Re: [PATCH AUTOSEL 5.4 02/24] arm64: dts: meson-axg: add USB nodes

From: Neil Armstrong
Date: Tue Nov 03 2020 - 03:55:37 EST


On 03/11/2020 02:19, Sasha Levin wrote:
> From: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
>
> [ Upstream commit 1b208bab34dc3f4ef8f408105017d4a7b72b2a2f ]
>
> This adds the USB Glue node, with the USB2 & USB3 controllers along the single
> USB2 PHY node.
>
> Signed-off-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
> Reviewed-by: Kevin Hilman <khilman@xxxxxxxxxxxx>
> Reviewed-by: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>
> Signed-off-by: Kevin Hilman <khilman@xxxxxxxxxxxx>
> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
> ---
> arch/arm64/boot/dts/amlogic/meson-axg.dtsi | 50 ++++++++++++++++++++++
> 1 file changed, 50 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
> index 502c4ac45c29e..af1c50428eb7e 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
> +++ b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
> @@ -170,6 +170,46 @@ soc {
> #size-cells = <2>;
> ranges;
>
> + usb: usb@ffe09080 {
> + compatible = "amlogic,meson-axg-usb-ctrl";
> + reg = <0x0 0xffe09080 0x0 0x20>;
> + interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>;
> + #address-cells = <2>;
> + #size-cells = <2>;
> + ranges;
> +
> + clocks = <&clkc CLKID_USB>, <&clkc CLKID_USB1_DDR_BRIDGE>;
> + clock-names = "usb_ctrl", "ddr";
> + resets = <&reset RESET_USB_OTG>;
> +
> + dr_mode = "otg";
> +
> + phys = <&usb2_phy1>;
> + phy-names = "usb2-phy1";
> +
> + dwc2: usb@ff400000 {
> + compatible = "amlogic,meson-g12a-usb", "snps,dwc2";
> + reg = <0x0 0xff400000 0x0 0x40000>;
> + interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&clkc CLKID_USB1>;
> + clock-names = "otg";
> + phys = <&usb2_phy1>;
> + dr_mode = "peripheral";
> + g-rx-fifo-size = <192>;
> + g-np-tx-fifo-size = <128>;
> + g-tx-fifo-size = <128 128 16 16 16>;
> + };
> +
> + dwc3: usb@ff500000 {
> + compatible = "snps,dwc3";
> + reg = <0x0 0xff500000 0x0 0x100000>;
> + interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
> + dr_mode = "host";
> + maximum-speed = "high-speed";
> + snps,dis_u2_susphy_quirk;
> + };
> + };
> +
> ethmac: ethernet@ff3f0000 {
> compatible = "amlogic,meson-axg-dwmac",
> "snps,dwmac-3.70a",
> @@ -1725,6 +1765,16 @@ sd_emmc_c: mmc@7000 {
> clock-names = "core", "clkin0", "clkin1";
> resets = <&reset RESET_SD_EMMC_C>;
> };
> +
> + usb2_phy1: phy@9020 {
> + compatible = "amlogic,meson-gxl-usb2-phy";
> + #phy-cells = <0>;
> + reg = <0x0 0x9020 0x0 0x20>;
> + clocks = <&clkc CLKID_USB>;
> + clock-names = "phy";
> + resets = <&reset RESET_USB_OTG>;
> + reset-names = "phy";
> + };
> };
>
> sram: sram@fffc0000 {
>


Hi Sasha,

This needs also support in the dwc3-meson-g12a driver, you can drop it from backport.

Neil