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27#include <linux/kernel.h>
28#include <linux/init.h>
29#include <linux/platform_device.h>
30#include <linux/gpio.h>
31#include <linux/i2c.h>
32#include <linux/i2c-gpio.h>
33#include <linux/spi/spi.h>
34
35#include <sound/cs4271.h>
36
37#include <mach/hardware.h>
38#include <linux/platform_data/video-ep93xx.h>
39#include <linux/platform_data/spi-ep93xx.h>
40#include <mach/gpio-ep93xx.h>
41
42#include <asm/mach-types.h>
43#include <asm/mach/arch.h>
44
45#include "soc.h"
46
47static void __init edb93xx_register_flash(void)
48{
49 if (machine_is_edb9307() || machine_is_edb9312() ||
50 machine_is_edb9315()) {
51 ep93xx_register_flash(4, EP93XX_CS6_PHYS_BASE, SZ_32M);
52 } else {
53 ep93xx_register_flash(2, EP93XX_CS6_PHYS_BASE, SZ_16M);
54 }
55}
56
57static struct ep93xx_eth_data __initdata edb93xx_eth_data = {
58 .phy_id = 1,
59};
60
61
62
63
64
65static struct i2c_gpio_platform_data __initdata edb93xx_i2c_gpio_data = {
66 .sda_pin = EP93XX_GPIO_LINE_EEDAT,
67 .sda_is_open_drain = 0,
68 .scl_pin = EP93XX_GPIO_LINE_EECLK,
69 .scl_is_open_drain = 0,
70 .udelay = 0,
71 .timeout = 0,
72};
73
74static struct i2c_board_info __initdata edb93xxa_i2c_board_info[] = {
75 {
76 I2C_BOARD_INFO("isl1208", 0x6f),
77 },
78};
79
80static struct i2c_board_info __initdata edb93xx_i2c_board_info[] = {
81 {
82 I2C_BOARD_INFO("ds1337", 0x68),
83 },
84};
85
86static void __init edb93xx_register_i2c(void)
87{
88 if (machine_is_edb9302a() || machine_is_edb9307a() ||
89 machine_is_edb9315a()) {
90 ep93xx_register_i2c(&edb93xx_i2c_gpio_data,
91 edb93xxa_i2c_board_info,
92 ARRAY_SIZE(edb93xxa_i2c_board_info));
93 } else if (machine_is_edb9302() || machine_is_edb9307()
94 || machine_is_edb9312() || machine_is_edb9315()) {
95 ep93xx_register_i2c(&edb93xx_i2c_gpio_data,
96 edb93xx_i2c_board_info,
97 ARRAY_SIZE(edb93xx_i2c_board_info));
98 }
99}
100
101
102
103
104
105static struct cs4271_platform_data edb93xx_cs4271_data = {
106 .gpio_nreset = -EINVAL,
107};
108
109static int edb93xx_cs4271_hw_setup(struct spi_device *spi)
110{
111 return gpio_request_one(EP93XX_GPIO_LINE_EGPIO6,
112 GPIOF_OUT_INIT_HIGH, spi->modalias);
113}
114
115static void edb93xx_cs4271_hw_cleanup(struct spi_device *spi)
116{
117 gpio_free(EP93XX_GPIO_LINE_EGPIO6);
118}
119
120static void edb93xx_cs4271_hw_cs_control(struct spi_device *spi, int value)
121{
122 gpio_set_value(EP93XX_GPIO_LINE_EGPIO6, value);
123}
124
125static struct ep93xx_spi_chip_ops edb93xx_cs4271_hw = {
126 .setup = edb93xx_cs4271_hw_setup,
127 .cleanup = edb93xx_cs4271_hw_cleanup,
128 .cs_control = edb93xx_cs4271_hw_cs_control,
129};
130
131static struct spi_board_info edb93xx_spi_board_info[] __initdata = {
132 {
133 .modalias = "cs4271",
134 .platform_data = &edb93xx_cs4271_data,
135 .controller_data = &edb93xx_cs4271_hw,
136 .max_speed_hz = 6000000,
137 .bus_num = 0,
