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ARM: imx: remove empty and unused board headers
[linux-2.6/libata-dev.git] / arch / arm / mach-mx3 / mach-armadillo5x0.c
blob2a8de89e0b68660c2eeed2e4142d9aee60999f06
1 /*
2 * armadillo5x0.c
3 *
4 * Copyright 2009 Alberto Panizzo <maramaopercheseimorto@gmail.com>
5 * updates in http://alberdroid.blogspot.com/
6 *
7 * Based on Atmark Techno, Inc. armadillo 500 BSP 2008
8 * Based on mx31ads.c and pcm037.c Great Work!
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
23 * MA 02110-1301, USA.
24 */
25
26 #include <linux/types.h>
27 #include <linux/init.h>
28 #include <linux/clk.h>
29 #include <linux/platform_device.h>
30 #include <linux/gpio.h>
31 #include <linux/smsc911x.h>
32 #include <linux/interrupt.h>
33 #include <linux/irq.h>
34 #include <linux/mtd/physmap.h>
35 #include <linux/io.h>
36 #include <linux/input.h>
37 #include <linux/gpio_keys.h>
38 #include <linux/i2c.h>
39 #include <linux/usb/otg.h>
40 #include <linux/usb/ulpi.h>
41 #include <linux/delay.h>
42
43 #include <mach/hardware.h>
44 #include <asm/mach-types.h>
45 #include <asm/mach/arch.h>
46 #include <asm/mach/time.h>
47 #include <asm/memory.h>
48 #include <asm/mach/map.h>
49
50 #include <mach/common.h>
51 #include <mach/imx-uart.h>
52 #include <mach/iomux-mx3.h>
53 #include <mach/mmc.h>
54 #include <mach/ipu.h>
55 #include <mach/mx3fb.h>
56 #include <mach/mxc_nand.h>
57 #include <mach/mxc_ehci.h>
58 #include <mach/ulpi.h>
59
60 #include "devices.h"
61 #include "crm_regs.h"
62
63 static int armadillo5x0_pins[] = {
64 /* UART1 */
65 MX31_PIN_CTS1__CTS1,
66 MX31_PIN_RTS1__RTS1,
67 MX31_PIN_TXD1__TXD1,
68 MX31_PIN_RXD1__RXD1,
69 /* UART2 */
70 MX31_PIN_CTS2__CTS2,
71 MX31_PIN_RTS2__RTS2,
72 MX31_PIN_TXD2__TXD2,
73 MX31_PIN_RXD2__RXD2,
74 /* LAN9118_IRQ */
75 IOMUX_MODE(MX31_PIN_GPIO1_0, IOMUX_CONFIG_GPIO),
76 /* SDHC1 */
77 MX31_PIN_SD1_DATA3__SD1_DATA3,
78 MX31_PIN_SD1_DATA2__SD1_DATA2,
79 MX31_PIN_SD1_DATA1__SD1_DATA1,
80 MX31_PIN_SD1_DATA0__SD1_DATA0,
81 MX31_PIN_SD1_CLK__SD1_CLK,
82 MX31_PIN_SD1_CMD__SD1_CMD,
83 /* Framebuffer */
84 MX31_PIN_LD0__LD0,
85 MX31_PIN_LD1__LD1,
86 MX31_PIN_LD2__LD2,
87 MX31_PIN_LD3__LD3,
88 MX31_PIN_LD4__LD4,
89 MX31_PIN_LD5__LD5,
90 MX31_PIN_LD6__LD6,
91 MX31_PIN_LD7__LD7,
92 MX31_PIN_LD8__LD8,
93 MX31_PIN_LD9__LD9,
94 MX31_PIN_LD10__LD10,
95 MX31_PIN_LD11__LD11,
96 MX31_PIN_LD12__LD12,
97 MX31_PIN_LD13__LD13,
98 MX31_PIN_LD14__LD14,
99 MX31_PIN_LD15__LD15,
100 MX31_PIN_LD16__LD16,
101 MX31_PIN_LD17__LD17,
102 MX31_PIN_VSYNC3__VSYNC3,
103 MX31_PIN_HSYNC__HSYNC,
104 MX31_PIN_FPSHIFT__FPSHIFT,
105 MX31_PIN_DRDY0__DRDY0,
106 IOMUX_MODE(MX31_PIN_LCS1, IOMUX_CONFIG_GPIO), /*ADV7125_PSAVE*/
107 /* I2C2 */
108 MX31_PIN_CSPI2_MOSI__SCL,
109 MX31_PIN_CSPI2_MISO__SDA,
