From cc52bfc04726a574fc4440bbbe0c710890e7040a Mon Sep 17 00:00:00 2001 From: Manoj Sai Date: Wed, 25 Jan 2023 21:40:22 +0530 Subject: [PATCH] arm64: dts: rockchip: Enable Ethernet for Radxa CM3 IO Add ethernet nodes for enabling gmac1 on the Radxa CM3 IO board. Signed-off-by: Manoj Sai Link: https://lore.kernel.org/r/20230125161023.12115-1-jagan@amarulasolutions.com Signed-off-by: Heiko Stuebner --- .../boot/dts/rockchip/rk3566-radxa-cm3-io.dts | 93 +++++++++++++++++++ 1 file changed, 93 insertions(+) --- a/arch/arm64/boot/dts/rockchip/rk3566-radxa-cm3-io.dts +++ b/arch/arm64/boot/dts/rockchip/rk3566-radxa-cm3-io.dts @@ -21,6 +21,13 @@ stdout-path = "serial2:1500000n8"; }; + gmac1_clkin: external-gmac1-clock { + compatible = "fixed-clock"; + clock-frequency = <125000000>; + clock-output-names = "gmac1_clkin"; + #clock-cells = <0>; + }; + hdmi-con { compatible = "hdmi-connector"; type = "a"; @@ -83,6 +90,29 @@ status = "okay"; }; +&gmac1 { + assigned-clocks = <&cru SCLK_GMAC1_RX_TX>, <&cru SCLK_GMAC1>; + assigned-clock-parents = <&cru SCLK_GMAC1_RGMII_SPEED>, <&gmac1_clkin>; + assigned-clock-rates = <0>, <125000000>; + clock_in_out = "input"; + phy-handle = <&rgmii_phy1>; + phy-mode = "rgmii"; + pinctrl-names = "default"; + pinctrl-0 = <&gmac1m0_miim + &gmac1m0_tx_bus2 + &gmac1m0_rx_bus2 + &gmac1m0_rgmii_clk + &gmac1m0_rgmii_bus + &gmac1m0_clkinout>; + snps,reset-gpio = <&gpio4 RK_PC2 GPIO_ACTIVE_LOW>; + snps,reset-active-low; + /* Reset time is 20ms, 100ms for rtl8211f */ + snps,reset-delays-us = <0 20000 100000>; + tx_delay = <0x46>; + rx_delay = <0x2e>; + status = "okay"; +}; + &hdmi { avdd-0v9-supply = <&vdda0v9_image>; avdd-1v8-supply = <&vcca1v8_image>; @@ -105,7 +135,70 @@ status = "okay"; }; +&mdio1 { + rgmii_phy1: ethernet-phy@0 { + compatible="ethernet-phy-ieee802.3-c22"; + reg= <0x0>; + }; +}; + &pinctrl { + gmac1 { + gmac1m0_miim: gmac1m0-miim { + rockchip,pins = + /* gmac1_mdcm0 */ + <3 RK_PC4 3 &pcfg_pull_none_drv_level_15>, + /* gmac1_mdiom0 */ + <3 RK_PC5 3 &pcfg_pull_none_drv_level_15>; + }; + + gmac1m0_rx_bus2: gmac1m0-rx-bus2 { + rockchip,pins = + /* gmac1_rxd0m0 */ + <3 RK_PB1 3 &pcfg_pull_none_drv_level_15>, + /* gmac1_rxd1m0 */ + <3 RK_PB2 3 &pcfg_pull_none_drv_level_15>, + /* gmac1_rxdvcrsm0 */ + <3 RK_PB3 3 &pcfg_pull_none_drv_level_15>; + }; + + gmac1m0_tx_bus2: gmac1m0-tx-bus2 { + rockchip,pins = + /* gmac1_txd0m0 */ + <3 RK_PB5 3 &pcfg_pull_none_drv_level_15>, + /* gmac1_txd1m0 */ + <3 RK_PB6 3 &pcfg_pull_none_drv_level_15>, + /* gmac1_txenm0 */ + <3 RK_PB7 3 &pcfg_pull_none_drv_level_15>; + }; + + gmac1m0_rgmii_clk: gmac1m0-rgmii-clk { + rockchip,pins = + /* gmac1_rxclkm0 */ + <3 RK_PA7 3 &pcfg_pull_none_drv_level_15>, + /* gmac1_txclkm0 */ + <3 RK_PA6 3 &pcfg_pull_none_drv_level_15>; + }; + + gmac1m0_rgmii_bus: gmac1m0-rgmii-bus { + rockchip,pins = + /* gmac1_rxd2m0 */ + <3 RK_PA4 3 &pcfg_pull_none_drv_level_15>, + /* gmac1_rxd3m0 */ + <3 RK_PA5 3 &pcfg_pull_none_drv_level_15>, + /* gmac1_txd2m0 */ + <3 RK_PA2 3 &pcfg_pull_none_drv_level_15>, + /* gmac1_txd3m0 */ + <3 RK_PA3 3 &pcfg_pull_none_drv_level_15>; + }; + + gmac1m0_clkinout: gmac1m0-clkinout { + rockchip,pins = + /* gmac1_mclkinoutm0 */ + <3 RK_PC0 3 &pcfg_pull_none_drv_level_15>; + }; + }; + leds { pi_nled_activity: pi-nled-activity { rockchip,pins = <4 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;