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authorRob Herring <rob.herring@calxeda.com>2012-08-28 13:54:42 -0400
committerRob Herring <rob.herring@calxeda.com>2012-09-14 10:21:58 -0400
commit6679185909e79df85bd44fd964f80f36899d0880 (patch)
tree7cf6de310303227c7a1ec060fe4af60df0707746 /arch/arm/mach-shmobile
parent74595e1764e271911c73e8ab816e0be269420134 (diff)
ARM: shmobile: move custom gpio functions to sh-gpio.h
Move custom shmobile gpio code to a sh-gpio.h to remove the dependency on mach/gpio.h. shmobile always uses gpiolib, so we can remove __GPIOLIB_COMPLEX define from mach/gpio.h. Signed-off-by: Rob Herring <rob.herring@calxeda.com> Cc: Paul Mundt <lethal@linux-sh.org> Cc: Magnus Damm <magnus.damm@gmail.com>
Diffstat (limited to 'arch/arm/mach-shmobile')
-rw-r--r--arch/arm/mach-shmobile/board-ap4evb.c2
-rw-r--r--arch/arm/mach-shmobile/board-armadillo800eva.c2
-rw-r--r--arch/arm/mach-shmobile/board-g4evm.c2
-rw-r--r--arch/arm/mach-shmobile/board-mackerel.c2
-rw-r--r--arch/arm/mach-shmobile/include/mach/gpio.h63
-rw-r--r--arch/arm/mach-shmobile/pfc-r8a7740.c2
-rw-r--r--arch/arm/mach-shmobile/pfc-r8a7779.c2
-rw-r--r--arch/arm/mach-shmobile/pfc-sh7367.c2
-rw-r--r--arch/arm/mach-shmobile/pfc-sh7372.c2
-rw-r--r--arch/arm/mach-shmobile/pfc-sh7377.c2
-rw-r--r--arch/arm/mach-shmobile/pfc-sh73a0.c2
-rw-r--r--arch/arm/mach-shmobile/sh-gpio.h48
12 files changed, 63 insertions, 68 deletions
diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c
index f172ca85905c..c7f164e20661 100644
--- a/arch/arm/mach-shmobile/board-ap4evb.c
+++ b/arch/arm/mach-shmobile/board-ap4evb.c
@@ -66,6 +66,8 @@
66#include <asm/mach/arch.h> 66#include <asm/mach/arch.h>
67#include <asm/setup.h> 67#include <asm/setup.h>
68 68
69#include "sh-gpio.h"
70
69/* 71/*
70 * Address Interface BusWidth note 72 * Address Interface BusWidth note
71 * ------------------------------------------------------------------ 73 * ------------------------------------------------------------------
diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c
index cf10f92856dc..15ffb4cac424 100644
--- a/arch/arm/mach-shmobile/board-armadillo800eva.c
+++ b/arch/arm/mach-shmobile/board-armadillo800eva.c
@@ -54,6 +54,8 @@
54#include <sound/sh_fsi.h> 54#include <sound/sh_fsi.h>
55#include <sound/simple_card.h> 55#include <sound/simple_card.h>
56 56
57#include "sh-gpio.h"
58
57/* 59/*
58 * CON1 Camera Module 60 * CON1 Camera Module
59 * CON2 Extension Bus 61 * CON2 Extension Bus
diff --git a/arch/arm/mach-shmobile/board-g4evm.c b/arch/arm/mach-shmobile/board-g4evm.c
index fa5dfc5c8ed6..eeee12e4da62 100644
--- a/arch/arm/mach-shmobile/board-g4evm.c
+++ b/arch/arm/mach-shmobile/board-g4evm.c
@@ -42,6 +42,8 @@
42#include <asm/mach-types.h> 42#include <asm/mach-types.h>
43#include <asm/mach/arch.h> 43#include <asm/mach/arch.h>
44 44
45#include "sh-gpio.h"
46
45/* 47/*
46 * SDHI 48 * SDHI
47 * 49 *
diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c
index 7ea2b31e3199..76544044bf6a 100644
--- a/arch/arm/mach-shmobile/board-mackerel.c
+++ b/arch/arm/mach-shmobile/board-mackerel.c
@@ -64,6 +64,8 @@
64#include <asm/mach/arch.h> 64#include <asm/mach/arch.h>
65#include <asm/mach-types.h> 65#include <asm/mach-types.h>
66 66
67#include "sh-gpio.h"
68
67/* 69/*
68 * Address Interface BusWidth note 70 * Address Interface BusWidth note
69 * ------------------------------------------------------------------ 71 * ------------------------------------------------------------------
diff --git a/arch/arm/mach-shmobile/include/mach/gpio.h b/arch/arm/mach-shmobile/include/mach/gpio.h
index 844507d937cb..40a8c178f10d 100644
--- a/arch/arm/mach-shmobile/include/mach/gpio.h
+++ b/arch/arm/mach-shmobile/include/mach/gpio.h
@@ -1,62 +1 @@
1/* /* empty */
2 * Generic GPIO API and pinmux table support
3 *
4 * Copyright (c) 2008 Magnus Damm
5 *
6 * This file is subject to the terms and conditions of the GNU General Public
7 * License. See the file "COPYING" in the main directory of this archive
8 * for more details.
