Commit | Line | Data |
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988d2d49 VL |
1 | /* |
2 | * Copyright (C) 2008 Valentin Longchamp, EPFL Mobots group | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * the Free Software Foundation; either version 2 of the License, or | |
7 | * (at your option) any later version. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
988d2d49 VL |
13 | */ |
14 | ||
b23f1534 | 15 | #include <linux/delay.h> |
04ea3c80 | 16 | #include <linux/dma-mapping.h> |
5a0e3ad6 | 17 | #include <linux/gfp.h> |
45b131a7 | 18 | #include <linux/gpio.h> |
988d2d49 | 19 | #include <linux/init.h> |
45b131a7 | 20 | #include <linux/interrupt.h> |
77aa561d | 21 | #include <linux/leds.h> |
220bbcea | 22 | #include <linux/memory.h> |
988d2d49 VL |
23 | #include <linux/mtd/physmap.h> |
24 | #include <linux/mtd/partitions.h> | |
220bbcea | 25 | #include <linux/platform_device.h> |
65da9791 VL |
26 | #include <linux/regulator/machine.h> |
27 | #include <linux/mfd/mc13783.h> | |
28 | #include <linux/spi/spi.h> | |
220bbcea | 29 | #include <linux/types.h> |
988d2d49 | 30 | |
d67d1075 VL |
31 | #include <linux/usb/otg.h> |
32 | #include <linux/usb/ulpi.h> | |
33 | ||
988d2d49 VL |
34 | #include <asm/mach-types.h> |
35 | #include <asm/mach/arch.h> | |
36 | #include <asm/mach/time.h> | |
37 | #include <asm/mach/map.h> | |
220bbcea | 38 | #include <mach/board-mx31moboard.h> |
988d2d49 | 39 | #include <mach/common.h> |
220bbcea | 40 | #include <mach/hardware.h> |
988d2d49 VL |
41 | #include <mach/imx-uart.h> |
42 | #include <mach/iomux-mx3.h> | |
4dd71293 | 43 | #include <mach/ipu.h> |
4ec6ecc7 | 44 | #include <mach/i2c.h> |
45b131a7 | 45 | #include <mach/mmc.h> |
d67d1075 | 46 | #include <mach/mxc_ehci.h> |
65da9791 VL |
47 | #include <mach/mx3_camera.h> |
48 | #include <mach/spi.h> | |
d67d1075 | 49 | #include <mach/ulpi.h> |
988d2d49 VL |
50 | |
51 | #include "devices.h" | |
52 | ||
220bbcea VL |
53 | static unsigned int moboard_pins[] = { |
54 | /* UART0 */ | |
220bbcea | 55 | MX31_PIN_TXD1__TXD1, MX31_PIN_RXD1__RXD1, |
421bf82e | 56 | MX31_PIN_CTS1__GPIO2_7, |
220bbcea VL |
57 | /* UART4 */ |
58 | MX31_PIN_PC_RST__CTS5, MX31_PIN_PC_VS2__RTS5, | |
59 | MX31_PIN_PC_BVD2__TXD5, MX31_PIN_PC_BVD1__RXD5, | |
56c7a45b VL |
60 | /* I2C0 */ |
61 | MX31_PIN_I2C_DAT__I2C1_SDA, MX31_PIN_I2C_CLK__I2C1_SCL, | |
62 | /* I2C1 */ | |
63 | MX31_PIN_DCD_DTE1__I2C2_SDA, MX31_PIN_RI_DTE1__I2C2_SCL, | |
64 | /* SDHC1 */ | |
65 | MX31_PIN_SD1_DATA3__SD1_DATA3, MX31_PIN_SD1_DATA2__SD1_DATA2, | |
66 | MX31_PIN_SD1_DATA1__SD1_DATA1, MX31_PIN_SD1_DATA0__SD1_DATA0, | |
67 | MX31_PIN_SD1_CLK__SD1_CLK, MX31_PIN_SD1_CMD__SD1_CMD, | |
