static int mt9v113_power_ctrl(struct v4l2_subdev *sd, int flag)
{
int ret;
if (camera_power_down < 0) {
ret = camera_sensor_gpio(-1, GP_CAMERA_1_POWER_DOWN,
GPIOF_DIR_OUT, 1);
if (ret < 0) {
pr_err("%s not available.", GP_CAMERA_1_POWER_DOWN);
return ret;
}
camera_power_down = ret;
}
if (camera_1p8 < 0) {
ret = camera_sensor_gpio(-1, GP_CAMERA_1P8,
GPIOF_DIR_OUT, 1);
if (ret < 0) {
pr_err("%s not available.", GP_CAMERA_1P8);
return ret;
}
camera_1p8 = ret;
}
if (flag) {
if (camera_power_down >= 0)
gpio_set_value(camera_power_down, 0);
if (camera_1p8 >= 0)
gpio_set_value(camera_1p8, 0);
if (!camera_vprog1_on) {
camera_vprog1_on = 1;
intel_scu_ipc_msic_vprog1(1);
}
} else {
/* Put sensor into HW standby mode */
if (camera_power_down >= 0)
gpio_set_value(camera_power_down, 1);
if (camera_vprog1_on) {
camera_vprog1_on = 0;
intel_scu_ipc_msic_vprog1(0);
}
if (camera_1p8 >= 0)
gpio_set_value(camera_1p8, 1);
/* Release the standby */
if (camera_power_down >= 0)
gpio_set_value(camera_power_down, 0);
/*
* camera_1p8 is shared pin, so should free it
* when don't use it.
*/
gpio_free(camera_1p8);
camera_1p8 = -1;
}
return 0;
}
static int imx134_power_ctrl(struct v4l2_subdev *sd, int flag)
{
#ifdef CONFIG_CRYSTAL_COVE
struct i2c_client *client = v4l2_get_subdevdata(sd);
#endif
int ret = 0;
if (flag) {
if (!camera_vprog1_on) {
#ifdef CONFIG_CRYSTAL_COVE
ret = camera_pmic_set(flag);
if (ret) {
dev_err(&client->dev,
"Failed to enable regulator\n");
return ret;
}
#elif defined(CONFIG_INTEL_SCU_IPC_UTIL)
ret = intel_scu_ipc_msic_vprog1(1);
#else
pr_err("imx134 power is not set.\n");
#endif
if (!ret) {
/* imx1x5 VDIG rise to XCLR release */
usleep_range(1000, 1200);
camera_vprog1_on = 1;
}
return ret;
}
} else {
if (camera_vprog1_on) {
#ifdef CONFIG_CRYSTAL_COVE
ret = camera_pmic_set(flag);
if (ret) {
dev_err(&client->dev,
"Failed to enable regulator\n");
return ret;
}
#elif defined(CONFIG_INTEL_SCU_IPC_UTIL)
ret = intel_scu_ipc_msic_vprog1(0);
#else
pr_err("imx134 power is not set.\n");
#endif
if (!ret)
camera_vprog1_on = 0;
return ret;
}
}
return ret;
}
static int imx175_power_ctrl(struct v4l2_subdev *sd, int flag)
{
int ret = 0;
if (flag) {
if (!camera_vprog1_on) {
#ifdef CONFIG_CRYSTAL_COVE
/*
* This should call VRF APIs.
