arm64: dts: rockchip: Add ethernet phy to rk3399-orangepi

Enables INTB.
The wiring is the same as the nanopi4, so this is heavily based on:
- [1a4e6203f0c] arm64: dts: rockchip: Add nanopi4 ethernet phy
- [bc43cee88aa] arm64: dts: rockchip: Update nanopi4 phy reset properties
by Robin Murphy.

Signed-off-by: Alexis Ballier <aballier@gentoo.org>
Cc: devicetree@vger.kernel.org
Cc: Heiko Stuebner <heiko@sntech.de>
Cc: Robin Murphy <robin.murphy@arm.com>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-rockchip@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Link: https://lore.kernel.org/r/20200206151025.3813-1-aballier@gentoo.org
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-orangepi.dts b/arch/arm64/boot/dts/rockchip/rk3399-orangepi.dts
index 9c659f3..1767015 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3399-orangepi.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-orangepi.dts
@@ -202,14 +202,27 @@
        clock_in_out = "input";
        phy-supply = <&vcc3v3_s3>;
        phy-mode = "rgmii";
+       phy-handle = <&rtl8211e>;
        pinctrl-names = "default";
-       pinctrl-0 = <&rgmii_pins>;
-       snps,reset-gpio = <&gpio3 RK_PB7 GPIO_ACTIVE_LOW>;
-       snps,reset-active-low;
-       snps,reset-delays-us = <0 10000 50000>;
+       pinctrl-0 = <&rgmii_pins>, <&phy_intb>, <&phy_rstb>;
        tx_delay = <0x28>;
        rx_delay = <0x11>;
        status = "okay";
+
+       mdio {
+               compatible = "snps,dwmac-mdio";
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               rtl8211e: phy@1 {
+                       reg = <1>;
+                       interrupt-parent = <&gpio3>;
+                       interrupts = <RK_PB2 IRQ_TYPE_LEVEL_LOW>;
+                       reset-assert-us = <10000>;
+                       reset-deassert-us = <30000>;
+                       reset-gpios = <&gpio3 RK_PB7 GPIO_ACTIVE_LOW>;
+               };
+       };
 };
 
 &gpu {
@@ -537,6 +550,16 @@
                };
        };
 
+       phy {
+               phy_intb: phy-intb {
+                       rockchip,pins = <3 RK_PB2 RK_FUNC_GPIO &pcfg_pull_up>;
+               };
+
+               phy_rstb: phy-rstb {
+                       rockchip,pins = <3 RK_PB7 RK_FUNC_GPIO &pcfg_pull_none>;
+               };
+       };
+
        pmic {
                pmic_int_l: pmic-int-l {
                        rockchip,pins =