arch/arm/mach-imx/mach-vpr200.c

   1 /*
   2  * Copyright 2009 Freescale Semiconductor, Inc. All Rights Reserved.
   3  * Copyright (C) 2009 Marc Kleine-Budde, Pengutronix
   4  * Copyright 2010 Creative Product Design
   5  *
   6  * Derived from mx35 3stack.
   7  * Original author: Fabio Estevam <fabio.estevam@freescale.com>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  */
  19
  20 #include <linux/types.h>
  21 #include <linux/init.h>
  22 #include <linux/platform_device.h>
  23 #include <linux/mtd/physmap.h>
  24 #include <linux/memory.h>
  25 #include <linux/gpio.h>
  26
  27 #include <asm/mach-types.h>
  28 #include <asm/mach/arch.h>
  29 #include <asm/mach/time.h>
  30
  31 #include <linux/i2c.h>
  32 #include <linux/platform_data/at24.h>
  33 #include <linux/mfd/mc13xxx.h>
  34
  35 #include "common.h"
  36 #include "devices-imx35.h"
  37 #include "ehci.h"
  38 #include "hardware.h"
  39 #include "iomux-mx35.h"
  40
  41 #define GPIO_LCDPWR     IMX_GPIO_NR(1, 2)
  42 #define GPIO_PMIC_INT   IMX_GPIO_NR(2, 0)
  43
  44 #define GPIO_BUTTON1    IMX_GPIO_NR(1, 4)
  45 #define GPIO_BUTTON2    IMX_GPIO_NR(1, 5)
  46 #define GPIO_BUTTON3    IMX_GPIO_NR(1, 7)
  47 #define GPIO_BUTTON4    IMX_GPIO_NR(1, 8)
  48 #define GPIO_BUTTON5    IMX_GPIO_NR(1, 9)
  49 #define GPIO_BUTTON6    IMX_GPIO_NR(1, 10)
  50 #define GPIO_BUTTON7    IMX_GPIO_NR(1, 11)
  51 #define GPIO_BUTTON8    IMX_GPIO_NR(1, 12)
  52
  53 static const struct fb_videomode fb_modedb[] = {
  54         {
  55                 /* 800x480 @ 60 Hz */
  56                 .name           = "PT0708048",
  57                 .refresh        = 60,
  58                 .xres           = 800,
  59                 .yres           = 480,
  60                 .pixclock       = KHZ2PICOS(33260),
  61                 .left_margin    = 50,
  62                 .right_margin   = 156,
  63                 .upper_margin   = 10,
  64                 .lower_margin   = 10,
  65                 .hsync_len      = 1,    /* note: DE only display */
  66                 .vsync_len      = 1,    /* note: DE only display */
  67                 .sync           = FB_SYNC_CLK_IDLE_EN | FB_SYNC_OE_ACT_HIGH,
  68                 .vmode          = FB_VMODE_NONINTERLACED,
  69                 .flag           = 0,
  70         }, {
  71                 /* 800x480 @ 60 Hz */
  72                 .name           = "CTP-CLAA070LC0ACW",
  73                 .refresh        = 60,
  74                 .xres           = 800,
  75                 .yres           = 480,
  76                 .pixclock       = KHZ2PICOS(27000),
  77                 .left_margin    = 50,
  78                 .right_margin   = 50,   /* whole line should have 900 clocks */
  79                 .upper_margin   = 10,
  80                 .lower_margin   = 10,   /* whole frame should have 500 lines */
  81                 .hsync_len      = 1,    /* note: DE only display */
  82                 .vsync_len      = 1,    /* note: DE only display */