110 /* OTG */
111 MX31_PIN_USBOTG_DATA0__USBOTG_DATA0,
112 MX31_PIN_USBOTG_DATA1__USBOTG_DATA1,
113 MX31_PIN_USBOTG_DATA2__USBOTG_DATA2,
114 MX31_PIN_USBOTG_DATA3__USBOTG_DATA3,
115 MX31_PIN_USBOTG_DATA4__USBOTG_DATA4,
116 MX31_PIN_USBOTG_DATA5__USBOTG_DATA5,
117 MX31_PIN_USBOTG_DATA6__USBOTG_DATA6,
118 MX31_PIN_USBOTG_DATA7__USBOTG_DATA7,
119 MX31_PIN_USBOTG_CLK__USBOTG_CLK,
120 MX31_PIN_USBOTG_DIR__USBOTG_DIR,
121 MX31_PIN_USBOTG_NXT__USBOTG_NXT,
122 MX31_PIN_USBOTG_STP__USBOTG_STP,
123 /* USB host 2 */
124 IOMUX_MODE(MX31_PIN_USBH2_CLK, IOMUX_CONFIG_FUNC),
125 IOMUX_MODE(MX31_PIN_USBH2_DIR, IOMUX_CONFIG_FUNC),
126 IOMUX_MODE(MX31_PIN_USBH2_NXT, IOMUX_CONFIG_FUNC),
127 IOMUX_MODE(MX31_PIN_USBH2_STP, IOMUX_CONFIG_FUNC),
128 IOMUX_MODE(MX31_PIN_USBH2_DATA0, IOMUX_CONFIG_FUNC),
129 IOMUX_MODE(MX31_PIN_USBH2_DATA1, IOMUX_CONFIG_FUNC),
130 IOMUX_MODE(MX31_PIN_STXD3, IOMUX_CONFIG_FUNC),
131 IOMUX_MODE(MX31_PIN_SRXD3, IOMUX_CONFIG_FUNC),
132 IOMUX_MODE(MX31_PIN_SCK3, IOMUX_CONFIG_FUNC),
133 IOMUX_MODE(MX31_PIN_SFS3, IOMUX_CONFIG_FUNC),
134 IOMUX_MODE(MX31_PIN_STXD6, IOMUX_CONFIG_FUNC),
135 IOMUX_MODE(MX31_PIN_SRXD6, IOMUX_CONFIG_FUNC),
136 };
137
138 /* USB */
139 #if defined(CONFIG_USB_ULPI)
140
141 #define OTG_RESET IOMUX_TO_GPIO(MX31_PIN_STXD4)
142 #define USBH2_RESET IOMUX_TO_GPIO(MX31_PIN_SCK6)
143 #define USBH2_CS IOMUX_TO_GPIO(MX31_PIN_GPIO1_3)
144
145 #define USB_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS | \
146 PAD_CTL_ODE_CMOS | PAD_CTL_100K_PU)
147
148 static int usbotg_init(struct platform_device *pdev)
149 {
150 int err;
151
152 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA0, USB_PAD_CFG);
153 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA1, USB_PAD_CFG);
154 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA2, USB_PAD_CFG);
155 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA3, USB_PAD_CFG);
156 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA4, USB_PAD_CFG);
157 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA5, USB_PAD_CFG);
158 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA6, USB_PAD_CFG);
159 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA7, USB_PAD_CFG);
160 mxc_iomux_set_pad(MX31_PIN_USBOTG_CLK, USB_PAD_CFG);
161 mxc_iomux_set_pad(MX31_PIN_USBOTG_DIR, USB_PAD_CFG);
162 mxc_iomux_set_pad(MX31_PIN_USBOTG_NXT, USB_PAD_CFG);
163 mxc_iomux_set_pad(MX31_PIN_USBOTG_STP, USB_PAD_CFG);
164
165 /* Chip already enabled by hardware */
166 /* OTG phy reset*/
167 err = gpio_request(OTG_RESET, "USB-OTG-RESET");
168 if (err) {
169 pr_err("Failed to request the usb otg reset gpio\n");
170 return err;
171 }
172
173 err = gpio_direction_output(OTG_RESET, 1/*HIGH*/);
174 if (err) {
175 pr_err("Failed to reset the usb otg phy\n");
