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5e9145ed AP |
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> | |
c3a9c7f5 | 34 | #include <linux/mtd/physmap.h> |
0c8bad6a | 35 | #include <linux/io.h> |
e33c049c | 36 | #include <linux/input.h> |
2097abcb | 37 | #include <linux/i2c.h> |
b3aa111f AP |
38 | #include <linux/usb/otg.h> |
39 | #include <linux/usb/ulpi.h> | |
40 | #include <linux/delay.h> | |
7a4302a6 FE |
41 | #include <linux/regulator/machine.h> |
42 | #include <linux/regulator/fixed.h> | |
5e9145ed | 43 | |
5e9145ed AP |
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 | ||
e3372474 | 50 | #include "common.h" |
a2ceeef5 | 51 | #include "devices-imx31.h" |
29781fa6 | 52 | #include "crmregs-imx3.h" |
641dfe8b | 53 | #include "ehci.h" |
50f2de61 | 54 | #include "hardware.h" |
267dd34c | 55 | #include "iomux-mx3.h" |
39ef6340 | 56 | #include "ulpi.h" |
5e9145ed AP |
57 | |
58 | static int armadillo5x0_pins[] = { | |
59 | /* UART1 */ | |
60 | MX31_PIN_CTS1__CTS1, | |
61 | MX31_PIN_RTS1__RTS1, | |
62 | MX31_PIN_TXD1__TXD1, | |
63 | MX31_PIN_RXD1__RXD1, | |
64 | /* UART2 */ | |
65 | MX31_PIN_CTS2__CTS2, | |
66 | MX31_PIN_RTS2__RTS2, | |
67 | MX31_PIN_TXD2__TXD2, | |
68 | MX31_PIN_RXD2__RXD2, | |
69 | /* LAN9118_IRQ */ | |
70 | IOMUX_MODE(MX31_PIN_GPIO1_0, IOMUX_CONFIG_GPIO), | |
71 | /* SDHC1 */ | |
72 | MX31_PIN_SD1_DATA3__SD1_DATA3, | |
73 | MX31_PIN_SD1_DATA2__SD1_DATA2, | |
74 | MX31_PIN_SD1_DATA1__SD1_DATA1, | |
75 | MX31_PIN_SD1_DATA0__SD1_DATA0, | |
76 | MX31_PIN_SD1_CLK__SD1_CLK, | |
77 | MX31_PIN_SD1_CMD__SD1_CMD, | |
78 | /* Framebuffer */ | |
79 | MX31_PIN_LD0__LD0, | |
80 | MX31_PIN_LD1__LD1, | |
81 | MX31_PIN_LD2__LD2, | |
82 | MX31_PIN_LD3__LD3, | |
83 | MX31_PIN_LD4__LD4, | |
84 | MX31_PIN_LD5__LD5, | |
85 | MX31_PIN_LD6__LD6, | |
86 | MX31_PIN_LD7__LD7, | |
87 | MX31_PIN_LD8__LD8, | |
88 | MX31_PIN_LD9__LD9, | |
89 | MX31_PIN_LD10__LD10, | |
90 | MX31_PIN_LD11__LD11, | |
91 | MX31_PIN_LD12__LD12, | |
92 | MX31_PIN_LD13__LD13, | |
93 | MX31_PIN_LD14__LD14, | |
94 | MX31_PIN_LD15__LD15, | |
95 | MX31_PIN_LD16__LD16, | |
96 | MX31_PIN_LD17__LD17, | |
97 | MX31_PIN_VSYNC3__VSYNC3, | |
98 | MX31_PIN_HSYNC__HSYNC, | |
99 | MX31_PIN_FPSHIFT__FPSHIFT, | |
100 | MX31_PIN_DRDY0__DRDY0, | |
101 | IOMUX_MODE(MX31_PIN_LCS1, IOMUX_CONFIG_GPIO), /*ADV7125_PSAVE*/ | |
e9a6c5d0 AP |
102 | /* I2C2 */ |
103 | MX31_PIN_CSPI2_MOSI__SCL, | |
104 | MX31_PIN_CSPI2_MISO__SDA, | |
b3aa111f AP |
105 | /* OTG */ |
106 | MX31_PIN_USBOTG_DATA0__USBOTG_DATA0, | |
107 | MX31_PIN_USBOTG_DATA1__USBOTG_DATA1, | |
108 | MX31_PIN_USBOTG_DATA2__USBOTG_DATA2, | |
109 | MX31_PIN_USBOTG_DATA3__USBOTG_DATA3, | |
110 | MX31_PIN_USBOTG_DATA4__USBOTG_DATA4, | |
111 | MX31_PIN_USBOTG_DATA5__USBOTG_DATA5, | |
112 | MX31_PIN_USBOTG_DATA6__USBOTG_DATA6, | |
113 | MX31_PIN_USBOTG_DATA7__USBOTG_DATA7, | |