*
* VRF not implemented for BTY, so call this
* as WAs
*/
ret = camera_set_pmic_power(CAMERA_2P8V, true);
if (ret)
return ret;
ret = camera_set_pmic_power(CAMERA_1P8V, true);
#elif defined(CONFIG_INTEL_SCU_IPC_UTIL)
ret = intel_scu_ipc_msic_vprog1(1);
#else
pr_err("imx175 power is not set.\n");
#endif
if (!ret) {
/* imx1x5 VDIG rise to XCLR release */
usleep_range(1000, 1200);
camera_vprog1_on = 1;
}
return ret;
}
} else {
if (camera_vprog1_on) {
#ifdef CONFIG_CRYSTAL_COVE
ret = camera_set_pmic_power(CAMERA_2P8V, false);
if (ret)
return ret;
ret = camera_set_pmic_power(CAMERA_1P8V, false);
#elif defined(CONFIG_INTEL_SCU_IPC_UTIL)
ret = intel_scu_ipc_msic_vprog1(0);
#else
pr_err("imx175 power is not set.\n");
#endif
if (!ret)
camera_vprog1_on = 0;
return ret;
}
}
return ret;
}
/* * Checking the SOC type is temporary workaround to enable OV8830 * on Bodegabay (tangier) platform. Once standard regulator devices * (e.g. vprog1, vprog2) and control functions (pmic_avp) are added * for the platforms with tangier, then we can revert this change. * ([email protected]) */ static int ov8830_power_ctrl(struct v4l2_subdev *sd, int flag) { int ret = 0; /* The camera powering is different on RedHookBay and VictoriaBay * On RHB, vprog1 is at 2.8V and supplies both cameras * On VB, vprog1 supplies the 2nd camera and must not rise over 1.2V * Check if the RHB SW has accidentally been flashed to VB * If yes, don't turn on the regulator. The VB secondary camera will * be permanently damaged by the too high voltage */ if (INTEL_MID_BOARD(2, PHONE, CLVTP, VB, PRO) || INTEL_MID_BOARD(2, PHONE, CLVTP, VB, ENG)) { printk(KERN_ALERT \ "Aborted vprog1 enable to protect VictoriaBay 2nd camera HW\n"); return -ENODEV; } if (flag) { if (!camera_vprog1_on) { if (intel_mid_identify_cpu() == INTEL_MID_CPU_CHIP_TANGIER) ret = intel_scu_ipc_msic_vprog1(1); else ret = regulator_enable(vprog1_reg); if (!ret) camera_vprog1_on = 1; else printk(KERN_ALERT "Failed to enable regulator vprog1\n"); return ret; } } else { if (camera_vprog1_on) { if (intel_mid_identify_cpu() == INTEL_MID_CPU_CHIP_TANGIER) ret = intel_scu_ipc_msic_vprog1(0); else ret = regulator_disable(vprog1_reg); if (!ret) camera_vprog1_on = 0; else printk(KERN_ALERT "Failed to disable regulator vprog1\n"); return ret; } } return ret; }
/*
* The power_down gpio pin is to control OV2722's
* internal power state.
*/
static int ov2722_power_ctrl(struct v4l2_subdev *sd, int flag)
{
#ifdef CONFIG_CRYSTAL_COVE
struct i2c_client *client = v4l2_get_subdevdata(sd);
#endif
int ret = 0;
if (flag) {
if (!camera_vprog1_on) {
#ifdef CONFIG_CRYSTAL_COVE
ret = camera_pmic_set(flag);
if (ret) {
dev_err(&client->dev,
"Failed to enable regulator\n");
return ret;
}
#elif defined(CONFIG_INTEL_SCU_IPC_UTIL)
ret = intel_scu_ipc_msic_vprog1(1);
#else
pr_err("ov2722 power is not set.\n");
#endif
if (!ret)
camera_vprog1_on = 1;
return ret;
}
} else {
if (camera_vprog1_on) {
#ifdef CONFIG_CRYSTAL_COVE
ret = camera_pmic_set(flag);
if (ret) {
dev_err(&client->dev,
"Failed to enable regulator\n");
return ret;
}
#elif defined(CONFIG_INTEL_SCU_IPC_UTIL)
ret = intel_scu_ipc_msic_vprog1(0);
#else
pr_err("ov2722 power is not set.\n");
#endif
if (!ret)
camera_vprog1_on = 0;
return ret;
}
}
return 0;
}
static int imx175_power_ctrl(struct v4l2_subdev *sd, int flag)
{
int ret = 0;
if (flag) {
if (!camera_vprog1_on) {
if (intel_mid_identify_cpu() !=
INTEL_MID_CPU_CHIP_VALLEYVIEW2)
ret = intel_scu_ipc_msic_vprog1(1);
#ifdef CONFIG_CRYSTAL_COVE
/*
* This should call VRF APIs.
