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authorKukjin Kim <kgene.kim@samsung.com>2011-10-04 05:57:43 -0400
committerKukjin Kim <kgene.kim@samsung.com>2011-10-04 05:57:43 -0400
commit22be71ea8bf7e9f907e916bf9f6c2bbea9f42553 (patch)
treeedf517ccf09aec82c6a30e69ef885a785fa77167 /arch/arm/mach-s3c2410/include
parent59ca37f74a6e9d3e9367359f2fcbb286df7d9748 (diff)
parentb391f8cf606679e97b02e3b9dca8a1d9956a5301 (diff)
Merge branch 'next/topic-gpio-samsung' into next-samsung-devel
Diffstat (limited to 'arch/arm/mach-s3c2410/include')
-rw-r--r--arch/arm/mach-s3c2410/include/mach/gpio-fns.h99
-rw-r--r--arch/arm/mach-s3c2410/include/mach/gpio-track.h6
-rw-r--r--arch/arm/mach-s3c2410/include/mach/pm-core.h2
3 files changed, 5 insertions, 102 deletions
diff --git a/arch/arm/mach-s3c2410/include/mach/gpio-fns.h b/arch/arm/mach-s3c2410/include/mach/gpio-fns.h
index bab139201761..c53ad34c6579 100644
--- a/arch/arm/mach-s3c2410/include/mach/gpio-fns.h
+++ b/arch/arm/mach-s3c2410/include/mach/gpio-fns.h
@@ -1,98 +1 @@
1/* arch/arm/mach-s3c2410/include/mach/gpio-fns.h #include <plat/gpio-fns.h>
2 *
3 * Copyright (c) 2003-2009 Simtec Electronics
4 * Ben Dooks <ben@simtec.co.uk>
5 *
6 * S3C2410 - hardware
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 __MACH_GPIO_FNS_H
14#define __MACH_GPIO_FNS_H __FILE__
15
16/* These functions are in the to-be-removed category and it is strongly
17 * encouraged not to use these in new code. They will be marked deprecated
18 * very soon.
19 *
20 * Most of the functionality can be either replaced by the gpiocfg calls
21 * for the s3c platform or by the generic GPIOlib API.
22 *
23 * As of 2.6.35-rc, these will be removed, with the few drivers using them
24 * either replaced or given a wrapper until the calls can be removed.
25*/
26
27#include <plat/gpio-cfg.h>
28
29static inline void s3c2410_gpio_cfgpin(unsigned int pin, unsigned int cfg)
30{
31 /* 1:1 mapping between cfgpin and setcfg calls at the moment */
32 s3c_gpio_cfgpin(pin, cfg);
33}
34
35/* external functions for GPIO support
36 *
37 * These allow various different clients to access the same GPIO
38 * registers without conflicting. If your driver only owns the entire
39 * GPIO register, then it is safe to ioremap/__raw_{read|write} to it.
40*/
41
42extern unsigned int s3c2410_gpio_getcfg(unsigned int pin);
43
44/* s3c2410_gpio_getirq
45 *
46 * turn the given pin number into the corresponding IRQ number
47 *
48 * returns:
49 * < 0 = no interrupt for this pin
50 * >=0 = interrupt number for the pin
51*/
52
53extern int s3c2410_gpio_getirq(unsigned int pin);
54
55/* s3c2410_gpio_irqfilter
56 *
57 * set the irq filtering on the given pin
58 *
59 * on = 0 => disable filtering
60 * 1 => enable filtering
61 *
62 * config = S3C2410_EINTFLT_PCLK or S3C2410_EINTFLT_EXTCLK orred with
63 * width of filter (0 through 63)
64 *
65 *
66*/
67
68extern int s3c2410_gpio_irqfilter(unsigned int pin, unsigned int on,
69 unsigned int config);
70
71/* s3c2410_gpio_pullup
72 *
73 * This call should be replaced with s3c_gpio_setpull().
74 *
75 * As a note, there is currently no distinction between pull-up and pull-down
76 * in the s3c24xx series devices with only an on/off configuration.
77 */
78
79/* s3c2410_gpio_pullup
80 *
81 * configure the pull-up control on the given pin
82 *
83 * to = 1 => disable the pull-up
84 * 0 => enable the pull-up
85 *
86 * eg;
87 *
88 * s3c2410_gpio_pullup(S3C2410_GPB(0), 0);
89 * s3c2410_gpio_pullup(S3C2410_GPE(8), 0);
90*/
91
92extern void s3c2410_gpio_pullup(unsigned int pin, unsigned int to);
93
94extern void s3c2410_gpio_setpin(unsigned int pin, unsigned int to);
95
96extern unsigned int s3c2410_gpio_getpin(unsigned int pin);
97
98#endif /* __MACH_GPIO_FNS_H */
diff --git a/arch/arm/mach-s3c2410/include/mach/gpio-track.h b/arch/arm/mach-s3c2410/include/mach/gpio-track.h
index d67819dde42a..c410a078622c 100644
--- a/arch/arm/mach-s3c2410/include/mach/gpio-track.h
+++ b/arch/arm/mach-s3c2410/include/mach/gpio-track.h
@@ -17,11 +17,11 @@
17 17
18#include <mach/regs-gpio.h> 18#include <mach/regs-gpio.h>
19 19
20extern struct s3c_gpio_chip s3c24xx_gpios[]; 20extern struct samsung_gpio_chip s3c24xx_gpios[];
21 21
22static inline struct s3c_gpio_chip *s3c_gpiolib_getchip(unsigned int pin) 22static inline struct samsung_gpio_chip *samsung_gpiolib_getchip(unsigned int pin)
23{ 23{
24 struct s3c_gpio_chip *chip; 24 struct samsung_gpio_chip *chip;
25 25
26 if (pin > S3C_GPIO_END) 26 if (pin > S3C_GPIO_END)
27 return NULL; 27 return NULL;
diff --git a/arch/arm/mach-s3c2410/include/mach/pm-core.h b/arch/arm/mach-s3c2410/include/mach/pm-core.h
index 45eea5210c87..2eef7e6f7675 100644
--- a/arch/arm/mach-s3c2410/include/mach/pm-core.h
+++ b/arch/arm/mach-s3c2410/include/mach/pm-core.h
@@ -64,4 +64,4 @@ static inline void s3c_pm_arch_update_uart(void __iomem *regs,
64} 64}
65 65
66static inline void s3c_pm_restored_gpios(void) { } 66static inline void s3c_pm_restored_gpios(void) { }
67static inline void s3c_pm_saved_gpios(void) { } 67static inline void samsung_pm_saved_gpios(void) { }