This change enables the Gigabit Ethernet support on the RK3399-Q7.
X-AffectedPlatforms: RK3399-Q7
Signed-off-by: Philipp Tomsich <philipp.toms...@theobroma-systems.com>
---
arch/arm/dts/rk3399-puma.dts | 30 ++++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/arch/arm/dts/rk3399-puma.dts b/arch/arm/dts/rk3399-puma.dts
index 31f9c3d..01cb3fa 100644
--- a/arch/arm/dts/rk3399-puma.dts
+++ b/arch/arm/dts/rk3399-puma.dts
@@ -50,6 +50,20 @@
regulator-name = "vcc5v0_host";
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>;
+ };
+
+ vcc_phy: vcc-phy-regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc_phy";
+ regulator-always-on;
+ regulator-boot-on;
+ };
};
&emmc_phy {
@@ -122,3 +136,19 @@
};
};
};
+
+&gmac {
+ phy-supply = <&vcc_phy>;
+ phy-mode = "rgmii";
+ clock_in_out = "input";
+ snps,reset-gpio = <&gpio3 16 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";
+};
--
1.9.1
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