Fabio Estevam | 1553a1e | 2008-11-12 15:38:39 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved. |
| 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. |
Fabio Estevam | 1553a1e | 2008-11-12 15:38:39 +0100 | [diff] [blame] | 13 | */ |
| 14 | |
Magnus Lilja | a2ef456 | 2010-05-14 17:08:29 +0200 | [diff] [blame] | 15 | #include <linux/delay.h> |
Alexey Dobriyan | b7f080c | 2011-06-16 11:01:34 +0000 | [diff] [blame] | 16 | #include <linux/dma-mapping.h> |
Fabio Estevam | 1553a1e | 2008-11-12 15:38:39 +0100 | [diff] [blame] | 17 | #include <linux/types.h> |
| 18 | #include <linux/init.h> |
| 19 | #include <linux/clk.h> |
| 20 | #include <linux/irq.h> |
Magnus Lilja | 135cad3 | 2009-05-17 20:18:08 +0200 | [diff] [blame] | 21 | #include <linux/gpio.h> |
Magnus Lilja | 2b0c367 | 2009-05-18 18:46:33 +0200 | [diff] [blame] | 22 | #include <linux/platform_device.h> |
Alberto Panizzo | ae7a3f1 | 2010-03-23 19:51:45 +0100 | [diff] [blame] | 23 | #include <linux/mfd/mc13783.h> |
| 24 | #include <linux/spi/spi.h> |
Alberto Panizzo | e42010e | 2011-03-07 11:46:38 +0100 | [diff] [blame] | 25 | #include <linux/spi/l4f00242t03.h> |
Alberto Panizzo | ae7a3f1 | 2010-03-23 19:51:45 +0100 | [diff] [blame] | 26 | #include <linux/regulator/machine.h> |
Fabio Estevam | 1c50e67 | 2010-12-21 16:38:21 -0200 | [diff] [blame] | 27 | #include <linux/usb/otg.h> |
| 28 | #include <linux/usb/ulpi.h> |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 29 | #include <linux/memblock.h> |
| 30 | |
| 31 | #include <media/soc_camera.h> |
Fabio Estevam | 1553a1e | 2008-11-12 15:38:39 +0100 | [diff] [blame] | 32 | |
Fabio Estevam | 1553a1e | 2008-11-12 15:38:39 +0100 | [diff] [blame] | 33 | #include <asm/mach-types.h> |
| 34 | #include <asm/mach/arch.h> |
| 35 | #include <asm/mach/time.h> |
| 36 | #include <asm/memory.h> |
| 37 | #include <asm/mach/map.h> |
Russell King | 716a3dc | 2012-01-13 15:00:51 +0000 | [diff] [blame] | 38 | #include <asm/memblock.h> |
Uwe Kleine-König | a2ceeef | 2010-06-16 12:23:11 +0200 | [diff] [blame] | 39 | |
Shawn Guo | 3ed0bcb | 2012-09-13 09:37:49 +0800 | [diff] [blame] | 40 | #include "3ds_debugboard.h" |
Shawn Guo | e337247 | 2012-09-13 21:01:00 +0800 | [diff] [blame] | 41 | #include "common.h" |
Uwe Kleine-König | a2ceeef | 2010-06-16 12:23:11 +0200 | [diff] [blame] | 42 | #include "devices-imx31.h" |
Shawn Guo | 50f2de6 | 2012-09-14 14:14:45 +0800 | [diff] [blame] | 43 | #include "hardware.h" |
Shawn Guo | 267dd34 | 2012-09-13 13:26:00 +0800 | [diff] [blame] | 44 | #include "iomux-mx3.h" |
Shawn Guo | 39ef634 | 2012-09-13 21:46:09 +0800 | [diff] [blame] | 45 | #include "ulpi.h" |
Fabio Estevam | 1553a1e | 2008-11-12 15:38:39 +0100 | [diff] [blame] | 46 | |
Alberto Panizzo | 11a332adf | 2010-03-23 19:46:57 +0100 | [diff] [blame] | 47 | static int mx31_3ds_pins[] = { |
Magnus Lilja | 153fa1d | 2009-05-16 12:43:10 +0200 | [diff] [blame] | 48 | /* UART1 */ |
Valentin Longchamp | 63d97667 | 2009-01-28 15:13:53 +0100 | [diff] [blame] | 49 | MX31_PIN_CTS1__CTS1, |
| 50 | MX31_PIN_RTS1__RTS1, |
| 51 | MX31_PIN_TXD1__TXD1, |
Magnus Lilja | 135cad3 | 2009-05-17 20:18:08 +0200 | [diff] [blame] | 52 | MX31_PIN_RXD1__RXD1, |
| 53 | IOMUX_MODE(MX31_PIN_GPIO1_1, IOMUX_CONFIG_GPIO), |
Alberto Panizzo | e42010e | 2011-03-07 11:46:38 +0100 | [diff] [blame] | 54 | /*SPI0*/ |
Fabio Estevam | b2a08e3 | 2011-06-20 10:37:13 -0300 | [diff] [blame] | 55 | IOMUX_MODE(MX31_PIN_DSR_DCE1, IOMUX_CONFIG_ALT1), |
| 56 | IOMUX_MODE(MX31_PIN_RI_DCE1, IOMUX_CONFIG_ALT1), |
Alberto Panizzo | a1ac442 | 2010-03-23 19:50:28 +0100 | [diff] [blame] | 57 | /* SPI 1 */ |
| 58 | MX31_PIN_CSPI2_SCLK__SCLK, |
| 59 | MX31_PIN_CSPI2_MOSI__MOSI, |
| 60 | MX31_PIN_CSPI2_MISO__MISO, |
| 61 | MX31_PIN_CSPI2_SPI_RDY__SPI_RDY, |
| 62 | MX31_PIN_CSPI2_SS0__SS0, |
| 63 | MX31_PIN_CSPI2_SS2__SS2, /*CS for MC13783 */ |
Alberto Panizzo | ae7a3f1 | 2010-03-23 19:51:45 +0100 | [diff] [blame] | 64 | /* MC13783 IRQ */ |
| 65 | IOMUX_MODE(MX31_PIN_GPIO1_3, IOMUX_CONFIG_GPIO), |
Magnus Lilja | a2ef456 | 2010-05-14 17:08:29 +0200 | [diff] [blame] | 66 | /* USB OTG reset */ |
| 67 | IOMUX_MODE(MX31_PIN_USB_PWR, IOMUX_CONFIG_GPIO), |
| 68 | /* USB OTG */ |
| 69 | MX31_PIN_USBOTG_DATA0__USBOTG_DATA0, |
| 70 | MX31_PIN_USBOTG_DATA1__USBOTG_DATA1, |
| 71 | MX31_PIN_USBOTG_DATA2__USBOTG_DATA2, |
| 72 | MX31_PIN_USBOTG_DATA3__USBOTG_DATA3, |
| 73 | MX31_PIN_USBOTG_DATA4__USBOTG_DATA4, |
| 74 | MX31_PIN_USBOTG_DATA5__USBOTG_DATA5, |
| 75 | MX31_PIN_USBOTG_DATA6__USBOTG_DATA6, |
| 76 | MX31_PIN_USBOTG_DATA7__USBOTG_DATA7, |
| 77 | MX31_PIN_USBOTG_CLK__USBOTG_CLK, |
| 78 | MX31_PIN_USBOTG_DIR__USBOTG_DIR, |
| 79 | MX31_PIN_USBOTG_NXT__USBOTG_NXT, |
| 80 | MX31_PIN_USBOTG_STP__USBOTG_STP, |
Alberto Panizzo | 54c1f63 | 2010-05-19 11:34:43 +0200 | [diff] [blame] | 81 | /*Keyboard*/ |
| 82 | MX31_PIN_KEY_ROW0_KEY_ROW0, |
| 83 | MX31_PIN_KEY_ROW1_KEY_ROW1, |
| 84 | MX31_PIN_KEY_ROW2_KEY_ROW2, |
| 85 | MX31_PIN_KEY_COL0_KEY_COL0, |
| 86 | MX31_PIN_KEY_COL1_KEY_COL1, |
| 87 | MX31_PIN_KEY_COL2_KEY_COL2, |
| 88 | MX31_PIN_KEY_COL3_KEY_COL3, |