176 goto otg_free_reset;
177 }
178
179 gpio_set_value(OTG_RESET, 0/*LOW*/);
180 mdelay(5);
181 gpio_set_value(OTG_RESET, 1/*HIGH*/);
182
183 return 0;
184
185 otg_free_reset:
186 gpio_free(OTG_RESET);
187 return err;
188 }
189
190 static int usbh2_init(struct platform_device *pdev)
191 {
192 int err;
193
194 mxc_iomux_set_pad(MX31_PIN_USBH2_CLK, USB_PAD_CFG);
195 mxc_iomux_set_pad(MX31_PIN_USBH2_DIR, USB_PAD_CFG);
196 mxc_iomux_set_pad(MX31_PIN_USBH2_NXT, USB_PAD_CFG);
197 mxc_iomux_set_pad(MX31_PIN_USBH2_STP, USB_PAD_CFG);
198 mxc_iomux_set_pad(MX31_PIN_USBH2_DATA0, USB_PAD_CFG);
199 mxc_iomux_set_pad(MX31_PIN_USBH2_DATA1, USB_PAD_CFG);
200 mxc_iomux_set_pad(MX31_PIN_SRXD6, USB_PAD_CFG);
201 mxc_iomux_set_pad(MX31_PIN_STXD6, USB_PAD_CFG);
202 mxc_iomux_set_pad(MX31_PIN_SFS3, USB_PAD_CFG);
203 mxc_iomux_set_pad(MX31_PIN_SCK3, USB_PAD_CFG);
204 mxc_iomux_set_pad(MX31_PIN_SRXD3, USB_PAD_CFG);
205 mxc_iomux_set_pad(MX31_PIN_STXD3, USB_PAD_CFG);
206
207 mxc_iomux_set_gpr(MUX_PGP_UH2, true);
208
209
210 /* Enable the chip */
211 err = gpio_request(USBH2_CS, "USB-H2-CS");
212 if (err) {
213 pr_err("Failed to request the usb host 2 CS gpio\n");
214 return err;
215 }
216
217 err = gpio_direction_output(USBH2_CS, 0/*Enabled*/);
218 if (err) {
219 pr_err("Failed to drive the usb host 2 CS gpio\n");
220 goto h2_free_cs;
221 }
222
223 /* H2 phy reset*/
224 err = gpio_request(USBH2_RESET, "USB-H2-RESET");
225 if (err) {
226 pr_err("Failed to request the usb host 2 reset gpio\n");
227 goto h2_free_cs;
228 }
229
230 err = gpio_direction_output(USBH2_RESET, 1/*HIGH*/);
231 if (err) {
232 pr_err("Failed to reset the usb host 2 phy\n");
233 goto h2_free_reset;
234 }
235
236 gpio_set_value(USBH2_RESET, 0/*LOW*/);
237 mdelay(5);
238 gpio_set_value(USBH2_RESET, 1/*HIGH*/);
239
240 return 0;
241
242 h2_free_reset:
243 gpio_free(USBH2_RESET);
244 h2_free_cs:
245 gpio_free(USBH2_CS);
246 return err;
247 }
248
249 static struct mxc_usbh_platform_data usbotg_pdata = {
250 .init = usbotg_init,
251 .portsc = MXC_EHCI_MODE_ULPI | MXC_EHCI_UTMI_8BIT,
252 .flags = MXC_EHCI_POWER_PINS_ENABLED | MXC_EHCI_INTERFACE_DIFF_UNI,
253 };
254
255 static struct mxc_usbh_platform_data usbh2_pdata = {
256 .init = usbh2_init,
257 .portsc = MXC_EHCI_MODE_ULPI | MXC_EHCI_UTMI_8BIT,
258 .flags = MXC_EHCI_POWER_PINS_ENABLED | MXC_EHCI_INTERFACE_DIFF_UNI,
259 };
260 #endif /* CONFIG_USB_ULPI */
261
262 /* RTC over I2C*/
263 #define ARMADILLO5X0_RTC_GPIO IOMUX_TO_GPIO(MX31_PIN_SRXD4)
264
265 static struct i2c_board_info armadillo5x0_i2c_rtc = {
266 I2C_BOARD_INFO("s35390a", 0x30),
267 };
268
269 /* GPIO BUTTONS */
270 static struct gpio_keys_button armadillo5x0_buttons[] = {
271 {
272 .code = KEY_ENTER, /*28*/
273 .gpio = IOMUX_TO_GPIO(MX31_PIN_SCLK0),