*
* VRF not implemented for BTY, so call this
* as WAs
*/
ret = camera_set_pmic_power(CAMERA_2P8V, true);
if (ret)
return ret;
ret = camera_set_pmic_power(CAMERA_1P8V, true);
#endif
if (!ret) {
/* imx1x5 VDIG rise to XCLR release */
usleep_range(1000, 1200);
camera_vprog1_on = 1;
}
return ret;
}
} else {
if (camera_vprog1_on) {
if (intel_mid_identify_cpu() !=
INTEL_MID_CPU_CHIP_VALLEYVIEW2)
ret = intel_scu_ipc_msic_vprog1(0);
#ifdef CONFIG_CRYSTAL_COVE
ret = camera_set_pmic_power(CAMERA_2P8V, false);
if (ret)
return ret;
ret = camera_set_pmic_power(CAMERA_1P8V, false);
#endif
if (!ret)
camera_vprog1_on = 0;
return ret;
}
}
return ret;
}
int camera_set_vprog_power(enum camera_vprog vprog, bool flag,
enum camera_vprog_voltage voltage)
{
static struct vprog_status status[CAMERA_VPROG_NUM];
static DEFINE_MUTEX(mutex_power);
int ret = 0;
if (vprog >= CAMERA_VPROG_NUM) {
pr_err("%s: invalid vprog number: %d\n", __func__, vprog);
return -EINVAL;
}
mutex_lock(&mutex_power);
/*
* only set power at: first to power on last to power off
*/
if ((flag && status[vprog].user == 0)
|| (!flag && status[vprog].user == 1)) {
switch (vprog) {
case CAMERA_VPROG1:
if (voltage == DEFAULT_VOLTAGE) {
ret = intel_scu_ipc_msic_vprog1(flag);
} else {
pr_err("Error: non-default vprog1 voltage\n");
ret = -EINVAL;
}
break;
case CAMERA_VPROG2:
if (voltage == DEFAULT_VOLTAGE) {
ret = intel_scu_ipc_msic_vprog2(flag);
} else {
pr_err("Error: non-default vprog2 voltage\n");
ret = -EINVAL;
}
break;
case CAMERA_VPROG3:
ret = camera_set_vprog3(flag, voltage);
break;
default:
pr_err("camera set vprog power: invalid pin number.\n");
ret = -EINVAL;
}
if (ret)
goto done;
}
if (flag)
status[vprog].user++;
else
if (status[vprog].user)
status[vprog].user--;
done:
mutex_unlock(&mutex_power);
return ret;
}
static int imx134_power_ctrl(struct v4l2_subdev *sd, int flag)
{
int ret = 0;
if (flag) {
if (!camera_vprog1_on) {
#ifdef CONFIG_CRYSTAL_COVE
ret = intel_mid_pmic_writeb(VPROG_2P8V, VPROG_ENABLE);
if (ret)
return ret;
ret = intel_mid_pmic_writeb(VPROG_1P8V, VPROG_ENABLE);
#elif defined(CONFIG_INTEL_SCU_IPC_UTIL)
ret = intel_scu_ipc_msic_vprog1(1);
#else
pr_err("imx134 power is not set.\n");
#endif
if (!ret) {
/* imx1x5 VDIG rise to XCLR release */
usleep_range(1000, 1200);
camera_vprog1_on = 1;
}
return ret;
}
} else {
if (camera_vprog1_on) {
#ifdef CONFIG_CRYSTAL_COVE
ret = intel_mid_pmic_writeb(VPROG_2P8V, VPROG_DISABLE);
if (ret)
return ret;
ret = intel_mid_pmic_writeb(VPROG_1P8V, VPROG_DISABLE);
#elif defined(CONFIG_INTEL_SCU_IPC_UTIL)
ret = intel_scu_ipc_msic_vprog1(0);
#else
pr_err("imx134 power is not set.\n");
#endif
if (!ret)
camera_vprog1_on = 0;
return ret;
}
}
return ret;
}
static int imx135_power_ctrl(struct v4l2_subdev *sd, int flag)
{
struct i2c_client *client = v4l2_get_subdevdata(sd);
int ret = 0;
if (is_moorefield()) {
#ifdef CONFIG_INTEL_SCU_IPC_UTIL
ret = intel_scu_ipc_msic_vprog1(flag);
if (ret) {
pr_err("imx135 power failed\n");
return ret;
}
ret = intel_scu_ipc_msic_vprog3(flag);
#else
ret = -ENODEV;
#endif
if (ret)
pr_err("imx135 power failed\n");
if (flag)
usleep_range(1000, 1200);
return ret;
}