114 | MX31_PIN_USBOTG_CLK__USBOTG_CLK, | |
115 | MX31_PIN_USBOTG_DIR__USBOTG_DIR, | |
116 | MX31_PIN_USBOTG_NXT__USBOTG_NXT, | |
117 | MX31_PIN_USBOTG_STP__USBOTG_STP, | |
118 | /* USB host 2 */ | |
119 | IOMUX_MODE(MX31_PIN_USBH2_CLK, IOMUX_CONFIG_FUNC), | |
120 | IOMUX_MODE(MX31_PIN_USBH2_DIR, IOMUX_CONFIG_FUNC), | |
121 | IOMUX_MODE(MX31_PIN_USBH2_NXT, IOMUX_CONFIG_FUNC), | |
122 | IOMUX_MODE(MX31_PIN_USBH2_STP, IOMUX_CONFIG_FUNC), | |
123 | IOMUX_MODE(MX31_PIN_USBH2_DATA0, IOMUX_CONFIG_FUNC), | |
124 | IOMUX_MODE(MX31_PIN_USBH2_DATA1, IOMUX_CONFIG_FUNC), | |
125 | IOMUX_MODE(MX31_PIN_STXD3, IOMUX_CONFIG_FUNC), | |
126 | IOMUX_MODE(MX31_PIN_SRXD3, IOMUX_CONFIG_FUNC), | |
127 | IOMUX_MODE(MX31_PIN_SCK3, IOMUX_CONFIG_FUNC), | |
128 | IOMUX_MODE(MX31_PIN_SFS3, IOMUX_CONFIG_FUNC), | |
129 | IOMUX_MODE(MX31_PIN_STXD6, IOMUX_CONFIG_FUNC), | |
130 | IOMUX_MODE(MX31_PIN_SRXD6, IOMUX_CONFIG_FUNC), | |
0c8bad6a | 131 | }; |
e9a6c5d0 | 132 | |
b3aa111f | 133 | /* USB */ |
b3aa111f AP |
134 | |
135 | #define OTG_RESET IOMUX_TO_GPIO(MX31_PIN_STXD4) | |
136 | #define USBH2_RESET IOMUX_TO_GPIO(MX31_PIN_SCK6) | |
137 | #define USBH2_CS IOMUX_TO_GPIO(MX31_PIN_GPIO1_3) | |
138 | ||
139 | #define USB_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS | \ | |
140 | PAD_CTL_ODE_CMOS | PAD_CTL_100K_PU) | |
141 | ||
142 | static int usbotg_init(struct platform_device *pdev) | |
143 | { | |
144 | int err; | |
145 | ||
146 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA0, USB_PAD_CFG); | |
147 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA1, USB_PAD_CFG); | |
148 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA2, USB_PAD_CFG); | |
149 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA3, USB_PAD_CFG); | |
150 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA4, USB_PAD_CFG); | |
151 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA5, USB_PAD_CFG); | |
152 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA6, USB_PAD_CFG); | |
153 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA7, USB_PAD_CFG); | |
154 | mxc_iomux_set_pad(MX31_PIN_USBOTG_CLK, USB_PAD_CFG); | |
155 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DIR, USB_PAD_CFG); | |
156 | mxc_iomux_set_pad(MX31_PIN_USBOTG_NXT, USB_PAD_CFG); | |
157 | mxc_iomux_set_pad(MX31_PIN_USBOTG_STP, USB_PAD_CFG); | |
158 | ||
159 | /* Chip already enabled by hardware */ | |
160 | /* OTG phy reset*/ | |
161 | err = gpio_request(OTG_RESET, "USB-OTG-RESET"); | |
162 | if (err) { | |
163 | pr_err("Failed to request the usb otg reset gpio\n"); | |
164 | return err; | |
165 | } | |
166 | ||
167 | err = gpio_direction_output(OTG_RESET, 1/*HIGH*/); | |
168 | if (err) { | |
169 | pr_err("Failed to reset the usb otg phy\n"); | |
170 | goto otg_free_reset; | |
171 | } | |
172 | ||