9 */
10#ifndef __ASM_ARCH_GPIO_H
11#define __ASM_ARCH_GPIO_H
12
13#include <linux/kernel.h>
14#include <linux/errno.h>
15#include <linux/sh_pfc.h>
16#include <linux/io.h>
17
18#ifdef CONFIG_GPIOLIB
19
20static inline int irq_to_gpio(unsigned int irq)
21{
22 return -ENOSYS;
23}
24
25#else
26
27#define __ARM_GPIOLIB_COMPLEX
28
29#endif /* CONFIG_GPIOLIB */
30
31/*
32 * FIXME !!
33 *
34 * current gpio frame work doesn't have
35 * the method to control only pull up/down/free.
36 * this function should be replaced by correct gpio function
37 */
38static inline void __init gpio_direction_none(u32 addr)
39{
40 __raw_writeb(0x00, addr);
41}
42
43static inline void __init gpio_request_pullup(u32 addr)
44{
45 u8 data = __raw_readb(addr);
46
47 data &= 0x0F;
48 data |= 0xC0;
49 __raw_writeb(data, addr);
50}
51
52static inline void __init gpio_request_pulldown(u32 addr)
53{
54 u8 data = __raw_readb(addr);
55
56 data &= 0x0F;
57 data |= 0xA0;
58
59 __raw_writeb(data, addr);
60}
61
62#endif /* __ASM_ARCH_GPIO_H */
diff --git a/arch/arm/mach-shmobile/pfc-r8a7740.c b/arch/arm/mach-shmobile/pfc-r8a7740.c
index ce9e7fa5cc8a..134d1b9a8821 100644
--- a/arch/arm/mach-shmobile/pfc-r8a7740.c
+++ b/arch/arm/mach-shmobile/pfc-r8a7740.c
@@ -20,7 +20,7 @@
20 */ 20 */
21#include <linux/init.h> 21#include <linux/init.h>
22#include <linux/kernel.h> 22#include <linux/kernel.h>
23#include <linux/gpio.h> 23#include <linux/sh_pfc.h>
24#include <mach/r8a7740.h> 24#include <mach/r8a7740.h>
25#include <mach/irqs.h> 25#include <mach/irqs.h>
26 26
diff --git a/arch/arm/mach-shmobile/pfc-r8a7779.c b/arch/arm/mach-shmobile/pfc-r8a7779.c
index d14c9b048077..cbc26ba2a0a2 100644
--- a/arch/arm/mach-shmobile/pfc-r8a7779.c
+++ b/arch/arm/mach-shmobile/pfc-r8a7779.c
@@ -19,7 +19,7 @@
19 */ 19 */
20#include <linux/init.h> 20#include <linux/init.h>
21#include <linux/kernel.h> 21#include <linux/kernel.h>
22#include <linux/gpio.h> 22#include <linux/sh_pfc.h>
23#include <linux/ioport.h> 23#include <linux/ioport.h>
24#include <mach/r8a7779.h> 24#include <mach/r8a7779.h>
25 25
diff --git a/arch/arm/mach-shmobile/pfc-sh7367.c b/arch/arm/mach-shmobile/pfc-sh7367.c
index e6e524654e67..c0c137f39052 100644
--- a/arch/arm/mach-shmobile/pfc-sh7367.c
+++ b/arch/arm/mach-shmobile/pfc-sh7367.c
@@ -18,7 +18,7 @@
18 */ 18 */
19#include <linux/init.h> 19#include <linux/init.h>
20#include <linux/kernel.h> 20#include <linux/kernel.h>
21#include <linux/gpio.h> 21#include <linux/sh_pfc.h>
22#include <mach/sh7367.h> 22#include <mach/sh7367.h>
23 23
24#define CPU_ALL_PORT(fn, pfx, sfx) \ 24#define CPU_ALL_PORT(fn, pfx, sfx) \
diff --git a/arch/arm/mach-shmobile/pfc-sh7372.c b/arch/arm/mach-shmobile/pfc-sh7372.c
index 336093f9210a..7a1525fd6ada 100644
