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authorWolfram Sang <wolfram@the-dreams.de>2012-11-14 18:12:29 +0100
committerWolfram Sang <w.sang@pengutronix.de>2012-11-14 19:52:12 +0100
commit27e0fbefa5ddebdd681d2be9824302d14494c5ff (patch)
tree4e3ac356ebbe5bc48c7fdbcca8ab2bea4bcb784c /drivers/i2c
parentca85e248b65649176e9e1edfbf5e791bc44ee52b (diff)
downloadop-kernel-dev-27e0fbefa5ddebdd681d2be9824302d14494c5ff.zip
op-kernel-dev-27e0fbefa5ddebdd681d2be9824302d14494c5ff.tar.gz
i2c: omap: don't save a value only needed for read-clearing
Acked-by: Felipe Balbi <balbi@ti.com> Signed-off-by: Wolfram Sang <wolfram@the-dreams.de>
Diffstat (limited to 'drivers/i2c')
-rw-r--r--drivers/i2c/busses/i2c-omap.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 482c63d..49b12fb 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -1291,14 +1291,13 @@ static int omap_i2c_runtime_suspend(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct omap_i2c_dev *_dev = platform_get_drvdata(pdev);
- u16 iv;
_dev->iestate = omap_i2c_read_reg(_dev, OMAP_I2C_IE_REG);
omap_i2c_write_reg(_dev, OMAP_I2C_IE_REG, 0);
if (_dev->rev < OMAP_I2C_OMAP1_REV_2) {
- iv = omap_i2c_read_reg(_dev, OMAP_I2C_IV_REG); /* Read clears */
+ omap_i2c_read_reg(_dev, OMAP_I2C_IV_REG); /* Read clears */
} else {
omap_i2c_write_reg(_dev, OMAP_I2C_STAT_REG, _dev->iestate);
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