/*
   * Copyright 2009 Freescale Semiconductor, Inc. All Rights Reserved.
   * Copyright (C) 2009 Marc Kleine-Budde, Pengutronix
   * Copyright 2010 Creative Product Design
   *
   * Derived from mx35 3stack.
   * Original author: Fabio Estevam <fabio.estevam@freescale.com>
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation; either version 2 of the License, or
   * (at your option) any later version.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   */
  
  #include <linux/types.h>
  #include <linux/init.h>
  #include <linux/platform_device.h>
  #include <linux/mtd/physmap.h>
  #include <linux/memory.h>
  #include <linux/gpio.h>
  
  #include <asm/mach-types.h>
  #include <asm/mach/arch.h>
  #include <asm/mach/time.h>
  
  #include <linux/i2c.h>
  #include <linux/platform_data/at24.h>
  #include <linux/mfd/mc13xxx.h>
  
  #include "common.h"
  #include "devices-imx35.h"
  #include "hardware.h"
  #include "iomux-mx35.h"
  
  #define GPIO_LCDPWR	IMX_GPIO_NR(1, 2)
  #define GPIO_PMIC_INT	IMX_GPIO_NR(2, 0)
  
  #define GPIO_BUTTON1	IMX_GPIO_NR(1, 4)
  #define GPIO_BUTTON2	IMX_GPIO_NR(1, 5)
  #define GPIO_BUTTON3	IMX_GPIO_NR(1, 7)
  #define GPIO_BUTTON4	IMX_GPIO_NR(1, 8)
  #define GPIO_BUTTON5	IMX_GPIO_NR(1, 9)
  #define GPIO_BUTTON6	IMX_GPIO_NR(1, 10)
  #define GPIO_BUTTON7	IMX_GPIO_NR(1, 11)
  #define GPIO_BUTTON8	IMX_GPIO_NR(1, 12)
  
  static const struct fb_videomode fb_modedb[] = {
  	{
  		/* 800x480 @ 60 Hz */
  		.name		= "PT0708048",
  		.refresh	= 60,
  		.xres		= 800,
  		.yres		= 480,
  		.pixclock	= KHZ2PICOS(33260),
  		.left_margin	= 50,
  		.right_margin	= 156,
  		.upper_margin	= 10,
  		.lower_margin	= 10,
  		.hsync_len	= 1,	/* note: DE only display */
  		.vsync_len	= 1,	/* note: DE only display */
  		.sync		= FB_SYNC_CLK_IDLE_EN | FB_SYNC_OE_ACT_HIGH,
  		.vmode		= FB_VMODE_NONINTERLACED,
  		.flag		= 0,
  	}, {
  		/* 800x480 @ 60 Hz */
  		.name		= "CTP-CLAA070LC0ACW",
  		.refresh	= 60,
  		.xres		= 800,
  		.yres		= 480,
  		.pixclock	= KHZ2PICOS(27000),
  		.left_margin	= 50,
  		.right_margin	= 50,	/* whole line should have 900 clocks */
  		.upper_margin	= 10,
  		.lower_margin	= 10,	/* whole frame should have 500 lines */
  		.hsync_len	= 1,	/* note: DE only display */
  		.vsync_len	= 1,	/* note: DE only display */
  		.sync		= FB_SYNC_CLK_IDLE_EN | FB_SYNC_OE_ACT_HIGH,
  		.vmode		= FB_VMODE_NONINTERLACED,
  		.flag		= 0,
  	}
  };
  
  static struct mx3fb_platform_data mx3fb_pdata __initdata = {
  	.name		= "PT0708048",
  	.mode		= fb_modedb,
  	.num_modes	= ARRAY_SIZE(fb_modedb),
  };
  
  static struct physmap_flash_data vpr200_flash_data = {
  	.width  = 2,
  };
  
  static struct resource vpr200_flash_resource = {
  	.start	= MX35_CS0_BASE_ADDR,
  	.end	= MX35_CS0_BASE_ADDR + SZ_64M - 1,
  	.flags	= IORESOURCE_MEM,
  };
  
  static struct platform_device vpr200_flash = {
  	.name	= "physmap-flash",
  	.id	= 0,
  	.dev	= {
  		.platform_data  = &vpr200_flash_data,
  	},
  	.resource = &vpr200_flash_resource,
  	.num_resources = 1,
  };
  
  static const struct mxc_nand_platform_data
  		vpr200_nand_board_info __initconst = {
  	.width = 1,
  	.hw_ecc = 1,
  	.flash_bbt = 1,
  };
  