274 .active_low = 1,
275 .desc = "menu",
276 .wakeup = 1,
277 }, {
278 .code = KEY_BACK, /*158*/
279 .gpio = IOMUX_TO_GPIO(MX31_PIN_SRST0),
280 .active_low = 1,
281 .desc = "back",
282 .wakeup = 1,
283 }
284 };
285
286 static struct gpio_keys_platform_data armadillo5x0_button_data = {
287 .buttons = armadillo5x0_buttons,
288 .nbuttons = ARRAY_SIZE(armadillo5x0_buttons),
289 };
290
291 static struct platform_device armadillo5x0_button_device = {
292 .name = "gpio-keys",
293 .id = -1,
294 .num_resources = 0,
295 .dev = {
296 .platform_data = &armadillo5x0_button_data,
297 }
298 };
299
300 /*
301 * NAND Flash
302 */
303 static struct mxc_nand_platform_data armadillo5x0_nand_flash_pdata = {
304 .width = 1,
305 .hw_ecc = 1,
306 };
307
308 /*
309 * MTD NOR Flash
310 */
311 static struct mtd_partition armadillo5x0_nor_flash_partitions[] = {
312 {
313 .name = "nor.bootloader",
314 .offset = 0x00000000,
315 .size = 4*32*1024,
316 }, {
317 .name = "nor.kernel",
318 .offset = MTDPART_OFS_APPEND,
319 .size = 16*128*1024,
320 }, {
321 .name = "nor.userland",
322 .offset = MTDPART_OFS_APPEND,
323 .size = 110*128*1024,
324 }, {
325 .name = "nor.config",
326 .offset = MTDPART_OFS_APPEND,
327 .size = 1*128*1024,
328 },
329 };
330
331 static struct physmap_flash_data armadillo5x0_nor_flash_pdata = {
332 .width = 2,
333 .parts = armadillo5x0_nor_flash_partitions,
334 .nr_parts = ARRAY_SIZE(armadillo5x0_nor_flash_partitions),
335 };
336
337 static struct resource armadillo5x0_nor_flash_resource = {
338 .flags = IORESOURCE_MEM,
339 .start = MX31_CS0_BASE_ADDR,
340 .end = MX31_CS0_BASE_ADDR + SZ_64M - 1,
341 };
342
343 static struct platform_device armadillo5x0_nor_flash = {
344 .name = "physmap-flash",
345 .id = -1,
346 .num_resources = 1,
347 .resource = &armadillo5x0_nor_flash_resource,
348 };
349
350 /*
351 * FB support
352 */
353 static const struct fb_videomode fb_modedb[] = {
354 { /* 640x480 @ 60 Hz */
355 .name = "CRT-VGA",
356 .refresh = 60,
357 .xres = 640,
358 .yres = 480,
359 .pixclock = 39721,
360 .left_margin = 35,
361 .right_margin = 115,
362 .upper_margin = 43,
363 .lower_margin = 1,
364 .hsync_len = 10,
365 .vsync_len = 1,
366 .sync = FB_SYNC_OE_ACT_HIGH,
367 .vmode = FB_VMODE_NONINTERLACED,
368 .flag = 0,
369 }, {/* 800x600 @ 56 Hz */
370 .name = "CRT-SVGA",
371 .refresh = 56,
372 .xres = 800,
373 .yres = 600,
374 .pixclock = 30000,
375 .left_margin = 30,
376 .right_margin = 108,
377 .upper_margin = 13,
378 .lower_margin = 10,
379 .hsync_len = 10,
380 .vsync_len = 1,
381 .sync = FB_SYNC_OE_ACT_HIGH | FB_SYNC_HOR_HIGH_ACT |
382 FB_SYNC_VERT_HIGH_ACT,
383 .vmode = FB_VMODE_NONINTERLACED,
384 .flag = 0,
385 },
386 };
387
388 static struct ipu_platform_data mx3_ipu_data = {
389 .irq_base = MXC_IPU_IRQ_START,
