mmc: sd: warn if card stays busy during init

The initialization of some SD-cards fails because the card never
leaves the busy state. Aid trouble shooting by indicating this in the
kernel log.

Signed-off-by: Johan Rudholm <johanru@axis.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/mmc/core/sd_ops.c b/drivers/mmc/core/sd_ops.c
index 274ef00b4463..48d0c93ba25a 100644
--- a/drivers/mmc/core/sd_ops.c
+++ b/drivers/mmc/core/sd_ops.c
@@ -184,6 +184,9 @@ int mmc_send_app_op_cond(struct mmc_host *host, u32 ocr, u32 *rocr)
                 mmc_delay(10);
         }
 
+        if (!i)
+                pr_err("%s: card never left busy state\n", mmc_hostname(host));
+
         if (rocr && !mmc_host_is_spi(host))
                 *rocr = cmd.resp[0];