From 36d4deb85a25c8bf36e56be53cacff3f591590cf Mon Sep 17 00:00:00 2001 From: Laxman Dewangan Date: Wed, 13 Jun 2012 15:42:36 +0530 Subject: [PATCH] --- yaml --- r: 319145 b: refs/heads/master c: ec7aaca2f64f509f45d463d784b41d0b3d2be083 h: refs/heads/master i: 319143: d33fad7c9a94c2a7de469667488deb1a79598393 v: v3 --- [refs] | 2 +- trunk/drivers/i2c/busses/i2c-tegra.c | 4 ++++ 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/[refs] b/[refs] index b771af0abc59..755ced9bd930 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: b4fde5e7ed1c275986f45fe411ef7a2df58f9652 +refs/heads/master: ec7aaca2f64f509f45d463d784b41d0b3d2be083 diff --git a/trunk/drivers/i2c/busses/i2c-tegra.c b/trunk/drivers/i2c/busses/i2c-tegra.c index 8b2e555a9563..785f7f7a344a 100644 --- a/trunk/drivers/i2c/busses/i2c-tegra.c +++ b/trunk/drivers/i2c/busses/i2c-tegra.c @@ -165,6 +165,10 @@ static void i2c_writel(struct tegra_i2c_dev *i2c_dev, u32 val, unsigned long reg) { writel(val, i2c_dev->base + tegra_i2c_reg_addr(i2c_dev, reg)); + + /* Read back register to make sure that register writes completed */ + if (reg != I2C_TX_FIFO) + readl(i2c_dev->base + tegra_i2c_reg_addr(i2c_dev, reg)); } static u32 i2c_readl(struct tegra_i2c_dev *i2c_dev, unsigned long reg)