/******************************************************************************
* function: tuner_drv_ctl_power
* brief : power control of a driver
* date : 2011.08.26
* author : M.Takahashi(*)
*
* return : 0 normal exit
* : -1 error exit
* input : data setting data
* output : none
******************************************************************************/
int tuner_drv_ctl_power( int data )
{
/* power on */
if( data == TUNER_DRV_CTL_POWON )
{
printk("tuner_drv_ctl_power poweron\n");
/* poweron gpio config setting */
tuner_drv_gpio_config_poweron();
/* TMM_PWR_EN high */
gpio_set_value(isdbtmm_pdata->gpio_en, 1);
/* 15ms sleep */
usleep_range(15000, 15000);
/* TMM_RST high */
gpio_set_value(isdbtmm_pdata->gpio_rst, 1);
/* 2ms sleep */
usleep_range(2000, 2000);
}
/* power off */
else
{
printk("tuner_drv_ctl_power poweroff\n");
/* poweroff gpio config setting */
tuner_drv_gpio_config_poweroff();
gpio_set_value(isdbtmm_pdata->gpio_i2c_sda, 0);
printk("ISDBTMM POWER OFF GPIO_I2C_SDA = %d\n",gpio_get_value_cansleep(isdbtmm_pdata->gpio_i2c_sda));
gpio_set_value(isdbtmm_pdata->gpio_spi_di, 0);
gpio_set_value(isdbtmm_pdata->gpio_spi_do, 0);
gpio_set_value(isdbtmm_pdata->gpio_spi_clk, 0);
gpio_set_value(isdbtmm_pdata->gpio_spi_cs, 0);
/* 1ms sleep */
usleep_range(1000, 1000);
/* TMM_RST low */
gpio_set_value(isdbtmm_pdata->gpio_rst, 0);
/* 2ms sleep */
usleep_range(2000, 2000);
/* TMM_PWR_EN low */
gpio_set_value(isdbtmm_pdata->gpio_en, 0);
}
return 0;
}
/******************************************************************************
* function: tuner_drv_ctl_power
* brief : power control of a driver
* date : 2011.08.26
* author : M.Takahashi(*)
*
* return : 0 normal exit
* : -1 error exit
* input : data setting data
* output : none
******************************************************************************/
int tuner_drv_ctl_power( int data )
{
/* power on */
if( data == TUNER_DRV_CTL_POWON )
{
DEBUG_PRINT("tuner_drv_ctl_power poweron\n");
/* poweron gpio config setting */
tuner_drv_gpio_config_poweron();
/* TMM_PWR_EN high */
gpio_set_value(GPIO_TMM_PWR_EN, GPIO_LEVEL_HIGH);
/* 15ms sleep */
usleep_range(15000, 15000);
/* TMM_RST high */
gpio_set_value(GPIO_TMM_RST, GPIO_LEVEL_HIGH);
/* 2ms sleep */
usleep_range(2000, 2000);
}
/* power off */
else
{
DEBUG_PRINT("tuner_drv_ctl_power poweroff\n");
/* poweroff gpio config setting */
tuner_drv_gpio_config_poweroff();
/* 1ms sleep */
usleep_range(1000, 1000);
/* TMM_RST low */
gpio_set_value(GPIO_TMM_RST, GPIO_LEVEL_LOW);
/* 2ms sleep */
usleep_range(2000, 2000);
/* TMM_PWR_EN low */
gpio_set_value(GPIO_TMM_PWR_EN, GPIO_LEVEL_LOW);
}
return 0;
}
/******************************************************************************
* function: tuner_drv_ctl_power
* brief : power control of a driver
* date : 2011.08.26
* author : M.Takahashi(*)
*
* return : 0 normal exit
