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Sascha Hauerce8ffef2008-07-05 10:02:52 +02001/*
2 * Copyright (C) 2008 Sascha Hauer, Pengutronix
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.
Sascha Hauerce8ffef2008-07-05 10:02:52 +020013 */
14
15#include <linux/types.h>
16#include <linux/init.h>
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +020017#include <linux/dma-mapping.h>
Sascha Hauerce8ffef2008-07-05 10:02:52 +020018#include <linux/platform_device.h>
19#include <linux/mtd/physmap.h>
Sascha Hauer3dad21a2008-11-23 17:32:49 +010020#include <linux/mtd/plat-ram.h>
Sascha Hauerce8ffef2008-07-05 10:02:52 +020021#include <linux/memory.h>
Guennadi Liakhovetskiba54b952008-11-11 15:12:00 +010022#include <linux/gpio.h>
Steve Glendinning43533182009-01-20 13:22:29 +000023#include <linux/smsc911x.h>
Guennadi Liakhovetskiba54b952008-11-11 15:12:00 +010024#include <linux/interrupt.h>
Sascha Hauer79206752009-01-28 17:10:32 +010025#include <linux/i2c.h>
26#include <linux/i2c/at24.h>
Sascha Hauerdddd4a42009-03-10 11:56:10 +010027#include <linux/delay.h>
28#include <linux/spi/spi.h>
29#include <linux/irq.h>
Sascha Hauer91bf9a22009-06-23 13:21:28 +020030#include <linux/can/platform/sja1000.h>
Sascha Haueree143732010-02-04 09:32:44 +010031#include <linux/usb/otg.h>
32#include <linux/usb/ulpi.h>
Tejun Heo5a0e3ad2010-03-24 17:04:11 +090033#include <linux/gfp.h>
Uwe Kleine-Königdca7c0b2011-03-03 11:39:42 +010034#include <linux/memblock.h>
Sascha Hauer7dc3a6a2012-03-03 12:40:03 +010035#include <linux/regulator/machine.h>
36#include <linux/regulator/fixed.h>
Sascha Hauerce8ffef2008-07-05 10:02:52 +020037
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +020038#include <media/soc_camera.h>
39
Sascha Hauerce8ffef2008-07-05 10:02:52 +020040#include <asm/mach-types.h>
41#include <asm/mach/arch.h>
42#include <asm/mach/time.h>
43#include <asm/mach/map.h>
Russell King716a3dc2012-01-13 15:00:51 +000044#include <asm/memblock.h>
Sascha Hauerce8ffef2008-07-05 10:02:52 +020045
Shawn Guoe3372472012-09-13 21:01:00 +080046#include "common.h"
Uwe Kleine-Königa2ceeef2010-06-16 12:23:11 +020047#include "devices-imx31.h"
Shawn Guo50f2de62012-09-14 14:14:45 +080048#include "hardware.h"
Shawn Guo267dd342012-09-13 13:26:00 +080049#include "iomux-mx3.h"
Guennadi Liakhovetski574ec542009-06-23 13:26:23 +020050#include "pcm037.h"
Shawn Guo39ef6342012-09-13 21:46:09 +080051#include "ulpi.h"
Guennadi Liakhovetski574ec542009-06-23 13:26:23 +020052
53static enum pcm037_board_variant pcm037_instance = PCM037_PCM970;
54
55static int __init pcm037_variant_setup(char *str)
56{
57 if (!strcmp("eet", str))
58 pcm037_instance = PCM037_EET;
59 else if (strcmp("pcm970", str))
60 pr_warning("Unknown pcm037 baseboard variant %s\n", str);
61
62 return 1;
63}
64
65/* Supported values: "pcm970" (default) and "eet" */
66__setup("pcm037_variant=", pcm037_variant_setup);
67
68enum pcm037_board_variant pcm037_variant(void)
69{
70 return pcm037_instance;
71}
72
73/* UART1 with RTS/CTS handshake signals */
74static unsigned int pcm037_uart1_handshake_pins[] = {
75 MX31_PIN_CTS1__CTS1,
76 MX31_PIN_RTS1__RTS1,
77 MX31_PIN_TXD1__TXD1,
78 MX31_PIN_RXD1__RXD1,
79};
80
81/* UART1 without RTS/CTS handshake signals */
82static unsigned int pcm037_uart1_pins[] = {
83 MX31_PIN_TXD1__TXD1,
84 MX31_PIN_RXD1__RXD1,
85};
Sascha Hauer5cf09422008-09-09 10:19:41 +020086
Sascha Hauer01ac7d52009-03-13 19:52:41 +010087static unsigned int pcm037_pins[] = {
88 /* I2C */
89 MX31_PIN_CSPI2_MOSI__SCL,
90 MX31_PIN_CSPI2_MISO__SDA,
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +020091 MX31_PIN_CSPI2_SS2__I2C3_SDA,
92 MX31_PIN_CSPI2_SCLK__I2C3_SCL,
Sascha Hauer01ac7d52009-03-13 19:52:41 +010093 /* SDHC1 */
94 MX31_PIN_SD1_DATA3__SD1_DATA3,
95 MX31_PIN_SD1_DATA2__SD1_DATA2,
96 MX31_PIN_SD1_DATA1__SD1_DATA1,
97 MX31_PIN_SD1_DATA0__SD1_DATA0,
98 MX31_PIN_SD1_CLK__SD1_CLK,
99 MX31_PIN_SD1_CMD__SD1_CMD,
