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path: root/drivers/rtc/rtc-m48t59.c
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Diffstat (limited to 'drivers/rtc/rtc-m48t59.c')
-rw-r--r--drivers/rtc/rtc-m48t59.c49
1 files changed, 24 insertions, 25 deletions
diff --git a/drivers/rtc/rtc-m48t59.c b/drivers/rtc/rtc-m48t59.c
index ce4eff6a8d51..04b63dab6932 100644
--- a/drivers/rtc/rtc-m48t59.c
+++ b/drivers/rtc/rtc-m48t59.c
@@ -76,10 +76,10 @@ static int m48t59_rtc_read_time(struct device *dev, struct rtc_time *tm)
76 /* Issue the READ command */ 76 /* Issue the READ command */
77 M48T59_SET_BITS(M48T59_CNTL_READ, M48T59_CNTL); 77 M48T59_SET_BITS(M48T59_CNTL_READ, M48T59_CNTL);
78 78
79 tm->tm_year = BCD2BIN(M48T59_READ(M48T59_YEAR)); 79 tm->tm_year = bcd2bin(M48T59_READ(M48T59_YEAR));
80 /* tm_mon is 0-11 */ 80 /* tm_mon is 0-11 */
81 tm->tm_mon = BCD2BIN(M48T59_READ(M48T59_MONTH)) - 1; 81 tm->tm_mon = bcd2bin(M48T59_READ(M48T59_MONTH)) - 1;
82 tm->tm_mday = BCD2BIN(M48T59_READ(M48T59_MDAY)); 82 tm->tm_mday = bcd2bin(M48T59_READ(M48T59_MDAY));
83 83
84 val = M48T59_READ(M48T59_WDAY); 84 val = M48T59_READ(M48T59_WDAY);
85 if ((pdata->type == M48T59RTC_TYPE_M48T59) && 85 if ((pdata->type == M48T59RTC_TYPE_M48T59) &&
@@ -88,10 +88,10 @@ static int m48t59_rtc_read_time(struct device *dev, struct rtc_time *tm)
88 tm->tm_year += 100; /* one century */ 88 tm->tm_year += 100; /* one century */
89 } 89 }
90 90
91 tm->tm_wday = BCD2BIN(val & 0x07); 91 tm->tm_wday = bcd2bin(val & 0x07);
92 tm->tm_hour = BCD2BIN(M48T59_READ(M48T59_HOUR) & 0x3F); 92 tm->tm_hour = bcd2bin(M48T59_READ(M48T59_HOUR) & 0x3F);
93 tm->tm_min = BCD2BIN(M48T59_READ(M48T59_MIN) & 0x7F); 93 tm->tm_min = bcd2bin(M48T59_READ(M48T59_MIN) & 0x7F);
94 tm->tm_sec = BCD2BIN(M48T59_READ(M48T59_SEC) & 0x7F); 94 tm->tm_sec = bcd2bin(M48T59_READ(M48T59_SEC) & 0x7F);
95 95
96 /* Clear the READ bit */ 96 /* Clear the READ bit */
97 M48T59_CLEAR_BITS(M48T59_CNTL_READ, M48T59_CNTL); 97 M48T59_CLEAR_BITS(M48T59_CNTL_READ, M48T59_CNTL);
@@ -119,17 +119,17 @@ static int m48t59_rtc_set_time(struct device *dev, struct rtc_time *tm)
119 /* Issue the WRITE command */ 119 /* Issue the WRITE command */
120 M48T59_SET_BITS(M48T59_CNTL_WRITE, M48T59_CNTL); 120 M48T59_SET_BITS(M48T59_CNTL_WRITE, M48T59_CNTL);
121 121
122 M48T59_WRITE((BIN2BCD(tm->tm_sec) & 0x7F), M48T59_SEC); 122 M48T59_WRITE((bin2bcd(tm->tm_sec) & 0x7F), M48T59_SEC);
123 M48T59_WRITE((BIN2BCD(tm->tm_min) & 0x7F), M48T59_MIN); 123 M48T59_WRITE((bin2bcd(tm->tm_min) & 0x7F), M48T59_MIN);
124 M48T59_WRITE((BIN2BCD(tm->tm_hour) & 0x3F), M48T59_HOUR); 124 M48T59_WRITE((bin2bcd(tm->tm_hour) & 0x3F), M48T59_HOUR);
125 M48T59_WRITE((BIN2BCD(tm->tm_mday) & 0x3F), M48T59_MDAY); 125 M48T59_WRITE((bin2bcd(tm->tm_mday) & 0x3F), M48T59_MDAY);
126 /* tm_mon is 0-11 */ 126 /* tm_mon is 0-11 */
127 M48T59_WRITE((BIN2BCD(tm->tm_mon + 1) & 0x1F), M48T59_MONTH); 127 M48T59_WRITE((bin2bcd(tm->tm_mon + 1) & 0x1F), M48T59_MONTH);
128 M48T59_WRITE(BIN2BCD(tm->tm_year % 100), M48T59_YEAR); 128 M48T59_WRITE(bin2bcd(tm->tm_year % 100), M48T59_YEAR);
129 129
130 if (pdata->type == M48T59RTC_TYPE_M48T59 && (tm->tm_year / 100)) 130 if (pdata->type == M48T59RTC_TYPE_M48T59 && (tm->tm_year / 100))
