| /* |
| * Definitions for the M48Txx and mc146818 series of Time of day/Real Time |
| * Clock chips. |
| * |
| * Author: Mark A. Greer |
| * mgreer@mvista.com |
| * |
| * 2001 (c) MontaVista, Software, Inc. This file is licensed under |
| * the terms of the GNU General Public License version 2. This program |
| * is licensed "as is" without any warranty of any kind, whether express |
| * or implied. |
| */ |
| |
| /* |
| * Support for the M48T37/M48T59/.../mc146818 Real Time Clock chips. |
| * Purpose is to make one generic file that handles all of these chips instead |
| * of every platform implementing the same code over & over again. |
| */ |
| |
| #ifndef __PPC_KERNEL_TODC_H |
| #define __PPC_KERNEL_TODC_H |
| |
| typedef struct { |
| uint rtc_type; /* your particular chip */ |
| |
| /* |
| * Following are the addresses of the AS0, AS1, and DATA registers |
| * of these chips. Note that these are board-specific. |
| */ |
| unsigned int nvram_as0; |
| unsigned int nvram_as1; |
| unsigned int nvram_data; |
| |
| /* |
| * Define bits to stop external set of regs from changing so |
| * the chip can be read/written reliably. |
| */ |
| unsigned char enable_read; |
| unsigned char enable_write; |
| |
| /* |
| * Following is the number of AS0 address bits. This is normally |
| * 8 but some bad hardware routes address lines incorrectly. |
| */ |
| int as0_bits; |
| |
| int nvram_size; /* Size of NVRAM on chip */ |
| int sw_flags; /* Software control flags */ |
| |
| /* Following are the register offsets for the particular chip */ |
| int year; |
| int month; |
| int day_of_month; |
| int day_of_week; |
| int hours; |
| int minutes; |
| int seconds; |
| int control_b; |
| int control_a; |
| int watchdog; |
| int interrupts; |
| int alarm_date; |
| int alarm_hour; |
| int alarm_minutes; |
| int alarm_seconds; |
| int century; |
| int flags; |
| |
| /* |
| * Some RTC chips have their NVRAM buried behind a addr/data pair of |
| * regs on the first level/clock registers. The following fields |
| * are the addresses for those addr/data regs. |
| */ |
| int nvram_addr_reg; |
| int nvram_data_reg; |
| } todc_info_t; |
| |
| /* |
| * Define the types of TODC/RTC variants that are supported in |
| * arch/ppc/kernel/todc_time.c |
| * Make a new one of these for any chip somehow differs from what's already |
| * defined. That way, if you ever need to put in code to touch those |
| * bits/registers in todc_time.c, you can put it inside an |
| * 'if (todc_info->rtc_type == TODC_TYPE_XXX)' so you won't break |
| * anyone else. |
| */ |
| #define TODC_TYPE_MK48T35 1 |
| #define TODC_TYPE_MK48T37 2 |
