[PATCH 4/7] ARM: omap2: gpmc-nand: Print something useful on CS request failure

[Ezequiel Garcia]

If CS request fails the current error message is rather unhelpful.
Fix it by printing the failing chip select and the error code.

Signed-off-by: Ezequiel Garcia <ezequiel.garcia at free-electrons.com>
---
 arch/arm/mach-omap2/gpmc-nand.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/arch/arm/mach-omap2/gpmc-nand.c b/arch/arm/mach-omap2/gpmc-nand.c
index afc1e8c..e50e438 100644
--- a/arch/arm/mach-omap2/gpmc-nand.c
+++ b/arch/arm/mach-omap2/gpmc-nand.c
@@ -122,7 +122,8 @@ int gpmc_nand_init(struct omap_nand_platform_data *gpmc_nand_data,
 	err = gpmc_cs_request(gpmc_nand_data->cs, NAND_IO_SIZE,
 				(unsigned long *)&gpmc_nand_resource[0].start);
 	if (err < 0) {
-		dev_err(dev, "Cannot request GPMC CS\n");
+		dev_err(dev, "Cannot request GPMC CS %d, error %d\n",
+			gpmc_nand_data->cs, err);
 		return err;
 	}
 
-- 
1.7.8.6