173 | gpio_set_value(OTG_RESET, 0/*LOW*/); | |
174 | mdelay(5); | |
175 | gpio_set_value(OTG_RESET, 1/*HIGH*/); | |
4bd597b6 | 176 | mdelay(10); |
b3aa111f | 177 | |
4bd597b6 SH |
178 | return mx31_initialize_usb_hw(pdev->id, MXC_EHCI_POWER_PINS_ENABLED | |
179 | MXC_EHCI_INTERFACE_DIFF_UNI); | |
b3aa111f AP |
180 | |
181 | otg_free_reset: | |
182 | gpio_free(OTG_RESET); | |
183 | return err; | |
184 | } | |
185 | ||
186 | static int usbh2_init(struct platform_device *pdev) | |
187 | { | |
188 | int err; | |
189 | ||
190 | mxc_iomux_set_pad(MX31_PIN_USBH2_CLK, USB_PAD_CFG); | |
191 | mxc_iomux_set_pad(MX31_PIN_USBH2_DIR, USB_PAD_CFG); | |
192 | mxc_iomux_set_pad(MX31_PIN_USBH2_NXT, USB_PAD_CFG); | |
193 | mxc_iomux_set_pad(MX31_PIN_USBH2_STP, USB_PAD_CFG); | |
194 | mxc_iomux_set_pad(MX31_PIN_USBH2_DATA0, USB_PAD_CFG); | |
195 | mxc_iomux_set_pad(MX31_PIN_USBH2_DATA1, USB_PAD_CFG); | |
196 | mxc_iomux_set_pad(MX31_PIN_SRXD6, USB_PAD_CFG); | |
197 | mxc_iomux_set_pad(MX31_PIN_STXD6, USB_PAD_CFG); | |
198 | mxc_iomux_set_pad(MX31_PIN_SFS3, USB_PAD_CFG); | |
199 | mxc_iomux_set_pad(MX31_PIN_SCK3, USB_PAD_CFG); | |
200 | mxc_iomux_set_pad(MX31_PIN_SRXD3, USB_PAD_CFG); | |
201 | mxc_iomux_set_pad(MX31_PIN_STXD3, USB_PAD_CFG); | |
202 | ||
203 | mxc_iomux_set_gpr(MUX_PGP_UH2, true); | |
204 | ||
205 | ||
206 | /* Enable the chip */ | |
207 | err = gpio_request(USBH2_CS, "USB-H2-CS"); | |
208 | if (err) { | |
209 | pr_err("Failed to request the usb host 2 CS gpio\n"); | |
210 | return err; | |
211 | } | |
212 | ||
213 | err = gpio_direction_output(USBH2_CS, 0/*Enabled*/); | |
214 | if (err) { | |
215 | pr_err("Failed to drive the usb host 2 CS gpio\n"); | |
216 | goto h2_free_cs; | |
217 | } | |
218 | ||
219 | /* H2 phy reset*/ | |
220 | err = gpio_request(USBH2_RESET, "USB-H2-RESET"); | |
221 | if (err) { | |
222 | pr_err("Failed to request the usb host 2 reset gpio\n"); | |
223 | goto h2_free_cs; | |
224 | } | |
225 | ||
226 | err = gpio_direction_output(USBH2_RESET, 1/*HIGH*/); | |
227 | if (err) { | |
228 | pr_err("Failed to reset the usb host 2 phy\n"); | |
229 | goto h2_free_reset; | |
230 | } | |
231 | ||
232 | gpio_set_value(USBH2_RESET, 0/*LOW*/); | |
233 | mdelay(5); | |
234 | gpio_set_value(USBH2_RESET, 1/*HIGH*/); | |
4bd597b6 | 235 | mdelay(10); |
b3aa111f | 236 | |
4bd597b6 SH |
237 | return mx31_initialize_usb_hw(pdev->id, MXC_EHCI_POWER_PINS_ENABLED | |
238 | MXC_EHCI_INTERFACE_DIFF_UNI); | |
b3aa111f AP |
239 | |
240 | h2_free_reset: | |
241 | gpio_free(USBH2_RESET); | |
242 | h2_free_cs: | |
243 | gpio_free(USBH2_CS); | |
244 | return err; | |
245 | } | |
246 | ||
2d58de28 | 247 | static struct mxc_usbh_platform_data usbotg_pdata __initdata = { |
b3aa111f AP |
248 | .init = usbotg_init, |
249 | .portsc = MXC_EHCI_MODE_ULPI | MXC_EHCI_UTMI_8BIT, | |
b3aa111f AP |
250 | }; |
251 | ||