390 };
391
392 static struct mx3fb_platform_data mx3fb_pdata = {
393 .dma_dev = &mx3_ipu.dev,
394 .name = "CRT-VGA",
395 .mode = fb_modedb,
396 .num_modes = ARRAY_SIZE(fb_modedb),
397 };
398
399 /*
400 * SDHC 1
401 * MMC support
402 */
403 static int armadillo5x0_sdhc1_get_ro(struct device *dev)
404 {
405 return gpio_get_value(IOMUX_TO_GPIO(MX31_PIN_ATA_RESET_B));
406 }
407
408 static int armadillo5x0_sdhc1_init(struct device *dev,
409 irq_handler_t detect_irq, void *data)
410 {
411 int ret;
412 int gpio_det, gpio_wp;
413
414 gpio_det = IOMUX_TO_GPIO(MX31_PIN_ATA_DMACK);
415 gpio_wp = IOMUX_TO_GPIO(MX31_PIN_ATA_RESET_B);
416
417 ret = gpio_request(gpio_det, "sdhc-card-detect");
418 if (ret)
419 return ret;
420
421 gpio_direction_input(gpio_det);
422
423 ret = gpio_request(gpio_wp, "sdhc-write-protect");
424 if (ret)
425 goto err_gpio_free;
426
427 gpio_direction_input(gpio_wp);
428
429 /* When supported the trigger type have to be BOTH */
430 ret = request_irq(IOMUX_TO_IRQ(MX31_PIN_ATA_DMACK), detect_irq,
431 IRQF_DISABLED | IRQF_TRIGGER_FALLING,
432 "sdhc-detect", data);
433
434 if (ret)
435 goto err_gpio_free_2;
436
437 return 0;
438
439 err_gpio_free_2:
440 gpio_free(gpio_wp);
441
442 err_gpio_free:
443 gpio_free(gpio_det);
444
445 return ret;
446
447 }
448
449 static void armadillo5x0_sdhc1_exit(struct device *dev, void *data)
450 {
451 free_irq(IOMUX_TO_IRQ(MX31_PIN_ATA_DMACK), data);
452 gpio_free(IOMUX_TO_GPIO(MX31_PIN_ATA_DMACK));
453 gpio_free(IOMUX_TO_GPIO(MX31_PIN_ATA_RESET_B));
454 }
455
456 static struct imxmmc_platform_data sdhc_pdata = {
457 .get_ro = armadillo5x0_sdhc1_get_ro,
458 .init = armadillo5x0_sdhc1_init,
459 .exit = armadillo5x0_sdhc1_exit,
460 };
461
462 /*
463 * SMSC 9118
464 * Network support
465 */
466 static struct resource armadillo5x0_smc911x_resources[] = {
467 {
468 .start = MX31_CS3_BASE_ADDR,
469 .end = MX31_CS3_BASE_ADDR + SZ_32M - 1,
470 .flags = IORESOURCE_MEM,
471 }, {
472 .start = IOMUX_TO_IRQ(MX31_PIN_GPIO1_0),
473 .end = IOMUX_TO_IRQ(MX31_PIN_GPIO1_0),
474 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
475 },
476 };
477
478 static struct smsc911x_platform_config smsc911x_info = {
479 .flags = SMSC911X_USE_16BIT,
480 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
481 .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
482 };
483
484 static struct platform_device armadillo5x0_smc911x_device = {
485 .name = "smsc911x",
486 .id = -1,
487 .num_resources = ARRAY_SIZE(armadillo5x0_smc911x_resources),
488 .resource = armadillo5x0_smc911x_resources,
489 .dev = {
490 .platform_data = &smsc911x_info,
491 },
492 };
493
494 /* UART device data */
495 static struct imxuart_platform_data uart_pdata = {
496 .flags = IMXUART_HAVE_RTSCTS,
497 };
498