100 IOMUX_MODE(MX31_PIN_SCK6, IOMUX_CONFIG_GPIO), /* card detect */
101 IOMUX_MODE(MX31_PIN_SFS6, IOMUX_CONFIG_GPIO), /* write protect */
102 /* SPI1 */
103 MX31_PIN_CSPI1_MOSI__MOSI,
104 MX31_PIN_CSPI1_MISO__MISO,
105 MX31_PIN_CSPI1_SCLK__SCLK,
106 MX31_PIN_CSPI1_SPI_RDY__SPI_RDY,
107 MX31_PIN_CSPI1_SS0__SS0,
108 MX31_PIN_CSPI1_SS1__SS1,
109 MX31_PIN_CSPI1_SS2__SS2,
Sascha Hauer01ac7d52009-03-13 19:52:41 +0100110 /* UART2 */
111 MX31_PIN_TXD2__TXD2,
112 MX31_PIN_RXD2__RXD2,
113 MX31_PIN_CTS2__CTS2,
114 MX31_PIN_RTS2__RTS2,
115 /* UART3 */
116 MX31_PIN_CSPI3_MOSI__RXD3,
117 MX31_PIN_CSPI3_MISO__TXD3,
118 MX31_PIN_CSPI3_SCLK__RTS3,
119 MX31_PIN_CSPI3_SPI_RDY__CTS3,
120 /* LAN9217 irq pin */
121 IOMUX_MODE(MX31_PIN_GPIO3_1, IOMUX_CONFIG_GPIO),
122 /* Onewire */
123 MX31_PIN_BATT_LINE__OWIRE,
124 /* Framebuffer */
125 MX31_PIN_LD0__LD0,
126 MX31_PIN_LD1__LD1,
127 MX31_PIN_LD2__LD2,
128 MX31_PIN_LD3__LD3,
129 MX31_PIN_LD4__LD4,
130 MX31_PIN_LD5__LD5,
131 MX31_PIN_LD6__LD6,
132 MX31_PIN_LD7__LD7,
133 MX31_PIN_LD8__LD8,
134 MX31_PIN_LD9__LD9,
135 MX31_PIN_LD10__LD10,
136 MX31_PIN_LD11__LD11,
137 MX31_PIN_LD12__LD12,
138 MX31_PIN_LD13__LD13,
139 MX31_PIN_LD14__LD14,
140 MX31_PIN_LD15__LD15,
141 MX31_PIN_LD16__LD16,
142 MX31_PIN_LD17__LD17,
143 MX31_PIN_VSYNC3__VSYNC3,
144 MX31_PIN_HSYNC__HSYNC,
145 MX31_PIN_FPSHIFT__FPSHIFT,
146 MX31_PIN_DRDY0__DRDY0,
147 MX31_PIN_D3_REV__D3_REV,
148 MX31_PIN_CONTRAST__CONTRAST,
149 MX31_PIN_D3_SPL__D3_SPL,
150 MX31_PIN_D3_CLS__D3_CLS,
151 MX31_PIN_LCS0__GPI03_23,
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200152 /* CSI */
153 IOMUX_MODE(MX31_PIN_CSI_D5, IOMUX_CONFIG_GPIO),
154 MX31_PIN_CSI_D6__CSI_D6,
155 MX31_PIN_CSI_D7__CSI_D7,
156 MX31_PIN_CSI_D8__CSI_D8,
157 MX31_PIN_CSI_D9__CSI_D9,
158 MX31_PIN_CSI_D10__CSI_D10,
159 MX31_PIN_CSI_D11__CSI_D11,
160 MX31_PIN_CSI_D12__CSI_D12,
161 MX31_PIN_CSI_D13__CSI_D13,
162 MX31_PIN_CSI_D14__CSI_D14,
163 MX31_PIN_CSI_D15__CSI_D15,
164 MX31_PIN_CSI_HSYNC__CSI_HSYNC,
165 MX31_PIN_CSI_MCLK__CSI_MCLK,
166 MX31_PIN_CSI_PIXCLK__CSI_PIXCLK,
167 MX31_PIN_CSI_VSYNC__CSI_VSYNC,
Luotao Fue0fd4db2009-06-18 16:44:18 +0200168 /* GPIO */
169 IOMUX_MODE(MX31_PIN_ATA_DMACK, IOMUX_CONFIG_GPIO),
Sascha Haueree143732010-02-04 09:32:44 +0100170 /* OTG */
Guennadi Liakhovetskieb05bbe2009-05-04 13:13:52 +0200171 MX31_PIN_USBOTG_DATA0__USBOTG_DATA0,
172 MX31_PIN_USBOTG_DATA1__USBOTG_DATA1,
173 MX31_PIN_USBOTG_DATA2__USBOTG_DATA2,
174 MX31_PIN_USBOTG_DATA3__USBOTG_DATA3,
175 MX31_PIN_USBOTG_DATA4__USBOTG_DATA4,
176 MX31_PIN_USBOTG_DATA5__USBOTG_DATA5,
177 MX31_PIN_USBOTG_DATA6__USBOTG_DATA6,
178 MX31_PIN_USBOTG_DATA7__USBOTG_DATA7,
179 MX31_PIN_USBOTG_CLK__USBOTG_CLK,
180 MX31_PIN_USBOTG_DIR__USBOTG_DIR,
181 MX31_PIN_USBOTG_NXT__USBOTG_NXT,
182 MX31_PIN_USBOTG_STP__USBOTG_STP,
Sascha Haueree143732010-02-04 09:32:44 +0100183 /* USB host 2 */
184 IOMUX_MODE(MX31_PIN_USBH2_CLK, IOMUX_CONFIG_FUNC),
185 IOMUX_MODE(MX31_PIN_USBH2_DIR, IOMUX_CONFIG_FUNC),
186 IOMUX_MODE(MX31_PIN_USBH2_NXT, IOMUX_CONFIG_FUNC),
187 IOMUX_MODE(MX31_PIN_USBH2_STP, IOMUX_CONFIG_FUNC),
188 IOMUX_MODE(MX31_PIN_USBH2_DATA0, IOMUX_CONFIG_FUNC),
189 IOMUX_MODE(MX31_PIN_USBH2_DATA1, IOMUX_CONFIG_FUNC),
190 IOMUX_MODE(MX31_PIN_STXD3, IOMUX_CONFIG_FUNC),
191 IOMUX_MODE(MX31_PIN_SRXD3, IOMUX_CONFIG_FUNC),
192 IOMUX_MODE(MX31_PIN_SCK3, IOMUX_CONFIG_FUNC),
193 IOMUX_MODE(MX31_PIN_SFS3, IOMUX_CONFIG_FUNC),
194 IOMUX_MODE(MX31_PIN_STXD6, IOMUX_CONFIG_FUNC),
195 IOMUX_MODE(MX31_PIN_SRXD6, IOMUX_CONFIG_FUNC),
Guennadi Liakhovetskieb05bbe2009-05-04 13:13:52 +0200196};
197
Sascha Haueree143732010-02-04 09:32:44 +0100198static struct physmap_flash_data pcm037_flash_data = {
199 .width = 2,
200};
Guennadi Liakhovetskieb05bbe2009-05-04 13:13:52 +0200201
Sascha Haueree143732010-02-04 09:32:44 +0100202static struct resource pcm037_flash_resource = {
203 .start = 0xa0000000,
204 .end = 0xa1ffffff,
205 .flags = IORESOURCE_MEM,
