#include <linux/wait.h>
#include <linux/delay.h>
#include <linux/gpio.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/fs.h>
#include <linux/slab.h>
#include <linux/init.h>
#include <linux/list.h>
#include <linux/irq.h>
#include <linux/jiffies.h>
#include <linux/uaccess.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <linux/miscdevice.h>
#include <linux/spinlock.h>

#include <mach/hardware.h>

#include <linux/spi/spi.h>
#include <mach/wmt_iomux.h>

#define wmt_spi_lcd_err(fmt, args...)           printk("[%s-%d] %s: " fmt, __FILE__,__LINE__,__FUNCTION__, ## args)
#define wmt_spi_lcd_printk(fmt, ...)            wmt_spi_lcd_err(fmt, ##__VA_ARGS__)

#define WMT_SPI_READ_BUF_MAX_LEN                200
#define WMT_SPI_LCD_SPI_MODE                    SPI_MODE_0

#define WMT_SPI_LCD_A0_PIN                      WMT_PIN_GP1_GPIO10

#define WMT_LCD_POWER_PIN                       WMT_PIN_GP0_GPIO0
#define WMT_WIFI_POWER_PIN                      WMT_PIN_GP1_GPIO14
#define WMT_AIT_POWER_PIN                       WMT_PIN_GP1_GPIO12
#define WMT_PRINT_POWER_PIN                     WMT_PIN_GP62_WAKEUP4
#define WMT_OTG_PRINT_SWITCH_PIN                WMT_PIN_GP21_HDMIDCSDA

#if 0
typedef enum{
    WMT_SPI_LCD_STATE_NULL,
    WMT_SPI_LCD_STATE_HAPPY,
    WMT_SPI_LCD_STATE_SUN,
    WMT_SPI_LCD_STATE_CLOUDY,
    WMT_SPI_LCD_STATE_SAD,
    WMT_SPI_LCD_STATE_PRINT,
    WMT_SPI_LCD_STATE_MESSAGE,
    WMT_SPI_LCD_STATE_MAX
}wmt_sub_lcd_state;
#endif
#define WMT_SPI_LCD_IOCTL_MAGIC         0x11
#define WMT_SPI_LCD_STATE_HAPPY         _IOW(WMT_SPI_LCD_IOCTL_MAGIC, 0, int)
#define WMT_SPI_LCD_STATE_SUN           _IOW(WMT_SPI_LCD_IOCTL_MAGIC, 1, int)
#define WMT_SPI_LCD_STATE_CLOUDY        _IOW(WMT_SPI_LCD_IOCTL_MAGIC, 2, int)
#define WMT_SPI_LCD_STATE_SAD           _IOW(WMT_SPI_LCD_IOCTL_MAGIC, 3, int)
#define WMT_SPI_LCD_STATE_PRINT         _IOW(WMT_SPI_LCD_IOCTL_MAGIC, 4, int)
#define WMT_SPI_LCD_STATE_MESSAGE       _IOW(WMT_SPI_LCD_IOCTL_MAGIC, 5, int)

#define WMT_WIFI_POWER                  _IOW(WMT_SPI_LCD_IOCTL_MAGIC, 20, int)
#define WMT_AIT_POWER                   _IOW(WMT_SPI_LCD_IOCTL_MAGIC, 21, int)
#define WMT_PRINT_POWER                 _IOW(WMT_SPI_LCD_IOCTL_MAGIC, 22, int)
#define WMT_SWITCH_OTG_PRINT            _IOW(WMT_SPI_LCD_IOCTL_MAGIC, 23, int)

#define WMT_GET_LCD_POWER               _IOW(WMT_SPI_LCD_IOCTL_MAGIC, 30, int)
#define WMT_GET_WIFI_POWER              _IOW(WMT_SPI_LCD_IOCTL_MAGIC, 31, int)
#define WMT_GET_AIT_POWER               _IOW(WMT_SPI_LCD_IOCTL_MAGIC, 32, int)
#define WMT_GET_PRINT_POWER             _IOW(WMT_SPI_LCD_IOCTL_MAGIC, 33, int)
#define WMT_GET_OTG_PRINT_STATE         _IOW(WMT_SPI_LCD_IOCTL_MAGIC, 34, int)

static int wmt_sub_lcd_display_state=WMT_SPI_LCD_STATE_HAPPY;

struct wmt_spi_lcd_dev  {
    wait_queue_head_t   read_wq;
    struct mutex        read_mutex;
    struct spi_device   *spi;
    struct miscdevice   sub_lcd_misc_device;
    struct              kobject *kobj;
    bool            irq_enabled;
    spinlock_t      irq_enabled_lock;
    int lcd_val;
    int wifi_val;
    int ait_val;
    int print_val;
    int otg_print_state;
};

struct wmt_spi_lcd_dev *wmt_spi_lcd_pContext;

