2 * Copyright 2008 Extreme Engineering Solutions, Inc.
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * Version 2 as published by the Free Software Foundation.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
23 #define DS4510_NUM_IO 0x04
24 #define DS4510_IO_MASK ((1 << DS4510_NUM_IO) - 1)
25 #define DS4510_EEPROM_PAGE_WRITE_DELAY_MS 20
27 /* EEPROM from 0x00 - 0x39 */
28 #define DS4510_EEPROM 0x00
29 #define DS4510_EEPROM_SIZE 0x40
30 #define DS4510_EEPROM_PAGE_SIZE 0x08
31 #define DS4510_EEPROM_PAGE_OFFSET(x) ((x) & (DS4510_EEPROM_PAGE_SIZE - 1))
33 /* SEEPROM from 0xf0 - 0xf7 */
34 #define DS4510_SEEPROM 0xf0
35 #define DS4510_SEEPROM_SIZE 0x08
37 /* Registers overlapping SEEPROM from 0xf0 - 0xf7 */
38 #define DS4510_PULLUP 0xF0
39 #define DS4510_PULLUP_DIS 0x00
40 #define DS4510_PULLUP_EN 0x01
41 #define DS4510_RSTDELAY 0xF1
42 #define DS4510_RSTDELAY_MASK 0x03
43 #define DS4510_RSTDELAY_125 0x00
44 #define DS4510_RSTDELAY_250 0x01
45 #define DS4510_RSTDELAY_500 0x02
46 #define DS4510_RSTDELAY_1000 0x03
47 #define DS4510_IO3 0xF4
48 #define DS4510_IO2 0xF5
49 #define DS4510_IO1 0xF6
50 #define DS4510_IO0 0xF7
52 /* Status configuration registers from 0xf8 - 0xf9*/
53 #define DS4510_IO_STATUS 0xF8
54 #define DS4510_CFG 0xF9
55 #define DS4510_CFG_READY 0x80
56 #define DS4510_CFG_TRIP_POINT 0x40
57 #define DS4510_CFG_RESET 0x20
58 #define DS4510_CFG_SEE 0x10
59 #define DS4510_CFG_SWRST 0x08
61 /* SRAM from 0xfa - 0xff */
62 #define DS4510_SRAM 0xfa
63 #define DS4510_SRAM_SIZE 0x06
65 int ds4510_mem_write(uint8_t chip, int offset, uint8_t *buf, int count);
66 int ds4510_mem_read(uint8_t chip, int offset, uint8_t *buf, int count);
67 int ds4510_see_write(uint8_t chip, uint8_t nv);
68 int ds4510_rstdelay_write(uint8_t chip, uint8_t delay);
69 int ds4510_pullup_write(uint8_t chip, uint8_t val);
70 int ds4510_pullup_read(uint8_t chip);
71 int ds4510_gpio_write(uint8_t chip, uint8_t val);
72 int ds4510_gpio_read(uint8_t chip);
73 int ds4510_gpio_read_val(uint8_t chip);
75 #endif /* __DS4510_H_ */