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-rw-r--r--arch/mips/jmr3927/common/rtc_ds1742.c60
-rw-r--r--include/asm-mips/ds1742.h13
-rw-r--r--include/asm-mips/mach-jmr3927/ds1742.h4
3 files changed, 45 insertions, 32 deletions
diff --git a/arch/mips/jmr3927/common/rtc_ds1742.c b/arch/mips/jmr3927/common/rtc_ds1742.c
index a6bd3f4d3049..e6561345d12a 100644
--- a/arch/mips/jmr3927/common/rtc_ds1742.c
+++ b/arch/mips/jmr3927/common/rtc_ds1742.c
@@ -60,15 +60,15 @@ rtc_ds1742_get_time(void)
60 unsigned long flags; 60 unsigned long flags;
61 61
62 spin_lock_irqsave(&rtc_lock, flags); 62 spin_lock_irqsave(&rtc_lock, flags);
63 CMOS_WRITE(RTC_READ, RTC_CONTROL); 63 rtc_write(RTC_READ, RTC_CONTROL);
64 second = BCD2BIN(CMOS_READ(RTC_SECONDS) & RTC_SECONDS_MASK); 64 second = BCD2BIN(rtc_read(RTC_SECONDS) & RTC_SECONDS_MASK);
65 minute = BCD2BIN(CMOS_READ(RTC_MINUTES)); 65 minute = BCD2BIN(rtc_read(RTC_MINUTES));
66 hour = BCD2BIN(CMOS_READ(RTC_HOURS)); 66 hour = BCD2BIN(rtc_read(RTC_HOURS));
67 day = BCD2BIN(CMOS_READ(RTC_DATE)); 67 day = BCD2BIN(rtc_read(RTC_DATE));
68 month = BCD2BIN(CMOS_READ(RTC_MONTH)); 68 month = BCD2BIN(rtc_read(RTC_MONTH));
69 year = BCD2BIN(CMOS_READ(RTC_YEAR)); 69 year = BCD2BIN(rtc_read(RTC_YEAR));
70 century = BCD2BIN(CMOS_READ(RTC_CENTURY) & RTC_CENTURY_MASK); 70 century = BCD2BIN(rtc_read(RTC_CENTURY) & RTC_CENTURY_MASK);
71 CMOS_WRITE(0, RTC_CONTROL); 71 rtc_write(0, RTC_CONTROL);
72 spin_unlock_irqrestore(&rtc_lock, flags); 72 spin_unlock_irqrestore(&rtc_lock, flags);
73 73
74 year += century * 100; 74 year += century * 100;
@@ -87,16 +87,16 @@ rtc_ds1742_set_time(unsigned long t)
87 unsigned long flags; 87 unsigned long flags;
88 88
89 spin_lock_irqsave(&rtc_lock, flags); 89 spin_lock_irqsave(&rtc_lock, flags);
90 CMOS_WRITE(RTC_READ, RTC_CONTROL); 90 rtc_write(RTC_READ, RTC_CONTROL);
91 cmos_second = (u8)(CMOS_READ(RTC_SECONDS) & RTC_SECONDS_MASK); 91 cmos_second = (u8)(rtc_read(RTC_SECONDS) & RTC_SECONDS_MASK);
92 cmos_minute = (u8)CMOS_READ(RTC_MINUTES); 92 cmos_minute = (u8)rtc_read(RTC_MINUTES);
93 cmos_hour = (u8)CMOS_READ(RTC_HOURS); 93 cmos_hour = (u8)rtc_read(RTC_HOURS);
94 cmos_day = (u8)CMOS_READ(RTC_DATE); 94 cmos_day = (u8)rtc_read(RTC_DATE);
95 cmos_month = (u8)CMOS_READ(RTC_MONTH); 95 cmos_month = (u8)rtc_read(RTC_MONTH);
96 cmos_year = (u8)CMOS_READ(RTC_YEAR); 96 cmos_year = (u8)rtc_read(RTC_YEAR);
97 cmos_century = CMOS_READ(RTC_CENTURY) & RTC_CENTURY_MASK; 97 cmos_century = rtc_read(RTC_CENTURY) & RTC_CENTURY_MASK;
98 98
99 CMOS_WRITE(RTC_WRITE, RTC_CONTROL); 99 rtc_write(RTC_WRITE, RTC_CONTROL);
100 100
101 /* convert */ 101 /* convert */
102 to_tm(t, &tm); 102 to_tm(t, &tm);
@@ -104,18 +104,18 @@ rtc_ds1742_set_time(unsigned long t)
104 /* check each field one by one */ 104 /* check each field one by one */
105 year = BIN2BCD(tm.tm_year - EPOCH); 105 year = BIN2BCD(tm.tm_year - EPOCH);
106 if (year != cmos_year) { 106 if (year != cmos_year) {
107 CMOS_WRITE(year,RTC_YEAR); 107 rtc_write(year,RTC_YEAR);
108 } 108 }
109 109
110 month = BIN2BCD(tm.tm_mon); 110 month = BIN2BCD(tm.tm_mon);
111 if (month != (cmos_month & 0x1f)) { 111 if (month != (cmos_month & 0x1f)) {
112 CMOS_WRITE((month & 0x1f) | (cmos_month & ~0x1f),RTC_MONTH); 112 rtc_write((month & 0x1f) | (cmos_month & ~0x1f),RTC_MONTH);
113 } 113 }
114 114
115 day = BIN2BCD(tm.tm_mday); 115 day = BIN2BCD(tm.tm_mday);
116 if (day != cmos_day) { 116 if (day != cmos_day) {
