[PATCH 4/4] arm64: dts: rockchip: enable the gmac for rk3399 evb board

Caesar Wang
2016-08-30T20:30:07Z

We add the required and optional properties for evb board.
See the [0] to get the detail information.

[0]:
Documentation/devicetree/bindings/net/rockchip-dwmac.txt

Signed-off-by: Roger Chen <roger.chen-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
Signed-off-by: Caesar Wang <wxt-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
---

arch/arm64/boot/dts/rockchip/rk3399-evb.dts | 31 +++++++++++++++++++++++++++++
1 file changed, 31 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-evb.dts b/arch/arm64/boot/dts/rockchip/rk3399-evb.dts
index d47b4e9..ed6f2e8 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-evb.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-evb.dts
@@ -94,12 +94,43 @@
regulator-always-on;
regulator-boot-on;
};
+
+ clkin_gmac: external-gmac-clock {
+ compatible = "fixed-clock";
+ clock-frequency = <125000000>;
+ clock-output-names = "clkin_gmac";
+ #clock-cells = <0>;
+ };
+
+ vcc_phy: vcc-phy-regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc_phy";
+ regulator-always-on;
+ regulator-boot-on;
+ };
+
};

&emmc_phy {
status = "okay";
};

+&gmac {
+ phy-supply = <&vcc_phy>;
+ phy-mode = "rgmii";
+ clock_in_out = "input";
+ snps,reset-gpio = <&gpio3 15 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 = <0x28>;
+ rx_delay = <0x11>;
+ status = "okay";
+};
+
&pwm0 {
status = "okay";
};
--
1.9.1

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