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ARM: 6025/1: vic: factor out common init code
[deliverable/linux.git] / arch / arm / mach-ep93xx / edb93xx.c
CommitLineData
a2bd40d2
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>
a2bd40d2 29#include <linux/platform_device.h>
583ddafe 30#include <linux/mtd/physmap.h>
6531a991
HS		 31#include <linux/gpio.h>
32#include <linux/i2c.h>
33#include <linux/i2c-gpio.h>
583ddafe 34
a2bd40d2 35#include <mach/hardware.h>
583ddafe 36
a2bd40d2
HS		 37#include <asm/mach-types.h>
38#include <asm/mach/arch.h>
39
583ddafe 40
a2bd40d2
HS		 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
6531a991
HS		 81
82/*************************************************************************
83 * EDB93xx i2c peripheral handling
84 *************************************************************************/
85static struct i2c_gpio_platform_data edb93xx_i2c_gpio_data = {
86 .sda_pin = EP93XX_GPIO_LINE_EEDAT,
87 .sda_is_open_drain = 0,
88 .scl_pin = EP93XX_GPIO_LINE_EECLK,
89 .scl_is_open_drain = 0,
90 .udelay = 0, /* default to 100 kHz */
91 .timeout = 0, /* default to 100 ms */
92};
93
94static struct i2c_board_info __initdata edb93xxa_i2c_board_info[] = {
a2bd40d2
HS		 95 {
96 I2C_BOARD_INFO("isl1208", 0x6f),
97 },
98};
99
6531a991 100static struct i2c_board_info __initdata edb93xx_i2c_board_info[] = {
a2bd40d2
HS		 101 {
102 I2C_BOARD_INFO("ds1337", 0x68),
103 },
104};
105
106static void __init edb93xx_register_i2c(void)
107{
108 if (machine_is_edb9302a() || machine_is_edb9307a() ||
109 machine_is_edb9315a()) {
6531a991
HS		 110 ep93xx_register_i2c(&edb93xx_i2c_gpio_data,
111 edb93xxa_i2c_board_info,
112 ARRAY_SIZE(edb93xxa_i2c_board_info));
a2bd40d2
HS		 113 } else if (machine_is_edb9307() || machine_is_edb9312() ||
114 machine_is_edb9315()) {
3d977c01 115 ep93xx_register_i2c(&edb93xx_i2c_gpio_data,
6531a991
HS		 116 edb93xx_i2c_board_info,
117 ARRAY_SIZE(edb93xx_i2c_board_info));
a2bd40d2
HS		 118 }
119}
120
1fbd972a
HS		 121
122/*************************************************************************
123 * EDB93xx pwm
124 *************************************************************************/
125static void __init edb93xx_register_pwm(void)
126{
127 if (machine_is_edb9301() ||
128 machine_is_edb9302() || machine_is_edb9302a()) {
129 /* EP9301 and EP9302 only have pwm.1 (EGPIO14) */
130 ep93xx_register_pwm(0, 1);
131 } else if (machine_is_edb9307() || machine_is_edb9307a()) {
132 /* EP9307 only has pwm.0 (PWMOUT) */
133 ep93xx_register_pwm(1, 0);
134 } else {
135 /* EP9312 and EP9315 have both */
136 ep93xx_register_pwm(1, 1);
137 }
138}
139
140
a2bd40d2
HS		 141static void __init edb93xx_init_machine(void)
142{
143 ep93xx_init_devices();
144 edb93xx_register_flash();
145 ep93xx_register_eth(&edb93xx_eth_data, 1);
146 edb93xx_register_i2c();
1fbd972a 147 edb93xx_register_pwm();
a2bd40d2
HS		 148}
149
150
151#ifdef CONFIG_MACH_EDB9301
152MACHINE_START(EDB9301, "Cirrus Logic EDB9301 Evaluation Board")
153 /* Maintainer: H Hartley Sweeten <hsweeten@visionengravers.com> */
154 .phys_io = EP93XX_APB_PHYS_BASE,
155 .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
156 .boot_params = EP93XX_SDCE3_PHYS_BASE_SYNC + 0x100,
157 .map_io = ep93xx_map_io,
158 .init_irq = ep93xx_init_irq,
159 .timer = &ep93xx_timer,
160 .init_machine = edb93xx_init_machine,
161MACHINE_END
162#endif
163