| #define TODC_TYPE_MK48T59 3 |
| #define TODC_TYPE_DS1693 4 /* Dallas DS1693 RTC */ |
| #define TODC_TYPE_DS1743 5 /* Dallas DS1743 RTC */ |
| #define TODC_TYPE_DS1746 6 /* Dallas DS1746 RTC */ |
| #define TODC_TYPE_DS1747 7 /* Dallas DS1747 RTC */ |
| #define TODC_TYPE_DS1501 8 /* Dallas DS1501 RTC */ |
| #define TODC_TYPE_DS1643 9 /* Dallas DS1643 RTC */ |
| #define TODC_TYPE_PC97307 10 /* PC97307 internal RTC */ |
| #define TODC_TYPE_DS1557 11 /* Dallas DS1557 RTC */ |
| #define TODC_TYPE_DS17285 12 /* Dallas DS17285 RTC */ |
| #define TODC_TYPE_DS1553 13 /* Dallas DS1553 RTC */ |
| #define TODC_TYPE_MC146818 100 /* Leave room for m48txx's */ |
| |
| /* |
| * Bit to clear/set to enable reads/writes to the chip |
| */ |
| #define TODC_MK48TXX_CNTL_A_R 0x40 |
| #define TODC_MK48TXX_CNTL_A_W 0x80 |
| #define TODC_MK48TXX_DAY_CB 0x80 |
| |
| #define TODC_DS1501_CNTL_B_TE 0x80 |
| |
| /* |
| * Define flag bits used by todc routines. |
| */ |
| #define TODC_FLAG_2_LEVEL_NVRAM 0x00000001 |
| |
| /* |
| * Define the values for the various RTC's that should to into the todc_info |
| * table. |
| * Note: The XXX_NVRAM_SIZE, XXX_NVRAM_ADDR_REG, and XXX_NVRAM_DATA_REG only |
| * matter if XXX_SW_FLAGS has TODC_FLAG_2_LEVEL_NVRAM set. |
| */ |
| #define TODC_TYPE_MK48T35_NVRAM_SIZE 0x7ff8 |
| #define TODC_TYPE_MK48T35_SW_FLAGS 0 |
| #define TODC_TYPE_MK48T35_YEAR 0x7fff |
| #define TODC_TYPE_MK48T35_MONTH 0x7ffe |
| #define TODC_TYPE_MK48T35_DOM 0x7ffd /* Day of Month */ |
| #define TODC_TYPE_MK48T35_DOW 0x7ffc /* Day of Week */ |
| #define TODC_TYPE_MK48T35_HOURS 0x7ffb |
| #define TODC_TYPE_MK48T35_MINUTES 0x7ffa |
| #define TODC_TYPE_MK48T35_SECONDS 0x7ff9 |
| #define TODC_TYPE_MK48T35_CNTL_B 0x7ff9 |
| #define TODC_TYPE_MK48T35_CNTL_A 0x7ff8 |
| #define TODC_TYPE_MK48T35_WATCHDOG 0x0000 |
| #define TODC_TYPE_MK48T35_INTERRUPTS 0x0000 |
| #define TODC_TYPE_MK48T35_ALARM_DATE 0x0000 |
| #define TODC_TYPE_MK48T35_ALARM_HOUR 0x0000 |
| #define TODC_TYPE_MK48T35_ALARM_MINUTES 0x0000 |
| #define TODC_TYPE_MK48T35_ALARM_SECONDS 0x0000 |
| #define TODC_TYPE_MK48T35_CENTURY 0x0000 |
| #define TODC_TYPE_MK48T35_FLAGS 0x0000 |
| #define TODC_TYPE_MK48T35_NVRAM_ADDR_REG 0 |
| #define TODC_TYPE_MK48T35_NVRAM_DATA_REG 0 |
| |
| #define TODC_TYPE_MK48T37_NVRAM_SIZE 0x7ff0 |
| #define TODC_TYPE_MK48T37_SW_FLAGS 0 |
| #define TODC_TYPE_MK48T37_YEAR 0x7fff |
| #define TODC_TYPE_MK48T37_MONTH 0x7ffe |
| #define TODC_TYPE_MK48T37_DOM 0x7ffd /* Day of Month */ |
| #define TODC_TYPE_MK48T37_DOW 0x7ffc /* Day of Week */ |
| #define TODC_TYPE_MK48T37_HOURS 0x7ffb |
| #define TODC_TYPE_MK48T37_MINUTES 0x7ffa |