68 | MX31_PIN_ATA_CS0__GPIO3_26, MX31_PIN_ATA_CS1__GPIO3_27, | |
b23f1534 VL |
69 | /* USB reset */ |
70 | MX31_PIN_GPIO1_0__GPIO1_0, | |
88b05647 VL |
71 | /* USB OTG */ |
72 | MX31_PIN_USBOTG_DATA0__USBOTG_DATA0, | |
73 | MX31_PIN_USBOTG_DATA1__USBOTG_DATA1, | |
74 | MX31_PIN_USBOTG_DATA2__USBOTG_DATA2, | |
75 | MX31_PIN_USBOTG_DATA3__USBOTG_DATA3, | |
76 | MX31_PIN_USBOTG_DATA4__USBOTG_DATA4, | |
77 | MX31_PIN_USBOTG_DATA5__USBOTG_DATA5, | |
78 | MX31_PIN_USBOTG_DATA6__USBOTG_DATA6, | |
79 | MX31_PIN_USBOTG_DATA7__USBOTG_DATA7, | |
80 | MX31_PIN_USBOTG_CLK__USBOTG_CLK, MX31_PIN_USBOTG_DIR__USBOTG_DIR, | |
81 | MX31_PIN_USBOTG_NXT__USBOTG_NXT, MX31_PIN_USBOTG_STP__USBOTG_STP, | |
82 | MX31_PIN_USB_OC__GPIO1_30, | |
d67d1075 VL |
83 | /* USB H2 */ |
84 | MX31_PIN_USBH2_DATA0__USBH2_DATA0, | |
85 | MX31_PIN_USBH2_DATA1__USBH2_DATA1, | |
86 | MX31_PIN_STXD3__USBH2_DATA2, MX31_PIN_SRXD3__USBH2_DATA3, | |
87 | MX31_PIN_SCK3__USBH2_DATA4, MX31_PIN_SFS3__USBH2_DATA5, | |
88 | MX31_PIN_STXD6__USBH2_DATA6, MX31_PIN_SRXD6__USBH2_DATA7, | |
89 | MX31_PIN_USBH2_CLK__USBH2_CLK, MX31_PIN_USBH2_DIR__USBH2_DIR, | |
90 | MX31_PIN_USBH2_NXT__USBH2_NXT, MX31_PIN_USBH2_STP__USBH2_STP, | |
91 | MX31_PIN_SCK6__GPIO1_25, | |
77aa561d VL |
92 | /* LEDs */ |
93 | MX31_PIN_SVEN0__GPIO2_0, MX31_PIN_STX0__GPIO2_1, | |
94 | MX31_PIN_SRX0__GPIO2_2, MX31_PIN_SIMPD0__GPIO2_3, | |
65da9791 VL |
95 | /* SPI1 */ |
96 | MX31_PIN_CSPI2_MOSI__MOSI, MX31_PIN_CSPI2_MISO__MISO, | |
97 | MX31_PIN_CSPI2_SCLK__SCLK, MX31_PIN_CSPI2_SPI_RDY__SPI_RDY, | |
98 | MX31_PIN_CSPI2_SS0__SS0, MX31_PIN_CSPI2_SS2__SS2, | |
99 | /* Atlas IRQ */ | |
100 | MX31_PIN_GPIO1_3__GPIO1_3, | |
101 | /* SPI2 */ | |
102 | MX31_PIN_CSPI3_MOSI__MOSI, MX31_PIN_CSPI3_MISO__MISO, | |
103 | MX31_PIN_CSPI3_SCLK__SCLK, MX31_PIN_CSPI3_SPI_RDY__SPI_RDY, | |
104 | MX31_PIN_CSPI2_SS1__CSPI3_SS1, | |
220bbcea VL |
105 | }; |
106 | ||
988d2d49 VL |
107 | static struct physmap_flash_data mx31moboard_flash_data = { |
108 | .width = 2, | |
109 | }; | |
110 | ||
111 | static struct resource mx31moboard_flash_resource = { | |
112 | .start = 0xa0000000, | |
113 | .end = 0xa1ffffff, | |
114 | .flags = IORESOURCE_MEM, | |
115 | }; | |
116 | ||
117 | static struct platform_device mx31moboard_flash = { | |
118 | .name = "physmap-flash", | |
119 | .id = 0, | |
120 | .dev = { | |
121 | .platform_data = &mx31moboard_flash_data, | |
122 | }, | |
123 | .resource = &mx31moboard_flash_resource, | |
124 | .num_resources = 1, | |
125 | }; | |
126 | ||
421bf82e VL |
127 | static int moboard_uart0_init(struct platform_device *pdev) |
128 | { | |
129 | gpio_request(IOMUX_TO_GPIO(MX31_PIN_CTS1), "uart0-cts-hack"); | |
