static int imx135_platform_init(struct i2c_client *client)
{
int ret;
if (is_ctp()) {
vemmc1_reg = regulator_get(&client->dev, "vemmc1");
if (IS_ERR(vemmc1_reg)) {
dev_err(&client->dev, "regulator_get failed\n");
return PTR_ERR(vemmc1_reg);
}
}
if (!is_victoriabay() && !is_moorefield()) {
vprog1_reg = regulator_get(&client->dev, "vprog1");
if (IS_ERR(vprog1_reg)) {
dev_err(&client->dev, "regulator_get failed\n");
return PTR_ERR(vprog1_reg);
}
ret = regulator_set_voltage(vprog1_reg, VPROG1_VAL, VPROG1_VAL);
if (ret) {
dev_err(&client->dev, "regulator voltage set failed\n");
regulator_put(vprog1_reg);
}
}
return 0;
}
static int imx135_platform_deinit(void)
{
if (!is_victoriabay() && !is_moorefield())
regulator_put(vprog1_reg);
if (is_ctp())
regulator_put(vemmc1_reg);
return 0;
}
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;
}
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;
}