| #define TODC_TYPE_MK48T37_SECONDS 0x7ff9 |
| #define TODC_TYPE_MK48T37_CNTL_B 0x7ff9 |
| #define TODC_TYPE_MK48T37_CNTL_A 0x7ff8 |
| #define TODC_TYPE_MK48T37_WATCHDOG 0x7ff7 |
| #define TODC_TYPE_MK48T37_INTERRUPTS 0x7ff6 |
| #define TODC_TYPE_MK48T37_ALARM_DATE 0x7ff5 |
| #define TODC_TYPE_MK48T37_ALARM_HOUR 0x7ff4 |
| #define TODC_TYPE_MK48T37_ALARM_MINUTES 0x7ff3 |
| #define TODC_TYPE_MK48T37_ALARM_SECONDS 0x7ff2 |
| #define TODC_TYPE_MK48T37_CENTURY 0x7ff1 |
| #define TODC_TYPE_MK48T37_FLAGS 0x7ff0 |
| #define TODC_TYPE_MK48T37_NVRAM_ADDR_REG 0 |
| #define TODC_TYPE_MK48T37_NVRAM_DATA_REG 0 |
| |
| #define TODC_TYPE_MK48T59_NVRAM_SIZE 0x1ff0 |
| #define TODC_TYPE_MK48T59_SW_FLAGS 0 |
| #define TODC_TYPE_MK48T59_YEAR 0x1fff |
| #define TODC_TYPE_MK48T59_MONTH 0x1ffe |
| #define TODC_TYPE_MK48T59_DOM 0x1ffd /* Day of Month */ |
| #define TODC_TYPE_MK48T59_DOW 0x1ffc /* Day of Week */ |
| #define TODC_TYPE_MK48T59_HOURS 0x1ffb |
| #define TODC_TYPE_MK48T59_MINUTES 0x1ffa |
| #define TODC_TYPE_MK48T59_SECONDS 0x1ff9 |
| #define TODC_TYPE_MK48T59_CNTL_B 0x1ff9 |
| #define TODC_TYPE_MK48T59_CNTL_A 0x1ff8 |
| #define TODC_TYPE_MK48T59_WATCHDOG 0x1fff |
| #define TODC_TYPE_MK48T59_INTERRUPTS 0x1fff |
| #define TODC_TYPE_MK48T59_ALARM_DATE 0x1fff |
| #define TODC_TYPE_MK48T59_ALARM_HOUR 0x1fff |
| #define TODC_TYPE_MK48T59_ALARM_MINUTES 0x1fff |
| #define TODC_TYPE_MK48T59_ALARM_SECONDS 0x1fff |
| #define TODC_TYPE_MK48T59_CENTURY 0x1fff |
| #define TODC_TYPE_MK48T59_FLAGS 0x1fff |
| #define TODC_TYPE_MK48T59_NVRAM_ADDR_REG 0 |
| #define TODC_TYPE_MK48T59_NVRAM_DATA_REG 0 |
| |
| #define TODC_TYPE_DS1501_NVRAM_SIZE 0x100 |
| #define TODC_TYPE_DS1501_SW_FLAGS TODC_FLAG_2_LEVEL_NVRAM |
| #define TODC_TYPE_DS1501_YEAR (TODC_TYPE_DS1501_NVRAM_SIZE + 0x06) |
| #define TODC_TYPE_DS1501_MONTH (TODC_TYPE_DS1501_NVRAM_SIZE + 0x05) |
| #define TODC_TYPE_DS1501_DOM (TODC_TYPE_DS1501_NVRAM_SIZE + 0x04) |
| #define TODC_TYPE_DS1501_DOW (TODC_TYPE_DS1501_NVRAM_SIZE + 0x03) |
| #define TODC_TYPE_DS1501_HOURS (TODC_TYPE_DS1501_NVRAM_SIZE + 0x02) |
| #define TODC_TYPE_DS1501_MINUTES (TODC_TYPE_DS1501_NVRAM_SIZE + 0x01) |
| #define TODC_TYPE_DS1501_SECONDS (TODC_TYPE_DS1501_NVRAM_SIZE + 0x00) |
| #define TODC_TYPE_DS1501_CNTL_B (TODC_TYPE_DS1501_NVRAM_SIZE + 0x0f) |
| #define TODC_TYPE_DS1501_CNTL_A (TODC_TYPE_DS1501_NVRAM_SIZE + 0x0f) |
| #define TODC_TYPE_DS1501_WATCHDOG (TODC_TYPE_DS1501_NVRAM_SIZE + 0xff) |
| #define TODC_TYPE_DS1501_INTERRUPTS (TODC_TYPE_DS1501_NVRAM_SIZE + 0xff) |
| #define TODC_TYPE_DS1501_ALARM_DATE (TODC_TYPE_DS1501_NVRAM_SIZE + 0x0b) |
| #define TODC_TYPE_DS1501_ALARM_HOUR (TODC_TYPE_DS1501_NVRAM_SIZE + 0x0a) |
