Patchwork [U-Boot,06/11] st_smi: Read status until timeout happens

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Submitter Amit Virdi
Date Feb. 24, 2012, 12:23 p.m.
Message ID <1330086194-21762-7-git-send-email-amit.virdi@st.com>
Download mbox | patch
Permalink /patch/142828/
State Accepted
Commit 0befe7d7a396339067ccb7018ab69a097ff62cf4
Delegated to: Stefan Roese
Headers show

Comments

Amit Virdi - Feb. 24, 2012, 12:23 p.m.
From: Vipin KUMAR <vipin.kumar@st.com>

SMI driver read status fails because the control register could not be
overwritten. Instead, the read status should be tried until timeout.

Signed-off-by: Vipin Kumar <vipin.kumar@st.com>
Signed-off-by: Amit Virdi <amit.virdi@st.com>
---
 drivers/mtd/st_smi.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

Patch

diff --git a/drivers/mtd/st_smi.c b/drivers/mtd/st_smi.c
index ce50fc1..7b4c6f3 100644
--- a/drivers/mtd/st_smi.c
+++ b/drivers/mtd/st_smi.c
@@ -187,7 +187,7 @@  static int smi_wait_till_ready(int bank, int timeout)
 	do {
 		sr = smi_read_sr(bank);
 		if (sr < 0)
-			break;
+			continue;	/* try until timeout */
 		else if (!(sr & WIP_BIT))
 			return 0;