if (flag) {
if (is_ctp()) {
if (!camera_vemmc1_on) {
camera_vemmc1_on = 1;
ret = regulator_enable(vemmc1_reg);
if (ret) {
dev_err(&client->dev,
"Failed to enable regulator vemmc1\n");
return ret;
}
}
if (vprog1_reg && !camera_vprog1_on) {
camera_vprog1_on = 1;
ret = regulator_enable(vprog1_reg);
if (ret) {
dev_err(&client->dev,
"Failed to enable regulator vprog1\n");
return ret;
}
}
if (!is_victoriabay()) {
if (camera_power < 0) {
ret = camera_sensor_gpio(-1,
GP_CAMERA_1_POWER_DOWN,
GPIOF_DIR_OUT, 1);
if (ret < 0)
return ret;
camera_power = ret;
}
gpio_set_value(camera_power, 1);
}
/* min 250us -Initializing time of silicon */
usleep_range(250, 300);
} else {
if (!camera_vprog1_on) {
ret = regulator_enable(vprog1_reg);
if (!ret) {
/* imx1x5 VDIG rise to XCLR release */
usleep_range(1000, 1200);
camera_vprog1_on = 1;
}
return ret;
}
}
} else {
if (is_ctp()) {
if (camera_vemmc1_on) {
camera_vemmc1_on = 0;
ret = regulator_disable(vemmc1_reg);
if (ret) {
dev_err(&client->dev,
"Failed to disable regulator vemmc1\n");
return ret;
}
}
if (vprog1_reg && camera_vprog1_on) {
camera_vprog1_on = 0;
ret = regulator_disable(vprog1_reg);
if (ret) {
dev_err(&client->dev,
"Failed to disable regulator vprog1\n");
return ret;
}
}
} else {
if (camera_vprog1_on) {
ret = regulator_disable(vprog1_reg);
if (!ret)
camera_vprog1_on = 0;
return ret;
}
}
}
return 0;
}
/*
* The camera_v1p8_en gpio pin is to enable 1.8v power.
*/
static int ov2685f_power_ctrl(struct v4l2_subdev *sd, int flag)
{
int ret = 0;
/* int pin = CAMERA_1P8_EN; */
int val;
#if 0
ret = gpio_request(pin, "camera_v1p8_en");
if (ret) {
pr_err("Request camera_v1p8_en failed.\n");
gpio_free(pin);
ret = gpio_request(pin, "camera_v1p8_en");
if (ret) {
pr_err("Request camera_v1p8_en still failed.\n");
return ret;
}
}
gpio_direction_output(pin, 0);
#endif
if (flag) {
if (!camera_vprog1_on) {
#ifdef CONFIG_CRYSTAL_COVE
/*
* This should call VRF APIs.
*
* VRF not implemented for BTY, so call this
* as WAs
*/
camera_set_pmic_power(CAMERA_2P8V, true);
camera_set_pmic_power(CAMERA_1P8V, true);
#elif defined(CONFIG_INTEL_SCU_IPC_UTIL)
ret = intel_scu_ipc_msic_vprog1(1);
#else
pr_err("ov2685f power is not set.\n");
#endif
#if 0
/* enable 1.8v power */
gpio_set_value(pin, 1);
#endif
camera_vprog1_on = 1;
usleep_range(10000, 11000);
}
} else {
if (camera_vprog1_on) {
#ifdef CONFIG_CRYSTAL_COVE
camera_set_pmic_power(CAMERA_2P8V, false);
camera_set_pmic_power(CAMERA_1P8V, false);
#elif defined(CONFIG_INTEL_SCU_IPC_UTIL)
ret = intel_scu_ipc_msic_vprog1(0);
#else
pr_err("ov2685f power is not set.\n");
#endif
#if 0
/* disable 1.8v power */
gpio_set_value(pin, 0);
#endif
camera_vprog1_on = 0;
}
}
#if 0
gpio_free(pin);
#endif
return 0;
}
static int ov8865_power_ctrl(struct v4l2_subdev *sd, int flag)
{
int ret = 0;
int value = 0;
ov8865_power_pins();
if (flag) {
if (!camera_vprog1_on) {
#ifdef CONFIG_CRYSTAL_COVE
/* AVDD on First */
value = intel_mid_pmic_readb(VPROG_3P3V);
value = value | VPROG_ENABLE;
OV8865_PLAT_LOG(1,"try to enable VPROG_3P3V: value=0x%x\n", value);
ret = intel_mid_pmic_writeb(VPROG_3P3V, value);
usleep_range(2000, 2100);
