14, 13, 7, 13,
|
||||
BUS_MSTOP(10, BIT(1) | BIT(2) | BIT(3))),
|
||||
DEF_MOD("lcdc_0_clk_p", CLK_PLLDTY_DIV16, 14, 14, 7, 14,
|
||||
BUS_MSTOP(10, BIT(1) | BIT(2) | BIT(3))),
|
||||
DEF_MOD("lcdc_0_clk_d", CLK_PLLDSI_GEAR, 14, 15, 7, 15,
|
||||
BUS_MSTOP(10, BIT(1) | BIT(2) | BIT(3))),
|
||||
DEF_MOD("gpu_0_clk", CLK_PLLGPU_GEAR, 15, 0, 7, 16,
|
||||
BUS_MSTOP(3, BIT(4))),
|
||||
DEF_MOD("gpu_0_axi_clk", CLK_PLLDTY_ACPU_DIV2, 15, 1, 7, 17,
|
||||
BUS_MSTOP(3, BIT(4))),
|
||||
DEF_MOD("gpu_0_ace_clk", CLK_PLLDTY_ACPU_DIV2, 15, 2, 7, 18,
|
||||
BUS_MSTOP(3, BIT(4))),
|
||||
DEF_MOD("tsu_0_pclk", CLK_QEXTAL, 16, 9, 8, 9,
|
||||
BUS_MSTOP(5, BIT(2))),
|
||||
DEF_MOD("tsu_1_pclk", CLK_QEXTAL, 16, 10, 8, 10,
|
||||
BUS_MSTOP(2, BIT(15))),
|
||||
};
|
||||
|
||||
static const struct rzv2h_reset r9a09g057_resets[] __initconst = {
|
||||
@@ -401,6 +488,8 @@ static const struct rzv2h_reset r9a09g057_resets[] __initconst = {
|
||||
DEF_RST(7, 6, 3, 7), /* WDT_1_RESET */
|
||||
DEF_RST(7, 7, 3, 8), /* WDT_2_RESET */
|
||||
DEF_RST(7, 8, 3, 9), /* WDT_3_RESET */
|
||||
DEF_RST(7, 9, 3, 10), /* RTC_0_RST_RTC */
|
||||
DEF_RST(7, 10, 3, 11), /* RTC_0_RST_RTC_V */
|
||||
DEF_RST(7, 11, 3, 12), /* RSPI_0_PRESETN */
|
||||
DEF_RST(7, 12, 3, 13), /* RSPI_0_TRESETN */
|
||||
DEF_RST(7, 13, 3, 14), /* RSPI_1_PRESETN */
|
||||
@@ -424,6 +513,8 @@ static const struct rzv2h_reset r9a09g057_resets[] __initconst = {
|
||||
DEF_RST(10, 7, 4, 24), /* SDHI_0_IXRST */
|
||||
DEF_RST(10, 8, 4, 25), /* SDHI_1_IXRST */
|
||||
DEF_RST(10, 9, 4, 26), /* SDHI_2_IXRST */
|
||||
DEF_RST(10, 10, 4, 27), /* USB3_0_ARESETN */
|
||||
DEF_RST(10, 11, 4, 28), /* USB3_1_ARESETN */
|
||||
DEF_RST(10, 12, 4, 29), /* USB2_0_U2H0_HRESETN */
|
||||
DEF_RST(10, 13, 4, 30), /* USB2_0_U2H1_HRESETN */
|
||||
DEF_RST(10, 14, 4, 31), /* USB2_0_U2P_EXL_SYSRST */
|
||||
@@ -442,9 +533,18 @@ static const struct rzv2h_reset r9a09g057_resets[] __initconst = {
|
||||
DEF_RST(12, 14, 5, 31), /* CRU_3_PRESETN */
|
||||
DEF_RST(12, 15, 6, 0), /* CRU_3_ARESETN */
|
||||
DEF_RST(13, 0, 6, 1), /* CRU_3_S_RESETN */
|
||||
DEF_RST(13, 1, 6, 2), /* ISP_0_VIN_ARESETN */
|
||||
DEF_RST(13, 2, 6, 3), /* ISP_0_REG_ARESETN */
|
||||
DEF_RST(13, 3, 6, 4), /* ISP_0_ISP_SRESETN */
|
||||
DEF_RST(13, 4, 6, 5), /* ISP_0_PRESETN */
|
||||
DEF_RST(13, 7, 6, 8), /* DSI_0_PRESETN */
|
||||
DEF_RST(13, 8, 6, 9), /* DSI_0_ARESETN */
|
||||
DEF_RST(13, 12, 6, 13), /* LCDC_0_RESET_N */
|
||||
DEF_RST(13, 13, 6, 14), /* GPU_0_RESETN */
|
||||
DEF_RST(13, 14, 6, 15), /* GPU_0_AXI_RESETN */
|
||||
DEF_RST(13, 15, 6, 16), /* GPU_0_ACE_RESETN */
|
||||
DEF_RST(15, 7, 7, 8), /* TSU_0_PRESETN */
|
||||
DEF_RST(15, 8, 7, 9), /* TSU_1_PRESETN */
|
||||
};
|
||||
|
||||
const struct rzv2h_cpg_info r9a09g057_cpg_info __initconst = {
|
||||
|
||||
@@ -46,8 +46,12 @@
|
||||
#define DIVCA55C2 CONF_PACK(SCKCR2, 10, 1)
|
||||
#define DIVCA55C3 CONF_PACK(SCKCR2, 11, 1)
|
||||
#define DIVCA55S CONF_PACK(SCKCR2, 12, 1)
|
||||
#define DIVSPI3ASYNC CONF_PACK(SCKCR2, 16, 2)
|
||||
#define DIVSCI5ASYNC CONF_PACK(SCKCR2, 18, 2)
|
||||
|
||||
#define DIVSPI0ASYNC CONF_PACK(SCKCR3, 0, 2)
|
||||
#define DIVSPI1ASYNC CONF_PACK(SCKCR3, 2, 2)
|
||||
#define DIVSPI2ASYNC CONF_PACK(SCKCR3, 4, 2)
|
||||
#define DIVSCI0ASYNC CONF_PACK(SCKCR3, 6, 2)
|
||||
#define DIVSCI1ASYNC CONF_PACK(SCKCR3, 8, 2)
|
||||
#define DIVSCI2ASYNC CONF_PACK(SCKCR3, 10, 2)
|
||||
@@ -56,7 +60,6 @@
|
||||
|
||||
#define SEL_PLL CONF_PACK(SCKCR, 22, 1)
|
||||
|
||||
|
||||
enum rzt2h_clk_types {
|
||||
CLK_TYPE_RZT2H_DIV = CLK_TYPE_CUSTOM, /* Clock with divider */
|
||||
CLK_TYPE_RZT2H_MUX, /* Clock with clock source selector */
|
||||
@@ -94,6 +97,10 @@ enum clk_ids {
|
||||
CLK_SCI3ASYNC,
|
||||
CLK_SCI4ASYNC,
|
||||
CLK_SCI5ASYNC,
|
||||
CLK_SPI0ASYNC,
|
||||
CLK_SPI1ASYNC,
|
||||
CLK_SPI2ASYNC,
|
||||
CLK_SPI3ASYNC,
|
||||
|
||||
/* Module Clocks */
|
||||
MOD_CLK_BASE,
|
||||
@@ -154,6 +161,15 @@ static const struct cpg_core_clk r9a09g077_core_clks[] __initconst = {
|
||||
DEF_DIV(".sci5async", CLK_SCI5ASYNC, CLK_PLL4D1, DIVSCI5ASYNC,
|
||||
dtable_24_25_30_32),
|
||||
|
||||
DEF_DIV(".spi0async", CLK_SPI0ASYNC, CLK_PLL4D1, DIVSPI0ASYNC,
|
||||
dtable_24_25_30_32),
|
||||
DEF_DIV(".spi1async", CLK_SPI1ASYNC, CLK_PLL4D1, DIVSPI1ASYNC,
|
||||
dtable_24_25_30_32),
|
||||
DEF_DIV(".spi2async", CLK_SPI2ASYNC, CLK_PLL4D1, DIVSPI2ASYNC,
|
||||
dtable_24_25_30_32),
|
||||
DEF_DIV(".spi3async", CLK_SPI3ASYNC, CLK_PLL4D1, DIVSPI3ASYNC,
|
||||
dtable_24_25_30_32),
|
||||
|
||||
/* Core output clk */
|
||||
DEF_DIV("CA55C0", R9A09G077_CLK_CA55C0, CLK_SEL_CLK_PLL0, DIVCA55C0,
|
||||
dtable_1_2),
|
||||
@@ -188,6 +204,13 @@ static const struct mssr_mod_clk r9a09g077_mod_clks[] __initconst = {
|
||||
DEF_MOD("sci4fck", 12, CLK_SCI4ASYNC),
|
||||
DEF_MOD("iic0", 100, R9A09G077_CLK_PCLKL),
|
||||
DEF_MOD("iic1", 101, R9A09G077_CLK_PCLKL),
|
||||
DEF_MOD("spi0", 104, CLK_SPI0ASYNC),
|
||||
DEF_MOD("spi1", 105, CLK_SPI1ASYNC),
|
||||
DEF_MOD("spi2", 106, CLK_SPI2ASYNC),
|
||||
DEF_MOD("adc0", 206, R9A09G077_CLK_PCLKH),
|
||||
DEF_MOD("adc1", 207, R9A09G077_CLK_PCLKH),
|
||||
DEF_MOD("adc2", 225, R9A09G077_CLK_PCLKM),
|
||||
DEF_MOD("tsu", 307, R9A09G077_CLK_PCLKL),
|
||||
DEF_MOD("gmac0", 400, R9A09G077_CLK_PCLKM),
|
||||
DEF_MOD("ethsw", 401, R9A09G077_CLK_PCLKM),
|
||||
DEF_MOD("ethss", 403, R9A09G077_CLK_PCLKM),
|
||||
@@ -196,6 +219,7 @@ static const struct mssr_mod_clk r9a09g077_mod_clks[] __initconst = {
|
||||
DEF_MOD("gmac2", 417, R9A09G077_CLK_PCLKAM),
|
||||
DEF_MOD("sci5fck", 600, CLK_SCI5ASYNC),
|
||||
DEF_MOD("iic2", 601, R9A09G077_CLK_PCLKL),
|
||||
DEF_MOD("spi3", 602, CLK_SPI3ASYNC),
|
||||
DEF_MOD("sdhi0", 1212, R9A09G077_CLK_PCLKAM),
|
||||
DEF_MOD("sdhi1", 1213, R9A09G077_CLK_PCLKAM),
|
||||
};
|
||||
@@ -216,27 +240,28 @@ r9a09g077_cpg_div_clk_register(struct device *dev,
|
||||
parent_name = __clk_get_name(parent);
|
||||
|
||||
if (core->dtable)
|
||||
clk_hw = clk_hw_register_divider_table(dev, core->name,
|
||||
parent_name, 0,
|
||||
addr,
|
||||
GET_SHIFT(core->conf),
|
||||
GET_WIDTH(core->conf),
|
||||
core->flag,
|
||||
core->dtable,
|
||||
&pub->rmw_lock);
|
||||
clk_hw = devm_clk_hw_register_divider_table(dev, core->name,
|
||||
parent_name,
|
||||
CLK_SET_RATE_PARENT,
|
||||
addr,
|
||||
GET_SHIFT(core->conf),
|
||||
GET_WIDTH(core->conf),
|
||||
core->flag,
|
||||
core->dtable,
|
||||
&pub->rmw_lock);
|
||||
else
|
||||
clk_hw = clk_hw_register_divider(dev, core->name,
|
||||
parent_name, 0,
|
||||
addr,
|
||||
GET_SHIFT(core->conf),
|
||||
GET_WIDTH(core->conf),
|
||||
core->flag, &pub->rmw_lock);
|
||||
clk_hw = devm_clk_hw_register_divider(dev, core->name,
|
||||
parent_name,
|
||||
CLK_SET_RATE_PARENT,
|
||||
addr,
|
||||
GET_SHIFT(core->conf),
|
||||
GET_WIDTH(core->conf),
|
||||
core->flag, &pub->rmw_lock);
|
||||
|
||||
if (IS_ERR(clk_hw))
|
||||
return ERR_CAST(clk_hw);
|
||||
|
||||
return clk_hw->clk;
|
||||
|
||||
}
|
||||
|
||||
static struct clk * __init
|
||||
|
||||
@@ -35,7 +35,7 @@ void cpg_reg_modify(void __iomem *reg, u32 clear, u32 set)
|
||||
val |= set;
|
||||
writel(val, reg);
|
||||
spin_unlock_irqrestore(&cpg_lock, flags);
|
||||
};
|
||||
}
|
||||
|
||||
static int cpg_simple_notifier_call(struct notifier_block *nb,
|
||||
unsigned long action, void *data)
|
||||
|
||||
@@ -257,7 +257,7 @@ static struct clk * __init cpg_pll_clk_register(const char *name,
|
||||
}
|
||||
|
||||
/*
|
||||
* Z0 Clock & Z1 Clock
|
||||
* Z0, Z1 and ZG Clock
|
||||
*/
|
||||
#define CPG_FRQCRB 0x00000804
|
||||
#define CPG_FRQCRB_KICK BIT(31)
|
||||
@@ -389,9 +389,14 @@ static struct clk * __init cpg_z_clk_register(const char *name,
|
||||
|
||||
if (offset < 32) {
|
||||
zclk->reg = reg + CPG_FRQCRC0;
|
||||
} else {
|
||||
} else if (offset < 64) {
|
||||
zclk->reg = reg + CPG_FRQCRC1;
|
||||
offset -= 32;
|
||||
} else if (offset < 96) {
|
||||
zclk->reg = reg + CPG_FRQCRB;
|
||||
offset -= 64;
|
||||
} else {
|
||||
return ERR_PTR(-EINVAL);
|
||||
}
|
||||
zclk->kick_reg = reg + CPG_FRQCRB;
|
||||
zclk->hw.init = &init;
|
||||
|
||||
@@ -40,8 +40,10 @@
|
||||
#define WARN_DEBUG(x) do { } while (0)
|
||||
#endif
|
||||
|
||||
#define RZT2H_RESET_REG_READ_COUNT 7
|
||||
|
||||
/*
|
||||
* Module Standby and Software Reset register offets.
|
||||
* Module Standby and Software Reset register offsets.