130 | gpio_direction_output(IOMUX_TO_GPIO(MX31_PIN_CTS1), 0); | |
131 | return 0; | |
132 | } | |
133 | ||
134 | static struct imxuart_platform_data uart0_pdata = { | |
135 | .init = moboard_uart0_init, | |
136 | }; | |
137 | ||
138 | static struct imxuart_platform_data uart4_pdata = { | |
988d2d49 VL |
139 | .flags = IMXUART_HAVE_RTSCTS, |
140 | }; | |
141 | ||
4ec6ecc7 VL |
142 | static struct imxi2c_platform_data moboard_i2c0_pdata = { |
143 | .bitrate = 400000, | |
144 | }; | |
145 | ||
146 | static struct imxi2c_platform_data moboard_i2c1_pdata = { | |
147 | .bitrate = 100000, | |
148 | }; | |
149 | ||
65da9791 VL |
150 | static int moboard_spi1_cs[] = { |
151 | MXC_SPI_CS(0), | |
152 | MXC_SPI_CS(2), | |
153 | }; | |
154 | ||
155 | static struct spi_imx_master moboard_spi1_master = { | |
156 | .chipselect = moboard_spi1_cs, | |
157 | .num_chipselect = ARRAY_SIZE(moboard_spi1_cs), | |
158 | }; | |
159 | ||
160 | static struct regulator_consumer_supply sdhc_consumers[] = { | |
161 | { | |
162 | .dev = &mxcsdhc_device0.dev, | |
163 | .supply = "sdhc0_vcc", | |
164 | }, | |
165 | { | |
166 | .dev = &mxcsdhc_device1.dev, | |
167 | .supply = "sdhc1_vcc", | |
168 | }, | |
169 | }; | |
170 | ||
171 | static struct regulator_init_data sdhc_vreg_data = { | |
172 | .constraints = { | |
173 | .min_uV = 2700000, | |
174 | .max_uV = 3000000, | |
175 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | | |
176 | REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS, | |
177 | .valid_modes_mask = REGULATOR_MODE_NORMAL | | |
178 | REGULATOR_MODE_FAST, | |
179 | .always_on = 0, | |
180 | .boot_on = 1, | |
181 | }, | |
182 | .num_consumer_supplies = ARRAY_SIZE(sdhc_consumers), | |
183 | .consumer_supplies = sdhc_consumers, | |
184 | }; | |
185 | ||
186 | static struct regulator_consumer_supply cam_consumers[] = { | |
187 | { | |
188 | .dev = &mx3_camera.dev, | |
189 | .supply = "cam_vcc", | |
190 | }, | |
191 | }; | |
192 | ||
193 | static struct regulator_init_data cam_vreg_data = { | |
194 | .constraints = { | |
195 | .min_uV = 2700000, | |
196 | .max_uV = 3000000, | |
197 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | | |
198 | REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS, | |
199 | .valid_modes_mask = REGULATOR_MODE_NORMAL | | |
200 | REGULATOR_MODE_FAST, | |
201 | .always_on = 0, | |
202 | .boot_on = 1, | |
203 | }, | |
204 | .num_consumer_supplies = ARRAY_SIZE(cam_consumers), | |
205 | .consumer_supplies = cam_consumers, | |
206 | }; | |
207 | ||
208 | static struct mc13783_regulator_init_data moboard_regulators[] = { | |
209 | { | |
210 | .id = MC13783_REGU_VMMC1, | |
211 | .init_data = &sdhc_vreg_data, | |
212 | }, | |
213 | { | |
