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authorJan Kardell <jan.kardell@telliq.com>2014-12-11 00:53:31 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2014-12-11 02:41:14 +0100
commit17a1e5e830723f18eeb4ec00fa5a1032e378f06e (patch)
tree6cbb47aece78c70a8d4ffadae7d13988bf177228 /drivers/rtc
parentARM: dts: am335x-boneblack: enable power off and rtc wake up (diff)
downloadlinux-17a1e5e830723f18eeb4ec00fa5a1032e378f06e.tar.xz
linux-17a1e5e830723f18eeb4ec00fa5a1032e378f06e.zip
rtc: pcf8563: remove leftover code
Remove some code that was left from before block read/write was used. Signed-off-by: Jan Kardell <jan.kardell@telliq.com> Cc: Alessandro Zummo <a.zummo@towertech.it> Cc: Grant Likely <grant.likely@linaro.org> Cc: Rob Herring <robh+dt@kernel.org> Cc: Vincent Donnefort <vdonnefort@gmail.com> Cc: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/rtc')
-rw-r--r--drivers/rtc/rtc-pcf8563.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/rtc/rtc-pcf8563.c b/drivers/rtc/rtc-pcf8563.c
index c2ef0a22ee94..1a865c9f1127 100644
--- a/drivers/rtc/rtc-pcf8563.c
+++ b/drivers/rtc/rtc-pcf8563.c
@@ -118,22 +118,21 @@ static int pcf8563_write_block_data(struct i2c_client *client,
static int pcf8563_set_alarm_mode(struct i2c_client *client, bool on)
{
- unsigned char buf[2];
+ unsigned char buf;
int err;
- err = pcf8563_read_block_data(client, PCF8563_REG_ST2, 1, buf + 1);
+ err = pcf8563_read_block_data(client, PCF8563_REG_ST2, 1, &buf);
if (err < 0)
return err;
if (on)
- buf[1] |= PCF8563_BIT_AIE;
+ buf |= PCF8563_BIT_AIE;
else
- buf[1] &= ~PCF8563_BIT_AIE;
+ buf &= ~PCF8563_BIT_AIE;
- buf[1] &= ~PCF8563_BIT_AF;
- buf[0] = PCF8563_REG_ST2;
+ buf &= ~PCF8563_BIT_AF;
- err = pcf8563_write_block_data(client, PCF8563_REG_ST2, 1, buf + 1);
+ err = pcf8563_write_block_data(client, PCF8563_REG_ST2, 1, &buf);
if (err < 0) {
dev_err(&client->dev, "%s: write error\n", __func__);
return -EIO;