|
||||
*
|
||||
* If the registers exist, these are valid for SH-Mobile, R-Mobile,
|
||||
* R-Car Gen2, R-Car Gen3, and RZ/G1.
|
||||
@@ -137,6 +139,22 @@ static const u16 srcr_for_gen4[] = {
|
||||
0x2C60, 0x2C64, 0x2C68, 0x2C6C, 0x2C70, 0x2C74,
|
||||
};
|
||||
|
||||
static const u16 mrcr_for_rzt2h[] = {
|
||||
0x240, /* MRCTLA */
|
||||
0x244, /* Reserved */
|
||||
0x248, /* Reserved */
|
||||
0x24C, /* Reserved */
|
||||
0x250, /* MRCTLE */
|
||||
0x254, /* Reserved */
|
||||
0x258, /* Reserved */
|
||||
0x25C, /* Reserved */
|
||||
0x260, /* MRCTLI */
|
||||
0x264, /* Reserved */
|
||||
0x268, /* Reserved */
|
||||
0x26C, /* Reserved */
|
||||
0x270, /* MRCTLM */
|
||||
};
|
||||
|
||||
/*
|
||||
* Software Reset Clearing Register offsets
|
||||
*/
|
||||
@@ -290,10 +308,21 @@ static int cpg_mstp_clock_endisable(struct clk_hw *hw, bool enable)
|
||||
|
||||
spin_unlock_irqrestore(&priv->pub.rmw_lock, flags);
|
||||
|
||||
if (!enable || priv->reg_layout == CLK_REG_LAYOUT_RZ_A ||
|
||||
priv->reg_layout == CLK_REG_LAYOUT_RZ_T2H)
|
||||
if (!enable || priv->reg_layout == CLK_REG_LAYOUT_RZ_A)
|
||||
return 0;
|
||||
|
||||
if (priv->reg_layout == CLK_REG_LAYOUT_RZ_T2H) {
|
||||
/*
|
||||
* For the RZ/T2H case, it is necessary to perform a read-back after
|
||||
* accessing the MSTPCRm register and to dummy-read any register of
|
||||
* the IP at least seven times. Instead of memory-mapping the IP
|
||||
* register, we simply add a delay after the read operation.
|
||||
*/
|
||||
cpg_rzt2h_mstp_read(hw, priv->control_regs[reg]);
|
||||
udelay(10);
|
||||
return 0;
|
||||
}
|
||||
|
||||
error = readl_poll_timeout_atomic(priv->pub.base0 + priv->status_regs[reg],
|
||||
value, !(value & bitmask), 0, 10);
|
||||
if (error)
|
||||
@@ -451,7 +480,7 @@ static void __init cpg_mssr_register_core_clk(const struct cpg_core_clk *core,
|
||||
break;
|
||||
}
|
||||
|
||||
if (IS_ERR_OR_NULL(clk))
|
||||
if (IS_ERR(clk))
|
||||
goto fail;
|
||||
|
||||
dev_dbg(dev, "Core clock %pC at %lu Hz\n", clk, clk_get_rate(clk));
|
||||
@@ -676,53 +705,56 @@ static int __init cpg_mssr_add_clk_domain(struct device *dev,
|
||||
|
||||
#define rcdev_to_priv(x) container_of(x, struct cpg_mssr_priv, rcdev)
|
||||
|
||||
static int cpg_mssr_reset(struct reset_controller_dev *rcdev,
|
||||
unsigned long id)
|
||||
static int cpg_mssr_reset_operate(struct reset_controller_dev *rcdev,
|
||||
const char *func, bool set, unsigned long id)
|
||||
{
|
||||
struct cpg_mssr_priv *priv = rcdev_to_priv(rcdev);
|
||||
unsigned int reg = id / 32;
|
||||
unsigned int bit = id % 32;
|
||||
const u16 off = set ? priv->reset_regs[reg] : priv->reset_clear_regs[reg];
|
||||
u32 bitmask = BIT(bit);
|
||||
|
||||
dev_dbg(priv->dev, "reset %u%02u\n", reg, bit);
|
||||
if (func)
|
||||
dev_dbg(priv->dev, "%s %u%02u\n", func, reg, bit);
|
||||
|
||||
/* Reset module */
|
||||
writel(bitmask, priv->pub.base0 + priv->reset_regs[reg]);
|
||||
|
||||
/* Wait for at least one cycle of the RCLK clock (@ ca. 32 kHz) */
|
||||
udelay(35);
|
||||
|
||||
/* Release module from reset state */
|
||||
writel(bitmask, priv->pub.base0 + priv->reset_clear_regs[reg]);
|
||||
writel(bitmask, priv->pub.base0 + off);
|
||||
readl(priv->pub.base0 + off);
|
||||
barrier_data(priv->pub.base0 + off);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int cpg_mssr_assert(struct reset_controller_dev *rcdev, unsigned long id)
|
||||
static int cpg_mssr_reset(struct reset_controller_dev *rcdev,
|
||||
unsigned long id)
|
||||
{
|
||||
struct cpg_mssr_priv *priv = rcdev_to_priv(rcdev);
|
||||
unsigned int reg = id / 32;
|
||||
unsigned int bit = id % 32;
|
||||
u32 bitmask = BIT(bit);
|
||||
|
||||
dev_dbg(priv->dev, "assert %u%02u\n", reg, bit);
|
||||
/* Reset module */
|
||||
cpg_mssr_reset_operate(rcdev, "reset", true, id);
|
||||
|
||||
writel(bitmask, priv->pub.base0 + priv->reset_regs[reg]);
|
||||
return 0;
|
||||
/*
|
||||
* On R-Car Gen4, delay after SRCR has been written is 1ms.
|
||||
* On older SoCs, delay after SRCR has been written is 35us
|
||||
* (one cycle of the RCLK clock @ ca. 32 kHz).
|
||||
*/
|
||||
if (priv->reg_layout == CLK_REG_LAYOUT_RCAR_GEN4)
|
||||
usleep_range(1000, 2000);
|
||||
else
|
||||
usleep_range(35, 1000);
|
||||
|
||||
/* Release module from reset state */
|
||||
return cpg_mssr_reset_operate(rcdev, NULL, false, id);
|
||||
}
|
||||
|
||||
static int cpg_mssr_assert(struct reset_controller_dev *rcdev, unsigned long id)
|
||||
{
|
||||
return cpg_mssr_reset_operate(rcdev, "assert", true, id);
|
||||
}
|
||||
|
||||
static int cpg_mssr_deassert(struct reset_controller_dev *rcdev,
|
||||
unsigned long id)
|
||||
{
|
||||
struct cpg_mssr_priv *priv = rcdev_to_priv(rcdev);
|
||||
unsigned int reg = id / 32;
|
||||
unsigned int bit = id % 32;
|
||||
u32 bitmask = BIT(bit);
|
||||
|
||||
dev_dbg(priv->dev, "deassert %u%02u\n", reg, bit);
|
||||
|
||||
writel(bitmask, priv->pub.base0 + priv->reset_clear_regs[reg]);
|
||||
return 0;
|
||||
return cpg_mssr_reset_operate(rcdev, "deassert", false, id);
|
||||
}
|
||||
|
||||
static int cpg_mssr_status(struct reset_controller_dev *rcdev,
|
||||
@@ -736,6 +768,72 @@ static int cpg_mssr_status(struct reset_controller_dev *rcdev,
|
||||
return !!(readl(priv->pub.base0 + priv->reset_regs[reg]) & bitmask);
|
||||
}
|
||||
|
||||
static int cpg_mrcr_set_reset_state(struct reset_controller_dev *rcdev,
|
||||
unsigned long id, bool set)
|
||||
{
|
||||
struct cpg_mssr_priv *priv = rcdev_to_priv(rcdev);
|
||||
unsigned int reg = id / 32;
|
||||
unsigned int bit = id % 32;
|
||||
u32 bitmask = BIT(bit);
|
||||
void __iomem *reg_addr;
|
||||
unsigned long flags;
|
||||
unsigned int i;
|
||||
u32 val;
|
||||
|
||||
dev_dbg(priv->dev, "%s %u%02u\n", set ? "assert" : "deassert", reg, bit);
|
||||
|
||||
spin_lock_irqsave(&priv->pub.rmw_lock, flags);
|
||||
|
||||
reg_addr = priv->pub.base0 + priv->reset_regs[reg];
|
||||
/* Read current value and modify */
|
||||
val = readl(reg_addr);
|
||||
if (set)
|
||||
val |= bitmask;
|
||||
else
|
||||
val &= ~bitmask;
|
||||
writel(val, reg_addr);
|
||||
|
||||
/*
|
||||
* For secure processing after release from a module reset, one must
|
||||
* perform multiple dummy reads of the same register.
|
||||
*/
|
||||
for (i = 0; !set && i < RZT2H_RESET_REG_READ_COUNT; i++)
|
||||
readl(reg_addr);
|
||||
|
||||
/* Verify the operation */
|
||||
val = readl(reg_addr);
|
||||
if (set == !(bitmask & val)) {
|
||||
dev_err(priv->dev, "Reset register %u%02u operation failed\n", reg, bit);
|
||||
spin_unlock_irqrestore(&priv->pub.rmw_lock, flags);
|
||||
return -EIO;
|
||||
}
|
||||
|
||||
spin_unlock_irqrestore(&priv->pub.rmw_lock, flags);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int cpg_mrcr_reset(struct reset_controller_dev *rcdev, unsigned long id)
|
||||
{
|
||||
int ret;
|
||||
|
||||
ret = cpg_mrcr_set_reset_state(rcdev, id, true);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
return cpg_mrcr_set_reset_state(rcdev, id, false);
|
||||
}
|
||||
|
||||
static int cpg_mrcr_assert(struct reset_controller_dev *rcdev, unsigned long id)
|
||||
{
|
||||
return cpg_mrcr_set_reset_state(rcdev, id, true);
|
||||
}
|
||||
|
||||
static int cpg_mrcr_deassert(struct reset_controller_dev *rcdev, unsigned long id)
|
||||
{
|
||||
return cpg_mrcr_set_reset_state(rcdev, id, false);
|
||||
}
|
||||
|
||||
static const struct reset_control_ops cpg_mssr_reset_ops = {
|
||||
.reset = cpg_mssr_reset,
|
||||
.assert = cpg_mssr_assert,
|
||||
@@ -743,6 +841,13 @@ static const struct reset_control_ops cpg_mssr_reset_ops = {
|
||||
.status = cpg_mssr_status,
|
||||
};
|
||||
|
||||
static const struct reset_control_ops cpg_mrcr_reset_ops = {
|
||||
.reset = cpg_mrcr_reset,
|
||||
.assert = cpg_mrcr_assert,
|
||||
.deassert = cpg_mrcr_deassert,
|
||||
.status = cpg_mssr_status,
|
||||
};
|
||||
|
||||
static int cpg_mssr_reset_xlate(struct reset_controller_dev *rcdev,
|
||||
const struct of_phandle_args *reset_spec)
|
||||
{
|
||||
@@ -760,11 +865,23 @@ static int cpg_mssr_reset_xlate(struct reset_controller_dev *rcdev,
|
||||
|
||||
static int cpg_mssr_reset_controller_register(struct cpg_mssr_priv *priv)
|
||||
{
|
||||
priv->rcdev.ops = &cpg_mssr_reset_ops;
|
||||
/*
|
||||
* RZ/T2H (and family) has the Module Reset Control Registers
|
||||
* which allows control resets of certain modules.
|
||||
* The number of resets is not equal to the number of module clocks.
