mirror of
https://github.com/AetherDroid/android_kernel_samsung_on5xelte.git
synced 2025-09-09 01:28:05 -04:00
Fixed MTP to work with TWRP
This commit is contained in:
awab228
commit
f6dfaef42e
50820 changed files with 20846062 additions and 0 deletions
235
drivers/regulator/tps65217-regulator.c
Normal file
235
drivers/regulator/tps65217-regulator.c
Normal file
|
|
@ -0,0 +1,235 @@
|
|||
/*
|
||||
* tps65217-regulator.c
|
||||
*
|
||||
* Regulator driver for TPS65217 PMIC
|
||||
*
|
||||
* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
* modify it under the terms of the GNU General Public License as
|
||||
* published by the Free Software Foundation version 2.
|
||||
*
|
||||
* This program is distributed "as is" WITHOUT ANY WARRANTY of any
|
||||
* kind, whether express or implied; without even the implied warranty
|
||||
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*/
|
||||
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/module.h>
|
||||
#include <linux/device.h>
|
||||
#include <linux/init.h>
|
||||
#include <linux/err.h>
|
||||
#include <linux/platform_device.h>
|
||||
|
||||
#include <linux/regulator/of_regulator.h>
|
||||
#include <linux/regulator/driver.h>
|
||||
#include <linux/regulator/machine.h>
|
||||
#include <linux/mfd/tps65217.h>
|
||||
|
||||
#define TPS65217_REGULATOR(_name, _id, _of_match, _ops, _n, _vr, _vm, _em, \
|
||||
_t, _lr, _nlr) \
|
||||
{ \
|
||||
.name = _name, \
|
||||
.id = _id, \
|
||||
.of_match = of_match_ptr(_of_match), \
|
||||
.regulators_node= of_match_ptr("regulators"), \
|
||||
.ops = &_ops, \
|
||||
.n_voltages = _n, \
|
||||
.type = REGULATOR_VOLTAGE, \
|
||||
.owner = THIS_MODULE, \
|
||||
.vsel_reg = _vr, \
|
||||
.vsel_mask = _vm, \
|
||||
.enable_reg = TPS65217_REG_ENABLE, \
|
||||
.enable_mask = _em, \
|
||||
.volt_table = _t, \
|
||||
.linear_ranges = _lr, \
|
||||
.n_linear_ranges = _nlr, \
|
||||
} \
|
||||
|
||||
static const unsigned int LDO1_VSEL_table[] = {
|
||||
1000000, 1100000, 1200000, 1250000,
|
||||
1300000, 1350000, 1400000, 1500000,
|
||||
1600000, 1800000, 2500000, 2750000,
|
||||
2800000, 3000000, 3100000, 3300000,
|
||||
};
|
||||
|
||||
static const struct regulator_linear_range tps65217_uv1_ranges[] = {
|
||||
REGULATOR_LINEAR_RANGE(900000, 0, 24, 25000),
|
||||
REGULATOR_LINEAR_RANGE(1550000, 25, 30, 50000),
|
||||
REGULATOR_LINEAR_RANGE(1850000, 31, 52, 50000),
|
||||
REGULATOR_LINEAR_RANGE(3000000, 53, 55, 100000),
|
||||
REGULATOR_LINEAR_RANGE(3300000, 56, 62, 0),
|
||||
};
|
||||
|
||||
static const struct regulator_linear_range tps65217_uv2_ranges[] = {
|
||||
REGULATOR_LINEAR_RANGE(1500000, 0, 8, 50000),
|
||||
REGULATOR_LINEAR_RANGE(2000000, 9, 13, 100000),
|
||||
REGULATOR_LINEAR_RANGE(2450000, 14, 31, 50000),
|
||||
};
|
||||
|
||||
static int tps65217_pmic_enable(struct regulator_dev *dev)
|
||||
{
|
||||
struct tps65217 *tps = rdev_get_drvdata(dev);
|
||||
int rid = rdev_get_id(dev);
|
||||
|
||||
if (rid < TPS65217_DCDC_1 || rid > TPS65217_LDO_4)
|
||||
return -EINVAL;
|
