linux-kernel - Re: [PATCH 3/4] GMAC: dts: add gmac info for rk3288

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Message-ID: <547486EB.5080702@cogentembedded.com>
Date:	Tue, 25 Nov 2014 16:40:59 +0300
From:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:	Roger Chen <roger.chen@...k-chips.com>, heiko@...ech.de
CC:	peppe.cavallaro@...com, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-rockchip@...ts.infradead.org,
	kever.yang@...k-chips.com, mark.yao@...k-chips.com,
	eddie.cai@...k-chips.com
Subject: Re: [PATCH 3/4] GMAC: dts: add gmac info for rk3288

Hello.

On 11/25/2014 12:08 PM, Roger Chen wrote:

> add gmac info in rk3288.dtsi for GMAC driver

> Signed-off-by: Roger Chen <roger.chen@...k-chips.com>
> ---
>   arch/arm/boot/dts/rk3288.dtsi |   59 +++++++++++++++++++++++++++++++++++++++++
>   1 file changed, 59 insertions(+)

> diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi
> index 0f50d5d..949675d 100644
> --- a/arch/arm/boot/dts/rk3288.dtsi
> +++ b/arch/arm/boot/dts/rk3288.dtsi
[...]
> @@ -490,6 +497,25 @@
>   		reg = <0xff740000 0x1000>;
>   	};
>
> +	gmac: eth@...90000 {

    Please name the node "ethernet@...90000" to comply with the ePAPR standard.

> +		compatible = "rockchip,rk3288-gmac";
> +		reg = <0xff290000 0x10000>;
> +		interrupts = <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>;  /*irq=59*/
> +		interrupt-names = "macirq";
> +		rockchip,grf = <&grf>;
> +		clocks = <&cru SCLK_MAC>, <&cru SCLK_MAC_PLL>,
> +			<&cru SCLK_MAC_RX>, <&cru SCLK_MAC_TX>,
> +			<&cru SCLK_MACREF>, <&cru SCLK_MACREF_OUT>,
> +			<&cru ACLK_GMAC>, <&cru PCLK_GMAC>;
> +		clock-names = "stmmaceth", "clk_mac_pll",
> +			"mac_clk_rx", "mac_clk_tx",
> +			"clk_mac_ref", "clk_mac_refout",
> +			"aclk_mac", "pclk_mac";
> +		phy-mode = "rgmii";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&rgmii_pin /*&rmii_pin*/>;

    Hm, pinctrl props in a .dtsi file? Those are usually board dependent.

[...]
> @@ -1040,5 +1066,38 @@
>   				rockchip,pins = <7 23 3 &pcfg_pull_none>;
>   			};
>   		};
> +
> +		gmac {
> +			rgmii_pin: rgmii-pins {
> +				rockchip,pins = <3 30 3 &pcfg_pull_none>,
> +						<3 31 3 &pcfg_pull_none>,
> +						<3 26 3 &pcfg_pull_none>,
> +						<3 27 3 &pcfg_pull_none>,
> +						<3 28 3 &pcfg_pull_none>,
> +						<3 29 3 &pcfg_pull_none>,
> +						<3 24 3 &pcfg_pull_none>,
> +						<3 25 3 &pcfg_pull_none>,
> +						<4 0 3 &pcfg_pull_none>,
> +						<4 5 3 &pcfg_pull_none>,
> +						<4 6 3 &pcfg_pull_none>,
> +						<4 9 3 &pcfg_pull_none>,
> +						<4 4 3 &pcfg_pull_none>,
> +						<4 1 3 &pcfg_pull_none>,
> +						<4 3 3 &pcfg_pull_none>;
> +			};
> +
> +			rmii_pin: rmii-pins {
> +				rockchip,pins = <3 30 3 &pcfg_pull_none>,
> +						<3 31 3 &pcfg_pull_none>,
> +						<3 28 3 &pcfg_pull_none>,
> +						<3 29 3 &pcfg_pull_none>,
> +						<4 0 3 &pcfg_pull_none>,
> +						<4 5 3 &pcfg_pull_none>,
> +						<4 4 3 &pcfg_pull_none>,
> +						<4 1 3 &pcfg_pull_none>,
> +						<4 2 3 &pcfg_pull_none>,
> +						<4 3 3 &pcfg_pull_none>;
> +			};
> +		};

    These are usually define in the board .dts file...

WBR, Sergei

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