From c919c2a073c5d2e076e52a56b44281d922721b61 Mon Sep 17 00:00:00 2001 From: Guennadi Liakhovetski Date: Thu, 21 Apr 2011 09:09:59 +0200 Subject: mmc: tmio: fix .set_ios(MMC_POWER_UP) handling The aggressive clock gating for TMIO MMC patch has broken switching interface power on, using MFD or platform callbacks. Restore the ios->power_mode == MMC_POWER_UP && ios->clock == 0 case handling. Signed-off-by: Guennadi Liakhovetski Signed-off-by: Chris Ball --- drivers/mmc/host/tmio_mmc_pio.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c index 62d37de6de7..710339a85c8 100644 --- a/drivers/mmc/host/tmio_mmc_pio.c +++ b/drivers/mmc/host/tmio_mmc_pio.c @@ -728,15 +728,15 @@ static void tmio_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) tmio_mmc_set_clock(host, ios->clock); /* Power sequence - OFF -> UP -> ON */ - if (ios->power_mode == MMC_POWER_OFF || !ios->clock) { + if (ios->power_mode == MMC_POWER_UP) { + /* power up SD bus */ + if (host->set_pwr) + host->set_pwr(host->pdev, 1); + } else if (ios->power_mode == MMC_POWER_OFF || !ios->clock) { /* power down SD bus */ if (ios->power_mode == MMC_POWER_OFF && host->set_pwr) host->set_pwr(host->pdev, 0); tmio_mmc_clk_stop(host); - } else if (ios->power_mode == MMC_POWER_UP) { - /* power up SD bus */ - if (host->set_pwr) - host->set_pwr(host->pdev, 1); } else { /* start bus clock */ tmio_mmc_clk_start(host); -- cgit v1.2.3-18-g5258