||||
|
||||
/* Enable the regulator and password protection is level 1 */
|
||||
return tps65217_set_bits(tps, TPS65217_REG_ENABLE,
|
||||
dev->desc->enable_mask, dev->desc->enable_mask,
|
||||
TPS65217_PROTECT_L1);
|
||||
}
|
||||
|
||||
static int tps65217_pmic_disable(struct regulator_dev *dev)
|
||||
{
|
||||
struct tps65217 *tps = rdev_get_drvdata(dev);
|
||||
int rid = rdev_get_id(dev);
|
||||
|
||||
if (rid < TPS65217_DCDC_1 || rid > TPS65217_LDO_4)
|
||||
return -EINVAL;
|
||||
|
||||
/* Disable the regulator and password protection is level 1 */
|
||||
return tps65217_clear_bits(tps, TPS65217_REG_ENABLE,
|
||||
dev->desc->enable_mask, TPS65217_PROTECT_L1);
|
||||
}
|
||||
|
||||
static int tps65217_pmic_set_voltage_sel(struct regulator_dev *dev,
|
||||
unsigned selector)
|
||||
{
|
||||
int ret;
|
||||
struct tps65217 *tps = rdev_get_drvdata(dev);
|
||||
unsigned int rid = rdev_get_id(dev);
|
||||
|
||||
/* Set the voltage based on vsel value and write protect level is 2 */
|
||||
ret = tps65217_set_bits(tps, dev->desc->vsel_reg, dev->desc->vsel_mask,
|
||||
selector, TPS65217_PROTECT_L2);
|
||||
|
||||
/* Set GO bit for DCDCx to initiate voltage transistion */
|
||||
switch (rid) {
|
||||
case TPS65217_DCDC_1 ... TPS65217_DCDC_3:
|
||||
ret = tps65217_set_bits(tps, TPS65217_REG_DEFSLEW,
|
||||
TPS65217_DEFSLEW_GO, TPS65217_DEFSLEW_GO,
|
||||
TPS65217_PROTECT_L2);
|
||||
break;
|
||||
}
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* Operations permitted on DCDCx, LDO2, LDO3 and LDO4 */
|
||||
static struct regulator_ops tps65217_pmic_ops = {
|
||||
.is_enabled = regulator_is_enabled_regmap,
|
||||
.enable = tps65217_pmic_enable,
|
||||
.disable = tps65217_pmic_disable,
|
||||
.get_voltage_sel = regulator_get_voltage_sel_regmap,
|
||||
.set_voltage_sel = tps65217_pmic_set_voltage_sel,
|
||||
.list_voltage = regulator_list_voltage_linear_range,
|
||||
.map_voltage = regulator_map_voltage_linear_range,
|
||||
};
|
||||
|
||||
/* Operations permitted on LDO1 */
|
||||
static struct regulator_ops tps65217_pmic_ldo1_ops = {
|
||||
.is_enabled = regulator_is_enabled_regmap,
|
||||
.enable = tps65217_pmic_enable,
|
||||
.disable = tps65217_pmic_disable,
|
||||
.get_voltage_sel = regulator_get_voltage_sel_regmap,
|
||||
.set_voltage_sel = tps65217_pmic_set_voltage_sel,
|
||||
.list_voltage = regulator_list_voltage_table,
|
||||
.map_voltage = regulator_map_voltage_ascend,
|
||||
};
|
||||
|
||||
static const struct regulator_desc regulators[] = {
|
||||
TPS65217_REGULATOR("DCDC1", TPS65217_DCDC_1, "dcdc1",
|
||||
tps65217_pmic_ops, 64, TPS65217_REG_DEFDCDC1,
|
||||
TPS65217_DEFDCDCX_DCDC_MASK, TPS65217_ENABLE_DC1_EN,
|
||||
NULL, tps65217_uv1_ranges, 2),
|
||||
TPS65217_REGULATOR("DCDC2", TPS65217_DCDC_2, "dcdc2",
|
||||
tps65217_pmic_ops, 64, TPS65217_REG_DEFDCDC2,
|
||||
TPS65217_DEFDCDCX_DCDC_MASK, TPS65217_ENABLE_DC2_EN,
|
||||
NULL, tps65217_uv1_ranges,
|
||||
ARRAY_SIZE(tps65217_uv1_ranges)),
|
||||
TPS65217_REGULATOR("DCDC3", TPS65217_DCDC_3, "dcdc3",
|
||||
