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[ARM] 5578/1: ep93xx: add ep93xx-keypad clock
[deliverable/linux.git] / arch / arm / mach-ep93xx / edb93xx.c
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HS		 1/*
2 * arch/arm/mach-ep93xx/edb93xx.c
3 * Cirrus Logic EDB93xx Development Board support.
4 *
5 * EDB93XX, EDB9301, EDB9307A
6 * Copyright (C) 2008-2009 H Hartley Sweeten <hsweeten@visionengravers.com>
7 *
8 * EDB9302
9 * Copyright (C) 2006 George Kashperko <george@chas.com.ua>
10 *
11 * EDB9302A, EDB9315, EDB9315A
12 * Copyright (C) 2006 Lennert Buytenhek <buytenh@wantstofly.org>
13 *
14 * EDB9307
15 * Copyright (C) 2007 Herbert Valerio Riedel <hvr@gnu.org>
16 *
17 * EDB9312
18 * Copyright (C) 2006 Infosys Technologies Limited
19 * Toufeeq Hussain <toufeeq_hussain@infosys.com>
20 *
21 * This program is free software; you can redistribute it and/or modify
22 * it under the terms of the GNU General Public License as published by
23 * the Free Software Foundation; either version 2 of the License, or (at
24 * your option) any later version.
25 */
26
27#include <linux/kernel.h>
28#include <linux/init.h>
29#include <linux/mm.h>
30#include <linux/sched.h>
31#include <linux/interrupt.h>
32#include <linux/ioport.h>
33#include <linux/mtd/physmap.h>
34#include <linux/platform_device.h>
35#include <linux/io.h>
36#include <linux/i2c.h>
37#include <mach/hardware.h>
38#include <asm/mach-types.h>
39#include <asm/mach/arch.h>
40
41static struct physmap_flash_data edb93xx_flash_data;
42
43static struct resource edb93xx_flash_resource = {
44 .flags = IORESOURCE_MEM,
45};
46
47static struct platform_device edb93xx_flash = {
48 .name = "physmap-flash",
49 .id = 0,
50 .dev = {
51 .platform_data = &edb93xx_flash_data,
52 },
53 .num_resources = 1,
54 .resource = &edb93xx_flash_resource,
55};
56
57static void __init __edb93xx_register_flash(unsigned int width,
58 resource_size_t start, resource_size_t size)
59{
60 edb93xx_flash_data.width = width;
61 edb93xx_flash_resource.start = start;
62 edb93xx_flash_resource.end = start + size - 1;
63
64 platform_device_register(&edb93xx_flash);
65}
66
67static void __init edb93xx_register_flash(void)
68{
69 if (machine_is_edb9307() || machine_is_edb9312() ||
70 machine_is_edb9315()) {
71 __edb93xx_register_flash(4, EP93XX_CS6_PHYS_BASE, SZ_32M);
72 } else {
73 __edb93xx_register_flash(2, EP93XX_CS6_PHYS_BASE, SZ_16M);
74 }
75}
76
77static struct ep93xx_eth_data edb93xx_eth_data = {
78 .phy_id = 1,
79};
80
81static struct i2c_board_info __initdata edb93xxa_i2c_data[] = {
82 {
83 I2C_BOARD_INFO("isl1208", 0x6f),
84 },
85};
86
87static struct i2c_board_info __initdata edb93xx_i2c_data[] = {
88 {
89 I2C_BOARD_INFO("ds1337", 0x68),
90 },
91};
92
93static void __init edb93xx_register_i2c(void)
94{
95 if (machine_is_edb9302a() || machine_is_edb9307a() ||
96 machine_is_edb9315a()) {
97 ep93xx_register_i2c(edb93xxa_i2c_data,
98 ARRAY_SIZE(edb93xxa_i2c_data));
99 } else if (machine_is_edb9307() || machine_is_edb9312() ||
100 machine_is_edb9315()) {
101 ep93xx_register_i2c(edb93xx_i2c_data,
102 ARRAY_SIZE(edb93xx_i2c_data));
103 }
104}
105
106static void __init edb93xx_init_machine(void)
107{
108 ep93xx_init_devices();
109 edb93xx_register_flash();
110 ep93xx_register_eth(&edb93xx_eth_data, 1);
111 edb93xx_register_i2c();
112}
113
114
115#ifdef CONFIG_MACH_EDB9301
116MACHINE_START(EDB9301, "Cirrus Logic EDB9301 Evaluation Board")
117 /* Maintainer: H Hartley Sweeten <hsweeten@visionengravers.com> */
118 .phys_io = EP93XX_APB_PHYS_BASE,
119 .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