Fabio Estevam | 0d95b75 | 2010-12-21 16:38:22 -0200 | [diff] [blame] | 89 | /* USB Host 2 */ |
| 90 | IOMUX_MODE(MX31_PIN_USBH2_CLK, IOMUX_CONFIG_FUNC), |
| 91 | IOMUX_MODE(MX31_PIN_USBH2_DIR, IOMUX_CONFIG_FUNC), |
| 92 | IOMUX_MODE(MX31_PIN_USBH2_NXT, IOMUX_CONFIG_FUNC), |
| 93 | IOMUX_MODE(MX31_PIN_USBH2_STP, IOMUX_CONFIG_FUNC), |
| 94 | IOMUX_MODE(MX31_PIN_USBH2_DATA0, IOMUX_CONFIG_FUNC), |
| 95 | IOMUX_MODE(MX31_PIN_USBH2_DATA1, IOMUX_CONFIG_FUNC), |
| 96 | IOMUX_MODE(MX31_PIN_PC_VS2, IOMUX_CONFIG_ALT1), |
| 97 | IOMUX_MODE(MX31_PIN_PC_BVD1, IOMUX_CONFIG_ALT1), |
| 98 | IOMUX_MODE(MX31_PIN_PC_BVD2, IOMUX_CONFIG_ALT1), |
| 99 | IOMUX_MODE(MX31_PIN_PC_RST, IOMUX_CONFIG_ALT1), |
| 100 | IOMUX_MODE(MX31_PIN_IOIS16, IOMUX_CONFIG_ALT1), |
| 101 | IOMUX_MODE(MX31_PIN_PC_RW_B, IOMUX_CONFIG_ALT1), |
| 102 | /* USB Host2 reset */ |
| 103 | IOMUX_MODE(MX31_PIN_USB_BYP, IOMUX_CONFIG_GPIO), |
Fabio Estevam | 3d94302 | 2011-03-01 16:59:45 -0300 | [diff] [blame] | 104 | /* I2C1 */ |
| 105 | MX31_PIN_I2C_CLK__I2C1_SCL, |
| 106 | MX31_PIN_I2C_DAT__I2C1_SDA, |
Alberto Panizzo | 0ce88b3 | 2011-03-07 11:45:07 +0100 | [diff] [blame] | 107 | /* SDHC1 */ |
| 108 | MX31_PIN_SD1_DATA3__SD1_DATA3, |
| 109 | MX31_PIN_SD1_DATA2__SD1_DATA2, |
| 110 | MX31_PIN_SD1_DATA1__SD1_DATA1, |
| 111 | MX31_PIN_SD1_DATA0__SD1_DATA0, |
| 112 | MX31_PIN_SD1_CLK__SD1_CLK, |
| 113 | MX31_PIN_SD1_CMD__SD1_CMD, |
| 114 | MX31_PIN_GPIO3_1__GPIO3_1, /* Card detect */ |
| 115 | MX31_PIN_GPIO3_0__GPIO3_0, /* OE */ |
Alberto Panizzo | e42010e | 2011-03-07 11:46:38 +0100 | [diff] [blame] | 116 | /* Framebuffer */ |
| 117 | MX31_PIN_LD0__LD0, |
| 118 | MX31_PIN_LD1__LD1, |
| 119 | MX31_PIN_LD2__LD2, |
| 120 | MX31_PIN_LD3__LD3, |
| 121 | MX31_PIN_LD4__LD4, |
| 122 | MX31_PIN_LD5__LD5, |
| 123 | MX31_PIN_LD6__LD6, |
| 124 | MX31_PIN_LD7__LD7, |
| 125 | MX31_PIN_LD8__LD8, |
| 126 | MX31_PIN_LD9__LD9, |
| 127 | MX31_PIN_LD10__LD10, |
| 128 | MX31_PIN_LD11__LD11, |
| 129 | MX31_PIN_LD12__LD12, |
| 130 | MX31_PIN_LD13__LD13, |
| 131 | MX31_PIN_LD14__LD14, |
| 132 | MX31_PIN_LD15__LD15, |
| 133 | MX31_PIN_LD16__LD16, |
| 134 | MX31_PIN_LD17__LD17, |
| 135 | MX31_PIN_VSYNC3__VSYNC3, |
| 136 | MX31_PIN_HSYNC__HSYNC, |
| 137 | MX31_PIN_FPSHIFT__FPSHIFT, |
| 138 | MX31_PIN_CONTRAST__CONTRAST, |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 139 | /* CSI */ |
| 140 | MX31_PIN_CSI_D6__CSI_D6, |
| 141 | MX31_PIN_CSI_D7__CSI_D7, |
| 142 | MX31_PIN_CSI_D8__CSI_D8, |
| 143 | MX31_PIN_CSI_D9__CSI_D9, |
| 144 | MX31_PIN_CSI_D10__CSI_D10, |
| 145 | MX31_PIN_CSI_D11__CSI_D11, |
| 146 | MX31_PIN_CSI_D12__CSI_D12, |
| 147 | MX31_PIN_CSI_D13__CSI_D13, |
| 148 | MX31_PIN_CSI_D14__CSI_D14, |
| 149 | MX31_PIN_CSI_D15__CSI_D15, |
| 150 | MX31_PIN_CSI_HSYNC__CSI_HSYNC, |
| 151 | MX31_PIN_CSI_MCLK__CSI_MCLK, |
| 152 | MX31_PIN_CSI_PIXCLK__CSI_PIXCLK, |
| 153 | MX31_PIN_CSI_VSYNC__CSI_VSYNC, |
| 154 | MX31_PIN_CSI_D5__GPIO3_5, /* CMOS PWDN */ |
| 155 | IOMUX_MODE(MX31_PIN_RI_DTE1, IOMUX_CONFIG_GPIO), /* CMOS reset */ |
Philippe Rétornaz | 5fb86e5 | 2012-05-15 18:42:26 +0200 | [diff] [blame] | 156 | /* SSI */ |
| 157 | MX31_PIN_STXD4__STXD4, |
| 158 | MX31_PIN_SRXD4__SRXD4, |
| 159 | MX31_PIN_SCK4__SCK4, |
| 160 | MX31_PIN_SFS4__SFS4, |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 161 | }; |
| 162 | |
| 163 | /* |
| 164 | * Camera support |
| 165 | */ |
| 166 | static phys_addr_t mx3_camera_base __initdata; |
| 167 | #define MX31_3DS_CAMERA_BUF_SIZE SZ_8M |
| 168 | |
| 169 | #define MX31_3DS_GPIO_CAMERA_PW IOMUX_TO_GPIO(MX31_PIN_CSI_D5) |
| 170 | #define MX31_3DS_GPIO_CAMERA_RST IOMUX_TO_GPIO(MX31_PIN_RI_DTE1) |
| 171 | |
| 172 | static struct gpio mx31_3ds_camera_gpios[] = { |
| 173 | { MX31_3DS_GPIO_CAMERA_PW, GPIOF_OUT_INIT_HIGH, "camera-power" }, |
| 174 | { MX31_3DS_GPIO_CAMERA_RST, GPIOF_OUT_INIT_HIGH, "camera-reset" }, |
| 175 | }; |
| 176 | |
Uwe Kleine-König | afa77ef | 2011-03-03 21:32:02 +0100 | [diff] [blame] | 177 | static const struct mx3_camera_pdata mx31_3ds_camera_pdata __initconst = { |
| 178 | .flags = MX3_CAMERA_DATAWIDTH_10, |
| 179 | .mclk_10khz = 2600, |
| 180 | }; |
| 181 | |
| 182 | static int __init mx31_3ds_init_camera(void) |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 183 | { |
Uwe Kleine-König | afa77ef | 2011-03-03 21:32:02 +0100 | [diff] [blame] | 184 | int dma, ret = -ENOMEM; |
| 185 | struct platform_device *pdev = |
| 186 | imx31_alloc_mx3_camera(&mx31_3ds_camera_pdata); |
| 187 | |
| 188 | if (IS_ERR(pdev)) |
| 189 | return PTR_ERR(pdev); |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 190 | |
| 191 | if (!mx3_camera_base) |
Uwe Kleine-König | afa77ef | 2011-03-03 21:32:02 +0100 | [diff] [blame] | 192 | goto err; |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 193 | |
Uwe Kleine-König | afa77ef | 2011-03-03 21:32:02 +0100 | [diff] [blame] | 194 | dma = dma_declare_coherent_memory(&pdev->dev, |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 195 | mx3_camera_base, mx3_camera_base, |
| 196 | MX31_3DS_CAMERA_BUF_SIZE, |
| 197 | DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE); |
| 198 | |