Guennadi Liakhovetskieb05bbe2009-05-04 13:13:52 +0200206};
207
Sascha Hauerce8ffef2008-07-05 10:02:52 +0200208static struct platform_device pcm037_flash = {
209 .name = "physmap-flash",
210 .id = 0,
211 .dev = {
212 .platform_data = &pcm037_flash_data,
213 },
214 .resource = &pcm037_flash_resource,
215 .num_resources = 1,
216};
217
Uwe Kleine-König16cf5c42010-06-23 11:46:16 +0200218static const struct imxuart_platform_data uart_pdata __initconst = {
Sascha Hauera9b06232008-09-02 10:19:29 +0200219 .flags = IMXUART_HAVE_RTSCTS,
Sascha Hauerce8ffef2008-07-05 10:02:52 +0200220};
221
Steve Glendinning43533182009-01-20 13:22:29 +0000222static struct resource smsc911x_resources[] = {
Sascha Hauer3f4f54b2009-06-23 12:12:00 +0200223 {
Uwe Kleine-Königf568dd72009-12-09 11:57:21 +0100224 .start = MX31_CS1_BASE_ADDR + 0x300,
225 .end = MX31_CS1_BASE_ADDR + 0x300 + SZ_64K - 1,
Guennadi Liakhovetskiba54b952008-11-11 15:12:00 +0100226 .flags = IORESOURCE_MEM,
Sascha Hauer3f4f54b2009-06-23 12:12:00 +0200227 }, {
Shawn Guoed175342011-12-02 20:00:33 +0800228 /* irq number is run-time assigned */
Steve Glendinning43533182009-01-20 13:22:29 +0000229 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
Guennadi Liakhovetskiba54b952008-11-11 15:12:00 +0100230 },
231};
232
Steve Glendinning43533182009-01-20 13:22:29 +0000233static struct smsc911x_platform_config smsc911x_info = {
234 .flags = SMSC911X_USE_32BIT | SMSC911X_FORCE_INTERNAL_PHY |
235 SMSC911X_SAVE_MAC_ADDRESS,
236 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
237 .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
238 .phy_interface = PHY_INTERFACE_MODE_MII,
Guennadi Liakhovetskiba54b952008-11-11 15:12:00 +0100239};
240
241static struct platform_device pcm037_eth = {
Steve Glendinning43533182009-01-20 13:22:29 +0000242 .name = "smsc911x",
Guennadi Liakhovetskiba54b952008-11-11 15:12:00 +0100243 .id = -1,
Steve Glendinning43533182009-01-20 13:22:29 +0000244 .num_resources = ARRAY_SIZE(smsc911x_resources),
245 .resource = smsc911x_resources,
Guennadi Liakhovetskiba54b952008-11-11 15:12:00 +0100246 .dev = {
Steve Glendinning43533182009-01-20 13:22:29 +0000247 .platform_data = &smsc911x_info,
Guennadi Liakhovetskiba54b952008-11-11 15:12:00 +0100248 },
249};
250
Sascha Hauer3dad21a2008-11-23 17:32:49 +0100251static struct platdata_mtd_ram pcm038_sram_data = {
252 .bankwidth = 2,
253};
254
255static struct resource pcm038_sram_resource = {
Uwe Kleine-Königf568dd72009-12-09 11:57:21 +0100256 .start = MX31_CS4_BASE_ADDR,
257 .end = MX31_CS4_BASE_ADDR + 512 * 1024 - 1,
Sascha Hauer3dad21a2008-11-23 17:32:49 +0100258 .flags = IORESOURCE_MEM,
259};
260
261static struct platform_device pcm037_sram_device = {
262 .name = "mtd-ram",
263 .id = 0,
264 .dev = {
265 .platform_data = &pcm038_sram_data,
266 },
267 .num_resources = 1,
268 .resource = &pcm038_sram_resource,
269};
270
Uwe Kleine-Königa2ceeef2010-06-16 12:23:11 +0200271static const struct mxc_nand_platform_data
272pcm037_nand_board_info __initconst = {
Sascha Hauer3287abb2008-11-23 17:34:04 +0100273 .width = 1,
274 .hw_ecc = 1,
275};
276
Uwe Kleine-König4a9b8b02010-06-16 18:03:05 +0200277static const struct imxi2c_platform_data pcm037_i2c1_data __initconst = {
Sascha Hauer79206752009-01-28 17:10:32 +0100278 .bitrate = 100000,
Sascha Hauer79206752009-01-28 17:10:32 +0100279};
280
Uwe Kleine-König4a9b8b02010-06-16 18:03:05 +0200281static const struct imxi2c_platform_data pcm037_i2c2_data __initconst = {
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200282 .bitrate = 20000,
283};
284
Sascha Hauer79206752009-01-28 17:10:32 +0100285static struct at24_platform_data board_eeprom = {
286 .byte_len = 4096,
287 .page_size = 32,
288 .flags = AT24_FLAG_ADDR16,
289};
290
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200291static int pcm037_camera_power(struct device *dev, int on)
292{
293 /* disable or enable the camera in X7 or X8 PCM970 connector */
