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-rw-r--r--arch/arm/mach-mx3/mx31moboard.c249
1 files changed, 244 insertions, 5 deletions
diff --git a/arch/arm/mach-mx3/mx31moboard.c b/arch/arm/mach-mx3/mx31moboard.c
index 9243de54041a..b70529145936 100644
--- a/arch/arm/mach-mx3/mx31moboard.c
+++ b/arch/arm/mach-mx3/mx31moboard.c
@@ -17,6 +17,7 @@
17 */ 17 */
18 18
19#include <linux/delay.h> 19#include <linux/delay.h>
20#include <linux/dma-mapping.h>
20#include <linux/fsl_devices.h> 21#include <linux/fsl_devices.h>
21#include <linux/gpio.h> 22#include <linux/gpio.h>
22#include <linux/init.h> 23#include <linux/init.h>
@@ -26,8 +27,14 @@
26#include <linux/mtd/physmap.h> 27#include <linux/mtd/physmap.h>
27#include <linux/mtd/partitions.h> 28#include <linux/mtd/partitions.h>
28#include <linux/platform_device.h> 29#include <linux/platform_device.h>
30#include <linux/regulator/machine.h>
31#include <linux/mfd/mc13783.h>
32#include <linux/spi/spi.h>
29#include <linux/types.h> 33#include <linux/types.h>
30 34
35#include <linux/usb/otg.h>
36#include <linux/usb/ulpi.h>
37
31#include <asm/mach-types.h> 38#include <asm/mach-types.h>
32#include <asm/mach/arch.h> 39#include <asm/mach/arch.h>
33#include <asm/mach/time.h> 40#include <asm/mach/time.h>
@@ -37,16 +44,20 @@
37#include <mach/hardware.h> 44#include <mach/hardware.h>
38#include <mach/imx-uart.h> 45#include <mach/imx-uart.h>
39#include <mach/iomux-mx3.h> 46#include <mach/iomux-mx3.h>
47#include <mach/ipu.h>
40#include <mach/i2c.h> 48#include <mach/i2c.h>
41#include <mach/mmc.h> 49#include <mach/mmc.h>
42#include <mach/mx31.h> 50#include <mach/mxc_ehci.h>
51#include <mach/mx3_camera.h>
52#include <mach/spi.h>
53#include <mach/ulpi.h>
43 54
44#include "devices.h" 55#include "devices.h"
45 56
46static unsigned int moboard_pins[] = { 57static unsigned int moboard_pins[] = {
47 /* UART0 */ 58 /* UART0 */
48 MX31_PIN_CTS1__CTS1, MX31_PIN_RTS1__RTS1,
49 MX31_PIN_TXD1__TXD1, MX31_PIN_RXD1__RXD1, 59 MX31_PIN_TXD1__TXD1, MX31_PIN_RXD1__RXD1,
60 MX31_PIN_CTS1__GPIO2_7,
50 /* UART4 */ 61 /* UART4 */
51 MX31_PIN_PC_RST__CTS5, MX31_PIN_PC_VS2__RTS5, 62 MX31_PIN_PC_RST__CTS5, MX31_PIN_PC_VS2__RTS5,
52 MX31_PIN_PC_BVD2__TXD5, MX31_PIN_PC_BVD1__RXD5, 63 MX31_PIN_PC_BVD2__TXD5, MX31_PIN_PC_BVD1__RXD5,
@@ -73,12 +84,31 @@ static unsigned int moboard_pins[] = {
73 MX31_PIN_USBOTG_CLK__USBOTG_CLK, MX31_PIN_USBOTG_DIR__USBOTG_DIR, 84 MX31_PIN_USBOTG_CLK__USBOTG_CLK, MX31_PIN_USBOTG_DIR__USBOTG_DIR,
74 MX31_PIN_USBOTG_NXT__USBOTG_NXT, MX31_PIN_USBOTG_STP__USBOTG_STP, 85 MX31_PIN_USBOTG_NXT__USBOTG_NXT, MX31_PIN_USBOTG_STP__USBOTG_STP,