| 199 | if (!(dma & DMA_MEMORY_MAP)) |
Uwe Kleine-König | afa77ef | 2011-03-03 21:32:02 +0100 | [diff] [blame] | 200 | goto err; |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 201 | |
Uwe Kleine-König | afa77ef | 2011-03-03 21:32:02 +0100 | [diff] [blame] | 202 | ret = platform_device_add(pdev); |
| 203 | if (ret) |
| 204 | err: |
| 205 | platform_device_put(pdev); |
| 206 | |
| 207 | return ret; |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 208 | } |
| 209 | |
| 210 | static int mx31_3ds_camera_power(struct device *dev, int on) |
| 211 | { |
| 212 | /* enable or disable the camera */ |
| 213 | pr_debug("%s: %s the camera\n", __func__, on ? "ENABLE" : "DISABLE"); |
| 214 | gpio_set_value(MX31_3DS_GPIO_CAMERA_PW, on ? 0 : 1); |
| 215 | |
| 216 | if (!on) |
| 217 | goto out; |
| 218 | |
| 219 | /* If enabled, give a reset impulse */ |
| 220 | gpio_set_value(MX31_3DS_GPIO_CAMERA_RST, 0); |
| 221 | msleep(20); |
| 222 | gpio_set_value(MX31_3DS_GPIO_CAMERA_RST, 1); |
| 223 | msleep(100); |
| 224 | |
| 225 | out: |
| 226 | return 0; |
| 227 | } |
| 228 | |
| 229 | static struct i2c_board_info mx31_3ds_i2c_camera = { |
| 230 | I2C_BOARD_INFO("ov2640", 0x30), |
| 231 | }; |
| 232 | |
| 233 | static struct regulator_bulk_data mx31_3ds_camera_regs[] = { |
| 234 | { .supply = "cmos_vcore" }, |
| 235 | { .supply = "cmos_2v8" }, |
| 236 | }; |
| 237 | |
| 238 | static struct soc_camera_link iclink_ov2640 = { |
| 239 | .bus_id = 0, |
| 240 | .board_info = &mx31_3ds_i2c_camera, |
| 241 | .i2c_adapter_id = 0, |
| 242 | .power = mx31_3ds_camera_power, |
| 243 | .regulators = mx31_3ds_camera_regs, |
| 244 | .num_regulators = ARRAY_SIZE(mx31_3ds_camera_regs), |
| 245 | }; |
| 246 | |
| 247 | static struct platform_device mx31_3ds_ov2640 = { |
| 248 | .name = "soc-camera-pdrv", |
| 249 | .id = 0, |
| 250 | .dev = { |
| 251 | .platform_data = &iclink_ov2640, |
| 252 | }, |
| 253 | }; |
| 254 | |
Alberto Panizzo | e42010e | 2011-03-07 11:46:38 +0100 | [diff] [blame] | 255 | /* |
| 256 | * FB support |
| 257 | */ |
| 258 | static const struct fb_videomode fb_modedb[] = { |
| 259 | { /* 480x640 @ 60 Hz */ |
| 260 | .name = "Epson-VGA", |
| 261 | .refresh = 60, |
| 262 | .xres = 480, |
| 263 | .yres = 640, |
| 264 | .pixclock = 41701, |
| 265 | .left_margin = 20, |
| 266 | .right_margin = 41, |
| 267 | .upper_margin = 10, |
| 268 | .lower_margin = 5, |
| 269 | .hsync_len = 20, |
| 270 | .vsync_len = 10, |
| 271 | .sync = FB_SYNC_OE_ACT_HIGH | FB_SYNC_CLK_INVERT, |
| 272 | .vmode = FB_VMODE_NONINTERLACED, |
| 273 | .flag = 0, |
| 274 | }, |
| 275 | }; |
| 276 | |
Uwe Kleine-König | afa77ef | 2011-03-03 21:32:02 +0100 | [diff] [blame] | 277 | static struct mx3fb_platform_data mx3fb_pdata __initdata = { |
Alberto Panizzo | e42010e | 2011-03-07 11:46:38 +0100 | [diff] [blame] | 278 | .name = "Epson-VGA", |
| 279 | .mode = fb_modedb, |
| 280 | .num_modes = ARRAY_SIZE(fb_modedb), |
| 281 | }; |
| 282 | |
| 283 | /* LCD */ |
| 284 | static struct l4f00242t03_pdata mx31_3ds_l4f00242t03_pdata = { |
| 285 | .reset_gpio = IOMUX_TO_GPIO(MX31_PIN_LCS1), |
| 286 | .data_enable_gpio = IOMUX_TO_GPIO(MX31_PIN_SER_RS), |
Alberto Panizzo | 0ce88b3 | 2011-03-07 11:45:07 +0100 | [diff] [blame] | 287 | }; |
| 288 | |
| 289 | /* |
| 290 | * Support for SD card slot in personality board |
| 291 | */ |
| 292 | #define MX31_3DS_GPIO_SDHC1_CD IOMUX_TO_GPIO(MX31_PIN_GPIO3_1) |
| 293 | #define MX31_3DS_GPIO_SDHC1_BE IOMUX_TO_GPIO(MX31_PIN_GPIO3_0) |
| 294 | |
| 295 | static struct gpio mx31_3ds_sdhc1_gpios[] = { |
| 296 | { MX31_3DS_GPIO_SDHC1_CD, GPIOF_IN, "sdhc1-card-detect" }, |
| 297 | { MX31_3DS_GPIO_SDHC1_BE, GPIOF_OUT_INIT_LOW, "sdhc1-bus-en" }, |
| 298 | }; |
| 299 | |
| 300 | static int mx31_3ds_sdhc1_init(struct device *dev, |
| 301 | irq_handler_t detect_irq, |
| 302 | void *data) |
| 303 | { |
| 304 | int ret; |
| 305 | |
| 306 | ret = gpio_request_array(mx31_3ds_sdhc1_gpios, |
| 307 | ARRAY_SIZE(mx31_3ds_sdhc1_gpios)); |
| 308 | if (ret) { |
| 309 | pr_warning("Unable to request the SD/MMC GPIOs.\n"); |
| 310 | return ret; |
| 311 | } |
| 312 | |
Shawn Guo | ed17534 | 2011-12-02 20:00:33 +0800 | [diff] [blame] | 313 | ret = request_irq(gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1)), |
Alberto Panizzo | 0ce88b3 | 2011-03-07 11:45:07 +0100 | [diff] [blame] | 314 | detect_irq, IRQF_DISABLED | |
| 315 | IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING, |
| 316 | "sdhc1-detect", data); |
| 317 | if (ret) { |
| 318 | pr_warning("Unable to request the SD/MMC card-detect IRQ.\n"); |
| 319 | goto gpio_free; |
| 320 | } |
| 321 | |
| 322 | return 0; |
| 323 | |
| 324 | gpio_free: |
| 325 | gpio_free_array(mx31_3ds_sdhc1_gpios, |
| 326 | ARRAY_SIZE(mx31_3ds_sdhc1_gpios)); |
| 327 | return ret; |
| 328 | } |
| 329 | |
| 330 | static void mx31_3ds_sdhc1_exit(struct device *dev, void *data) |
| 331 | { |
Shawn Guo | ed17534 | 2011-12-02 20:00:33 +0800 | [diff] [blame] | 332 | free_irq(gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1)), data); |
