From: Sander Vanheule Date: Tue, 21 Jan 2025 18:37:25 +0000 (+0100) Subject: realtek: Enable Zyxel GS1900's RTL8231 reset line X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=b2d17dbb68c232393739e6fb48245f1f4bebb698;p=openwrt%2Fstaging%2Fsvanheule.git realtek: Enable Zyxel GS1900's RTL8231 reset line As the bootloader is reconfiguring the RTL8231 on these devices anyway, no pin state can be maintained over warm reboots. This results in for example the PoE disable pin always being asserted by the bootloader. Define the GPIO line linked to the RTL8231's reset so the MDIO subsystem will also reset the expander on boot and ensure the line in the correct state. Signed-off-by: Sander Vanheule --- diff --git a/target/linux/realtek/dts/rtl8380_zyxel_gs1900.dtsi b/target/linux/realtek/dts/rtl8380_zyxel_gs1900.dtsi index 927b9527a9..6ab3e4834a 100644 --- a/target/linux/realtek/dts/rtl8380_zyxel_gs1900.dtsi +++ b/target/linux/realtek/dts/rtl8380_zyxel_gs1900.dtsi @@ -45,11 +45,9 @@ &mdio_aux { status = "okay"; - // Reset GPIO is <&gpio0 1 GPIO_ACTIVE_LOW> - // Don't specify the reset info so the mdio subsystem doesn't reset the bus - //reset-gpios = <&gpio0 1 GPIO_ACTIVE_LOW>; - //reset-delay-us = <1000>; - //reset-post-delay-us = <10000>; + reset-gpios = <&gpio0 1 GPIO_ACTIVE_LOW>; + reset-delay-us = <1000>; + reset-post-delay-us = <10000>; gpio1: expander@0 { compatible = "realtek,rtl8231";