/* power up sequence control via GPIO*/
gpio_set_value(camera_avdd_en, 1);
usleep_range(1000, 1500);
/* DOVDD and DVDD On*/
OV8865_PLAT_LOG(1,"try to enable VPROG_1P8V\n");
ret = intel_mid_pmic_writeb(VPROG_1P8V, VPROG_ENABLE);
if (ret)
return ret;
gpio_set_value(camera_reset, 1); /* reset is active low */
/* ov8865 reset pulse should be more than 2ms
*/
usleep_range(3500, 4000);
/* VCM 2P8 power on*/
OV8865_PLAT_LOG(1,"try to enable VPROG_2P8V\n");
ret = intel_mid_pmic_writeb(VPROG_2P8V, VPROG_ENABLE);
if (ret)
return ret;
#if 0
gpio_set_value(camera_power_down, 1);
//gpio_set_value(camera_dovdd_en, 1);
usleep_range(2500, 3500);
#endif
gpio_set_value(camera_dvdd_en, 1);
gpio_set_value(camera_vcm_en, 1);
usleep_range(1000, 1500);
#elif defined(CONFIG_INTEL_SCU_IPC_UTIL)
ret = intel_scu_ipc_msic_vprog1(1);
#else
pr_err("ov8865 power is not set.\n");
#endif
if (!ret) {
/* ov8865 VDIG rise to XCLR release */
usleep_range(1000, 1200);
camera_vprog1_on = 1;
}
return ret;
}
} else {
if (camera_vprog1_on) {
#ifdef CONFIG_CRYSTAL_COVE
/* power down sequence control via GPIO*/
gpio_set_value(camera_dvdd_en, 0);
gpio_set_value(camera_vcm_en, 0);
usleep_range(2500, 3500);
//gpio_set_value(camera_power_down, 0);
//gpio_set_value(camera_dovdd_en, 0);
/* power down power rail*/
ret = intel_mid_pmic_writeb(VPROG_2P8V, VPROG_DISABLE);
if (ret)
return ret;
ret = intel_mid_pmic_writeb(VPROG_1P8V, VPROG_DISABLE);
gpio_set_value(camera_reset, 0);
gpio_set_value(camera_avdd_en, 0);
/* WA: We don't know previous status of VPROG_3P3V
* So keep it ON here
*/
#elif defined(CONFIG_INTEL_SCU_IPC_UTIL)
ret = intel_scu_ipc_msic_vprog1(0);
#else
pr_err("ov8865 power is not set.\n");
#endif
if (!ret)
camera_vprog1_on = 0;
return ret;
}
}
return ret;
}
static int mt9m114_power_ctrl(struct v4l2_subdev *sd, int flag)
{
#ifdef CONFIG_BOARD_CTP
int reg_err;
#endif
#ifndef CONFIG_BOARD_CTP
int ret;
/* Note here, there maybe a workaround to avoid I2C SDA issue */
if (mt9m114_camera_power_down < 0) {
ret = camera_sensor_gpio(-1, GP_CAMERA_1_POWER_DOWN,
GPIOF_DIR_OUT, 1);
#ifndef CONFIG_BOARD_REDRIDGE
if (ret < 0)
return ret;
#endif
mt9m114_camera_power_down = ret;
}
if (mt9m114_camera_reset < 0) {
ret = camera_sensor_gpio(-1, GP_CAMERA_1_RESET,
GPIOF_DIR_OUT, 1);
if (ret < 0)
return ret;
mt9m114_camera_reset = ret;
}
#endif
if (flag) {
#ifndef CONFIG_BOARD_CTP
if (!mt9e013_reset_value) {
if (mt9e013_reset)
mt9e013_reset(sd);
mt9e013_reset_value = 1;
}
#ifdef CONFIG_BOARD_REDRIDGE
gpio_direction_output(mt9m114_camera_reset, 0);
#endif
gpio_set_value(mt9m114_camera_reset, 0);
#endif
if (!mt9e013_camera_vprog1_on) {
mt9m114_camera_vprog1_on = 1;
#ifdef CONFIG_BOARD_CTP
reg_err = regulator_enable(vprog1_reg);
if (reg_err) {
printk(KERN_ALERT, "Failed to enable regulator vprog1\n");
return reg_err;
}
#else
intel_scu_ipc_msic_vprog1(1);
#endif
}
#ifndef CONFIG_BOARD_CTP
#ifdef CONFIG_BOARD_REDRIDGE
if (mt9m114_camera_power_down >= 0)
gpio_set_value(mt9m114_camera_power_down, 1);
#else
gpio_set_value(mt9m114_camera_power_down, 1);
#endif
#endif
} else {
if (mt9m114_camera_vprog1_on) {
mt9m114_camera_vprog1_on = 0;
#ifdef CONFIG_BOARD_CTP
