pinctrl: sh-pfc: r8a7791: Implement voltage switching for SDHI
authorSimon Horman <horms+renesas@verge.net.au>
Mon, 12 Sep 2016 07:36:34 +0000 (09:36 +0200)
committerGeert Uytterhoeven <geert+renesas@glider.be>
Wed, 14 Sep 2016 07:26:49 +0000 (09:26 +0200)
commit0e1396f101da63c1ea3a1868d6e549f3ca20dd5b
tree18deda33eef59300c1d07901d014f25265f58cea
parent9a6caa13f85e8ed7f2079acd8fe01a8d11ab3413
pinctrl: sh-pfc: r8a7791: Implement voltage switching for SDHI

All the SHDIs can operate with either 3.3V or 1.8V signals, depending
on negotiation with the card.

Based on work by Wolfram Sang for the r8a7790.

Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Acked-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
drivers/pinctrl/sh-pfc/pfc-r8a7791.c