|
||||
*/
|
||||
if (priv->reg_layout == CLK_REG_LAYOUT_RZ_T2H) {
|
||||
priv->rcdev.ops = &cpg_mrcr_reset_ops;
|
||||
priv->rcdev.nr_resets = ARRAY_SIZE(mrcr_for_rzt2h) * 32;
|
||||
} else {
|
||||
priv->rcdev.ops = &cpg_mssr_reset_ops;
|
||||
priv->rcdev.nr_resets = priv->num_mod_clks;
|
||||
}
|
||||
|
||||
priv->rcdev.of_node = priv->dev->of_node;
|
||||
priv->rcdev.of_reset_n_cells = 1;
|
||||
priv->rcdev.of_xlate = cpg_mssr_reset_xlate;
|
||||
priv->rcdev.nr_resets = priv->num_mod_clks;
|
||||
|
||||
return devm_reset_controller_register(priv->dev, &priv->rcdev);
|
||||
}
|
||||
|
||||
@@ -1169,6 +1286,7 @@ static int __init cpg_mssr_common_init(struct device *dev,
|
||||
priv->control_regs = stbcr;
|
||||
} else if (priv->reg_layout == CLK_REG_LAYOUT_RZ_T2H) {
|
||||
priv->control_regs = mstpcr_for_rzt2h;
|
||||
priv->reset_regs = mrcr_for_rzt2h;
|
||||
} else if (priv->reg_layout == CLK_REG_LAYOUT_RCAR_GEN4) {
|
||||
priv->status_regs = mstpsr_for_gen4;
|
||||
priv->control_regs = mstpcr_for_gen4;
|
||||
@@ -1265,8 +1383,7 @@ static int __init cpg_mssr_probe(struct platform_device *pdev)
|
||||
goto reserve_exit;
|
||||
|
||||
/* Reset Controller not supported for Standby Control SoCs */
|
||||
if (priv->reg_layout == CLK_REG_LAYOUT_RZ_A ||
|
||||
priv->reg_layout == CLK_REG_LAYOUT_RZ_T2H)
|
||||
if (priv->reg_layout == CLK_REG_LAYOUT_RZ_A)
|
||||
goto reserve_exit;
|
||||
|
||||
error = cpg_mssr_reset_controller_register(priv);
|
||||
|
||||
@@ -1177,7 +1177,7 @@ rzg2l_cpg_register_core_clk(const struct cpg_core_clk *core,
|
||||
goto fail;
|
||||
}
|
||||
|
||||
if (IS_ERR_OR_NULL(clk))
|
||||
if (IS_ERR(clk))
|
||||
goto fail;
|
||||
|
||||
dev_dbg(dev, "Core clock %pC at %lu Hz\n", clk, clk_get_rate(clk));
|
||||
|
||||
@@ -14,9 +14,14 @@
|
||||
#include <linux/bitfield.h>
|
||||
#include <linux/clk.h>
|
||||
#include <linux/clk-provider.h>
|
||||
#include <linux/clk/renesas.h>
|
||||
#include <linux/delay.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/iopoll.h>
|
||||
#include <linux/limits.h>
|
||||
#include <linux/math.h>
|
||||
#include <linux/math64.h>
|
||||
#include <linux/minmax.h>
|
||||
#include <linux/mod_devicetable.h>
|
||||
#include <linux/module.h>
|
||||
#include <linux/of.h>
|
||||
@@ -26,6 +31,7 @@
|
||||
#include <linux/refcount.h>
|
||||
#include <linux/reset-controller.h>
|
||||
#include <linux/string_choices.h>
|
||||
#include <linux/units.h>
|
||||
|
||||
#include <dt-bindings/clock/renesas-cpg-mssr.h>
|
||||
|
||||
@@ -47,13 +53,15 @@
|
||||
|
||||
#define CPG_PLL_STBY(x) ((x))
|
||||
#define CPG_PLL_STBY_RESETB BIT(0)
|
||||
#define CPG_PLL_STBY_SSC_EN BIT(2)
|
||||
#define CPG_PLL_STBY_RESETB_WEN BIT(16)
|
||||
#define CPG_PLL_STBY_SSC_EN_WEN BIT(18)
|
||||
#define CPG_PLL_CLK1(x) ((x) + 0x004)
|
||||
#define CPG_PLL_CLK1_KDIV(x) ((s16)FIELD_GET(GENMASK(31, 16), (x)))
|
||||
#define CPG_PLL_CLK1_MDIV(x) FIELD_GET(GENMASK(15, 6), (x))
|
||||
#define CPG_PLL_CLK1_PDIV(x) FIELD_GET(GENMASK(5, 0), (x))
|
||||
#define CPG_PLL_CLK1_KDIV GENMASK(31, 16)
|
||||
#define CPG_PLL_CLK1_MDIV GENMASK(15, 6)
|
||||
#define CPG_PLL_CLK1_PDIV GENMASK(5, 0)
|
||||
#define CPG_PLL_CLK2(x) ((x) + 0x008)
|
||||
#define CPG_PLL_CLK2_SDIV(x) FIELD_GET(GENMASK(2, 0), (x))
|
||||
#define CPG_PLL_CLK2_SDIV GENMASK(2, 0)
|
||||
#define CPG_PLL_MON(x) ((x) + 0x010)
|
||||
#define CPG_PLL_MON_RESETB BIT(0)
|
||||
#define CPG_PLL_MON_LOCK BIT(4)
|
||||
@@ -65,6 +73,22 @@
|
||||
|
||||
#define CPG_CLKSTATUS0 (0x700)
|
||||
|
||||
/* On RZ/G3E SoC we have two DSI PLLs */
|
||||
#define MAX_CPG_DSI_PLL 2
|
||||
|
||||
/**
|
||||
* struct rzv2h_pll_dsi_info - PLL DSI information, holds the limits and parameters
|
||||
*
|
||||
* @pll_dsi_limits: PLL DSI parameters limits
|
||||
* @pll_dsi_parameters: Calculated PLL DSI parameters
|
||||
* @req_pll_dsi_rate: Requested PLL DSI rate
|
||||
*/
|
||||
struct rzv2h_pll_dsi_info {
|
||||
const struct rzv2h_pll_limits *pll_dsi_limits;
|
||||
struct rzv2h_pll_div_pars pll_dsi_parameters;
|
||||
unsigned long req_pll_dsi_rate;
|
||||
};
|
||||
|
||||
/**
|
||||
* struct rzv2h_cpg_priv - Clock Pulse Generator Private Data
|
||||
*
|
||||
@@ -80,6 +104,7 @@
|
||||
* @ff_mod_status_ops: Fixed Factor Module Status Clock operations
|
||||
* @mstop_count: Array of mstop values
|
||||
* @rcdev: Reset controller entity
|
||||
* @pll_dsi_info: Array of PLL DSI information, holds the limits and parameters
|
||||
*/
|
||||
struct rzv2h_cpg_priv {
|
||||
struct device *dev;
|
||||
@@ -98,6 +123,8 @@ struct rzv2h_cpg_priv {
|
||||
atomic_t *mstop_count;
|
||||
|
||||
struct reset_controller_dev rcdev;
|
||||
|
||||
struct rzv2h_pll_dsi_info pll_dsi_info[MAX_CPG_DSI_PLL];
|
||||
};
|
||||
|
||||
#define rcdev_to_priv(x) container_of(x, struct rzv2h_cpg_priv, rcdev)
|
||||
@@ -168,6 +195,460 @@ struct rzv2h_ff_mod_status_clk {
|
||||
#define to_rzv2h_ff_mod_status_clk(_hw) \
|
||||
container_of(_hw, struct rzv2h_ff_mod_status_clk, fix.hw)
|
||||
|
||||
/**
|
||||
* struct rzv2h_plldsi_div_clk - PLL DSI DDIV clock
|
||||
*
|
||||
* @dtable: divider table
|
||||
* @priv: CPG private data
|
||||
* @hw: divider clk
|
||||
* @ddiv: divider configuration
|
||||
*/
|
||||
struct rzv2h_plldsi_div_clk {
|
||||
const struct clk_div_table *dtable;
|
||||
struct rzv2h_cpg_priv *priv;
|
||||
struct clk_hw hw;
|
||||
struct ddiv ddiv;
|
||||
};
|
||||
|
||||
#define to_plldsi_div_clk(_hw) \
|
||||
container_of(_hw, struct rzv2h_plldsi_div_clk, hw)
|
||||
|
||||
#define RZ_V2H_OSC_CLK_IN_MEGA (24 * MEGA)
|
||||
#define RZV2H_MAX_DIV_TABLES (16)
|
||||
|
||||
/**
|
||||
* rzv2h_get_pll_pars - Finds the best combination of PLL parameters
|
||||
* for a given frequency.
|
||||
*
|
||||
* @limits: Pointer to the structure containing the limits for the PLL parameters
|
||||
* @pars: Pointer to the structure where the best calculated PLL parameters values
|
||||
* will be stored
|
||||
* @freq_millihz: Target output frequency in millihertz
|
||||
*
|
||||
* This function calculates the best set of PLL parameters (M, K, P, S) to achieve
|
||||
* the desired frequency.
|
||||
* There is no direct formula to calculate the PLL parameters, as it's an open
|
||||
* system of equations, therefore this function uses an iterative approach to
|
||||
* determine the best solution. The best solution is one that minimizes the error
|
||||
* (desired frequency - actual frequency).
|
||||
*
|
||||
* Return: true if a valid set of parameters values is found, false otherwise.
|
||||
*/
|
||||
bool rzv2h_get_pll_pars(const struct rzv2h_pll_limits *limits,
|
||||
struct rzv2h_pll_pars *pars, u64 freq_millihz)
|
||||
{
|
||||
u64 fout_min_millihz = mul_u32_u32(limits->fout.min, MILLI);
|
||||
u64 fout_max_millihz = mul_u32_u32(limits->fout.max, MILLI);
|
||||
struct rzv2h_pll_pars p, best;
|
||||
|
||||
if (freq_millihz > fout_max_millihz ||
|
||||
freq_millihz < fout_min_millihz)
|
||||
return false;
|
||||
|
||||
/* Initialize best error to maximum possible value */
|
||||
best.error_millihz = S64_MAX;
|
||||
|
||||
for (p.p = limits->p.min; p.p <= limits->p.max; p.p++) {
|
||||
u32 fref = RZ_V2H_OSC_CLK_IN_MEGA / p.p;
|
||||
u16 divider;
|
||||
|
||||
for (divider = 1 << limits->s.min, p.s = limits->s.min;
|
||||
p.s <= limits->s.max; p.s++, divider <<= 1) {
|
||||
for (p.m = limits->m.min; p.m <= limits->m.max; p.m++) {
|
||||
u64 output_m, output_k_range;
|
||||
s64 pll_k, output_k;
|
||||
u64 fvco, output;
|
||||
|
||||
/*
|
||||
* The frequency generated by the PLL + divider
|
||||
* is calculated as follows:
|
||||
*
|
||||
* With:
|
||||
* Freq = Ffout = Ffvco / 2^(pll_s)
|
||||
* Ffvco = (pll_m + (pll_k / 65536)) * Ffref
|
||||
* Ffref = 24MHz / pll_p
|
||||
*
|
||||
* Freq can also be rewritten as:
|
||||
* Freq = Ffvco / 2^(pll_s)
|
||||
* = ((pll_m + (pll_k / 65536)) * Ffref) / 2^(pll_s)
|
||||
* = (pll_m * Ffref) / 2^(pll_s) + ((pll_k / 65536) * Ffref) / 2^(pll_s)
|
||||
* = output_m + output_k
|
||||
*
|
||||
* Every parameter has been determined at this
|
||||
* point, but pll_k.
|
||||
*
|
||||
* Considering that:
|
||||
* limits->k.min <= pll_k <= limits->k.max
|
||||
* Then:
|
||||
* -0.5 <= (pll_k / 65536) < 0.5
|
||||
* Therefore:
|
||||
* -Ffref / (2 * 2^(pll_s)) <= output_k < Ffref / (2 * 2^(pll_s))
|
||||
*/
|
||||
|
||||
/* Compute output M component (in mHz) */
|
||||
output_m = DIV_ROUND_CLOSEST_ULL(mul_u32_u32(p.m, fref) * MILLI,
|
||||
divider);
|
||||
/* Compute range for output K (in mHz) */
|
||||
output_k_range = DIV_ROUND_CLOSEST_ULL(mul_u32_u32(fref, MILLI),
|
||||
2 * divider);
|
||||
/*
|
||||
* No point in continuing if we can't achieve
|
||||
* the desired frequency
|
||||
*/
|
||||
if (freq_millihz < (output_m - output_k_range) ||
|
||||
freq_millihz >= (output_m + output_k_range)) {
|
||||
continue;
|
||||
}
|
||||
|
||||
/*
|
||||
* Compute the K component
|
||||
*
|
||||
* Since:
|
||||
* Freq = output_m + output_k
|
||||
* Then:
|
||||
* output_k = Freq - output_m
|
||||
* = ((pll_k / 65536) * Ffref) / 2^(pll_s)
|
||||
* Therefore:
|
||||
* pll_k = (output_k * 65536 * 2^(pll_s)) / Ffref
|
||||
*/
|
||||
output_k = freq_millihz - output_m;
|
||||
pll_k = div_s64(output_k * 65536ULL * divider,
|
||||
fref);
|
||||
pll_k = DIV_S64_ROUND_CLOSEST(pll_k, MILLI);
|
||||
|
||||
/* Validate K value within allowed limits */
|
||||
if (pll_k < limits->k.min ||
|
||||
pll_k > limits->k.max)
|
||||
continue;
|
||||
|
||||
p.k = pll_k;
|
||||
|
||||
/* Compute (Ffvco * 65536) */
|
||||
fvco = mul_u32_u32(p.m * 65536 + p.k, fref);
|
||||
if (fvco < mul_u32_u32(limits->fvco.min, 65536) ||
|
||||
fvco > mul_u32_u32(limits->fvco.max, 65536))
|
||||
continue;
|
||||
|
||||
/* PLL_M component of (output * 65536 * PLL_P) */
|
||||
output = mul_u32_u32(p.m * 65536, RZ_V2H_OSC_CLK_IN_MEGA);
|
||||
/* PLL_K component of (output * 65536 * PLL_P) */
|
||||
output += p.k * RZ_V2H_OSC_CLK_IN_MEGA;
|
||||
/* Make it in mHz */
|
||||
output *= MILLI;
|
||||
output = DIV_U64_ROUND_CLOSEST(output, 65536 * p.p * divider);
|
||||
|
||||
/* Check output frequency against limits */
|
||||
if (output < fout_min_millihz ||
|
||||
output > fout_max_millihz)
|
||||
continue;
|
||||
|
||||
p.error_millihz = freq_millihz - output;
|
||||
p.freq_millihz = output;
|
||||
|
||||
/* If an exact match is found, return immediately */
|
||||
if (p.error_millihz == 0) {
|
||||
*pars = p;
|
||||
return true;
|
||||
}
|
||||
|
||||
/* Update best match if error is smaller */
|
||||
if (abs(best.error_millihz) > abs(p.error_millihz))
|
||||
best = p;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* If no valid parameters were found, return false */
|
||||
if (best.error_millihz == S64_MAX)
|
||||
return false;
|
||||
|
||||
*pars = best;
|
||||
return true;
|
||||
}
|
||||
EXPORT_SYMBOL_NS_GPL(rzv2h_get_pll_pars, "RZV2H_CPG");
|
||||
|
||||
/*
|
||||
* rzv2h_get_pll_divs_pars - Finds the best combination of PLL parameters
|
||||
* and divider value for a given frequency.
|
||||
*
|
||||
* @limits: Pointer to the structure containing the limits for the PLL parameters
|
||||
* @pars: Pointer to the structure where the best calculated PLL parameters and
|
||||
* divider values will be stored
|
||||
* @table: Pointer to the array of valid divider values
|
||||
* @table_size: Size of the divider values array
|
||||
* @freq_millihz: Target output frequency in millihertz
|
||||
*
|
||||
* This function calculates the best set of PLL parameters (M, K, P, S) and divider
|
||||
* value to achieve the desired frequency. See rzv2h_get_pll_pars() for more details
|
||||
* on how the PLL parameters are calculated.
|
||||
*
|
||||
* freq_millihz is the desired frequency generated by the PLL followed by a
|
||||
* a gear.
