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From 7fcc40a9b19ca41bf140eb9ebe9a7dbd5871b54e Mon Sep 17 00:00:00 2001
From: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Date: Sun, 15 May 2016 21:53:13 +0300
Subject: [PATCH 001/122] spi: sh-msiof: fixes
speed up polling of CTR register
Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
---
drivers/spi/spi-sh-msiof.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/spi/spi-sh-msiof.c b/drivers/spi/spi-sh-msiof.c
index d32e631..6a27bca 100644
--- a/drivers/spi/spi-sh-msiof.c
+++ b/drivers/spi/spi-sh-msiof.c
@@ -253,11 +253,11 @@ static int sh_msiof_modify_ctr_wait(struct sh_msiof_spi_priv *p,
data |= set;
sh_msiof_write(p, CTR, data);
- for (k = 100; k > 0; k--) {
+ for (k = 1000; k > 0; k--) {
if ((sh_msiof_read(p, CTR) & mask) == set)
break;
- udelay(10);
+ udelay(1);
}
return k > 0 ? 0 : -ETIMEDOUT;
--
2.7.4
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