294 gpio_set_value(IOMUX_TO_GPIO(MX31_PIN_CSI_D5), !on);
295 return 0;
296}
297
Guennadi Liakhovetski9d002782009-12-11 14:29:06 +0100298static struct i2c_board_info pcm037_i2c_camera[] = {
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200299 {
300 I2C_BOARD_INFO("mt9t031", 0x5d),
Guennadi Liakhovetski9d002782009-12-11 14:29:06 +0100301 }, {
302 I2C_BOARD_INFO("mt9v022", 0x48),
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200303 },
304};
305
Guennadi Liakhovetski9d002782009-12-11 14:29:06 +0100306static struct soc_camera_link iclink_mt9v022 = {
307 .bus_id = 0, /* Must match with the camera ID */
308 .board_info = &pcm037_i2c_camera[1],
309 .i2c_adapter_id = 2,
Guennadi Liakhovetski9d002782009-12-11 14:29:06 +0100310};
311
312static struct soc_camera_link iclink_mt9t031 = {
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200313 .bus_id = 0, /* Must match with the camera ID */
314 .power = pcm037_camera_power,
Guennadi Liakhovetski9d002782009-12-11 14:29:06 +0100315 .board_info = &pcm037_i2c_camera[0],
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200316 .i2c_adapter_id = 2,
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200317};
318
Sascha Hauer79206752009-01-28 17:10:32 +0100319static struct i2c_board_info pcm037_i2c_devices[] = {
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200320 {
Sascha Hauer79206752009-01-28 17:10:32 +0100321 I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */
322 .platform_data = &board_eeprom,
323 }, {
Sascha Hauercf87a6e2009-07-20 08:18:47 +0200324 I2C_BOARD_INFO("pcf8563", 0x51),
Sascha Hauer79206752009-01-28 17:10:32 +0100325 }
326};
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200327
Guennadi Liakhovetski9d002782009-12-11 14:29:06 +0100328static struct platform_device pcm037_mt9t031 = {
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200329 .name = "soc-camera-pdrv",
330 .id = 0,
331 .dev = {
Guennadi Liakhovetski9d002782009-12-11 14:29:06 +0100332 .platform_data = &iclink_mt9t031,
333 },
334};
335
336static struct platform_device pcm037_mt9v022 = {
337 .name = "soc-camera-pdrv",
338 .id = 1,
339 .dev = {
340 .platform_data = &iclink_mt9v022,
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200341 },
342};
Sascha Hauer79206752009-01-28 17:10:32 +0100343
Sascha Hauerdddd4a42009-03-10 11:56:10 +0100344/* Not connected by default */
345#ifdef PCM970_SDHC_RW_SWITCH
346static int pcm970_sdhc1_get_ro(struct device *dev)
Sascha Hauerf2cb6412008-11-11 15:03:28 +0100347{
Sascha Hauerdddd4a42009-03-10 11:56:10 +0100348 return gpio_get_value(IOMUX_TO_GPIO(MX31_PIN_SFS6));
349}
350#endif
351
Sascha Hauer4f163eb2009-05-06 12:55:50 +0200352#define SDHC1_GPIO_WP IOMUX_TO_GPIO(MX31_PIN_SFS6)
353#define SDHC1_GPIO_DET IOMUX_TO_GPIO(MX31_PIN_SCK6)
354
Sascha Hauerdddd4a42009-03-10 11:56:10 +0100355static int pcm970_sdhc1_init(struct device *dev, irq_handler_t detect_irq,
356 void *data)
357{
358 int ret;
Sascha Hauerdddd4a42009-03-10 11:56:10 +0100359
Sascha Hauer4f163eb2009-05-06 12:55:50 +0200360 ret = gpio_request(SDHC1_GPIO_DET, "sdhc-detect");
361 if (ret)
362 return ret;
Sascha Hauerdddd4a42009-03-10 11:56:10 +0100363
Sascha Hauer4f163eb2009-05-06 12:55:50 +0200364 gpio_direction_input(SDHC1_GPIO_DET);
365
366#ifdef PCM970_SDHC_RW_SWITCH
367 ret = gpio_request(SDHC1_GPIO_WP, "sdhc-wp");
368 if (ret)
369 goto err_gpio_free;
370 gpio_direction_input(SDHC1_GPIO_WP);
371#endif
Sascha Hauerdddd4a42009-03-10 11:56:10 +0100372
Shawn Guoed175342011-12-02 20:00:33 +0800373 ret = request_irq(gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_SCK6)), detect_irq,
Sascha Hauerdddd4a42009-03-10 11:56:10 +0100374 IRQF_DISABLED | IRQF_TRIGGER_FALLING,
375 "sdhc-detect", data);
Sascha Hauer4f163eb2009-05-06 12:55:50 +0200376 if (ret)
377 goto err_gpio_free_2;
378
379 return 0;
380
381err_gpio_free_2:
382#ifdef PCM970_SDHC_RW_SWITCH
383 gpio_free(SDHC1_GPIO_WP);
384err_gpio_free:
385#endif
386 gpio_free(SDHC1_GPIO_DET);
387
Sascha Hauerdddd4a42009-03-10 11:56:10 +0100388 return ret;
Sascha Hauerf2cb6412008-11-11 15:03:28 +0100389}
390
391static void pcm970_sdhc1_exit(struct device *dev, void *data)
392{
Shawn Guoed175342011-12-02 20:00:33 +0800393 free_irq(gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_SCK6)), data);
Sascha Hauer4f163eb2009-05-06 12:55:50 +0200394 gpio_free(SDHC1_GPIO_DET);
395 gpio_free(SDHC1_GPIO_WP);
Sascha Hauerf2cb6412008-11-11 15:03:28 +0100396}
397
Uwe Kleine-König6a697e32010-11-12 11:10:55 +0100398static const struct imxmmc_platform_data sdhc_pdata __initconst = {
Sascha Hauerdddd4a42009-03-10 11:56:10 +0100399#ifdef PCM970_SDHC_RW_SWITCH
400 .get_ro = pcm970_sdhc1_get_ro,
401#endif
Sascha Hauerf2cb6412008-11-11 15:03:28 +0100402 .init = pcm970_sdhc1_init,
403 .exit = pcm970_sdhc1_exit,
404};
405
Uwe Kleine-Königafa77ef2011-03-03 21:32:02 +0100406struct mx3_camera_pdata camera_pdata __initdata = {
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200407 .flags = MX3_CAMERA_DATAWIDTH_8 | MX3_CAMERA_DATAWIDTH_10,
408 .mclk_10khz = 2000,
409};
410
Uwe Kleine-Königdca7c0b2011-03-03 11:39:42 +0100411static phys_addr_t mx3_camera_base __initdata;
412#define MX3_CAMERA_BUF_SIZE SZ_4M
413
Uwe Kleine-Königafa77ef2011-03-03 21:32:02 +0100414static int __init pcm037_init_camera(void)
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200415{
Uwe Kleine-Königafa77ef2011-03-03 21:32:02 +0100416 int dma, ret = -ENOMEM;
417 struct platform_device *pdev = imx31_alloc_mx3_camera(&camera_pdata);
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200418
Uwe Kleine-Königafa77ef2011-03-03 21:32:02 +0100419 if (IS_ERR(pdev))
420 return PTR_ERR(pdev);
421
422 dma = dma_declare_coherent_memory(&pdev->dev,
Uwe Kleine-Königdca7c0b2011-03-03 11:39:42 +0100423 mx3_camera_base, mx3_camera_base,
424 MX3_CAMERA_BUF_SIZE,
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200425 DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
Uwe Kleine-Königafa77ef2011-03-03 21:32:02 +0100426 if (!(dma & DMA_MEMORY_MAP))
427 goto err;
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200428
Uwe Kleine-Königafa77ef2011-03-03 21:32:02 +0100429 ret = platform_device_add(pdev);
430 if (ret)
431err:
432 platform_device_put(pdev);
433
434 return ret;
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200435}
436
Sascha Hauerce8ffef2008-07-05 10:02:52 +0200437static struct platform_device *devices[] __initdata = {
438 &pcm037_flash,
Sascha Hauer3dad21a2008-11-23 17:32:49 +0100439 &pcm037_sram_device,
Guennadi Liakhovetski9d002782009-12-11 14:29:06 +0100440 &pcm037_mt9t031,
441 &pcm037_mt9v022,
Sascha Hauerce8ffef2008-07-05 10:02:52 +0200442};
443
Guennadi Liakhovetskia8df0ee2009-04-15 14:32:52 +0200444static const struct fb_videomode fb_modedb[] = {
445 {
446 /* 240x320 @ 60 Hz Sharp */
447 .name = "Sharp-LQ035Q7DH06-QVGA",
448 .refresh = 60,
449 .xres = 240,
450 .yres = 320,
451 .pixclock = 185925,
452 .left_margin = 9,
453 .right_margin = 16,
454 .upper_margin = 7,
455 .lower_margin = 9,
456 .hsync_len = 1,
457 .vsync_len = 1,
458 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_SHARP_MODE |
459 FB_SYNC_CLK_INVERT | FB_SYNC_CLK_IDLE_EN,
460 .vmode = FB_VMODE_NONINTERLACED,
461 .flag = 0,
462 }, {
463 /* 240x320 @ 60 Hz */
464 .name = "TX090",
465 .refresh = 60,
466 .xres = 240,
467 .yres = 320,
468 .pixclock = 38255,
469 .left_margin = 144,
470 .right_margin = 0,
471 .upper_margin = 7,
472 .lower_margin = 40,
473 .hsync_len = 96,
474 .vsync_len = 1,
475 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_OE_ACT_HIGH,
476 .vmode = FB_VMODE_NONINTERLACED,
477 .flag = 0,
Guennadi Liakhovetski574ec542009-06-23 13:26:23 +0200478 }, {
479 /* 240x320 @ 60 Hz */
480 .name = "CMEL-OLED",
481 .refresh = 60,
482 .xres = 240,
483 .yres = 320,
484 .pixclock = 185925,
485 .left_margin = 9,