reg_err = regulator_disable(vprog1_reg);
if (reg_err) {
printk(KERN_ALERT, "Failed to disable regulator vprog1\n");
return reg_err;
}
#else
intel_scu_ipc_msic_vprog1(0);
#endif
}
#ifndef CONFIG_BOARD_CTP
#ifdef CONFIG_BOARD_REDRIDGE
if (mt9m114_camera_power_down >= 0)
gpio_set_value(mt9m114_camera_power_down, 0);
#else
gpio_set_value(mt9m114_camera_power_down, 0);
#endif
mt9e013_reset_value = 0;
#endif
}
return 0;
}
static int t4k35_power_ctrl(struct v4l2_subdev *sd, int flag)
{
struct i2c_client *client = v4l2_get_subdevdata(sd);
int ret = 0;
int reset_gpio_pin, vcm_pd_gpio_pin;
if (first_open) {
camera_reset = -1;
camera_power = -1;
camera_vcm_pd = -1;
camera_sensor_2_8v = -1;
HW_ID = Read_HW_ID();
first_open = false;
}
reset_gpio_pin = 177;
vcm_pd_gpio_pin = 175;
if (camera_reset < 0) {
gpio_free(reset_gpio_pin);
ret = camera_sensor_gpio(reset_gpio_pin, GP_CAMERA_0_RESET,
GPIOF_DIR_OUT, 0);
if (ret < 0) {
pr_err("%s error\n", GP_CAMERA_0_RESET);
return ret;
}
camera_reset = reset_gpio_pin;
}
if (camera_vcm_pd < 0) {
ret = camera_sensor_gpio(vcm_pd_gpio_pin, GP_CAMERA_0_POWER_DOWN,
GPIOF_DIR_OUT, 0);
if (ret < 0) {
pr_err("%s error\n", GP_CAMERA_0_POWER_DOWN);
return ret;
}
camera_vcm_pd = reset_gpio_pin;
}
pr_info("[t4k35_platform] HW_ID = %d\n", HW_ID);
if (camera_sensor_2_8v < 0 && HW_ID >= 3) { /*for PR HW change 2.8V*/
ret = camera_sensor_gpio(-1, GP_CAMERA_1_2_8v,
GPIOF_DIR_OUT, 0);
if (ret < 0) {
pr_err("%s not available.\n", GP_CAMERA_1_2_8v);
return ret;
}
camera_sensor_2_8v = GP_CORE_012;
}
#if 0
if (is_moorefield()) {
#ifdef CONFIG_INTEL_SCU_IPC_UTIL
ret = intel_scu_ipc_msic_vprog1(flag);
if (ret) {
pr_err("t4k35 power failed\n");
return ret;
}
ret = intel_scu_ipc_msic_vprog3(flag);
#else
ret = -ENODEV;
#endif
if (ret)
pr_err("t4k35 power failed\n");
if (flag)
usleep_range(1000, 1200);
return ret;
}
#endif
if (flag) {
gpio_set_value(camera_reset, 0);
usleep_range(200, 300);
pr_info("%s camera_reset is low\n", __func__);
/* turn on VCM power 2.85V */
if (!camera_vemmc1_on) {
camera_vemmc1_on = 1;
ret = regulator_enable(vemmc1_reg);
/* ret = regulator_enable(vemmc1_reg); */
if (!ret) {
pr_info("%s enable regulator vemmc1 2.85V\n", __func__);
} else {
pr_err("%s Failed to enable regulator vemmc1\n", __func__);
return ret;
}
}
if (!camera_vprog2_on) {
camera_vprog2_on = 1;
ret = regulator_enable(vprog2_reg);
if (!ret) {
pr_info("%s enable regulator vprog2 1.2V\n", __func__);
} else {
pr_err("%s Failed to enable regulator vprog2\n", __func__);
return ret;
}
}
if (!camera_vprog1_on) {
camera_vprog1_on = 1;
ret = regulator_enable(vprog1_reg);
if (!ret) {
pr_info("%s enable regulator vprog1 1.8V\n", __func__);
} else {
pr_err("%s Failed to enable regulator vprog1\n", __func__);
return ret;
}
}
if (camera_sensor_2_8v >= 0) {
gpio_set_value(camera_sensor_2_8v, 1);
pr_err("<<< 2.8v = 1\n");
}
} else {
if (camera_sensor_2_8v >= 0) {
gpio_set_value(camera_sensor_2_8v, 0);
pr_err("<<< 2.8v = 0\n");
gpio_free(camera_sensor_2_8v);
camera_sensor_2_8v = -1;
}
if (camera_vprog1_on) {
camera_vprog1_on = 0;
ret = regulator_disable(vprog1_reg);
if (!ret) {
pr_info("%s disable regulator vprog1 1.8V\n", __func__);