| #define TODC_TYPE_DS1501_ALARM_MINUTES (TODC_TYPE_DS1501_NVRAM_SIZE + 0x09) |
| #define TODC_TYPE_DS1501_ALARM_SECONDS (TODC_TYPE_DS1501_NVRAM_SIZE + 0x08) |
| #define TODC_TYPE_DS1501_CENTURY (TODC_TYPE_DS1501_NVRAM_SIZE + 0x07) |
| #define TODC_TYPE_DS1501_FLAGS (TODC_TYPE_DS1501_NVRAM_SIZE + 0xff) |
| #define TODC_TYPE_DS1501_NVRAM_ADDR_REG 0x10 |
| #define TODC_TYPE_DS1501_NVRAM_DATA_REG 0x13 |
| |
| #define TODC_TYPE_DS1553_NVRAM_SIZE 0x1ff0 |
| #define TODC_TYPE_DS1553_SW_FLAGS 0 |
| #define TODC_TYPE_DS1553_YEAR 0x1fff |
| #define TODC_TYPE_DS1553_MONTH 0x1ffe |
| #define TODC_TYPE_DS1553_DOM 0x1ffd /* Day of Month */ |
| #define TODC_TYPE_DS1553_DOW 0x1ffc /* Day of Week */ |
| #define TODC_TYPE_DS1553_HOURS 0x1ffb |
| #define TODC_TYPE_DS1553_MINUTES 0x1ffa |
| #define TODC_TYPE_DS1553_SECONDS 0x1ff9 |
| #define TODC_TYPE_DS1553_CNTL_B 0x1ff9 |
| #define TODC_TYPE_DS1553_CNTL_A 0x1ff8 /* control_a R/W regs */ |
| #define TODC_TYPE_DS1553_WATCHDOG 0x1ff7 |
| #define TODC_TYPE_DS1553_INTERRUPTS 0x1ff6 |
| #define TODC_TYPE_DS1553_ALARM_DATE 0x1ff5 |
| #define TODC_TYPE_DS1553_ALARM_HOUR 0x1ff4 |
| #define TODC_TYPE_DS1553_ALARM_MINUTES 0x1ff3 |
| #define TODC_TYPE_DS1553_ALARM_SECONDS 0x1ff2 |
| #define TODC_TYPE_DS1553_CENTURY 0x1ff8 |
| #define TODC_TYPE_DS1553_FLAGS 0x1ff0 |
| #define TODC_TYPE_DS1553_NVRAM_ADDR_REG 0 |
| #define TODC_TYPE_DS1553_NVRAM_DATA_REG 0 |
| |
| #define TODC_TYPE_DS1557_NVRAM_SIZE 0x7fff0 |
| #define TODC_TYPE_DS1557_SW_FLAGS 0 |
| #define TODC_TYPE_DS1557_YEAR 0x7ffff |
| #define TODC_TYPE_DS1557_MONTH 0x7fffe |
| #define TODC_TYPE_DS1557_DOM 0x7fffd /* Day of Month */ |
| #define TODC_TYPE_DS1557_DOW 0x7fffc /* Day of Week */ |
| #define TODC_TYPE_DS1557_HOURS 0x7fffb |
| #define TODC_TYPE_DS1557_MINUTES 0x7fffa |
| #define TODC_TYPE_DS1557_SECONDS 0x7fff9 |
| #define TODC_TYPE_DS1557_CNTL_B 0x7fff9 |
| #define TODC_TYPE_DS1557_CNTL_A 0x7fff8 /* control_a R/W regs */ |
| #define TODC_TYPE_DS1557_WATCHDOG 0x7fff7 |
| #define TODC_TYPE_DS1557_INTERRUPTS 0x7fff6 |
| #define TODC_TYPE_DS1557_ALARM_DATE 0x7fff5 |
| #define TODC_TYPE_DS1557_ALARM_HOUR 0x7fff4 |
| #define TODC_TYPE_DS1557_ALARM_MINUTES 0x7fff3 |
| #define TODC_TYPE_DS1557_ALARM_SECONDS 0x7fff2 |
| #define TODC_TYPE_DS1557_CENTURY 0x7fff8 |
| #define TODC_TYPE_DS1557_FLAGS 0x7fff0 |
| #define TODC_TYPE_DS1557_NVRAM_ADDR_REG 0 |
| #define TODC_TYPE_DS1557_NVRAM_DATA_REG 0 |
| |
| #define TODC_TYPE_DS1643_NVRAM_SIZE 0x1ff8 |
| #define TODC_TYPE_DS1643_SW_FLAGS 0 |
| #define TODC_TYPE_DS1643_YEAR 0x1fff |
| #define TODC_TYPE_DS1643_MONTH 0x1ffe |
| #define TODC_TYPE_DS1643_DOM 0x1ffd /* Day of Month */ |
