summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--Documentation/devicetree/bindings/regulator/mt6358-regulator.txt34
-rw-r--r--drivers/regulator/mt6358-regulator.c221
-rw-r--r--include/linux/regulator/mt6358-regulator.h10
3 files changed, 110 insertions, 155 deletions
diff --git a/Documentation/devicetree/bindings/regulator/mt6358-regulator.txt b/Documentation/devicetree/bindings/regulator/mt6358-regulator.txt
index 7034cdca54e0..b6384306db5c 100644
--- a/Documentation/devicetree/bindings/regulator/mt6358-regulator.txt
+++ b/Documentation/devicetree/bindings/regulator/mt6358-regulator.txt
@@ -8,15 +8,14 @@ Documentation/devicetree/bindings/regulator/regulator.txt.
The valid names for regulators are::
BUCK:
- buck_vdram1, buck_vcore, buck_vcore_sshub, buck_vpa, buck_vproc11,
- buck_vproc12, buck_vgpu, buck_vs2, buck_vmodem, buck_vs1
+ buck_vdram1, buck_vcore, buck_vpa, buck_vproc11, buck_vproc12, buck_vgpu,
+ buck_vs2, buck_vmodem, buck_vs1
LDO:
ldo_vdram2, ldo_vsim1, ldo_vibr, ldo_vrf12, ldo_vio18, ldo_vusb, ldo_vcamio,
ldo_vcamd, ldo_vcn18, ldo_vfe28, ldo_vsram_proc11, ldo_vcn28, ldo_vsram_others,
- ldo_vsram_others_sshub, ldo_vsram_gpu, ldo_vxo22, ldo_vefuse, ldo_vaux18,
- ldo_vmch, ldo_vbif28, ldo_vsram_proc12, ldo_vcama1, ldo_vemc, ldo_vio28, ldo_va12,
- ldo_vrf18, ldo_vcn33_bt, ldo_vcn33_wifi, ldo_vcama2, ldo_vmc, ldo_vldo28, ldo_vaud28,
- ldo_vsim2
+ ldo_vsram_gpu, ldo_vxo22, ldo_vefuse, ldo_vaux18, ldo_vmch, ldo_vbif28,
+ ldo_vsram_proc12, ldo_vcama1, ldo_vemc, ldo_vio28, ldo_va12, ldo_vrf18,
+ ldo_vcn33, ldo_vcama2, ldo_vmc, ldo_vldo28, ldo_vaud28, ldo_vsim2
Example:
@@ -305,15 +304,8 @@ Example:
regulator-enable-ramp-delay = <120>;
};
- mt6358_vcn33_bt_reg: ldo_vcn33_bt {
- regulator-name = "vcn33_bt";
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3500000>;
- regulator-enable-ramp-delay = <270>;
- };
-
- mt6358_vcn33_wifi_reg: ldo_vcn33_wifi {
- regulator-name = "vcn33_wifi";
+ mt6358_vcn33_reg: ldo_vcn33 {
+ regulator-name = "vcn33";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3500000>;
regulator-enable-ramp-delay = <270>;
@@ -354,17 +346,5 @@ Example:
regulator-max-microvolt = <3100000>;
regulator-enable-ramp-delay = <540>;
};
-
- mt6358_vcore_sshub_reg: buck_vcore_sshub {
- regulator-name = "vcore_sshub";
- regulator-min-microvolt = <500000>;
- regulator-max-microvolt = <1293750>;
- };
-
- mt6358_vsram_others_sshub_reg: ldo_vsram_others_sshub {
- regulator-name = "vsram_others_sshub";
- regulator-min-microvolt = <500000>;
- regulator-max-microvolt = <1293750>;
- };
};
};
diff --git a/drivers/regulator/mt6358-regulator.c b/drivers/regulator/mt6358-regulator.c
index c9e16bd092f6..31a16fb28ecd 100644
--- a/drivers/regulator/mt6358-regulator.c
+++ b/drivers/regulator/mt6358-regulator.c
@@ -34,8 +34,10 @@ struct mt6358_regulator_info {
u32 modeset_mask;
};
+#define to_regulator_info(x) container_of((x), struct mt6358_regulator_info, desc)
+
#define MT6358_BUCK(match, vreg, min, max, step, \
- volt_ranges, vosel_mask, _da_vsel_reg, _da_vsel_mask, \
+ vosel_mask, _da_vsel_reg, _da_vsel_mask, \
_modeset_reg, _modeset_shift) \
[MT6358_ID_##vreg] = { \
.desc = { \
@@ -46,8 +48,8 @@ struct mt6358_regulator_info {
.id = MT6358_ID_##vreg, \
.owner = THIS_MODULE, \
.n_voltages = ((max) - (min)) / (step) + 1, \
- .linear_ranges = volt_ranges, \
- .n_linear_ranges = ARRAY_SIZE(volt_ranges), \
+ .min_uV = (min), \
+ .uV_step = (step), \
.vsel_reg = MT6358_BUCK_##vreg##_ELR0, \
.vsel_mask = vosel_mask, \
.enable_reg = MT6358_BUCK_##vreg##_CON0, \
@@ -87,7 +89,7 @@ struct mt6358_regulator_info {
}
#define MT6358_LDO1(match, vreg, min, max, step, \
- volt_ranges, _da_vsel_reg, _da_vsel_mask, \
+ _da_vsel_reg, _da_vsel_mask, \
vosel, vosel_mask) \
[MT6358_ID_##vreg] = { \
.desc = { \
@@ -98,8 +100,8 @@ struct mt6358_regulator_info {
.id = MT6358_ID_##vreg, \
.owner = THIS_MODULE, \
.n_voltages = ((max) - (min)) / (step) + 1, \
- .linear_ranges = volt_ranges, \
- .n_linear_ranges = ARRAY_SIZE(volt_ranges), \
+ .min_uV = (min), \
+ .uV_step = (step), \
.vsel_reg = vosel, \
.vsel_mask = vosel_mask, \
.enable_reg = MT6358_LDO_##vreg##_CON0, \
@@ -131,7 +133,7 @@ struct mt6358_regulator_info {
}
#define MT6366_BUCK(match, vreg, min, max, step, \
- volt_ranges, vosel_mask, _da_vsel_reg, _da_vsel_mask, \
+ vosel_mask, _da_vsel_reg, _da_vsel_mask, \
_modeset_reg, _modeset_shift) \
[MT6366_ID_##vreg] = { \
.desc = { \
@@ -142,8 +144,8 @@ struct mt6358_regulator_info {
.id = MT6366_ID_##vreg, \
.owner = THIS_MODULE, \
.n_voltages = ((max) - (min)) / (step) + 1, \
- .linear_ranges = volt_ranges, \
- .n_linear_ranges = ARRAY_SIZE(volt_ranges), \
+ .min_uV = (min), \
+ .uV_step = (step), \
.vsel_reg = MT6358_BUCK_##vreg##_ELR0, \
.vsel_mask = vosel_mask, \
.enable_reg = MT6358_BUCK_##vreg##_CON0, \
@@ -183,7 +185,7 @@ struct mt6358_regulator_info {
}
#define MT6366_LDO1(match, vreg, min, max, step, \
- volt_ranges, _da_vsel_reg, _da_vsel_mask, \
+ _da_vsel_reg, _da_vsel_mask, \
vosel, vosel_mask) \
[MT6366_ID_##vreg] = { \
.desc = { \
@@ -194,8 +196,8 @@ struct mt6358_regulator_info {
.id = MT6366_ID_##vreg, \
.owner = THIS_MODULE, \
.n_voltages = ((max) - (min)) / (step) + 1, \
- .linear_ranges = volt_ranges, \
- .n_linear_ranges = ARRAY_SIZE(volt_ranges), \
+ .min_uV = (min), \
+ .uV_step = (step), \
.vsel_reg = vosel, \
.vsel_mask = vosel_mask, \
.enable_reg = MT6358_LDO_##vreg##_CON0, \
@@ -226,21 +228,6 @@ struct mt6358_regulator_info {
.qi = BIT(15), \
}
-static const struct linear_range buck_volt_range1[] = {
- REGULATOR_LINEAR_RANGE(500000, 0, 0x7f, 6250),
-};
-
-static const struct linear_range buck_volt_range2[] = {
- REGULATOR_LINEAR_RANGE(500000, 0, 0x7f, 12500),
-};
-
-static const struct linear_range buck_volt_range3[] = {
- REGULATOR_LINEAR_RANGE(500000, 0, 0x3f, 50000),
-};
-
-static const struct linear_range buck_volt_range4[] = {
- REGULATOR_LINEAR_RANGE(1000000, 0, 0x7f, 12500),
-};
static const unsigned int vdram2_voltages[] = {
600000, 1800000,
@@ -277,7 +264,7 @@ static const unsigned int vcama_voltages[] = {
2800000, 2900000, 3000000,
};
-static const unsigned int vcn33_bt_wifi_voltages[] = {
+static const unsigned int vcn33_voltages[] = {