} else {
pr_err("%s Failed to disable regulator vprog1\n", __func__);
return ret;
}
}
if (camera_vprog2_on) {
camera_vprog2_on = 0;
ret = regulator_disable(vprog2_reg);
if (!ret) {
pr_info("%s disable regulator vprog2 1.2V\n", __func__);
} else {
pr_err("%s Failed to disable regulator vprog2\n", __func__);
return ret;
}
}
/* turn off VCM power 2.85V */
if (camera_vemmc1_on) {
camera_vemmc1_on = 0;
ret = regulator_disable(vemmc1_reg);
if (!ret) {
pr_info("%s disable regulator vemmc1 2.85V\n", __func__);
} else {
pr_err("%s Failed to disable regulator vemmc1\n", __func__);
return ret;
}
}
}
return 0;
}
/* * Checking the SOC type is temporary workaround to enable OV5670 * on Bodegabay (tangier) platform. Once standard regulator devices * (e.g. vprog2, vprog1) and control functions (pmic_avp) are added * for the platforms with tangier, then we can revert this change. * ([email protected]) */ static int ov5670_power_ctrl(struct v4l2_subdev *sd, int flag) { struct i2c_client *client = v4l2_get_subdevdata(sd); int ret = 0, gpio; if (offset_3 != 0) { if (camera_2v8_vcm_power_enable < 0) { gpio = camera_sensor_gpio(-1, "NFC-intr", GPIOF_DIR_OUT, 0); if (gpio < 0) return gpio; camera_2v8_vcm_power_enable = gpio;/*174*/ /* set camera vcm power pin mode to gpio */ lnw_gpio_set_alt(camera_2v8_vcm_power_enable, LNW_GPIO); pr_err("%s: set 2.8V vcm as GPIO\n", __func__); } } if (camera_1v2_power_enable < 0) { gpio = camera_sensor_gpio(-1, "GP_CAMERA_2_PD", GPIOF_DIR_OUT, 0); if (gpio < 0) return gpio; camera_1v2_power_enable = gpio; /* set camera vcm power pin mode to gpio */ lnw_gpio_set_alt(camera_1v2_power_enable, LNW_GPIO); pr_err("%s: Set 1.2V as GPIO\n", __func__); } if (flag) { if (offset_3 == 0) { if (camera_reset < 0) { ret = camera_sensor_gpio(-1, "GP_SUB_CAM_PWDN", GPIOF_DIR_OUT, 0); printk("%s: request gpio camera_reset = %d, flag = %d\n", __func__, ret, flag); if (ret < 0) return ret; camera_reset = ret;/*48*/ printk("%s: 8M sku offset_3 = %d\n", __func__, offset_3); } } else { if (camera_reset < 0) { ret = camera_sensor_gpio(-1, GP_CAMERA_0_RESET, GPIOF_DIR_OUT, 0); printk("%s: request gpio camera_reset = %d, flag = %d\n", __func__, ret, flag); if (ret < 0) return ret; camera_reset = ret; /*9*/ printk("%s: 5M sku offset_3 = %d\n", __func__, offset_3); } } if (camera_reset >= 0){ gpio_set_value(camera_reset, 0); printk("%s: camera_reset = 0\n", __func__); msleep(1); } } if (flag) { ret = intel_scu_ipc_msic_vprog1(flag); //2.8V if (ret) { pr_err("%s: 2.8V power failed\n", __func__); return ret; } ret = intel_scu_ipc_msic_vprog2(flag); //1.8V if (ret) { pr_err("%s: 1.8V power failed\n", __func__); return ret; } if (offset_3 != 0) { ret = control_vcm_phy_power(PMIC_VLDOCNT, flag); pr_err("%s: Set camera vcm 2.8V(V_SWITCH) on\n", __func__); if (ret) { pr_err("%s: VCM 3.3V power failed\n", __func__); return ret; } } if (offset_3 != 0) { pr_err("%s: Set camera vcm 2.8V on = %d\n", __func__, camera_2v8_vcm_power_enable); gpio_set_value(camera_2v8_vcm_power_enable, 1); } pr_err("%s: Set camera 1.2V on = %d\n", __func__, camera_1v2_power_enable); gpio_set_value(camera_1v2_power_enable, 