* : -1 error exit
* input : data setting data
* output : none
******************************************************************************/
int tuner_drv_ctl_power( int data )
{
int ret = 0;
int result = 0;
static struct regulator *tmm_vreg_l15;
static struct regulator *tmm_vreg_l27;
/* Get Power ON 1.8V Reulator */
if ( NULL == tmm_vreg_l15 )
{
tmm_vreg_l15 = regulator_get ( NULL, "8921_l15" );
if ( IS_ERR ( tmm_vreg_l15 ))
{
ERROR_PRINT("could not get 8921_l15, rc = %ld",
PTR_ERR(tmm_vreg_l15));
tmm_vreg_l15 = NULL;
return ret;
}
ret = regulator_set_voltage(tmm_vreg_l15, 1800000, 1800000 );
if ( ret )
{
ERROR_PRINT("set voltage l15 failed, rc=%d", ret);
tmm_vreg_l15 = NULL;
return ret;
}
}
/* Get Power ON 1.1V Reulator */
if ( NULL == tmm_vreg_l27 )
{
tmm_vreg_l27 = regulator_get(NULL, "8921_l27");
if ( IS_ERR ( tmm_vreg_l27 ))
{
ERROR_PRINT("could not get 8921_l27, rc = %ld",
PTR_ERR(tmm_vreg_l27));
tmm_vreg_l27 = NULL;
return ret;
}
ret = regulator_set_voltage(tmm_vreg_l27, 1100000, 1100000 );
if ( ret )
{
ERROR_PRINT("set voltage l27 failed, rc=%d", ret);
tmm_vreg_l27 = NULL;
return ret;
}
}
/* power on */
if( data == TUNER_DRV_CTL_POWON )
{
DEBUG_PRINT("tuner_drv_ctl_power poweron");
/* poweron gpio config setting */
tuner_drv_gpio_config_poweron();
/* P.ON = 1.8V */
if ( NULL != tmm_vreg_l15 )
{
ret = regulator_enable(tmm_vreg_l15);
if ( ret )
{
ERROR_PRINT("enable l15 failed, rc=%d", ret);
return ret;
}
}
/* P.ON = 1.1V */
if ( NULL != tmm_vreg_l27 )
{
ret = regulator_enable(tmm_vreg_l27);
if ( ret )
{
ERROR_PRINT("enable l27 failed, rc=%d", ret);
return ret;
}
}
/* TMM_PWR_EN high */
ret = ice_gpiox_set(FPGA_GPIO_TMM_PWR_EN, 1);
if (ret < 0)
{
ERROR_PRINT("FPGA_GPIO_TMM_PWR_EN high set error");
return ret;
}
/* 15ms sleep */
usleep_range(15000, 15000);
/* TMM_RST high */
ret = ice_gpiox_set(FPGA_GPIO_TMM_RST, 1);
if (ret < 0)
{
ERROR_PRINT("FPGA_GPIO_TMM_RST high set error");
return ret;
}
/* 2ms sleep */
usleep_range(2000, 2000);
}
/* power off */
else
{
DEBUG_PRINT("tuner_drv_ctl_power poweroff");
/* poweroff gpio config setting */
tuner_drv_gpio_config_poweroff();
/* 1ms sleep */
usleep_range(1000, 1000);
/* TMM_RST low */
ret = ice_gpiox_set(FPGA_GPIO_TMM_RST, 0);
if (ret < 0)
{
ERROR_PRINT("FPGA_GPIO_TMM_RST low set error");
result = ret;
}
/* 2ms sleep */
usleep_range(2000, 2000);
/* TMM_PWR_EN low */
ret = ice_gpiox_set(FPGA_GPIO_TMM_PWR_EN, 0);
if (ret < 0)
{
ERROR_PRINT("FPGA_GPIO_TMM_PWR_EN low set error");
result = ret;
}
/* P.OFF = 1.8V */
if (regulator_is_enabled(tmm_vreg_l15))
{
ret = regulator_disable(tmm_vreg_l15);
if ( ret )
{
ERROR_PRINT("disable l15 failed, rc=%d", ret);
result = -1;
}
}
/* P.OFF = 1.1V */
if (regulator_is_enabled(tmm_vreg_l27))
{
ret = regulator_disable(tmm_vreg_l27);
if ( ret )
{
ERROR_PRINT("disable l27 failed, rc=%d", ret);
result = -1;
}
}
}
return ( result );
}