120 .boot_params = EP93XX_SDCE3_PHYS_BASE_SYNC + 0x100,
121 .map_io = ep93xx_map_io,
122 .init_irq = ep93xx_init_irq,
123 .timer = &ep93xx_timer,
124 .init_machine = edb93xx_init_machine,
125MACHINE_END
126#endif
127
128#ifdef CONFIG_MACH_EDB9302
129MACHINE_START(EDB9302, "Cirrus Logic EDB9302 Evaluation Board")
130 /* Maintainer: George Kashperko <george@chas.com.ua> */
131 .phys_io = EP93XX_APB_PHYS_BASE,
132 .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
133 .boot_params = EP93XX_SDCE3_PHYS_BASE_SYNC + 0x100,
134 .map_io = ep93xx_map_io,
135 .init_irq = ep93xx_init_irq,
136 .timer = &ep93xx_timer,
137 .init_machine = edb93xx_init_machine,
138MACHINE_END
139#endif
140
141#ifdef CONFIG_MACH_EDB9302A
142MACHINE_START(EDB9302A, "Cirrus Logic EDB9302A Evaluation Board")
143 /* Maintainer: Lennert Buytenhek <buytenh@wantstofly.org> */
144 .phys_io = EP93XX_APB_PHYS_BASE,
145 .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
146 .boot_params = EP93XX_SDCE0_PHYS_BASE + 0x100,
147 .map_io = ep93xx_map_io,
148 .init_irq = ep93xx_init_irq,
149 .timer = &ep93xx_timer,
150 .init_machine = edb93xx_init_machine,
151MACHINE_END
152#endif
153
154#ifdef CONFIG_MACH_EDB9307
155MACHINE_START(EDB9307, "Cirrus Logic EDB9307 Evaluation Board")
156 /* Maintainer: Herbert Valerio Riedel <hvr@gnu.org> */
157 .phys_io = EP93XX_APB_PHYS_BASE,
158 .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
159 .boot_params = EP93XX_SDCE3_PHYS_BASE_SYNC + 0x100,
160 .map_io = ep93xx_map_io,
161 .init_irq = ep93xx_init_irq,
162 .timer = &ep93xx_timer,
163 .init_machine = edb93xx_init_machine,
164MACHINE_END
165#endif
166
167#ifdef CONFIG_MACH_EDB9307A
168MACHINE_START(EDB9307A, "Cirrus Logic EDB9307A Evaluation Board")
169 /* Maintainer: H Hartley Sweeten <hsweeten@visionengravers.com> */
170 .phys_io = EP93XX_APB_PHYS_BASE,
171 .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
172 .boot_params = EP93XX_SDCE0_PHYS_BASE + 0x100,
173 .map_io = ep93xx_map_io,
174 .init_irq = ep93xx_init_irq,
175 .timer = &ep93xx_timer,
176 .init_machine = edb93xx_init_machine,
177MACHINE_END
178#endif
179
180#ifdef CONFIG_MACH_EDB9312
181MACHINE_START(EDB9312, "Cirrus Logic EDB9312 Evaluation Board")
182 /* Maintainer: Toufeeq Hussain <toufeeq_hussain@infosys.com> */
183 .phys_io = EP93XX_APB_PHYS_BASE,
184 .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
185 .boot_params = EP93XX_SDCE3_PHYS_BASE_SYNC + 0x100,
186 .map_io = ep93xx_map_io,
187 .init_irq = ep93xx_init_irq,
188 .timer = &ep93xx_timer,
189 .init_machine = edb93xx_init_machine,
190MACHINE_END
191#endif
192
193#ifdef CONFIG_MACH_EDB9315
194MACHINE_START(EDB9315, "Cirrus Logic EDB9315 Evaluation Board")
195 /* Maintainer: Lennert Buytenhek <buytenh@wantstofly.org> */
196 .phys_io = EP93XX_APB_PHYS_BASE,
197 .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
198 .boot_params = EP93XX_SDCE3_PHYS_BASE_SYNC + 0x100,
199 .map_io = ep93xx_map_io,
200 .init_irq = ep93xx_init_irq,
201 .timer = &ep93xx_timer,
202 .init_machine = edb93xx_init_machine,
203MACHINE_END
204#endif
205
206#ifdef CONFIG_MACH_EDB9315A
207MACHINE_START(EDB9315A, "Cirrus Logic EDB9315A Evaluation Board")
208 /* Maintainer: Lennert Buytenhek <buytenh@wantstofly.org> */
209 .phys_io = EP93XX_APB_PHYS_BASE,
210 .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
211 .boot_params = EP93XX_SDCE0_PHYS_BASE + 0x100,
212 .map_io = ep93xx_map_io,
213 .init_irq = ep93xx_init_irq,
214 .timer = &ep93xx_timer,
215 .init_machine = edb93xx_init_machine,
216MACHINE_END
217#endif
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