214 | .id = MC13783_REGU_VCAM, | |
215 | .init_data = &cam_vreg_data, | |
216 | }, | |
217 | }; | |
218 | ||
a7cca8ae PR |
219 | static struct mc13783_led_platform_data moboard_led[] = { |
220 | { | |
221 | .id = MC13783_LED_R1, | |
222 | .name = "coreboard-led-4:red", | |
223 | .max_current = 2, | |
224 | }, | |
225 | { | |
226 | .id = MC13783_LED_G1, | |
227 | .name = "coreboard-led-4:green", | |
228 | .max_current = 2, | |
229 | }, | |
230 | { | |
231 | .id = MC13783_LED_B1, | |
232 | .name = "coreboard-led-4:blue", | |
233 | .max_current = 2, | |
234 | }, | |
235 | { | |
236 | .id = MC13783_LED_R2, | |
237 | .name = "coreboard-led-5:red", | |
238 | .max_current = 3, | |
239 | }, | |
240 | { | |
241 | .id = MC13783_LED_G2, | |
242 | .name = "coreboard-led-5:green", | |
243 | .max_current = 3, | |
244 | }, | |
245 | { | |
246 | .id = MC13783_LED_B2, | |
247 | .name = "coreboard-led-5:blue", | |
248 | .max_current = 3, | |
249 | }, | |
250 | }; | |
251 | ||
252 | static struct mc13783_leds_platform_data moboard_leds = { | |
253 | .num_leds = ARRAY_SIZE(moboard_led), | |
254 | .led = moboard_led, | |
255 | .flags = MC13783_LED_SLEWLIMTC, | |
256 | .abmode = MC13783_LED_AB_DISABLED, | |
257 | .tc1_period = MC13783_LED_PERIOD_10MS, | |
258 | .tc2_period = MC13783_LED_PERIOD_10MS, | |
259 | }; | |
260 | ||
65da9791 VL |
261 | static struct mc13783_platform_data moboard_pmic = { |
262 | .regulators = moboard_regulators, | |
263 | .num_regulators = ARRAY_SIZE(moboard_regulators), | |
a7cca8ae | 264 | .leds = &moboard_leds, |
fedea672 | 265 | .flags = MC13783_USE_REGULATOR | MC13783_USE_RTC | |
a7cca8ae | 266 | MC13783_USE_ADC | MC13783_USE_LED, |
65da9791 VL |
267 | }; |
268 | ||
269 | static struct spi_board_info moboard_spi_board_info[] __initdata = { | |
270 | { | |
271 | .modalias = "mc13783", | |
272 | .irq = IOMUX_TO_IRQ(MX31_PIN_GPIO1_3), | |
273 | .max_speed_hz = 300000, | |
274 | .bus_num = 1, | |
275 | .chip_select = 0, | |
276 | .platform_data = &moboard_pmic, | |
277 | .mode = SPI_CS_HIGH, | |
278 | }, | |
65da9791 VL |
279 | }; |
280 | ||
281 | static int moboard_spi2_cs[] = { | |
282 | MXC_SPI_CS(1), | |
283 | }; | |
284 | ||
285 | static struct spi_imx_master moboard_spi2_master = { | |
286 | .chipselect = moboard_spi2_cs, | |
287 | .num_chipselect = ARRAY_SIZE(moboard_spi2_cs), | |
288 | }; | |
289 | ||
45b131a7 VL |
290 | #define SDHC1_CD IOMUX_TO_GPIO(MX31_PIN_ATA_CS0) |
291 | #define SDHC1_WP IOMUX_TO_GPIO(MX31_PIN_ATA_CS1) | |
292 | ||
293 | static int moboard_sdhc1_get_ro(struct device *dev) | |
294 | { | |
563abb4b | 295 | return !gpio_get_value(SDHC1_WP); |
45b131a7 VL |
296 | } |
297 | ||