75 MX31_PIN_USB_OC__GPIO1_30, 86 MX31_PIN_USB_OC__GPIO1_30,
87 /* USB H2 */
88 MX31_PIN_USBH2_DATA0__USBH2_DATA0,
89 MX31_PIN_USBH2_DATA1__USBH2_DATA1,
90 MX31_PIN_STXD3__USBH2_DATA2, MX31_PIN_SRXD3__USBH2_DATA3,
91 MX31_PIN_SCK3__USBH2_DATA4, MX31_PIN_SFS3__USBH2_DATA5,
92 MX31_PIN_STXD6__USBH2_DATA6, MX31_PIN_SRXD6__USBH2_DATA7,
93 MX31_PIN_USBH2_CLK__USBH2_CLK, MX31_PIN_USBH2_DIR__USBH2_DIR,
94 MX31_PIN_USBH2_NXT__USBH2_NXT, MX31_PIN_USBH2_STP__USBH2_STP,
95 MX31_PIN_SCK6__GPIO1_25,
76 /* LEDs */ 96 /* LEDs */
77 MX31_PIN_SVEN0__GPIO2_0, MX31_PIN_STX0__GPIO2_1, 97 MX31_PIN_SVEN0__GPIO2_0, MX31_PIN_STX0__GPIO2_1,
78 MX31_PIN_SRX0__GPIO2_2, MX31_PIN_SIMPD0__GPIO2_3, 98 MX31_PIN_SRX0__GPIO2_2, MX31_PIN_SIMPD0__GPIO2_3,
79 /* SEL */ 99 /* SEL */
80 MX31_PIN_DTR_DCE1__GPIO2_8, MX31_PIN_DSR_DCE1__GPIO2_9, 100 MX31_PIN_DTR_DCE1__GPIO2_8, MX31_PIN_DSR_DCE1__GPIO2_9,
81 MX31_PIN_RI_DCE1__GPIO2_10, MX31_PIN_DCD_DCE1__GPIO2_11, 101 MX31_PIN_RI_DCE1__GPIO2_10, MX31_PIN_DCD_DCE1__GPIO2_11,
102 /* SPI1 */
103 MX31_PIN_CSPI2_MOSI__MOSI, MX31_PIN_CSPI2_MISO__MISO,
104 MX31_PIN_CSPI2_SCLK__SCLK, MX31_PIN_CSPI2_SPI_RDY__SPI_RDY,
105 MX31_PIN_CSPI2_SS0__SS0, MX31_PIN_CSPI2_SS2__SS2,
106 /* Atlas IRQ */
107 MX31_PIN_GPIO1_3__GPIO1_3,
108 /* SPI2 */
109 MX31_PIN_CSPI3_MOSI__MOSI, MX31_PIN_CSPI3_MISO__MISO,
110 MX31_PIN_CSPI3_SCLK__SCLK, MX31_PIN_CSPI3_SPI_RDY__SPI_RDY,
111 MX31_PIN_CSPI2_SS1__CSPI3_SS1,
82}; 112};
83 113
84static struct physmap_flash_data mx31moboard_flash_data = { 114static struct physmap_flash_data mx31moboard_flash_data = {
@@ -101,7 +131,18 @@ static struct platform_device mx31moboard_flash = {
101 .num_resources = 1, 131 .num_resources = 1,
102}; 132};
103 133
104static struct imxuart_platform_data uart_pdata = { 134static int moboard_uart0_init(struct platform_device *pdev)
135{
136 gpio_request(IOMUX_TO_GPIO(MX31_PIN_CTS1), "uart0-cts-hack");
137 gpio_direction_output(IOMUX_TO_GPIO(MX31_PIN_CTS1), 0);
138 return 0;
139}
140
141static struct imxuart_platform_data uart0_pdata = {
142 .init = moboard_uart0_init,
143};
144
145static struct imxuart_platform_data uart4_pdata = {
105 .flags = IMXUART_HAVE_RTSCTS, 146 .flags = IMXUART_HAVE_RTSCTS,
106}; 147};
107 148
@@ -113,6 +154,103 @@ static struct imxi2c_platform_data moboard_i2c1_pdata = {
113 .bitrate = 100000, 154 .bitrate = 100000,
114}; 155};
115 156
157static int moboard_spi1_cs[] = {
158 MXC_SPI_CS(0),
159 MXC_SPI_CS(2),
160};
161
162static struct spi_imx_master moboard_spi1_master = {
163 .chipselect = moboard_spi1_cs,
164 .num_chipselect = ARRAY_SIZE(moboard_spi1_cs),
165};
166
