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Subject[PATCH 2/3] arm64: dts: ti: k3-am6: add USB support
Date
Adds support for USB0 and USB1 instances on the AM6 SoC.
USB0 is limited to high-speed for now.

Signed-off-by: Roger Quadros <rogerq@ti.com>
---
arch/arm64/boot/dts/ti/k3-am65-main.dtsi | 80 ++++++++++++++++++++++++++++++++
1 file changed, 80 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
index 8b55108..680cbc7 100644
--- a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi
@@ -199,4 +199,84 @@
#size-cells = <1>;
ranges = <0x0 0x0 0x00100000 0x1c000>;
};
+
+ dwc3_0: dwc3@4000000 {
+ compatible = "ti,am654-dwc3";
+ reg = <0x0 0x4000000 0x0 0x4000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x0 0x0 0x4000000 0x20000>;
+ interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>;
+ dma-coherent;
+ status = "disabled";
+ power-domains = <&k3_pds 151>;
+ assigned-clocks = <&k3_clks 151 2>, <&k3_clks 151 7>;
+ assigned-clock-parents = <&k3_clks 151 4>, /* set REF_CLK to 20MHz i.e. PER0_PLL/48 */
+ <&k3_clks 151 9>; /* set PIPE3_TXB_CLK to CLK_12M_RC/256 (for HS only) */
+
+ usb0: usb@10000 {
+ compatible = "snps,dwc3";
+ reg = <0x10000 0x10000>;
+ interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "peripheral",
+ "host",
+ "otg";
+ maximum-speed = "high-speed";
+ dr_mode = "otg";
+ phys = <&usb0_phy>;
+ phy-names = "usb2-phy";
+ snps,dis_u3_susphy_quirk;
+ };
+ };
+
+ usb0_phy: phy@4100000 {
+ compatible = "ti,am654-usb2", "ti,omap-usb2";
+ reg = <0x0 0x4100000 0x0 0x54>;
+ syscon-phy-power = <&scm_conf 0x4000>;
+ clocks = <&k3_clks 151 0>, <&k3_clks 151 1>;
+ clock-names = "wkupclk", "refclk";
+ #phy-cells = <0>;
+ status = "disabled";
+ };
+
+ dwc3_1: dwc3@4020000 {
+ compatible = "ti,am654-dwc3";
+ reg = <0x0 0x4020000 0x0 0x4000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x0 0x0 0x4020000 0x20000>;
+ interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
+ dma-coherent;
+ status = "disabled";
+ power-domains = <&k3_pds 152>;
+ assigned-clocks = <&k3_clks 152 2>;
+ assigned-clock-parents = <&k3_clks 152 4>; /* set REF_CLK to 20MHz i.e. PER0_PLL/48 */
+
+ usb1: usb@10000 {
+ compatible = "snps,dwc3";
+ reg = <0x10000 0x10000>;
+ interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "peripheral",
+ "host",
+ "otg";
+ maximum-speed = "high-speed";
+ dr_mode = "otg";
+ phys = <&usb1_phy>;
+ phy-names = "usb2-phy";
+ };
+ };
+
+ usb1_phy: phy@4110000 {
+ compatible = "ti,am654-usb2", "ti,omap-usb2";
+ reg = <0x0 0x4110000 0x0 0x54>;
+ syscon-phy-power = <&scm_conf 0x4020>;
+ clocks = <&k3_clks 152 0>, <&k3_clks 152 1>;
+ clock-names = "wkupclk", "refclk";
+ #phy-cells = <0>;
+ status = "disabled";
+ };
};
--
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