xref: /rk3399_rockchip-uboot/include/mk48t59.h (revision 012771d88adfb5e0886591880041f05fc8b15bdd)
1*012771d8Swdenk /*
2*012771d8Swdenk  * (C) Copyright 2001 Sysgo Real-Time Solutions, GmbH <www.elinos.com>
3*012771d8Swdenk  * Andreas Heppel <aheppel@sysgo.de>
4*012771d8Swdenk  *
5*012771d8Swdenk  * See file CREDITS for list of people who contributed to this
6*012771d8Swdenk  * project.
7*012771d8Swdenk  *
8*012771d8Swdenk  * This program is free software; you can redistribute it and/or
9*012771d8Swdenk  * modify it under the terms of the GNU General Public License as
10*012771d8Swdenk  * published by the Free Software Foundation; either version 2 of
11*012771d8Swdenk  * the License, or (at your option) any later version.
12*012771d8Swdenk  *
13*012771d8Swdenk  * This program is distributed in the hope that it will be useful,
14*012771d8Swdenk  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15*012771d8Swdenk  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16*012771d8Swdenk  * GNU General Public License for more details.
17*012771d8Swdenk  *
18*012771d8Swdenk  * You should have received a copy of the GNU General Public License
19*012771d8Swdenk  * along with this program; if not, write to the Free Software
20*012771d8Swdenk  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21*012771d8Swdenk  * MA 02111-1307 USA
22*012771d8Swdenk  */
23*012771d8Swdenk 
24*012771d8Swdenk /*
25*012771d8Swdenk  * Date & Time support for the MK48T59 RTC
26*012771d8Swdenk  */
27*012771d8Swdenk 
28*012771d8Swdenk 
29*012771d8Swdenk #if defined(CONFIG_RTC_MK48T59) && (CONFIG_COMMANDS & CFG_CMD_DATE)
30*012771d8Swdenk 
31*012771d8Swdenk #define RTC_PORT_ADDR0		CFG_ISA_IO +  0x70
32*012771d8Swdenk #define RTC_PORT_ADDR1		RTC_PORT_ADDR0 +  0x1
33*012771d8Swdenk #define RTC_PORT_DATA		CFG_ISA_IO +  0x76
34*012771d8Swdenk 
35*012771d8Swdenk /* RTC Offsets */
36*012771d8Swdenk #define RTC_SECONDS             0x1FF9
37*012771d8Swdenk #define RTC_MINUTES             0x1FFA
38*012771d8Swdenk #define RTC_HOURS               0x1FFB
39*012771d8Swdenk #define RTC_DAY_OF_WEEK         0x1FFC
40*012771d8Swdenk #define RTC_DAY_OF_MONTH        0x1FFD
41*012771d8Swdenk #define RTC_MONTH               0x1FFE
42*012771d8Swdenk #define RTC_YEAR                0x1FFF
43*012771d8Swdenk 
44*012771d8Swdenk #define RTC_CONTROLA            0x1FF8
45*012771d8Swdenk #define RTC_CA_WRITE            0x80
46*012771d8Swdenk #define RTC_CA_READ             0x40
47*012771d8Swdenk #define RTC_CA_CALIB_SIGN       0x20
48*012771d8Swdenk #define RTC_CA_CALIB_MASK       0x1f
49*012771d8Swdenk 
50*012771d8Swdenk #define RTC_CONTROLB            0x1FF9
51*012771d8Swdenk #define RTC_CB_STOP             0x80
52*012771d8Swdenk 
53*012771d8Swdenk #define RTC_WATCHDOG			0x1FF7
54*012771d8Swdenk #define RTC_WDS					0x80
55*012771d8Swdenk #define RTC_WD_RB_16TH			0x0
56*012771d8Swdenk #define RTC_WD_RB_4TH			0x1
57*012771d8Swdenk #define RTC_WD_RB_1				0x2
58*012771d8Swdenk #define RTC_WD_RB_4				0x3
59*012771d8Swdenk 
60*012771d8Swdenk void rtc_set_watchdog(short multi, short res);
61*012771d8Swdenk void *nvram_read(void *dest, const short src, size_t count);
62*012771d8Swdenk void nvram_write(short dest, const void *src, size_t count);
63*012771d8Swdenk 
64*012771d8Swdenk #endif
65