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SubjectRe: [PATCH 08/11] arm64: dts: ls1043a: add gpio based i2c recovery information
On Wed, Aug 24, 2022 at 05:36:59PM -0500, Li Yang wrote:
> Add scl-gpios property for i2c recovery and add SoC specific compatible
> string for SoC specific fixup.
>
> Signed-off-by: Zhang Ying <ying.zhang22455@nxp.com>
> Signed-off-by: Li Yang <leoyang.li@nxp.com>
> ---
> 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

> 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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