> Hi Chris ping ? > Now, our new board would like to use sh_mobile_sdhi driver, > then, it is expecting sh_mobile_sdhi use regulator. > But, this regulator is based on GPIO driver, > and GPIO driver probe timing is after sh_mobile_sdhi. > So, sh_mobile_sdhi (= tmio_mmc_pio) use default ocr_avail, > and it doesn't work for us. > #1 patch returns -EPROBE_DEFER in such case. > it changes tmio_mmc_host_probe() behavior, but > in my check, tmio_mmc_pio driver user is sh_mobile_sdhi/tmio-mmc only, > and, current user has no conflict by this patch. > > sh_mobile_sdhi/tmio-mmc is very similar, but, have some difference. > #2 - #4 cares such case. > > These were part of "SDHI support for r8a7790" patch set, > but was separated > > Kuninori Morimoto (4): > mmc: tmio: use -EPROBE_DEFER if driver can't find regulator > mmc: tmio: bus_shift become tmio_mmc_data member > mmc: tmio: add new TMIO_MMC_HAVE_HIGH_REG flags > mmc: SDHI: add SoC specific workaround via HW version > > drivers/mmc/host/sh_mobile_sdhi.c | 19 +++++++++++++++++++ > drivers/mmc/host/tmio_mmc.c | 9 +++++++++ > drivers/mmc/host/tmio_mmc.h | 17 ++++++++--------- > drivers/mmc/host/tmio_mmc_dma.c | 2 +- > drivers/mmc/host/tmio_mmc_pio.c | 36 +++++++++++++++++++----------------- > include/linux/mfd/tmio.h | 8 ++++++++ > include/linux/mmc/tmio.h | 1 + > 7 files changed, 65 insertions(+), 27 deletions(-) > > > Best regards > --- > Kuninori Morimoto -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
