Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland...
[linux-2.6] / arch / arm / mach-at91 / sam9_smc.c
1 /*
2  * linux/arch/arm/mach-at91/sam9_smc.c
3  *
4  * Copyright (C) 2008 Andrew Victor
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2 as
8  * published by the Free Software Foundation.
9  */
10
11 #include <linux/module.h>
12 #include <linux/io.h>
13
14 #include <mach/at91sam9_smc.h>
15
16 #include "sam9_smc.h"
17
18 void __init sam9_smc_configure(int cs, struct sam9_smc_config* config)
19 {
20         /* Setup register */
21         at91_sys_write(AT91_SMC_SETUP(cs),
22                   AT91_SMC_NWESETUP_(config->nwe_setup)
23                 | AT91_SMC_NCS_WRSETUP_(config->ncs_write_setup)
24                 | AT91_SMC_NRDSETUP_(config->nrd_setup)
25                 | AT91_SMC_NCS_RDSETUP_(config->ncs_read_setup)
26         );
27
28         /* Pulse register */
29         at91_sys_write(AT91_SMC_PULSE(cs),
30                   AT91_SMC_NWEPULSE_(config->nwe_pulse)
31                 | AT91_SMC_NCS_WRPULSE_(config->ncs_write_pulse)
32                 | AT91_SMC_NRDPULSE_(config->nrd_pulse)
33                 | AT91_SMC_NCS_RDPULSE_(config->ncs_read_pulse)
34         );
35
36         /* Cycle register */
37         at91_sys_write(AT91_SMC_CYCLE(cs),
38                   AT91_SMC_NWECYCLE_(config->write_cycle)
39                 | AT91_SMC_NRDCYCLE_(config->read_cycle)
40         );
41
42         /* Mode register */
43         at91_sys_write(AT91_SMC_MODE(cs),
44                   config->mode
45                 | AT91_SMC_TDF_(config->tdf_cycles)
46         );
47 }