Re: [PATCH v4 4/4] arm64: dts: s32g399a-rdb3: Add INA231 sensor entry over I2C4
From: Frank Li
Date: Fri Dec 20 2024 - 10:57:15 EST
On Fri, Dec 20, 2024 at 02:39:16PM +0200, Ciprian Costea wrote:
> From: Ciprian Marian Costea <ciprianmarian.costea@xxxxxxxxxxx>
>
> On S32G399A-RDB3 boards, an INA231 current sensor is connected over
> I2C4 bus.
Add INA231 current sensor for S32G399A-RDB3 boards.
>
> Signed-off-by: Ciprian Marian Costea <ciprianmarian.costea@xxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/freescale/s32g399a-rdb3.dts | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/s32g399a-rdb3.dts b/arch/arm64/boot/dts/freescale/s32g399a-rdb3.dts
> index 94f531be4017..5f8739c068c6 100644
> --- a/arch/arm64/boot/dts/freescale/s32g399a-rdb3.dts
> +++ b/arch/arm64/boot/dts/freescale/s32g399a-rdb3.dts
> @@ -40,6 +40,14 @@ &uart1 {
> status = "okay";
> };
>
> +&i2c4 {
> + ina231@40 {
Need use general node name:
https://devicetree-specification.readthedocs.io/en/v0.3/devicetree-basics.html#node-names
look like should be current-sensor
Frank
> + compatible = "ti,ina231";
> + reg = <0x40>;
> + shunt-resistor = <1000>;
> + };
> +};
> +
> &usdhc0 {
> pinctrl-names = "default", "state_100mhz", "state_200mhz";
> pinctrl-0 = <&pinctrl_usdhc0>;
> --
> 2.45.2
>