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path: root/drivers/rtc/rtc-ds1305.c
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Diffstat (limited to 'drivers/rtc/rtc-ds1305.c')
-rw-r--r--drivers/rtc/rtc-ds1305.c39
1 files changed, 19 insertions, 20 deletions
diff --git a/drivers/rtc/rtc-ds1305.c b/drivers/rtc/rtc-ds1305.c
index b91d02a3ace9..fc372df6534b 100644
--- a/drivers/rtc/rtc-ds1305.c
+++ b/drivers/rtc/rtc-ds1305.c
@@ -114,10 +114,10 @@ static unsigned bcd2hour(u8 bcd)
114 hour = 12; 114 hour = 12;
115 bcd &= ~DS1305_HR_PM; 115 bcd &= ~DS1305_HR_PM;
116 } 116 }
117 hour += BCD2BIN(bcd); 117 hour += bcd2bin(bcd);
118 return hour - 1; 118 return hour - 1;
119 } 119 }
120 return BCD2BIN(bcd); 120 return bcd2bin(bcd);
121} 121}
122 122
123static u8 hour2bcd(bool hr12, int hour) 123static u8 hour2bcd(bool hr12, int hour)
@@ -125,11 +125,11 @@ static u8 hour2bcd(bool hr12, int hour)
125 if (hr12) { 125 if (hr12) {
126 hour++; 126 hour++;
127 if (hour <= 12) 127 if (hour <= 12)
128 return DS1305_HR_12 | BIN2BCD(hour); 128 return DS1305_HR_12 | bin2bcd(hour);
129 hour -= 12; 129 hour -= 12;
130 return DS1305_HR_12 | DS1305_HR_PM | BIN2BCD(hour); 130 return DS1305_HR_12 | DS1305_HR_PM | bin2bcd(hour);
131 } 131 }
132 return BIN2BCD(hour); 132 return bin2bcd(hour);
133} 133}
134 134
135/*----------------------------------------------------------------------*/ 135/*----------------------------------------------------------------------*/
@@ -206,13 +206,13 @@ static int ds1305_get_time(struct device *dev, struct rtc_time *time)
206 buf[4], buf[5], buf[6]); 206 buf[4], buf[5], buf[6]);
207 207
208 /* Decode the registers */ 208 /* Decode the registers */
209 time->tm_sec = BCD2BIN(buf[DS1305_SEC]); 209 time->tm_sec = bcd2bin(buf[DS1305_SEC]);
210 time->tm_min = BCD2BIN(buf[DS1305_MIN]); 210 time->tm_min = bcd2bin(buf[DS1305_MIN]);
211 time->tm_hour = bcd2hour(buf[DS1305_HOUR]); 211 time->tm_hour = bcd2hour(buf[DS1305_HOUR]);
212 time->tm_wday = buf[DS1305_WDAY] - 1; 212 time->tm_wday = buf[DS1305_WDAY] - 1;
213 time->tm_mday = BCD2BIN(buf[DS1305_MDAY]); 213 time->tm_mday = bcd2bin(buf[DS1305_MDAY]);
214 time->tm_mon = BCD2BIN(buf[DS1305_MON]) - 1; 214 time->tm_mon = bcd2bin(buf[DS1305_MON]) - 1;
215 time->tm_year = BCD2BIN(buf[DS1305_YEAR]) + 100; 215 time->tm_year = bcd2bin(buf[DS1305_YEAR]) + 100;
216 216
217 dev_vdbg(dev, "%s secs=%d, mins=%d, " 217 dev_vdbg(dev, "%s secs=%d, mins=%d, "
218 "hours=%d, mday=%d, mon=%d, year=%d, wday=%d\n", 218 "hours=%d, mday=%d, mon=%d, year=%d, wday=%d\n",
@@ -239,13 +239,13 @@ static int ds1305_set_time(struct device *dev, struct rtc_time *time)
239 /* Write registers starting at the first time/date address. */ 239 /* Write registers starting at the first time/date address. */
