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arm64: dts: rockchip: Add dfi and dmc nodes to rk3399

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These are required to support DDR DVFS on RK3399 platforms.

Change since Daniel's posting: reordered by unit address, per existing
style

Signed-off-by: Lin Huang <hl@rock-chips.com>
Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Gaël PORTAY <gael.portay@collabora.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: Brian Norris <briannorris@chromium.org>
Link: https://lore.kernel.org/r/20220308110825.v4.11.Ie97993621975c5463d7928a8646f3737c9f2921d@changeid
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Lin Huang
2022-03-08 11:08:57 -08:00
committed by Heiko Stuebner
parent 14fc86b9aa
commit 1b3f36854a
1 changed files with 19 additions and 0 deletions
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19
arch/arm64/boot/dts/rockchip/rk3399.dtsi
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@@ -178,6 +178,15 @@ display-subsystem {
ports = <&vopl_out>, <&vopb_out>;
};
dmc: memory-controller {
compatible = "rockchip,rk3399-dmc";
rockchip,pmu = <&pmugrf>;
devfreq-events = <&dfi>;
clocks = <&cru SCLK_DDRC>;
clock-names = "dmc_clk";
status = "disabled";
};
pmu_a53 {
compatible = "arm,cortex-a53-pmu";
interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_LOW &ppi_cluster0>;
@@ -1295,6 +1304,16 @@ pwm3: pwm@ff420030 {
status = "disabled";
};
dfi: dfi@ff630000 {
reg = <0x00 0xff630000 0x00 0x4000>;
compatible = "rockchip,rk3399-dfi";
rockchip,pmu = <&pmugrf>;
interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH 0>;
clocks = <&cru PCLK_DDR_MON>;
clock-names = "pclk_ddr_mon";
status = "disabled";
};
vpu: video-codec@ff650000 {
compatible = "rockchip,rk3399-vpu";
reg = <0x0 0xff650000 0x0 0x800>;