167static struct regulator_consumer_supply sdhc_consumers[] = {
168 {
169 .dev = &mxcsdhc_device0.dev,
170 .supply = "sdhc0_vcc",
171 },
172 {
173 .dev = &mxcsdhc_device1.dev,
174 .supply = "sdhc1_vcc",
175 },
176};
177
178static struct regulator_init_data sdhc_vreg_data = {
179 .constraints = {
180 .min_uV = 2700000,
181 .max_uV = 3000000,
182 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
183 REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
184 .valid_modes_mask = REGULATOR_MODE_NORMAL |
185 REGULATOR_MODE_FAST,
186 .always_on = 0,
187 .boot_on = 1,
188 },
189 .num_consumer_supplies = ARRAY_SIZE(sdhc_consumers),
190 .consumer_supplies = sdhc_consumers,
191};
192
193static struct regulator_consumer_supply cam_consumers[] = {
194 {
195 .dev = &mx3_camera.dev,
196 .supply = "cam_vcc",
197 },
198};
199
200static struct regulator_init_data cam_vreg_data = {
201 .constraints = {
202 .min_uV = 2700000,
203 .max_uV = 3000000,
204 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
205 REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
206 .valid_modes_mask = REGULATOR_MODE_NORMAL |
207 REGULATOR_MODE_FAST,
208 .always_on = 0,
209 .boot_on = 1,
210 },
211 .num_consumer_supplies = ARRAY_SIZE(cam_consumers),
212 .consumer_supplies = cam_consumers,
213};
214
215static struct mc13783_regulator_init_data moboard_regulators[] = {
216 {
217 .id = MC13783_REGU_VMMC1,
218 .init_data = &sdhc_vreg_data,
219 },
220 {
221 .id = MC13783_REGU_VCAM,
222 .init_data = &cam_vreg_data,
223 },
224};
225
226static struct mc13783_platform_data moboard_pmic = {
227 .regulators = moboard_regulators,
228 .num_regulators = ARRAY_SIZE(moboard_regulators),
229 .flags = MC13783_USE_REGULATOR | MC13783_USE_RTC |
230 MC13783_USE_ADC,
231};
232
233static struct spi_board_info moboard_spi_board_info[] __initdata = {
234 {
235 .modalias = "mc13783",
236 .irq = IOMUX_TO_IRQ(MX31_PIN_GPIO1_3),
237 .max_speed_hz = 300000,
238 .bus_num = 1,
239 .chip_select = 0,
240 .platform_data = &moboard_pmic,
241 .mode = SPI_CS_HIGH,
242 },
243};
244
245static int moboard_spi2_cs[] = {
246 MXC_SPI_CS(1),
247};
248
249static struct spi_imx_master moboard_spi2_master = {
250 .chipselect = moboard_spi2_cs,
251 .num_chipselect = ARRAY_SIZE(moboard_spi2_cs),
252};
253
116#define SDHC1_CD IOMUX_TO_GPIO(MX31_PIN_ATA_CS0) 254#define SDHC1_CD IOMUX_TO_GPIO(MX31_PIN_ATA_CS0)
117#define SDHC1_WP IOMUX_TO_GPIO(MX31_PIN_ATA_CS1) 255#define SDHC1_WP IOMUX_TO_GPIO(MX31_PIN_ATA_CS1)
118 256
@@ -208,6 +346,56 @@ static struct fsl_usb2_platform_data usb_pdata = {
208 .phy_mode = FSL_USB2_PHY_ULPI, 346 .phy_mode = FSL_USB2_PHY_ULPI,
