[U-Boot] [PATCH 3/3] rockchip: veyron: Set vcc33_sd regulator value

[Simon Glass]

On 7 June 2018 at 04:39, Carlo Caione <carlo at caione.org> wrote:
> From: Carlo Caione <carlo at endlessm.com>
>
> On the veyron board the vcc33_sd regulator is used as vmmc-supply for
> the SD card. This regulator is powered in the MMC core during power on
> but its value is never actually set.
>
> In the veyron platform the reset value for the LDO output is 1.8V while
> the standard (min and max) value for this regulator defined in the DTS
> is 3.3V. When the MMC core enable the regulator without setting its
> value, the output is automatically set to 1.8V instead of 3.3V.
>
> With this patch we preemptively set the value to 3.3V.
>
> Signed-off-by: Carlo Caione <carlo at endlessm.com>
> ---
>  arch/arm/mach-rockchip/rk3288-board.c | 10 ++++++++++
>  1 file changed, 10 insertions(+)

Reviewed-by: Simon Glass <sjg at chromium.org>