  83                 .sync           = FB_SYNC_CLK_IDLE_EN | FB_SYNC_OE_ACT_HIGH,
  84                 .vmode          = FB_VMODE_NONINTERLACED,
  85                 .flag           = 0,
  86         }
  87 };
  88
  89 static struct mx3fb_platform_data mx3fb_pdata __initdata = {
  90         .name           = "PT0708048",
  91         .mode           = fb_modedb,
  92         .num_modes      = ARRAY_SIZE(fb_modedb),
  93 };
  94
  95 static struct physmap_flash_data vpr200_flash_data = {
  96         .width  = 2,
  97 };
  98
  99 static struct resource vpr200_flash_resource = {
 100         .start  = MX35_CS0_BASE_ADDR,
 101         .end    = MX35_CS0_BASE_ADDR + SZ_64M - 1,
 102         .flags  = IORESOURCE_MEM,
 103 };
 104
 105 static struct platform_device vpr200_flash = {
 106         .name   = "physmap-flash",
 107         .id     = 0,
 108         .dev    = {
 109                 .platform_data  = &vpr200_flash_data,
 110         },
 111         .resource = &vpr200_flash_resource,
 112         .num_resources = 1,
 113 };
 114
 115 static const struct mxc_nand_platform_data
 116                 vpr200_nand_board_info __initconst = {
 117         .width = 1,
 118         .hw_ecc = 1,
 119         .flash_bbt = 1,
 120 };
 121
 122 #define VPR_KEY_DEBOUNCE        500
 123 static struct gpio_keys_button vpr200_gpio_keys_table[] = {
 124         {KEY_F2, GPIO_BUTTON1, 1, "vpr-keys: F2", 0, VPR_KEY_DEBOUNCE},
 125         {KEY_F3, GPIO_BUTTON2, 1, "vpr-keys: F3", 0, VPR_KEY_DEBOUNCE},
 126         {KEY_F4, GPIO_BUTTON3, 1, "vpr-keys: F4", 0, VPR_KEY_DEBOUNCE},
 127         {KEY_F5, GPIO_BUTTON4, 1, "vpr-keys: F5", 0, VPR_KEY_DEBOUNCE},
 128         {KEY_F6, GPIO_BUTTON5, 1, "vpr-keys: F6", 0, VPR_KEY_DEBOUNCE},
 129         {KEY_F7, GPIO_BUTTON6, 1, "vpr-keys: F7", 0, VPR_KEY_DEBOUNCE},
 130         {KEY_F8, GPIO_BUTTON7, 1, "vpr-keys: F8", 1, VPR_KEY_DEBOUNCE},
 131         {KEY_F9, GPIO_BUTTON8, 1, "vpr-keys: F9", 1, VPR_KEY_DEBOUNCE},
 132 };
 133
 134 static const struct gpio_keys_platform_data
 135                 vpr200_gpio_keys_data __initconst = {
 136         .buttons = vpr200_gpio_keys_table,
 137         .nbuttons = ARRAY_SIZE(vpr200_gpio_keys_table),
 138 };
 139
 140 static struct mc13xxx_platform_data vpr200_pmic = {
 141         .flags = MC13XXX_USE_ADC | MC13XXX_USE_TOUCHSCREEN,
 142 };
 143
 144 static const struct imxi2c_platform_data vpr200_i2c0_data __initconst = {
 145         .bitrate = 50000,
 146 };
 147
 148 static struct at24_platform_data vpr200_eeprom = {
 149         .byte_len = 2048 / 8,
 150         .page_size = 1,
 151 };
 152
 153 static struct i2c_board_info vpr200_i2c_devices[] = {
 154         {
 155                 I2C_BOARD_INFO("at24", 0x50), /* E0=0, E1=0, E2=0 */
 156                 .platform_data = &vpr200_eeprom,
 157         }, {
 158                 I2C_BOARD_INFO("mc13892", 0x08),
 159                 .platform_data = &vpr200_pmic,
 160                 /* irq number is run-time assigned */
 161         }
 162 };
 163
 164 static const iomux_v3_cfg_t vpr200_pads[] __initconst = {
 165         /* UART1 */
 166         MX35_PAD_TXD1__UART1_TXD_MUX,
 167         MX35_PAD_RXD1__UART1_RXD_MUX,
 168         /* UART3 */
 169         MX35_PAD_ATA_DATA10__UART3_RXD_MUX,
 170         MX35_PAD_ATA_DATA11__UART3_TXD_MUX,
 171         /* FEC */
 172         MX35_PAD_FEC_TX_CLK__FEC_TX_CLK,
 173         MX35_PAD_FEC_RX_CLK__FEC_RX_CLK,
 174         MX35_PAD_FEC_RX_DV__FEC_RX_DV,
 175         MX35_PAD_FEC_COL__FEC_COL,
 176         MX35_PAD_FEC_RDATA0__FEC_RDATA_0,
 177         MX35_PAD_FEC_TDATA0__FEC_TDATA_0,
 178         MX35_PAD_FEC_TX_EN__FEC_TX_EN,
 179         MX35_PAD_FEC_MDC__FEC_MDC,
 180         MX35_PAD_FEC_MDIO__FEC_MDIO,
 181         MX35_PAD_FEC_TX_ERR__FEC_TX_ERR,
 182         MX35_PAD_FEC_RX_ERR__FEC_RX_ERR,
 183         MX35_PAD_FEC_CRS__FEC_CRS,
 184         MX35_PAD_FEC_RDATA1__FEC_RDATA_1,
 185         MX35_PAD_FEC_TDATA1__FEC_TDATA_1,
 186         MX35_PAD_FEC_RDATA2__FEC_RDATA_2,
 187         MX35_PAD_FEC_TDATA2__FEC_TDATA_2,
 188         MX35_PAD_FEC_RDATA3__FEC_RDATA_3,
 189         MX35_PAD_FEC_TDATA3__FEC_TDATA_3,
 190         /* Display */
 191         MX35_PAD_LD0__IPU_DISPB_DAT_0,
 192         MX35_PAD_LD1__IPU_DISPB_DAT_1,
 193         MX35_PAD_LD2__IPU_DISPB_DAT_2,
 194         MX35_PAD_LD3__IPU_DISPB_DAT_3,
 195         MX35_PAD_LD4__IPU_DISPB_DAT_4,
 196         MX35_PAD_LD5__IPU_DISPB_DAT_5,
 197         MX35_PAD_LD6__IPU_DISPB_DAT_6,
 198         MX35_PAD_LD7__IPU_DISPB_DAT_7,
 199         MX35_PAD_LD8__IPU_DISPB_DAT_8,
 200         MX35_PAD_LD9__IPU_DISPB_DAT_9,
 201         MX35_PAD_LD10__IPU_DISPB_DAT_10,
 202         MX35_PAD_LD11__IPU_DISPB_DAT_11,
 203         MX35_PAD_LD12__IPU_DISPB_DAT_12,
 204         MX35_PAD_LD13__IPU_DISPB_DAT_13,
 205         MX35_PAD_LD14__IPU_DISPB_DAT_14,
 206         MX35_PAD_LD15__IPU_DISPB_DAT_15,
 207         MX35_PAD_LD16__IPU_DISPB_DAT_16,
 208         MX35_PAD_LD17__IPU_DISPB_DAT_17,
 209         MX35_PAD_D3_FPSHIFT__IPU_DISPB_D3_CLK,
 210         MX35_PAD_D3_DRDY__IPU_DISPB_D3_DRDY,
 211         MX35_PAD_CONTRAST__IPU_DISPB_CONTR,
 212         /* LCD Enable */
 213         MX35_PAD_D3_VSYNC__GPIO1_2,
 214         /* USBOTG */
 215         MX35_PAD_USBOTG_PWR__USB_TOP_USBOTG_PWR,
 216         MX35_PAD_USBOTG_OC__USB_TOP_USBOTG_OC,
 217         /* SDCARD */
 218         MX35_PAD_SD1_CMD__ESDHC1_CMD,
 219         MX35_PAD_SD1_CLK__ESDHC1_CLK,
 220         MX35_PAD_SD1_DATA0__ESDHC1_DAT0,
 221         MX35_PAD_SD1_DATA1__ESDHC1_DAT1,
 222         MX35_PAD_SD1_DATA2__ESDHC1_DAT2,
 223         MX35_PAD_SD1_DATA3__ESDHC1_DAT3,
 224         /* PMIC */
 225         MX35_PAD_GPIO2_0__GPIO2_0,
 226         /* GPIO keys */
 227         MX35_PAD_SCKR__GPIO1_4,
 228         MX35_PAD_COMPARE__GPIO1_5,
 229         MX35_PAD_SCKT__GPIO1_7,
 230         MX35_PAD_FST__GPIO1_8,
 231         MX35_PAD_HCKT__GPIO1_9,
 232         MX35_PAD_TX5_RX0__GPIO1_10,
 233         MX35_PAD_TX4_RX1__GPIO1_11,
