linux-kernel - [PATCH] ARM: dts: imx53: ppd: alarm LEDs use kernel LED interface

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: <20200416145123.73039-1-sebastian.reichel@collabora.com>
Date:   Thu, 16 Apr 2020 16:51:23 +0200
From:   Sebastian Reichel <sebastian.reichel@...labora.com>
To:     Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>
Cc:     Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel@...labora.com,
        Ian Ray <ian.ray@...com>,
        Samu Nuutamo <samu.nuutamo@...cit.fi>,
        Sebastian Reichel <sebastian.reichel@...labora.com>
Subject: [PATCH] ARM: dts: imx53: ppd: alarm LEDs use kernel LED interface

From: Ian Ray <ian.ray@...com>

Use kernel LED interface for the alarm LEDs.

Signed-off-by: Ian Ray <ian.ray@...com>
[Rebased]
Signed-off-by: Samu Nuutamo <samu.nuutamo@...cit.fi>
[Rebased]
Signed-off-by: Sebastian Reichel <sebastian.reichel@...labora.com>
---
 arch/arm/boot/dts/imx53-ppd.dts | 49 +++++++++++++++++++++++++++------
 1 file changed, 40 insertions(+), 9 deletions(-)

diff --git a/arch/arm/boot/dts/imx53-ppd.dts b/arch/arm/boot/dts/imx53-ppd.dts
index 5ff9a179c83c..34ce41600098 100644
--- a/arch/arm/boot/dts/imx53-ppd.dts
+++ b/arch/arm/boot/dts/imx53-ppd.dts
@@ -176,7 +176,7 @@ pwm_bl: backlight {
 		power-supply = <&reg_3v3_lcd>;
 	};
 
-	leds {
+	leds-brightness {
 		compatible = "pwm-leds";
 
 		alarm-brightness {
@@ -185,6 +185,32 @@ alarm-brightness {
 		};
 	};
 
+	leds {
+		compatible = "gpio-leds";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_alarmled_pins>;
+
+		alarm1 {
+			label = "alarm:red";
+			gpios = <&gpio7 3 GPIO_ACTIVE_HIGH>;
+		};
+
+		alarm2 {
+			label = "alarm:yellow";
+			gpios = <&gpio7 7 GPIO_ACTIVE_HIGH>;
+		};
+
+		alarm3 {
+			label = "alarm:blue";
+			gpios = <&gpio7 8 GPIO_ACTIVE_HIGH>;
+		};
+
+		alarm4 {
+			label = "alarm:silenced";
+			gpios = <&gpio7 13 GPIO_ACTIVE_HIGH>;
+		};
+	};
+
 	gpio-poweroff {
 		compatible = "gpio-poweroff";
 		gpios = <&gpio3 9 GPIO_ACTIVE_HIGH>;
@@ -909,18 +935,10 @@ MX53_PAD_NANDF_CS2__GPIO6_15		0x0
 			MX53_PAD_NANDF_CS3__GPIO6_16		0x0
 			/* POWER_AND_BOOT_STATUS_INDICATOR */
 			MX53_PAD_PATA_INTRQ__GPIO7_2		0x1e4
-			/* ACTIVATE_ALARM_LIGHT_RED */
-			MX53_PAD_PATA_DIOR__GPIO7_3		0x0
-			/* ACTIVATE_ALARM_LIGHT_YELLOW */
-			MX53_PAD_PATA_DA_1__GPIO7_7		0x0
-			/* ACTIVATE_ALARM_LIGHT_CYAN */
-			MX53_PAD_PATA_DA_2__GPIO7_8		0x0
 			/* RUNNING_ON_BATTERY_INDICATOR_GREEN */
 			MX53_PAD_GPIO_16__GPIO7_11		0x0
 			/* BATTERY_STATUS_INDICATOR_AMBER */
 			MX53_PAD_GPIO_17__GPIO7_12		0x0
-			/* AUDIO_ALARMS_SILENCED_INDICATOR */
-			MX53_PAD_GPIO_18__GPIO7_13		0x0
 		>;
 	};
 
@@ -1080,4 +1098,17 @@ pinctrl_usb_otg: usbotggrp {
 			MX53_PAD_KEY_COL4__USBOH3_USBOTG_OC	0x180
 		>;
 	};
+
+	pinctrl_alarmled_pins: qmx6alarmledgrp {
+		fsl,pins = <
+			/* ACTIVATE_ALARM_LIGHT_RED */
+			MX53_PAD_PATA_DIOR__GPIO7_3		0x0
+			/* ACTIVATE_ALARM_LIGHT_YELLOW */
+			MX53_PAD_PATA_DA_1__GPIO7_7		0x0
+			/* ACTIVATE_ALARM_LIGHT_CYAN */
+			MX53_PAD_PATA_DA_2__GPIO7_8		0x0
+			/* AUDIO_ALARMS_SILENCED_INDICATOR */
+			MX53_PAD_GPIO_18__GPIO7_13		0x0
+		>;
+	};
 };
-- 
2.25.1