From: "Steven A. Falco" <sfalco@harris.com>
To: linux-mtd@lists.infradead.org
Cc: dwmw2@infradead.org
Subject: [PATCH] m25p80 timeout too short for worst-case m25p16 devices
Date: Fri, 26 Jun 2009 12:42:47 -0400 [thread overview]
Message-ID: <4A44FA87.8030807@harris.com> (raw)
The m25p16 data sheet from numonyx lists the worst-case bulk erase time
(tBE) as 40 seconds.
Signed-off-by: Steven A. Falco <sfalco@harris.com>
---
diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
index cc6369e..e106700 100644
--- a/drivers/mtd/devices/m25p80.c
+++ b/drivers/mtd/devices/m25p80.c
@@ -54,7 +54,7 @@
#define SR_SRWD 0x80 /* SR write protect */
/* Define max times to check status register before we give up. */
-#define MAX_READY_WAIT_JIFFIES (10 * HZ) /* eg. M25P128 specs 6s max sector erase */
+#define MAX_READY_WAIT_JIFFIES (40 * HZ) /* M25P16 specs 40s max chip erase */
#define CMD_SIZE 4
#ifdef CONFIG_M25PXX_USE_FAST_READ
reply other threads:[~2009-06-26 16:42 UTC|newest]
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