298 | static int moboard_sdhc1_init(struct device *dev, irq_handler_t detect_irq, | |
299 | void *data) | |
300 | { | |
4f163eb8 SH |
301 | int ret; |
302 | ||
303 | ret = gpio_request(SDHC1_CD, "sdhc-detect"); | |
304 | if (ret) | |
305 | return ret; | |
306 | ||
307 | gpio_direction_input(SDHC1_CD); | |
308 | ||
309 | ret = gpio_request(SDHC1_WP, "sdhc-wp"); | |
310 | if (ret) | |
311 | goto err_gpio_free; | |
312 | gpio_direction_input(SDHC1_WP); | |
313 | ||
314 | ret = request_irq(gpio_to_irq(SDHC1_CD), detect_irq, | |
45b131a7 VL |
315 | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, |
316 | "sdhc1-card-detect", data); | |
4f163eb8 SH |
317 | if (ret) |
318 | goto err_gpio_free_2; | |
319 | ||
320 | return 0; | |
321 | ||
322 | err_gpio_free_2: | |
323 | gpio_free(SDHC1_WP); | |
324 | err_gpio_free: | |
325 | gpio_free(SDHC1_CD); | |
326 | ||
327 | return ret; | |
45b131a7 VL |
328 | } |
329 | ||
330 | static void moboard_sdhc1_exit(struct device *dev, void *data) | |
331 | { | |
332 | free_irq(gpio_to_irq(SDHC1_CD), data); | |
4f163eb8 SH |
333 | gpio_free(SDHC1_WP); |
334 | gpio_free(SDHC1_CD); | |
45b131a7 VL |
335 | } |
336 | ||
337 | static struct imxmmc_platform_data sdhc1_pdata = { | |
338 | .get_ro = moboard_sdhc1_get_ro, | |
339 | .init = moboard_sdhc1_init, | |
340 | .exit = moboard_sdhc1_exit, | |
341 | }; | |
342 | ||
b23f1534 VL |
343 | /* |
344 | * this pin is dedicated for all mx31moboard systems, so we do it here | |
345 | */ | |
346 | #define USB_RESET_B IOMUX_TO_GPIO(MX31_PIN_GPIO1_0) | |
88b05647 | 347 | #define USB_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS | \ |
25783602 | 348 | PAD_CTL_ODE_CMOS) |
88b05647 VL |
349 | |
350 | #define OTG_EN_B IOMUX_TO_GPIO(MX31_PIN_USB_OC) | |
25783602 | 351 | #define USBH2_EN_B IOMUX_TO_GPIO(MX31_PIN_SCK6) |
88b05647 | 352 | |
25783602 | 353 | static void usb_xcvr_reset(void) |
88b05647 | 354 | { |
25783602 PR |
355 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA0, USB_PAD_CFG | PAD_CTL_100K_PD); |
356 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA1, USB_PAD_CFG | PAD_CTL_100K_PD); | |
357 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA2, USB_PAD_CFG | PAD_CTL_100K_PD); | |
358 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA3, USB_PAD_CFG | PAD_CTL_100K_PD); | |
359 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA4, USB_PAD_CFG | PAD_CTL_100K_PD); | |
360 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA5, USB_PAD_CFG | PAD_CTL_100K_PD); | |
361 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA6, USB_PAD_CFG | PAD_CTL_100K_PD); | |
362 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA7, USB_PAD_CFG | PAD_CTL_100K_PD); | |