209}; 347};
210 348
349#define USBH2_EN_B IOMUX_TO_GPIO(MX31_PIN_SCK6)
350
351static int moboard_usbh2_hw_init(struct platform_device *pdev)
352{
353 int ret = gpio_request(USBH2_EN_B, "usbh2-en");
354 if (ret)
355 return ret;
356
357 mxc_iomux_set_gpr(MUX_PGP_UH2, true);
358
359 mxc_iomux_set_pad(MX31_PIN_USBH2_CLK, USB_PAD_CFG);
360 mxc_iomux_set_pad(MX31_PIN_USBH2_DIR, USB_PAD_CFG);
361 mxc_iomux_set_pad(MX31_PIN_USBH2_NXT, USB_PAD_CFG);
362 mxc_iomux_set_pad(MX31_PIN_USBH2_STP, USB_PAD_CFG);
363 mxc_iomux_set_pad(MX31_PIN_USBH2_DATA0, USB_PAD_CFG);
364 mxc_iomux_set_pad(MX31_PIN_USBH2_DATA1, USB_PAD_CFG);
365 mxc_iomux_set_pad(MX31_PIN_SRXD6, USB_PAD_CFG);
366 mxc_iomux_set_pad(MX31_PIN_STXD6, USB_PAD_CFG);
367 mxc_iomux_set_pad(MX31_PIN_SFS3, USB_PAD_CFG);
368 mxc_iomux_set_pad(MX31_PIN_SCK3, USB_PAD_CFG);
369 mxc_iomux_set_pad(MX31_PIN_SRXD3, USB_PAD_CFG);
370 mxc_iomux_set_pad(MX31_PIN_STXD3, USB_PAD_CFG);
371
372 gpio_direction_output(USBH2_EN_B, 0);
373
374 return 0;
375}
376
377static int moboard_usbh2_hw_exit(struct platform_device *pdev)
378{
379 gpio_free(USBH2_EN_B);
380 return 0;
381}
382
383static struct mxc_usbh_platform_data usbh2_pdata = {
384 .init = moboard_usbh2_hw_init,
385 .exit = moboard_usbh2_hw_exit,
386 .portsc = MXC_EHCI_MODE_ULPI | MXC_EHCI_UTMI_8BIT,
387 .flags = MXC_EHCI_POWER_PINS_ENABLED,
388};
389
390static int __init moboard_usbh2_init(void)
391{
392 usbh2_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops,
393 USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT);
394
395 return mxc_register_device(&mx31_usbh2, &usbh2_pdata);
396}
397
398
211static struct gpio_led mx31moboard_leds[] = { 399static struct gpio_led mx31moboard_leds[] = {
212 { 400 {
213 .name = "coreboard-led-0:red:running", 401 .name = "coreboard-led-0:red:running",
@@ -266,11 +454,48 @@ static void mx31moboard_init_sel_gpios(void)
266 } 454 }
267} 455}
268 456
457static struct ipu_platform_data mx3_ipu_data = {
458 .irq_base = MXC_IPU_IRQ_START,
459};
460
269static struct platform_device *devices[] __initdata = { 461static struct platform_device *devices[] __initdata = {
270 &mx31moboard_flash, 462 &mx31moboard_flash,
271 &mx31moboard_leds_device, 463 &mx31moboard_leds_device,
272}; 464};
273 465
466static struct mx3_camera_pdata camera_pdata = {
467 .dma_dev = &mx3_ipu.dev,
468 .flags = MX3_CAMERA_DATAWIDTH_8 | MX3_CAMERA_DATAWIDTH_10,
469 .mclk_10khz = 4800,
470};
471
472#define CAMERA_BUF_SIZE (4*1024*1024)
473
474static int __init mx31moboard_cam_alloc_dma(const size_t buf_size)
475{
476 dma_addr_t dma_handle;
477 void *buf;