const char wmt_spi_lcd_display_happy[][64]={
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xC0,0xC0,0xE0,
    0xF0,0xF0,0xF8,0xF8,0xF8,0x7C,0x7C,0x7C,0x3E,0x3E,0x3E,0x3E,0x1E,0x1F,0x1F,0x1F,
    0x1F,0x1F,0x1F,0x1E,0x3E,0x3E,0x3E,0x3E,0x7E,0x7C,0x7C,0xFC,0xF8,0xF8,0xF0,0xF0,
    0xE0,0xC0,0xC0,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x80,0xE0,0xF0,0xF8,0xFC,0xFE,0x7F,0x3F,0x1F,0x0F,0x07,
    0x03,0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x03,
    0x07,0x0F,0x0F,0x1F,0x3F,0xFE,0xFC,0xF8,0xF0,0xE0,0xC0,0x00,0x00,0x00,0x00,0x00,
    0x00,0x80,0xF0,0xFC,0xFF,0xFF,0xFF,0x1F,0x07,0x01,0x00,0x00,0x00,0x00,0x00,0x00,
    0xC0,0xF0,0xF0,0xF8,0xF8,0xF8,0xF8,0xF8,0xF8,0xF0,0xE0,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0xC0,0xF0,0xF8,0xF8,0xF8,0xF8,0xF8,0xF8,0xF8,0xF0,0xE0,
    0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x07,0x1F,0x7F,0xFF,0xFF,0xFC,0xF0,0x80,0x00,
    0xF0,0xFF,0xFF,0xFF,0xFF,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x07,0x1F,0x1F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x1F,0x0F,0x01,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x0F,0x1F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x1F,0x0F,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,0xFF,0xFF,0xFF,0xFF,0xF8,
    0x0F,0xFF,0xFF,0xFF,0xFF,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xC0,0xFF,0xFF,0xFF,0xFF,0x3F,
    0x00,0x01,0x0F,0x3F,0xFF,0xFF,0xFE,0xF8,0xE0,0x80,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x07,0x0F,0x3F,0x7F,0x7F,0xFC,0xF8,0xF0,0xF0,0xE0,0xE0,0xE0,0xE0,
    0xE0,0xE0,0xE0,0xF0,0xF0,0xF8,0xFC,0x7F,0x7F,0x3F,0x0F,0x07,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xC0,0xF0,0xFE,0xFF,0xFF,0x7F,0x1F,0x03,0x00,
    0x00,0x00,0x00,0x00,0x00,0x03,0x07,0x0F,0x3F,0x7F,0xFF,0xFC,0xF8,0xF0,0xE0,0xC0,
    0xC0,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x03,0x03,0x03,0x03,0x03,
    0x03,0x03,0x03,0x03,0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xC0,
    0xC0,0xE0,0xF0,0xF8,0xFC,0xFE,0x7F,0x3F,0x1F,0x07,0x03,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x03,0x07,0x07,
    0x0F,0x1F,0x1F,0x3F,0x3E,0x3E,0x7E,0x7C,0x7C,0x7C,0xF8,0xF8,0xF8,0xF8,0xF8,0xF8,
    0xF8,0xF8,0xF8,0xF8,0xF8,0xF8,0x7C,0x7C,0x7C,0x7C,0x3E,0x3E,0x3F,0x1F,0x1F,0x0F,
    0x0F,0x07,0x03,0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
};

