Re: [PATCH] pinctrl: sh-pfc: r8a77990: Add support for pull-up only pins

[Simon Horman <horms@xxxxxxxxxxxx>]

On Fri, Dec 07, 2018 at 03:03:43PM +0100, Geert Uytterhoeven wrote:
> The R-Car Gen3 HardWare Manual Errata for Rev. 1.00 (Jul 2, 2018) states
> that the USB30_OVC pin supports pull-up only.  It has a bit assigned in
> the pull-enable register (PUEN5), but not in the pull-up/down control
> register (PUD5).
> 
> Add a check for this, to prevent configuring a prohibited setting.
> 
> Reported-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx>
> Fixes: 83f6941a42a5e773 ("pinctrl: sh-pfc: r8a77990: Add bias pinconf support")
> Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>

Reviewed-by: Simon Horman <horms+renesas@xxxxxxxxxxxx>