Re: [PATCH v1 1/4] arm64: dts: ti: k3-am62p5-sk: Add regulator nodes for AM62P
From: Devarsh Thakkar
Date: Fri May 02 2025 - 03:49:47 EST
On 29/04/25 21:11, Rishikesh Donadkar wrote:
> Add regulator node for AM62P-SK
>
> VCC_3V3_MAIN is the output of LM5141-Q1, and it serves as an input to
> TPS22965DSGT which produces VCC_3V3_SYS [1]
>
> VCC_3V3_SYS servers as vin-supply for peripherals like CSI [1].
>
> Link: https://www.ti.com/lit/zip/sprr487 [1]
> Signed-off-by: Rishikesh Donadkar <r-donadkar@xxxxxx>
Reviewed-by: Devarsh Thakkar <devarsht@xxxxxx>
Regards
Devarsh
> ---
> arch/arm64/boot/dts/ti/k3-am62p5-sk.dts | 22 ++++++++++++++++++++++
> 1 file changed, 22 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts b/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts
> index c2f55cc5a8ebc..0af33fccb96bf 100644
> --- a/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts
> +++ b/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts
> @@ -115,6 +115,28 @@ vddshv_sdio: regulator-3 {
> bootph-all;
> };
>
> + vcc_3v3_main: regulator-4 {
> + /* output of LM5141-Q1 */
> + compatible = "regulator-fixed";
> + regulator-name = "vcc_3v3_main";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + vin-supply = <&vmain_pd>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + vcc_3v3_sys: regulator-5 {
> + /* output of TPS222965DSGT */
> + compatible = "regulator-fixed";
> + regulator-name = "vcc_3v3_sys";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + vin-supply = <&vcc_3v3_main>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> leds {
> compatible = "gpio-leds";
> pinctrl-names = "default";