 234         MX35_PAD_TX3_RX2__GPIO1_12,
 235 };
 236
 237 /* USB Device config */
 238 static const struct fsl_usb2_platform_data otg_device_pdata __initconst = {
 239         .operating_mode = FSL_USB2_DR_DEVICE,
 240         .phy_mode       = FSL_USB2_PHY_UTMI,
 241         .workaround     = FLS_USB2_WORKAROUND_ENGCM09152,
 242 };
 243
 244 static int vpr200_usbh_init(struct platform_device *pdev)
 245 {
 246         return mx35_initialize_usb_hw(pdev->id,
 247                         MXC_EHCI_INTERFACE_SINGLE_UNI | MXC_EHCI_INTERNAL_PHY);
 248 }
 249
 250 /* USB HOST config */
 251 static const struct mxc_usbh_platform_data usb_host_pdata __initconst = {
 252         .init = vpr200_usbh_init,
 253         .portsc = MXC_EHCI_MODE_SERIAL,
 254 };
 255
 256 static struct platform_device *devices[] __initdata = {
 257         &vpr200_flash,
 258 };
 259
 260 /*
 261  * Board specific initialization.
 262  */
 263 static void __init vpr200_board_init(void)
 264 {
 265         imx35_soc_init();
 266
 267         mxc_iomux_v3_setup_multiple_pads(vpr200_pads, ARRAY_SIZE(vpr200_pads));
 268
 269         imx35_add_fec(NULL);
 270         imx35_add_imx2_wdt();
 271
 272         imx35_add_imx_uart0(NULL);
 273         imx35_add_imx_uart2(NULL);
 274
 275         imx35_add_ipu_core();
 276         imx35_add_mx3_sdc_fb(&mx3fb_pdata);
 277
 278         imx35_add_fsl_usb2_udc(&otg_device_pdata);
 279         imx35_add_mxc_ehci_hs(&usb_host_pdata);
 280
 281         imx35_add_mxc_nand(&vpr200_nand_board_info);
 282         imx35_add_sdhci_esdhc_imx(0, NULL);
 283 }
 284
 285 static void __init vpr200_late_init(void)
 286 {
 287         imx_add_gpio_keys(&vpr200_gpio_keys_data);
 288
 289         platform_add_devices(devices, ARRAY_SIZE(devices));
 290
 291         if (0 != gpio_request(GPIO_LCDPWR, "LCDPWR"))
 292                 printk(KERN_WARNING "vpr200: Couldn't get LCDPWR gpio\n");
 293         else
 294                 gpio_direction_output(GPIO_LCDPWR, 0);
 295
 296         if (0 != gpio_request(GPIO_PMIC_INT, "PMIC_INT"))
 297                 printk(KERN_WARNING "vpr200: Couldn't get PMIC_INT gpio\n");
 298         else
 299                 gpio_direction_input(GPIO_PMIC_INT);
 300
 301         vpr200_i2c_devices[1].irq = gpio_to_irq(GPIO_PMIC_INT);
 302         i2c_register_board_info(0, vpr200_i2c_devices,
 303                         ARRAY_SIZE(vpr200_i2c_devices));
 304
 305         imx35_add_imx_i2c0(&vpr200_i2c0_data);
 306 }
 307
 308 static void __init vpr200_timer_init(void)
 309 {
 310         mx35_clocks_init();
 311 }
 312
 313 MACHINE_START(VPR200, "VPR200")
 314         /* Maintainer: Creative Product Design */
 315         .map_io = mx35_map_io,
 316         .init_early = imx35_init_early,
 317         .init_irq = mx35_init_irq,
 318         .init_time = vpr200_timer_init,
 319         .init_machine = vpr200_board_init,
 320         .init_late      = vpr200_late_init,
 321         .restart        = mxc_restart,
 322 MACHINE_END