363 | mxc_iomux_set_pad(MX31_PIN_USBOTG_CLK, USB_PAD_CFG | PAD_CTL_100K_PU); | |
364 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DIR, USB_PAD_CFG | PAD_CTL_100K_PU); | |
365 | mxc_iomux_set_pad(MX31_PIN_USBOTG_NXT, USB_PAD_CFG | PAD_CTL_100K_PU); | |
366 | mxc_iomux_set_pad(MX31_PIN_USBOTG_STP, USB_PAD_CFG | PAD_CTL_100K_PU); | |
367 | ||
368 | mxc_iomux_set_gpr(MUX_PGP_UH2, true); | |
369 | mxc_iomux_set_pad(MX31_PIN_USBH2_CLK, USB_PAD_CFG | PAD_CTL_100K_PU); | |
370 | mxc_iomux_set_pad(MX31_PIN_USBH2_DIR, USB_PAD_CFG | PAD_CTL_100K_PU); | |
371 | mxc_iomux_set_pad(MX31_PIN_USBH2_NXT, USB_PAD_CFG | PAD_CTL_100K_PU); | |
372 | mxc_iomux_set_pad(MX31_PIN_USBH2_STP, USB_PAD_CFG | PAD_CTL_100K_PU); | |
373 | mxc_iomux_set_pad(MX31_PIN_USBH2_DATA0, USB_PAD_CFG | PAD_CTL_100K_PD); | |
374 | mxc_iomux_set_pad(MX31_PIN_USBH2_DATA1, USB_PAD_CFG | PAD_CTL_100K_PD); | |
375 | mxc_iomux_set_pad(MX31_PIN_SRXD6, USB_PAD_CFG | PAD_CTL_100K_PD); | |
376 | mxc_iomux_set_pad(MX31_PIN_STXD6, USB_PAD_CFG | PAD_CTL_100K_PD); | |
377 | mxc_iomux_set_pad(MX31_PIN_SFS3, USB_PAD_CFG | PAD_CTL_100K_PD); | |
378 | mxc_iomux_set_pad(MX31_PIN_SCK3, USB_PAD_CFG | PAD_CTL_100K_PD); | |
379 | mxc_iomux_set_pad(MX31_PIN_SRXD3, USB_PAD_CFG | PAD_CTL_100K_PD); | |
380 | mxc_iomux_set_pad(MX31_PIN_STXD3, USB_PAD_CFG | PAD_CTL_100K_PD); | |
88b05647 VL |
381 | |
382 | gpio_request(OTG_EN_B, "usb-udc-en"); | |
383 | gpio_direction_output(OTG_EN_B, 0); | |
25783602 PR |
384 | gpio_request(USBH2_EN_B, "usbh2-en"); |
385 | gpio_direction_output(USBH2_EN_B, 0); | |
386 | ||
387 | gpio_request(USB_RESET_B, "usb-reset"); | |
388 | gpio_direction_output(USB_RESET_B, 0); | |
389 | mdelay(1); | |
390 | gpio_set_value(USB_RESET_B, 1); | |
391 | mdelay(1); | |
88b05647 VL |
392 | } |
393 | ||
f9ffaa9c UKK |
394 | #if defined(CONFIG_USB_ULPI) |
395 | ||
d67d1075 | 396 | static struct mxc_usbh_platform_data usbh2_pdata = { |
d67d1075 VL |
397 | .portsc = MXC_EHCI_MODE_ULPI | MXC_EHCI_UTMI_8BIT, |
398 | .flags = MXC_EHCI_POWER_PINS_ENABLED, | |
399 | }; | |
400 | ||
401 | static int __init moboard_usbh2_init(void) | |
402 | { | |
403 | usbh2_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops, | |
404 | USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT); | |
405 | ||
4c21186b | 406 | return mxc_register_device(&mxc_usbh2, &usbh2_pdata); |
d67d1075 | 407 | } |
f9ffaa9c UKK |
408 | #else |
409 | static inline int moboard_usbh2_init(void) { return 0; } | |
410 | #endif | |
d67d1075 VL |
411 | |
412 | ||
77aa561d VL |
413 | static struct gpio_led mx31moboard_leds[] = { |
414 | { | |
415 | .name = "coreboard-led-0:red:running", | |
416 | .default_trigger = "heartbeat", | |