478 int dma;
479
480 if (buf_size < 2 * 1024 * 1024)
481 return -EINVAL;
482
483 buf = dma_alloc_coherent(NULL, buf_size, &dma_handle, GFP_KERNEL);
484 if (!buf) {
485 pr_err("%s: cannot allocate camera buffer-memory\n", __func__);
486 return -ENOMEM;
487 }
488
489 memset(buf, 0, buf_size);
490
491 dma = dma_declare_coherent_memory(&mx3_camera.dev,
492 dma_handle, dma_handle, buf_size,
493 DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
494
495 /* The way we call dma_declare_coherent_memory only a malloc can fail */
496 return dma & DMA_MEMORY_MAP ? 0 : -ENOMEM;
497}
498
274static int mx31moboard_baseboard; 499static int mx31moboard_baseboard;
275core_param(mx31moboard_baseboard, mx31moboard_baseboard, int, 0444); 500core_param(mx31moboard_baseboard, mx31moboard_baseboard, int, 0444);
276 501
@@ -284,20 +509,34 @@ static void __init mxc_board_init(void)
284 509
285 platform_add_devices(devices, ARRAY_SIZE(devices)); 510 platform_add_devices(devices, ARRAY_SIZE(devices));
286 511
287 mxc_register_device(&mxc_uart_device0, &uart_pdata); 512 mxc_register_device(&mxc_uart_device0, &uart0_pdata);
288 mxc_register_device(&mxc_uart_device4, &uart_pdata); 513
514 mxc_register_device(&mxc_uart_device4, &uart4_pdata);
289 515
290 mx31moboard_init_sel_gpios(); 516 mx31moboard_init_sel_gpios();
291 517
292 mxc_register_device(&mxc_i2c_device0, &moboard_i2c0_pdata); 518 mxc_register_device(&mxc_i2c_device0, &moboard_i2c0_pdata);
293 mxc_register_device(&mxc_i2c_device1, &moboard_i2c1_pdata); 519 mxc_register_device(&mxc_i2c_device1, &moboard_i2c1_pdata);
294 520
521 mxc_register_device(&mxc_spi_device1, &moboard_spi1_master);
522 mxc_register_device(&mxc_spi_device2, &moboard_spi2_master);
523
524 gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3), "pmic-irq");
525 gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3));
526 spi_register_board_info(moboard_spi_board_info,
527 ARRAY_SIZE(moboard_spi_board_info));
528
295 mxc_register_device(&mxcsdhc_device0, &sdhc1_pdata); 529 mxc_register_device(&mxcsdhc_device0, &sdhc1_pdata);
296 530
531 mxc_register_device(&mx3_ipu, &mx3_ipu_data);
532 if (!mx31moboard_cam_alloc_dma(CAMERA_BUF_SIZE))
533 mxc_register_device(&mx3_camera, &camera_pdata);
534
297 usb_xcvr_reset(); 535 usb_xcvr_reset();
298 536
299 moboard_usbotg_init(); 537 moboard_usbotg_init();
300 mxc_register_device(&mxc_otg_udc_device, &usb_pdata); 538 mxc_register_device(&mxc_otg_udc_device, &usb_pdata);
539 moboard_usbh2_init();
301 540
302 switch (mx31moboard_baseboard) { 541 switch (mx31moboard_baseboard) {
303 case MX31NOBOARD: 542 case MX31NOBOARD: