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

From: Biao Huang
Date: Wed Oct 09 2019 - 03:10:36 EST

This patch add device node for mt2712 ethernet.

Signed-off-by: Biao Huang <biao.huang@xxxxxxxxxxxx>
---
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>;
--
2.18.0