  #define VPR_KEY_DEBOUNCE	500
  static struct gpio_keys_button vpr200_gpio_keys_table[] = {
  	{KEY_F2, GPIO_BUTTON1, 1, "vpr-keys: F2", 0, VPR_KEY_DEBOUNCE},
  	{KEY_F3, GPIO_BUTTON2, 1, "vpr-keys: F3", 0, VPR_KEY_DEBOUNCE},
  	{KEY_F4, GPIO_BUTTON3, 1, "vpr-keys: F4", 0, VPR_KEY_DEBOUNCE},
  	{KEY_F5, GPIO_BUTTON4, 1, "vpr-keys: F5", 0, VPR_KEY_DEBOUNCE},
  	{KEY_F6, GPIO_BUTTON5, 1, "vpr-keys: F6", 0, VPR_KEY_DEBOUNCE},
  	{KEY_F7, GPIO_BUTTON6, 1, "vpr-keys: F7", 0, VPR_KEY_DEBOUNCE},
  	{KEY_F8, GPIO_BUTTON7, 1, "vpr-keys: F8", 1, VPR_KEY_DEBOUNCE},
  	{KEY_F9, GPIO_BUTTON8, 1, "vpr-keys: F9", 1, VPR_KEY_DEBOUNCE},
  };
  
  static const struct gpio_keys_platform_data
  		vpr200_gpio_keys_data __initconst = {
  	.buttons = vpr200_gpio_keys_table,
  	.nbuttons = ARRAY_SIZE(vpr200_gpio_keys_table),
  };
  
  static struct mc13xxx_platform_data vpr200_pmic = {
  	.flags = MC13XXX_USE_ADC | MC13XXX_USE_TOUCHSCREEN,
  };
  
  static const struct imxi2c_platform_data vpr200_i2c0_data __initconst = {
  	.bitrate = 50000,
  };
  
  static struct at24_platform_data vpr200_eeprom = {
  	.byte_len = 2048 / 8,
  	.page_size = 1,
  };
  
  static struct i2c_board_info vpr200_i2c_devices[] = {
  	{
  		I2C_BOARD_INFO("at24", 0x50), /* E0=0, E1=0, E2=0 */
  		.platform_data = &vpr200_eeprom,
  	}, {
  		I2C_BOARD_INFO("mc13892", 0x08),
  		.platform_data = &vpr200_pmic,
  		/* irq number is run-time assigned */
  	}
  };
  
  static iomux_v3_cfg_t vpr200_pads[] = {
  	/* UART1 */
  	MX35_PAD_TXD1__UART1_TXD_MUX,
  	MX35_PAD_RXD1__UART1_RXD_MUX,
  	/* UART3 */
  	MX35_PAD_ATA_DATA10__UART3_RXD_MUX,
  	MX35_PAD_ATA_DATA11__UART3_TXD_MUX,
  	/* FEC */
  	MX35_PAD_FEC_TX_CLK__FEC_TX_CLK,
  	MX35_PAD_FEC_RX_CLK__FEC_RX_CLK,
  	MX35_PAD_FEC_RX_DV__FEC_RX_DV,
  	MX35_PAD_FEC_COL__FEC_COL,
  	MX35_PAD_FEC_RDATA0__FEC_RDATA_0,
  	MX35_PAD_FEC_TDATA0__FEC_TDATA_0,
  	MX35_PAD_FEC_TX_EN__FEC_TX_EN,
  	MX35_PAD_FEC_MDC__FEC_MDC,
  	MX35_PAD_FEC_MDIO__FEC_MDIO,
  	MX35_PAD_FEC_TX_ERR__FEC_TX_ERR,
  	MX35_PAD_FEC_RX_ERR__FEC_RX_ERR,
  	MX35_PAD_FEC_CRS__FEC_CRS,
  	MX35_PAD_FEC_RDATA1__FEC_RDATA_1,
  	MX35_PAD_FEC_TDATA1__FEC_TDATA_1,
  	MX35_PAD_FEC_RDATA2__FEC_RDATA_2,
  	MX35_PAD_FEC_TDATA2__FEC_TDATA_2,
  	MX35_PAD_FEC_RDATA3__FEC_RDATA_3,
  	MX35_PAD_FEC_TDATA3__FEC_TDATA_3,
  	/* Display */
  	MX35_PAD_LD0__IPU_DISPB_DAT_0,
  	MX35_PAD_LD1__IPU_DISPB_DAT_1,
  	MX35_PAD_LD2__IPU_DISPB_DAT_2,
  	MX35_PAD_LD3__IPU_DISPB_DAT_3,
  	MX35_PAD_LD4__IPU_DISPB_DAT_4,
  	MX35_PAD_LD5__IPU_DISPB_DAT_5,
  	MX35_PAD_LD6__IPU_DISPB_DAT_6,
  	MX35_PAD_LD7__IPU_DISPB_DAT_7,
  	MX35_PAD_LD8__IPU_DISPB_DAT_8,
  	MX35_PAD_LD9__IPU_DISPB_DAT_9,
  	MX35_PAD_LD10__IPU_DISPB_DAT_10,
  	MX35_PAD_LD11__IPU_DISPB_DAT_11,
  	MX35_PAD_LD12__IPU_DISPB_DAT_12,
  	MX35_PAD_LD13__IPU_DISPB_DAT_13,
  	MX35_PAD_LD14__IPU_DISPB_DAT_14,
  	MX35_PAD_LD15__IPU_DISPB_DAT_15,
  	MX35_PAD_LD16__IPU_DISPB_DAT_16,
  	MX35_PAD_LD17__IPU_DISPB_DAT_17,
  	MX35_PAD_D3_FPSHIFT__IPU_DISPB_D3_CLK,
  	MX35_PAD_D3_DRDY__IPU_DISPB_D3_DRDY,
  	MX35_PAD_CONTRAST__IPU_DISPB_CONTR,
  	/* LCD Enable */
  	MX35_PAD_D3_VSYNC__GPIO1_2,
  	/* USBOTG */
  	MX35_PAD_USBOTG_PWR__USB_TOP_USBOTG_PWR,
  	MX35_PAD_USBOTG_OC__USB_TOP_USBOTG_OC,
  	/* SDCARD */
  	MX35_PAD_SD1_CMD__ESDHC1_CMD,
  	MX35_PAD_SD1_CLK__ESDHC1_CLK,
  	MX35_PAD_SD1_DATA0__ESDHC1_DAT0,
  	MX35_PAD_SD1_DATA1__ESDHC1_DAT1,
  	MX35_PAD_SD1_DATA2__ESDHC1_DAT2,
  	MX35_PAD_SD1_DATA3__ESDHC1_DAT3,
  	/* PMIC */
  	MX35_PAD_GPIO2_0__GPIO2_0,
  	/* GPIO keys */
  	MX35_PAD_SCKR__GPIO1_4,
  	MX35_PAD_COMPARE__GPIO1_5,
  	MX35_PAD_SCKT__GPIO1_7,
  	MX35_PAD_FST__GPIO1_8,
  	MX35_PAD_HCKT__GPIO1_9,
  	MX35_PAD_TX5_RX0__GPIO1_10,
  	MX35_PAD_TX4_RX1__GPIO1_11,
  	MX35_PAD_TX3_RX2__GPIO1_12,
  };
  
