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[U-Boot,v2,11/22] spi: Add a debug() on bind failure

Message ID 1479072136-14246-12-git-send-email-sjg@chromium.org
State Accepted
Delegated to: Simon Glass
Headers show

Commit Message

Simon Glass Nov. 13, 2016, 9:22 p.m. UTC 
This is an uncommon error but we may as well have a debug() message when
it happens.

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

Changes in v2: None

 drivers/spi/spi-uclass.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/spi/spi-uclass.c b/drivers/spi/spi-uclass.c
index 358e229..b251442 100644
--- a/drivers/spi/spi-uclass.c
+++ b/drivers/spi/spi-uclass.c
@@ -297,8 +297,11 @@  int spi_get_bus_and_cs(int busnum, int cs, int speed, int mode,
 		debug("%s: Binding new device '%s', busnum=%d, cs=%d, driver=%s\n",
 		      __func__, dev_name, busnum, cs, drv_name);
 		ret = device_bind_driver(bus, drv_name, dev_name, &dev);
-		if (ret)
+		if (ret) {
+			debug("%s: Unable to bind driver (ret=%d)\n", __func__,
+			      ret);
 			return ret;
+		}
 		plat = dev_get_parent_platdata(dev);
 		plat->cs = cs;
 		plat->max_hz = speed;