499 static struct platform_device *devices[] __initdata = {
500 &armadillo5x0_smc911x_device,
501 &mxc_i2c_device1,
502 &armadillo5x0_button_device,
503 };
504
505 /*
506 * Perform board specific initializations
507 */
508 static void __init armadillo5x0_init(void)
509 {
510 mxc_iomux_setup_multiple_pins(armadillo5x0_pins,
511 ARRAY_SIZE(armadillo5x0_pins), "armadillo5x0");
512
513 platform_add_devices(devices, ARRAY_SIZE(devices));
514
515 /* Register UART */
516 mxc_register_device(&mxc_uart_device0, &uart_pdata);
517 mxc_register_device(&mxc_uart_device1, &uart_pdata);
518
519 /* SMSC9118 IRQ pin */
520 gpio_direction_input(MX31_PIN_GPIO1_0);
521
522 /* Register SDHC */
523 mxc_register_device(&mxcsdhc_device0, &sdhc_pdata);
524
525 /* Register FB */
526 mxc_register_device(&mx3_ipu, &mx3_ipu_data);
527 mxc_register_device(&mx3_fb, &mx3fb_pdata);
528
529 /* Register NOR Flash */
530 mxc_register_device(&armadillo5x0_nor_flash,
531 &armadillo5x0_nor_flash_pdata);
532
533 /* Register NAND Flash */
534 mxc_register_device(&mxc_nand_device, &armadillo5x0_nand_flash_pdata);
535
536 /* set NAND page size to 2k if not configured via boot mode pins */
537 __raw_writel(__raw_readl(MXC_CCM_RCSR) | (1 << 30), MXC_CCM_RCSR);
538
539 /* RTC */
540 /* Get RTC IRQ and register the chip */
541 if (gpio_request(ARMADILLO5X0_RTC_GPIO, "rtc") == 0) {
542 if (gpio_direction_input(ARMADILLO5X0_RTC_GPIO) == 0)
543 armadillo5x0_i2c_rtc.irq = gpio_to_irq(ARMADILLO5X0_RTC_GPIO);
544 else
545 gpio_free(ARMADILLO5X0_RTC_GPIO);
546 }
547 if (armadillo5x0_i2c_rtc.irq == 0)
548 pr_warning("armadillo5x0_init: failed to get RTC IRQ\n");
549 i2c_register_board_info(1, &armadillo5x0_i2c_rtc, 1);
550
551 /* USB */
552 #if defined(CONFIG_USB_ULPI)
553 usbotg_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops,
554 USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT);
555 usbh2_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops,
556 USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT);
557
558 mxc_register_device(&mxc_otg_host, &usbotg_pdata);
559 mxc_register_device(&mxc_usbh2, &usbh2_pdata);
560 #endif
561 }
562
563 static void __init armadillo5x0_timer_init(void)
564 {
565 mx31_clocks_init(26000000);
566 }
567
568 static struct sys_timer armadillo5x0_timer = {
569 .init = armadillo5x0_timer_init,
570 };
571
572 MACHINE_START(ARMADILLO5X0, "Armadillo-500")
573 /* Maintainer: Alberto Panizzo */
574 .phys_io = MX31_AIPS1_BASE_ADDR,
575 .io_pg_offst = (MX31_AIPS1_BASE_ADDR_VIRT >> 18) & 0xfffc,
576 .boot_params = MX3x_PHYS_OFFSET + 0x100,
577 .map_io = mx31_map_io,
578 .init_irq = mx31_init_irq,
579 .timer = &armadillo5x0_timer,
580 .init_machine = armadillo5x0_init,
581 MACHINE_END
Linux 2.6 libata-dev (mirror)