diff options
Diffstat (limited to 'drivers/mmc/host/mxs-mmc.c')
| -rw-r--r-- | drivers/mmc/host/mxs-mmc.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/mmc/host/mxs-mmc.c b/drivers/mmc/host/mxs-mmc.c index 4efe3021b21..146a53bfab7 100644 --- a/drivers/mmc/host/mxs-mmc.c +++ b/drivers/mmc/host/mxs-mmc.c @@ -72,6 +72,9 @@ struct mxs_mmc_host { int sdio_irq_en; int wp_gpio; bool wp_inverted; + bool cd_inverted; + bool broken_cd; + bool non_removable; }; static int mxs_mmc_get_ro(struct mmc_host *mmc) @@ -95,8 +98,9 @@ static int mxs_mmc_get_cd(struct mmc_host *mmc) struct mxs_mmc_host *host = mmc_priv(mmc); struct mxs_ssp *ssp = &host->ssp; - return !(readl(ssp->base + HW_SSP_STATUS(ssp)) & - BM_SSP_STATUS_CARD_DETECT); + return host->non_removable || host->broken_cd || + !(readl(ssp->base + HW_SSP_STATUS(ssp)) & + BM_SSP_STATUS_CARD_DETECT) ^ host->cd_inverted; } static void mxs_mmc_reset(struct mxs_mmc_host *host) @@ -686,11 +690,16 @@ static int mxs_mmc_probe(struct platform_device *pdev) mmc->caps |= MMC_CAP_4_BIT_DATA; else if (bus_width == 8) mmc->caps |= MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA; + host->broken_cd = of_property_read_bool(np, "broken-cd"); + host->non_removable = of_property_read_bool(np, "non-removable"); + if (host->non_removable) + mmc->caps |= MMC_CAP_NONREMOVABLE; host->wp_gpio = of_get_named_gpio_flags(np, "wp-gpios", 0, &flags); - if (flags & OF_GPIO_ACTIVE_LOW) host->wp_inverted = 1; + host->cd_inverted = of_property_read_bool(np, "cd-inverted"); + mmc->f_min = 400000; mmc->f_max = 288000000; mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34; |