2d58de28 | 252 | static struct mxc_usbh_platform_data usbh2_pdata __initdata = { |
b3aa111f AP |
253 | .init = usbh2_init, |
254 | .portsc = MXC_EHCI_MODE_ULPI | MXC_EHCI_UTMI_8BIT, | |
b3aa111f | 255 | }; |
b3aa111f | 256 | |
2097abcb AP |
257 | /* RTC over I2C*/ |
258 | #define ARMADILLO5X0_RTC_GPIO IOMUX_TO_GPIO(MX31_PIN_SRXD4) | |
259 | ||
260 | static struct i2c_board_info armadillo5x0_i2c_rtc = { | |
261 | I2C_BOARD_INFO("s35390a", 0x30), | |
262 | }; | |
263 | ||
e33c049c AP |
264 | /* GPIO BUTTONS */ |
265 | static struct gpio_keys_button armadillo5x0_buttons[] = { | |
266 | { | |
267 | .code = KEY_ENTER, /*28*/ | |
268 | .gpio = IOMUX_TO_GPIO(MX31_PIN_SCLK0), | |
269 | .active_low = 1, | |
270 | .desc = "menu", | |
271 | .wakeup = 1, | |
272 | }, { | |
273 | .code = KEY_BACK, /*158*/ | |
274 | .gpio = IOMUX_TO_GPIO(MX31_PIN_SRST0), | |
275 | .active_low = 1, | |
276 | .desc = "back", | |
277 | .wakeup = 1, | |
278 | } | |
279 | }; | |
280 | ||
5309498a UKK |
281 | static const struct gpio_keys_platform_data |
282 | armadillo5x0_button_data __initconst = { | |
e33c049c AP |
283 | .buttons = armadillo5x0_buttons, |
284 | .nbuttons = ARRAY_SIZE(armadillo5x0_buttons), | |
285 | }; | |
286 | ||
0c8bad6a AP |
287 | /* |
288 | * NAND Flash | |
289 | */ | |
a2ceeef5 UKK |
290 | static const struct mxc_nand_platform_data |
291 | armadillo5x0_nand_board_info __initconst = { | |
0c8bad6a AP |
292 | .width = 1, |
293 | .hw_ecc = 1, | |
5e9145ed AP |
294 | }; |
295 | ||
c3a9c7f5 AP |
296 | /* |
297 | * MTD NOR Flash | |
298 | */ | |
299 | static struct mtd_partition armadillo5x0_nor_flash_partitions[] = { | |
300 | { | |
301 | .name = "nor.bootloader", | |
302 | .offset = 0x00000000, | |
303 | .size = 4*32*1024, | |
304 | }, { | |
305 | .name = "nor.kernel", | |
306 | .offset = MTDPART_OFS_APPEND, | |
307 | .size = 16*128*1024, | |
308 | }, { | |
309 | .name = "nor.userland", | |
310 | .offset = MTDPART_OFS_APPEND, | |
311 | .size = 110*128*1024, | |
312 | }, { | |
313 | .name = "nor.config", | |
314 | .offset = MTDPART_OFS_APPEND, | |
315 | .size = 1*128*1024, | |
316 | }, | |
317 | }; | |
318 | ||
47ccfc34 UKK |
319 | static const struct physmap_flash_data |
320 | armadillo5x0_nor_flash_pdata __initconst = { | |
c3a9c7f5 AP |
321 | .width = 2, |
322 | .parts = armadillo5x0_nor_flash_partitions, | |
323 | .nr_parts = ARRAY_SIZE(armadillo5x0_nor_flash_partitions), | |
324 | }; | |
325 | ||
47ccfc34 | 326 | static const struct resource armadillo5x0_nor_flash_resource __initconst = { |
c3a9c7f5 | 327 | .flags = IORESOURCE_MEM, |
f568dd7f UKK |
328 | .start = MX31_CS0_BASE_ADDR, |
329 | .end = MX31_CS0_BASE_ADDR + SZ_64M - 1, | |
c3a9c7f5 AP |
330 | }; |
331 | ||
5e9145ed AP |
332 | /* |
333 | * FB support | |
334 | */ | |
335 | static const struct fb_videomode fb_modedb[] = { | |
