diff options
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/tmio_mmc_pio.c | 23 |
1 files changed, 2 insertions, 21 deletions
diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c index 28e14c7a2540..e1aed2555126 100644 --- a/drivers/mmc/host/tmio_mmc_pio.c +++ b/drivers/mmc/host/tmio_mmc_pio.c @@ -208,26 +208,14 @@ static void tmio_mmc_set_clock(struct tmio_mmc_host *host, int new_clock) static void tmio_mmc_clk_stop(struct tmio_mmc_host *host) { - struct tmio_mmc_data *pdata = host->pdata; struct resource *res = platform_get_resource(host->pdev, IORESOURCE_MEM, 0); - /* - * Testing on sh-mobile showed that SDIO IRQs are unmasked when - * CTL_CLK_AND_WAIT_CTL gets written, so we have to disable the - * device IRQ here and restore the SDIO IRQ mask before - * re-enabling the device IRQ. - */ - if (pdata->flags & TMIO_MMC_SDIO_IRQ) - disable_irq(host->irq); /* implicit BUG_ON(!res) */ if (resource_size(res) > 0x100) { sd_ctrl_write16(host, CTL_CLK_AND_WAIT_CTL, 0x0000); msleep(10); } - if (pdata->flags & TMIO_MMC_SDIO_IRQ) { - tmio_mmc_enable_sdio_irq(host->mmc, host->sdio_irq_enabled); - enable_irq(host->irq); - } + sd_ctrl_write16(host, CTL_SD_CARD_CLK_CTL, ~0x0100 & sd_ctrl_read16(host, CTL_SD_CARD_CLK_CTL)); msleep(10); @@ -235,24 +223,17 @@ static void tmio_mmc_clk_stop(struct tmio_mmc_host *host) static void tmio_mmc_clk_start(struct tmio_mmc_host *host) { - struct tmio_mmc_data *pdata = host->pdata; struct resource *res = platform_get_resource(host->pdev, IORESOURCE_MEM, 0); sd_ctrl_write16(host, CTL_SD_CARD_CLK_CTL, 0x0100 | sd_ctrl_read16(host, CTL_SD_CARD_CLK_CTL)); msleep(10); - /* see comment in tmio_mmc_clk_stop above */ - if (pdata->flags & TMIO_MMC_SDIO_IRQ) - disable_irq(host->irq); + /* implicit BUG_ON(!res) */ if (resource_size(res) > 0x100) { sd_ctrl_write16(host, CTL_CLK_AND_WAIT_CTL, 0x0100); msleep(10); } - if (pdata->flags & TMIO_MMC_SDIO_IRQ) { - tmio_mmc_enable_sdio_irq(host->mmc, host->sdio_irq_enabled); - enable_irq(host->irq); - } } static void tmio_mmc_reset(struct tmio_mmc_host *host) |