char wmt_spi_lcd_display_sad[][64]={
    /* ͼÏñ C:\Users\admin\Desktop\androd camera\yuhao\sad.bmp   64x64   */
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xC0,0xE0,0xE0,
    0xF0,0xF0,0xF8,0xF8,0x7C,0x7C,0x7E,0x3E,0x3E,0x3E,0x1E,0x1F,0x1F,0x1F,0x1F,0x1F,
    0x1F,0x1F,0x1F,0x1F,0x1F,0x1E,0x3E,0x3E,0x3E,0x7E,0x7C,0x7C,0xF8,0xF8,0xF0,0xF0,
    0xE0,0xE0,0xC0,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0xC0,0xE0,0xF0,0xFC,0xFE,0xFF,0x3F,0x1F,0x0F,0x07,0x07,
    0x03,0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x03,
    0x07,0x07,0x0F,0x1F,0x3F,0xFF,0xFE,0xFC,0xF0,0xE0,0xC0,0x00,0x00,0x00,0x00,0x00,
    0x00,0xC0,0xF0,0xFC,0xFF,0xFF,0x7F,0x0F,0x07,0x01,0x00,0x00,0x00,0x00,0x00,0x00,
    0xE0,0xF0,0xF8,0xF8,0xFC,0xFC,0xFC,0xF8,0xF8,0xF0,0xE0,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0xE0,0xF0,0xF8,0xF8,0xFC,0xFC,0xFC,0xF8,0xF8,0xF0,0xE0,
    0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x07,0x0F,0x7F,0xFF,0xFF,0xFC,0xF0,0xC0,0x00,
    0xF8,0xFF,0xFF,0xFF,0xFF,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x07,0x1F,0x1F,0x3F,0x3F,0x3F,0x3F,0x3F,0x1F,0x1F,0x07,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x07,0x1F,0x1F,0x3F,0x3F,0x3F,0x3F,0x3F,0x1F,0x1F,0x07,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x03,0xFF,0xFF,0xFF,0xFF,0xF8,
    0x1F,0xFF,0xFF,0xFF,0xFF,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xC0,0xC0,0xC0,0xE0,0xE0,0xE0,0xE0,
    0xE0,0xE0,0xC0,0xC0,0xC0,0x80,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xC0,0xFF,0xFF,0xFF,0xFF,0x1F,
    0x00,0x03,0x0F,0x3F,0xFF,0xFF,0xFE,0xF0,0xE0,0x80,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x40,0xF0,0xFC,0xFE,0xFF,0x7F,0x1F,0x0F,0x07,0x07,0x03,0x03,0x03,0x03,
    0x03,0x03,0x07,0x07,0x0F,0x1F,0x3F,0xFF,0xFE,0xFC,0xF8,0x60,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xE0,0xF0,0xFE,0xFF,0xFF,0x3F,0x0F,0x03,0x00,
    0x00,0x00,0x00,0x00,0x00,0x03,0x07,0x0F,0x3F,0x7F,0xFE,0xFC,0xF8,0xF0,0xE0,0xC0,
    0xC0,0x80,0x00,0x00,0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x00,0x00,0x00,0x00,0x80,0xC0,
    0xC0,0xE0,0xF0,0xF8,0xFC,0xFE,0x7F,0x3F,0x1F,0x07,0x03,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x03,0x07,0x07,
    0x0F,0x1F,0x1F,0x1F,0x3E,0x3E,0x7E,0x7C,0x7C,0x7C,0xF8,0xF8,0xF8,0xF8,0xF8,0xF8,
    0xF8,0xF8,0xF8,0xF8,0xF8,0xF8,0x7C,0x7C,0x7C,0x7E,0x3E,0x3E,0x1F,0x1F,0x1F,0x0F,
    0x07,0x07,0x03,0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
};

char wmt_spi_lcd_display_print[][64]={
    /* ͼÏñ C:\Users\admin\Desktop\androd camera\yuhao\print.bmp   64x64   */
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFE,0xFF,0xFF,0xFF,0xFF,0x1F,
    0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,0x1F,
    0x1F,0x1F,0x1F,0x1F,0x1F,0xFF,0xFF,0xFF,0x1E,0x3C,0x78,0xF0,0xF0,0xE0,0xC0,0x80,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xE0,0xE0,0xE0,0xE0,0xE1,0xE3,0xE7,0xEF,
    0xFF,0xFE,0xFC,0xF8,0xF0,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xF8,0xFE,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFE,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0xF0,0xFC,0xFE,0xFE,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
    0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
    0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
    0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFE,0xFE,0xFC,0xF8,
    0xFF,0xFF,0xFF,0xFF,0xFF,0x03,0x03,0x03,0x03,0x03,0x03,0x83,0x83,0x83,0x83,0x83,
    0x83,0x83,0x83,0x83,0x83,0x83,0x83,0x83,0x83,0x83,0x83,0x83,0x83,0x83,0x83,0x83,
    0x83,0x83,0x83,0x83,0x83,0x83,0x83,0x83,0x83,0x83,0x83,0x83,0x83,0x83,0x83,0x83,
    0x83,0x83,0x83,0x83,0x83,0x03,0x03,0x03,0x03,0x03,0x03,0xFF,0xFF,0xFF,0xFF,0xFF,
    0xFF,0xFF,0xFF,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x7F,0xFF,0xFF,0xFF,0xFF,0x0F,
    0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,
    0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,
    0x0F,0xFF,0xFF,0xFF,0xFF,0x7F,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,
    0x01,0x07,0x0F,0x1F,0x1F,0x3F,0x3F,0x3F,0x3F,0x3F,0xBF,0xFF,0xFF,0xFF,0xFF,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0xFF,0xFF,0xFF,0xFF,0xBF,0x3F,0x3F,0x3F,0x3F,0x3F,0x1F,0x1F,0x0F,0x07,0x03,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x7F,0xFF,0xFF,0xFF,0xFF,0xF0,
    0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,
    0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,0xF0,
    0xF0,0xFF,0xFF,0xFF,0xFF,0x7F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
};

