[PATCH v1 09/10] arm: dts: mt7622: add USB nodes

[Chunfeng Yun]

On Sun, 2020-08-16 at 10:24 +0200, Frank Wunderlich wrote:
> From: Frank Wunderlich <frank-w at public-files.de>
> 
> Add DTS nodes for MT7622/BPI-R64
> 
> Signed-off-by: Frank Wunderlich <frank-w at public-files.de>
> ---
> v1->v2:
>  - add USB nodes to MT7622 reference board
> ---
>  arch/arm/dts/mt7622-bananapi-bpi-r64.dts |  8 +++
>  arch/arm/dts/mt7622-rfb.dts              |  8 +++
>  arch/arm/dts/mt7622.dtsi                 | 64 ++++++++++++++++++++++++
>  3 files changed, 80 insertions(+)
> 
> diff --git a/arch/arm/dts/mt7622-bananapi-bpi-r64.dts b/arch/arm/dts/mt7622-bananapi-bpi-r64.dts
> index c36ec8f8d0..7cd581cf7d 100644
> --- a/arch/arm/dts/mt7622-bananapi-bpi-r64.dts
> +++ b/arch/arm/dts/mt7622-bananapi-bpi-r64.dts
> @@ -213,3 +213,11 @@
>  		output-low;
>  	};
>  };
> +
> +&ssusb {
> +	status = "okay";
> +};
> +
> +&u3phy {
> +	status = "okay";
> +};
> diff --git a/arch/arm/dts/mt7622-rfb.dts b/arch/arm/dts/mt7622-rfb.dts
> index 317fc78abd..ef7d0f0270 100644
> --- a/arch/arm/dts/mt7622-rfb.dts
> +++ b/arch/arm/dts/mt7622-rfb.dts
> @@ -222,3 +222,11 @@
>  		full-duplex;
>  	};
>  };
> +
> +&ssusb {
> +	status = "okay";
> +};
> +
> +&u3phy {
> +       status = "okay";
> +};
> diff --git a/arch/arm/dts/mt7622.dtsi b/arch/arm/dts/mt7622.dtsi
> index c43ad65702..c69f9d7d73 100644
> --- a/arch/arm/dts/mt7622.dtsi
> +++ b/arch/arm/dts/mt7622.dtsi
> @@ -81,6 +81,12 @@
>  		#clock-cells = <0>;
>  	};
>  
> +	clk25m: dummy25m {
> +		compatible = "fixed-clock";
> +		clock-frequency = <25000000>;
> +		#clock-cells = <0>;
> +	};
> +
>  	infracfg: infracfg at 10000000 {
>  		compatible = "mediatek,mt7622-infracfg",
>  			     "syscon";
> @@ -192,6 +198,14 @@
>  		status = "disabled";
>  	};
>  
> +	ssusbsys: ssusbsys at 1a000000 {
> +		compatible = "mediatek,mt7622-ssusbsys",
> +			     "syscon";
> +		reg = <0x1a000000 0x1000>;
> +		#clock-cells = <1>;
> +		#reset-cells = <1>;
> +	};
> +
>  	pciesys: pciesys at 1a100800 {
>  		compatible = "mediatek,mt7622-pciesys", "syscon";
>  		reg = <0x1a100800 0x1000>;
> @@ -302,6 +316,56 @@
>  		};
>  	};
>  
> +	ssusb: usb at 1a0c0000 {
> +		compatible = "mediatek,mt7622-xhci",
> +			     "mediatek,mtk-xhci";
> +		reg = <0x1a0c0000 0x01000>,
> +		      <0x1a0c4700 0x0100>;
> +		reg-names = "mac", "ippc";
> +		interrupts = <GIC_SPI 232 IRQ_TYPE_LEVEL_LOW>;
> +		power-domains = <&scpsys MT7629_POWER_DOMAIN_HIF1>;
> +		clocks = <&ssusbsys CLK_SSUSB_SYS_EN>,
> +			 <&ssusbsys CLK_SSUSB_REF_EN>,
> +			 <&ssusbsys CLK_SSUSB_MCU_EN>,
> +			 <&ssusbsys CLK_SSUSB_DMA_EN>;
> +		clock-names = "sys_ck", "ref_ck", "mcu_ck", "dma_ck";
> +		phys = <&u2port0 PHY_TYPE_USB2>,
> +		       <&u3port0 PHY_TYPE_USB3>,
> +		       <&u2port1 PHY_TYPE_USB2>;
> +		status = "disabled";
> +	};
> +
> +	u3phy: usb-phy at 1a0c4000 {
> +		compatible = "mediatek,mt7622-u3phy",
> +			     "mediatek,generic-tphy-v1";
> +		reg = <0x1a0c4000 0x700>;
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		ranges;
> +		status = "disabled";
> +
> +		u2port0: usb-phy at 1a0c4800 {
> +			reg = <0x1a0c4800 0x0100>;
> +			#phy-cells = <1>;
> +			clocks = <&ssusbsys CLK_SSUSB_U2_PHY_EN>;
> +			clock-names = "ref";
> +		};
> +
> +		u3port0: usb-phy at 1a0c4900 {
> +			reg = <0x1a0c4900 0x0700>;
> +			#phy-cells = <1>;
> +			clocks = <&clk25m>;
> +			clock-names = "ref";
clock is optional, if we can't control it, skip it is also fine.

> +		};
> +
> +		u2port1: usb-phy at 1a0c5000 {
> +			reg = <0x1a0c5000 0x0100>;
> +			#phy-cells = <1>;
> +			clocks = <&ssusbsys CLK_SSUSB_U2_PHY_1P_EN>;
> +			clock-names = "ref";
> +		};
> +	};
Reviewed-by: Chunfeng Yun <chunfeng.yun at mediatek.com>
Thank you

> +
>  	ethsys: syscon at 1b000000 {
>  		compatible = "mediatek,mt7622-ethsys", "syscon";
>  		reg = <0x1b000000 0x1000>;