|
||||
*/
|
||||
bool rzv2h_get_pll_divs_pars(const struct rzv2h_pll_limits *limits,
|
||||
struct rzv2h_pll_div_pars *pars,
|
||||
const u8 *table, u8 table_size, u64 freq_millihz)
|
||||
{
|
||||
struct rzv2h_pll_div_pars p, best;
|
||||
|
||||
best.div.error_millihz = S64_MAX;
|
||||
p.div.error_millihz = S64_MAX;
|
||||
for (unsigned int i = 0; i < table_size; i++) {
|
||||
if (!rzv2h_get_pll_pars(limits, &p.pll, freq_millihz * table[i]))
|
||||
continue;
|
||||
|
||||
p.div.divider_value = table[i];
|
||||
p.div.freq_millihz = DIV_U64_ROUND_CLOSEST(p.pll.freq_millihz, table[i]);
|
||||
p.div.error_millihz = freq_millihz - p.div.freq_millihz;
|
||||
|
||||
if (p.div.error_millihz == 0) {
|
||||
*pars = p;
|
||||
return true;
|
||||
}
|
||||
|
||||
if (abs(best.div.error_millihz) > abs(p.div.error_millihz))
|
||||
best = p;
|
||||
}
|
||||
|
||||
if (best.div.error_millihz == S64_MAX)
|
||||
return false;
|
||||
|
||||
*pars = best;
|
||||
return true;
|
||||
}
|
||||
EXPORT_SYMBOL_NS_GPL(rzv2h_get_pll_divs_pars, "RZV2H_CPG");
|
||||
|
||||
static unsigned long rzv2h_cpg_plldsi_div_recalc_rate(struct clk_hw *hw,
|
||||
unsigned long parent_rate)
|
||||
{
|
||||
struct rzv2h_plldsi_div_clk *dsi_div = to_plldsi_div_clk(hw);
|
||||
struct rzv2h_cpg_priv *priv = dsi_div->priv;
|
||||
struct ddiv ddiv = dsi_div->ddiv;
|
||||
u32 div;
|
||||
|
||||
div = readl(priv->base + ddiv.offset);
|
||||
div >>= ddiv.shift;
|
||||
div &= clk_div_mask(ddiv.width);
|
||||
div = dsi_div->dtable[div].div;
|
||||
|
||||
return DIV_ROUND_CLOSEST_ULL(parent_rate, div);
|
||||
}
|
||||
|
||||
static int rzv2h_cpg_plldsi_div_determine_rate(struct clk_hw *hw,
|
||||
struct clk_rate_request *req)
|
||||
{
|
||||
struct rzv2h_plldsi_div_clk *dsi_div = to_plldsi_div_clk(hw);
|
||||
struct pll_clk *pll_clk = to_pll(clk_hw_get_parent(hw));
|
||||
struct rzv2h_cpg_priv *priv = dsi_div->priv;
|
||||
u8 table[RZV2H_MAX_DIV_TABLES] = { 0 };
|
||||
struct rzv2h_pll_div_pars *dsi_params;
|
||||
struct rzv2h_pll_dsi_info *dsi_info;
|
||||
const struct clk_div_table *div;
|
||||
unsigned int i = 0;
|
||||
u64 rate_millihz;
|
||||
|
||||
dsi_info = &priv->pll_dsi_info[pll_clk->pll.instance];
|
||||
dsi_params = &dsi_info->pll_dsi_parameters;
|
||||
|
||||
rate_millihz = mul_u32_u32(req->rate, MILLI);
|
||||
if (rate_millihz == dsi_params->div.error_millihz + dsi_params->div.freq_millihz)
|
||||
goto exit_determine_rate;
|
||||
|
||||
for (div = dsi_div->dtable; div->div; div++) {
|
||||
if (i >= RZV2H_MAX_DIV_TABLES)
|
||||
return -EINVAL;
|
||||
table[i++] = div->div;
|
||||
}
|
||||
|
||||
if (!rzv2h_get_pll_divs_pars(dsi_info->pll_dsi_limits, dsi_params, table, i,
|
||||
rate_millihz)) {
|
||||
dev_err(priv->dev, "failed to determine rate for req->rate: %lu\n",
|
||||
req->rate);
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
exit_determine_rate:
|
||||
req->rate = DIV_ROUND_CLOSEST_ULL(dsi_params->div.freq_millihz, MILLI);
|
||||
req->best_parent_rate = req->rate * dsi_params->div.divider_value;
|
||||
dsi_info->req_pll_dsi_rate = req->best_parent_rate;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int rzv2h_cpg_plldsi_div_set_rate(struct clk_hw *hw,
|
||||
unsigned long rate,
|
||||
unsigned long parent_rate)
|
||||
{
|
||||
struct rzv2h_plldsi_div_clk *dsi_div = to_plldsi_div_clk(hw);
|
||||
struct pll_clk *pll_clk = to_pll(clk_hw_get_parent(hw));
|
||||
struct rzv2h_cpg_priv *priv = dsi_div->priv;
|
||||
struct rzv2h_pll_div_pars *dsi_params;
|
||||
struct rzv2h_pll_dsi_info *dsi_info;
|
||||
struct ddiv ddiv = dsi_div->ddiv;
|
||||
const struct clk_div_table *clkt;
|
||||
bool divider_found = false;
|
||||
u32 val, shift;
|
||||
|
||||
dsi_info = &priv->pll_dsi_info[pll_clk->pll.instance];
|
||||
dsi_params = &dsi_info->pll_dsi_parameters;
|
||||
|
||||
for (clkt = dsi_div->dtable; clkt->div; clkt++) {
|
||||
if (clkt->div == dsi_params->div.divider_value) {
|
||||
divider_found = true;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (!divider_found)
|
||||
return -EINVAL;
|
||||
|
||||
shift = ddiv.shift;
|
||||
val = readl(priv->base + ddiv.offset) | DDIV_DIVCTL_WEN(shift);
|
||||
val &= ~(clk_div_mask(ddiv.width) << shift);
|
||||
val |= clkt->val << shift;
|
||||
writel(val, priv->base + ddiv.offset);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const struct clk_ops rzv2h_cpg_plldsi_div_ops = {
|
||||
.recalc_rate = rzv2h_cpg_plldsi_div_recalc_rate,
|
||||
.determine_rate = rzv2h_cpg_plldsi_div_determine_rate,
|
||||
.set_rate = rzv2h_cpg_plldsi_div_set_rate,
|
||||
};
|
||||
|
||||
static struct clk * __init
|
||||
rzv2h_cpg_plldsi_div_clk_register(const struct cpg_core_clk *core,
|
||||
struct rzv2h_cpg_priv *priv)
|
||||
{
|
||||
struct rzv2h_plldsi_div_clk *clk_hw_data;
|
||||
struct clk **clks = priv->clks;
|
||||
struct clk_init_data init;
|
||||
const struct clk *parent;
|
||||
const char *parent_name;
|
||||
struct clk_hw *clk_hw;
|
||||
int ret;
|
||||
|
||||
parent = clks[core->parent];
|
||||
if (IS_ERR(parent))
|
||||
return ERR_CAST(parent);
|
||||
|
||||
clk_hw_data = devm_kzalloc(priv->dev, sizeof(*clk_hw_data), GFP_KERNEL);
|
||||
if (!clk_hw_data)
|
||||
return ERR_PTR(-ENOMEM);
|
||||
|
||||
clk_hw_data->priv = priv;
|
||||
clk_hw_data->ddiv = core->cfg.ddiv;
|
||||
clk_hw_data->dtable = core->dtable;
|
||||
|
||||
parent_name = __clk_get_name(parent);
|
||||
init.name = core->name;
|
||||
init.ops = &rzv2h_cpg_plldsi_div_ops;
|
||||
init.flags = core->flag;
|
||||
init.parent_names = &parent_name;
|
||||
init.num_parents = 1;
|
||||
|
||||
clk_hw = &clk_hw_data->hw;
|
||||
clk_hw->init = &init;
|
||||
|
||||
ret = devm_clk_hw_register(priv->dev, clk_hw);
|
||||
if (ret)
|
||||
return ERR_PTR(ret);
|
||||
|
||||
return clk_hw->clk;
|
||||
}
|
||||
|
||||
static int rzv2h_cpg_plldsi_determine_rate(struct clk_hw *hw,
|
||||
struct clk_rate_request *req)
|
||||
{
|
||||
struct pll_clk *pll_clk = to_pll(hw);
|
||||
struct rzv2h_cpg_priv *priv = pll_clk->priv;
|
||||
struct rzv2h_pll_dsi_info *dsi_info;
|
||||
u64 rate_millihz;
|
||||
|
||||
dsi_info = &priv->pll_dsi_info[pll_clk->pll.instance];
|
||||
/* check if the divider has already invoked the algorithm */
|
||||
if (req->rate == dsi_info->req_pll_dsi_rate)
|
||||
return 0;
|
||||
|
||||
/* If the req->rate doesn't match we do the calculation assuming there is no divider */
|
||||
rate_millihz = mul_u32_u32(req->rate, MILLI);
|
||||
if (!rzv2h_get_pll_pars(dsi_info->pll_dsi_limits,
|
||||
&dsi_info->pll_dsi_parameters.pll, rate_millihz)) {
|
||||
dev_err(priv->dev,
|
||||
"failed to determine rate for req->rate: %lu\n",
|
||||
req->rate);
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
req->rate = DIV_ROUND_CLOSEST_ULL(dsi_info->pll_dsi_parameters.pll.freq_millihz, MILLI);
|
||||
dsi_info->req_pll_dsi_rate = req->rate;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int rzv2h_cpg_pll_set_rate(struct pll_clk *pll_clk,
|
||||
struct rzv2h_pll_pars *params,
|
||||
bool ssc_disable)
|
||||
{
|
||||
struct rzv2h_cpg_priv *priv = pll_clk->priv;
|
||||
u16 offset = pll_clk->pll.offset;
|
||||
u32 val;
|
||||
int ret;
|
||||
|
||||
/* Put PLL into standby mode */
|
||||
writel(CPG_PLL_STBY_RESETB_WEN, priv->base + CPG_PLL_STBY(offset));
|
||||
ret = readl_poll_timeout_atomic(priv->base + CPG_PLL_MON(offset),
|
||||
val, !(val & CPG_PLL_MON_LOCK),
|
||||
100, 2000);
|
||||
if (ret) {
|
||||
dev_err(priv->dev, "Failed to put PLLDSI into standby mode");
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* Output clock setting 1 */
|
||||
writel(FIELD_PREP(CPG_PLL_CLK1_KDIV, (u16)params->k) |
|
||||
FIELD_PREP(CPG_PLL_CLK1_MDIV, params->m) |
|
||||
FIELD_PREP(CPG_PLL_CLK1_PDIV, params->p),
|
||||
priv->base + CPG_PLL_CLK1(offset));
|
||||
|
||||
/* Output clock setting 2 */
|
||||
val = readl(priv->base + CPG_PLL_CLK2(offset));
|
||||
writel((val & ~CPG_PLL_CLK2_SDIV) | FIELD_PREP(CPG_PLL_CLK2_SDIV, params->s),
|
||||
priv->base + CPG_PLL_CLK2(offset));
|
||||
|
||||
/* Put PLL to normal mode */
|
||||
if (ssc_disable)
|
||||
val = CPG_PLL_STBY_SSC_EN_WEN;
|
||||
else
|
||||
val = CPG_PLL_STBY_SSC_EN_WEN | CPG_PLL_STBY_SSC_EN;
|
||||
writel(val | CPG_PLL_STBY_RESETB_WEN | CPG_PLL_STBY_RESETB,
|
||||
priv->base + CPG_PLL_STBY(offset));
|
||||
|
||||
/* PLL normal mode transition, output clock stability check */
|
||||
ret = readl_poll_timeout_atomic(priv->base + CPG_PLL_MON(offset),
|
||||
val, (val & CPG_PLL_MON_LOCK),
|
||||
100, 2000);
|
||||
if (ret) {
|
||||
dev_err(priv->dev, "Failed to put PLLDSI into normal mode");
|
||||
return ret;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int rzv2h_cpg_plldsi_set_rate(struct clk_hw *hw, unsigned long rate,
|
||||
unsigned long parent_rate)
|
||||
{
|
||||
struct pll_clk *pll_clk = to_pll(hw);
|
||||
struct rzv2h_pll_dsi_info *dsi_info;
|
||||
struct rzv2h_cpg_priv *priv = pll_clk->priv;
|
||||
|
||||
dsi_info = &priv->pll_dsi_info[pll_clk->pll.instance];
|
||||
|
||||
return rzv2h_cpg_pll_set_rate(pll_clk, &dsi_info->pll_dsi_parameters.pll, true);
|
||||
}
|
||||
|
||||
static int rzv2h_cpg_pll_clk_is_enabled(struct clk_hw *hw)
|
||||
{
|
||||
struct pll_clk *pll_clk = to_pll(hw);
|
||||
@@ -231,12 +712,19 @@ static unsigned long rzv2h_cpg_pll_clk_recalc_rate(struct clk_hw *hw,
|
||||
clk1 = readl(priv->base + CPG_PLL_CLK1(pll.offset));
|
||||
clk2 = readl(priv->base + CPG_PLL_CLK2(pll.offset));
|
||||
|
||||
rate = mul_u64_u32_shr(parent_rate, (CPG_PLL_CLK1_MDIV(clk1) << 16) +
|
||||
CPG_PLL_CLK1_KDIV(clk1), 16 + CPG_PLL_CLK2_SDIV(clk2));
|
||||
rate = mul_u64_u32_shr(parent_rate, (FIELD_GET(CPG_PLL_CLK1_MDIV, clk1) << 16) +
|
||||
(s16)FIELD_GET(CPG_PLL_CLK1_KDIV, clk1),
|
||||
16 + FIELD_GET(CPG_PLL_CLK2_SDIV, clk2));
|
||||
|
||||
return DIV_ROUND_CLOSEST_ULL(rate, CPG_PLL_CLK1_PDIV(clk1));
|
||||
return DIV_ROUND_CLOSEST_ULL(rate, FIELD_GET(CPG_PLL_CLK1_PDIV, clk1));
|
||||
}
|
||||
|
||||
static const struct clk_ops rzv2h_cpg_plldsi_ops = {
|
||||
.recalc_rate = rzv2h_cpg_pll_clk_recalc_rate,
|
||||
.determine_rate = rzv2h_cpg_plldsi_determine_rate,
|
||||
.set_rate = rzv2h_cpg_plldsi_set_rate,
|
||||
};
|
||||
|
||||
static const struct clk_ops rzv2h_cpg_pll_ops = {
|
||||
.is_enabled = rzv2h_cpg_pll_clk_is_enabled,
|
||||
.enable = rzv2h_cpg_pll_clk_enable,
|
||||
@@ -263,6 +751,10 @@ rzv2h_cpg_pll_clk_register(const struct cpg_core_clk *core,
