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arm64: dts: ti: k3-am62p: add the USB sub-system

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There are two USB instances available on the am62p5 starter kit. Include
and enable them for use on the board.

USB LPM feature is kept disabled as it is not supported.

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Roger Quadros <rogerq@kernel.org>
Reviewed-by: Andrew Davis <afd@ti.com>
Link: https://lore.kernel.org/r/20240412-for-v6-10-am62-usb-typec-dt-v7-2-93b827adf97e@kernel.org
Signed-off-by: Nishanth Menon <nm@ti.com>
This commit is contained in:
Roger Quadros
2024-04-12 15:01:59 +03:00
committed by Nishanth Menon
parent ef80ebe421
commit c1453d3c3e
3 changed files with 129 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

52
arch/arm64/boot/dts/ti/k3-am62p-main.dtsi
View File

@@ -635,6 +635,58 @@ sdhci2: mmc@fa20000 {
status = "disabled";
};
usbss0: usb@f900000 {
compatible = "ti,am62-usb";
reg = <0x00 0x0f900000 0x00 0x800>,
<0x00 0x0f908000 0x00 0x400>;
clocks = <&k3_clks 161 3>;
clock-names = "ref";
ti,syscon-phy-pll-refclk = <&usb0_phy_ctrl 0x0>;
#address-cells = <2>;
#size-cells = <2>;
power-domains = <&k3_pds 178 TI_SCI_PD_EXCLUSIVE>;
ranges;
status = "disabled";
usb0: usb@31000000 {
compatible = "snps,dwc3";
reg = <0x00 0x31000000 0x00 0x50000>;
interrupts = <GIC_SPI 188 IRQ_TYPE_LEVEL_HIGH>, /* irq.0 */
<GIC_SPI 188 IRQ_TYPE_LEVEL_HIGH>; /* irq.0 */
interrupt-names = "host", "peripheral";
maximum-speed = "high-speed";
dr_mode = "otg";
snps,usb2-gadget-lpm-disable;
snps,usb2-lpm-disable;
};
};
usbss1: usb@f910000 {
compatible = "ti,am62-usb";
reg = <0x00 0x0f910000 0x00 0x800>,
<0x00 0x0f918000 0x00 0x400>;
clocks = <&k3_clks 162 3>;
clock-names = "ref";
ti,syscon-phy-pll-refclk = <&usb1_phy_ctrl 0x0>;
#address-cells = <2>;
#size-cells = <2>;
power-domains = <&k3_pds 179 TI_SCI_PD_EXCLUSIVE>;
ranges;
status = "disabled";
usb1: usb@31100000 {
compatible = "snps,dwc3";
reg = <0x00 0x31100000 0x00 0x50000>;
interrupts = <GIC_SPI 226 IRQ_TYPE_LEVEL_HIGH>, /* irq.0 */
<GIC_SPI 226 IRQ_TYPE_LEVEL_HIGH>; /* irq.0 */
interrupt-names = "host", "peripheral";
maximum-speed = "high-speed";
dr_mode = "otg";
snps,usb2-gadget-lpm-disable;
snps,usb2-lpm-disable;
};
};
fss: bus@fc00000 {
compatible = "simple-bus";
reg = <0x00 0x0fc00000 0x00 0x70000>;

10
arch/arm64/boot/dts/ti/k3-am62p-wakeup.dtsi
View File

@@ -18,6 +18,16 @@ chipid: chipid@14 {
reg = <0x14 0x4>;
bootph-all;
};
usb0_phy_ctrl: syscon@4008 {
compatible = "ti,am62-usb-phy-ctrl", "syscon";
reg = <0x4008 0x4>;
};
usb1_phy_ctrl: syscon@4018 {
compatible = "ti,am62-usb-phy-ctrl", "syscon";
reg = <0x4018 0x4>;
};
};
wkup_uart0: serial@2b300000 {

67
arch/arm64/boot/dts/ti/k3-am62p5-sk.dts
View File

@@ -27,6 +27,8 @@ aliases {
spi0 = &ospi0;
ethernet0 = &cpsw_port1;
ethernet1 = &cpsw_port2;
usb0 = &usb0;
usb1 = &usb1;
};
chosen {
@@ -297,6 +299,12 @@ AM62PX_IOPAD(0x01b0, PIN_OUTPUT, 2) /* (G20) MCASP0_ACLKR.UART1_TXD */
bootph-all;
};
main_usb1_pins_default: main-usb1-default-pins {
pinctrl-single,pins = <
AM62PX_IOPAD(0x0258, PIN_INPUT, 0) /* (G21) USB1_DRVVBUS */
>;
};
main_wlirq_pins_default: main-wlirq-default-pins {
pinctrl-single,pins = <
AM62PX_IOPAD(0x0128, PIN_INPUT, 7) /* (K25) MMC2_SDWP.GPIO0_72 */
@@ -340,6 +348,36 @@ AM62PX_IOPAD(0x0124, PIN_INPUT, 7) /* (J25) MMC2_SDCD.GPIO0_71 */
};
};
&main_i2c0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&main_i2c0_pins_default>;
clock-frequency = <400000>;
typec_pd0: usb-power-controller@3f {
compatible = "ti,tps6598x";
reg = <0x3f>;
connector {
compatible = "usb-c-connector";
label = "USB-C";
self-powered;
data-role = "dual";
power-role = "sink";
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
usb_con_hs: endpoint {
remote-endpoint = <&usb0_hs_ep>;
};
};
};
};
};
};
&main_i2c1 {
status = "okay";
pinctrl-names = "default";
@@ -466,6 +504,35 @@ cpsw3g_phy1: ethernet-phy@1 {
};
};
&usbss0 {
status = "okay";
ti,vbus-divider;
};
&usbss1 {
status = "okay";
ti,vbus-divider;
};
&usb0 {
usb-role-switch;
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
usb0_hs_ep: endpoint {
remote-endpoint = <&usb_con_hs>;
};
};
};
&usb1 {
dr_mode = "host";
pinctrl-names = "default";
pinctrl-0 = <&main_usb1_pins_default>;
};
&mcasp1 {
status = "okay";
#sound-dai-cells = <0>;