| #define TODC_TYPE_DS1643_DOW 0x1ffc /* Day of Week */ |
| #define TODC_TYPE_DS1643_HOURS 0x1ffb |
| #define TODC_TYPE_DS1643_MINUTES 0x1ffa |
| #define TODC_TYPE_DS1643_SECONDS 0x1ff9 |
| #define TODC_TYPE_DS1643_CNTL_B 0x1ff9 |
| #define TODC_TYPE_DS1643_CNTL_A 0x1ff8 /* control_a R/W regs */ |
| #define TODC_TYPE_DS1643_WATCHDOG 0x1fff |
| #define TODC_TYPE_DS1643_INTERRUPTS 0x1fff |
| #define TODC_TYPE_DS1643_ALARM_DATE 0x1fff |
| #define TODC_TYPE_DS1643_ALARM_HOUR 0x1fff |
| #define TODC_TYPE_DS1643_ALARM_MINUTES 0x1fff |
| #define TODC_TYPE_DS1643_ALARM_SECONDS 0x1fff |
| #define TODC_TYPE_DS1643_CENTURY 0x1ff8 |
| #define TODC_TYPE_DS1643_FLAGS 0x1fff |
| #define TODC_TYPE_DS1643_NVRAM_ADDR_REG 0 |
| #define TODC_TYPE_DS1643_NVRAM_DATA_REG 0 |
| |
| #define TODC_TYPE_DS1693_NVRAM_SIZE 0 /* Not handled yet */ |
| #define TODC_TYPE_DS1693_SW_FLAGS 0 |
| #define TODC_TYPE_DS1693_YEAR 0x09 |
| #define TODC_TYPE_DS1693_MONTH 0x08 |
| #define TODC_TYPE_DS1693_DOM 0x07 /* Day of Month */ |
| #define TODC_TYPE_DS1693_DOW 0x06 /* Day of Week */ |
| #define TODC_TYPE_DS1693_HOURS 0x04 |
| #define TODC_TYPE_DS1693_MINUTES 0x02 |
| #define TODC_TYPE_DS1693_SECONDS 0x00 |
| #define TODC_TYPE_DS1693_CNTL_B 0x0b |
| #define TODC_TYPE_DS1693_CNTL_A 0x0a |
| #define TODC_TYPE_DS1693_WATCHDOG 0xff |
| #define TODC_TYPE_DS1693_INTERRUPTS 0xff |
| #define TODC_TYPE_DS1693_ALARM_DATE 0x49 |
| #define TODC_TYPE_DS1693_ALARM_HOUR 0x05 |
| #define TODC_TYPE_DS1693_ALARM_MINUTES 0x03 |
| #define TODC_TYPE_DS1693_ALARM_SECONDS 0x01 |
| #define TODC_TYPE_DS1693_CENTURY 0x48 |
| #define TODC_TYPE_DS1693_FLAGS 0xff |
| #define TODC_TYPE_DS1693_NVRAM_ADDR_REG 0 |
| #define TODC_TYPE_DS1693_NVRAM_DATA_REG 0 |
| |
| #define TODC_TYPE_DS1743_NVRAM_SIZE 0x1ff8 |
| #define TODC_TYPE_DS1743_SW_FLAGS 0 |
| #define TODC_TYPE_DS1743_YEAR 0x1fff |
| #define TODC_TYPE_DS1743_MONTH 0x1ffe |
| #define TODC_TYPE_DS1743_DOM 0x1ffd /* Day of Month */ |
| #define TODC_TYPE_DS1743_DOW 0x1ffc /* Day of Week */ |
| #define TODC_TYPE_DS1743_HOURS 0x1ffb |
| #define TODC_TYPE_DS1743_MINUTES 0x1ffa |
| #define TODC_TYPE_DS1743_SECONDS 0x1ff9 |
| #define TODC_TYPE_DS1743_CNTL_B 0x1ff9 |
| #define TODC_TYPE_DS1743_CNTL_A 0x1ff8 /* control_a R/W regs */ |
| #define TODC_TYPE_DS1743_WATCHDOG 0x1fff |
| #define TODC_TYPE_DS1743_INTERRUPTS 0x1fff |
| #define TODC_TYPE_DS1743_ALARM_DATE 0x1fff |
| #define TODC_TYPE_DS1743_ALARM_HOUR 0x1fff |
| #define TODC_TYPE_DS1743_ALARM_MINUTES 0x1fff |
| #define TODC_TYPE_DS1743_ALARM_SECONDS 0x1fff |
| #define TODC_TYPE_DS1743_CENTURY 0x1ff8 |
| #define TODC_TYPE_DS1743_FLAGS 0x1fff |