|
||||
if (!pll_clk)
|
||||
return ERR_PTR(-ENOMEM);
|
||||
|
||||
if (core->type == CLK_TYPE_PLLDSI)
|
||||
priv->pll_dsi_info[core->cfg.pll.instance].pll_dsi_limits =
|
||||
core->cfg.pll.limits;
|
||||
|
||||
parent_name = __clk_get_name(parent);
|
||||
init.name = core->name;
|
||||
init.ops = ops;
|
||||
@@ -587,11 +1079,17 @@ rzv2h_cpg_register_core_clk(const struct cpg_core_clk *core,
|
||||
case CLK_TYPE_SMUX:
|
||||
clk = rzv2h_cpg_mux_clk_register(core, priv);
|
||||
break;
|
||||
case CLK_TYPE_PLLDSI:
|
||||
clk = rzv2h_cpg_pll_clk_register(core, priv, &rzv2h_cpg_plldsi_ops);
|
||||
break;
|
||||
case CLK_TYPE_PLLDSI_DIV:
|
||||
clk = rzv2h_cpg_plldsi_div_clk_register(core, priv);
|
||||
break;
|
||||
default:
|
||||
goto fail;
|
||||
}
|
||||
|
||||
if (IS_ERR_OR_NULL(clk))
|
||||
if (IS_ERR(clk))
|
||||
goto fail;
|
||||
|
||||
dev_dbg(dev, "Core clock %pC at %lu Hz\n", clk, clk_get_rate(clk));
|
||||
|
||||
@@ -16,20 +16,28 @@
|
||||
*
|
||||
* @offset: STBY register offset
|
||||
* @has_clkn: Flag to indicate if CLK1/2 are accessible or not
|
||||
* @instance: PLL instance number
|
||||
*/
|
||||
struct pll {
|
||||
unsigned int offset:9;
|
||||
unsigned int has_clkn:1;
|
||||
unsigned int instance:2;
|
||||
const struct rzv2h_pll_limits *limits;
|
||||
};
|
||||
|
||||
#define PLL_PACK(_offset, _has_clkn) \
|
||||
#define PLL_PACK_LIMITS(_offset, _has_clkn, _instance, _limits) \
|
||||
((struct pll){ \
|
||||
.offset = _offset, \
|
||||
.has_clkn = _has_clkn \
|
||||
.has_clkn = _has_clkn, \
|
||||
.instance = _instance, \
|
||||
.limits = _limits \
|
||||
})
|
||||
|
||||
#define PLLCA55 PLL_PACK(0x60, 1)
|
||||
#define PLLGPU PLL_PACK(0x120, 1)
|
||||
#define PLL_PACK(_offset, _has_clkn, _instance) \
|
||||
PLL_PACK_LIMITS(_offset, _has_clkn, _instance, NULL)
|
||||
|
||||
#define PLLCA55 PLL_PACK(0x60, 1, 0)
|
||||
#define PLLGPU PLL_PACK(0x120, 1, 0)
|
||||
|
||||
/**
|
||||
* struct ddiv - Structure for dynamic switching divider
|
||||
@@ -115,9 +123,11 @@ struct fixed_mod_conf {
|
||||
#define CPG_SSEL1 (0x304)
|
||||
#define CPG_CDDIV0 (0x400)
|
||||
#define CPG_CDDIV1 (0x404)
|
||||
#define CPG_CDDIV2 (0x408)
|
||||
#define CPG_CDDIV3 (0x40C)
|
||||
#define CPG_CDDIV4 (0x410)
|
||||
#define CPG_CSDIV0 (0x500)
|
||||
#define CPG_CSDIV1 (0x504)
|
||||
|
||||
#define CDDIV0_DIVCTL1 DDIV_PACK(CPG_CDDIV0, 4, 3, 1)
|
||||
#define CDDIV0_DIVCTL2 DDIV_PACK(CPG_CDDIV0, 8, 3, 2)
|
||||
@@ -125,6 +135,7 @@ struct fixed_mod_conf {
|
||||
#define CDDIV1_DIVCTL1 DDIV_PACK(CPG_CDDIV1, 4, 2, 5)
|
||||
#define CDDIV1_DIVCTL2 DDIV_PACK(CPG_CDDIV1, 8, 2, 6)
|
||||
#define CDDIV1_DIVCTL3 DDIV_PACK(CPG_CDDIV1, 12, 2, 7)
|
||||
#define CDDIV2_DIVCTL3 DDIV_PACK(CPG_CDDIV2, 12, 3, 11)
|
||||
#define CDDIV3_DIVCTL1 DDIV_PACK(CPG_CDDIV3, 4, 3, 13)
|
||||
#define CDDIV3_DIVCTL2 DDIV_PACK(CPG_CDDIV3, 8, 3, 14)
|
||||
#define CDDIV3_DIVCTL3 DDIV_PACK(CPG_CDDIV3, 12, 1, 15)
|
||||
@@ -134,7 +145,9 @@ struct fixed_mod_conf {
|
||||
|
||||
#define CSDIV0_DIVCTL0 DDIV_PACK(CPG_CSDIV0, 0, 2, CSDIV_NO_MON)
|
||||
#define CSDIV0_DIVCTL1 DDIV_PACK(CPG_CSDIV0, 4, 2, CSDIV_NO_MON)
|
||||
#define CSDIV0_DIVCTL2 DDIV_PACK(CPG_CSDIV0, 8, 2, CSDIV_NO_MON)
|
||||
#define CSDIV0_DIVCTL3 DDIV_PACK_NO_RMW(CPG_CSDIV0, 12, 2, CSDIV_NO_MON)
|
||||
#define CSDIV1_DIVCTL2 DDIV_PACK(CPG_CSDIV1, 8, 4, CSDIV_NO_MON)
|
||||
|
||||
#define SSEL0_SELCTL2 SMUX_PACK(CPG_SSEL0, 8, 1)
|
||||
#define SSEL0_SELCTL3 SMUX_PACK(CPG_SSEL0, 12, 1)
|
||||
@@ -188,6 +201,8 @@ enum clk_types {
|
||||
CLK_TYPE_PLL,
|
||||
CLK_TYPE_DDIV, /* Dynamic Switching Divider */
|
||||
CLK_TYPE_SMUX, /* Static Mux */
|
||||
CLK_TYPE_PLLDSI, /* PLLDSI */
|
||||
CLK_TYPE_PLLDSI_DIV, /* PLLDSI divider */
|
||||
};
|
||||
|
||||
#define DEF_TYPE(_name, _id, _type...) \
|
||||
@@ -218,6 +233,14 @@ enum clk_types {
|
||||
.num_parents = ARRAY_SIZE(_parent_names), \
|
||||
.flag = CLK_SET_RATE_PARENT, \
|
||||
.mux_flags = CLK_MUX_HIWORD_MASK)
|
||||
#define DEF_PLLDSI(_name, _id, _parent, _pll_packed) \
|
||||
DEF_TYPE(_name, _id, CLK_TYPE_PLLDSI, .parent = _parent, .cfg.pll = _pll_packed)
|
||||
#define DEF_PLLDSI_DIV(_name, _id, _parent, _ddiv_packed, _dtable) \
|
||||
DEF_TYPE(_name, _id, CLK_TYPE_PLLDSI_DIV, \
|
||||
.cfg.ddiv = _ddiv_packed, \
|
||||
.dtable = _dtable, \
|
||||
.parent = _parent, \
|
||||
.flag = CLK_SET_RATE_PARENT)
|
||||
|
||||
/**
|
||||
* struct rzv2h_mod_clk - Module Clocks definitions
|
||||
|
||||
@@ -95,6 +95,16 @@ config EXYNOS_CLKOUT
|
||||
status of the certains clocks from SoC, but it could also be tied to
|
||||
other devices as an input clock.
|
||||
|
||||
config EXYNOS_ACPM_CLK
|
||||
tristate "Clock driver controlled via ACPM interface"
|
||||
depends on EXYNOS_ACPM_PROTOCOL || (COMPILE_TEST && !EXYNOS_ACPM_PROTOCOL)
|
||||
help
|
||||
This driver provides support for clocks that are controlled by
|
||||
firmware that implements the ACPM interface.
|
||||
|
||||
This driver uses the ACPM interface to interact with the firmware
|
||||
providing all the clock controlls.
|
||||
|
||||
config TESLA_FSD_COMMON_CLK
|
||||
bool "Tesla FSD clock controller support" if COMPILE_TEST
|
||||
depends on COMMON_CLK_SAMSUNG
|
||||
|
||||
@@ -28,6 +28,7 @@ obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK) += clk-exynos990.o
|
||||
obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK) += clk-exynosautov9.o
|
||||
obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK) += clk-exynosautov920.o
|
||||
obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK) += clk-gs101.o
|
||||
obj-$(CONFIG_EXYNOS_ACPM_CLK) += clk-acpm.o
|
||||
obj-$(CONFIG_S3C64XX_COMMON_CLK) += clk-s3c64xx.o
|
||||
obj-$(CONFIG_S5PV210_COMMON_CLK) += clk-s5pv210.o clk-s5pv210-audss.o
|
||||
obj-$(CONFIG_TESLA_FSD_COMMON_CLK) += clk-fsd.o
|
||||
|
||||
185
drivers/clk/samsung/clk-acpm.c
Normal file
185
drivers/clk/samsung/clk-acpm.c
Normal file
@@ -0,0 +1,185 @@
|
||||
// SPDX-License-Identifier: GPL-2.0-only
|
||||
/*
|
||||
* Samsung Exynos ACPM protocol based clock driver.
|
||||
*
|
||||
* Copyright 2025 Linaro Ltd.
|
||||
*/
|
||||
|
||||
#include <linux/array_size.h>
|
||||
#include <linux/clk-provider.h>
|
||||
#include <linux/container_of.h>
|
||||
#include <linux/device/devres.h>
|
||||
#include <linux/device.h>
|
||||
#include <linux/err.h>
|
||||
#include <linux/firmware/samsung/exynos-acpm-protocol.h>
|
||||
#include <linux/module.h>
|
||||
#include <linux/platform_device.h>
|
||||
#include <linux/types.h>
|
||||
|
||||
struct acpm_clk {
|
||||
u32 id;
|
||||
struct clk_hw hw;
|
||||
unsigned int mbox_chan_id;
|
||||
const struct acpm_handle *handle;
|
||||
};
|
||||
|
||||
struct acpm_clk_variant {
|
||||
const char *name;
|
||||
};
|
||||
|
||||
struct acpm_clk_driver_data {
|
||||
const struct acpm_clk_variant *clks;
|
||||
unsigned int nr_clks;
|
||||
unsigned int mbox_chan_id;
|
||||
};
|
||||
|
||||
#define to_acpm_clk(clk) container_of(clk, struct acpm_clk, hw)
|
||||
|
||||
#define ACPM_CLK(cname) \
|
||||
{ \
|
||||
.name = cname, \
|
||||
}
|
||||
|
||||
static const struct acpm_clk_variant gs101_acpm_clks[] = {
|
||||
ACPM_CLK("mif"),
|
||||
ACPM_CLK("int"),
|
||||
ACPM_CLK("cpucl0"),
|
||||
ACPM_CLK("cpucl1"),
|
||||
ACPM_CLK("cpucl2"),
|
||||
ACPM_CLK("g3d"),
|
||||
ACPM_CLK("g3dl2"),
|
||||
ACPM_CLK("tpu"),
|
||||
ACPM_CLK("intcam"),
|
||||
ACPM_CLK("tnr"),
|
||||
ACPM_CLK("cam"),
|
||||
ACPM_CLK("mfc"),
|
||||
ACPM_CLK("disp"),
|
||||
ACPM_CLK("bo"),
|
||||
};
|
||||
|
||||
static const struct acpm_clk_driver_data acpm_clk_gs101 = {
|
||||
.clks = gs101_acpm_clks,
|
||||
.nr_clks = ARRAY_SIZE(gs101_acpm_clks),
|
||||
.mbox_chan_id = 0,
|
||||
};
|
||||
|
||||
static unsigned long acpm_clk_recalc_rate(struct clk_hw *hw,
|
||||
unsigned long parent_rate)
|
||||
{
|
||||
struct acpm_clk *clk = to_acpm_clk(hw);
|
||||
|
||||
return clk->handle->ops.dvfs_ops.get_rate(clk->handle,
|
||||
clk->mbox_chan_id, clk->id);
|
||||
}
|
||||
|
||||
static int acpm_clk_determine_rate(struct clk_hw *hw,
|
||||
struct clk_rate_request *req)
|
||||
{
|
||||
/*
|
||||
* We can't figure out what rate it will be, so just return the
|
||||
* rate back to the caller. acpm_clk_recalc_rate() will be called
|
||||
* after the rate is set and we'll know what rate the clock is
|
||||
* running at then.
|
||||
*/
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int acpm_clk_set_rate(struct clk_hw *hw, unsigned long rate,
|
||||
unsigned long parent_rate)
|
||||
{
|
||||
struct acpm_clk *clk = to_acpm_clk(hw);
|
||||
|
||||
return clk->handle->ops.dvfs_ops.set_rate(clk->handle,
|
||||
clk->mbox_chan_id, clk->id, rate);
|
||||
}
|
||||
|
||||
static const struct clk_ops acpm_clk_ops = {
|
||||
.recalc_rate = acpm_clk_recalc_rate,
|
||||
.determine_rate = acpm_clk_determine_rate,
|
||||
.set_rate = acpm_clk_set_rate,
|
||||
};
|
||||
|
||||
static int acpm_clk_register(struct device *dev, struct acpm_clk *aclk,
|
||||
const char *name)
|
||||
{
|
||||
struct clk_init_data init = {};
|
||||
|
||||
init.name = name;
|
||||
init.ops = &acpm_clk_ops;
|
||||
aclk->hw.init = &init;
|
||||
|
||||
return devm_clk_hw_register(dev, &aclk->hw);
|
||||
}
|
||||
|
||||
static int acpm_clk_probe(struct platform_device *pdev)
|
||||
{
|
||||
const struct acpm_handle *acpm_handle;
|
||||
struct clk_hw_onecell_data *clk_data;
|
||||
struct clk_hw **hws;
|
||||
struct device *dev = &pdev->dev;
|
||||
struct acpm_clk *aclks;
|
||||
unsigned int mbox_chan_id;
|
||||
int i, err, count;
|
||||
|
||||
acpm_handle = devm_acpm_get_by_node(dev, dev->parent->of_node);
|
||||
if (IS_ERR(acpm_handle))
|
||||
return dev_err_probe(dev, PTR_ERR(acpm_handle),
|
||||
"Failed to get acpm handle\n");
|
||||
|
||||
count = acpm_clk_gs101.nr_clks;
|
||||
mbox_chan_id = acpm_clk_gs101.mbox_chan_id;
|
||||
|
||||
clk_data = devm_kzalloc(dev, struct_size(clk_data, hws, count),
|
||||
GFP_KERNEL);
|
||||
if (!clk_data)
|
||||
return -ENOMEM;
|
||||
|
||||
clk_data->num = count;
|
||||
hws = clk_data->hws;
|
||||
|
||||
aclks = devm_kcalloc(dev, count, sizeof(*aclks), GFP_KERNEL);
|
||||
if (!aclks)
|
||||
return -ENOMEM;
|
||||
|
||||
for (i = 0; i < count; i++) {
|
||||
struct acpm_clk *aclk = &aclks[i];
|
||||
|
||||
/*
|
||||
* The code assumes the clock IDs start from zero,
|
||||
* are sequential and do not have gaps.