240 *bp++ = DS1305_WRITE | DS1305_SEC; 240 *bp++ = DS1305_WRITE | DS1305_SEC;
241 241
242 *bp++ = BIN2BCD(time->tm_sec); 242 *bp++ = bin2bcd(time->tm_sec);
243 *bp++ = BIN2BCD(time->tm_min); 243 *bp++ = bin2bcd(time->tm_min);
244 *bp++ = hour2bcd(ds1305->hr12, time->tm_hour); 244 *bp++ = hour2bcd(ds1305->hr12, time->tm_hour);
245 *bp++ = (time->tm_wday < 7) ? (time->tm_wday + 1) : 1; 245 *bp++ = (time->tm_wday < 7) ? (time->tm_wday + 1) : 1;
246 *bp++ = BIN2BCD(time->tm_mday); 246 *bp++ = bin2bcd(time->tm_mday);
247 *bp++ = BIN2BCD(time->tm_mon + 1); 247 *bp++ = bin2bcd(time->tm_mon + 1);
248 *bp++ = BIN2BCD(time->tm_year - 100); 248 *bp++ = bin2bcd(time->tm_year - 100);
249 249
250 dev_dbg(dev, "%s: %02x %02x %02x, %02x %02x %02x %02x\n", 250 dev_dbg(dev, "%s: %02x %02x %02x, %02x %02x %02x %02x\n",
251 "write", buf[1], buf[2], buf[3], 251 "write", buf[1], buf[2], buf[3],
@@ -329,8 +329,8 @@ static int ds1305_get_alarm(struct device *dev, struct rtc_wkalrm *alm)
329 * fill in the rest ... and also handle rollover to tomorrow when 329 * fill in the rest ... and also handle rollover to tomorrow when
330 * that's needed. 330 * that's needed.
331 */ 331 */
332 alm->time.tm_sec = BCD2BIN(buf[DS1305_SEC]); 332 alm->time.tm_sec = bcd2bin(buf[DS1305_SEC]);
333 alm->time.tm_min = BCD2BIN(buf[DS1305_MIN]); 333 alm->time.tm_min = bcd2bin(buf[DS1305_MIN]);
334 alm->time.tm_hour = bcd2hour(buf[DS1305_HOUR]); 334 alm->time.tm_hour = bcd2hour(buf[DS1305_HOUR]);
335 alm->time.tm_mday = -1; 335 alm->time.tm_mday = -1;
336 alm->time.tm_mon = -1; 336 alm->time.tm_mon = -1;
@@ -387,8 +387,8 @@ static int ds1305_set_alarm(struct device *dev, struct rtc_wkalrm *alm)
387 387
388 /* write alarm */ 388 /* write alarm */
389 buf[0] = DS1305_WRITE | DS1305_ALM0(DS1305_SEC); 389 buf[0] = DS1305_WRITE | DS1305_ALM0(DS1305_SEC);
390 buf[1 + DS1305_SEC] = BIN2BCD(alm->time.tm_sec); 390 buf[1 + DS1305_SEC] = bin2bcd(alm->time.tm_sec);
391 buf[1 + DS1305_MIN] = BIN2BCD(alm->time.tm_min); 391 buf[1 + DS1305_MIN] = bin2bcd(alm->time.tm_min);
392 buf[1 + DS1305_HOUR] = hour2bcd(ds1305->hr12, alm->time.tm_hour); 392 buf[1 + DS1305_HOUR] = hour2bcd(ds1305->hr12, alm->time.tm_hour);
393 buf[1 + DS1305_WDAY] = DS1305_ALM_DISABLE; 393 buf[1 + DS1305_WDAY] = DS1305_ALM_DISABLE;
394 394
@@ -606,7 +606,6 @@ ds1305_nvram_write(struct kobject *kobj, struct bin_attribute *attr,
606static struct bin_attribute nvram = { 606static struct bin_attribute nvram = {
607 .attr.name = "nvram", 607 .attr.name = "nvram",
608 .attr.mode = S_IRUGO | S_IWUSR, 608 .attr.mode = S_IRUGO | S_IWUSR,
609 .attr.owner = THIS_MODULE,
610 .read = ds1305_nvram_read, 609 .read = ds1305_nvram_read,
611 .write = ds1305_nvram_write, 610 .write = ds1305_nvram_write,
612 .size = DS1305_NVRAM_LEN, 611 .size = DS1305_NVRAM_LEN,