Alberto Panizzo | 0ce88b3 | 2011-03-07 11:45:07 +0100 | [diff] [blame] | 333 | gpio_free_array(mx31_3ds_sdhc1_gpios, |
| 334 | ARRAY_SIZE(mx31_3ds_sdhc1_gpios)); |
| 335 | } |
| 336 | |
| 337 | static void mx31_3ds_sdhc1_setpower(struct device *dev, unsigned int vdd) |
| 338 | { |
| 339 | /* |
| 340 | * While the voltage stuff is done by the driver, activate the |
| 341 | * Buffer Enable Pin only if there is a card in slot to fix the card |
| 342 | * voltage issue caused by bi-directional chip TXB0108 on 3Stack. |
| 343 | * Done here because at this stage we have for sure a debounced value |
| 344 | * of the presence of the card, showed by the value of vdd. |
| 345 | * 7 == ilog2(MMC_VDD_165_195) |
| 346 | */ |
| 347 | if (vdd > 7) |
| 348 | gpio_set_value(MX31_3DS_GPIO_SDHC1_BE, 1); |
| 349 | else |
| 350 | gpio_set_value(MX31_3DS_GPIO_SDHC1_BE, 0); |
| 351 | } |
| 352 | |
| 353 | static struct imxmmc_platform_data sdhc1_pdata = { |
| 354 | .init = mx31_3ds_sdhc1_init, |
| 355 | .exit = mx31_3ds_sdhc1_exit, |
| 356 | .setpower = mx31_3ds_sdhc1_setpower, |
Alberto Panizzo | 54c1f63 | 2010-05-19 11:34:43 +0200 | [diff] [blame] | 357 | }; |
| 358 | |
| 359 | /* |
| 360 | * Matrix keyboard |
| 361 | */ |
| 362 | |
| 363 | static const uint32_t mx31_3ds_keymap[] = { |
| 364 | KEY(0, 0, KEY_UP), |
| 365 | KEY(0, 1, KEY_DOWN), |
| 366 | KEY(1, 0, KEY_RIGHT), |
| 367 | KEY(1, 1, KEY_LEFT), |
| 368 | KEY(1, 2, KEY_ENTER), |
| 369 | KEY(2, 0, KEY_F6), |
| 370 | KEY(2, 1, KEY_F8), |
| 371 | KEY(2, 2, KEY_F9), |
| 372 | KEY(2, 3, KEY_F10), |
| 373 | }; |
| 374 | |
Uwe Kleine-König | d690b4c | 2010-11-16 21:27:33 +0100 | [diff] [blame] | 375 | static const struct matrix_keymap_data mx31_3ds_keymap_data __initconst = { |
Alberto Panizzo | 54c1f63 | 2010-05-19 11:34:43 +0200 | [diff] [blame] | 376 | .keymap = mx31_3ds_keymap, |
| 377 | .keymap_size = ARRAY_SIZE(mx31_3ds_keymap), |
Alberto Panizzo | ae7a3f1 | 2010-03-23 19:51:45 +0100 | [diff] [blame] | 378 | }; |
| 379 | |
| 380 | /* Regulators */ |
| 381 | static struct regulator_init_data pwgtx_init = { |
| 382 | .constraints = { |
| 383 | .boot_on = 1, |
| 384 | .always_on = 1, |
| 385 | }, |
| 386 | }; |
| 387 | |
Fabio Estevam | 0d95b75 | 2010-12-21 16:38:22 -0200 | [diff] [blame] | 388 | static struct regulator_init_data gpo_init = { |
| 389 | .constraints = { |
| 390 | .boot_on = 1, |
| 391 | .always_on = 1, |
| 392 | } |
| 393 | }; |
| 394 | |
Alberto Panizzo | 0ce88b3 | 2011-03-07 11:45:07 +0100 | [diff] [blame] | 395 | static struct regulator_consumer_supply vmmc2_consumers[] = { |
Shawn Guo | 7f917a8 | 2012-09-16 16:54:30 +0800 | [diff] [blame] | 396 | REGULATOR_SUPPLY("vmmc", "imx31-mmc.0"), |
Alberto Panizzo | 0ce88b3 | 2011-03-07 11:45:07 +0100 | [diff] [blame] | 397 | }; |
| 398 | |
| 399 | static struct regulator_init_data vmmc2_init = { |
| 400 | .constraints = { |
| 401 | .min_uV = 3000000, |
| 402 | .max_uV = 3000000, |
| 403 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | |
| 404 | REGULATOR_CHANGE_STATUS, |
| 405 | }, |
| 406 | .num_consumer_supplies = ARRAY_SIZE(vmmc2_consumers), |
| 407 | .consumer_supplies = vmmc2_consumers, |
| 408 | }; |
| 409 | |
Alberto Panizzo | e42010e | 2011-03-07 11:46:38 +0100 | [diff] [blame] | 410 | static struct regulator_consumer_supply vmmc1_consumers[] = { |
Mark Brown | 0556dc3 | 2011-10-31 17:11:48 -0700 | [diff] [blame] | 411 | REGULATOR_SUPPLY("vcore", "spi0.0"), |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 412 | REGULATOR_SUPPLY("cmos_2v8", "soc-camera-pdrv.0"), |
Alberto Panizzo | e42010e | 2011-03-07 11:46:38 +0100 | [diff] [blame] | 413 | }; |
| 414 | |
| 415 | static struct regulator_init_data vmmc1_init = { |
| 416 | .constraints = { |
| 417 | .min_uV = 2800000, |
| 418 | .max_uV = 2800000, |
| 419 | .apply_uV = 1, |
| 420 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | |
| 421 | REGULATOR_CHANGE_STATUS, |
| 422 | }, |
| 423 | .num_consumer_supplies = ARRAY_SIZE(vmmc1_consumers), |
| 424 | .consumer_supplies = vmmc1_consumers, |
| 425 | }; |
| 426 | |
| 427 | static struct regulator_consumer_supply vgen_consumers[] = { |
Mark Brown | 0556dc3 | 2011-10-31 17:11:48 -0700 | [diff] [blame] | 428 | REGULATOR_SUPPLY("vdd", "spi0.0"), |
Alberto Panizzo | e42010e | 2011-03-07 11:46:38 +0100 | [diff] [blame] | 429 | }; |
| 430 | |
| 431 | static struct regulator_init_data vgen_init = { |
| 432 | .constraints = { |
| 433 | .min_uV = 1800000, |
| 434 | .max_uV = 1800000, |
| 435 | .apply_uV = 1, |
| 436 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | |
| 437 | REGULATOR_CHANGE_STATUS, |
| 438 | }, |
| 439 | .num_consumer_supplies = ARRAY_SIZE(vgen_consumers), |
| 440 | .consumer_supplies = vgen_consumers, |
| 441 | }; |
| 442 | |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 443 | static struct regulator_consumer_supply vvib_consumers[] = { |
| 444 | REGULATOR_SUPPLY("cmos_vcore", "soc-camera-pdrv.0"), |
| 445 | }; |
| 446 | |
| 447 | static struct regulator_init_data vvib_init = { |
| 448 | .constraints = { |
| 449 | .min_uV = 1300000, |
| 450 | .max_uV = 1300000, |
| 451 | .apply_uV = 1, |