131 val = (M48T59_WDAY_CEB | M48T59_WDAY_CB); 131 val = (M48T59_WDAY_CEB | M48T59_WDAY_CB);
132 val |= (BIN2BCD(tm->tm_wday) & 0x07); 132 val |= (bin2bcd(tm->tm_wday) & 0x07);
133 M48T59_WRITE(val, M48T59_WDAY); 133 M48T59_WRITE(val, M48T59_WDAY);
134 134
135 /* Clear the WRITE bit */ 135 /* Clear the WRITE bit */
@@ -158,18 +158,18 @@ static int m48t59_rtc_readalarm(struct device *dev, struct rtc_wkalrm *alrm)
158 /* Issue the READ command */ 158 /* Issue the READ command */
159 M48T59_SET_BITS(M48T59_CNTL_READ, M48T59_CNTL); 159 M48T59_SET_BITS(M48T59_CNTL_READ, M48T59_CNTL);
160 160
161 tm->tm_year = BCD2BIN(M48T59_READ(M48T59_YEAR)); 161 tm->tm_year = bcd2bin(M48T59_READ(M48T59_YEAR));
162 /* tm_mon is 0-11 */ 162 /* tm_mon is 0-11 */
163 tm->tm_mon = BCD2BIN(M48T59_READ(M48T59_MONTH)) - 1; 163 tm->tm_mon = bcd2bin(M48T59_READ(M48T59_MONTH)) - 1;
164 164
165 val = M48T59_READ(M48T59_WDAY); 165 val = M48T59_READ(M48T59_WDAY);
166 if ((val & M48T59_WDAY_CEB) && (val & M48T59_WDAY_CB)) 166 if ((val & M48T59_WDAY_CEB) && (val & M48T59_WDAY_CB))
167 tm->tm_year += 100; /* one century */ 167 tm->tm_year += 100; /* one century */
168 168
169 tm->tm_mday = BCD2BIN(M48T59_READ(M48T59_ALARM_DATE)); 169 tm->tm_mday = bcd2bin(M48T59_READ(M48T59_ALARM_DATE));
170 tm->tm_hour = BCD2BIN(M48T59_READ(M48T59_ALARM_HOUR)); 170 tm->tm_hour = bcd2bin(M48T59_READ(M48T59_ALARM_HOUR));
171 tm->tm_min = BCD2BIN(M48T59_READ(M48T59_ALARM_MIN)); 171 tm->tm_min = bcd2bin(M48T59_READ(M48T59_ALARM_MIN));
172 tm->tm_sec = BCD2BIN(M48T59_READ(M48T59_ALARM_SEC)); 172 tm->tm_sec = bcd2bin(M48T59_READ(M48T59_ALARM_SEC));
173 173
174 /* Clear the READ bit */ 174 /* Clear the READ bit */
175 M48T59_CLEAR_BITS(M48T59_CNTL_READ, M48T59_CNTL); 175 M48T59_CLEAR_BITS(M48T59_CNTL_READ, M48T59_CNTL);
@@ -201,18 +201,18 @@ static int m48t59_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm)
201 * 0xff means "always match" 201 * 0xff means "always match"
202 */ 202 */
203 mday = tm->tm_mday; 203 mday = tm->tm_mday;
204 mday = (mday >= 1 && mday <= 31) ? BIN2BCD(mday) : 0xff; 204 mday = (mday >= 1 && mday <= 31) ? bin2bcd(mday) : 0xff;
205 if (mday == 0xff) 205 if (mday == 0xff)
206 mday = M48T59_READ(M48T59_MDAY); 206 mday = M48T59_READ(M48T59_MDAY);
207 207
208 hour = tm->tm_hour; 208 hour = tm->tm_hour;
209 hour = (hour < 24) ? BIN2BCD(hour) : 0x00; 209 hour = (hour < 24) ? bin2bcd(hour) : 0x00;
210 210
211 min = tm->tm_min; 211 min = tm->tm_min;
212 min = (min < 60) ? BIN2BCD(min) : 0x00; 212 min = (min < 60) ? bin2bcd(min) : 0x00;
213 213
214 sec = tm->tm_sec; 214 sec = tm->tm_sec;
215 sec = (sec < 60) ? BIN2BCD(sec) : 0x00; 215 sec = (sec < 60) ? bin2bcd(sec) : 0x00;
216 216
217 spin_lock_irqsave(&m48t59->lock, flags); 217 spin_lock_irqsave(&m48t59->lock, flags);
218 /* Issue the WRITE command */ 218 /* Issue the WRITE command */
@@ -360,7 +360,6 @@ static struct bin_attribute m48t59_nvram_attr = {
360 .attr = { 360 .attr = {
361 .name = "nvram", 361 .name = "nvram",
362 .mode = S_IRUGO | S_IWUSR, 362 .mode = S_IRUGO | S_IWUSR,
363 .owner = THIS_MODULE,
364 }, 363 },
365 .read = m48t59_nvram_read, 364 .read = m48t59_nvram_read,
366 .write = m48t59_nvram_write, 365 .write = m48t59_nvram_write,