diff options
Diffstat (limited to 'drivers/rtc/rtc-twl.c')
| -rw-r--r-- | drivers/rtc/rtc-twl.c | 44 |
1 files changed, 24 insertions, 20 deletions
diff --git a/drivers/rtc/rtc-twl.c b/drivers/rtc/rtc-twl.c index 9277d945bf48..8bc6c80b184c 100644 --- a/drivers/rtc/rtc-twl.c +++ b/drivers/rtc/rtc-twl.c @@ -27,6 +27,7 @@ #include <linux/bcd.h> #include <linux/platform_device.h> #include <linux/interrupt.h> +#include <linux/of.h> #include <linux/i2c/twl.h> @@ -233,7 +234,7 @@ static int twl_rtc_alarm_irq_enable(struct device *dev, unsigned enabled) */ static int twl_rtc_read_time(struct device *dev, struct rtc_time *tm) { - unsigned char rtc_data[ALL_TIME_REGS + 1]; + unsigned char rtc_data[ALL_TIME_REGS]; int ret; u8 save_control; u8 rtc_control; @@ -300,15 +301,15 @@ static int twl_rtc_read_time(struct device *dev, struct rtc_time *tm) static int twl_rtc_set_time(struct device *dev, struct rtc_time *tm) { unsigned char save_control; - unsigned char rtc_data[ALL_TIME_REGS + 1]; + unsigned char rtc_data[ALL_TIME_REGS]; int ret; - rtc_data[1] = bin2bcd(tm->tm_sec); - rtc_data[2] = bin2bcd(tm->tm_min); - rtc_data[3] = bin2bcd(tm->tm_hour); - rtc_data[4] = bin2bcd(tm->tm_mday); - rtc_data[5] = bin2bcd(tm->tm_mon + 1); - rtc_data[6] = bin2bcd(tm->tm_year - 100); + rtc_data[0] = bin2bcd(tm->tm_sec); + rtc_data[1] = bin2bcd(tm->tm_min); + rtc_data[2] = bin2bcd(tm->tm_hour); + rtc_data[3] = bin2bcd(tm->tm_mday); + rtc_data[4] = bin2bcd(tm->tm_mon + 1); + rtc_data[5] = bin2bcd(tm->tm_year - 100); /* Stop RTC while updating the TC registers */ ret = twl_rtc_read_u8(&save_control, REG_RTC_CTRL_REG); @@ -341,7 +342,7 @@ out: */ static int twl_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alm) { - unsigned char rtc_data[ALL_TIME_REGS + 1]; + unsigned char rtc_data[ALL_TIME_REGS]; int ret; ret = twl_i2c_read(TWL_MODULE_RTC, rtc_data, @@ -368,19 +369,19 @@ static int twl_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alm) static int twl_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm) { - unsigned char alarm_data[ALL_TIME_REGS + 1]; + unsigned char alarm_data[ALL_TIME_REGS]; int ret; ret = twl_rtc_alarm_irq_enable(dev, 0); if (ret) goto out; - alarm_data[1] = bin2bcd(alm->time.tm_sec); - alarm_data[2] = bin2bcd(alm->time.tm_min); - alarm_data[3] = bin2bcd(alm->time.tm_hour); - alarm_data[4] = bin2bcd(alm->time.tm_mday); - alarm_data[5] = bin2bcd(alm->time.tm_mon + 1); - alarm_data[6] = bin2bcd(alm->time.tm_year - 100); + alarm_data[0] = bin2bcd(alm->time.tm_sec); + alarm_data[1] = bin2bcd(alm->time.tm_min); + alarm_data[2] = bin2bcd(alm->time.tm_hour); + alarm_data[3] = bin2bcd(alm->time.tm_mday); + alarm_data[4] = bin2bcd(alm->time.tm_mon + 1); + alarm_data[5] = bin2bcd(alm->time.tm_year - 100); /* update all the alarm registers in one shot */ ret = twl_i2c_write(TWL_MODULE_RTC, alarm_data, @@ -458,7 +459,7 @@ static struct rtc_class_ops twl_rtc_ops = { /*----------------------------------------------------------------------*/ -static int __devinit twl_rtc_probe(struct platform_device *pdev) +static int twl_rtc_probe(struct platform_device *pdev) { struct rtc_device *rtc; int ret = -EINVAL; @@ -535,7 +536,7 @@ out1: * Disable all TWL RTC module interrupts. * Sets status flag to free. */ -static int __devexit twl_rtc_remove(struct platform_device *pdev) +static int twl_rtc_remove(struct platform_device *pdev) { /* leave rtc running, but disable irqs */ struct rtc_device *rtc = platform_get_drvdata(pdev); @@ -588,23 +589,26 @@ static int twl_rtc_resume(struct platform_device *pdev) #define twl_rtc_resume NULL #endif +#ifdef CONFIG_OF static const struct of_device_id twl_rtc_of_match[] = { {.compatible = "ti,twl4030-rtc", }, { }, }; MODULE_DEVICE_TABLE(of, twl_rtc_of_match); +#endif + MODULE_ALIAS("platform:twl_rtc"); static struct platform_driver twl4030rtc_driver = { .probe = twl_rtc_probe, - .remove = __devexit_p(twl_rtc_remove), + .remove = twl_rtc_remove, .shutdown = twl_rtc_shutdown, .suspend = twl_rtc_suspend, .resume = twl_rtc_resume, .driver = { .owner = THIS_MODULE, .name = "twl_rtc", - .of_match_table = twl_rtc_of_match, + .of_match_table = of_match_ptr(twl_rtc_of_match), }, }; |