Re: [PATCH RESEND 2/5] ARM: dts: imx7d-sdb: Assign corresponding power supply for LDOs
From: Leonard Crestez
Date: Tue May 28 2019 - 15:27:34 EST
On 12.05.2019 12:57, Anson Huang wrote:
> On i.MX7D SDB board, sw2 supplies 1p0d/1p2 LDO, this patch assigns
> corresponding power supply for 1p0d/1p2 LDO to avoid confusion by
> below log:
>
> vdd1p0d: supplied by regulator-dummy
> vdd1p2: supplied by regulator-dummy
>
> With this patch, the power supply is more accurate:
>
> vdd1p0d: supplied by SW2
> vdd1p2: supplied by SW2
>
> diff --git a/arch/arm/boot/dts/imx7d-sdb.dts b/arch/arm/boot/dts/imx7d-sdb.dts
>
> +®_1p0d {
> + vin-supply = <&sw2_reg>;
> +};
> +
> +®_1p2 {
> + vin-supply = <&sw2_reg>;
> +};
It's not clear why but this patch breaks imx7d-sdb boot. Checked two
boards: in a board farm and on my desk.
--
Regards,
Leonard