[U-Boot] [PATCH v6 02/18] dm: mmc: Set up the MMC device when controller is probed

Simon Glass sjg at chromium.org
Wed Apr 5 22:23:29 UTC 2017


When an MMC controller is set up we should probe the device to find out
what it is. This includes finding its capacity and reading its partition
table.

Signed-off-by: Simon Glass <sjg at chromium.org>
Reviewed-by: Jaehoon Chung <jh80.chung at samsung.com>
---

Changes in v6: None
Changes in v5: None
Changes in v4: None
Changes in v3: None

 drivers/mmc/mmc-uclass.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/mmc/mmc-uclass.c b/drivers/mmc/mmc-uclass.c
index 9c07871d3a..009cdd1d6d 100644
--- a/drivers/mmc/mmc-uclass.c
+++ b/drivers/mmc/mmc-uclass.c
@@ -239,6 +239,15 @@ int mmc_unbind(struct udevice *dev)
 	return 0;
 }
 
+#ifdef CONFIG_BLK
+static int mmc_post_probe(struct udevice *dev)
+{
+	struct mmc *mmc = mmc_get_mmc_dev(dev);
+
+	return mmc_init(mmc);
+}
+#endif
+
 static int mmc_select_hwpart(struct udevice *bdev, int hwpart)
 {
 	struct udevice *mmc_dev = dev_get_parent(bdev);
@@ -292,4 +301,7 @@ UCLASS_DRIVER(mmc) = {
 	.name		= "mmc",
 	.flags		= DM_UC_FLAG_SEQ_ALIAS,
 	.per_device_auto_alloc_size = sizeof(struct mmc_uclass_priv),
+#ifdef CONFIG_BLK
+	.post_probe	= mmc_post_probe,
+#endif
 };
-- 
2.12.2.715.g7642488e1d-goog



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