diff options
author | Ben Dooks <ben-linux@fluff.org> | 2010-01-25 21:19:18 -0500 |
---|---|---|
committer | Ben Dooks <ben-linux@fluff.org> | 2010-02-20 17:32:01 -0500 |
commit | 88fc68a280709f3fb9488986ab39eac330d17b6d (patch) | |
tree | b9f9a91f3bd6e735cf611f3cec7438f86fd3e4f7 /arch/arm/mach-s3c64xx/setup-sdhci-gpio.c | |
parent | ed618aff8a952f712caf1d475e0947a32a8b6606 (diff) |
ARM: S3C64XX: Move device and device setup into mach-s3c64xx
Move the S3C64XX specific device and setup files into mach-s3c64xx as
they are unlikely to be used outside of this code.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/mach-s3c64xx/setup-sdhci-gpio.c')
-rw-r--r-- | arch/arm/mach-s3c64xx/setup-sdhci-gpio.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c64xx/setup-sdhci-gpio.c b/arch/arm/mach-s3c64xx/setup-sdhci-gpio.c new file mode 100644 index 000000000000..a58c0cc7ba5e --- /dev/null +++ b/arch/arm/mach-s3c64xx/setup-sdhci-gpio.c | |||
@@ -0,0 +1,75 @@ | |||
1 | /* linux/arch/arm/plat-s3c64xx/setup-sdhci-gpio.c | ||
2 | * | ||
3 | * Copyright 2008 Simtec Electronics | ||
4 | * Ben Dooks <ben@simtec.co.uk> | ||
5 | * http://armlinux.simtec.co.uk/ | ||
6 | * | ||
7 | * S3C64XX - Helper functions for setting up SDHCI device(s) GPIO (HSMMC) | ||
8 | * | ||
9 | * This program is free software; you can redistribute it and/or modify | ||
10 | * it under the terms of the GNU General Public License version 2 as | ||
11 | * published by the Free Software Foundation. | ||
12 | */ | ||
13 | |||
14 | #include <linux/kernel.h> | ||
15 | #include <linux/types.h> | ||
16 | #include <linux/interrupt.h> | ||
17 | #include <linux/platform_device.h> | ||
18 | #include <linux/io.h> | ||
19 | |||
20 | #include <mach/gpio.h> | ||
21 | #include <plat/gpio-cfg.h> | ||
22 | |||
23 | void s3c64xx_setup_sdhci0_cfg_gpio(struct platform_device *dev, int width) | ||
24 | { | ||
25 | unsigned int gpio; | ||
26 | unsigned int end; | ||
27 | |||
28 | end = S3C64XX_GPG(2 + width); | ||
29 | |||
30 | /* Set all the necessary GPG pins to special-function 0 */ | ||
31 | for (gpio = S3C64XX_GPG(0); gpio < end; gpio++) { | ||
32 | s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); | ||
33 | s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); | ||
34 | } | ||
35 | |||
36 | s3c_gpio_setpull(S3C64XX_GPG(6), S3C_GPIO_PULL_UP); | ||
37 | s3c_gpio_cfgpin(S3C64XX_GPG(6), S3C_GPIO_SFN(2)); | ||
38 | } | ||
39 | |||
40 | void s3c64xx_setup_sdhci1_cfg_gpio(struct platform_device *dev, int width) | ||
41 | { | ||
42 | unsigned int gpio; | ||
43 | unsigned int end; | ||
44 | |||
45 | end = S3C64XX_GPH(2 + width); | ||
46 | |||
47 | /* Set all the necessary GPG pins to special-function 0 */ | ||
48 | for (gpio = S3C64XX_GPH(0); gpio < end; gpio++) { | ||
49 | s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2)); | ||
50 | s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); | ||
51 | } | ||
52 | |||
53 | s3c_gpio_setpull(S3C64XX_GPG(6), S3C_GPIO_PULL_UP); | ||
54 | s3c_gpio_cfgpin(S3C64XX_GPG(6), S3C_GPIO_SFN(3)); | ||
55 | } | ||
56 | |||
57 | void s3c64xx_setup_sdhci2_cfg_gpio(struct platform_device *dev, int width) | ||
58 | { | ||
59 | unsigned int gpio; | ||
60 | unsigned int end; | ||
61 | |||
62 | end = S3C64XX_GPH(6 + width); | ||
63 | |||
64 | /* Set all the necessary GPH pins to special-function 1 */ | ||
65 | for (gpio = S3C64XX_GPH(6); gpio < end; gpio++) { | ||
66 | s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(3)); | ||
67 | s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); | ||
68 | } | ||
69 | |||
70 | /* Set all the necessary GPC pins to special-function 1 */ | ||
71 | for (gpio = S3C64XX_GPC(4); gpio < S3C64XX_GPC(6); gpio++) { | ||
72 | s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(3)); | ||
73 | s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE); | ||
74 | } | ||
75 | } | ||