| 452 | .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | |
| 453 | REGULATOR_CHANGE_STATUS, |
| 454 | }, |
| 455 | .num_consumer_supplies = ARRAY_SIZE(vvib_consumers), |
| 456 | .consumer_supplies = vvib_consumers, |
| 457 | }; |
| 458 | |
David Jander | 5836372 | 2011-02-10 10:59:44 +0100 | [diff] [blame] | 459 | static struct mc13xxx_regulator_init_data mx31_3ds_regulators[] = { |
Alberto Panizzo | ae7a3f1 | 2010-03-23 19:51:45 +0100 | [diff] [blame] | 460 | { |
Yong Shen | 57c78e3 | 2010-12-14 14:00:53 +0800 | [diff] [blame] | 461 | .id = MC13783_REG_PWGT1SPI, /* Power Gate for ARM core. */ |
Alberto Panizzo | ae7a3f1 | 2010-03-23 19:51:45 +0100 | [diff] [blame] | 462 | .init_data = &pwgtx_init, |
| 463 | }, { |
Yong Shen | 57c78e3 | 2010-12-14 14:00:53 +0800 | [diff] [blame] | 464 | .id = MC13783_REG_PWGT2SPI, /* Power Gate for L2 Cache. */ |
Alberto Panizzo | ae7a3f1 | 2010-03-23 19:51:45 +0100 | [diff] [blame] | 465 | .init_data = &pwgtx_init, |
Fabio Estevam | 0d95b75 | 2010-12-21 16:38:22 -0200 | [diff] [blame] | 466 | }, { |
| 467 | |
Sascha Hauer | c97b739 | 2011-01-14 09:44:02 +0100 | [diff] [blame] | 468 | .id = MC13783_REG_GPO1, /* Turn on 1.8V */ |
Fabio Estevam | 0d95b75 | 2010-12-21 16:38:22 -0200 | [diff] [blame] | 469 | .init_data = &gpo_init, |
| 470 | }, { |
Sascha Hauer | c97b739 | 2011-01-14 09:44:02 +0100 | [diff] [blame] | 471 | .id = MC13783_REG_GPO3, /* Turn on 3.3V */ |
Fabio Estevam | 0d95b75 | 2010-12-21 16:38:22 -0200 | [diff] [blame] | 472 | .init_data = &gpo_init, |
Alberto Panizzo | 0ce88b3 | 2011-03-07 11:45:07 +0100 | [diff] [blame] | 473 | }, { |
| 474 | .id = MC13783_REG_VMMC2, /* Power MMC/SD, WiFi/Bluetooth. */ |
| 475 | .init_data = &vmmc2_init, |
Alberto Panizzo | e42010e | 2011-03-07 11:46:38 +0100 | [diff] [blame] | 476 | }, { |
| 477 | .id = MC13783_REG_VMMC1, /* Power LCD, CMOS, FM, GPS, Accel. */ |
| 478 | .init_data = &vmmc1_init, |
| 479 | }, { |
| 480 | .id = MC13783_REG_VGEN, /* Power LCD */ |
| 481 | .init_data = &vgen_init, |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 482 | }, { |
| 483 | .id = MC13783_REG_VVIB, /* Power CMOS */ |
| 484 | .init_data = &vvib_init, |
Alberto Panizzo | ae7a3f1 | 2010-03-23 19:51:45 +0100 | [diff] [blame] | 485 | }, |
| 486 | }; |
| 487 | |
| 488 | /* MC13783 */ |
Philippe Rétornaz | 5fb86e5 | 2012-05-15 18:42:26 +0200 | [diff] [blame] | 489 | static struct mc13xxx_codec_platform_data mx31_3ds_codec = { |
| 490 | .dac_ssi_port = MC13783_SSI1_PORT, |
| 491 | .adc_ssi_port = MC13783_SSI1_PORT, |
| 492 | }; |
| 493 | |
Andres Salomon | 4ec1b54 | 2011-02-17 19:07:23 -0800 | [diff] [blame] | 494 | static struct mc13xxx_platform_data mc13783_pdata = { |
| 495 | .regulators = { |
| 496 | .regulators = mx31_3ds_regulators, |
| 497 | .num_regulators = ARRAY_SIZE(mx31_3ds_regulators), |
| 498 | }, |
Philippe Rétornaz | 5fb86e5 | 2012-05-15 18:42:26 +0200 | [diff] [blame] | 499 | .codec = &mx31_3ds_codec, |
| 500 | .flags = MC13XXX_USE_TOUCHSCREEN | MC13XXX_USE_RTC | MC13XXX_USE_CODEC, |
| 501 | |
| 502 | }; |
| 503 | |
| 504 | static struct imx_ssi_platform_data mx31_3ds_ssi_pdata = { |
| 505 | .flags = IMX_SSI_DMA | IMX_SSI_NET, |
Alberto Panizzo | a1ac442 | 2010-03-23 19:50:28 +0100 | [diff] [blame] | 506 | }; |
| 507 | |
| 508 | /* SPI */ |
Alberto Panizzo | e42010e | 2011-03-07 11:46:38 +0100 | [diff] [blame] | 509 | static int spi0_internal_chipselect[] = { |
| 510 | MXC_SPI_CS(2), |
| 511 | }; |
| 512 | |
| 513 | static const struct spi_imx_master spi0_pdata __initconst = { |
| 514 | .chipselect = spi0_internal_chipselect, |
| 515 | .num_chipselect = ARRAY_SIZE(spi0_internal_chipselect), |
| 516 | }; |
| 517 | |
Alberto Panizzo | a1ac442 | 2010-03-23 19:50:28 +0100 | [diff] [blame] | 518 | static int spi1_internal_chipselect[] = { |
| 519 | MXC_SPI_CS(0), |
| 520 | MXC_SPI_CS(2), |
| 521 | }; |
| 522 | |
Uwe Kleine-König | 06606ff | 2010-06-22 10:09:14 +0200 | [diff] [blame] | 523 | static const struct spi_imx_master spi1_pdata __initconst = { |
Alberto Panizzo | a1ac442 | 2010-03-23 19:50:28 +0100 | [diff] [blame] | 524 | .chipselect = spi1_internal_chipselect, |
| 525 | .num_chipselect = ARRAY_SIZE(spi1_internal_chipselect), |
Valentin Longchamp | 63d97667 | 2009-01-28 15:13:53 +0100 | [diff] [blame] | 526 | }; |
| 527 | |
Alberto Panizzo | ae7a3f1 | 2010-03-23 19:51:45 +0100 | [diff] [blame] | 528 | static struct spi_board_info mx31_3ds_spi_devs[] __initdata = { |
| 529 | { |
| 530 | .modalias = "mc13783", |
| 531 | .max_speed_hz = 1000000, |
| 532 | .bus_num = 1, |
| 533 | .chip_select = 1, /* SS2 */ |
| 534 | .platform_data = &mc13783_pdata, |
Shawn Guo | ed17534 | 2011-12-02 20:00:33 +0800 | [diff] [blame] | 535 | /* irq number is run-time assigned */ |
Alberto Panizzo | ae7a3f1 | 2010-03-23 19:51:45 +0100 | [diff] [blame] | 536 | .mode = SPI_CS_HIGH, |
Alberto Panizzo | e42010e | 2011-03-07 11:46:38 +0100 | [diff] [blame] | 537 | }, { |
| 538 | .modalias = "l4f00242t03", |
| 539 | .max_speed_hz = 5000000, |
| 540 | .bus_num = 0, |
| 541 | .chip_select = 0, /* SS2 */ |