  /* USB Device config */
  static const struct fsl_usb2_platform_data otg_device_pdata __initconst = {
  	.operating_mode	= FSL_USB2_DR_DEVICE,
  	.phy_mode	= FSL_USB2_PHY_UTMI,
  	.workaround	= FLS_USB2_WORKAROUND_ENGCM09152,
  };
  
  static int vpr200_usbh_init(struct platform_device *pdev)
  {
  	return mx35_initialize_usb_hw(pdev->id,
  			MXC_EHCI_INTERFACE_SINGLE_UNI | MXC_EHCI_INTERNAL_PHY);
  }
  
  /* USB HOST config */
  static const struct mxc_usbh_platform_data usb_host_pdata __initconst = {
  	.init = vpr200_usbh_init,
  	.portsc = MXC_EHCI_MODE_SERIAL,
  };
  
  static struct platform_device *devices[] __initdata = {
  	&vpr200_flash,
  };
  
  /*
   * Board specific initialization.
   */
  static void __init vpr200_board_init(void)
  {
  	imx35_soc_init();
  
  	mxc_iomux_v3_setup_multiple_pads(vpr200_pads, ARRAY_SIZE(vpr200_pads));
  
  	imx35_add_fec(NULL);
  	imx35_add_imx2_wdt();
  	imx_add_gpio_keys(&vpr200_gpio_keys_data);
  
  	platform_add_devices(devices, ARRAY_SIZE(devices));
  
  	if (0 != gpio_request(GPIO_LCDPWR, "LCDPWR"))
  		printk(KERN_WARNING "vpr200: Couldn't get LCDPWR gpio
  ");
  	else
  		gpio_direction_output(GPIO_LCDPWR, 0);
  
  	if (0 != gpio_request(GPIO_PMIC_INT, "PMIC_INT"))
  		printk(KERN_WARNING "vpr200: Couldn't get PMIC_INT gpio
  ");
  	else
  		gpio_direction_input(GPIO_PMIC_INT);
  
  	imx35_add_imx_uart0(NULL);
  	imx35_add_imx_uart2(NULL);
  
  	imx35_add_ipu_core();
  	imx35_add_mx3_sdc_fb(&mx3fb_pdata);
  
  	imx35_add_fsl_usb2_udc(&otg_device_pdata);
  	imx35_add_mxc_ehci_hs(&usb_host_pdata);
  
  	imx35_add_mxc_nand(&vpr200_nand_board_info);
  	imx35_add_sdhci_esdhc_imx(0, NULL);
  
  	vpr200_i2c_devices[1].irq = gpio_to_irq(GPIO_PMIC_INT);
  	i2c_register_board_info(0, vpr200_i2c_devices,
  			ARRAY_SIZE(vpr200_i2c_devices));
  
  	imx35_add_imx_i2c0(&vpr200_i2c0_data);
  }
  
  static void __init vpr200_timer_init(void)
  {
  	mx35_clocks_init();
  }
  
  MACHINE_START(VPR200, "VPR200")
  	/* Maintainer: Creative Product Design */
  	.map_io = mx35_map_io,
  	.init_early = imx35_init_early,
  	.init_irq = mx35_init_irq,
  	.handle_irq = imx35_handle_irq,
  	.init_time = vpr200_timer_init,
  	.init_machine = vpr200_board_init,
  	.restart	= mxc_restart,
  MACHINE_END