From: T Karthik Reddy t.karthik.reddy@xilinx.com
This patch reads card detect properties from device tree.
Signed-off-by: T Karthik Reddy t.karthik.reddy@xilinx.com Signed-off-by: Michal Simek michal.simek@xilinx.com ---
drivers/mmc/sdhci.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+)
diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c index 67ca324c9320..a451ccbdf014 100644 --- a/drivers/mmc/sdhci.c +++ b/drivers/mmc/sdhci.c @@ -591,7 +591,22 @@ static int sdhci_set_ios(struct mmc *mmc) static int sdhci_init(struct mmc *mmc) { struct sdhci_host *host = mmc->priv; +#if CONFIG_IS_ENABLED(DM_MMC) + struct udevice *dev = mmc->dev;
+ if (dev_read_bool(dev, "non-removable")) { + host->host_caps |= MMC_CAP_NONREMOVABLE; + } else { + if (dev_read_bool(dev, "cd-inverted")) + host->host_caps |= MMC_CAP_CD_ACTIVE_HIGH; + if (dev_read_bool(dev, "broken-cd")) + host->host_caps |= MMC_CAP_NEEDS_POLL; +#if CONFIG_IS_ENABLED(DM_GPIO) + gpio_request_by_name(dev, "cd-gpio", 0, + &host->cd_gpio, GPIOD_IS_IN); +#endif + } +#endif sdhci_reset(host, SDHCI_RESET_ALL);
if ((host->quirks & SDHCI_QUIRK_32BIT_DMA_ADDR) && !aligned_buffer) {