linux-kernel - Re: [PATCH v9 3/4] arm64: dts: rockchip: add usb2-phy support for rk3399

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Date:	Wed, 03 Aug 2016 21:34:32 +0200
From:	Heiko Stübner <heiko@...ech.de>
To:	Frank Wang <frank.wang@...k-chips.com>
Cc:	dianders@...omium.org, linux@...ck-us.net, groeck@...omium.org,
	jwerner@...omium.org, kishon@...com, robh+dt@...nel.org,
	pawel.moll@....com, mark.rutland@....com,
	ijc+devicetree@...lion.org.uk, galak@...eaurora.org,
	linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
	linux-usb@...r.kernel.org, linux-rockchip@...ts.infradead.org,
	xzy.xu@...k-chips.com, kever.yang@...k-chips.com,
	huangtao@...k-chips.com, william.wu@...k-chips.com,
	daniel.meng@...k-chips.com
Subject: Re: [PATCH v9 3/4] arm64: dts: rockchip: add usb2-phy support for rk3399

Am Freitag, 22. Juli 2016, 15:00:45 schrieb Frank Wang:
> Add usb2-phy nodes and specify phys phandle for ehci.
> 
> Signed-off-by: Frank Wang <frank.wang@...k-chips.com>

looks good to me. Of course we need Kishon to be happy with the driver itself 
first and the merge-window to end :-) .

I see that this won't apply cleanly, as the grf changed under your feet, but 
no need to resend for this alone, as I can fix that up myself.


Heiko

> ---
> 
> Changes in v9:
>  - Move the usb gpio config to rk3399-evb.dts
>  - Fix ehci phy-names property.
> 
>  arch/arm64/boot/dts/rockchip/rk3399.dtsi |   42
> +++++++++++++++++++++++++++++- 1 file changed, 41 insertions(+), 1
> deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
> b/arch/arm64/boot/dts/rockchip/rk3399.dtsi index d7f8e06..843d51c 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
> +++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
> @@ -221,6 +221,8 @@
>  		interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
>  		clocks = <&cru HCLK_HOST0>, <&cru HCLK_HOST0_ARB>;
>  		clock-names = "hclk_host0", "hclk_host0_arb";
> +		phys = <&u2phy0_host>;
> +		phy-names = "usb";
>  		status = "disabled";
>  	};
> 
> @@ -239,6 +241,8 @@
>  		interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
>  		clocks = <&cru HCLK_HOST1>, <&cru HCLK_HOST1_ARB>;
>  		clock-names = "hclk_host1", "hclk_host1_arb";
> +		phys = <&u2phy1_host>;
> +		phy-names = "usb";
>  		status = "disabled";
>  	};
> 
> @@ -481,8 +485,44 @@
>  	};
> 
>  	grf: syscon@...70000 {
> -		compatible = "rockchip,rk3399-grf", "syscon";
> +		compatible = "rockchip,rk3399-grf", "syscon", "simple-mfd";
>  		reg = <0x0 0xff770000 0x0 0x10000>;
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +
> +		u2phy0: usb2-phy@...0 {
> +			compatible = "rockchip,rk3399-usb2phy";
> +			reg = <0xe450 0x10>;
> +			clocks = <&cru SCLK_USB2PHY0_REF>;
> +			clock-names = "phyclk";
> +			#clock-cells = <0>;
> +			clock-output-names = "clk_usbphy0_480m";
> +			status = "disabled";
> +
> +			u2phy0_host: host-port {
> +				#phy-cells = <0>;
> +				interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>;
> +				interrupt-names = "linestate";
> +				status = "disabled";
> +			};
> +		};
> +
> +		u2phy1: usb2-phy@...0 {
> +			compatible = "rockchip,rk3399-usb2phy";
> +			reg = <0xe460 0x10>;
> +			clocks = <&cru SCLK_USB2PHY1_REF>;
> +			clock-names = "phyclk";
> +			#clock-cells = <0>;
> +			clock-output-names = "clk_usbphy1_480m";
> +			status = "disabled";
> +
> +			u2phy1_host: host-port {
> +				#phy-cells = <0>;
> +				interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
> +				interrupt-names = "linestate";
> +				status = "disabled";
> +			};
> +		};
>  	};
> 
>  	watchdog@...40000 {