char wmt_spi_lcd_display_message[][64]={
    /* ͼÏñ C:\Users\admin\Desktop\androd camera\yuhao\message.bmp   64x64   */
    0x00,0x00,0x00,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,
    0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,
    0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,
    0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x00,0x00,0x00,0x00,
    0xFE,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xBF,0xBF,0x3F,
    0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
    0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,0x3F,
    0x3F,0xBF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFE,0xFC,
    0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x03,0x07,0x0F,0x1F,0x1F,0x3F,0x7F,0xFF,0xFF,
    0xFE,0xFC,0xFC,0xF8,0xF0,0xF0,0xE0,0xC0,0x80,0x80,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xC0,0xC0,0xE0,0xF0,0xF8,0xF8,0xFC,0xFE,0xFF,
    0xFF,0x7F,0x3F,0x3F,0x1F,0x0F,0x07,0x07,0x03,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
    0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x01,0x03,0x03,0x07,0x0F,0x1F,0x1F,0x3F,0x7F,0x7F,0xFF,0xFE,0xFC,0xFC,0xF8,0xF0,
    0xF8,0xF8,0xFC,0xFE,0xFF,0xFF,0x7F,0x3F,0x3F,0x1F,0x0F,0x07,0x07,0x03,0x01,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
    0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x03,0x03,0x07,0x07,
    0x07,0x07,0x03,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
    0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,
    0x3F,0x7F,0xFF,0xFF,0xFF,0xFF,0xFF,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,
    0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,
    0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,
    0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFC,0xFF,0xFF,0xFF,0xFF,0xFF,0x7F,0x3F,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
};


const char wmt_spi_lcd_display_sun[][64]={
    /* ͼÏñ C:\Users\admin\Desktop\androd camera\yuhao\sun.bmp   64x64   */
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xE0,
    0xF0,0xF0,0xF0,0xE0,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFC,0xFE,0xFF,
    0xFF,0xFE,0xFC,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xE0,0xF0,0xF0,0xF0,
    0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x01,
    0x03,0x0F,0x3F,0x7F,0x7F,0x7E,0x78,0x00,0x00,0x00,0x00,0x80,0x80,0x87,0x8F,0x8F,
    0x8F,0x8F,0x87,0x80,0x80,0x00,0x00,0x00,0x30,0x7C,0x7F,0x7F,0x7F,0x3F,0x0F,0x03,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0x80,0x80,0x80,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x07,0x0F,0x0F,0x1F,0x1F,0x3F,0x7E,0x7E,0x7C,0x7C,0x78,0x00,
    0x00,0xC0,0xE0,0xF0,0xF8,0xFC,0xFE,0x7E,0x3F,0x3F,0x1F,0x1F,0x0F,0x0F,0x0F,0x0F,
    0x0F,0x0F,0x0F,0x0F,0x1F,0x1F,0x3F,0x7F,0x7E,0xFC,0xFC,0xF8,0xF0,0xE0,0x80,0x00,
    0x30,0x78,0x7C,0x7C,0x7E,0x3F,0x3F,0x1F,0x1F,0x0F,0x0F,0x07,0x00,0x00,0x00,0x00,
    0x80,0xC0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xC0,0x00,0x00,0x00,0xF8,
    0xFF,0xFF,0xFF,0xFF,0x0F,0x03,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x03,0x1F,0xFF,0xFF,0xFF,0xFE,
    0xF8,0x00,0x00,0x80,0xC0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xC0,0x80,
    0x01,0x03,0x07,0x07,0x07,0x07,0x07,0x07,0x07,0x07,0x03,0x03,0x00,0x00,0x00,0x1F,
    0xFF,0xFF,0xFF,0xFF,0xF0,0xC0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xC0,0xF8,0xFF,0xFF,0xFF,0x7F,
    0x1F,0x00,0x00,0x01,0x03,0x03,0x07,0x07,0x07,0x07,0x07,0x07,0x07,0x03,0x03,0x01,
    0x00,0x00,0x00,0x00,0xE0,0xF0,0xF0,0xF8,0xFC,0xFC,0x7E,0x7E,0x3F,0x3F,0x1E,0x00,
    0x00,0x01,0x07,0x0F,0x1F,0x3F,0x3F,0x7E,0x7E,0xFC,0xF8,0xF8,0xF0,0xF0,0xF0,0xF0,
    0xF0,0xF0,0xF0,0xF8,0xF8,0xF8,0xFC,0x7E,0x7F,0x3F,0x1F,0x1F,0x0F,0x03,0x01,0x00,
    0x0C,0x1E,0x3F,0x3F,0x7E,0x7E,0xFC,0xF8,0xF8,0xF0,0xF0,0xE0,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,
    0xE0,0xF0,0xFC,0xFE,0xFF,0x7F,0x1E,0x00,0x00,0x00,0x00,0x01,0x01,0xE1,0xF1,0xF9,
    0xF9,0xF1,0xE1,0x01,0x01,0x00,0x00,0x00,0x0C,0x3E,0x7F,0xFF,0xFE,0xFC,0xF0,0xC0,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x01,0x01,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x07,
    0x0F,0x0F,0x0F,0x07,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3F,0x7F,0xFF,
    0xFF,0x7F,0x3F,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x07,0x0F,0x0F,0x0F,
    0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
};