486 .right_margin = 16,
487 .upper_margin = 7,
488 .lower_margin = 9,
489 .hsync_len = 1,
490 .vsync_len = 1,
491 .sync = FB_SYNC_OE_ACT_HIGH | FB_SYNC_CLK_INVERT,
492 .vmode = FB_VMODE_NONINTERLACED,
493 .flag = 0,
Guennadi Liakhovetskia8df0ee2009-04-15 14:32:52 +0200494 },
495};
496
497static struct mx3fb_platform_data mx3fb_pdata = {
Guennadi Liakhovetskia8df0ee2009-04-15 14:32:52 +0200498 .name = "Sharp-LQ035Q7DH06-QVGA",
499 .mode = fb_modedb,
500 .num_modes = ARRAY_SIZE(fb_modedb),
501};
502
Sascha Hauer91bf9a22009-06-23 13:21:28 +0200503static struct resource pcm970_sja1000_resources[] = {
504 {
Uwe Kleine-Königf568dd72009-12-09 11:57:21 +0100505 .start = MX31_CS5_BASE_ADDR,
506 .end = MX31_CS5_BASE_ADDR + 0x100 - 1,
Sascha Hauer91bf9a22009-06-23 13:21:28 +0200507 .flags = IORESOURCE_MEM,
508 }, {
Shawn Guoed175342011-12-02 20:00:33 +0800509 /* irq number is run-time assigned */
Sascha Hauer91bf9a22009-06-23 13:21:28 +0200510 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
511 },
512};
513
514struct sja1000_platform_data pcm970_sja1000_platform_data = {
Wolfgang Grandegger56e6943b92010-05-17 22:39:48 -0700515 .osc_freq = 16000000,
516 .ocr = OCR_TX1_PULLDOWN | OCR_TX0_PUSHPULL,
517 .cdr = CDR_CBP,
Sascha Hauer91bf9a22009-06-23 13:21:28 +0200518};
519
520static struct platform_device pcm970_sja1000 = {
521 .name = "sja1000_platform",
522 .dev = {
523 .platform_data = &pcm970_sja1000_platform_data,
524 },
525 .resource = pcm970_sja1000_resources,
526 .num_resources = ARRAY_SIZE(pcm970_sja1000_resources),
527};
528
Sascha Hauer4bd597b2011-01-03 11:30:28 +0100529static int pcm037_otg_init(struct platform_device *pdev)
530{
531 return mx31_initialize_usb_hw(pdev->id, MXC_EHCI_INTERFACE_DIFF_UNI);
532}
533
Uwe Kleine-König2d58de22010-11-15 11:57:49 +0100534static struct mxc_usbh_platform_data otg_pdata __initdata = {
Sascha Hauer4bd597b2011-01-03 11:30:28 +0100535 .init = pcm037_otg_init,
Sascha Haueree143732010-02-04 09:32:44 +0100536 .portsc = MXC_EHCI_MODE_ULPI,
Sascha Haueree143732010-02-04 09:32:44 +0100537};
538
Sascha Hauer4bd597b2011-01-03 11:30:28 +0100539static int pcm037_usbh2_init(struct platform_device *pdev)
540{
541 return mx31_initialize_usb_hw(pdev->id, MXC_EHCI_INTERFACE_DIFF_UNI);
542}
543
Uwe Kleine-König2d58de22010-11-15 11:57:49 +0100544static struct mxc_usbh_platform_data usbh2_pdata __initdata = {
Sascha Hauer4bd597b2011-01-03 11:30:28 +0100545 .init = pcm037_usbh2_init,
Sascha Haueree143732010-02-04 09:32:44 +0100546 .portsc = MXC_EHCI_MODE_ULPI,
Sascha Haueree143732010-02-04 09:32:44 +0100547};
548
Uwe Kleine-König9e1dde32010-11-12 16:40:06 +0100549static const struct fsl_usb2_platform_data otg_device_pdata __initconst = {
Sascha Haueree143732010-02-04 09:32:44 +0100550 .operating_mode = FSL_USB2_DR_DEVICE,
551 .phy_mode = FSL_USB2_PHY_ULPI,
552};
553
Benoît Thébaudeau33a264d2012-06-12 19:46:43 +0200554static bool otg_mode_host __initdata;
Sascha Haueree143732010-02-04 09:32:44 +0100555
556static int __init pcm037_otg_mode(char *options)
557{
558 if (!strcmp(options, "host"))
Benoît Thébaudeau33a264d2012-06-12 19:46:43 +0200559 otg_mode_host = true;
Sascha Haueree143732010-02-04 09:32:44 +0100560 else if (!strcmp(options, "device"))
Benoît Thébaudeau33a264d2012-06-12 19:46:43 +0200561 otg_mode_host = false;
Sascha Haueree143732010-02-04 09:32:44 +0100562 else
563 pr_info("otg_mode neither \"host\" nor \"device\". "
564 "Defaulting to device\n");
Benoît Thébaudeau33a264d2012-06-12 19:46:43 +0200565 return 1;
Sascha Haueree143732010-02-04 09:32:44 +0100566}
567__setup("otg_mode=", pcm037_otg_mode);
568
Sascha Hauer7dc3a6a2012-03-03 12:40:03 +0100569static struct regulator_consumer_supply dummy_supplies[] = {
570 REGULATOR_SUPPLY("vdd33a", "smsc911x"),
571 REGULATOR_SUPPLY("vddvario", "smsc911x"),
572};
573
Sascha Hauerce8ffef2008-07-05 10:02:52 +0200574/*
575 * Board specific initialization.
