Re: [PATCH V2] arm64: dts: renesas: Switch eMMC bus to 1V8 on Salvator-X and ULCB

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On Sun, Nov 04, 2018 at 09:37:07PM +0100, Marek Vasut wrote:
> The eMMC card has two supplies, VCC and VCCQ. The VCC supplies the NAND
> array and the VCCQ supplies the bus. On Salvator-X and ULCB, the VCC is
> connected to 3.3V rail, while the VCCQ is connected to 1.8V rail. Adjust
> the pinmux to match the bus, which is always operating in 1.8V mode.
> 
> While at it, deduplicate the pinmux entries, which are now the same for
> both default and UHS modes. We still need the two pinctrl entries to
> match the bindings though.
> 
> Signed-off-by: Marek Vasut <marek.vasut+renesas@xxxxxxxxx>
> Cc: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> Cc: Simon Horman <horms+renesas@xxxxxxxxxxxx>
> Cc: Wolfram Sang <wsa@xxxxxxxxxxxxx>
> Cc: Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx>
> Cc: linux-renesas-soc@xxxxxxxxxxxxxxx
> Cc: linux-mmc@xxxxxxxxxxxxxxx

Tested on M3-N and H3 ES2.0 with HS400 enabled eMMC:

Reviewed-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
Tested-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>

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