164#ifdef CONFIG_MACH_EDB9302
165MACHINE_START(EDB9302, "Cirrus Logic EDB9302 Evaluation Board")
166 /* Maintainer: George Kashperko <george@chas.com.ua> */
167 .phys_io = EP93XX_APB_PHYS_BASE,
168 .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
169 .boot_params = EP93XX_SDCE3_PHYS_BASE_SYNC + 0x100,
170 .map_io = ep93xx_map_io,
171 .init_irq = ep93xx_init_irq,
172 .timer = &ep93xx_timer,
173 .init_machine = edb93xx_init_machine,
174MACHINE_END
175#endif
176
177#ifdef CONFIG_MACH_EDB9302A
178MACHINE_START(EDB9302A, "Cirrus Logic EDB9302A Evaluation Board")
179 /* Maintainer: Lennert Buytenhek <buytenh@wantstofly.org> */
180 .phys_io = EP93XX_APB_PHYS_BASE,
181 .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
182 .boot_params = EP93XX_SDCE0_PHYS_BASE + 0x100,
183 .map_io = ep93xx_map_io,
184 .init_irq = ep93xx_init_irq,
185 .timer = &ep93xx_timer,
186 .init_machine = edb93xx_init_machine,
187MACHINE_END
188#endif
189
190#ifdef CONFIG_MACH_EDB9307
191MACHINE_START(EDB9307, "Cirrus Logic EDB9307 Evaluation Board")
192 /* Maintainer: Herbert Valerio Riedel <hvr@gnu.org> */
193 .phys_io = EP93XX_APB_PHYS_BASE,
194 .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
195 .boot_params = EP93XX_SDCE3_PHYS_BASE_SYNC + 0x100,
196 .map_io = ep93xx_map_io,
197 .init_irq = ep93xx_init_irq,
198 .timer = &ep93xx_timer,
199 .init_machine = edb93xx_init_machine,
200MACHINE_END
201#endif
202
203#ifdef CONFIG_MACH_EDB9307A
204MACHINE_START(EDB9307A, "Cirrus Logic EDB9307A Evaluation Board")
205 /* Maintainer: H Hartley Sweeten <hsweeten@visionengravers.com> */
206 .phys_io = EP93XX_APB_PHYS_BASE,
207 .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
208 .boot_params = EP93XX_SDCE0_PHYS_BASE + 0x100,
209 .map_io = ep93xx_map_io,
210 .init_irq = ep93xx_init_irq,
211 .timer = &ep93xx_timer,
212 .init_machine = edb93xx_init_machine,
213MACHINE_END
214#endif
215
216#ifdef CONFIG_MACH_EDB9312
217MACHINE_START(EDB9312, "Cirrus Logic EDB9312 Evaluation Board")
218 /* Maintainer: Toufeeq Hussain <toufeeq_hussain@infosys.com> */
219 .phys_io = EP93XX_APB_PHYS_BASE,
220 .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
221 .boot_params = EP93XX_SDCE3_PHYS_BASE_SYNC + 0x100,
222 .map_io = ep93xx_map_io,
223 .init_irq = ep93xx_init_irq,
224 .timer = &ep93xx_timer,
225 .init_machine = edb93xx_init_machine,
226MACHINE_END
227#endif
228
229#ifdef CONFIG_MACH_EDB9315
230MACHINE_START(EDB9315, "Cirrus Logic EDB9315 Evaluation Board")
231 /* Maintainer: Lennert Buytenhek <buytenh@wantstofly.org> */
232 .phys_io = EP93XX_APB_PHYS_BASE,
233 .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
234 .boot_params = EP93XX_SDCE3_PHYS_BASE_SYNC + 0x100,
235 .map_io = ep93xx_map_io,
236 .init_irq = ep93xx_init_irq,
237 .timer = &ep93xx_timer,
238 .init_machine = edb93xx_init_machine,
239MACHINE_END
240#endif
241
242#ifdef CONFIG_MACH_EDB9315A
243MACHINE_START(EDB9315A, "Cirrus Logic EDB9315A Evaluation Board")
244 /* Maintainer: Lennert Buytenhek <buytenh@wantstofly.org> */
245 .phys_io = EP93XX_APB_PHYS_BASE,
246 .io_pg_offst = ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
247 .boot_params = EP93XX_SDCE0_PHYS_BASE + 0x100,
248 .map_io = ep93xx_map_io,
249 .init_irq = ep93xx_init_irq,
250 .timer = &ep93xx_timer,
251 .init_machine = edb93xx_init_machine,
252MACHINE_END
253#endif
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