336 | { /* 640x480 @ 60 Hz */ | |
337 | .name = "CRT-VGA", | |
338 | .refresh = 60, | |
339 | .xres = 640, | |
340 | .yres = 480, | |
341 | .pixclock = 39721, | |
342 | .left_margin = 35, | |
343 | .right_margin = 115, | |
344 | .upper_margin = 43, | |
345 | .lower_margin = 1, | |
346 | .hsync_len = 10, | |
347 | .vsync_len = 1, | |
348 | .sync = FB_SYNC_OE_ACT_HIGH, | |
349 | .vmode = FB_VMODE_NONINTERLACED, | |
350 | .flag = 0, | |
351 | }, {/* 800x600 @ 56 Hz */ | |
352 | .name = "CRT-SVGA", | |
353 | .refresh = 56, | |
354 | .xres = 800, | |
355 | .yres = 600, | |
356 | .pixclock = 30000, | |
357 | .left_margin = 30, | |
358 | .right_margin = 108, | |
359 | .upper_margin = 13, | |
360 | .lower_margin = 10, | |
361 | .hsync_len = 10, | |
362 | .vsync_len = 1, | |
363 | .sync = FB_SYNC_OE_ACT_HIGH | FB_SYNC_HOR_HIGH_ACT | | |
364 | FB_SYNC_VERT_HIGH_ACT, | |
365 | .vmode = FB_VMODE_NONINTERLACED, | |
366 | .flag = 0, | |
367 | }, | |
368 | }; | |
369 | ||
afa77ef3 | 370 | static struct mx3fb_platform_data mx3fb_pdata __initdata = { |
5e9145ed AP |
371 | .name = "CRT-VGA", |
372 | .mode = fb_modedb, | |
373 | .num_modes = ARRAY_SIZE(fb_modedb), | |
374 | }; | |
375 | ||
376 | /* | |
377 | * SDHC 1 | |
378 | * MMC support | |
379 | */ | |
380 | static int armadillo5x0_sdhc1_get_ro(struct device *dev) | |
381 | { | |
382 | return gpio_get_value(IOMUX_TO_GPIO(MX31_PIN_ATA_RESET_B)); | |
383 | } | |
384 | ||
385 | static int armadillo5x0_sdhc1_init(struct device *dev, | |
386 | irq_handler_t detect_irq, void *data) | |
387 | { | |
388 | int ret; | |
389 | int gpio_det, gpio_wp; | |
390 | ||
391 | gpio_det = IOMUX_TO_GPIO(MX31_PIN_ATA_DMACK); | |
392 | gpio_wp = IOMUX_TO_GPIO(MX31_PIN_ATA_RESET_B); | |
393 | ||
394 | ret = gpio_request(gpio_det, "sdhc-card-detect"); | |
395 | if (ret) | |
396 | return ret; | |
397 | ||
398 | gpio_direction_input(gpio_det); | |
399 | ||
400 | ret = gpio_request(gpio_wp, "sdhc-write-protect"); | |
401 | if (ret) | |
402 | goto err_gpio_free; | |
403 | ||
404 | gpio_direction_input(gpio_wp); | |
405 | ||
406 | /* When supported the trigger type have to be BOTH */ | |
ed175343 | 407 | ret = request_irq(gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_ATA_DMACK)), |
4c1dd3e5 | 408 | detect_irq, IRQF_TRIGGER_FALLING, |
5e9145ed AP |
409 | "sdhc-detect", data); |
410 | ||
411 | if (ret) | |
412 | goto err_gpio_free_2; | |
413 | ||
414 | return 0; | |
415 | ||
416 | err_gpio_free_2: | |
417 | gpio_free(gpio_wp); | |
418 | ||
419 | err_gpio_free: | |
420 | gpio_free(gpio_det); | |
421 | ||
422 | return ret; | |
423 | ||
424 | } | |
425 | ||
426 | static void armadillo5x0_sdhc1_exit(struct device *dev, void *data) | |
427 | { | |
ed175343 | 428 | free_irq(gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_ATA_DMACK)), data); |
5e9145ed AP |
