int camera_power_on (void)
{
int rc;
struct device *dev = gelato_backlight_dev();
int retry = 0;
/* clear RESET, PWDN to Low*/
gpio_set_value(GPIO_CAM_RESET, 0);
gpio_set_value(GPIO_CAM_PWDN, 0);
aat28xx_power(dev, 1);
/*
* 2011-04-23, [email protected]
* wait for Backlight IC enable.
* because camera application does not work well permanently after power on failure.
*/
for (retry = 100; retry != 0; retry--) {
/* FIXME: check the Backlight IC enable status using another method */
rc = aat28xx_ldo_set_level(dev, LDO_CAM_AF_NO, 2800);
if (rc < 0) {
//printk("%s, wait for Backlight IC enabling, ramian retry %d\n", __func__, retry);
msleep(50);
} else {
break;
}
}
/*AVDD power 2.8V*/
rc = aat28xx_ldo_set_level(dev, LDO_CAM_AF_NO, 2800);
if (rc < 0) {
printk(KERN_ERR "%s: ldo %d set level error\n", __func__, LDO_CAM_AF_NO);
goto power_on_fail;
}
rc = aat28xx_ldo_enable(dev, LDO_CAM_AF_NO, 1);
if (rc < 0) {
printk(KERN_ERR "%s: ldo %d control error\n", __func__, LDO_CAM_AF_NO);
goto power_on_fail;
}
/* DVDD power 1.2V */
rc = aat28xx_ldo_set_level(dev, LDO_CAM_DVDD_NO, 1800);
if (rc < 0) {
printk(KERN_ERR "%s: ldo %d set level error\n", __func__, LDO_CAM_DVDD_NO);
goto power_on_fail;
}
rc = aat28xx_ldo_enable(dev, LDO_CAM_DVDD_NO, 1);
if (rc < 0) {
printk(KERN_ERR "%s: ldo %d control error\n", __func__, LDO_CAM_DVDD_NO);
goto power_on_fail;
}
udelay(500);
/*AVDD power 2.7V*/
/* LGE_CHANGE
* Change AVDD level from 2.7V to 2.8V in order to reduce camera noise in dard environment.
* 2010-08-03. [email protected]
*/
rc = aat28xx_ldo_set_level(dev, LDO_CAM_AVDD_NO, 2800);
if (rc < 0) {
printk(KERN_ERR "%s: ldo %d set level error\n", __func__, LDO_CAM_AVDD_NO);
goto power_on_fail;
}
rc = aat28xx_ldo_enable(dev, LDO_CAM_AVDD_NO, 1);
if (rc < 0) {
printk(KERN_ERR "%s: ldo %d control error\n", __func__, LDO_CAM_AVDD_NO);
goto power_on_fail;
}
udelay(100);
/*IOVDD power 2.6V*/
rc = aat28xx_ldo_set_level(dev, LDO_CAM_IOVDD_NO, 2800);
if (rc < 0) {
printk(KERN_ERR "%s: ldo %d set level error\n", __func__, LDO_CAM_IOVDD_NO);
goto power_on_fail;
}
rc = aat28xx_ldo_enable(dev, LDO_CAM_IOVDD_NO, 1);
if (rc < 0) {
printk(KERN_ERR "%s: ldo %d control error\n", __func__, LDO_CAM_IOVDD_NO);
goto power_on_fail;
}
mdelay(5);
/*M Clock -24Mhz*/
msm_camio_clk_rate_set(mclk_rate);
mdelay(5);
msm_camio_camif_pad_reg_reset();
mdelay(5);
/*Nstandby high*/
gpio_set_value(GPIO_CAM_PWDN, 1);
udelay(20);
/*reset high*/
gpio_set_value(GPIO_CAM_RESET, 1);
mdelay(5);
camera_power_state = CAM_POWER_ON;
/*Hitachi LCD LUT*/
if(gelato_panel_id==1){
mdp_load_hitachi_lut(2);
}
power_on_fail:
return rc;
}
int camera_power_off (void)
{
int rc;
struct device *dev = gelato_backlight_dev();
/*Nstandby low*/
gpio_set_value(GPIO_CAM_PWDN, 0);
mdelay(5);
/*reset low*/
gpio_set_value(GPIO_CAM_RESET, 0);
mdelay(1);
gpio_set_value(GPIO_CAM_PWDN, 0);
/*AVDD power 2.8V*/
