diff options
Diffstat (limited to 'target/linux/s3c24xx/patches-2.6.26/1089-add-pcf50633-06-RTC_AIE-ioctl.patch')
| -rwxr-xr-x | target/linux/s3c24xx/patches-2.6.26/1089-add-pcf50633-06-RTC_AIE-ioctl.patch | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/target/linux/s3c24xx/patches-2.6.26/1089-add-pcf50633-06-RTC_AIE-ioctl.patch b/target/linux/s3c24xx/patches-2.6.26/1089-add-pcf50633-06-RTC_AIE-ioctl.patch new file mode 100755 index 0000000000..94a03bceb7 --- /dev/null +++ b/target/linux/s3c24xx/patches-2.6.26/1089-add-pcf50633-06-RTC_AIE-ioctl.patch @@ -0,0 +1,71 @@ +From d35cdd3761e8b030937e463ccc64938104f1d773 Mon Sep 17 00:00:00 2001 +From: Holger Hans Peter Freyther <zecke@openmoko.org> +Date: Fri, 25 Jul 2008 23:06:02 +0100 +Subject: [PATCH] add-pcf50633-06-RTC_AIE-ioctl + +Hey, + +the legacy application 'atd' from Russ Nelson/Nils Faerber, used by Qtopia, to +schedule alarms currently fails to start as the the above ioctl is failing. +The other drivers in drivers/rtc implement the above ioctl and we can +implement it too. + +The code to mask/unmask the RTC alarm is copied from the set_alarm routine and +adapted to use the reg_set_bit_mask and reg_set_clear_mask. + +It is compiling, so it must work. Please welcome me the lkml way ;) + + +Signed-Off-by: Holger Hans Peter Freyther <zecke@openmoko.org> +--- + drivers/i2c/chips/pcf50606.c | 10 ++++++++++ + drivers/i2c/chips/pcf50633.c | 10 ++++++++++ + 2 files changed, 20 insertions(+), 0 deletions(-) + +diff --git a/drivers/i2c/chips/pcf50606.c b/drivers/i2c/chips/pcf50606.c +index aaec6e8..03805be 100644 +--- a/drivers/i2c/chips/pcf50606.c ++++ b/drivers/i2c/chips/pcf50606.c +@@ -1191,7 +1191,17 @@ static int pcf50606_rtc_ioctl(struct device *dev, unsigned int cmd, + { + struct i2c_client *client = to_i2c_client(dev); + struct pcf50606_data *pcf = i2c_get_clientdata(client); ++ + switch (cmd) { ++ case RTC_AIE_OFF: ++ /* disable the alarm interrupt */ ++ reg_set_bit_mask(pcf, PCF50606_REG_INT1M, ++ PCF50606_INT1_ALARM, PCF50606_INT1_ALARM); ++ return 0; ++ case RTC_AIE_ON: ++ /* enable the alarm interrupt */ ++ reg_clear_bits(pcf, PCF50606_REG_INT1M, PCF50606_INT1_ALARM); ++ return 0; + case RTC_PIE_OFF: + /* disable periodic interrupt (hz tick) */ + pcf->flags &= ~PCF50606_F_RTC_SECOND; +diff --git a/drivers/i2c/chips/pcf50633.c b/drivers/i2c/chips/pcf50633.c +index c14fad0..b5cd2cb 100644 +--- a/drivers/i2c/chips/pcf50633.c ++++ b/drivers/i2c/chips/pcf50633.c +@@ -1297,7 +1297,17 @@ static int pcf50633_rtc_ioctl(struct device *dev, unsigned int cmd, + { + struct i2c_client *client = to_i2c_client(dev); + struct pcf50633_data *pcf = i2c_get_clientdata(client); ++ + switch (cmd) { ++ case RTC_AIE_OFF: ++ /* disable the alarm interrupt */ ++ reg_set_bit_mask(pcf, PCF50633_REG_INT1M, ++ PCF50633_INT1_ALARM, PCF50633_INT1_ALARM); ++ return 0; ++ case RTC_AIE_ON: ++ /* enable the alarm interrupt */ ++ reg_clear_bits(pcf, PCF50633_REG_INT1M, PCF50633_INT1_ALARM); ++ return 0; + case RTC_PIE_OFF: + /* disable periodic interrupt (hz tick) */ + pcf->flags &= ~PCF50633_F_RTC_SECOND; +-- +1.5.6.3 + |