[openwrt/openwrt] realtek: add pinmux node of LED_GLB_CTRL to rtl838x.dtsi in dts-5.10

[LEDE Commits]

adrian pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/99a658cb71e474abf73ec77aa99b30b7eb2001a3

commit 99a658cb71e474abf73ec77aa99b30b7eb2001a3
Author: INAGAKI Hiroshi <musashino.open at gmail.com>
AuthorDate: Fri May 7 12:10:10 2021 +0900

    realtek: add pinmux node of LED_GLB_CTRL to rtl838x.dtsi in dts-5.10
    
    This patch adds a pinctrl-single pinmux node to allow disabling system
    LED and enabling GPIO 0 (old driver: GPIO 24).
    
    Signed-off-by: INAGAKI Hiroshi <musashino.open at gmail.com>
---
 target/linux/realtek/dts-5.10/rtl838x.dtsi | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/target/linux/realtek/dts-5.10/rtl838x.dtsi b/target/linux/realtek/dts-5.10/rtl838x.dtsi
index f5903ec174..f2824cdceb 100644
--- a/target/linux/realtek/dts-5.10/rtl838x.dtsi
+++ b/target/linux/realtek/dts-5.10/rtl838x.dtsi
@@ -181,6 +181,22 @@
 		};
 	};
 
+	/* LED_GLB_CTRL */
+	pinmux_led: pinmux at bb00a000 {
+		compatible = "pinctrl-single";
+		reg = <0xbb00a000 0x4>;
+
+		pinctrl-single,bit-per-mux;
+		pinctrl-single,register-width = <32>;
+		pinctrl-single,function-mask = <0x1>;
+		#pinctrl-cells = <2>;
+
+		/* enable GPIO 0 */
+		pinmux_disable_sys_led: disable_sys_led {
+			pinctrl-single,bits = <0x0 0x0 0x8000>;
+		};
+	};
+
 	ethernet0: ethernet at bb00a300 {
 		compatible = "realtek,rtl838x-eth";
 		reg = <0xbb00a300 0x100>;