linux-kernel - [PATCH] arm64: dts: imx8mn: Add gpio-ranges property

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Date:   Wed, 14 Aug 2019 22:57:30 -0400
From:   Anson.Huang@....com
To:     robh+dt@...nel.org, mark.rutland@....com, shawnguo@...nel.org,
        s.hauer@...gutronix.de, kernel@...gutronix.de, festevam@...il.com,
        leonard.crestez@....com, abel.vesa@....com, daniel.baluta@....com,
        jun.li@....com, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     Linux-imx@....com
Subject: [PATCH] arm64: dts: imx8mn: Add gpio-ranges property

From: Anson Huang <Anson.Huang@....com>

Add "gpio-ranges" property to establish connections between GPIOs
and PINs on i.MX8MN pinctrl driver.

Signed-off-by: Anson Huang <Anson.Huang@....com>
---
 arch/arm64/boot/dts/freescale/imx8mn.dtsi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
index f5eff35..1d8899b 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
@@ -173,6 +173,7 @@
 				#gpio-cells = <2>;
 				interrupt-controller;
 				#interrupt-cells = <2>;
+				gpio-ranges = <&iomuxc 0 10 30>;
 			};
 
 			gpio2: gpio@...10000 {
@@ -185,6 +186,7 @@
 				#gpio-cells = <2>;
 				interrupt-controller;
 				#interrupt-cells = <2>;
+				gpio-ranges = <&iomuxc 0 40 21>;
 			};
 
 			gpio3: gpio@...20000 {
@@ -197,6 +199,7 @@
 				#gpio-cells = <2>;
 				interrupt-controller;
 				#interrupt-cells = <2>;
+				gpio-ranges = <&iomuxc 0 61 26>;
 			};
 
 			gpio4: gpio@...30000 {
@@ -209,6 +212,7 @@
 				#gpio-cells = <2>;
 				interrupt-controller;
 				#interrupt-cells = <2>;
+				gpio-ranges = <&iomuxc 21 108 11>;
 			};
 
 			gpio5: gpio@...40000 {
@@ -221,6 +225,7 @@
 				#gpio-cells = <2>;
 				interrupt-controller;
 				#interrupt-cells = <2>;
+				gpio-ranges = <&iomuxc 0 119 30>;
 			};
 
 			wdog1: watchdog@...80000 {
-- 
2.7.4