417 | .gpio = IOMUX_TO_GPIO(MX31_PIN_SVEN0), | |
418 | }, { | |
419 | .name = "coreboard-led-1:red", | |
420 | .gpio = IOMUX_TO_GPIO(MX31_PIN_STX0), | |
421 | }, { | |
422 | .name = "coreboard-led-2:red", | |
423 | .gpio = IOMUX_TO_GPIO(MX31_PIN_SRX0), | |
424 | }, { | |
425 | .name = "coreboard-led-3:red", | |
426 | .gpio = IOMUX_TO_GPIO(MX31_PIN_SIMPD0), | |
427 | }, | |
428 | }; | |
429 | ||
430 | static struct gpio_led_platform_data mx31moboard_led_pdata = { | |
431 | .num_leds = ARRAY_SIZE(mx31moboard_leds), | |
432 | .leds = mx31moboard_leds, | |
433 | }; | |
434 | ||
435 | static struct platform_device mx31moboard_leds_device = { | |
436 | .name = "leds-gpio", | |
437 | .id = -1, | |
438 | .dev = { | |
439 | .platform_data = &mx31moboard_led_pdata, | |
440 | }, | |
441 | }; | |
442 | ||
4dd71293 VL |
443 | static struct ipu_platform_data mx3_ipu_data = { |
444 | .irq_base = MXC_IPU_IRQ_START, | |
445 | }; | |
446 | ||
988d2d49 VL |
447 | static struct platform_device *devices[] __initdata = { |
448 | &mx31moboard_flash, | |
77aa561d | 449 | &mx31moboard_leds_device, |
988d2d49 VL |
450 | }; |
451 | ||
04ea3c80 VL |
452 | static struct mx3_camera_pdata camera_pdata = { |
453 | .dma_dev = &mx3_ipu.dev, | |
454 | .flags = MX3_CAMERA_DATAWIDTH_8 | MX3_CAMERA_DATAWIDTH_10, | |
455 | .mclk_10khz = 4800, | |
456 | }; | |
457 | ||
458 | #define CAMERA_BUF_SIZE (4*1024*1024) | |
459 | ||
460 | static int __init mx31moboard_cam_alloc_dma(const size_t buf_size) | |
461 | { | |
462 | dma_addr_t dma_handle; | |
463 | void *buf; | |
464 | int dma; | |
465 | ||
466 | if (buf_size < 2 * 1024 * 1024) | |
467 | return -EINVAL; | |
468 | ||
469 | buf = dma_alloc_coherent(NULL, buf_size, &dma_handle, GFP_KERNEL); | |
470 | if (!buf) { | |
471 | pr_err("%s: cannot allocate camera buffer-memory\n", __func__); | |
472 | return -ENOMEM; | |
473 | } | |
474 | ||
475 | memset(buf, 0, buf_size); | |
476 | ||
477 | dma = dma_declare_coherent_memory(&mx3_camera.dev, | |
478 | dma_handle, dma_handle, buf_size, | |
479 | DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE); | |
480 | ||
481 | /* The way we call dma_declare_coherent_memory only a malloc can fail */ | |
482 | return dma & DMA_MEMORY_MAP ? 0 : -ENOMEM; | |
483 | } | |
484 | ||
e00f0b4a VL |
485 | static int mx31moboard_baseboard; |
486 | core_param(mx31moboard_baseboard, mx31moboard_baseboard, int, 0444); | |
487 | ||
988d2d49 VL |
488 | /* |
489 | * Board specific initialization. | |
490 | */ | |
491 | static void __init mxc_board_init(void) | |
492 | { | |
220bbcea VL |
493 | mxc_iomux_setup_multiple_pins(moboard_pins, ARRAY_SIZE(moboard_pins), |
494 | "moboard"); | |
495 | ||