rc = aat28xx_ldo_set_level(dev, LDO_CAM_AF_NO, 0);
if (rc < 0) {
printk(KERN_ERR "%s: ldo %d set level error\n", __func__, LDO_CAM_AF_NO);
goto power_off_fail;
}
rc = aat28xx_ldo_enable(dev, LDO_CAM_AF_NO, 0);
if (rc < 0) {
printk(KERN_ERR "%s: ldo %d control error\n", __func__, LDO_CAM_AF_NO);
goto power_off_fail;
}
/*IOVDD power 2.6V*/
rc = aat28xx_ldo_set_level(dev, LDO_CAM_IOVDD_NO, 0);
if (rc < 0) {
printk(KERN_ERR "%s: ldo %d set level error\n", __func__, LDO_CAM_IOVDD_NO);
goto power_off_fail;
}
rc = aat28xx_ldo_enable(dev, LDO_CAM_IOVDD_NO, 0);
if (rc < 0) {
printk(KERN_ERR "%s: ldo %d control error\n", __func__, LDO_CAM_IOVDD_NO);
goto power_off_fail;
}
/*AVDD power 2.7V*/
rc = aat28xx_ldo_set_level(dev, LDO_CAM_AVDD_NO, 0);
if (rc < 0) {
printk(KERN_ERR "%s: ldo %d set level error\n", __func__, LDO_CAM_AVDD_NO);
goto power_off_fail;
}
rc = aat28xx_ldo_enable(dev, LDO_CAM_AVDD_NO, 0);
if (rc < 0) {
printk(KERN_ERR "%s: ldo %d control error\n", __func__, LDO_CAM_AVDD_NO);
goto power_off_fail;
}
/* DVDD power 1.2V*/
rc = aat28xx_ldo_set_level(dev, LDO_CAM_DVDD_NO, 0);
if (rc < 0) {
printk(KERN_ERR "%s: ldo %d set level error\n", __func__, LDO_CAM_DVDD_NO);
goto power_off_fail;
}
rc = aat28xx_ldo_enable(dev, LDO_CAM_DVDD_NO, 0);
if (rc < 0) {
printk(KERN_ERR "%s: ldo %d control error\n", __func__, LDO_CAM_DVDD_NO);
goto power_off_fail;
}
aat28xx_power(dev, 0);
camera_power_state = CAM_POWER_OFF;
/*Hitachi LCD LUT*/
if(gelato_panel_id==1){
mdp_load_hitachi_lut(1);
}
power_off_fail:
return rc;
}
int gelato_vibrator_power_set(int enable)
{
//#ifdef LG_FW_AUDIO_GELATO_MOTOR
#if 1
struct vreg *vreg_motor;
printk("[Touch] %s() onoff:%d\n",__FUNCTION__, enable);
vreg_motor = vreg_get(0, "gp1");
if((IS_ERR(vreg_motor)) ){
printk("[motor] vreg_get fail : motor\n");
return -1;
}
if (enable) {
vreg_enable(vreg_motor);
} else {
vreg_disable(vreg_motor);
}
return 0;
#else
#if 0
static int is_enabled = 0;
struct device *dev = gelato_backlight_dev();
if (dev==NULL) {
printk(KERN_ERR "%s: backlight devive get failed\n", __FUNCTION__);
return -1;
}
if (enable) {
if (is_enabled) {
//printk(KERN_INFO "vibrator power was enabled, already\n");
return 0;
}
/* 3300 mV for Motor IC */
if (aat28xx_ldo_set_level(dev, 1, VIBE_IC_VOLTAGE) < 0) {
printk(KERN_ERR "%s: vibrator LDO set failed\n", __FUNCTION__);
return -EIO;
}
if (aat28xx_ldo_enable(dev, 1, 1) < 0) {
printk(KERN_ERR "%s: vibrator LDO enable failed\n", __FUNCTION__);
return -EIO;
}
is_enabled = 1;
} else {
if (!is_enabled) {
//printk(KERN_INFO "vibrator power was disabled, already\n");
return 0;
}
if (aat28xx_ldo_set_level(dev, 1, 0) < 0) {
printk(KERN_ERR "%s: vibrator LDO set failed\n", __FUNCTION__);
return -EIO;
}
if (aat28xx_ldo_enable(dev, 1, 0) < 0) {
printk(KERN_ERR "%s: vibrator LDO disable failed\n", __FUNCTION__);
return -EIO;
}
is_enabled = 0;
}
return 0;
#endif
#endif
}
