From: Simon Glass <sjg@chromium.org>
Date: Sun, 13 Nov 2016 21:22:05 +0000 (-0700)
Subject: spi: Add a debug() on bind failure
X-Git-Tag: v2017.01-rc1~210^2~13
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=28f98858759f546afc21f852f556ac648c08089f;p=oweals%2Fu-boot.git

spi: Add a debug() on bind failure

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>
---

diff --git a/drivers/spi/spi-uclass.c b/drivers/spi/spi-uclass.c
index 26eada2dd2..f59a70173c 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;