Merge branch 'for-linus' of git://git.o-hand.com/linux-rpurdie-backlight
[linux-2.6.git] / arch / arm / mach-s3c2410 / include / mach / spi.h
1 /* arch/arm/mach-s3c2410/include/mach/spi.h
2  *
3  * Copyright (c) 2006 Simtec Electronics
4  *      Ben Dooks <ben@simtec.co.uk>
5  *
6  * S3C2410 - SPI Controller platform_device info
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License version 2 as
10  * published by the Free Software Foundation.
11 */
12
13 #ifndef __ASM_ARCH_SPI_H
14 #define __ASM_ARCH_SPI_H __FILE__
15
16 struct s3c2410_spi_info {
17         int                      pin_cs;        /* simple gpio cs */
18         unsigned int             num_cs;        /* total chipselects */
19         int                      bus_num;       /* bus number to use. */
20
21         void (*gpio_setup)(struct s3c2410_spi_info *spi, int enable);
22         void (*set_cs)(struct s3c2410_spi_info *spi, int cs, int pol);
23 };
24
25 /* Standard setup / suspend routines for SPI GPIO pins. */
26
27 extern void s3c24xx_spi_gpiocfg_bus0_gpe11_12_13(struct s3c2410_spi_info *spi,
28                                                  int enable);
29
30 extern void s3c24xx_spi_gpiocfg_bus1_gpg5_6_7(struct s3c2410_spi_info *spi,
31                                               int enable);
32
33 extern void s3c24xx_spi_gpiocfg_bus1_gpd8_9_10(struct s3c2410_spi_info *spi,
34                                                int enable);
35
36 #endif /* __ASM_ARCH_SPI_H */