[U-Boot] [PATCH 1/3] sunxi-mmc: introduce new MMC_SUNXI_HAS_NEW_MODE_SWITCH option

[Vasily Khoruzhick]

On Tue, Nov 6, 2018 at 8:13 PM Chen-Yu Tsai <wens at csie.org> wrote:
>
> On Wed, Nov 7, 2018 at 11:59 AM Vasily Khoruzhick <anarsoul at gmail.com> wrote:
> >
> > A64 doesn't have a mode switch in CCM, so introduce new
> > MMC_SUNXI_HAS_NEW_MODE_SWITCH option to support new clock mode on A64
> >
> > Signed-off-by: Vasily Khoruzhick <anarsoul at gmail.com>
> > Tested-by: Zhaofeng Li <hello at zhaofeng.li>
>
> This patch isn't strictly necessary. See
>
>     https://elixir.bootlin.com/linux/v4.20-rc1/source/drivers/mmc/host/sunxi-mmc.c#L831
>
> If the switch doesn't exist, changes to that bit are ignored.

CCM_MMC_CTRL_MODE_SEL_NEW is not defined on A64, so it won't compile
unless we define it on A64 which seems to be redundant.

>
> ChenYu