iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Add compatible support for RT5733

Browse Source 
Merge series from cy_huang@richtek.com:

This series is to add the compatible support for rt5733 based on rt5739.
This commit is contained in:
Mark Brown 2023-07-12 15:28:35 +01:00
commit 933448e8d0
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
2 changed files with 30 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
Documentation/devicetree/bindings/regulator/richtek,rt5739.yaml
View File

@ -21,6 +21,7 @@ allOf:
properties:
compatible:
enum:
- richtek,rt5733
- richtek,rt5739
reg:

36
drivers/regulator/rt5739.c
View File

@ -31,10 +31,17 @@
#define RT5739_MODEVSEL1_MASK BIT(1)
#define RT5739_MODEVSEL0_MASK BIT(0)
#define RT5739_VID_MASK GENMASK(7, 5)
#define RT5739_DID_MASK GENMASK(3, 0)
#define RT5739_ACTD_MASK BIT(7)
#define RT5739_ENVSEL1_MASK BIT(1)
#define RT5739_ENVSEL0_MASK BIT(0)
#define RT5733_CHIPDIE_ID 0x1
#define RT5733_VOLT_MINUV 270000
#define RT5733_VOLT_MAXUV 1401250
#define RT5733_VOLT_STPUV 6250
#define RT5733_N_VOLTS 182
#define RT5739_VOLT_MINUV 300000
#define RT5739_VOLT_MAXUV 1300000
#define RT5739_VOLT_STPUV 5000
@ -93,8 +100,11 @@ static int rt5739_set_suspend_voltage(struct regulator_dev *rdev, int uV)
const struct regulator_desc *desc = rdev->desc;
struct regmap *regmap = rdev_get_regmap(rdev);
unsigned int reg, vsel;
int max_uV;
if (uV < RT5739_VOLT_MINUV || uV > RT5739_VOLT_MAXUV)
max_uV = desc->min_uV + desc->uV_step * (desc->n_voltages - 1);
if (uV < desc->min_uV || uV > max_uV)
return -EINVAL;
if (desc->vsel_reg == RT5739_REG_NSEL0)
@ -102,7 +112,7 @@ static int rt5739_set_suspend_voltage(struct regulator_dev *rdev, int uV)
else
reg = RT5739_REG_NSEL0;
vsel = (uV - RT5739_VOLT_MINUV) / RT5739_VOLT_STPUV;
vsel = (uV - desc->min_uV) / desc->uV_step;
return regmap_write(regmap, reg, vsel);
}
@ -189,15 +199,12 @@ static unsigned int rt5739_of_map_mode(unsigned int mode)
}
static void rt5739_init_regulator_desc(struct regulator_desc *desc,
bool vsel_active_high)
bool vsel_active_high, u8 did)
{
/* Fixed */
desc->name = "rt5739-regulator";
desc->owner = THIS_MODULE;
desc->ops = &rt5739_regulator_ops;
desc->n_voltages = RT5739_N_VOLTS;
desc->min_uV = RT5739_VOLT_MINUV;
desc->uV_step = RT5739_VOLT_STPUV;
desc->vsel_mask = RT5739_VSEL_MASK;
desc->enable_reg = RT5739_REG_CNTL2;
desc->active_discharge_reg = RT5739_REG_CNTL1;
@ -213,6 +220,20 @@ static void rt5739_init_regulator_desc(struct regulator_desc *desc,
desc->vsel_reg = RT5739_REG_NSEL0;
desc->enable_mask = RT5739_ENVSEL0_MASK;
}
/* Assigned by CHIPDIE ID */
switch (did) {
case RT5733_CHIPDIE_ID:
desc->n_voltages = RT5733_N_VOLTS;
desc->min_uV = RT5733_VOLT_MINUV;
desc->uV_step = RT5733_VOLT_STPUV;
break;
default:
desc->n_voltages = RT5739_N_VOLTS;
desc->min_uV = RT5739_VOLT_MINUV;
desc->uV_step = RT5739_VOLT_STPUV;
break;
}
}
static const struct regmap_config rt5739_regmap_config = {
@ -258,7 +279,7 @@ static int rt5739_probe(struct i2c_client *i2c)
vsel_acth = device_property_read_bool(dev, "richtek,vsel-active-high");
rt5739_init_regulator_desc(desc, vsel_acth);
rt5739_init_regulator_desc(desc, vsel_acth, vid & RT5739_DID_MASK);
cfg.dev = dev;
cfg.of_node = dev_of_node(dev);
@ -271,6 +292,7 @@ static int rt5739_probe(struct i2c_client *i2c)
}
static const struct of_device_id rt5739_device_table[] = {
{ .compatible = "richtek,rt5733" },
{ .compatible = "richtek,rt5739" },
{ /* sentinel */ }
};