429 | gpio_free(IOMUX_TO_GPIO(MX31_PIN_ATA_DMACK)); |
430 | gpio_free(IOMUX_TO_GPIO(MX31_PIN_ATA_RESET_B)); | |
431 | } | |
432 | ||
6a697e3d | 433 | static const struct imxmmc_platform_data sdhc_pdata __initconst = { |
5e9145ed AP |
434 | .get_ro = armadillo5x0_sdhc1_get_ro, |
435 | .init = armadillo5x0_sdhc1_init, | |
436 | .exit = armadillo5x0_sdhc1_exit, | |
437 | }; | |
438 | ||
439 | /* | |
440 | * SMSC 9118 | |
441 | * Network support | |
442 | */ | |
443 | static struct resource armadillo5x0_smc911x_resources[] = { | |
444 | { | |
f568dd7f UKK |
445 | .start = MX31_CS3_BASE_ADDR, |
446 | .end = MX31_CS3_BASE_ADDR + SZ_32M - 1, | |
5e9145ed AP |
447 | .flags = IORESOURCE_MEM, |
448 | }, { | |
ed175343 | 449 | /* irq number is run-time assigned */ |
5e9145ed AP |
450 | .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL, |
451 | }, | |
452 | }; | |
453 | ||
454 | static struct smsc911x_platform_config smsc911x_info = { | |
07299ca3 | 455 | .flags = SMSC911X_USE_16BIT, |
5e9145ed AP |
456 | .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, |
457 | .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL, | |
458 | }; | |
459 | ||
460 | static struct platform_device armadillo5x0_smc911x_device = { | |
461 | .name = "smsc911x", | |
462 | .id = -1, | |
463 | .num_resources = ARRAY_SIZE(armadillo5x0_smc911x_resources), | |
464 | .resource = armadillo5x0_smc911x_resources, | |
465 | .dev = { | |
466 | .platform_data = &smsc911x_info, | |
467 | }, | |
468 | }; | |
469 | ||
470 | /* UART device data */ | |
16cf5c41 | 471 | static const struct imxuart_platform_data uart_pdata __initconst = { |
5e9145ed AP |
472 | .flags = IMXUART_HAVE_RTSCTS, |
473 | }; | |
474 | ||
475 | static struct platform_device *devices[] __initdata = { | |
476 | &armadillo5x0_smc911x_device, | |
477 | }; | |
478 | ||
7a4302a6 FE |
479 | static struct regulator_consumer_supply dummy_supplies[] = { |
480 | REGULATOR_SUPPLY("vdd33a", "smsc911x"), | |
481 | REGULATOR_SUPPLY("vddvario", "smsc911x"), | |
482 | }; | |
483 | ||
5e9145ed AP |
484 | /* |
485 | * Perform board specific initializations | |
486 | */ | |
487 | static void __init armadillo5x0_init(void) | |
488 | { | |
b78d8e59 SG |
489 | imx31_soc_init(); |
490 | ||
5e9145ed AP |
491 | mxc_iomux_setup_multiple_pins(armadillo5x0_pins, |
492 | ARRAY_SIZE(armadillo5x0_pins), "armadillo5x0"); | |
493 | ||
7a4302a6 FE |
494 | regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies)); |
495 | ||
ed175343 SG |
496 | armadillo5x0_smc911x_resources[1].start = |
497 | gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_0)); | |
498 | armadillo5x0_smc911x_resources[1].end = | |
499 | gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_0)); | |
5e9145ed | 500 | platform_add_devices(devices, ARRAY_SIZE(devices)); |
5309498a | 501 | imx_add_gpio_keys(&armadillo5x0_button_data); |