576 */
Uwe Kleine-Könige134fb22011-02-11 10:23:19 +0100577static void __init pcm037_init(void)
Sascha Hauerce8ffef2008-07-05 10:02:52 +0200578{
Sascha Hauer4f163eb2009-05-06 12:55:50 +0200579 int ret;
Sascha Haueree143732010-02-04 09:32:44 +0100580
Shawn Guob78d8e52011-06-06 00:07:55 +0800581 imx31_soc_init();
582
Sascha Hauer7dc3a6a2012-03-03 12:40:03 +0100583 regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
584
Sascha Haueree143732010-02-04 09:32:44 +0100585 mxc_iomux_set_gpr(MUX_PGP_UH2, 1);
Sascha Hauer4f163eb2009-05-06 12:55:50 +0200586
Sascha Hauer01ac7d52009-03-13 19:52:41 +0100587 mxc_iomux_setup_multiple_pins(pcm037_pins, ARRAY_SIZE(pcm037_pins),
588 "pcm037");
589
Sascha Haueree143732010-02-04 09:32:44 +0100590#define H2_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS \
591 | PAD_CTL_ODE_CMOS | PAD_CTL_100K_PU)
592
593 mxc_iomux_set_pad(MX31_PIN_USBH2_CLK, H2_PAD_CFG);
594 mxc_iomux_set_pad(MX31_PIN_USBH2_DIR, H2_PAD_CFG);
595 mxc_iomux_set_pad(MX31_PIN_USBH2_NXT, H2_PAD_CFG);
596 mxc_iomux_set_pad(MX31_PIN_USBH2_STP, H2_PAD_CFG);
597 mxc_iomux_set_pad(MX31_PIN_USBH2_DATA0, H2_PAD_CFG); /* USBH2_DATA0 */
598 mxc_iomux_set_pad(MX31_PIN_USBH2_DATA1, H2_PAD_CFG); /* USBH2_DATA1 */
599 mxc_iomux_set_pad(MX31_PIN_SRXD6, H2_PAD_CFG); /* USBH2_DATA2 */
600 mxc_iomux_set_pad(MX31_PIN_STXD6, H2_PAD_CFG); /* USBH2_DATA3 */
601 mxc_iomux_set_pad(MX31_PIN_SFS3, H2_PAD_CFG); /* USBH2_DATA4 */
602 mxc_iomux_set_pad(MX31_PIN_SCK3, H2_PAD_CFG); /* USBH2_DATA5 */
603 mxc_iomux_set_pad(MX31_PIN_SRXD3, H2_PAD_CFG); /* USBH2_DATA6 */
604 mxc_iomux_set_pad(MX31_PIN_STXD3, H2_PAD_CFG); /* USBH2_DATA7 */
605
Guennadi Liakhovetski574ec542009-06-23 13:26:23 +0200606 if (pcm037_variant() == PCM037_EET)
607 mxc_iomux_setup_multiple_pins(pcm037_uart1_pins,
608 ARRAY_SIZE(pcm037_uart1_pins), "pcm037_uart1");
609 else
610 mxc_iomux_setup_multiple_pins(pcm037_uart1_handshake_pins,
611 ARRAY_SIZE(pcm037_uart1_handshake_pins),
612 "pcm037_uart1");
613
Sascha Hauerce8ffef2008-07-05 10:02:52 +0200614 platform_add_devices(devices, ARRAY_SIZE(devices));
615
Benoît Thébaudeaubec31a82012-07-04 16:35:54 +0200616 imx31_add_imx2_wdt();
Uwe Kleine-König16cf5c42010-06-23 11:46:16 +0200617 imx31_add_imx_uart0(&uart_pdata);
618 /* XXX: should't this have .flags = 0 (i.e. no RTSCTS) on PCM037_EET? */
619 imx31_add_imx_uart1(&uart_pdata);
620 imx31_add_imx_uart2(&uart_pdata);
Sascha Hauerd517cab2008-12-01 14:15:40 -0800621
Benoît Thébaudeaubec31a82012-07-04 16:35:54 +0200622 imx31_add_mxc_w1();
Guennadi Liakhovetskiba54b952008-11-11 15:12:00 +0100623
Sascha Hauerf8e51432009-04-04 13:40:39 +0200624 /* LAN9217 IRQ pin */
Sascha Hauer4f163eb2009-05-06 12:55:50 +0200625 ret = gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1), "lan9217-irq");
626 if (ret)
627 pr_warning("could not get LAN irq gpio\n");
628 else {
629 gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1));
Shawn Guoed175342011-12-02 20:00:33 +0800630 smsc911x_resources[1].start =
631 gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1));
632 smsc911x_resources[1].end =
633 gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1));
Sascha Hauer4f163eb2009-05-06 12:55:50 +0200634 platform_device_register(&pcm037_eth);
635 }
636
Sascha Hauer3287abb2008-11-23 17:34:04 +0100637
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200638 /* I2C adapters and devices */
Sascha Hauer79206752009-01-28 17:10:32 +0100639 i2c_register_board_info(1, pcm037_i2c_devices,
640 ARRAY_SIZE(pcm037_i2c_devices));
641
Uwe Kleine-König4a9b8b02010-06-16 18:03:05 +0200642 imx31_add_imx_i2c1(&pcm037_i2c1_data);
643 imx31_add_imx_i2c2(&pcm037_i2c2_data);
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200644
