Subject: Re: [v2,PATCH] arm64: dts: mt2712: add ethernet device node

From: Matthias Brugger <[email-masked]>
Date: Thu, 21 May 2020 12:56:03 +0200

On 09/10/2019 09:10, Biao Huang wrote:
> This patch add device node for mt2712 ethernet.
> 
> Signed-off-by: Biao Huang <[email-masked]>
> ---

Queued now for v5.7-next/dts64

Thanks!

>  arch/arm64/boot/dts/mediatek/mt2712-evb.dts | 74 +++++++++++++++++++++
>  arch/arm64/boot/dts/mediatek/mt2712e.dtsi   | 65 ++++++++++++++++++
>  2 files changed, 139 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/mediatek/mt2712-evb.dts b/arch/arm64/boot/dts/mediatek/mt2712-evb.dts
> index 1353dad2f53c..fd6ab6cc5fe7 100644
> --- a/arch/arm64/boot/dts/mediatek/mt2712-evb.dts
> +++ b/arch/arm64/boot/dts/mediatek/mt2712-evb.dts
> @@ -107,7 +107,81 @@
>  	proc-supply = <&cpus_fixed_vproc1>;
>  };
>  
> +&eth {
> +	phy-mode ="rgmii-rxid";
> +	phy-handle = <&ethernet_phy0>;
> +	mediatek,tx-delay-ps = <1530>;
> +	snps,reset-gpio = <&pio 87 GPIO_ACTIVE_LOW>;
> +	pinctrl-names = "default", "sleep";
> +	pinctrl-0 = <&eth_default>;
> +	pinctrl-1 = <&eth_sleep>;
> +	status = "okay";
> +
> +	mdio {
> +		compatible = "snps,dwmac-mdio";
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +		ethernet_phy0: ethernet-phy@5 {
> +			compatible = "ethernet-phy-id0243.0d90";
> +			reg = <0x5>;
> +		};
> +	};
> +};
> +
>  &pio {
> +	eth_default: eth_default {
> +		tx_pins {
> +			pinmux = <MT2712_PIN_71_GBE_TXD3__FUNC_GBE_TXD3>,
> +				 <MT2712_PIN_72_GBE_TXD2__FUNC_GBE_TXD2>,
> +				 <MT2712_PIN_73_GBE_TXD1__FUNC_GBE_TXD1>,
> +				 <MT2712_PIN_74_GBE_TXD0__FUNC_GBE_TXD0>,
> +				 <MT2712_PIN_75_GBE_TXC__FUNC_GBE_TXC>,
> +				 <MT2712_PIN_76_GBE_TXEN__FUNC_GBE_TXEN>;
> +			drive-strength = <MTK_DRIVE_8mA>;
> +		};
> +		rx_pins {
> +			pinmux = <MT2712_PIN_78_GBE_RXD3__FUNC_GBE_RXD3>,
> +				 <MT2712_PIN_79_GBE_RXD2__FUNC_GBE_RXD2>,
> +				 <MT2712_PIN_80_GBE_RXD1__FUNC_GBE_RXD1>,
> +				 <MT2712_PIN_81_GBE_RXD0__FUNC_GBE_RXD0>,
> +				 <MT2712_PIN_82_GBE_RXDV__FUNC_GBE_RXDV>,
> +				 <MT2712_PIN_84_GBE_RXC__FUNC_GBE_RXC>;
> +			input-enable;
> +		};
> +		mdio_pins {
> +			pinmux = <MT2712_PIN_85_GBE_MDC__FUNC_GBE_MDC>,
> +				 <MT2712_PIN_86_GBE_MDIO__FUNC_GBE_MDIO>;
> +			drive-strength = <MTK_DRIVE_8mA>;
> +			input-enable;
> +		};
> +	};
> +
> +	eth_sleep: eth_sleep {
> +		tx_pins {
> +			pinmux = <MT2712_PIN_71_GBE_TXD3__FUNC_GPIO71>,
> +				 <MT2712_PIN_72_GBE_TXD2__FUNC_GPIO72>,
> +				 <MT2712_PIN_73_GBE_TXD1__FUNC_GPIO73>,
> +				 <MT2712_PIN_74_GBE_TXD0__FUNC_GPIO74>,
> +				 <MT2712_PIN_75_GBE_TXC__FUNC_GPIO75>,
> +				 <MT2712_PIN_76_GBE_TXEN__FUNC_GPIO76>;
> +		};
> +		rx_pins {
> +			pinmux = <MT2712_PIN_78_GBE_RXD3__FUNC_GPIO78>,
> +				 <MT2712_PIN_79_GBE_RXD2__FUNC_GPIO79>,
> +				 <MT2712_PIN_80_GBE_RXD1__FUNC_GPIO80>,
> +				 <MT2712_PIN_81_GBE_RXD0__FUNC_GPIO81>,
> +				 <MT2712_PIN_82_GBE_RXDV__FUNC_GPIO82>,
> +				 <MT2712_PIN_84_GBE_RXC__FUNC_GPIO84>;
> +			input-disable;
> +		};
> +		mdio_pins {
> +			pinmux = <MT2712_PIN_85_GBE_MDC__FUNC_GPIO85>,
> +				 <MT2712_PIN_86_GBE_MDIO__FUNC_GPIO86>;
> +			input-disable;
> +			bias-disable;
> +		};
> +	};
> +
>  	usb0_id_pins_float: usb0_iddig {
>  		pins_iddig {
>  			pinmux = <MT2712_PIN_12_IDDIG_P0__FUNC_IDDIG_A>;
> diff --git a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
> index 43307bad3f0d..b2edec20c8da 100644
> --- a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
> @@ -632,6 +632,71 @@
>  		status = "disabled";
>  	};
>  
> +	stmmac_axi_setup: stmmac-axi-config {
> +		snps,wr_osr_lmt = <0x7>;
> +		snps,rd_osr_lmt = <0x7>;
> +		snps,blen = <0 0 0 0 16 8 4>;
> +	};
> +
> +	mtl_rx_setup: rx-queues-config {
> +		snps,rx-queues-to-use = <1>;
> +		snps,rx-sched-sp;
> +		queue0 {
> +			snps,dcb-algorithm;
> +			snps,map-to-dma-channel = <0x0>;
> +			snps,priority = <0x0>;
> +		};
> +	};
> +
> +	mtl_tx_setup: tx-queues-config {
> +		snps,tx-queues-to-use = <3>;
> +		snps,tx-sched-wrr;
> +		queue0 {
> +			snps,weight = <0x10>;
> +			snps,dcb-algorithm;
> +			snps,priority = <0x0>;
> +		};
> +		queue1 {
> +			snps,weight = <0x11>;
> +			snps,dcb-algorithm;
> +			snps,priority = <0x1>;
> +		};
> +		queue2 {
> +			snps,weight = <0x12>;
> +			snps,dcb-algorithm;
> +			snps,priority = <0x2>;
> +		};
> +	};
> +
> +	eth: ethernet@1101c000 {
> +		compatible = "mediatek,mt2712-gmac";
> +		reg = <0 0x1101c000 0 0x1300>;
> +		interrupts = <GIC_SPI 237 IRQ_TYPE_LEVEL_LOW>;
> +		interrupt-names = "macirq";
> +		mac-address = [00 55 7b b5 7d f7];
> +		clock-names = "axi",
> +			      "apb",
> +			      "mac_main",
> +			      "ptp_ref";
> +		clocks = <&pericfg CLK_PERI_GMAC>,
> +			 <&pericfg CLK_PERI_GMAC_PCLK>,
> +			 <&topckgen CLK_TOP_ETHER_125M_SEL>,
> +			 <&topckgen CLK_TOP_ETHER_50M_SEL>;
> +		assigned-clocks = <&topckgen CLK_TOP_ETHER_125M_SEL>,
> +				  <&topckgen CLK_TOP_ETHER_50M_SEL>;
> +		assigned-clock-parents = <&topckgen CLK_TOP_ETHERPLL_125M>,
> +					 <&topckgen CLK_TOP_APLL1_D3>;
> +		power-domains = <&scpsys MT2712_POWER_DOMAIN_AUDIO>;
> +		mediatek,pericfg = <&pericfg>;
> +		snps,axi-config = <&stmmac_axi_setup>;
> +		snps,mtl-rx-config = <&mtl_rx_setup>;
> +		snps,mtl-tx-config = <&mtl_tx_setup>;
> +		snps,txpbl = <1>;
> +		snps,rxpbl = <1>;
> +		clk_csr = <0>;
> +		status = "disabled";
> +	};
> +
>  	mmc0: mmc@11230000 {
>  		compatible = "mediatek,mt2712-mmc";
>  		reg = <0 0x11230000 0 0x1000>;
> 

_______________________________________________
linux-arm-kernel mailing list
[email-masked]
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel