aiot/efElectricAgingTrendMining/analysisOfEnvironmentalFactors/synchronousMemoryDatabase.c

/*
 * Copyright (C) 2009 Integration Software and Electronic Engineering.
 *
 * Modified from mach-omap2/board-generic.c
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/err.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/gpio.h>
#include <linux/interrupt.h>
#include <linux/input.h>

#include <linux/regulator/machine.h>
#include <linux/regulator/fixed.h>
#include <linux/i2c/twl.h>
#include <linux/mmc/host.h>

#include <linux/mtd/nand.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>

#include <video/omapdss.h>
#include <video/omap-panel-tfp410.h>
#include <linux/platform_data/mtd-onenand-omap2.h>

#include "common.h"
#include "gpmc.h"
#include "mux.h"
#include "hsmmc.h"
#include "sdram-numonyx-m65kxxxxam.h"
#include "common-board-devices.h"
#include "board-flash.h"
#include "control.h"
#include "gpmc-onenand.h"

#define IGEP2_SMSC911X_CS       5
#define IGEP2_SMSC911X_GPIO     176
#define IGEP2_GPIO_USBH_NRESET  24
#define IGEP2_GPIO_LED0_GREEN   26
#define IGEP2_GPIO_LED0_RED     27
#define IGEP2_GPIO_LED1_RED     28
#define IGEP2_GPIO_DVI_PUP      170

#define IGEP2_RB_GPIO_WIFI_NPD     94
#define IGEP2_RB_GPIO_WIFI_NRESET  95
#define IGEP2_RB_GPIO_BT_NRESET    137
#define IGEP2_RC_GPIO_WIFI_NPD     138
#define IGEP2_RC_GPIO_WIFI_NRESET  139
#define IGEP2_RC_GPIO_BT_NRESET    137

#define IGEP3_GPIO_LED0_GREEN	54
#define IGEP3_GPIO_LED0_RED	53
#define IGEP3_GPIO_LED1_RED	16
#define IGEP3_GPIO_USBH_NRESET  183

#define IGEP_SYSBOOT_MASK           0x1f
#define IGEP_SYSBOOT_NAND           0x0f
#define IGEP_SYSBOOT_ONENAND        0x10

/*
 * IGEP2 Hardware Revision Table
 *
 *  --------------------------------------------------------------------------
 * | Id. | Hw Rev.            | HW0 (28) | WIFI_NPD | WIFI_NRESET | BT_NRESET |
 *  --------------------------------------------------------------------------
 * |  0  | B                  |   high   |  gpio94  |   gpio95    |     -     |
 * |  0  | B/C (B-compatible) |   high   |  gpio94  |   gpio95    |  gpio137  |
 * |  1  | C                  |   low    |  gpio138 |   gpio139   |  gpio137  |
 *  --------------------------------------------------------------------------
 */

#define IGEP2_BOARD_HWREV_B	0
#define IGEP2_BOARD_HWREV_C	1
#define IGEP3_BOARD_HWREV	2

static u8 hwrev;

static void __init igep2_get_revision(void)
{
	u8 ret;

	if (machine_is_igep0030()) {
		hwrev = IGEP3_BOARD_HWREV;
		return;
	}

	omap_mux_init_gpio(IGEP2_GPIO_LED1_RED, OMAP_PIN_INPUT);

	if (gpio_request_one(IGEP2_GPIO_LED1_RED, GPIOF_IN, "GPIO_HW0_REV")) {
		pr_warning("IGEP2: Could not obtain gpio GPIO_HW0_REV\n");
		pr_err("IGEP2: Unknown Hardware Revision\n");
		return;
	}

	ret = gpio_get_value(IGEP2_GPIO_LED1_RED);
	if (ret == 0) {
		pr_info("IGEP2: Hardware Revision C (B-NON compatible)\n");
		hwrev = IGEP2_BOARD_HWREV_C;
	} else if (ret ==  1) {
		pr_info("IGEP2: Hardware Revision B/C (B compatible)\n");
		hwrev = IGEP2_BOARD_HWREV_B;
	} else {
		pr_err("IGEP2: Unknown Hardware Revision\n");
		hwrev = -1;
	}

	gpio_free(IGEP2_GPIO_LED1_RED);
}

#if defined(CONFIG_MTD_ONENAND_OMAP2) ||		\
	defined(CONFIG_MTD_ONENAND_OMAP2_MODULE) ||	\
	defined(CONFIG_MTD_NAND_OMAP2) ||		\
	defined(CONFIG_MTD_NAND_OMAP2_MODULE)

#define ONENAND_MAP             0x20000000

/* NAND04GR4E1A ( x2 Flash built-in COMBO POP MEMORY )
 * Since the device is equipped with two DataRAMs, and two-plane NAND
 * Flash memory array, these two component enables simultaneous program
 * of 4KiB. Plane1 has only even blocks such as block0, block2, block4
 * while Plane2 has only odd blocks such as block1, block3, block5.
 * So MTD regards it as 4KiB page size and 256KiB block size 64*(2*2048)
 */

static struct mtd_partition igep_flash_partitions[] = {
	{
		.name           = "X-Loader",
		.offset         = 0,
		.size           = 2 * (64*(2*2048))
	},
	{
		.name           = "U-Boot",
		.offset         = MTDPART_OFS_APPEND,
		.size           = 6 * (64*(2*2048)),
	},
	{
		.name           = "Environment",
		.offset         = MTDPART_OFS_APPEND,
		.size           = 2 * (64*(2*2048)),
	},
	{
		.name           = "Kernel",
		.offset         = MTDPART_OFS_APPEND,
		.size           = 12 * (64*(2*2048)),
	},
	{
		.name           = "File System",
		.offset         = MTDPART_OFS_APPEND,
		.size           = MTDPART_SIZ_FULL,
	},
};

static inline u32 igep_get_sysboot_value(void)
{
	return omap_ctrl_readl(OMAP343X_CONTROL_STATUS) & IGEP_SYSBOOT_MASK;
}

static void __init igep_flash_init(void)
{
	u32 mux;
	mux = igep_get_sysboot_value();

	if (mux == IGEP_SYSBOOT_NAND) {
		pr_info("IGEP: initializing NAND memory device\n");
		board_nand_init(igep_flash_partitions,
				ARRAY_SIZE(igep_flash_partitions),
				0, NAND_BUSWIDTH_16, nand_default_timings);
	} else if (mux == IGEP_SYSBOOT_ONENAND) {
		pr_info("IGEP: initializing OneNAND memory device\n");
		board_onenand_init(igep_flash_partitions,
				   ARRAY_SIZE(igep_flash_partitions), 0);
	} else {
		pr_err("IGEP: Flash: unsupported sysboot sequence found\n");
	}
}

#else
static void __init igep_flash_init(void) {}
#endif

#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)

#include <linux/smsc911x.h>
#include "gpmc-smsc911x.h"

static struct omap_smsc911x_platform_data smsc911x_cfg = {
	.cs             = IGEP2_SMSC911X_CS,
	.gpio_irq       = IGEP2_SMSC911X_GPIO,
	.gpio_reset     = -EINVAL,
	.flags		= SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS,
};

static inline void __init igep2_init_smsc911x(void)
{
	gpmc_smsc911x_init(&smsc911x_cfg);
}

#else
static inline void __init igep2_init_smsc911x(void) { }
#endif

static struct regulator_consumer_supply igep_vmmc1_supply[] = {
	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
};

/* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
static struct regulator_init_data igep_vmmc1 = {
	.constraints = {
		.min_uV			= 1850000,
		.max_uV			= 3150000,
		.valid_modes_mask	= REGULATOR_MODE_NORMAL
					| REGULATOR_MODE_STANDBY,
		.valid_ops_mask		= REGULATOR_CHANGE_VOLTAGE
					| REGULATOR_CHANGE_MODE
					| REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies  = ARRAY_SIZE(igep_vmmc1_supply),
	.consumer_supplies      = igep_vmmc1_supply,
};

static struct regulator_consumer_supply igep_vio_supply[] = {
	REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.1"),
};

static struct regulator_init_data igep_vio = {
	.constraints = {
		.min_uV			= 1800000,
		.max_uV			= 1800000,
		.apply_uV		= 1,
		.valid_modes_mask	= REGULATOR_MODE_NORMAL
					| REGULATOR_MODE_STANDBY,
		.valid_ops_mask		= REGULATOR_CHANGE_VOLTAGE
					| REGULATOR_CHANGE_MODE
					| REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies  = ARRAY_SIZE(igep_vio_supply),
	.consumer_supplies      = igep_vio_supply,
};

static struct regulator_consumer_supply igep_vmmc2_supply[] = {
	REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"),
};

static struct regulator_init_data igep_vmmc2 = {
	.constraints		= {
		.valid_modes_mask	= REGULATOR_MODE_NORMAL,
		.always_on		= 1,
	},
	.num_consumer_supplies	= ARRAY_SIZE(igep_vmmc2_supply),
	.consumer_supplies	= igep_vmmc2_supply,
};

static struct fixed_voltage_config igep_vwlan = {
	.supply_name		= "vwlan",
	.microvolts		= 3300000,
	.gpio			= -EINVAL,
	.enabled_at_boot	= 1,
	.init_data		= &igep_vmmc2,
};

static struct platform_device igep_vwlan_device = {
	.name		= "reg-fixed-voltage",
	.id		= 0,
	.dev = {
		.platform_data	= &igep_vwlan,
	},
};

static struct omap2_hsmmc_info mmc[] = {
	{
		.mmc		= 1,
		.caps		= MMC_CAP_4_BIT_DATA,
		.gpio_cd	= -EINVAL,
		.gpio_wp	= -EINVAL,
		.deferred	= true,
	},
#if defined(CONFIG_LIBERTAS_SDIO) || defined(CONFIG_LIBERTAS_SDIO_MODULE)
	{
		.mmc		= 2,
		.caps		= MMC_CAP_4_BIT_DATA,
		.gpio_cd	= -EINVAL,
		.gpio_wp	= -EINVAL,
	},
#endif
	{}      /* Terminator */
};

#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
#include <linux/leds.h>

static struct gpio_led igep_gpio_leds[] = {
	[0] = {
		.name			= "gpio-led:red:d0",
		.default_trigger	= "default-off"
	},
	[1] = {
		.name			= "gpio-led:green:d0",
		.default_trigger	= "default-off",
	},
	[2] = {
		.name			= "gpio-led:red:d1",
		.default_trigger	= "default-off",
	},
	[3] = {
		.name			= "gpio-led:green:d1",
		.default_trigger	= "heartbeat",
		.gpio			= -EINVAL, /* gets replaced */
		.active_low		= 1,
	},
};

static struct gpio_led_platform_data igep_led_pdata = {
	.leds           = igep_gpio_leds,
	.num_leds       = ARRAY_SIZE(igep_gpio_leds),
};

static struct platform_device igep_led_device = {
	 .name   = "leds-gpio",
	 .id     = -1,
	 .dev    = {
		 .platform_data  =  &igep_led_pdata,
	},
};

static void __init igep_leds_init(void)
{
	if (machine_is_igep0020()) {
		igep_gpio_leds[0].gpio = IGEP2_GPIO_LED0_RED;
		igep_gpio_leds[1].gpio = IGEP2_GPIO_LED0_GREEN;
		igep_gpio_leds[2].gpio = IGEP2_GPIO_LED1_RED;
	} else {
		igep_gpio_leds[0].gpio = IGEP3_GPIO_LED0_RED;
		igep_gpio_leds[1].gpio = IGEP3_GPIO_LED0_GREEN;
		igep_gpio_leds[2].gpio = IGEP3_GPIO_LED1_RED;
	}

	platform_device_register(&igep_led_device);
}

#else
static struct gpio igep_gpio_leds[] __initdata = {
	{ -EINVAL,	GPIOF_OUT_INIT_LOW, "gpio-led:red:d0"   },
	{ -EINVAL,	GPIOF_OUT_INIT_LOW, "gpio-led:green:d0" },
	{ -EINVAL,	GPIOF_OUT_INIT_LOW, "gpio-led:red:d1"   },
};

static inline void igep_leds_init(void)
{
	int i;

	if (machine_is_igep0020()) {
		igep_gpio_leds[0].gpio = IGEP2_GPIO_LED0_RED;
		igep_gpio_leds[1].gpio = IGEP2_GPIO_LED0_GREEN;
		igep_gpio_leds[2].gpio = IGEP2_GPIO_LED1_RED;
	} else {
		igep_gpio_leds[0].gpio = IGEP3_GPIO_LED0_RED;
		igep_gpio_leds[1].gpio = IGEP3_GPIO_LED0_GREEN;
		igep_gpio_leds[2].gpio = IGEP3_GPIO_LED1_RED;