|
||||
*/
|
||||
aclk->id = i;
|
||||
aclk->handle = acpm_handle;
|
||||
aclk->mbox_chan_id = mbox_chan_id;
|
||||
|
||||
hws[i] = &aclk->hw;
|
||||
|
||||
err = acpm_clk_register(dev, aclk,
|
||||
acpm_clk_gs101.clks[i].name);
|
||||
if (err)
|
||||
return dev_err_probe(dev, err,
|
||||
"Failed to register clock\n");
|
||||
}
|
||||
|
||||
return devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get,
|
||||
clk_data);
|
||||
}
|
||||
|
||||
static const struct platform_device_id acpm_clk_id[] = {
|
||||
{ "gs101-acpm-clk" },
|
||||
{}
|
||||
};
|
||||
MODULE_DEVICE_TABLE(platform, acpm_clk_id);
|
||||
|
||||
static struct platform_driver acpm_clk_driver = {
|
||||
.driver = {
|
||||
.name = "acpm-clocks",
|
||||
},
|
||||
.probe = acpm_clk_probe,
|
||||
.id_table = acpm_clk_id,
|
||||
};
|
||||
module_platform_driver(acpm_clk_driver);
|
||||
|
||||
MODULE_AUTHOR("Tudor Ambarus <tudor.ambarus@linaro.org>");
|
||||
MODULE_DESCRIPTION("Samsung Exynos ACPM clock driver");
|
||||
MODULE_LICENSE("GPL");
|
||||
@@ -175,6 +175,7 @@ static int exynos_clkout_probe(struct platform_device *pdev)
|
||||
clkout->mux.shift = EXYNOS_CLKOUT_MUX_SHIFT;
|
||||
clkout->mux.lock = &clkout->slock;
|
||||
|
||||
clkout->data.num = EXYNOS_CLKOUT_NR_CLKS;
|
||||
clkout->data.hws[0] = clk_hw_register_composite(NULL, "clkout",
|
||||
parent_names, parent_count, &clkout->mux.hw,
|
||||
&clk_mux_ops, NULL, NULL, &clkout->gate.hw,
|
||||
@@ -185,7 +186,6 @@ static int exynos_clkout_probe(struct platform_device *pdev)
|
||||
goto err_unmap;
|
||||
}
|
||||
|
||||
clkout->data.num = EXYNOS_CLKOUT_NR_CLKS;
|
||||
ret = of_clk_add_hw_provider(clkout->np, of_clk_hw_onecell_get, &clkout->data);
|
||||
if (ret)
|
||||
goto err_clk_unreg;
|
||||
|
||||
@@ -27,6 +27,8 @@
|
||||
#define CLKS_NR_HSI0 (CLK_DOUT_HSI0_PCIE_APB + 1)
|
||||
#define CLKS_NR_HSI1 (CLK_MOUT_HSI1_USBDRD + 1)
|
||||
#define CLKS_NR_HSI2 (CLK_DOUT_HSI2_ETHERNET_PTP + 1)
|
||||
#define CLKS_NR_M2M (CLK_DOUT_M2M_NOCP + 1)
|
||||
#define CLKS_NR_MFC (CLK_DOUT_MFC_NOCP + 1)
|
||||
|
||||
/* ---- CMU_TOP ------------------------------------------------------------ */
|
||||
|
||||
@@ -1821,6 +1823,88 @@ static const struct samsung_cmu_info hsi2_cmu_info __initconst = {
|
||||
.clk_name = "noc",
|
||||
};
|
||||
|
||||
/* ---- CMU_M2M --------------------------------------------------------- */
|
||||
|
||||
/* Register Offset definitions for CMU_M2M (0x1a800000) */
|
||||
#define PLL_CON0_MUX_CLKCMU_M2M_JPEG_USER 0x600
|
||||
#define PLL_CON0_MUX_CLKCMU_M2M_NOC_USER 0x610
|
||||
#define CLK_CON_DIV_DIV_CLK_M2M_NOCP 0x1800
|
||||
|
||||
static const unsigned long m2m_clk_regs[] __initconst = {
|
||||
PLL_CON0_MUX_CLKCMU_M2M_JPEG_USER,
|
||||
PLL_CON0_MUX_CLKCMU_M2M_NOC_USER,
|
||||
CLK_CON_DIV_DIV_CLK_M2M_NOCP,
|
||||
};
|
||||
|
||||
/* List of parent clocks for Muxes in CMU_M2M */
|
||||
PNAME(mout_clkcmu_m2m_noc_user_p) = { "oscclk", "dout_clkcmu_m2m_noc" };
|
||||
PNAME(mout_clkcmu_m2m_jpeg_user_p) = { "oscclk", "dout_clkcmu_m2m_jpeg" };
|
||||
|
||||
static const struct samsung_mux_clock m2m_mux_clks[] __initconst = {
|
||||
MUX(CLK_MOUT_M2M_JPEG_USER, "mout_clkcmu_m2m_jpeg_user",
|
||||
mout_clkcmu_m2m_jpeg_user_p, PLL_CON0_MUX_CLKCMU_M2M_JPEG_USER, 4, 1),
|
||||
MUX(CLK_MOUT_M2M_NOC_USER, "mout_clkcmu_m2m_noc_user",
|
||||
mout_clkcmu_m2m_noc_user_p, PLL_CON0_MUX_CLKCMU_M2M_NOC_USER, 4, 1),
|
||||
};
|
||||
|
||||
static const struct samsung_div_clock m2m_div_clks[] __initconst = {
|
||||
DIV(CLK_DOUT_M2M_NOCP, "dout_m2m_nocp",
|
||||
"mout_clkcmu_m2m_noc_user", CLK_CON_DIV_DIV_CLK_M2M_NOCP,
|
||||
0, 3),
|
||||
};
|
||||
|
||||
static const struct samsung_cmu_info m2m_cmu_info __initconst = {
|
||||
.mux_clks = m2m_mux_clks,
|
||||
.nr_mux_clks = ARRAY_SIZE(m2m_mux_clks),
|
||||
.div_clks = m2m_div_clks,
|
||||
.nr_div_clks = ARRAY_SIZE(m2m_div_clks),
|
||||
.nr_clk_ids = CLKS_NR_M2M,
|
||||
.clk_regs = m2m_clk_regs,
|
||||
.nr_clk_regs = ARRAY_SIZE(m2m_clk_regs),
|
||||
.clk_name = "noc",
|
||||
};
|
||||
|
||||
/* ---- CMU_MFC --------------------------------------------------------- */
|
||||
|
||||
/* Register Offset definitions for CMU_MFC (0x19c00000) */
|
||||
#define PLL_CON0_MUX_CLKCMU_MFC_MFC_USER 0x600
|
||||
#define PLL_CON0_MUX_CLKCMU_MFC_WFD_USER 0x610
|
||||
#define CLK_CON_DIV_DIV_CLK_MFC_NOCP 0x1800
|
||||
|
||||
static const unsigned long mfc_clk_regs[] __initconst = {
|
||||
PLL_CON0_MUX_CLKCMU_MFC_MFC_USER,
|
||||
PLL_CON0_MUX_CLKCMU_MFC_WFD_USER,
|
||||
CLK_CON_DIV_DIV_CLK_MFC_NOCP,
|
||||
};
|
||||
|
||||
/* List of parent clocks for Muxes in CMU_MFC */
|
||||
PNAME(mout_clkcmu_mfc_mfc_user_p) = { "oscclk", "dout_clkcmu_mfc_mfc" };
|
||||
PNAME(mout_clkcmu_mfc_wfd_user_p) = { "oscclk", "dout_clkcmu_mfc_wfd" };
|
||||
|
||||
static const struct samsung_mux_clock mfc_mux_clks[] __initconst = {
|
||||
MUX(CLK_MOUT_MFC_MFC_USER, "mout_clkcmu_mfc_mfc_user",
|
||||
mout_clkcmu_mfc_mfc_user_p, PLL_CON0_MUX_CLKCMU_MFC_MFC_USER, 4, 1),
|
||||
MUX(CLK_MOUT_MFC_WFD_USER, "mout_clkcmu_mfc_wfd_user",
|
||||
mout_clkcmu_mfc_wfd_user_p, PLL_CON0_MUX_CLKCMU_MFC_WFD_USER, 4, 1),
|
||||
};
|
||||
|
||||
static const struct samsung_div_clock mfc_div_clks[] __initconst = {
|
||||
DIV(CLK_DOUT_MFC_NOCP, "dout_mfc_nocp",
|
||||
"mout_clkcmu_mfc_mfc_user", CLK_CON_DIV_DIV_CLK_MFC_NOCP,
|
||||
0, 3),
|
||||
};
|
||||
|
||||
static const struct samsung_cmu_info mfc_cmu_info __initconst = {
|
||||
.mux_clks = mfc_mux_clks,
|
||||
.nr_mux_clks = ARRAY_SIZE(mfc_mux_clks),
|
||||
.div_clks = mfc_div_clks,
|
||||
.nr_div_clks = ARRAY_SIZE(mfc_div_clks),
|
||||
.nr_clk_ids = CLKS_NR_MFC,
|
||||
.clk_regs = mfc_clk_regs,
|
||||
.nr_clk_regs = ARRAY_SIZE(mfc_clk_regs),
|
||||
.clk_name = "noc",
|
||||
};
|
||||
|
||||
static int __init exynosautov920_cmu_probe(struct platform_device *pdev)
|
||||
{
|
||||
const struct samsung_cmu_info *info;
|
||||
@@ -1851,6 +1935,12 @@ static const struct of_device_id exynosautov920_cmu_of_match[] = {
|
||||
}, {
|
||||
.compatible = "samsung,exynosautov920-cmu-hsi2",
|
||||
.data = &hsi2_cmu_info,
|
||||
}, {
|
||||
.compatible = "samsung,exynosautov920-cmu-m2m",
|
||||
.data = &m2m_cmu_info,
|
||||
}, {
|
||||
.compatible = "samsung,exynosautov920-cmu-mfc",
|
||||
.data = &mfc_cmu_info,
|
||||
},
|
||||
{ }
|
||||
};
|
||||
|
||||
@@ -11,14 +11,12 @@
|
||||
#include <linux/iopoll.h>
|
||||
#include <linux/delay.h>
|
||||
#include <linux/slab.h>
|
||||
#include <linux/timekeeping.h>
|
||||
#include <linux/clk-provider.h>
|
||||
#include <linux/io.h>
|
||||
#include "clk.h"
|
||||
#include "clk-pll.h"
|
||||
|
||||
#define PLL_TIMEOUT_US 20000U
|
||||
#define PLL_TIMEOUT_LOOPS 1000000U
|
||||
#define PLL_TIMEOUT_LOOPS 20000U
|
||||
|
||||
struct samsung_clk_pll {
|
||||
struct clk_hw hw;
|
||||
@@ -71,20 +69,11 @@ static int samsung_pll_determine_rate(struct clk_hw *hw,
|
||||
return 0;
|
||||
}
|
||||
|
||||
static bool pll_early_timeout = true;
|
||||
|
||||
static int __init samsung_pll_disable_early_timeout(void)
|
||||
{
|
||||
pll_early_timeout = false;
|
||||
return 0;
|
||||
}
|
||||
arch_initcall(samsung_pll_disable_early_timeout);
|
||||
|
||||
/* Wait until the PLL is locked */
|
||||
static int samsung_pll_lock_wait(struct samsung_clk_pll *pll,
|
||||
unsigned int reg_mask)
|
||||
{
|
||||
int i, ret;
|
||||
int ret;
|
||||
u32 val;
|
||||
|
||||
/*
|
||||
@@ -93,25 +82,15 @@ static int samsung_pll_lock_wait(struct samsung_clk_pll *pll,
|
||||
* initialized, another when the timekeeping is suspended. udelay() also
|
||||
* cannot be used when the clocksource is not running on arm64, since
|
||||
* the current timer is used as cycle counter. So a simple busy loop
|
||||
* is used here in that special cases. The limit of iterations has been
|
||||
* derived from experimental measurements of various PLLs on multiple
|
||||
* Exynos SoC variants. Single register read time was usually in range
|
||||
* 0.4...1.5 us, never less than 0.4 us.
|
||||
* is used here.
|
||||
* The limit of iterations has been derived from experimental
|
||||
* measurements of various PLLs on multiple Exynos SoC variants. Single
|
||||
* register read time was usually in range 0.4...1.5 us, never less than
|
||||
* 0.4 us.
