From fd9884e292c8fb981bf25cf5aefaa1b685bda21e Mon Sep 17 00:00:00 2001 From: Kever Yang Date: Mon, 1 May 2017 16:16:01 -0600 Subject: rockchip: dts: evb-rk3399: add gmac support Enable gmac for evb-rk3399. Change-Id: I85e35667e08e22e38577e63eb0e65731fc9c69b6 Signed-off-by: Kever Yang --- arch/arm/dts/rk3399-evb.dts | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) (limited to 'arch') diff --git a/arch/arm/dts/rk3399-evb.dts b/arch/arm/dts/rk3399-evb.dts index 574eb1c..77b4521 100644 --- a/arch/arm/dts/rk3399-evb.dts +++ b/arch/arm/dts/rk3399-evb.dts @@ -6,6 +6,7 @@ /dts-v1/; #include +#include #include "rk3399.dtsi" #include "rk3399-sdram-lpddr3-4GB-1600.dtsi" @@ -59,6 +60,12 @@ gpio = <&gpio4 25 GPIO_ACTIVE_HIGH>; }; + clkin_gmac: external-gmac-clock { + compatible = "fixed-clock"; + clock-frequency = <125000000>; + clock-output-names = "clkin_gmac"; + #clock-cells = <0>; + }; }; &emmc_phy { @@ -164,3 +171,35 @@ }; }; }; + +&gmac { + phy-supply = <&vcc_phy>; + phy-mode = "rgmii"; + clock_in_out = "input"; + snps,reset-gpio = <&gpio3 RK_PB7 GPIO_ACTIVE_LOW>; + snps,reset-active-low; + snps,reset-delays-us = <0 10000 50000>; + assigned-clocks = <&cru SCLK_RMII_SRC>; + assigned-clock-parents = <&clkin_gmac>; + pinctrl-names = "default"; + pinctrl-0 = <&rgmii_pins>; + tx_delay = <0x10>; + rx_delay = <0x10>; + status = "okay"; +}; + +&gmac { + phy-supply = <&vcc_phy>; + phy-mode = "rgmii"; + clock_in_out = "input"; + snps,reset-gpio = <&gpio3 RK_PB7 GPIO_ACTIVE_LOW>; + snps,reset-active-low; + snps,reset-delays-us = <0 10000 50000>; + assigned-clocks = <&cru SCLK_RMII_SRC>; + assigned-clock-parents = <&clkin_gmac>; + pinctrl-names = "default"; + pinctrl-0 = <&rgmii_pins>; + tx_delay = <0x10>; + rx_delay = <0x10>; + status = "okay"; +}; -- cgit v1.1