arm64: dts: rk3399-puma: fix gpio levels for gmac reset pin
The gmac reset has opposite values for the gpio declaration
and the separate reset-active, bring this in line to make
u-boot also find the ethernet-phy.
This mimics the upstream Linux commit found on
https://lore.kernel.org/r/20200603132836.362519-1-heiko@sntech.de
Signed-off-by: Heiko Stuebner <heiko.stuebner@theobroma-systems.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
diff --git a/arch/arm/dts/rk3399-puma.dtsi b/arch/arm/dts/rk3399-puma.dtsi
index 07694b1..531520e 100644
--- a/arch/arm/dts/rk3399-puma.dtsi
+++ b/arch/arm/dts/rk3399-puma.dtsi
@@ -157,7 +157,7 @@
phy-mode = "rgmii";
pinctrl-names = "default";
pinctrl-0 = <&rgmii_pins>;
- snps,reset-gpio = <&gpio3 RK_PC0 GPIO_ACTIVE_HIGH>;
+ snps,reset-gpio = <&gpio3 RK_PC0 GPIO_ACTIVE_LOW>;
snps,reset-active-low;
snps,reset-delays-us = <0 10000 50000>;
tx_delay = <0x10>;