| 542 | .platform_data = &mx31_3ds_l4f00242t03_pdata, |
Alberto Panizzo | ae7a3f1 | 2010-03-23 19:51:45 +0100 | [diff] [blame] | 543 | }, |
| 544 | }; |
| 545 | |
Alberto Panizzo | a1b67b9 | 2010-03-23 19:49:35 +0100 | [diff] [blame] | 546 | /* |
| 547 | * NAND Flash |
| 548 | */ |
Uwe Kleine-König | a2ceeef | 2010-06-16 12:23:11 +0200 | [diff] [blame] | 549 | static const struct mxc_nand_platform_data |
| 550 | mx31_3ds_nand_board_info __initconst = { |
Alberto Panizzo | a1b67b9 | 2010-03-23 19:49:35 +0100 | [diff] [blame] | 551 | .width = 1, |
| 552 | .hw_ecc = 1, |
Paul Bolle | 5328ecb | 2011-10-12 14:04:22 +0200 | [diff] [blame] | 553 | #ifdef CONFIG_MACH_MX31_3DS_MXC_NAND_USE_BBT |
Alberto Panizzo | a1b67b9 | 2010-03-23 19:49:35 +0100 | [diff] [blame] | 554 | .flash_bbt = 1, |
| 555 | #endif |
| 556 | }; |
| 557 | |
Magnus Lilja | a2ef456 | 2010-05-14 17:08:29 +0200 | [diff] [blame] | 558 | /* |
| 559 | * USB OTG |
| 560 | */ |
| 561 | |
| 562 | #define USB_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS | \ |
| 563 | PAD_CTL_ODE_CMOS | PAD_CTL_100K_PU) |
| 564 | |
| 565 | #define USBOTG_RST_B IOMUX_TO_GPIO(MX31_PIN_USB_PWR) |
Fabio Estevam | 0d95b75 | 2010-12-21 16:38:22 -0200 | [diff] [blame] | 566 | #define USBH2_RST_B IOMUX_TO_GPIO(MX31_PIN_USB_BYP) |
Magnus Lilja | a2ef456 | 2010-05-14 17:08:29 +0200 | [diff] [blame] | 567 | |
Fabio Estevam | 41f6347 | 2010-06-21 13:33:05 -0700 | [diff] [blame] | 568 | static int mx31_3ds_usbotg_init(void) |
Magnus Lilja | a2ef456 | 2010-05-14 17:08:29 +0200 | [diff] [blame] | 569 | { |
Fabio Estevam | 41f6347 | 2010-06-21 13:33:05 -0700 | [diff] [blame] | 570 | int err; |
| 571 | |
Magnus Lilja | a2ef456 | 2010-05-14 17:08:29 +0200 | [diff] [blame] | 572 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA0, USB_PAD_CFG); |
| 573 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA1, USB_PAD_CFG); |
| 574 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA2, USB_PAD_CFG); |
| 575 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA3, USB_PAD_CFG); |
| 576 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA4, USB_PAD_CFG); |
| 577 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA5, USB_PAD_CFG); |
| 578 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA6, USB_PAD_CFG); |
| 579 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA7, USB_PAD_CFG); |
| 580 | mxc_iomux_set_pad(MX31_PIN_USBOTG_CLK, USB_PAD_CFG); |
| 581 | mxc_iomux_set_pad(MX31_PIN_USBOTG_DIR, USB_PAD_CFG); |
| 582 | mxc_iomux_set_pad(MX31_PIN_USBOTG_NXT, USB_PAD_CFG); |
| 583 | mxc_iomux_set_pad(MX31_PIN_USBOTG_STP, USB_PAD_CFG); |
| 584 | |
Fabio Estevam | 41f6347 | 2010-06-21 13:33:05 -0700 | [diff] [blame] | 585 | err = gpio_request(USBOTG_RST_B, "otgusb-reset"); |
| 586 | if (err) { |
| 587 | pr_err("Failed to request the USB OTG reset gpio\n"); |
| 588 | return err; |
| 589 | } |
| 590 | |
| 591 | err = gpio_direction_output(USBOTG_RST_B, 0); |
| 592 | if (err) { |
| 593 | pr_err("Failed to drive the USB OTG reset gpio\n"); |
| 594 | goto usbotg_free_reset; |
| 595 | } |
| 596 | |
Magnus Lilja | a2ef456 | 2010-05-14 17:08:29 +0200 | [diff] [blame] | 597 | mdelay(1); |
| 598 | gpio_set_value(USBOTG_RST_B, 1); |
Fabio Estevam | 41f6347 | 2010-06-21 13:33:05 -0700 | [diff] [blame] | 599 | return 0; |
| 600 | |
| 601 | usbotg_free_reset: |
| 602 | gpio_free(USBOTG_RST_B); |
| 603 | return err; |
Magnus Lilja | a2ef456 | 2010-05-14 17:08:29 +0200 | [diff] [blame] | 604 | } |
| 605 | |
Sascha Hauer | 4bd597b | 2011-01-03 11:30:28 +0100 | [diff] [blame] | 606 | static int mx31_3ds_otg_init(struct platform_device *pdev) |
| 607 | { |
| 608 | return mx31_initialize_usb_hw(pdev->id, MXC_EHCI_POWER_PINS_ENABLED); |
| 609 | } |
| 610 | |
| 611 | static int mx31_3ds_host2_init(struct platform_device *pdev) |
Fabio Estevam | 0d95b75 | 2010-12-21 16:38:22 -0200 | [diff] [blame] | 612 | { |
| 613 | int err; |
| 614 | |
| 615 | mxc_iomux_set_pad(MX31_PIN_USBH2_CLK, USB_PAD_CFG); |
| 616 | mxc_iomux_set_pad(MX31_PIN_USBH2_DIR, USB_PAD_CFG); |
| 617 | mxc_iomux_set_pad(MX31_PIN_USBH2_NXT, USB_PAD_CFG); |
| 618 | mxc_iomux_set_pad(MX31_PIN_USBH2_STP, USB_PAD_CFG); |
| 619 | mxc_iomux_set_pad(MX31_PIN_USBH2_DATA0, USB_PAD_CFG); |
| 620 | mxc_iomux_set_pad(MX31_PIN_USBH2_DATA1, USB_PAD_CFG); |
| 621 | mxc_iomux_set_pad(MX31_PIN_PC_VS2, USB_PAD_CFG); |
| 622 | mxc_iomux_set_pad(MX31_PIN_PC_BVD1, USB_PAD_CFG); |
| 623 | mxc_iomux_set_pad(MX31_PIN_PC_BVD2, USB_PAD_CFG); |
| 624 | mxc_iomux_set_pad(MX31_PIN_PC_RST, USB_PAD_CFG); |
| 625 | mxc_iomux_set_pad(MX31_PIN_IOIS16, USB_PAD_CFG); |
| 626 | mxc_iomux_set_pad(MX31_PIN_PC_RW_B, USB_PAD_CFG); |
| 627 | |
| 628 | err = gpio_request(USBH2_RST_B, "usbh2-reset"); |
| 629 | if (err) { |
| 630 | pr_err("Failed to request the USB Host 2 reset gpio\n"); |
| 631 | return err; |
| 632 | } |
| 633 | |
| 634 | err = gpio_direction_output(USBH2_RST_B, 0); |
| 635 | if (err) { |
| 636 | pr_err("Failed to drive the USB Host 2 reset gpio\n"); |
| 637 | goto usbotg_free_reset; |
| 638 | } |
| 639 | |
| 640 | mdelay(1); |
| 641 | gpio_set_value(USBH2_RST_B, 1); |
