linux-kernel - [PATCH v2 7/9] arm64: dts: ls1046a: add gpios based i2c recovery information

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Date:   Thu, 15 Sep 2022 18:34:30 -0500
From:   Li Yang <leoyang.li@....com>
To:     shawnguo@...nel.org, devicetree@...r.kernel.org
Cc:     robh+dt@...nel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, Li Yang <leoyang.li@....com>,
        Zhang Ying <ying.zhang22455@....com>
Subject: [PATCH v2 7/9] arm64: dts: ls1046a: add gpios based i2c recovery information

Add scl-gpios property for i2c recovery and add SoC specific
compatible string for SoC specific fixup.

Signed-off-by: Zhang Ying <ying.zhang22455@....com>
Signed-off-by: Li Yang <leoyang.li@....com>
---
 arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
index 132d7893b4b8..3d9e29824bb2 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1046a.dtsi
@@ -11,6 +11,7 @@
 #include <dt-bindings/clock/fsl,qoriq-clockgen.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/thermal/thermal.h>
+#include <dt-bindings/gpio/gpio.h>
 
 / {
 	compatible = "fsl,ls1046a";
@@ -501,7 +502,7 @@ dspi: spi@...0000 {
 		};
 
 		i2c0: i2c@...0000 {
-			compatible = "fsl,vf610-i2c";
+			compatible = "fsl,ls1046a-i2c", "fsl,vf610-i2c";
 			#address-cells = <1>;
 			#size-cells = <0>;
 			reg = <0x0 0x2180000 0x0 0x10000>;
@@ -515,35 +516,38 @@ i2c0: i2c@...0000 {
 		};
 
 		i2c1: i2c@...0000 {
-			compatible = "fsl,vf610-i2c";
+			compatible = "fsl,ls1046a-i2c", "fsl,vf610-i2c";
 			#address-cells = <1>;
 			#size-cells = <0>;
 			reg = <0x0 0x2190000 0x0 0x10000>;
 			interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL
 					    QORIQ_CLK_PLL_DIV(2)>;
+			scl-gpios = <&gpio3 2 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
 			status = "disabled";
 		};
 
 		i2c2: i2c@...0000 {
-			compatible = "fsl,vf610-i2c";
+			compatible = "fsl,ls1046a-i2c", "fsl,vf610-i2c";
 			#address-cells = <1>;
 			#size-cells = <0>;
 			reg = <0x0 0x21a0000 0x0 0x10000>;
 			interrupts = <GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL
 					    QORIQ_CLK_PLL_DIV(2)>;
+			scl-gpios = <&gpio3 10 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
 			status = "disabled";
 		};
 
 		i2c3: i2c@...0000 {
-			compatible = "fsl,vf610-i2c";
+			compatible = "fsl,ls1046a-i2c", "fsl,vf610-i2c";
 			#address-cells = <1>;
 			#size-cells = <0>;
 			reg = <0x0 0x21b0000 0x0 0x10000>;
 			interrupts = <GIC_SPI 59 IRQ_TYPE_LEVEL_HIGH>;
 			clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL
 					    QORIQ_CLK_PLL_DIV(2)>;
+			scl-gpios = <&gpio3 12 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
 			status = "disabled";
 		};
 
-- 
2.37.1