988d2d49 VL |
496 | platform_add_devices(devices, ARRAY_SIZE(devices)); |
497 | ||
421bf82e VL |
498 | mxc_register_device(&mxc_uart_device0, &uart0_pdata); |
499 | ||
500 | mxc_register_device(&mxc_uart_device4, &uart4_pdata); | |
e00f0b4a | 501 | |
4ec6ecc7 VL |
502 | mxc_register_device(&mxc_i2c_device0, &moboard_i2c0_pdata); |
503 | mxc_register_device(&mxc_i2c_device1, &moboard_i2c1_pdata); | |
504 | ||
65da9791 VL |
505 | mxc_register_device(&mxc_spi_device1, &moboard_spi1_master); |
506 | mxc_register_device(&mxc_spi_device2, &moboard_spi2_master); | |
507 | ||
508 | gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3), "pmic-irq"); | |
509 | gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3)); | |
510 | spi_register_board_info(moboard_spi_board_info, | |
511 | ARRAY_SIZE(moboard_spi_board_info)); | |
512 | ||
45b131a7 VL |
513 | mxc_register_device(&mxcsdhc_device0, &sdhc1_pdata); |
514 | ||
4dd71293 | 515 | mxc_register_device(&mx3_ipu, &mx3_ipu_data); |
04ea3c80 VL |
516 | if (!mx31moboard_cam_alloc_dma(CAMERA_BUF_SIZE)) |
517 | mxc_register_device(&mx3_camera, &camera_pdata); | |
4dd71293 | 518 | |
b23f1534 VL |
519 | usb_xcvr_reset(); |
520 | ||
d67d1075 | 521 | moboard_usbh2_init(); |
88b05647 | 522 | |
e00f0b4a VL |
523 | switch (mx31moboard_baseboard) { |
524 | case MX31NOBOARD: | |
525 | break; | |
526 | case MX31DEVBOARD: | |
527 | mx31moboard_devboard_init(); | |
528 | break; | |
529 | case MX31MARXBOT: | |
530 | mx31moboard_marxbot_init(); | |
531 | break; | |
e335c75c | 532 | case MX31SMARTBOT: |
3a47b1a4 PR |
533 | case MX31EYEBOT: |
534 | mx31moboard_smartbot_init(mx31moboard_baseboard); | |
e335c75c | 535 | break; |
e00f0b4a | 536 | default: |
220bbcea VL |
537 | printk(KERN_ERR "Illegal mx31moboard_baseboard type %d\n", |
538 | mx31moboard_baseboard); | |
e00f0b4a | 539 | } |
988d2d49 VL |
540 | } |
541 | ||
988d2d49 VL |
542 | static void __init mx31moboard_timer_init(void) |
543 | { | |
30c730f8 | 544 | mx31_clocks_init(26000000); |
988d2d49 VL |
545 | } |
546 | ||
547 | struct sys_timer mx31moboard_timer = { | |
548 | .init = mx31moboard_timer_init, | |
549 | }; | |
550 | ||
551 | MACHINE_START(MX31MOBOARD, "EPFL Mobots mx31moboard") | |
552 | /* Maintainer: Valentin Longchamp, EPFL Mobots group */ | |
f568dd7f | 553 | .phys_io = MX31_AIPS1_BASE_ADDR, |
321ed164 | 554 | .io_pg_offst = (MX31_AIPS1_BASE_ADDR_VIRT >> 18) & 0xfffc, |
34101237 | 555 | .boot_params = MX3x_PHYS_OFFSET + 0x100, |
cd4a05f9 | 556 | .map_io = mx31_map_io, |
c5aa0ad0 | 557 | .init_irq = mx31_init_irq, |
988d2d49 VL |
558 | .init_machine = mxc_board_init, |
559 | .timer = &mx31moboard_timer, | |
560 | MACHINE_END | |
561 |