linux-kernel - [PATCH] arm64: dts: imx8mp-evk: add PCA6416 gpio line names

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Date:   Fri, 11 Feb 2022 10:38:17 -0500
From:   Hugo Villeneuve <hugo@...ovil.com>
To:     Rob Herring <robh+dt@...nel.org>, 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:     hugo@...ovil.com, Hugo Villeneuve <hvilleneuve@...onoff.com>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] arm64: dts: imx8mp-evk: add PCA6416 gpio line names

From: Hugo Villeneuve <hvilleneuve@...onoff.com>

Add gpio-line-names for the various GPIO's connected to the PCA6416
I/O expander on the imx8mp EVK.

This helps when using the new gpiod interface to find the GPIOs by name.

Signed-off-by: Hugo Villeneuve <hvilleneuve@...onoff.com>
---
 arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
index 9055ce32aecc..a82c31dbdbf3 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
@@ -300,6 +300,22 @@ pca6416: gpio@20 {
 		pinctrl-0 = <&pinctrl_pca6416_int>;
 		interrupt-parent = <&gpio1>;
 		interrupts = <12 IRQ_TYPE_LEVEL_LOW>;
+		gpio-line-names = "EXT_PWREN1",
+			"EXT_PWREN2",
+			"CAN1/I2C5_SEL",
+			"PDM/CAN2_SEL",
+			"FAN_EN",
+			"PWR_MEAS_IO1",
+			"PWR_MEAS_IO2",
+			"EXP_P0_7",
+			"EXP_P1_0",
+			"EXP_P1_1",
+			"EXP_P1_2",
+			"EXP_P1_3",
+			"EXP_P1_4",
+			"EXP_P1_5",
+			"EXP_P1_6",
+			"EXP_P1_7";
 	};
 };
 
-- 
2.30.2