| #define TODC_TYPE_DS1743_NVRAM_ADDR_REG 0 |
| #define TODC_TYPE_DS1743_NVRAM_DATA_REG 0 |
| |
| #define TODC_TYPE_DS1746_NVRAM_SIZE 0x1fff8 |
| #define TODC_TYPE_DS1746_SW_FLAGS 0 |
| #define TODC_TYPE_DS1746_YEAR 0x1ffff |
| #define TODC_TYPE_DS1746_MONTH 0x1fffe |
| #define TODC_TYPE_DS1746_DOM 0x1fffd /* Day of Month */ |
| #define TODC_TYPE_DS1746_DOW 0x1fffc /* Day of Week */ |
| #define TODC_TYPE_DS1746_HOURS 0x1fffb |
| #define TODC_TYPE_DS1746_MINUTES 0x1fffa |
| #define TODC_TYPE_DS1746_SECONDS 0x1fff9 |
| #define TODC_TYPE_DS1746_CNTL_B 0x1fff9 |
| #define TODC_TYPE_DS1746_CNTL_A 0x1fff8 /* control_a R/W regs */ |
| #define TODC_TYPE_DS1746_WATCHDOG 0x00000 |
| #define TODC_TYPE_DS1746_INTERRUPTS 0x00000 |
| #define TODC_TYPE_DS1746_ALARM_DATE 0x00000 |
| #define TODC_TYPE_DS1746_ALARM_HOUR 0x00000 |
| #define TODC_TYPE_DS1746_ALARM_MINUTES 0x00000 |
| #define TODC_TYPE_DS1746_ALARM_SECONDS 0x00000 |
| #define TODC_TYPE_DS1746_CENTURY 0x00000 |
| #define TODC_TYPE_DS1746_FLAGS 0x00000 |
| #define TODC_TYPE_DS1746_NVRAM_ADDR_REG 0 |
| #define TODC_TYPE_DS1746_NVRAM_DATA_REG 0 |
| |
| #define TODC_TYPE_DS1747_NVRAM_SIZE 0x7fff8 |
| #define TODC_TYPE_DS1747_SW_FLAGS 0 |
| #define TODC_TYPE_DS1747_YEAR 0x7ffff |
| #define TODC_TYPE_DS1747_MONTH 0x7fffe |
| #define TODC_TYPE_DS1747_DOM 0x7fffd /* Day of Month */ |
| #define TODC_TYPE_DS1747_DOW 0x7fffc /* Day of Week */ |
| #define TODC_TYPE_DS1747_HOURS 0x7fffb |
| #define TODC_TYPE_DS1747_MINUTES 0x7fffa |
| #define TODC_TYPE_DS1747_SECONDS 0x7fff9 |
| #define TODC_TYPE_DS1747_CNTL_B 0x7fff9 |
| #define TODC_TYPE_DS1747_CNTL_A 0x7fff8 /* control_a R/W regs */ |
| #define TODC_TYPE_DS1747_WATCHDOG 0x00000 |
| #define TODC_TYPE_DS1747_INTERRUPTS 0x00000 |
| #define TODC_TYPE_DS1747_ALARM_DATE 0x00000 |
| #define TODC_TYPE_DS1747_ALARM_HOUR 0x00000 |
| #define TODC_TYPE_DS1747_ALARM_MINUTES 0x00000 |
| #define TODC_TYPE_DS1747_ALARM_SECONDS 0x00000 |
| #define TODC_TYPE_DS1747_CENTURY 0x00000 |
| #define TODC_TYPE_DS1747_FLAGS 0x00000 |
| #define TODC_TYPE_DS1747_NVRAM_ADDR_REG 0 |
| #define TODC_TYPE_DS1747_NVRAM_DATA_REG 0 |
| |
| #define TODC_TYPE_DS17285_NVRAM_SIZE (0x1000-0x80) /* 4Kx8 NVRAM (minus RTC regs) */ |
| #define TODC_TYPE_DS17285_SW_FLAGS TODC_FLAG_2_LEVEL_NVRAM |
| #define TODC_TYPE_DS17285_SECONDS (TODC_TYPE_DS17285_NVRAM_SIZE + 0x00) |
| #define TODC_TYPE_DS17285_ALARM_SECONDS (TODC_TYPE_DS17285_NVRAM_SIZE + 0x01) |
| #define TODC_TYPE_DS17285_MINUTES (TODC_TYPE_DS17285_NVRAM_SIZE + 0x02) |
| #define TODC_TYPE_DS17285_ALARM_MINUTES (TODC_TYPE_DS17285_NVRAM_SIZE + 0x03) |
| #define TODC_TYPE_DS17285_HOURS (TODC_TYPE_DS17285_NVRAM_SIZE + 0x04) |