1); }else { pr_err("%s: Set camera 1.2V off\n", __func__); gpio_set_value(camera_1v2_power_enable, 0); gpio_free(camera_1v2_power_enable); camera_1v2_power_enable = -1; if (offset_3 != 0) { pr_err("%s: Set camera vcm 2.8V off\n", __func__); gpio_set_value(camera_2v8_vcm_power_enable, 0); gpio_free(camera_2v8_vcm_power_enable); camera_2v8_vcm_power_enable = -1; } if (offset_3 != 0) { ret = control_vcm_phy_power(PMIC_VLDOCNT, flag); pr_err("%s: Set camera vcm 2.8V(V_SWITCH) off\n", __func__); if (ret) { pr_err("%s: VCM 3.3V power failed\n", __func__); return ret; } } ret = intel_scu_ipc_msic_vprog2(flag); //1.8V if (ret) { pr_err("%s: 1.8V power failed\n", __func__); return ret; } ret = intel_scu_ipc_msic_vprog1(flag); //2.8V if (ret) { pr_err("%s: 2.8V power failed\n", __func__); return ret; } } if (flag) usleep_range(1000, 1200); return ret; }
static int mt9m114_power_ctrl(struct v4l2_subdev *sd, int flag)
{
#ifdef CONFIG_BOARD_CTP
int reg_err;
#endif
#ifndef CONFIG_BOARD_CTP
int ret;
/* The camera powering is different on RedHookBay and VictoriaBay
* On RHB, vprog1 is at 2.8V and supplies both cameras
* On VB, vprog1 supplies the 2nd camera and must not rise over 1.2V
* Check if the RHB SW has accidentally been flashed to VB
* If yes, don't turn on the regulator. The VB secondary camera will
* be permanently damaged by the too high voltage
*/
if (INTEL_MID_BOARD(2, PHONE, CLVTP, VB, PRO) ||
INTEL_MID_BOARD(2, PHONE, CLVTP, VB, ENG)) {
printk(KERN_ALERT \
"Aborted vprog1 enable to protect VictoriaBay 2nd camera HW\n");
return -ENODEV;
}
/* Note here, there maybe a workaround to avoid I2C SDA issue */
if (camera_power_down < 0) {
ret = camera_sensor_gpio(-1, GP_CAMERA_1_POWER_DOWN,
GPIOF_DIR_OUT, 1);
#ifndef CONFIG_BOARD_REDRIDGE
if (ret < 0)
return ret;
#endif
camera_power_down = ret;
}
if (camera_reset < 0) {
ret = camera_sensor_gpio(-1, GP_CAMERA_1_RESET,
GPIOF_DIR_OUT, 1);
if (ret < 0)
return ret;
camera_reset = ret;
}
#endif
if (flag) {
#ifndef CONFIG_BOARD_CTP
if (!mt9e013_reset_value) {
if (mt9e013_reset)
mt9e013_reset(sd);
mt9e013_reset_value = 1;
}
#ifdef CONFIG_BOARD_REDRIDGE
gpio_direction_output(camera_reset, 0);
#endif
gpio_set_value(camera_reset, 0);
#endif
if (!camera_vprog1_on) {
camera_vprog1_on = 1;
#ifdef CONFIG_BOARD_CTP
reg_err = regulator_enable(vprog1_reg);
if (reg_err) {
printk(KERN_ALERT "Failed to enable regulator vprog1\n");
return reg_err;
}
#else
intel_scu_ipc_msic_vprog1(1);
#endif
}
#ifndef CONFIG_BOARD_CTP
#ifdef CONFIG_BOARD_REDRIDGE
if (camera_power_down >= 0)
gpio_set_value(camera_power_down, 1);
#else
gpio_set_value(camera_power_down, 1);
#endif
#endif
} else {
if (camera_vprog1_on) {
camera_vprog1_on = 0;
#ifdef CONFIG_BOARD_CTP
reg_err = regulator_disable(vprog1_reg);
if (reg_err) {
printk(KERN_ALERT "Failed to disable regulator vprog1\n");
return reg_err;
}
#else
intel_scu_ipc_msic_vprog1(0);
#endif
}
#ifndef CONFIG_BOARD_CTP
#ifdef CONFIG_BOARD_REDRIDGE
if (camera_power_down >= 0)
gpio_set_value(camera_power_down, 0);
#else
gpio_set_value(camera_power_down, 0);
#endif
mt9e013_reset_value = 0;
#endif
}
return 0;
}
