[PATCH 13/21] ARM: dts: sun8i: Enable dwmac-sun8i on the Orange Pi plus

Corentin Labbe
2017-02-16T12:48:51Z

The dwmac-sun8i hardware is present on the Orange PI plus.
It uses an external PHY rtl8211e via RGMII.

This patch create the needed regulator, emac and phy nodes.

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
---
arch/arm/boot/dts/sun8i-h3-orangepi-plus.dts | 36 ++++++++++++++++++++++++++++
1 file changed, 36 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-h3-orangepi-plus.dts b/arch/arm/boot/dts/sun8i-h3-orangepi-plus.dts
index 8c40ab7..17b2b92 100644
--- a/arch/arm/boot/dts/sun8i-h3-orangepi-plus.dts
+++ b/arch/arm/boot/dts/sun8i-h3-orangepi-plus.dts
@@ -58,6 +58,18 @@
enable-active-high;
gpio = <&pio 6 11 GPIO_ACTIVE_HIGH>;
};
+
+ reg_gmac_3v3: gmac-3v3 {
+ compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&gmac_power_pin_orangepi>;
+ regulator-name = "gmac-3v3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ startup-delay-us = <100000>;
+ enable-active-high;
+ gpio = <&pio 3 6 GPIO_ACTIVE_HIGH>;
+ };
};

&ehci3 {
@@ -86,8 +98,32 @@
pins = "PG11";
function = "gpio_out";
};
+
+ gmac_power_pin_orangepi: gmac_power_pin at 0 {
+ allwinner,pins = "PD6";
+ allwinner,function = "gpio_out";
+ allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+ allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+ };
};

&usbphy {
usb3_vbus-supply = <&reg_usb3_vbus>;
};
+
+&mdio {
+ ext_rgmii_phy: ethernet-phy at 1 {
+ reg = <0>;
+ };
+};
+
+&emac {
+ pinctrl-names = "default";
+ pinctrl-0 = <&emac_rgmii_pins>;
+ phy-supply = <&reg_gmac_3v3>;
+ phy-handle = <&ext_rgmii_phy>;
+ phy-mode = "rgmii";
+
+ allwinner,leds-active-low;
+ status = "okay";
+};
--
2.10.2