|
||||
*/
|
||||
if (pll_early_timeout || timekeeping_suspended) {
|
||||
i = PLL_TIMEOUT_LOOPS;
|
||||
while (i-- > 0) {
|
||||
if (readl_relaxed(pll->con_reg) & reg_mask)
|
||||
return 0;
|
||||
|
||||
cpu_relax();
|
||||
}
|
||||
ret = -ETIMEDOUT;
|
||||
} else {
|
||||
ret = readl_relaxed_poll_timeout_atomic(pll->con_reg, val,
|
||||
val & reg_mask, 0, PLL_TIMEOUT_US);
|
||||
}
|
||||
|
||||
ret = readl_relaxed_poll_timeout_atomic(pll->con_reg, val,
|
||||
val & reg_mask, 0,
|
||||
PLL_TIMEOUT_LOOPS);
|
||||
if (ret < 0)
|
||||
pr_err("Could not lock PLL %s\n", clk_hw_get_name(&pll->hw));
|
||||
|
||||
|
||||
@@ -1018,6 +1018,8 @@ static int spacemit_ccu_register(struct device *dev,
|
||||
if (!clk_data)
|
||||
return -ENOMEM;
|
||||
|
||||
clk_data->num = data->num;
|
||||
|
||||
for (i = 0; i < data->num; i++) {
|
||||
struct clk_hw *hw = data->hws[i];
|
||||
struct ccu_common *common;
|
||||
@@ -1044,8 +1046,6 @@ static int spacemit_ccu_register(struct device *dev,
|
||||
clk_data->hws[i] = hw;
|
||||
}
|
||||
|
||||
clk_data->num = data->num;
|
||||
|
||||
ret = devm_of_clk_add_hw_provider(dev, of_clk_hw_onecell_get, clk_data);
|
||||
if (ret)
|
||||
dev_err(dev, "failed to add clock hardware provider (%d)\n", ret);
|
||||
|
||||
@@ -220,4 +220,4 @@ extern const struct clk_ops spacemit_ccu_div_gate_ops;
|
||||
extern const struct clk_ops spacemit_ccu_mux_gate_ops;
|
||||
extern const struct clk_ops spacemit_ccu_mux_div_ops;
|
||||
extern const struct clk_ops spacemit_ccu_mux_div_gate_ops;
|
||||
#endif /* _CCU_DIV_H_ */
|
||||
#endif /* _CCU_MIX_H_ */
|
||||
|
||||
@@ -2021,17 +2021,13 @@ MODULE_DEVICE_TABLE(of, sprd_sc9860_clk_ids);
|
||||
|
||||
static int sc9860_clk_probe(struct platform_device *pdev)
|
||||
{
|
||||
const struct of_device_id *match;
|
||||
const struct sprd_clk_desc *desc;
|
||||
int ret;
|
||||
|
||||
match = of_match_node(sprd_sc9860_clk_ids, pdev->dev.of_node);
|
||||
if (!match) {
|
||||
pr_err("%s: of_match_node() failed", __func__);
|
||||
desc = device_get_match_data(&pdev->dev);
|
||||
if (!desc)
|
||||
return -ENODEV;
|
||||
}
|
||||
|
||||
desc = match->data;
|
||||
ret = sprd_clk_regmap_init(pdev, desc);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
@@ -1,4 +1,6 @@
|
||||
# SPDX-License-Identifier: GPL-2.0-only
|
||||
|
||||
acpm-protocol-objs := exynos-acpm.o exynos-acpm-pmic.o
|
||||
acpm-protocol-objs := exynos-acpm.o
|
||||
acpm-protocol-objs += exynos-acpm-pmic.o
|
||||
acpm-protocol-objs += exynos-acpm-dvfs.o
|
||||
obj-$(CONFIG_EXYNOS_ACPM_PROTOCOL) += acpm-protocol.o
|
||||
|
||||
80
drivers/firmware/samsung/exynos-acpm-dvfs.c
Normal file
80
drivers/firmware/samsung/exynos-acpm-dvfs.c
Normal file
@@ -0,0 +1,80 @@
|
||||
// SPDX-License-Identifier: GPL-2.0-only
|
||||
/*
|
||||
* Copyright 2020 Samsung Electronics Co., Ltd.
|
||||
* Copyright 2020 Google LLC.
|
||||
* Copyright 2025 Linaro Ltd.
|
||||
*/
|
||||
|
||||
#include <linux/bitfield.h>
|
||||
#include <linux/firmware/samsung/exynos-acpm-protocol.h>
|
||||
#include <linux/ktime.h>
|
||||
#include <linux/types.h>
|
||||
#include <linux/units.h>
|
||||
|
||||
#include "exynos-acpm.h"
|
||||
#include "exynos-acpm-dvfs.h"
|
||||
|
||||
#define ACPM_DVFS_ID GENMASK(11, 0)
|
||||
#define ACPM_DVFS_REQ_TYPE GENMASK(15, 0)
|
||||
|
||||
#define ACPM_DVFS_FREQ_REQ 0
|
||||
#define ACPM_DVFS_FREQ_GET 1
|
||||
|
||||
static void acpm_dvfs_set_xfer(struct acpm_xfer *xfer, u32 *cmd, size_t cmdlen,
|
||||
unsigned int acpm_chan_id, bool response)
|
||||
{
|
||||
xfer->acpm_chan_id = acpm_chan_id;
|
||||
xfer->txd = cmd;
|
||||
xfer->txlen = cmdlen;
|
||||
|
||||
if (response) {
|
||||
xfer->rxd = cmd;
|
||||
xfer->rxlen = cmdlen;
|
||||
}
|
||||
}
|
||||
|
||||
static void acpm_dvfs_init_set_rate_cmd(u32 cmd[4], unsigned int clk_id,
|
||||
unsigned long rate)
|
||||
{
|
||||
cmd[0] = FIELD_PREP(ACPM_DVFS_ID, clk_id);
|
||||
cmd[1] = rate / HZ_PER_KHZ;
|
||||
cmd[2] = FIELD_PREP(ACPM_DVFS_REQ_TYPE, ACPM_DVFS_FREQ_REQ);
|
||||
cmd[3] = ktime_to_ms(ktime_get());
|
||||
}
|
||||
|
||||
int acpm_dvfs_set_rate(const struct acpm_handle *handle,
|
||||
unsigned int acpm_chan_id, unsigned int clk_id,
|
||||
unsigned long rate)
|
||||
{
|
||||
struct acpm_xfer xfer = {0};
|
||||
u32 cmd[4];
|
||||
|
||||
acpm_dvfs_init_set_rate_cmd(cmd, clk_id, rate);
|
||||
acpm_dvfs_set_xfer(&xfer, cmd, sizeof(cmd), acpm_chan_id, false);
|
||||
|
||||
return acpm_do_xfer(handle, &xfer);
|
||||
}
|
||||
|
||||
static void acpm_dvfs_init_get_rate_cmd(u32 cmd[4], unsigned int clk_id)
|
||||
{
|
||||
cmd[0] = FIELD_PREP(ACPM_DVFS_ID, clk_id);
|
||||
cmd[2] = FIELD_PREP(ACPM_DVFS_REQ_TYPE, ACPM_DVFS_FREQ_GET);
|
||||
cmd[3] = ktime_to_ms(ktime_get());
|
||||
}
|
||||
|
||||
unsigned long acpm_dvfs_get_rate(const struct acpm_handle *handle,
|
||||
unsigned int acpm_chan_id, unsigned int clk_id)
|
||||
{
|
||||
struct acpm_xfer xfer;
|
||||
unsigned int cmd[4] = {0};
|
||||
int ret;
|
||||
|
||||
acpm_dvfs_init_get_rate_cmd(cmd, clk_id);
|
||||
acpm_dvfs_set_xfer(&xfer, cmd, sizeof(cmd), acpm_chan_id, true);
|
||||
|
||||
ret = acpm_do_xfer(handle, &xfer);
|
||||
if (ret)
|
||||
return 0;
|
||||
|
||||
return xfer.rxd[1] * HZ_PER_KHZ;
|
||||
}
|
||||
21
drivers/firmware/samsung/exynos-acpm-dvfs.h
Normal file
21
drivers/firmware/samsung/exynos-acpm-dvfs.h
Normal file
@@ -0,0 +1,21 @@
|
||||
/* SPDX-License-Identifier: GPL-2.0-only */
|
||||
/*
|
||||
* Copyright 2020 Samsung Electronics Co., Ltd.
|
||||
* Copyright 2020 Google LLC.
|
||||
* Copyright 2025 Linaro Ltd.
|
||||
*/
|
||||
#ifndef __EXYNOS_ACPM_DVFS_H__
|
||||
#define __EXYNOS_ACPM_DVFS_H__
|
||||
|
||||
#include <linux/types.h>
|
||||
|
||||
struct acpm_handle;
|
||||
|
||||
int acpm_dvfs_set_rate(const struct acpm_handle *handle,
|
||||
unsigned int acpm_chan_id, unsigned int id,
|
||||
unsigned long rate);
|
||||
unsigned long acpm_dvfs_get_rate(const struct acpm_handle *handle,
|
||||
unsigned int acpm_chan_id,
|
||||
unsigned int clk_id);
|
||||
|
||||
#endif /* __EXYNOS_ACPM_DVFS_H__ */
|
||||
@@ -29,6 +29,7 @@
|
||||
#include <linux/types.h>
|
||||
|
||||
#include "exynos-acpm.h"
|
||||
#include "exynos-acpm-dvfs.h"
|
||||
#include "exynos-acpm-pmic.h"
|
||||
|
||||
#define ACPM_PROTOCOL_SEQNUM GENMASK(21, 16)
|
||||
@@ -176,9 +177,11 @@ struct acpm_info {
|
||||
/**
|
||||
* struct acpm_match_data - of_device_id data.
|
||||
* @initdata_base: offset in SRAM where the channels configuration resides.
|
||||
* @acpm_clk_dev_name: base name for the ACPM clocks device that we're registering.
|
||||
*/
|
||||
struct acpm_match_data {
|
||||
loff_t initdata_base;
|
||||
const char *acpm_clk_dev_name;
|
||||
};
|
||||
|
||||
#define client_to_acpm_chan(c) container_of(c, struct acpm_chan, cl)
|
||||
@@ -590,8 +593,12 @@ static int acpm_channels_init(struct acpm_info *acpm)
|
||||
*/
|
||||
static void acpm_setup_ops(struct acpm_info *acpm)
|
||||
{
|
||||
struct acpm_dvfs_ops *dvfs_ops = &acpm->handle.ops.dvfs_ops;
|
||||
struct acpm_pmic_ops *pmic_ops = &acpm->handle.ops.pmic_ops;
|
||||
|
||||
dvfs_ops->set_rate = acpm_dvfs_set_rate;
|
||||
dvfs_ops->get_rate = acpm_dvfs_get_rate;
|
||||
|
||||
pmic_ops->read_reg = acpm_pmic_read_reg;
|
||||
pmic_ops->bulk_read = acpm_pmic_bulk_read;
|
||||
pmic_ops->write_reg = acpm_pmic_write_reg;
|
||||
@@ -599,9 +606,15 @@ static void acpm_setup_ops(struct acpm_info *acpm)
|
||||
pmic_ops->update_reg = acpm_pmic_update_reg;
|
||||
}
|
||||
|
||||
static void acpm_clk_pdev_unregister(void *data)
|
||||
{
|
||||
platform_device_unregister(data);
|
||||
}
|
||||
|
||||
static int acpm_probe(struct platform_device *pdev)
|
||||
{
|
||||
const struct acpm_match_data *match_data;
|
||||
struct platform_device *acpm_clk_pdev;
|
||||
struct device *dev = &pdev->dev;
|
||||
struct device_node *shmem;
|
||||
struct acpm_info *acpm;
|
||||
@@ -642,6 +655,18 @@ static int acpm_probe(struct platform_device *pdev)
|
||||
|
||||
platform_set_drvdata(pdev, acpm);
|
||||
|
||||
acpm_clk_pdev = platform_device_register_data(dev,
|
||||
match_data->acpm_clk_dev_name,
|
||||
PLATFORM_DEVID_NONE, NULL, 0);
|
||||
if (IS_ERR(acpm_clk_pdev))
|
||||
return dev_err_probe(dev, PTR_ERR(acpm_clk_pdev),
|
||||
"Failed to register ACPM clocks device.\n");
|
||||
|
||||
ret = devm_add_action_or_reset(dev, acpm_clk_pdev_unregister,
|
||||
acpm_clk_pdev);
|
||||
if (ret)
|
||||
return dev_err_probe(dev, ret, "Failed to add devm action.\n");
|
||||
|
||||
return devm_of_platform_populate(dev);
|
||||
}
|
||||
|
||||
@@ -741,6 +766,7 @@ EXPORT_SYMBOL_GPL(devm_acpm_get_by_node);
|
||||
|
||||
static const struct acpm_match_data acpm_gs101 = {
|
||||
.initdata_base = ACPM_GS101_INITDATA_BASE,
|
||||
.acpm_clk_dev_name = "gs101-acpm-clk",
|
||||
};
|
||||
|
||||
static const struct of_device_id acpm_match[] = {
|
||||
|
||||
26
include/dt-bindings/clock/google,gs101-acpm.h
Normal file
26
include/dt-bindings/clock/google,gs101-acpm.h
Normal file
@@ -0,0 +1,26 @@
|
||||
/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
|
||||
/*
|
||||
* Copyright 2025 Linaro Ltd.
|
||||
*
|
||||
* Device Tree binding constants for Google gs101 ACPM clock controller.