138 .chip_select = 0,
139 .mode = SPI_MODE_3,
140 },
141};
142
143static struct ep93xx_spi_info edb93xx_spi_info __initdata = {
144 .num_chipselect = ARRAY_SIZE(edb93xx_spi_board_info),
145};
146
147static void __init edb93xx_register_spi(void)
148{
149 if (machine_is_edb9301() || machine_is_edb9302())
150 edb93xx_cs4271_data.gpio_nreset = EP93XX_GPIO_LINE_EGPIO1;
151 else if (machine_is_edb9302a() || machine_is_edb9307a())
152 edb93xx_cs4271_data.gpio_nreset = EP93XX_GPIO_LINE_H(2);
153 else if (machine_is_edb9315a())
154 edb93xx_cs4271_data.gpio_nreset = EP93XX_GPIO_LINE_EGPIO14;
155
156 ep93xx_register_spi(&edb93xx_spi_info, edb93xx_spi_board_info,
157 ARRAY_SIZE(edb93xx_spi_board_info));
158}
159
160
161
162
163
164static struct platform_device edb93xx_audio_device = {
165 .name = "edb93xx-audio",
166 .id = -1,
167};
168
169static int __init edb93xx_has_audio(void)
170{
171 return (machine_is_edb9301() || machine_is_edb9302() ||
172 machine_is_edb9302a() || machine_is_edb9307a() ||
173 machine_is_edb9315a());
174}
175
176static void __init edb93xx_register_i2s(void)
177{
178 if (edb93xx_has_audio()) {
179 ep93xx_register_i2s();
180 platform_device_register(&edb93xx_audio_device);
181 }
182}
183
184
185
186
187
188static void __init edb93xx_register_pwm(void)
189{
190 if (machine_is_edb9301() ||
191 machine_is_edb9302() || machine_is_edb9302a()) {
192
193 ep93xx_register_pwm(0, 1);
194 } else if (machine_is_edb9307() || machine_is_edb9307a()) {
195
196 ep93xx_register_pwm(1, 0);
197 } else {
198
199 ep93xx_register_pwm(1, 1);
200 }
201}
202
203
204
205
206
207static struct ep93xxfb_mach_info __initdata edb93xxfb_info = {
208 .flags = 0,
209};
210
211static int __init edb93xx_has_fb(void)
212{
213
214 return machine_is_edb9307() || machine_is_edb9307a() ||
215 machine_is_edb9312() || machine_is_edb9315() ||
216 machine_is_edb9315a();
217}
218
219static void __init edb93xx_register_fb(void)
220{
221 if (!edb93xx_has_fb())
222 return;
223
224 if (machine_is_edb9307a() || machine_is_edb9315a())
225 edb93xxfb_info.flags |= EP93XXFB_USE_SDCSN0;
226 else
227 edb93xxfb_info.flags |= EP93XXFB_USE_SDCSN3;
228
229 ep93xx_register_fb(&edb93xxfb_info);
230}
231
232
233
234
235
236static int __init edb93xx_has_ide(void)
237{
238
239
240
241
242
243 return machine_is_edb9312() || machine_is_edb9315() ||
244 machine_is_edb9315a();
245}
246
247static void __init edb93xx_register_ide(void)
248{
249 if (!edb93xx_has_ide())
250 return;
251
252 ep93xx_register_ide();
253}
254
255
256static void __init edb93xx_init_machine(void)
257{
258 ep93xx_init_devices();
259 edb93xx_register_flash();
260 ep93xx_register_eth(&edb93xx_eth_data, 1);
261 edb93xx_register_i2c();
262 edb93xx_register_spi();
263 edb93xx_register_i2s();
264 edb93xx_register_pwm();
265 edb93xx_register_fb();
266 edb93xx_register_ide();
267}
268
269
270#ifdef CONFIG_MACH_EDB9301
