[U-Boot] [U-Boot, 1/4] rockchip: dts: correct vdd_log setting for firefly-rk3399

[Philipp Tomsich]

> Add regulator-init-microvolt for driver to init the regulator,
> and the min output value is not 800000mV for the PWM2 io domain has
> changed to VCC3V0 instead of VCC1V8 in rockchip evb, we need to
> correct it with the value measured when PWM2 output HIGH.
> 
> Signed-off-by: Kever Yang <kever.yang at rock-chips.com>
> Acked-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>
> ---
> 
>  arch/arm/dts/rk3399-firefly.dts | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 

Reviewed-by: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>