From: Simon Glass <sjg@chromium.org>
Date: Sat, 23 Oct 2021 23:26:00 +0000 (-0600)
Subject: mmc: Allow for children other than the block device
X-Git-Tag: v2022.07~227^2~25^2~12
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ce34a6653f15ae2a342805e384370325625f9f1a;p=platform%2Fkernel%2Fu-boot.git

mmc: Allow for children other than the block device

At present the MMC uclass assumes that the only child it can have is a
block device. Update this so we can add a bootmethod too.

Signed-off-by: Simon Glass <sjg@chromium.org>
---

diff --git a/drivers/mmc/mmc-uclass.c b/drivers/mmc/mmc-uclass.c
index 3ee92d0..b80e838 100644
--- a/drivers/mmc/mmc-uclass.c
+++ b/drivers/mmc/mmc-uclass.c
@@ -320,7 +320,7 @@ struct blk_desc *mmc_get_blk_desc(struct mmc *mmc)
 	struct blk_desc *desc;
 	struct udevice *dev;
 
-	device_find_first_child(mmc->dev, &dev);
+	device_find_first_child_by_uclass(mmc->dev, UCLASS_BLK, &dev);
 	if (!dev)
 		return NULL;
 	desc = dev_get_uclass_plat(dev);
@@ -425,7 +425,7 @@ int mmc_unbind(struct udevice *dev)
 {
 	struct udevice *bdev;
 
-	device_find_first_child(dev, &bdev);
+	device_find_first_child_by_uclass(dev, UCLASS_BLK, &bdev);
 	if (bdev) {
 		device_remove(bdev, DM_REMOVE_NORMAL);
 		device_unbind(bdev);