Uwe Kleine-Königa2ceeef2010-06-16 12:23:11 +0200645 imx31_add_mxc_nand(&pcm037_nand_board_info);
Uwe Kleine-König6a697e32010-11-12 11:10:55 +0100646 imx31_add_mxc_mmc(0, &sdhc_pdata);
Shawn Guo88289c82012-06-13 14:07:31 +0800647 imx31_add_ipu_core();
Uwe Kleine-Königafa77ef2011-03-03 21:32:02 +0100648 imx31_add_mx3_sdc_fb(&mx3fb_pdata);
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200649
650 /* CSI */
651 /* Camera power: default - off */
652 ret = gpio_request(IOMUX_TO_GPIO(MX31_PIN_CSI_D5), "mt9t031-power");
653 if (!ret)
654 gpio_direction_output(IOMUX_TO_GPIO(MX31_PIN_CSI_D5), 1);
655 else
Guennadi Liakhovetski9d002782009-12-11 14:29:06 +0100656 iclink_mt9t031.power = NULL;
Guennadi Liakhovetski32c1ad92009-06-18 12:40:48 +0200657
Uwe Kleine-Königafa77ef2011-03-03 21:32:02 +0100658 pcm037_init_camera();
Sascha Hauer91bf9a22009-06-23 13:21:28 +0200659
Shawn Guoed175342011-12-02 20:00:33 +0800660 pcm970_sja1000_resources[1].start =
661 gpio_to_irq(IOMUX_TO_GPIO(IOMUX_PIN(48, 105)));
662 pcm970_sja1000_resources[1].end =
663 gpio_to_irq(IOMUX_TO_GPIO(IOMUX_PIN(48, 105)));
Sascha Hauer91bf9a22009-06-23 13:21:28 +0200664 platform_device_register(&pcm970_sja1000);
Sascha Haueree143732010-02-04 09:32:44 +0100665
Sascha Haueree143732010-02-04 09:32:44 +0100666 if (otg_mode_host) {
Sascha Hauer48f6b092011-03-02 09:27:42 +0100667 otg_pdata.otg = imx_otg_ulpi_create(ULPI_OTG_DRVVBUS |
668 ULPI_OTG_DRVVBUS_EXT);
669 if (otg_pdata.otg)
670 imx31_add_mxc_ehci_otg(&otg_pdata);
Sascha Haueree143732010-02-04 09:32:44 +0100671 }
672
Sascha Hauer48f6b092011-03-02 09:27:42 +0100673 usbh2_pdata.otg = imx_otg_ulpi_create(ULPI_OTG_DRVVBUS |
674 ULPI_OTG_DRVVBUS_EXT);
675 if (usbh2_pdata.otg)
676 imx31_add_mxc_ehci_hs(2, &usbh2_pdata);
Sascha Haueree143732010-02-04 09:32:44 +0100677
Sascha Haueree143732010-02-04 09:32:44 +0100678 if (!otg_mode_host)
Uwe Kleine-König9e1dde32010-11-12 16:40:06 +0100679 imx31_add_fsl_usb2_udc(&otg_device_pdata);
Sascha Haueree143732010-02-04 09:32:44 +0100680
Sascha Hauerce8ffef2008-07-05 10:02:52 +0200681}
682
Sascha Hauerce8ffef2008-07-05 10:02:52 +0200683static void __init pcm037_timer_init(void)
684{
Sascha Hauer30c730f2009-02-16 14:36:49 +0100685 mx31_clocks_init(26000000);
Sascha Hauerce8ffef2008-07-05 10:02:52 +0200686}
687
Uwe Kleine-Königdca7c0b2011-03-03 11:39:42 +0100688static void __init pcm037_reserve(void)
689{
690 /* reserve 4 MiB for mx3-camera */
Russell King716a3dc2012-01-13 15:00:51 +0000691 mx3_camera_base = arm_memblock_steal(MX3_CAMERA_BUF_SIZE,
Uwe Kleine-Königdca7c0b2011-03-03 11:39:42 +0100692 MX3_CAMERA_BUF_SIZE);
Uwe Kleine-Königdca7c0b2011-03-03 11:39:42 +0100693}
694
Shawn Guo8321b752012-04-26 11:42:34 +0800695static void __init pcm037_init_late(void)
696{
697 pcm037_eet_init_devices();
698}
699
Sascha Hauerce8ffef2008-07-05 10:02:52 +0200700MACHINE_START(PCM037, "Phytec Phycore pcm037")
701 /* Maintainer: Pengutronix */
Nicolas Pitredc8f1902011-07-05 22:38:12 -0400702 .atag_offset = 0x100,
Uwe Kleine-Königdca7c0b2011-03-03 11:39:42 +0100703 .reserve = pcm037_reserve,
Uwe Kleine-König97976e22011-02-07 16:35:20 +0100704 .map_io = mx31_map_io,
705 .init_early = imx31_init_early,
706 .init_irq = mx31_init_irq,
Sascha Hauerffa2ea32011-09-20 14:31:24 +0200707 .handle_irq = imx31_handle_irq,
Stephen Warren6bb27d72012-11-08 12:40:59 -0700708 .init_time = pcm037_timer_init,
Uwe Kleine-Könige134fb22011-02-11 10:23:19 +0100709 .init_machine = pcm037_init,
Shawn Guo8321b752012-04-26 11:42:34 +0800710 .init_late = pcm037_init_late,
Russell King65ea7882011-11-06 17:12:08 +0000711 .restart = mxc_restart,
Sascha Hauerce8ffef2008-07-05 10:02:52 +0200712MACHINE_END