/**
* Exit partial display mode
*
* @param lcd_id MAIN_LCD or SUB_LCD
*
* @return None.
*/
void lcd_partial_off(kal_uint8 lcd_id)
{
LSD_TakeControl(LSD_LCDARB_LCD);/*to protect when LCD and MSDC share pins*/
lcd_power_ctrl(KAL_TRUE);
switch (lcd_id)
{
case MAIN_LCD:
#if ( !defined(MT6205B) && !defined(MT6208) )
DRV_WriteReg32(LCD_ROI_CMD_ADDR_REG,MAIN_LCD_CMD_ADDR);
DRV_WriteReg32(LCD_ROI_DATA_ADDR_REG,MAIN_LCD_DATA_ADDR);
#endif
if (MainLCD->TurnOffPartialDisplay != NULL) {
MainLCD->TurnOffPartialDisplay();
}
break;
#ifdef DUAL_LCD
case SUB_LCD:
#if ( !defined(MT6205B) && !defined(MT6208) )
DRV_WriteReg32(LCD_ROI_CMD_ADDR_REG,SUB_LCD_CMD_ADDR);
DRV_WriteReg32(LCD_ROI_DATA_ADDR_REG,SUB_LCD_DATA_ADDR);
#endif /* MT6218B, MT6219 */
if (SubLCD->TurnOffPartialDisplay != NULL) {
SubLCD->TurnOffPartialDisplay();
}
break;
#endif /* DUAL_LCD */
default:
ASSERT(0);
break;
}
lcd_power_ctrl(KAL_FALSE);
LSD_GiveControl(LSD_LCDARB_LCD);/*to protect when LCD and MSDC share pins*/
}
/**
* Set the brightness of LCM
*
* @param lcd_id MAIN_LCD or SUB_LCD
* @param bright_level brightness level of LCM
*
* @return None.
*/
void lcd_bright_level(kal_uint8 lcd_id, kal_uint8 bright_level)
{
LSD_TakeControl(LSD_LCDARB_LCD);/*to protect when LCD and MSDC share pins*/
lcd_power_ctrl(KAL_TRUE);
switch (lcd_id)
{
case MAIN_LCD:
#if ( !defined(MT6205B) && !defined(MT6208) )
DRV_WriteReg32(LCD_ROI_CMD_ADDR_REG,MAIN_LCD_CMD_ADDR);
DRV_WriteReg32(LCD_ROI_DATA_ADDR_REG,MAIN_LCD_DATA_ADDR);
#endif
MainLCD->SetBrightLevel(bright_level);
break;
#ifdef DUAL_LCD
case SUB_LCD:
#if ( !defined(MT6205B) && !defined(MT6208) )
DRV_WriteReg32(LCD_ROI_CMD_ADDR_REG,SUB_LCD_CMD_ADDR);
DRV_WriteReg32(LCD_ROI_DATA_ADDR_REG,SUB_LCD_DATA_ADDR);
#endif
SubLCD->SetBrightLevel(bright_level);
break;
#endif /* DUAL_LCD */
default:
ASSERT(0);
break;
}
lcd_power_ctrl(KAL_FALSE);
LSD_GiveControl(LSD_LCDARB_LCD);/*to protect when LCD and MSDC share pins*/
}
static int lcd_resume(void *args)
{
args = args;
PRINT_INFO(KERN_INFO "LCD resuming...\n");
lcd_power_ctrl(ON);
backlight_power_ctrl(ON);
return 0;
}
static void backlight_ctrl(s32 value)
{
int err, ret;
if (value) {
/* backlight ON */
if (lcd_power == OFF) {
ret = lcd_power_ctrl(ON);
if (ret != 0) {
printk(KERN_ERR "lcd power on control is failed\n");
return;
}
}
if (gpio_is_valid(S3C64XX_GPF(15))) {
err = gpio_request(S3C64XX_GPF(15), "GPF");
if (err) {
printk(KERN_ERR "failed to request GPF for "
"lcd backlight control\n");
}
gpio_direction_output(S3C64XX_GPF(15), 1);
}
s3cfb_set_brightness((int)(value/3));
}
else {
ret = lcd_power_ctrl(OFF);
if (ret != 0) {
printk(KERN_ERR "lcd power off control is failed\n");
}
/* backlight OFF */
if (gpio_is_valid(S3C64XX_GPF(15))) {
err = gpio_request(S3C64XX_GPF(15), "GPF");
if (err) {
printk(KERN_ERR "failed to request GPF for "
"lcd backlight control\n");
}
gpio_direction_output(S3C64XX_GPF(15), 0);
}
}
gpio_free(S3C64XX_GPF(15));
}
static int lcd_suspend(void *args)
{
args = args;
PRINT_INFO(KERN_INFO "LCD suspending...\n");
backlight_power_ctrl(OFF);
lcd_power_ctrl(OFF);
return 0;
}
static int lcd_resume(void *args)
{
args = args;
PRINT_INFO(KERN_INFO "LCD resuming...\n");
lcd_power_ctrl(ON);
backlight_power_ctrl(ON);
//led_power_ctrl(RED_OFF);//Add by calvin on 16th,Dec 2013
return 0;
}
void s3cfb_init_hw(void)
{
s3cfb_set_fimd_info();
s3cfb_set_gpio();
lcd_gpio_init();
mdelay(100);
lcd_power_ctrl();
}
