Re: [PATCH 08/11] arm64: dts: ls1043a: add gpio based i2c recovery information
From: Shawn Guo <shawnguo@kernel.org>
Date: 2022-09-05 01:06:55
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linux-devicetree, lkml
On Wed, Aug 24, 2022 at 05:36:59PM -0500, Li Yang wrote:
quoted hunk ↗ jump to hunk
Add scl-gpios property for i2c recovery and add SoC specific compatible string for SoC specific fixup. Signed-off-by: Zhang Ying <redacted> Signed-off-by: Li Yang <redacted> --- arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-)diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi index b37244acf16a..20888aceb5f4 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi@@ -538,7 +538,7 @@ dspi1: spi@2110000 { }; i2c0: i2c@2180000 { - compatible = "fsl,vf610-i2c"; + compatible = "fsl,ls1043a-i2c", "fsl,vf610-i2c"; #address-cells = <1>; #size-cells = <0>; reg = <0x0 0x2180000 0x0 0x10000>;@@ -553,7 +553,7 @@ i2c0: i2c@2180000 { }; i2c1: i2c@2190000 { - compatible = "fsl,vf610-i2c"; + compatible = "fsl,ls1043a-i2c", "fsl,vf610-i2c"; #address-cells = <1>; #size-cells = <0>; reg = <0x0 0x2190000 0x0 0x10000>;@@ -561,11 +561,12 @@ i2c1: i2c@2190000 { clock-names = "i2c"; clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL QORIQ_CLK_PLL_DIV(1)>; + scl-gpios = <&gpio4 2 0>;
Could you use the polarity define from include/dt-bindings/gpio/gpio.h? Shawn
quoted hunk ↗ jump to hunk
status = "disabled"; }; i2c2: i2c@21a0000 { - compatible = "fsl,vf610-i2c"; + compatible = "fsl,ls1043a-i2c", "fsl,vf610-i2c"; #address-cells = <1>; #size-cells = <0>; reg = <0x0 0x21a0000 0x0 0x10000>;@@ -573,11 +574,12 @@ i2c2: i2c@21a0000 { clock-names = "i2c"; clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL QORIQ_CLK_PLL_DIV(1)>; + scl-gpios = <&gpio4 10 0>; status = "disabled"; }; i2c3: i2c@21b0000 { - compatible = "fsl,vf610-i2c"; + compatible = "fsl,ls1043a-i2c", "fsl,vf610-i2c"; #address-cells = <1>; #size-cells = <0>; reg = <0x0 0x21b0000 0x0 0x10000>;@@ -585,6 +587,7 @@ i2c3: i2c@21b0000 { clock-names = "i2c"; clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL QORIQ_CLK_PLL_DIV(1)>; + scl-gpios = <&gpio4 12 0>; status = "disabled"; };-- 2.37.1
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