const char wmt_spi_lcd_display_cloudy[][64]={
    /* ͼÏñ C:\Users\admin\Desktop\androd camera\yuhao\cloudy.bmp   64x64   */
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xC0,0x80,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x40,0xE0,0xE0,0xE0,0xC0,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x87,0x8F,0x87,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0xC0,0xE0,0xE0,0xE0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x80,0x80,0x80,0xC0,0xC0,0xC0,0xC0,0xC0,0xC0,0xC1,0xC1,0x81,0x80,0x80,0x18,0x38,
    0x3C,0x1E,0x1E,0x0F,0x0F,0x07,0x07,0x07,0x07,0x07,0x07,0x07,0x0F,0x0F,0x1E,0x3E,
    0x7C,0xF8,0xF0,0xE0,0xC0,0x01,0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x80,0xC0,0xF0,0xF8,0x7C,0x3C,0x1E,0x0F,0x0F,
    0x07,0x07,0x03,0x03,0x03,0x03,0x01,0x01,0x03,0x03,0x03,0x03,0x07,0x07,0x0F,0x0F,
    0x1E,0x3C,0x7C,0xF8,0xF0,0xC0,0x80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x03,0xFF,0xFF,0xFF,0xF0,0x00,0x00,0x00,0x20,0x70,0x70,0x70,0x70,0x20,
    0x00,0x00,0x00,0x80,0xC0,0xE0,0xFC,0xFF,0xFF,0x0F,0x01,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x01,0x0F,0x1F,0x1F,0x0E,0x0F,0x0F,0x07,0x07,0x0F,0x0F,0x0F,0x1E,
    0x1E,0x3C,0x78,0xF9,0xF3,0xC7,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0xF8,0xFE,0xFF,0x1F,0x07,0x01,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x81,0xFF,0xFF,0xFF,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x03,0x0F,0x1F,0x3F,0x7C,0xF0,0xF0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,
    0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,
    0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xE0,0xF0,
    0xF0,0x78,0x3E,0x3F,0x0F,0x07,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,
    0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,
    0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x00,0x00,
    0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
};

extern int wmt_getsyspara(char *varname, unsigned char *varval, int *varlen);

void wmt_spi_lcd_write_n_data(const char *wbuf,int wbuf_len)
{
    if(wbuf_len>=WMT_SPI_READ_BUF_MAX_LEN)
    {
        wmt_spi_lcd_err("error!!");
        return;
    }
    gpio_direction_output(WMT_SPI_LCD_A0_PIN,1);
    spi_write_then_read(wmt_spi_lcd_pContext->spi, wbuf, wbuf_len, NULL, 0);
}

void wmt_spi_lcd_write_data(unsigned char c)
{
    wmt_spi_lcd_write_n_data(&c,1);
}


//-------------------------------------------------------------------------------
//×Ó³ÌÐòÃû³Æ:lcdwc(unsigned char c).
//¹¦ÄÜ:ÏòÒº¾§ÏÔʾ¿ØÖÆÆ÷ËÍÖ¸Áî.
//-------------------------------------------------------------------------------
void wmt_spi_lcd_write_command(unsigned char c)
{
    gpio_direction_output(WMT_SPI_LCD_A0_PIN,0);
    spi_write_then_read(wmt_spi_lcd_pContext->spi, &c, 1, NULL, 0);
}

void wmt_spi_lcd_reset(void)                     //Òº¾§ÏÔʾ¿ØÖÆÆ÷³õʼ»¯×Ó³ÌÐò
{
    #if 0
        gpio_direction_output(WMT_SPI_LCD_RESET_PIN,0);
        mdelay(200);
        gpio_direction_output(WMT_SPI_LCD_RESET_PIN,1);
        mdelay(200);
    #endif
    wmt_spi_lcd_write_command(0xe2);
    mdelay(100);

    wmt_spi_lcd_write_command(0x2c);/////set booster on
    wmt_spi_lcd_write_command(0x2e); ////voltage regulator circuit on
    wmt_spi_lcd_write_command(0x2f);//// voltage follower circuit on

    wmt_spi_lcd_write_command(0xa0);//
    wmt_spi_lcd_write_command(0xa6);//
    mdelay(3);
    wmt_spi_lcd_write_command(0xc8);//
    mdelay(3);
    wmt_spi_lcd_write_command(0xa2);//
    mdelay(3);

    wmt_spi_lcd_write_command(0xf8);  //set booster ratio
    mdelay(2);
    wmt_spi_lcd_write_command(0x00);  //set X2 X3 X4
    mdelay(2);

    wmt_spi_lcd_write_command(0x24);
    mdelay(2);
    wmt_spi_lcd_write_command(0x81);
    mdelay(2);
    wmt_spi_lcd_write_command(0x28);
    mdelay(2);
    wmt_spi_lcd_write_command(0xac);
    mdelay(2);
    wmt_spi_lcd_write_command(0x00);
    mdelay(2);

    wmt_spi_lcd_write_command(0xaf);
    wmt_spi_lcd_write_command(0xA4);
    mdelay(2);
}


void wmt_spi_lcd_display_picture(const char *picture)
{
    int page,k;
    int skip=0;
    for(page=0xB0;page<0xB8;page++)
    {
        wmt_spi_lcd_write_command(page);
        wmt_spi_lcd_write_command(0x10);
        wmt_spi_lcd_write_command(0x00);

        for(k=0;k<8;k++)
            wmt_spi_lcd_write_n_data(picture+skip+k*8,8);

        skip+=64;
    }
}

void wmt_spi_lcd_display_state_picture(void)
{
    switch(wmt_sub_lcd_display_state){
    case WMT_SPI_LCD_STATE_HAPPY:
        wmt_spi_lcd_display_picture(wmt_spi_lcd_display_happy[0]);
        break;
    case WMT_SPI_LCD_STATE_SUN:
        wmt_spi_lcd_display_picture(wmt_spi_lcd_display_sun[0]);
        break;
    case WMT_SPI_LCD_STATE_CLOUDY:
        wmt_spi_lcd_display_picture(wmt_spi_lcd_display_cloudy[0]);
        break;
    case WMT_SPI_LCD_STATE_SAD:
        wmt_spi_lcd_display_picture(wmt_spi_lcd_display_sad[0]);
        break;
    case WMT_SPI_LCD_STATE_PRINT:
        wmt_spi_lcd_display_picture(wmt_spi_lcd_display_print[0]);
        break;
    case WMT_SPI_LCD_STATE_MESSAGE:
        wmt_spi_lcd_display_picture(wmt_spi_lcd_display_message[0]);
        break;

    default:
        wmt_spi_lcd_printk("%s default wmt_sub_lcd_display_state=%d\n", __func__,wmt_sub_lcd_display_state);
    }
}


static int wmt_spi_lcd_open(struct inode *inode, struct file *filp)
{
    struct wmt_spi_lcd_dev *spi_dev = container_of(filp->private_data,
        struct wmt_spi_lcd_dev,
        sub_lcd_misc_device);
    filp->private_data = spi_dev;
    wmt_spi_lcd_display_state_picture();
   // mdelay(3000);

    return 0;
}

static long wmt_spi_lcd_ioctl(struct file *file,
    unsigned int cmd, unsigned long arg)
{
    void __user *argp = (void __user *)arg;
    int interval, val;
    struct wmt_spi_lcd_dev *spi_dev = file->private_data;

    wmt_sub_lcd_display_state = cmd;
    wmt_spi_lcd_display_state_picture();

    switch(cmd){
    case WMT_WIFI_POWER:
        if(copy_from_user(&val, argp, sizeof(val)))
            return -EFAULT;
        if(val > 1)
            return -EINVAL;
        if(val)
        {
            gpio_direction_output(WMT_WIFI_POWER_PIN,1);
        }
        else
        {
            gpio_direction_output(WMT_WIFI_POWER_PIN,0);
        }
        wmt_spi_lcd_printk("wmt_spi_lcd_ioctl WMT_WIFI_POWER_PIN val=%d\n",val);
        break;
    case WMT_AIT_POWER:
        if(copy_from_user(&val, argp, sizeof(val)))
            return -EFAULT;
        if(val > 1)
            return -EINVAL;
        if(val)
        {
            gpio_direction_output(WMT_AIT_POWER_PIN,1);
        }
        else
        {
            gpio_direction_output(WMT_AIT_POWER_PIN,0);
        }
        wmt_spi_lcd_printk("wmt_spi_lcd_ioctl WMT_AIT_POWER_PIN val=%d\n",val);
        break;
    case WMT_PRINT_POWER:
        if(copy_from_user(&val, argp, sizeof(val)))
            return -EFAULT;
        if(val > 1)
            return -EINVAL;
        if(val)
        {
            gpio_direction_output(WMT_PRINT_POWER_PIN,1);
        }
        else
        {
            gpio_direction_output(WMT_PRINT_POWER_PIN,0);
        }

        wmt_spi_lcd_printk("wmt_spi_lcd_ioctl WMT_PRINT_POWER_PIN val=%d\n",val);
        break;
    case WMT_SWITCH_OTG_PRINT:
        if(copy_from_user(&val, argp, sizeof(val)))
            return -EFAULT;
        if(val > 1)
            return -EINVAL;
        if(val)
        {
            gpio_direction_output(WMT_OTG_PRINT_SWITCH_PIN,1);
        }
        else
        {
            gpio_direction_output(WMT_OTG_PRINT_SWITCH_PIN,0);
        }
        wmt_spi_lcd_printk("wmt_spi_lcd_ioctl WMT_OTG_PRINT_SWITCH_PIN val=%d\n",val);
        break;
    case WMT_GET_LCD_POWER:
        spi_dev->lcd_val = wmt_gpio_getpull(WMT_LCD_POWER_PIN);
        wmt_spi_lcd_printk("wmt_spi_lcd_ioctl WMT_GET_LCD_POWER=%d\n", spi_dev->lcd_val);
        interval = spi_dev->lcd_val;
        if(copy_to_user(argp, &interval, sizeof(interval)))
        {
            wmt_spi_lcd_printk("wmt_spi_lcd_ioctl WMT_GET_LCD_POWER fail\n");
            return -EFAULT;
        }
        break;

    case WMT_GET_WIFI_POWER:
        spi_dev->wifi_val = wmt_gpio_getpull(WMT_WIFI_POWER_PIN);
        wmt_spi_lcd_printk("wmt_spi_lcd_ioctl WMT_GET_WIFI_POWER=%d\n", spi_dev->wifi_val);
        interval = spi_dev->wifi_val;
        if(copy_to_user(argp, &interval, sizeof(interval)))
        {
            wmt_spi_lcd_printk("wmt_spi_lcd_ioctl WMT_GET_WIFI_POWER fail\n");
            return -EFAULT;
        }
        break;

    case WMT_GET_AIT_POWER:
        spi_dev->ait_val = wmt_gpio_getpull(WMT_AIT_POWER_PIN);
        wmt_spi_lcd_printk("wmt_spi_lcd_ioctl WMT_GET_AIT_POWER=%d\n", spi_dev->ait_val);
        interval = spi_dev->ait_val;
        if(copy_to_user(argp, &interval, sizeof(interval)))
        {
            wmt_spi_lcd_printk("wmt_spi_lcd_ioctl WMT_GET_AIT_POWER fail\n");
            return -EFAULT;
        }
        break;

    case WMT_GET_PRINT_POWER:
        spi_dev->print_val = wmt_gpio_getpull(WMT_PRINT_POWER_PIN);
        wmt_spi_lcd_printk("wmt_spi_lcd_ioctl WMT_GET_PRINT_POWER=%d\n", spi_dev->print_val);
        interval = spi_dev->print_val;
        if(copy_to_user(argp, &interval, sizeof(interval)))
        {
            wmt_spi_lcd_printk("wmt_spi_lcd_ioctl WMT_GET_PRINT_POWER fail\n");
            return -EFAULT;
        }
        break;
    case WMT_GET_OTG_PRINT_STATE:
        spi_dev->otg_print_state = wmt_gpio_getpull(WMT_OTG_PRINT_SWITCH_PIN);
        wmt_spi_lcd_printk("wmt_spi_lcd_ioctl WMT_OTG_PRINT_SWITCH_PIN=%d\n", spi_dev->otg_print_state);
        interval = spi_dev->otg_print_state;
        if(copy_to_user(argp, &interval, sizeof(interval)))
        {
            wmt_spi_lcd_printk("wmt_spi_lcd_ioctl WMT_OTG_PRINT_SWITCH_PIN fail\n");
            return -EFAULT;
        }
        break;

    default:
        return -EINVAL;
    }

    return 0;
}


static const struct file_operations wmt_spi_lcd_fops = {
    .owner  = THIS_MODULE,
    .llseek = no_llseek,
    .open   = wmt_spi_lcd_open,
    .unlocked_ioctl  = wmt_spi_lcd_ioctl,
};


static ssize_t wmt_spi_lcd_cat_dbg(struct device *dev, struct device_attribute *attr, char *buf)
{
    return sprintf(buf, "%d\n", wmt_sub_lcd_display_state);
}

static ssize_t wmt_spi_lcd_echo_dbg(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
    sscanf(buf,"%d", &wmt_sub_lcd_display_state);
    wmt_sub_lcd_display_state += WMT_SPI_LCD_STATE_HAPPY;
    wmt_spi_lcd_display_state_picture();
    return count;
}

static DEVICE_ATTR(dbg, S_IRUGO | S_IWUSR, wmt_spi_lcd_cat_dbg, wmt_spi_lcd_echo_dbg);

static struct attribute *sub_lcd_attributes[] = {
    &dev_attr_dbg.attr,
    NULL
};

static const struct attribute_group wmt_spi_lcd_group = {
    .attrs = sub_lcd_attributes,
};

static int wmt_spi_lcd_sysfs_create_group(struct wmt_spi_lcd_dev *spi_dev, const struct attribute_group *group)
{
    int err;

    spi_dev->kobj = kobject_create_and_add("wmt_spi_lcd", NULL) ;
    if(!spi_dev->kobj){
        wmt_spi_lcd_printk("kobj create failed.\n");
        return -ENOMEM;
    }