--- a/arch/arm/mach-shmobile/pfc-sh7372.c
+++ b/arch/arm/mach-shmobile/pfc-sh7372.c
@@ -22,7 +22,7 @@
22 */ 22 */
23#include <linux/init.h> 23#include <linux/init.h>
24#include <linux/kernel.h> 24#include <linux/kernel.h>
25#include <linux/gpio.h> 25#include <linux/sh_pfc.h>
26#include <mach/irqs.h> 26#include <mach/irqs.h>
27#include <mach/sh7372.h> 27#include <mach/sh7372.h>
28 28
diff --git a/arch/arm/mach-shmobile/pfc-sh7377.c b/arch/arm/mach-shmobile/pfc-sh7377.c
index 2f10511946ad..f3117f67fa25 100644
--- a/arch/arm/mach-shmobile/pfc-sh7377.c
+++ b/arch/arm/mach-shmobile/pfc-sh7377.c
@@ -19,7 +19,7 @@
19 */ 19 */
20#include <linux/init.h> 20#include <linux/init.h>
21#include <linux/kernel.h> 21#include <linux/kernel.h>
22#include <linux/gpio.h> 22#include <linux/sh_pfc.h>
23#include <mach/sh7377.h> 23#include <mach/sh7377.h>
24 24
25#define CPU_ALL_PORT(fn, pfx, sfx) \ 25#define CPU_ALL_PORT(fn, pfx, sfx) \
diff --git a/arch/arm/mach-shmobile/pfc-sh73a0.c b/arch/arm/mach-shmobile/pfc-sh73a0.c
index 4a547b803268..b442f9d8c716 100644
--- a/arch/arm/mach-shmobile/pfc-sh73a0.c
+++ b/arch/arm/mach-shmobile/pfc-sh73a0.c
@@ -20,7 +20,7 @@
20 */ 20 */
21#include <linux/init.h> 21#include <linux/init.h>
22#include <linux/kernel.h> 22#include <linux/kernel.h>
23#include <linux/gpio.h> 23#include <linux/sh_pfc.h>
24#include <mach/sh73a0.h> 24#include <mach/sh73a0.h>
25#include <mach/irqs.h> 25#include <mach/irqs.h>
26 26
diff --git a/arch/arm/mach-shmobile/sh-gpio.h b/arch/arm/mach-shmobile/sh-gpio.h
new file mode 100644
index 000000000000..7ba1877fa97a
--- /dev/null
+++ b/arch/arm/mach-shmobile/sh-gpio.h
@@ -0,0 +1,48 @@
1/*
2 * Generic GPIO API and pinmux table support
3 *
4 * Copyright (c) 2008 Magnus Damm
5 *
6 * This file is subject to the terms and conditions of the GNU General Public
7 * License. See the file "COPYING" in the main directory of this archive
8 * for more details.
9 */
10#ifndef __ASM_ARCH_GPIO_H
11#define __ASM_ARCH_GPIO_H
12
13#include <linux/kernel.h>
14#include <linux/errno.h>
15#include <linux/io.h>
16
17/*
18 * FIXME !!
19 *
20 * current gpio frame work doesn't have
21 * the method to control only pull up/down/free.
22 * this function should be replaced by correct gpio function
23 */
24static inline void __init gpio_direction_none(u32 addr)
25{
26 __raw_writeb(0x00, addr);
27}
28
29static inline void __init gpio_request_pullup(u32 addr)
30{
31 u8 data = __raw_readb(addr);
32
33 data &= 0x0F;
34 data |= 0xC0;
35 __raw_writeb(data, addr);
36}
37
38static inline void __init gpio_request_pulldown(u32 addr)
39{
40 u8 data = __raw_readb(addr);
41
42 data &= 0x0F;
43 data |= 0xA0;
44
45 __raw_writeb(data, addr);
46}
47
48#endif /* __ASM_ARCH_GPIO_H */