[PATCH] ARM: dts: fix MMC2 regulators for Exynos5420 Arndale Octa board
ulf.hansson at linaro.org
Wed Oct 8 05:50:46 PDT 2014
On 8 October 2014 14:07, Arnd Bergmann <arnd at arndb.de> wrote:
> On Thursday 02 October 2014 20:16:44 Ulf Hansson wrote:
>> On 2 October 2014 18:10, Bartlomiej Zolnierkiewicz
>> <b.zolnierkie at samsung.com> wrote:
>> > Regulators for MMC2 (SD card) are PVDD_TFLASH_2V8 (LDO19) for vmmc
>> > and PVDD_APIO_MMCOFF_2V8 (LDO13) for vqmmc. Currently the device
>> > tree entry for MMC2 uses PVDD_PRE_1V8 (LDO10) for vmmc and vqmmc is
>> > not specified. Fix it.
>> > Without this patch:
>> > - "mmc: dw_mmc: use mmc_regulator_get_supply to handle regulators"
>> > patch causes a SD card detection to fail
>> > - "mmc: dw_mmc: Support voltage changes" patch causes a boot hang
>> > This patch fixes both above problems.
>> > Suggested-by: Doug Anderson <dianders at google.com>
>> > Cc: Yuvaraj Kumar C D <yuvaraj.cd at samsung.com>
>> > Cc: Ulf Hansson <ulf.hansson at linaro.org>
>> > Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie at samsung.com>
>> > Acked-by: Kyungmin Park <kyungmin.park at samsung.com>
>> Unless it causes a bunch non-trivial conflicts, I suggest we take this
>> through my mmc tree to not break bisectability.
> Have you tried if it conflicts with arm-soc? If not,
> Acked-by: Arnd Bergmann <arnd at arndb.de>
In conflicts, but it's trivial to fix it.
Since it actually fixes a regression which is inserted from my mmc
tree, I thought it makes sense to take it through here. Anyway, the
decision is yours.
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