From: Troy Kisky <troy.kisky@boundarydevices.com>
Date: Thu, 19 Jul 2012 08:18:10 +0000 (+0000)
Subject: mxc_i2c: remove redundant read
X-Git-Tag: v2012.10-rc1~415^2~25
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=d45e75b10cff8b388c9ec2e9fe3d4484bf1ba943;p=u-boot

mxc_i2c: remove redundant read

wait_for_sr_state returns i2sr on success
so no need to read again.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Acked-by: Marek Vasut <marex@denx.de>
---

diff --git a/drivers/i2c/mxc_i2c.c b/drivers/i2c/mxc_i2c.c
index 01a64081d7..83c2fab089 100644
--- a/drivers/i2c/mxc_i2c.c
+++ b/drivers/i2c/mxc_i2c.c
@@ -195,7 +195,6 @@ static int tx_byte(struct mxc_i2c_regs *i2c_regs, u8 byte)
 	ret = wait_for_sr_state(i2c_regs, ST_IIF);
 	if (ret < 0)
 		return ret;
-	ret = readb(&i2c_regs->i2sr);
 	if (ret & I2SR_RX_NO_AK)
 		return -ENODEV;
 	return 0;