3300000, 3400000, 3500000,
};
@@ -321,7 +308,7 @@ static const u32 vcama_idx[] = {
0, 7, 9, 10, 11, 12,
};
-static const u32 vcn33_bt_wifi_idx[] = {
+static const u32 vcn33_idx[] = {
1, 2, 3,
};
@@ -342,9 +329,9 @@ static unsigned int mt6358_map_mode(unsigned int mode)
static int mt6358_set_voltage_sel(struct regulator_dev *rdev,
unsigned int selector)
{
+ const struct mt6358_regulator_info *info = to_regulator_info(rdev->desc);
int idx, ret;
const u32 *pvol;
- struct mt6358_regulator_info *info = rdev_get_drvdata(rdev);
pvol = info->index_table;
@@ -358,9 +345,9 @@ static int mt6358_set_voltage_sel(struct regulator_dev *rdev,
static int mt6358_get_voltage_sel(struct regulator_dev *rdev)
{
+ const struct mt6358_regulator_info *info = to_regulator_info(rdev->desc);
int idx, ret;
u32 selector;
- struct mt6358_regulator_info *info = rdev_get_drvdata(rdev);
const u32 *pvol;
ret = regmap_read(rdev->regmap, info->desc.vsel_reg, &selector);
@@ -384,8 +371,8 @@ static int mt6358_get_voltage_sel(struct regulator_dev *rdev)
static int mt6358_get_buck_voltage_sel(struct regulator_dev *rdev)
{
+ const struct mt6358_regulator_info *info = to_regulator_info(rdev->desc);
int ret, regval;
- struct mt6358_regulator_info *info = rdev_get_drvdata(rdev);
ret = regmap_read(rdev->regmap, info->da_vsel_reg, &regval);
if (ret != 0) {
@@ -402,9 +389,9 @@ static int mt6358_get_buck_voltage_sel(struct regulator_dev *rdev)
static int mt6358_get_status(struct regulator_dev *rdev)
{
+ const struct mt6358_regulator_info *info = to_regulator_info(rdev->desc);
int ret;
u32 regval;
- struct mt6358_regulator_info *info = rdev_get_drvdata(rdev);
ret = regmap_read(rdev->regmap, info->status_reg, &regval);
if (ret != 0) {
@@ -418,7 +405,7 @@ static int mt6358_get_status(struct regulator_dev *rdev)
static int mt6358_regulator_set_mode(struct regulator_dev *rdev,
unsigned int mode)
{
- struct mt6358_regulator_info *info = rdev_get_drvdata(rdev);
+ const struct mt6358_regulator_info *info = to_regulator_info(rdev->desc);
int val;
switch (mode) {
@@ -443,7 +430,7 @@ static int mt6358_regulator_set_mode(struct regulator_dev *rdev,
static unsigned int mt6358_regulator_get_mode(struct regulator_dev *rdev)
{
- struct mt6358_regulator_info *info = rdev_get_drvdata(rdev);
+ const struct mt6358_regulator_info *info = to_regulator_info(rdev->desc);
int ret, regval;
ret = regmap_read(rdev->regmap, info->modeset_reg, &regval);
@@ -464,8 +451,8 @@ static unsigned int mt6358_regulator_get_mode(struct regulator_dev *rdev)
}
static const struct regulator_ops mt6358_volt_range_ops = {
- .list_voltage = regulator_list_voltage_linear_range,
- .map_voltage = regulator_map_voltage_linear_range,
+ .list_voltage = regulator_list_voltage_linear,
+ .map_voltage = regulator_map_voltage_linear,
.set_voltage_sel = regulator_set_voltage_sel_regmap,
.get_voltage_sel = mt6358_get_buck_voltage_sel,
.set_voltage_time_sel = regulator_set_voltage_time_sel,
@@ -498,37 +485,25 @@ static const struct regulator_ops mt6358_volt_fixed_ops = {
};
/* The array is indexed by id(MT6358_ID_XXX) */
