Blame view

kernel/linux-imx6_3.14.28/include/linux/rtc-v3020.h 1.03 KB
6b13f685e   김민수   BSP 최초 추가
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
  /*
   * v3020.h - Registers definition and platform data structure for the v3020 RTC.
   *
   * This file is subject to the terms and conditions of the GNU General Public
   * License.  See the file "COPYING" in the main directory of this archive
   * for more details.
   *
   * Copyright (C) 2006, 8D Technologies inc.
   */
  #ifndef __LINUX_V3020_H
  #define __LINUX_V3020_H
  
  /* The v3020 has only one data pin but which one
   * is used depends on the board. */
  struct v3020_platform_data {
  	int leftshift; /* (1<<(leftshift)) & readl() */
  
  	unsigned int use_gpio:1;
  	unsigned int gpio_cs;
  	unsigned int gpio_wr;
  	unsigned int gpio_rd;
  	unsigned int gpio_io;
  };
  
  #define V3020_STATUS_0	0x00
  #define V3020_STATUS_1	0x01
  #define V3020_SECONDS	0x02
  #define V3020_MINUTES	0x03
  #define V3020_HOURS		0x04
  #define V3020_MONTH_DAY	0x05
  #define V3020_MONTH		0x06
  #define V3020_YEAR		0x07
  #define V3020_WEEK_DAY	0x08
  #define V3020_WEEK		0x09
  
  #define V3020_IS_COMMAND(val) ((val)>=0x0E)
  
  #define V3020_CMD_RAM2CLOCK	0x0E
  #define V3020_CMD_CLOCK2RAM	0x0F
  
  #endif /* __LINUX_V3020_H */