Sascha Hauer | 4bd597b | 2011-01-03 11:30:28 +0100 | [diff] [blame] | 642 | |
| 643 | mdelay(10); |
| 644 | |
| 645 | return mx31_initialize_usb_hw(pdev->id, MXC_EHCI_POWER_PINS_ENABLED); |
Fabio Estevam | 0d95b75 | 2010-12-21 16:38:22 -0200 | [diff] [blame] | 646 | |
| 647 | usbotg_free_reset: |
| 648 | gpio_free(USBH2_RST_B); |
| 649 | return err; |
| 650 | } |
| 651 | |
Fabio Estevam | 1c50e67 | 2010-12-21 16:38:21 -0200 | [diff] [blame] | 652 | static struct mxc_usbh_platform_data otg_pdata __initdata = { |
Sascha Hauer | 4bd597b | 2011-01-03 11:30:28 +0100 | [diff] [blame] | 653 | .init = mx31_3ds_otg_init, |
Fabio Estevam | 1c50e67 | 2010-12-21 16:38:21 -0200 | [diff] [blame] | 654 | .portsc = MXC_EHCI_MODE_ULPI, |
Fabio Estevam | 1c50e67 | 2010-12-21 16:38:21 -0200 | [diff] [blame] | 655 | }; |
Fabio Estevam | 0d95b75 | 2010-12-21 16:38:22 -0200 | [diff] [blame] | 656 | |
| 657 | static struct mxc_usbh_platform_data usbh2_pdata __initdata = { |
| 658 | .init = mx31_3ds_host2_init, |
| 659 | .portsc = MXC_EHCI_MODE_ULPI, |
Fabio Estevam | 0d95b75 | 2010-12-21 16:38:22 -0200 | [diff] [blame] | 660 | }; |
Fabio Estevam | 1c50e67 | 2010-12-21 16:38:21 -0200 | [diff] [blame] | 661 | |
Uwe Kleine-König | 9e1dde3 | 2010-11-12 16:40:06 +0100 | [diff] [blame] | 662 | static const struct fsl_usb2_platform_data usbotg_pdata __initconst = { |
Magnus Lilja | a2ef456 | 2010-05-14 17:08:29 +0200 | [diff] [blame] | 663 | .operating_mode = FSL_USB2_DR_DEVICE, |
| 664 | .phy_mode = FSL_USB2_PHY_ULPI, |
| 665 | }; |
| 666 | |
Benoît Thébaudeau | 33a264d | 2012-06-12 19:46:43 +0200 | [diff] [blame] | 667 | static bool otg_mode_host __initdata; |
Fabio Estevam | 1c50e67 | 2010-12-21 16:38:21 -0200 | [diff] [blame] | 668 | |
| 669 | static int __init mx31_3ds_otg_mode(char *options) |
| 670 | { |
| 671 | if (!strcmp(options, "host")) |
Benoît Thébaudeau | 33a264d | 2012-06-12 19:46:43 +0200 | [diff] [blame] | 672 | otg_mode_host = true; |
Fabio Estevam | 1c50e67 | 2010-12-21 16:38:21 -0200 | [diff] [blame] | 673 | else if (!strcmp(options, "device")) |
Benoît Thébaudeau | 33a264d | 2012-06-12 19:46:43 +0200 | [diff] [blame] | 674 | otg_mode_host = false; |
Fabio Estevam | 1c50e67 | 2010-12-21 16:38:21 -0200 | [diff] [blame] | 675 | else |
| 676 | pr_info("otg_mode neither \"host\" nor \"device\". " |
| 677 | "Defaulting to device\n"); |
Benoît Thébaudeau | 33a264d | 2012-06-12 19:46:43 +0200 | [diff] [blame] | 678 | return 1; |
Fabio Estevam | 1c50e67 | 2010-12-21 16:38:21 -0200 | [diff] [blame] | 679 | } |
| 680 | __setup("otg_mode=", mx31_3ds_otg_mode); |
| 681 | |
Uwe Kleine-König | 16cf5c4 | 2010-06-23 11:46:16 +0200 | [diff] [blame] | 682 | static const struct imxuart_platform_data uart_pdata __initconst = { |
Magnus Lilja | 153fa1d | 2009-05-16 12:43:10 +0200 | [diff] [blame] | 683 | .flags = IMXUART_HAVE_RTSCTS, |
| 684 | }; |
Fabio Estevam | 1553a1e | 2008-11-12 15:38:39 +0100 | [diff] [blame] | 685 | |
Fabio Estevam | 3d94302 | 2011-03-01 16:59:45 -0300 | [diff] [blame] | 686 | static const struct imxi2c_platform_data mx31_3ds_i2c0_data __initconst = { |
| 687 | .bitrate = 100000, |
| 688 | }; |
| 689 | |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 690 | static struct platform_device *devices[] __initdata = { |
| 691 | &mx31_3ds_ov2640, |
| 692 | }; |
| 693 | |
Uwe Kleine-König | e134fb2 | 2011-02-11 10:23:19 +0100 | [diff] [blame] | 694 | static void __init mx31_3ds_init(void) |
Fabio Estevam | 1553a1e | 2008-11-12 15:38:39 +0100 | [diff] [blame] | 695 | { |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 696 | int ret; |
| 697 | |
Shawn Guo | b78d8e5 | 2011-06-06 00:07:55 +0800 | [diff] [blame] | 698 | imx31_soc_init(); |
| 699 | |
Fabio Estevam | b2a08e3 | 2011-06-20 10:37:13 -0300 | [diff] [blame] | 700 | /* Configure SPI1 IOMUX */ |
| 701 | mxc_iomux_set_gpr(MUX_PGP_CSPI_BB, true); |
| 702 | |
Alberto Panizzo | 11a332adf | 2010-03-23 19:46:57 +0100 | [diff] [blame] | 703 | mxc_iomux_setup_multiple_pins(mx31_3ds_pins, ARRAY_SIZE(mx31_3ds_pins), |
| 704 | "mx31_3ds"); |
Magnus Lilja | 153fa1d | 2009-05-16 12:43:10 +0200 | [diff] [blame] | 705 | |
Uwe Kleine-König | 16cf5c4 | 2010-06-23 11:46:16 +0200 | [diff] [blame] | 706 | imx31_add_imx_uart0(&uart_pdata); |
Uwe Kleine-König | a2ceeef | 2010-06-16 12:23:11 +0200 | [diff] [blame] | 707 | imx31_add_mxc_nand(&mx31_3ds_nand_board_info); |
Alberto Panizzo | ae7a3f1 | 2010-03-23 19:51:45 +0100 | [diff] [blame] | 708 | |
Rogerio Pimentel | 4a74bdd | 2010-10-25 12:55:14 -0200 | [diff] [blame] | 709 | imx31_add_spi_imx1(&spi1_pdata); |
Shawn Guo | ed17534 | 2011-12-02 20:00:33 +0800 | [diff] [blame] | 710 | mx31_3ds_spi_devs[0].irq = gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3)); |
Alberto Panizzo | ae7a3f1 | 2010-03-23 19:51:45 +0100 | [diff] [blame] | 711 | spi_register_board_info(mx31_3ds_spi_devs, |
| 712 | ARRAY_SIZE(mx31_3ds_spi_devs)); |
Magnus Lilja | 135cad3 | 2009-05-17 20:18:08 +0200 | [diff] [blame] | 713 | |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 714 | platform_add_devices(devices, ARRAY_SIZE(devices)); |