| #define TODC_TYPE_DS17285_ALARM_HOUR (TODC_TYPE_DS17285_NVRAM_SIZE + 0x05) |
| #define TODC_TYPE_DS17285_DOW (TODC_TYPE_DS17285_NVRAM_SIZE + 0x06) |
| #define TODC_TYPE_DS17285_DOM (TODC_TYPE_DS17285_NVRAM_SIZE + 0x07) |
| #define TODC_TYPE_DS17285_MONTH (TODC_TYPE_DS17285_NVRAM_SIZE + 0x08) |
| #define TODC_TYPE_DS17285_YEAR (TODC_TYPE_DS17285_NVRAM_SIZE + 0x09) |
| #define TODC_TYPE_DS17285_CNTL_A (TODC_TYPE_DS17285_NVRAM_SIZE + 0x0A) |
| #define TODC_TYPE_DS17285_CNTL_B (TODC_TYPE_DS17285_NVRAM_SIZE + 0x0B) |
| #define TODC_TYPE_DS17285_CNTL_C (TODC_TYPE_DS17285_NVRAM_SIZE + 0x0C) |
| #define TODC_TYPE_DS17285_CNTL_D (TODC_TYPE_DS17285_NVRAM_SIZE + 0x0D) |
| #define TODC_TYPE_DS17285_WATCHDOG 0 |
| #define TODC_TYPE_DS17285_INTERRUPTS 0 |
| #define TODC_TYPE_DS17285_ALARM_DATE 0 |
| #define TODC_TYPE_DS17285_CENTURY 0 |
| #define TODC_TYPE_DS17285_FLAGS 0 |
| #define TODC_TYPE_DS17285_NVRAM_ADDR_REG 0x50 |
| #define TODC_TYPE_DS17285_NVRAM_DATA_REG 0x53 |
| |
| #define TODC_TYPE_MC146818_NVRAM_SIZE 0 /* XXXX */ |
| #define TODC_TYPE_MC146818_SW_FLAGS 0 |
| #define TODC_TYPE_MC146818_YEAR 0x09 |
| #define TODC_TYPE_MC146818_MONTH 0x08 |
| #define TODC_TYPE_MC146818_DOM 0x07 /* Day of Month */ |
| #define TODC_TYPE_MC146818_DOW 0x06 /* Day of Week */ |
| #define TODC_TYPE_MC146818_HOURS 0x04 |
| #define TODC_TYPE_MC146818_MINUTES 0x02 |
| #define TODC_TYPE_MC146818_SECONDS 0x00 |
| #define TODC_TYPE_MC146818_CNTL_B 0x0a |
| #define TODC_TYPE_MC146818_CNTL_A 0x0b /* control_a R/W regs */ |
| #define TODC_TYPE_MC146818_WATCHDOG 0 |
| #define TODC_TYPE_MC146818_INTERRUPTS 0x0c |
| #define TODC_TYPE_MC146818_ALARM_DATE 0xff |
| #define TODC_TYPE_MC146818_ALARM_HOUR 0x05 |
| #define TODC_TYPE_MC146818_ALARM_MINUTES 0x03 |
| #define TODC_TYPE_MC146818_ALARM_SECONDS 0x01 |
| #define TODC_TYPE_MC146818_CENTURY 0xff |
| #define TODC_TYPE_MC146818_FLAGS 0xff |
| #define TODC_TYPE_MC146818_NVRAM_ADDR_REG 0 |
| #define TODC_TYPE_MC146818_NVRAM_DATA_REG 0 |
| |
| #define TODC_TYPE_PC97307_NVRAM_SIZE 0 /* No NVRAM? */ |
| #define TODC_TYPE_PC97307_SW_FLAGS 0 |
| #define TODC_TYPE_PC97307_YEAR 0x09 |
| #define TODC_TYPE_PC97307_MONTH 0x08 |
| #define TODC_TYPE_PC97307_DOM 0x07 /* Day of Month */ |
| #define TODC_TYPE_PC97307_DOW 0x06 /* Day of Week */ |
| #define TODC_TYPE_PC97307_HOURS 0x04 |
| #define TODC_TYPE_PC97307_MINUTES 0x02 |
| #define TODC_TYPE_PC97307_SECONDS 0x00 |
| #define TODC_TYPE_PC97307_CNTL_B 0x0a |
| #define TODC_TYPE_PC97307_CNTL_A 0x0b /* control_a R/W regs */ |
| #define TODC_TYPE_PC97307_WATCHDOG 0x0c |
| #define TODC_TYPE_PC97307_INTERRUPTS 0x0d |
