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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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