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* Fw: TPS65910 Regulator Isuue
       [not found] ` <374812550.2346135.1476799047052@mail.yahoo.com>
@ 2016-10-18 14:11   ` Amit Mahadik
  0 siblings, 0 replies; only message in thread
From: Amit Mahadik @ 2016-10-18 14:11 UTC (permalink / raw)
  To: kernelnewbies




Hi,? ? ?I am working on integrating TPS695190 regulator code into kernel version 4.4.16. The regulator powers MMC card slot using Designware MMC controller. I have declared the necessary code in my board.c file. The MMC card slot is powered by ldo8 supply declared as
-----------------------------------------------------------------------------Code---------------------------------------------------------------------------------

static struct regulator_consumer_supply opv5xc_ldo8_supply[] = {
??????? REGULATOR_SUPPLY("sd_vdd", NULL),
};

static struct regulator_init_data opv5xc_ldo8 = {
??????? .constraints = {
??????????????? .min_uV = 1000000,
??????????????? .max_uV = 3300000,
??????????????? .valid_ops_mask = (REGULATOR_CHANGE_VOLTAGE |
??????????????????????????????? REGULATOR_CHANGE_STATUS),
??????????????? .boot_on = 1,
??????? },
??????? .num_consumer_supplies = ARRAY_SIZE(opv5xc_ldo8_supply),
??????? .consumer_supplies = opv5xc_ldo8_supply,
};
static struct tps65910_board tps65910_pdata = {
????? ??????? .tps65910_pmic_init_data[TPS65911_REG_LDO8]???? = &opv5xc_ldo8,
};
static struct i2c_board_info __initdata opv5xc_i2c1_devs[] = {
??????? {
??????????????? I2C_BOARD_INFO ("tps65911", TPS65910_I2C_ID1),
??????????????? .platform_data = &tps65910_pdata,
??????? },
};
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------
When I call regulator_get struct regulator *sd_vdd = regulator_get(NULL, "sd_vdd");? function from the Designware MMC driver code function the kernel panics.I have attached the log file for reference. Can somebody please let me know what I am doing wrong here?
Regards,Amit.


   
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2016-10-18 14:11   ` Fw: TPS65910 Regulator Isuue Amit Mahadik

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