| #define TODC_TYPE_PC97307_ALARM_DATE 0xff |
| #define TODC_TYPE_PC97307_ALARM_HOUR 0x05 |
| #define TODC_TYPE_PC97307_ALARM_MINUTES 0x03 |
| #define TODC_TYPE_PC97307_ALARM_SECONDS 0x01 |
| #define TODC_TYPE_PC97307_CENTURY 0xff |
| #define TODC_TYPE_PC97307_FLAGS 0xff |
| #define TODC_TYPE_PC97307_NVRAM_ADDR_REG 0 |
| #define TODC_TYPE_PC97307_NVRAM_DATA_REG 0 |
| |
| /* |
| * Define macros to allocate and init the todc_info_t table that will |
| * be used by the todc_time.c routines. |
| */ |
| #define TODC_ALLOC() \ |
| static todc_info_t todc_info_alloc; \ |
| todc_info_t *todc_info = &todc_info_alloc; |
| |
| #define TODC_INIT(clock_type, as0, as1, data, bits) { \ |
| todc_info->rtc_type = clock_type; \ |
| \ |
| todc_info->nvram_as0 = (unsigned int)(as0); \ |
| todc_info->nvram_as1 = (unsigned int)(as1); \ |
| todc_info->nvram_data = (unsigned int)(data); \ |
| \ |
| todc_info->as0_bits = (bits); \ |
| \ |
| todc_info->nvram_size = clock_type ##_NVRAM_SIZE; \ |
| todc_info->sw_flags = clock_type ##_SW_FLAGS; \ |
| \ |
| todc_info->year = clock_type ##_YEAR; \ |
| todc_info->month = clock_type ##_MONTH; \ |
| todc_info->day_of_month = clock_type ##_DOM; \ |
| todc_info->day_of_week = clock_type ##_DOW; \ |
| todc_info->hours = clock_type ##_HOURS; \ |
| todc_info->minutes = clock_type ##_MINUTES; \ |
| todc_info->seconds = clock_type ##_SECONDS; \ |
| todc_info->control_b = clock_type ##_CNTL_B; \ |
| todc_info->control_a = clock_type ##_CNTL_A; \ |
| todc_info->watchdog = clock_type ##_WATCHDOG; \ |
| todc_info->interrupts = clock_type ##_INTERRUPTS; \ |
| todc_info->alarm_date = clock_type ##_ALARM_DATE; \ |
| todc_info->alarm_hour = clock_type ##_ALARM_HOUR; \ |
| todc_info->alarm_minutes = clock_type ##_ALARM_MINUTES; \ |
| todc_info->alarm_seconds = clock_type ##_ALARM_SECONDS; \ |
| todc_info->century = clock_type ##_CENTURY; \ |
| todc_info->flags = clock_type ##_FLAGS; \ |
| \ |
| todc_info->nvram_addr_reg = clock_type ##_NVRAM_ADDR_REG; \ |
| todc_info->nvram_data_reg = clock_type ##_NVRAM_DATA_REG; \ |
| } |
| |
| extern todc_info_t *todc_info; |
| |
| unsigned char todc_direct_read_val(int addr); |
| void todc_direct_write_val(int addr, unsigned char val); |
| unsigned char todc_m48txx_read_val(int addr); |
| void todc_m48txx_write_val(int addr, unsigned char val); |
| unsigned char todc_mc146818_read_val(int addr); |
| void todc_mc146818_write_val(int addr, unsigned char val); |
| |
| long todc_time_init(void); |
| unsigned long todc_get_rtc_time(void); |
| int todc_set_rtc_time(unsigned long nowtime); |
| void todc_calibrate_decr(void); |
| |
| #endif /* __PPC_KERNEL_TODC_H */ |