271MACHINE_START(EDB9301, "Cirrus Logic EDB9301 Evaluation Board")
272
273 .atag_offset = 0x100,
274 .map_io = ep93xx_map_io,
275 .init_irq = ep93xx_init_irq,
276 .init_time = ep93xx_timer_init,
277 .init_machine = edb93xx_init_machine,
278 .init_late = ep93xx_init_late,
279 .restart = ep93xx_restart,
280MACHINE_END
281#endif
282
283#ifdef CONFIG_MACH_EDB9302
284MACHINE_START(EDB9302, "Cirrus Logic EDB9302 Evaluation Board")
285
286 .atag_offset = 0x100,
287 .map_io = ep93xx_map_io,
288 .init_irq = ep93xx_init_irq,
289 .init_time = ep93xx_timer_init,
290 .init_machine = edb93xx_init_machine,
291 .init_late = ep93xx_init_late,
292 .restart = ep93xx_restart,
293MACHINE_END
294#endif
295
296#ifdef CONFIG_MACH_EDB9302A
297MACHINE_START(EDB9302A, "Cirrus Logic EDB9302A Evaluation Board")
298
299 .atag_offset = 0x100,
300 .map_io = ep93xx_map_io,
301 .init_irq = ep93xx_init_irq,
302 .init_time = ep93xx_timer_init,
303 .init_machine = edb93xx_init_machine,
304 .init_late = ep93xx_init_late,
305 .restart = ep93xx_restart,
306MACHINE_END
307#endif
308
309#ifdef CONFIG_MACH_EDB9307
310MACHINE_START(EDB9307, "Cirrus Logic EDB9307 Evaluation Board")
311
312 .atag_offset = 0x100,
313 .map_io = ep93xx_map_io,
314 .init_irq = ep93xx_init_irq,
315 .init_time = ep93xx_timer_init,
316 .init_machine = edb93xx_init_machine,
317 .init_late = ep93xx_init_late,
318 .restart = ep93xx_restart,
319MACHINE_END
320#endif
321
322#ifdef CONFIG_MACH_EDB9307A
323MACHINE_START(EDB9307A, "Cirrus Logic EDB9307A Evaluation Board")
324
325 .atag_offset = 0x100,
326 .map_io = ep93xx_map_io,
327 .init_irq = ep93xx_init_irq,
328 .init_time = ep93xx_timer_init,
329 .init_machine = edb93xx_init_machine,
330 .init_late = ep93xx_init_late,
331 .restart = ep93xx_restart,
332MACHINE_END
333#endif
334
335#ifdef CONFIG_MACH_EDB9312
336MACHINE_START(EDB9312, "Cirrus Logic EDB9312 Evaluation Board")
337
338 .atag_offset = 0x100,
339 .map_io = ep93xx_map_io,
340 .init_irq = ep93xx_init_irq,
341 .init_time = ep93xx_timer_init,
342 .init_machine = edb93xx_init_machine,
343 .init_late = ep93xx_init_late,
344 .restart = ep93xx_restart,
345MACHINE_END
346#endif
347
348#ifdef CONFIG_MACH_EDB9315
349MACHINE_START(EDB9315, "Cirrus Logic EDB9315 Evaluation Board")
350
351 .atag_offset = 0x100,
352 .map_io = ep93xx_map_io,
353 .init_irq = ep93xx_init_irq,
354 .init_time = ep93xx_timer_init,
355 .init_machine = edb93xx_init_machine,
356 .init_late = ep93xx_init_late,
357 .restart = ep93xx_restart,
358MACHINE_END
359#endif
360
361#ifdef CONFIG_MACH_EDB9315A
362MACHINE_START(EDB9315A, "Cirrus Logic EDB9315A Evaluation Board")
363
364 .atag_offset = 0x100,
365 .map_io = ep93xx_map_io,
366 .init_irq = ep93xx_init_irq,
367 .init_time = ep93xx_timer_init,
368 .init_machine = edb93xx_init_machine,
369 .init_late = ep93xx_init_late,
370 .restart = ep93xx_restart,
371MACHINE_END
372#endif
373