tps65217_pmic_ops, 64, TPS65217_REG_DEFDCDC3,
|
||||
TPS65217_DEFDCDCX_DCDC_MASK, TPS65217_ENABLE_DC3_EN,
|
||||
NULL, tps65217_uv1_ranges, 1),
|
||||
TPS65217_REGULATOR("LDO1", TPS65217_LDO_1, "ldo1",
|
||||
tps65217_pmic_ldo1_ops, 16, TPS65217_REG_DEFLDO1,
|
||||
TPS65217_DEFLDO1_LDO1_MASK, TPS65217_ENABLE_LDO1_EN,
|
||||
LDO1_VSEL_table, NULL, 0),
|
||||
TPS65217_REGULATOR("LDO2", TPS65217_LDO_2, "ldo2", tps65217_pmic_ops,
|
||||
64, TPS65217_REG_DEFLDO2,
|
||||
TPS65217_DEFLDO2_LDO2_MASK, TPS65217_ENABLE_LDO2_EN,
|
||||
NULL, tps65217_uv1_ranges,
|
||||
ARRAY_SIZE(tps65217_uv1_ranges)),
|
||||
TPS65217_REGULATOR("LDO3", TPS65217_LDO_3, "ldo3", tps65217_pmic_ops,
|
||||
32, TPS65217_REG_DEFLS1, TPS65217_DEFLDO3_LDO3_MASK,
|
||||
TPS65217_ENABLE_LS1_EN | TPS65217_DEFLDO3_LDO3_EN,
|
||||
NULL, tps65217_uv2_ranges,
|
||||
ARRAY_SIZE(tps65217_uv2_ranges)),
|
||||
TPS65217_REGULATOR("LDO4", TPS65217_LDO_4, "ldo4", tps65217_pmic_ops,
|
||||
32, TPS65217_REG_DEFLS2, TPS65217_DEFLDO4_LDO4_MASK,
|
||||
TPS65217_ENABLE_LS2_EN | TPS65217_DEFLDO4_LDO4_EN,
|
||||
NULL, tps65217_uv2_ranges,
|
||||
ARRAY_SIZE(tps65217_uv2_ranges)),
|
||||
};
|
||||
|
||||
static int tps65217_regulator_probe(struct platform_device *pdev)
|
||||
{
|
||||
struct tps65217 *tps = dev_get_drvdata(pdev->dev.parent);
|
||||
struct tps65217_board *pdata = dev_get_platdata(tps->dev);
|
||||
struct regulator_dev *rdev;
|
||||
struct regulator_config config = { };
|
||||
int i;
|
||||
|
||||
if (tps65217_chip_id(tps) != TPS65217) {
|
||||
dev_err(&pdev->dev, "Invalid tps chip version\n");
|
||||
return -ENODEV;
|
||||
}
|
||||
|
||||
platform_set_drvdata(pdev, tps);
|
||||
|
||||
for (i = 0; i < TPS65217_NUM_REGULATOR; i++) {
|
||||
/* Register the regulators */
|
||||
config.dev = tps->dev;
|
||||
if (pdata)
|
||||
config.init_data = pdata->tps65217_init_data[i];
|
||||
config.driver_data = tps;
|
||||
config.regmap = tps->regmap;
|
||||
|
||||
rdev = devm_regulator_register(&pdev->dev, ®ulators[i],
|
||||
&config);
|
||||
if (IS_ERR(rdev)) {
|
||||
dev_err(tps->dev, "failed to register %s regulator\n",
|
||||
pdev->name);
|
||||
return PTR_ERR(rdev);
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static struct platform_driver tps65217_regulator_driver = {
|
||||
.driver = {
|
||||
.name = "tps65217-pmic",
|
||||
},
|
||||
.probe = tps65217_regulator_probe,
|
||||
};
|
||||
|
||||
static int __init tps65217_regulator_init(void)
|
||||
{
|
||||
return platform_driver_register(&tps65217_regulator_driver);
|
||||
}
|
||||
subsys_initcall(tps65217_regulator_init);
|
||||
|
||||
static void __exit tps65217_regulator_exit(void)
|
||||
{
|
||||
platform_driver_unregister(&tps65217_regulator_driver);
|
||||
}
|
||||
module_exit(tps65217_regulator_exit);
|
||||
|
||||
MODULE_AUTHOR("AnilKumar Ch <anilkumar@ti.com>");
|
||||
MODULE_DESCRIPTION("TPS65217 voltage regulator driver");
|
||||
MODULE_ALIAS("platform:tps65217-pmic");
|
||||
MODULE_LICENSE("GPL v2");
|
||||
Loading…
Add table
Add a link
Reference in a new issue