117 117
118 CMOS_WRITE(day, RTC_DATE); 118 rtc_write(day, RTC_DATE);
119 } 119 }
120 120
121 if (cmos_hour & 0x40) { 121 if (cmos_hour & 0x40) {
@@ -130,20 +130,20 @@ rtc_ds1742_set_time(unsigned long t)
130 /* 24 hour format */ 130 /* 24 hour format */
131 hour = BIN2BCD(tm.tm_hour) & 0x3f; 131 hour = BIN2BCD(tm.tm_hour) & 0x3f;
132 } 132 }
133 if (hour != cmos_hour) CMOS_WRITE(hour, RTC_HOURS); 133 if (hour != cmos_hour) rtc_write(hour, RTC_HOURS);
134 134
135 minute = BIN2BCD(tm.tm_min); 135 minute = BIN2BCD(tm.tm_min);
136 if (minute != cmos_minute) { 136 if (minute != cmos_minute) {
137 CMOS_WRITE(minute, RTC_MINUTES); 137 rtc_write(minute, RTC_MINUTES);
138 } 138 }
139 139
140 second = BIN2BCD(tm.tm_sec); 140 second = BIN2BCD(tm.tm_sec);
141 if (second != cmos_second) { 141 if (second != cmos_second) {
142 CMOS_WRITE(second & RTC_SECONDS_MASK,RTC_SECONDS); 142 rtc_write(second & RTC_SECONDS_MASK,RTC_SECONDS);
143 } 143 }
144 144
145 /* RTC_CENTURY and RTC_CONTROL share same address... */ 145 /* RTC_CENTURY and RTC_CONTROL share same address... */
146 CMOS_WRITE(cmos_century, RTC_CONTROL); 146 rtc_write(cmos_century, RTC_CONTROL);
147 spin_unlock_irqrestore(&rtc_lock, flags); 147 spin_unlock_irqrestore(&rtc_lock, flags);
148 148
149 return 0; 149 return 0;
@@ -163,9 +163,9 @@ rtc_ds1742_init(unsigned long base)
163 rtc_mips_set_time = rtc_ds1742_set_time; 163 rtc_mips_set_time = rtc_ds1742_set_time;
164 164
165 /* clear oscillator stop bit */ 165 /* clear oscillator stop bit */
166 CMOS_WRITE(RTC_READ, RTC_CONTROL); 166 rtc_write(RTC_READ, RTC_CONTROL);
167 cmos_second = (u8)(CMOS_READ(RTC_SECONDS) & RTC_SECONDS_MASK); 167 cmos_second = (u8)(rtc_read(RTC_SECONDS) & RTC_SECONDS_MASK);
168 CMOS_WRITE(RTC_WRITE, RTC_CONTROL); 168 rtc_write(RTC_WRITE, RTC_CONTROL);
169 CMOS_WRITE(cmos_second, RTC_SECONDS); /* clear msb */ 169 rtc_write(cmos_second, RTC_SECONDS); /* clear msb */
170 CMOS_WRITE(0, RTC_CONTROL); 170 rtc_write(0, RTC_CONTROL);
171} 171}
diff --git a/include/asm-mips/ds1742.h b/include/asm-mips/ds1742.h
new file mode 100644
index 000000000000..c2f2c32da637
--- /dev/null
+++ b/include/asm-mips/ds1742.h
@@ -0,0 +1,13 @@
1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 2006 by Ralf Baechle (ralf@linux-mips.org)
7 */
8#ifndef _ASM_DS1742_H
9#define _ASM_DS1742_H
10
11#include <ds1742.h>
12
13#endif /* _ASM_DS1742_H */
diff --git a/include/asm-mips/mach-jmr3927/ds1742.h b/include/asm-mips/mach-jmr3927/ds1742.h
index cff6192d4bdb..8a8fef6d07fa 100644
--- a/include/asm-mips/mach-jmr3927/ds1742.h
+++ b/include/asm-mips/mach-jmr3927/ds1742.h
@@ -3,14 +3,14 @@
3 * License. See the file "COPYING" in the main directory of this archive 3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details. 4 * for more details.
5 * 5 *
6 * Copyright (C) 2003 by Ralf Baechle 6 * Copyright (C) 2003, 06 by Ralf Baechle
7 */ 7 */
8#ifndef __ASM_MACH_JMR3927_DS1742_H 8#ifndef __ASM_MACH_JMR3927_DS1742_H
9#define __ASM_MACH_JMR3927_DS1742_H 9#define __ASM_MACH_JMR3927_DS1742_H
10 10
11#include <asm/jmr3927/jmr3927.h> 11#include <asm/jmr3927/jmr3927.h>
12 12
13#define rtc_read(reg) (jmr3927_nvram_in(addr)) 13#define rtc_read(reg) (jmr3927_nvram_in(reg))
14#define rtc_write(data, reg) (jmr3927_nvram_out((data),(reg))) 14#define rtc_write(data, reg) (jmr3927_nvram_out((data),(reg)))
15 15
16#endif /* __ASM_MACH_JMR3927_DS1742_H */ 16#endif /* __ASM_MACH_JMR3927_DS1742_H */