[U-Boot] [PATCH 1/2] ARM: dts: imx6q-logicpd: Keep GEN3V3 alive

Fabio Estevam festevam at gmail.com
Tue Oct 8 18:39:57 UTC 2019


Hi Adam,

On Tue, Oct 8, 2019 at 3:32 PM Adam Ford <aford173 at gmail.com> wrote:
>
> The schematic shows Gen3V3 is driven by sw2_reg on the pfuze100
> PMIC.  Linux doesn't appear to have an issue keeping this rail
> up, but U-Boot shuts it down for some reason.
>
> This patch sets 'regulator-always-on' for sw2_reg to keept this
> rail powered.

Why does U-Boot shuts down sw2_reg?

sw2_reg has a consumer: &usdhc1, so it should keep turned on.

Or you don't use usdhc1 port in U-Boot?

Just want to understand this problem better.


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