[PATCH v4 6/6] button: make button_get_by_label() case insensitive

[Caleb Connolly]

This function is already doing a fuzzy match, since there are no
guarantees that a given label is unique.

Ignoring case makes it much easier to catch "Volume down" or "Volume
Down" in board-agnostic code.

Tested-by: Danila Tikhonov <danila at jiaxyga.com> # google-sunfish
Tested-by: Jens Reidel <adrian at mainlining.org> # xiaomi-davinci
Signed-off-by: Caleb Connolly <caleb.connolly at linaro.org>
---
 drivers/button/button-uclass.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/button/button-uclass.c b/drivers/button/button-uclass.c
index 729983d58701867f7ea18e9b5f87e7404bca3dce..025917887e80f2fe9cbd3777e04035d20fa34713 100644
--- a/drivers/button/button-uclass.c
+++ b/drivers/button/button-uclass.c
@@ -20,9 +20,9 @@ int button_get_by_label(const char *label, struct udevice **devp)
 	uclass_id_foreach_dev(UCLASS_BUTTON, dev, uc) {
 		struct button_uc_plat *uc_plat = dev_get_uclass_plat(dev);
 
 		/* Ignore the top-level button node */
-		if (uc_plat->label && !strcmp(label, uc_plat->label))
+		if (uc_plat->label && !strcasecmp(label, uc_plat->label))
 			return uclass_get_device_tail(dev, 0, devp);
 	}
 
 	return -ENODEV;

-- 
2.49.0