From a7d8b54f86f572409b40c7ab4ad3982a1eabfdfe Mon Sep 17 00:00:00 2001 From: Shiji Yang Date: Mon, 12 Dec 2022 11:18:41 +0000 Subject: [PATCH] ramips: improve support for H3C TX180x series devices 1. Explicitly declare gpio pin groups to ensure that gpio works properly. 2. Override bootargs in device tree to avoid modifying u-boot envs during initial installation. Tested on H3C TX1801 Plus Signed-off-by: Shiji Yang --- target/linux/ramips/dts/mt7621_h3c_tx180x.dtsi | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/target/linux/ramips/dts/mt7621_h3c_tx180x.dtsi b/target/linux/ramips/dts/mt7621_h3c_tx180x.dtsi index 61f2f8cc98..54d7908e40 100644 --- a/target/linux/ramips/dts/mt7621_h3c_tx180x.dtsi +++ b/target/linux/ramips/dts/mt7621_h3c_tx180x.dtsi @@ -16,6 +16,7 @@ chosen { bootargs = "console=ttyS0,115200"; + bootargs-override = "console=ttyS0,115200"; }; keys { @@ -141,6 +142,13 @@ status = "disabled"; }; +&state_default { + gpio { + groups = "jtag"; + function = "gpio"; + }; +}; + &switch0 { ports { port@1 { -- 2.30.2