| 715 | |
Uwe Kleine-König | d690b4c | 2010-11-16 21:27:33 +0100 | [diff] [blame] | 716 | imx31_add_imx_keypad(&mx31_3ds_keymap_data); |
Alberto Panizzo | 54c1f63 | 2010-05-19 11:34:43 +0200 | [diff] [blame] | 717 | |
Magnus Lilja | a2ef456 | 2010-05-14 17:08:29 +0200 | [diff] [blame] | 718 | mx31_3ds_usbotg_init(); |
Fabio Estevam | 1c50e67 | 2010-12-21 16:38:21 -0200 | [diff] [blame] | 719 | if (otg_mode_host) { |
Sascha Hauer | 48f6b09 | 2011-03-02 09:27:42 +0100 | [diff] [blame] | 720 | otg_pdata.otg = imx_otg_ulpi_create(ULPI_OTG_DRVVBUS | |
| 721 | ULPI_OTG_DRVVBUS_EXT); |
| 722 | if (otg_pdata.otg) |
| 723 | imx31_add_mxc_ehci_otg(&otg_pdata); |
Fabio Estevam | 1c50e67 | 2010-12-21 16:38:21 -0200 | [diff] [blame] | 724 | } |
Sascha Hauer | 48f6b09 | 2011-03-02 09:27:42 +0100 | [diff] [blame] | 725 | usbh2_pdata.otg = imx_otg_ulpi_create(ULPI_OTG_DRVVBUS | |
| 726 | ULPI_OTG_DRVVBUS_EXT); |
| 727 | if (usbh2_pdata.otg) |
| 728 | imx31_add_mxc_ehci_hs(2, &usbh2_pdata); |
| 729 | |
Fabio Estevam | 1c50e67 | 2010-12-21 16:38:21 -0200 | [diff] [blame] | 730 | if (!otg_mode_host) |
| 731 | imx31_add_fsl_usb2_udc(&usbotg_pdata); |
Magnus Lilja | a2ef456 | 2010-05-14 17:08:29 +0200 | [diff] [blame] | 732 | |
Shawn Guo | ed4a7fb | 2012-06-13 15:58:08 +0800 | [diff] [blame] | 733 | if (mxc_expio_init(MX31_CS5_BASE_ADDR, IOMUX_TO_GPIO(MX31_PIN_GPIO1_1))) |
Rogerio Pimentel | b8be7b9 | 2010-10-25 12:54:24 -0200 | [diff] [blame] | 734 | printk(KERN_WARNING "Init of the debug board failed, all " |
| 735 | "devices on the debug board are unusable.\n"); |
Benoît Thébaudeau | bec31a8 | 2012-07-04 16:35:54 +0200 | [diff] [blame] | 736 | imx31_add_imx2_wdt(); |
Fabio Estevam | 3d94302 | 2011-03-01 16:59:45 -0300 | [diff] [blame] | 737 | imx31_add_imx_i2c0(&mx31_3ds_i2c0_data); |
Alberto Panizzo | 0ce88b3 | 2011-03-07 11:45:07 +0100 | [diff] [blame] | 738 | imx31_add_mxc_mmc(0, &sdhc1_pdata); |
Alberto Panizzo | e42010e | 2011-03-07 11:46:38 +0100 | [diff] [blame] | 739 | |
| 740 | imx31_add_spi_imx0(&spi0_pdata); |
Shawn Guo | 88289c8 | 2012-06-13 14:07:31 +0800 | [diff] [blame] | 741 | imx31_add_ipu_core(); |
Uwe Kleine-König | afa77ef | 2011-03-03 21:32:02 +0100 | [diff] [blame] | 742 | imx31_add_mx3_sdc_fb(&mx3fb_pdata); |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 743 | |
| 744 | /* CSI */ |
| 745 | /* Camera power: default - off */ |
| 746 | ret = gpio_request_array(mx31_3ds_camera_gpios, |
| 747 | ARRAY_SIZE(mx31_3ds_camera_gpios)); |
| 748 | if (ret) { |
| 749 | pr_err("Failed to request camera gpios"); |
| 750 | iclink_ov2640.power = NULL; |
| 751 | } |
| 752 | |
Uwe Kleine-König | afa77ef | 2011-03-03 21:32:02 +0100 | [diff] [blame] | 753 | mx31_3ds_init_camera(); |
Philippe Rétornaz | 5fb86e5 | 2012-05-15 18:42:26 +0200 | [diff] [blame] | 754 | |
| 755 | imx31_add_imx_ssi(0, &mx31_3ds_ssi_pdata); |
| 756 | |
| 757 | imx_add_platform_device("imx_mc13783", 0, NULL, 0, NULL, 0); |
Fabio Estevam | 1553a1e | 2008-11-12 15:38:39 +0100 | [diff] [blame] | 758 | } |
| 759 | |
Alberto Panizzo | 11a332adf | 2010-03-23 19:46:57 +0100 | [diff] [blame] | 760 | static void __init mx31_3ds_timer_init(void) |
Fabio Estevam | 1553a1e | 2008-11-12 15:38:39 +0100 | [diff] [blame] | 761 | { |
Sascha Hauer | 30c730f | 2009-02-16 14:36:49 +0100 | [diff] [blame] | 762 | mx31_clocks_init(26000000); |
Fabio Estevam | 1553a1e | 2008-11-12 15:38:39 +0100 | [diff] [blame] | 763 | } |
| 764 | |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 765 | static void __init mx31_3ds_reserve(void) |
| 766 | { |
| 767 | /* reserve MX31_3DS_CAMERA_BUF_SIZE bytes for mx3-camera */ |
Russell King | 716a3dc | 2012-01-13 15:00:51 +0000 | [diff] [blame] | 768 | mx3_camera_base = arm_memblock_steal(MX31_3DS_CAMERA_BUF_SIZE, |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 769 | MX31_3DS_CAMERA_BUF_SIZE); |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 770 | } |
| 771 | |
Fabio Estevam | 1553a1e | 2008-11-12 15:38:39 +0100 | [diff] [blame] | 772 | MACHINE_START(MX31_3DS, "Freescale MX31PDK (3DS)") |
| 773 | /* Maintainer: Freescale Semiconductor, Inc. */ |
Nicolas Pitre | dc8f190 | 2011-07-05 22:38:12 -0400 | [diff] [blame] | 774 | .atag_offset = 0x100, |
Uwe Kleine-König | 97976e2 | 2011-02-07 16:35:20 +0100 | [diff] [blame] | 775 | .map_io = mx31_map_io, |
| 776 | .init_early = imx31_init_early, |
| 777 | .init_irq = mx31_init_irq, |
Sascha Hauer | ffa2ea3 | 2011-09-20 14:31:24 +0200 | [diff] [blame] | 778 | .handle_irq = imx31_handle_irq, |
Stephen Warren | 6bb27d7 | 2012-11-08 12:40:59 -0700 | [diff] [blame] | 779 | .init_time = mx31_3ds_timer_init, |
Uwe Kleine-König | e134fb2 | 2011-02-11 10:23:19 +0100 | [diff] [blame] | 780 | .init_machine = mx31_3ds_init, |
Alberto Panizzo | 164f7b5 | 2011-03-07 11:47:37 +0100 | [diff] [blame] | 781 | .reserve = mx31_3ds_reserve, |
Russell King | 65ea788 | 2011-11-06 17:12:08 +0000 | [diff] [blame] | 782 | .restart = mxc_restart, |
Fabio Estevam | 1553a1e | 2008-11-12 15:38:39 +0100 | [diff] [blame] | 783 | MACHINE_END |