linux-kernel - [PATCH] arm64: dts: ti: iot2050: declare Ethernet PHY leds

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20240829-ivo-iot2050_leds-v1-1-792a512b2178@siemens.com>
Date: Thu, 29 Aug 2024 14:28:29 +0100
From: Diogo Ivo <diogo.ivo@...mens.com>
To: Nishanth Menon <nm@...com>, Vignesh Raghavendra <vigneshr@...com>, 
 Tero Kristo <kristo@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Jan Kiszka <jan.kiszka@...mens.com>
Cc: linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, Diogo Ivo <diogo.ivo@...mens.com>
Subject: [PATCH] arm64: dts: ti: iot2050: declare Ethernet PHY leds

Each Ethernet PHY on IOT2050 platforms drives 3 LEDs whose triggers
can be configured to signal link properties such as connection status
or speed.

Declare the LEDs, exposing their trigger controls to userspace.

Signed-off-by: Diogo Ivo <diogo.ivo@...mens.com>
---
 arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi | 46 ++++++++++++++++++++++
 1 file changed, 46 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi
index cc1f51f604a4..754abf3db3c0 100644
--- a/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi
@@ -635,11 +635,57 @@ icssg0_eth0_phy: ethernet-phy@0 {
 		reg = <0>;
 		ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
 		ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
+
+		leds {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			led@0 {
+				reg = <0>;
+				color = <LED_COLOR_ID_GREEN>;
+				function = LED_FUNCTION_LAN;
+			};
+
+			led@1 {
+				reg = <1>;
+				color = <LED_COLOR_ID_GREEN>;
+				function = LED_FUNCTION_SPEED_LAN;
+			};
+
+			led@2 {
+				reg = <2>;
+				color = <LED_COLOR_ID_YELLOW>;
+				function = LED_FUNCTION_SPEED_LAN;
+			};
+		};
 	};
 
 	icssg0_eth1_phy: ethernet-phy@1 {
 		reg = <1>;
 		ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
 		ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
+
+		leds {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			led@0 {
+				reg = <0>;
+				color = <LED_COLOR_ID_GREEN>;
+				function = LED_FUNCTION_LAN;
+			};
+
+			led@1 {
+				reg = <1>;
+				color = <LED_COLOR_ID_GREEN>;
+				function = LED_FUNCTION_SPEED_LAN;
+			};
+
+			led@2 {
+				reg = <2>;
+				color = <LED_COLOR_ID_YELLOW>;
+				function = LED_FUNCTION_SPEED_LAN;
+			};
+		};
 	};
 };

---
base-commit: f2ee642ec2b5dc6e83f146b7115867022dd3840b
change-id: 20240828-ivo-iot2050_leds-dc7c6c463aba

Best regards,
-- 
Diogo Ivo <diogo.ivo@...mens.com>