C8051F32x firmware infrastructure
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1 | /* |
2 | * f32x/c2-ben.c - Basic C2 messages, driver for Ben NanoNote |
3 | * |
4 | * Written 2010 by Werner Almesberger |
5 | * Copyright 2010 Werner Almesberger |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify |
8 | * it under the terms of the GNU General Public License as published by |
9 | * the Free Software Foundation; either version 2 of the License, or |
10 | * (at your option) any later version. |
11 | */ |
12 | |
13 | |
14 | #include "gpio-xburst.h" |
15 | #include "c2-drv.h" |
16 | |
17 | |
18 | #define POWER_OFF 3, 2 /* PD02, drive low to enable power */ |
19 | #define C2CK 3, 8 /* PD08 */ |
20 | #define C2D 3, 12 /* PD12 */ |
21 | |
22 | |
23 | #include "c2-bitbang.c" |
24 | |
25 | |
26 | static void ben_init(int power) |
27 | { |
28 | gpio_init(); |
29 | if (power) |
30 | gpio_low(POWER_OFF); |
31 | else |
32 | gpio_high(POWER_OFF); |
33 | c2_init(); |
34 | |
35 | } |
36 | |
37 | |
38 | struct c2_ops c2_ben = { |
39 | .init = ben_init, |
40 | .reset = c2_reset, |
41 | .addr_write = c2_addr_write, |
42 | .addr_read = c2_addr_read, |
43 | .data_write = c2_data_write, |
44 | .data_read = c2_data_read, |
45 | }; |
46 |
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