4a9b8b0b | 502 | imx31_add_imx_i2c1(NULL); |
5e9145ed AP |
503 | |
504 | /* Register UART */ | |
16cf5c41 UKK |
505 | imx31_add_imx_uart0(&uart_pdata); |
506 | imx31_add_imx_uart1(&uart_pdata); | |
5e9145ed AP |
507 | |
508 | /* SMSC9118 IRQ pin */ | |
509 | gpio_direction_input(MX31_PIN_GPIO1_0); | |
510 | ||
511 | /* Register SDHC */ | |
6a697e3d | 512 | imx31_add_mxc_mmc(0, &sdhc_pdata); |
5e9145ed AP |
513 | |
514 | /* Register FB */ | |
88289c80 | 515 | imx31_add_ipu_core(); |
afa77ef3 | 516 | imx31_add_mx3_sdc_fb(&mx3fb_pdata); |
c3a9c7f5 AP |
517 | |
518 | /* Register NOR Flash */ | |
47ccfc34 UKK |
519 | platform_device_register_resndata(NULL, "physmap-flash", -1, |
520 | &armadillo5x0_nor_flash_resource, 1, | |
521 | &armadillo5x0_nor_flash_pdata, | |
522 | sizeof(armadillo5x0_nor_flash_pdata)); | |
0c8bad6a AP |
523 | |
524 | /* Register NAND Flash */ | |
a2ceeef5 | 525 | imx31_add_mxc_nand(&armadillo5x0_nand_board_info); |
0c8bad6a AP |
526 | |
527 | /* set NAND page size to 2k if not configured via boot mode pins */ | |
c553138f JB |
528 | imx_writel(imx_readl(mx3_ccm_base + MXC_CCM_RCSR) | (1 << 30), |
529 | mx3_ccm_base + MXC_CCM_RCSR); | |
2097abcb AP |
530 | |
531 | /* RTC */ | |
532 | /* Get RTC IRQ and register the chip */ | |
533 | if (gpio_request(ARMADILLO5X0_RTC_GPIO, "rtc") == 0) { | |
534 | if (gpio_direction_input(ARMADILLO5X0_RTC_GPIO) == 0) | |
535 | armadillo5x0_i2c_rtc.irq = gpio_to_irq(ARMADILLO5X0_RTC_GPIO); | |
536 | else | |
537 | gpio_free(ARMADILLO5X0_RTC_GPIO); | |
538 | } | |
539 | if (armadillo5x0_i2c_rtc.irq == 0) | |
75fd32b8 | 540 | pr_warn("armadillo5x0_init: failed to get RTC IRQ\n"); |
2097abcb | 541 | i2c_register_board_info(1, &armadillo5x0_i2c_rtc, 1); |
b3aa111f AP |
542 | |
543 | /* USB */ | |
48f6b099 SH |
544 | |
545 | usbotg_pdata.otg = imx_otg_ulpi_create(ULPI_OTG_DRVVBUS | | |
546 | ULPI_OTG_DRVVBUS_EXT); | |
547 | if (usbotg_pdata.otg) | |
548 | imx31_add_mxc_ehci_otg(&usbotg_pdata); | |
549 | usbh2_pdata.otg = imx_otg_ulpi_create(ULPI_OTG_DRVVBUS | | |
550 | ULPI_OTG_DRVVBUS_EXT); | |
551 | if (usbh2_pdata.otg) | |
552 | imx31_add_mxc_ehci_hs(2, &usbh2_pdata); | |
5e9145ed AP |
553 | } |
554 | ||
5e9145ed AP |
555 | static void __init armadillo5x0_timer_init(void) |
556 | { | |
557 | mx31_clocks_init(26000000); | |
558 | } | |
559 | ||
5e9145ed AP |
560 | MACHINE_START(ARMADILLO5X0, "Armadillo-500") |
561 | /* Maintainer: Alberto Panizzo */ | |
dc8f1907 | 562 | .atag_offset = 0x100, |
97976e22 UKK |
563 | .map_io = mx31_map_io, |
564 | .init_early = imx31_init_early, | |
565 | .init_irq = mx31_init_irq, | |
6bb27d73 | 566 | .init_time = armadillo5x0_timer_init, |
97976e22 | 567 | .init_machine = armadillo5x0_init, |
65ea7884 | 568 | .restart = mxc_restart, |
5e9145ed | 569 | MACHINE_END |