[PATCH 2/3] arm: dts: Add mac node for rk3308 at dtsi level

[Kever Yang <kever.yang@rock-chips.com>]

On 2019/11/26 上午9:39, David Wu wrote:
> The rk3308 only support RMII mode, and if it is output clock
> mode, better to use ref_clk pin with drive strength 12ma.
>
> Signed-off-by: David Wu <david.wu@rock-chips.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>

Thanks,
- Kever
> ---
>   arch/arm/dts/rk3308.dtsi | 22 ++++++++++++++++++++++
>   1 file changed, 22 insertions(+)
>
> diff --git a/arch/arm/dts/rk3308.dtsi b/arch/arm/dts/rk3308.dtsi
> index 0eeec165d4..a5c0b72ae0 100644
> --- a/arch/arm/dts/rk3308.dtsi
> +++ b/arch/arm/dts/rk3308.dtsi
> @@ -627,6 +627,28 @@
>   		status = "disabled";
>   	};
>   
> +	mac: ethernet at ff4e0000 {
> +		compatible = "rockchip,rk3308-mac";
> +		reg = <0x0 0xff4e0000 0x0 0x10000>;
> +		rockchip,grf = <&grf>;
> +		interrupts = <GIC_SPI 64 IRQ_TYPE_LEVEL_HIGH>;
> +		interrupt-names = "macirq";
> +		clocks = <&cru SCLK_MAC>, <&cru SCLK_MAC_RX_TX>,
> +			 <&cru SCLK_MAC_RX_TX>, <&cru SCLK_MAC_REF>,
> +			 <&cru SCLK_MAC>, <&cru ACLK_MAC>,
> +			 <&cru PCLK_MAC>, <&cru SCLK_MAC_RMII>;
> +		clock-names = "stmmaceth", "mac_clk_rx",
> +			      "mac_clk_tx", "clk_mac_ref",
> +			      "clk_mac_refout", "aclk_mac",
> +			      "pclk_mac", "clk_mac_speed";
> +		phy-mode = "rmii";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&rmii_pins &mac_refclk_12ma>;
> +		resets = <&cru SRST_MAC_A>;
> +		reset-names = "stmmaceth";
> +		status = "disabled";
> +	};
> +
>   	cru: clock-controller at ff500000 {
>   		compatible = "rockchip,rk3308-cru";
>   		reg = <0x0 0xff500000 0x0 0x1000>;