|
||||
*/
|
||||
|
||||
#ifndef _DT_BINDINGS_CLOCK_GOOGLE_GS101_ACPM_H
|
||||
#define _DT_BINDINGS_CLOCK_GOOGLE_GS101_ACPM_H
|
||||
|
||||
#define GS101_CLK_ACPM_DVFS_MIF 0
|
||||
#define GS101_CLK_ACPM_DVFS_INT 1
|
||||
#define GS101_CLK_ACPM_DVFS_CPUCL0 2
|
||||
#define GS101_CLK_ACPM_DVFS_CPUCL1 3
|
||||
#define GS101_CLK_ACPM_DVFS_CPUCL2 4
|
||||
#define GS101_CLK_ACPM_DVFS_G3D 5
|
||||
#define GS101_CLK_ACPM_DVFS_G3DL2 6
|
||||
#define GS101_CLK_ACPM_DVFS_TPU 7
|
||||
#define GS101_CLK_ACPM_DVFS_INTCAM 8
|
||||
#define GS101_CLK_ACPM_DVFS_TNR 9
|
||||
#define GS101_CLK_ACPM_DVFS_CAM 10
|
||||
#define GS101_CLK_ACPM_DVFS_MFC 11
|
||||
#define GS101_CLK_ACPM_DVFS_DISP 12
|
||||
#define GS101_CLK_ACPM_DVFS_BO 13
|
||||
|
||||
#endif /* _DT_BINDINGS_CLOCK_GOOGLE_GS101_ACPM_H */
|
||||
@@ -51,5 +51,6 @@
|
||||
#define R8A779A0_CLK_CBFUSA 40
|
||||
#define R8A779A0_CLK_R 41
|
||||
#define R8A779A0_CLK_OSC 42
|
||||
#define R8A779A0_CLK_ZG 43
|
||||
|
||||
#endif /* __DT_BINDINGS_CLOCK_R8A779A0_CPG_MSSR_H__ */
|
||||
|
||||
@@ -22,5 +22,7 @@
|
||||
#define R9A09G047_GBETH_1_CLK_PTP_REF_I 11
|
||||
#define R9A09G047_USB3_0_REF_ALT_CLK_P 12
|
||||
#define R9A09G047_USB3_0_CLKCORE 13
|
||||
#define R9A09G047_USB2_0_CLK_CORE0 14
|
||||
#define R9A09G047_USB2_0_CLK_CORE1 15
|
||||
|
||||
#endif /* __DT_BINDINGS_CLOCK_RENESAS_R9A09G047_CPG_H__ */
|
||||
|
||||
@@ -21,5 +21,7 @@
|
||||
#define R9A09G056_GBETH_0_CLK_PTP_REF_I 10
|
||||
#define R9A09G056_GBETH_1_CLK_PTP_REF_I 11
|
||||
#define R9A09G056_SPI_CLK_SPI 12
|
||||
#define R9A09G056_USB3_0_REF_ALT_CLK_P 13
|
||||
#define R9A09G056_USB3_0_CLKCORE 14
|
||||
|
||||
#endif /* __DT_BINDINGS_CLOCK_RENESAS_R9A09G056_CPG_H__ */
|
||||
|
||||
@@ -22,5 +22,9 @@
|
||||
#define R9A09G057_GBETH_0_CLK_PTP_REF_I 11
|
||||
#define R9A09G057_GBETH_1_CLK_PTP_REF_I 12
|
||||
#define R9A09G057_SPI_CLK_SPI 13
|
||||
#define R9A09G057_USB3_0_REF_ALT_CLK_P 14
|
||||
#define R9A09G057_USB3_0_CLKCORE 15
|
||||
#define R9A09G057_USB3_1_REF_ALT_CLK_P 16
|
||||
#define R9A09G057_USB3_1_CLKCORE 17
|
||||
|
||||
#endif /* __DT_BINDINGS_CLOCK_RENESAS_R9A09G057_CPG_H__ */
|
||||
|
||||
@@ -295,4 +295,14 @@
|
||||
#define CLK_DOUT_HSI2_ETHERNET 6
|
||||
#define CLK_DOUT_HSI2_ETHERNET_PTP 7
|
||||
|
||||
/* CMU_M2M */
|
||||
#define CLK_MOUT_M2M_JPEG_USER 1
|
||||
#define CLK_MOUT_M2M_NOC_USER 2
|
||||
#define CLK_DOUT_M2M_NOCP 3
|
||||
|
||||
/* CMU_MFC */
|
||||
#define CLK_MOUT_MFC_MFC_USER 1
|
||||
#define CLK_MOUT_MFC_WFD_USER 2
|
||||
#define CLK_DOUT_MFC_NOCP 3
|
||||
|
||||
#endif /* _DT_BINDINGS_CLOCK_EXYNOSAUTOV920_H */
|
||||
|
||||
61
include/dt-bindings/reset/airoha,en7523-reset.h
Normal file
61
include/dt-bindings/reset/airoha,en7523-reset.h
Normal file
@@ -0,0 +1,61 @@
|
||||
/* SPDX-License-Identifier: GPL-2.0-only */
|
||||
/*
|
||||
* Copyright (C) 2024 iopsys Software Solutions AB.
|
||||
* Copyright (C) 2025 Genexis AB.
|
||||
*
|
||||
* Author: Mikhail Kshevetskiy <mikhail.kshevetskiy@iopsys.eu>
|
||||
*
|
||||
* based on
|
||||
* include/dt-bindings/reset/airoha,en7581-reset.h
|
||||
* by Lorenzo Bianconi <lorenzo@kernel.org>
|
||||
*/
|
||||
|
||||
#ifndef __DT_BINDINGS_RESET_CONTROLLER_AIROHA_EN7523_H_
|
||||
#define __DT_BINDINGS_RESET_CONTROLLER_AIROHA_EN7523_H_
|
||||
|
||||
/* RST_CTRL2 */
|
||||
#define EN7523_XPON_PHY_RST 0
|
||||
#define EN7523_XSI_MAC_RST 1
|
||||
#define EN7523_XSI_PHY_RST 2
|
||||
#define EN7523_NPU_RST 3
|
||||
#define EN7523_I2S_RST 4
|
||||
#define EN7523_TRNG_RST 5
|
||||
#define EN7523_TRNG_MSTART_RST 6
|
||||
#define EN7523_DUAL_HSI0_RST 7
|
||||
#define EN7523_DUAL_HSI1_RST 8
|
||||
#define EN7523_HSI_RST 9
|
||||
#define EN7523_DUAL_HSI0_MAC_RST 10
|
||||
#define EN7523_DUAL_HSI1_MAC_RST 11
|
||||
#define EN7523_HSI_MAC_RST 12
|
||||
#define EN7523_WDMA_RST 13
|
||||
#define EN7523_WOE0_RST 14
|
||||
#define EN7523_WOE1_RST 15
|
||||
#define EN7523_HSDMA_RST 16
|
||||
#define EN7523_I2C2RBUS_RST 17
|
||||
#define EN7523_TDMA_RST 18
|
||||
/* RST_CTRL1 */
|
||||
#define EN7523_PCM1_ZSI_ISI_RST 19
|
||||
#define EN7523_FE_PDMA_RST 20
|
||||
#define EN7523_FE_QDMA_RST 21
|
||||
#define EN7523_PCM_SPIWP_RST 22
|
||||
#define EN7523_CRYPTO_RST 23
|
||||
#define EN7523_TIMER_RST 24
|
||||
#define EN7523_PCM1_RST 25
|
||||
#define EN7523_UART_RST 26
|
||||
#define EN7523_GPIO_RST 27
|
||||
#define EN7523_GDMA_RST 28
|
||||
#define EN7523_I2C_MASTER_RST 29
|
||||
#define EN7523_PCM2_ZSI_ISI_RST 30
|
||||
#define EN7523_SFC_RST 31
|
||||
#define EN7523_UART2_RST 32
|
||||
#define EN7523_GDMP_RST 33
|
||||
#define EN7523_FE_RST 34
|
||||
#define EN7523_USB_HOST_P0_RST 35
|
||||
#define EN7523_GSW_RST 36
|
||||
#define EN7523_SFC2_PCM_RST 37
|
||||
#define EN7523_PCIE0_RST 38
|
||||
#define EN7523_PCIE1_RST 39
|
||||
#define EN7523_PCIE_HB_RST 40
|
||||
#define EN7523_XPON_MAC_RST 41
|
||||
|
||||
#endif /* __DT_BINDINGS_RESET_CONTROLLER_AIROHA_EN7523_H_ */
|
||||
@@ -10,7 +10,9 @@
|
||||
#ifndef __LINUX_CLK_RENESAS_H_
|
||||
#define __LINUX_CLK_RENESAS_H_
|
||||
|
||||
#include <linux/clk-provider.h>
|
||||
#include <linux/types.h>
|
||||
#include <linux/units.h>
|
||||
|
||||
struct device;
|
||||
struct device_node;
|
||||
@@ -32,4 +34,147 @@ void cpg_mssr_detach_dev(struct generic_pm_domain *unused, struct device *dev);
|
||||
#define cpg_mssr_attach_dev NULL
|
||||
#define cpg_mssr_detach_dev NULL
|
||||
#endif
|
||||
|
||||
/**
|
||||
* struct rzv2h_pll_limits - PLL parameter constraints
|
||||
*
|
||||
* This structure defines the minimum and maximum allowed values for
|
||||
* various parameters used to configure a PLL. These limits ensure
|
||||
* the PLL operates within valid and stable ranges.
|
||||
*
|
||||
* @fout: Output frequency range (in MHz)
|
||||
* @fout.min: Minimum allowed output frequency
|
||||
* @fout.max: Maximum allowed output frequency
|
||||
*
|
||||
* @fvco: PLL oscillation frequency range (in MHz)
|
||||
* @fvco.min: Minimum allowed VCO frequency
|
||||
* @fvco.max: Maximum allowed VCO frequency
|
||||
*
|
||||
* @m: Main-divider range
|
||||
* @m.min: Minimum main-divider value
|
||||
* @m.max: Maximum main-divider value
|
||||
*
|
||||
* @p: Pre-divider range
|
||||
* @p.min: Minimum pre-divider value
|
||||
* @p.max: Maximum pre-divider value
|
||||
*
|
||||
* @s: Divider range
|
||||
* @s.min: Minimum divider value
|
||||
* @s.max: Maximum divider value
|
||||
*
|
||||
* @k: Delta-sigma modulator range (signed)
|
||||
* @k.min: Minimum delta-sigma value
|
||||
* @k.max: Maximum delta-sigma value
|
||||
*/
|
||||
struct rzv2h_pll_limits {
|
||||
struct {
|
||||
u32 min;
|
||||
u32 max;
|
||||
} fout;
|
||||
|
||||
struct {
|
||||
u32 min;
|
||||
u32 max;
|
||||
} fvco;
|
||||
|
||||
struct {
|
||||
u16 min;
|
||||
u16 max;
|
||||
} m;
|
||||
|
||||
struct {
|
||||
u8 min;
|
||||
u8 max;
|
||||
} p;
|
||||
|
||||
struct {
|
||||
u8 min;
|
||||
u8 max;
|
||||
} s;
|
||||
|
||||
struct {
|
||||
s16 min;
|
||||
s16 max;
|
||||
} k;
|
||||
};
|
||||
|
||||
/**
|
||||
* struct rzv2h_pll_pars - PLL configuration parameters
|
||||
*
|
||||
* This structure contains the configuration parameters for the
|
||||
* Phase-Locked Loop (PLL), used to achieve a specific output frequency.
|
||||
*
|
||||
* @m: Main divider value
|
||||
* @p: Pre-divider value
|
||||
* @s: Output divider value
|
||||
* @k: Delta-sigma modulation value
|
||||
* @freq_millihz: Calculated PLL output frequency in millihertz
|
||||
* @error_millihz: Frequency error from target in millihertz (signed)
|
||||
*/
|
||||
struct rzv2h_pll_pars {
|
||||
u16 m;
|
||||
u8 p;
|
||||
u8 s;
|
||||
s16 k;
|
||||
u64 freq_millihz;
|
||||
s64 error_millihz;
|
||||
};
|
||||
|
||||
/**
|
||||
* struct rzv2h_pll_div_pars - PLL parameters with post-divider
|
||||
*
|
||||
* This structure is used for PLLs that include an additional post-divider
|
||||
* stage after the main PLL block. It contains both the PLL configuration
|
||||
* parameters and the resulting frequency/error values after the divider.
|
||||
*
|
||||
* @pll: Main PLL configuration parameters (see struct rzv2h_pll_pars)
|
||||
*
|
||||
* @div: Post-divider configuration and result
|
||||
* @div.divider_value: Divider applied to the PLL output
|
||||
* @div.freq_millihz: Output frequency after divider in millihertz
|
||||
* @div.error_millihz: Frequency error from target in millihertz (signed)
|
||||
*/
|
||||
struct rzv2h_pll_div_pars {
|
||||
struct rzv2h_pll_pars pll;
|
||||
struct {
|
||||
u8 divider_value;
|
||||
u64 freq_millihz;
|
||||
s64 error_millihz;
|
||||
} div;
|
||||
};
|
||||
|
||||
#define RZV2H_CPG_PLL_DSI_LIMITS(name) \
|
||||
static const struct rzv2h_pll_limits (name) = { \
|
||||
.fout = { .min = 25 * MEGA, .max = 375 * MEGA }, \
|
||||
.fvco = { .min = 1600 * MEGA, .max = 3200 * MEGA }, \
|
||||
.m = { .min = 64, .max = 533 }, \
|
||||
.p = { .min = 1, .max = 4 }, \
|
||||
.s = { .min = 0, .max = 6 }, \
|
||||
.k = { .min = -32768, .max = 32767 }, \
|
||||
} \
|
||||
|
||||
#ifdef CONFIG_CLK_RZV2H
|
||||
bool rzv2h_get_pll_pars(const struct rzv2h_pll_limits *limits,
|
||||
struct rzv2h_pll_pars *pars, u64 freq_millihz);
|
||||
|
||||
bool rzv2h_get_pll_divs_pars(const struct rzv2h_pll_limits *limits,
|
||||
struct rzv2h_pll_div_pars *pars,
|
||||
const u8 *table, u8 table_size, u64 freq_millihz);
|
||||
#else
|
||||
static inline bool rzv2h_get_pll_pars(const struct rzv2h_pll_limits *limits,
|
||||
struct rzv2h_pll_pars *pars,
|
||||
u64 freq_millihz)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
static inline bool rzv2h_get_pll_divs_pars(const struct rzv2h_pll_limits *limits,
|
||||
struct rzv2h_pll_div_pars *pars,
|
||||
const u8 *table, u8 table_size,
|
||||
u64 freq_millihz)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
||||
@@ -13,6 +13,15 @@
|
||||
struct acpm_handle;
|
||||
struct device_node;
|
||||
|
||||
struct acpm_dvfs_ops {
|
||||
int (*set_rate)(const struct acpm_handle *handle,
|
||||
unsigned int acpm_chan_id, unsigned int clk_id,
|
||||
unsigned long rate);
|
||||
unsigned long (*get_rate)(const struct acpm_handle *handle,
|
||||
unsigned int acpm_chan_id,
|
||||
unsigned int clk_id);
|
||||
};
|
||||
|
||||
struct acpm_pmic_ops {
|
||||
int (*read_reg)(const struct acpm_handle *handle,
|
||||
unsigned int acpm_chan_id, u8 type, u8 reg, u8 chan,
|
||||
@@ -32,6 +41,7 @@ struct acpm_pmic_ops {
|
||||
};
|
||||
|
||||
struct acpm_ops {
|
||||
struct acpm_dvfs_ops dvfs_ops;
|
||||
struct acpm_pmic_ops pmic_ops;
|
||||
};
|
||||
|
||||
@@ -45,7 +55,16 @@ struct acpm_handle {
|
||||
|
||||
struct device;
|
||||
|
||||
#if IS_ENABLED(CONFIG_EXYNOS_ACPM_PROTOCOL)
|
||||
const struct acpm_handle *devm_acpm_get_by_node(struct device *dev,
|
||||
struct device_node *np);
|
||||
#else
|
||||
|
||||
static inline const struct acpm_handle *devm_acpm_get_by_node(struct device *dev,
|
||||
struct device_node *np)
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* __EXYNOS_ACPM_PROTOCOL_H */
|
||||
|
||||
Reference in New Issue
Block a user