diff mbox series

[U-Boot,v3,3/4] mmc: sdhci: Read cd-gpio from devicetree

Message ID 5658008d944f1519cc0004d19d5a16c590b5e0de.1561462741.git.michal.simek@xilinx.com
State Accepted
Commit 451931ea7002c74aafeafde8893d6eb6d7b460f0
Delegated to: Peng Fan
Headers show
Series Add SDHCI card detection support | expand

Commit Message

Michal Simek June 25, 2019, 11:39 a.m. UTC 
From: T Karthik Reddy <t.karthik.reddy@xilinx.com>

This patch reads cd-gpio property from devicetree

Signed-off-by: T Karthik Reddy <t.karthik.reddy@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
---

Changes in v3: None
Changes in v2:
 - Created a new patch for reading "cd-gpio" property from DT.

 drivers/mmc/sdhci.c | 6 ++++++
 1 file changed, 6 insertions(+)
diff mbox series

Patch

diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c
index e2bb90abbdf3..4ffe74e35e08 100644
--- a/drivers/mmc/sdhci.c
+++ b/drivers/mmc/sdhci.c
@@ -590,6 +590,12 @@  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) && CONFIG_IS_ENABLED(DM_GPIO)
+	struct udevice *dev = mmc->dev;
+
+	gpio_request_by_name(dev, "cd-gpio", 0,
+			     &host->cd_gpio, GPIOD_IS_IN);
+#endif
 
 	sdhci_reset(host, SDHCI_RESET_ALL);