    /* Register sysfs hooks */
    err = sysfs_create_group(spi_dev->kobj, group);
    if (err < 0){
        kobject_del(spi_dev->kobj);
        wmt_spi_lcd_printk("Create sysfs group failed!\n");
        return -ENOMEM;
    }

    return 0;
}

static void wmt_spi_lcd_sysfs_remove_group(struct wmt_spi_lcd_dev *spi_dev, const struct attribute_group *group)
{
    sysfs_remove_group(spi_dev->kobj, group);
    kobject_del(spi_dev->kobj);
    return;
}
static int wmt_spi_lcd_probe(struct spi_device *spi)
{
    struct wmt_spi_lcd_dev *spi_dev = NULL;
    int ret = 0;

    ret = gpio_request(WMT_SPI_LCD_A0_PIN, "sub_lcd_control");
    if (ret)
        goto err_exit;

    spi_dev = kzalloc(sizeof(*spi_dev), GFP_KERNEL);
    if (spi_dev == NULL) {
        wmt_spi_lcd_printk("failed to allocate memory for module data\n");
        return -ENOMEM;
    }

    spi_dev->spi = spi;
    spi_set_drvdata(spi, spi_dev);

    ret = wmt_spi_lcd_sysfs_create_group(spi_dev, &wmt_spi_lcd_group);
    if(ret < 0){
        wmt_spi_lcd_printk("create sysfs group failed.\n");
        goto exit_create_group;
    }

    /* init mutex and queues */
    init_waitqueue_head(&spi_dev->read_wq);
    mutex_init(&spi_dev->read_mutex);
    spin_lock_init(&spi_dev->irq_enabled_lock);

    spi_dev->sub_lcd_misc_device.minor = MISC_DYNAMIC_MINOR;
    spi_dev->sub_lcd_misc_device.name = "wmt_spi_lcd";
    spi_dev->sub_lcd_misc_device.fops = &wmt_spi_lcd_fops;

    ret = misc_register(&spi_dev->sub_lcd_misc_device);
    if (ret) {
        wmt_spi_lcd_printk("%s : misc_register failed\n", __FILE__);
        goto err_misc_register;
    }

    wmt_spi_lcd_pContext  = spi_dev;

    return 0;

err_misc_register:
    mutex_destroy(&spi_dev->read_mutex);
    kfree(spi_dev);
err_exit:
    gpio_free(WMT_SPI_LCD_A0_PIN);
exit_create_group:
    destroy_workqueue(&spi_dev->read_wq);

    return ret;
}

static int wmt_spi_lcd_remove(struct spi_device *spi)
{
    struct wmt_spi_lcd_dev *spi_dev = wmt_spi_lcd_pContext;
    misc_deregister(&spi_dev->sub_lcd_misc_device);
    mutex_destroy(&spi_dev->read_mutex);
    gpio_free(WMT_SPI_LCD_A0_PIN);

    wmt_spi_lcd_sysfs_remove_group(spi_dev, &wmt_spi_lcd_group);
    kfree(spi_dev);

    return 0;
}

static int wmt_spi_lcd_suspend(struct spi_device *spi, pm_message_t mesg)
{
        printk("%s\n",__func__);

    return 0;
}

static int wmt_spi_lcd_resume(struct spi_device *spi)
{
    printk("%s\n",__func__);
    wmt_spi_lcd_reset();
    wmt_spi_lcd_display_state_picture();
    return 0;
}


static struct spi_driver wmt_spi_lcd_driver = {
    .driver = {
        .name         = "wmt_spi_lcd",
        .bus        = &spi_bus_type,
        .owner        = THIS_MODULE,
    },
    .probe = wmt_spi_lcd_probe,
    .remove = wmt_spi_lcd_remove,
    .suspend = wmt_spi_lcd_suspend,
    .resume = wmt_spi_lcd_resume,
};

static struct spi_board_info wmt_spi_lcd_board_info[] __initdata = {
    {
        .modalias               = "wmt_spi_lcd",
        .bus_num                = 0,
        .chip_select            = 0,
        .max_speed_hz           = 12000000,
        .irq                    = -1,
        .mode = SPI_MODE_0,
        .controller_data = NULL,
    },
};

static int wmt_spi_lcd_register_device (void)
{
    int ret = 0;
    ret = spi_register_board_info(wmt_spi_lcd_board_info, ARRAY_SIZE(wmt_spi_lcd_board_info));
    return ret;
}

static int wmt_spi_lcd_init(void)
{
    int ret = 0;
    unsigned char buf[40];
    int buflen = 40;
    unsigned int value;
    char *endp;

    if(wmt_getsyspara("wmt.support.lcd.spi", buf, &buflen) == 0) {
            value = simple_strtoul(buf, &endp, 0);
            if(value == 0)
        return -1;
    } else
            return -1;

    if (wmt_spi_lcd_register_device()<0)
    {
        wmt_spi_lcd_printk(" Error to run wmt_spi_lcd_register_device()!\n");
        return -1;
    }

    ret = spi_register_driver(&wmt_spi_lcd_driver);
    if (ret != 0)
        {
        wmt_spi_lcd_printk("failed to register wmt_spi_lcd SPI driver: %d\n", ret);
        goto out;
    }

out:
    return ret;
}

static void wmt_spi_lcd_exit(void)
{
    wmt_spi_lcd_printk("Unloading wmt_spi_lcd driver\n");
    spi_unregister_driver(&wmt_spi_lcd_driver);
}

module_init(wmt_spi_lcd_init);
module_exit(wmt_spi_lcd_exit);

MODULE_LICENSE("GPL");
MODULE_DESCRIPTION(DRIVER_DESC);