-static struct mt6358_regulator_info mt6358_regulators[] = {
+static const struct mt6358_regulator_info mt6358_regulators[] = {
MT6358_BUCK("buck_vdram1", VDRAM1, 500000, 2087500, 12500,
- buck_volt_range2, 0x7f, MT6358_BUCK_VDRAM1_DBG0, 0x7f,
- MT6358_VDRAM1_ANA_CON0, 8),
+ 0x7f, MT6358_BUCK_VDRAM1_DBG0, 0x7f, MT6358_VDRAM1_ANA_CON0, 8),
MT6358_BUCK("buck_vcore", VCORE, 500000, 1293750, 6250,
- buck_volt_range1, 0x7f, MT6358_BUCK_VCORE_DBG0, 0x7f,
- MT6358_VCORE_VGPU_ANA_CON0, 1),
- MT6358_BUCK("buck_vcore_sshub", VCORE_SSHUB, 500000, 1293750, 6250,
- buck_volt_range1, 0x7f, MT6358_BUCK_VCORE_SSHUB_ELR0, 0x7f,
- MT6358_VCORE_VGPU_ANA_CON0, 1),
+ 0x7f, MT6358_BUCK_VCORE_DBG0, 0x7f, MT6358_VCORE_VGPU_ANA_CON0, 1),
MT6358_BUCK("buck_vpa", VPA, 500000, 3650000, 50000,
- buck_volt_range3, 0x3f, MT6358_BUCK_VPA_DBG0, 0x3f,
- MT6358_VPA_ANA_CON0, 3),
+ 0x3f, MT6358_BUCK_VPA_DBG0, 0x3f, MT6358_VPA_ANA_CON0, 3),
MT6358_BUCK("buck_vproc11", VPROC11, 500000, 1293750, 6250,
- buck_volt_range1, 0x7f, MT6358_BUCK_VPROC11_DBG0, 0x7f,
- MT6358_VPROC_ANA_CON0, 1),
+ 0x7f, MT6358_BUCK_VPROC11_DBG0, 0x7f, MT6358_VPROC_ANA_CON0, 1),
MT6358_BUCK("buck_vproc12", VPROC12, 500000, 1293750, 6250,
- buck_volt_range1, 0x7f, MT6358_BUCK_VPROC12_DBG0, 0x7f,
- MT6358_VPROC_ANA_CON0, 2),
+ 0x7f, MT6358_BUCK_VPROC12_DBG0, 0x7f, MT6358_VPROC_ANA_CON0, 2),
MT6358_BUCK("buck_vgpu", VGPU, 500000, 1293750, 6250,
- buck_volt_range1, 0x7f, MT6358_BUCK_VGPU_ELR0, 0x7f,
- MT6358_VCORE_VGPU_ANA_CON0, 2),
+ 0x7f, MT6358_BUCK_VGPU_ELR0, 0x7f, MT6358_VCORE_VGPU_ANA_CON0, 2),
MT6358_BUCK("buck_vs2", VS2, 500000, 2087500, 12500,
- buck_volt_range2, 0x7f, MT6358_BUCK_VS2_DBG0, 0x7f,
- MT6358_VS2_ANA_CON0, 8),
+ 0x7f, MT6358_BUCK_VS2_DBG0, 0x7f, MT6358_VS2_ANA_CON0, 8),
MT6358_BUCK("buck_vmodem", VMODEM, 500000, 1293750, 6250,
- buck_volt_range1, 0x7f, MT6358_BUCK_VMODEM_DBG0, 0x7f,
- MT6358_VMODEM_ANA_CON0, 8),
+ 0x7f, MT6358_BUCK_VMODEM_DBG0, 0x7f, MT6358_VMODEM_ANA_CON0, 8),
MT6358_BUCK("buck_vs1", VS1, 1000000, 2587500, 12500,
- buck_volt_range4, 0x7f, MT6358_BUCK_VS1_DBG0, 0x7f,
- MT6358_VS1_ANA_CON0, 8),
+ 0x7f, MT6358_BUCK_VS1_DBG0, 0x7f, MT6358_VS1_ANA_CON0, 8),
MT6358_REG_FIXED("ldo_vrf12", VRF12,
MT6358_LDO_VRF12_CON0, 0, 1200000),
MT6358_REG_FIXED("ldo_vio18", VIO18,
@@ -566,12 +541,8 @@ static struct mt6358_regulator_info mt6358_regulators[] = {
MT6358_LDO_VCAMA1_CON0, 0, MT6358_VCAMA1_ANA_CON0, 0xf00),
MT6358_LDO("ldo_vemc", VEMC, vmch_vemc_voltages, vmch_vemc_idx,
MT6358_LDO_VEMC_CON0, 0, MT6358_VEMC_ANA_CON0, 0x700),
- MT6358_LDO("ldo_vcn33_bt", VCN33_BT, vcn33_bt_wifi_voltages,
- vcn33_bt_wifi_idx, MT6358_LDO_VCN33_CON0_0,
- 0, MT6358_VCN33_ANA_CON0, 0x300),
- MT6358_LDO("ldo_vcn33_wifi", VCN33_WIFI, vcn33_bt_wifi_voltages,
- vcn33_bt_wifi_idx, MT6358_LDO_VCN33_CON0_1,
- 0, MT6358_VCN33_ANA_CON0, 0x300),
+ MT6358_LDO("ldo_vcn33", VCN33, vcn33_voltages, vcn33_idx,
+ MT6358_LDO_VCN33_CON0_0, 0, MT6358_VCN33_ANA_CON0, 0x300),
MT6358_LDO("ldo_vcama2", VCAMA2, vcama_voltages, vcama_idx,
MT6358_LDO_VCAMA2_CON0, 0, MT6358_VCAMA2_ANA_CON0, 0xf00),
MT6358_LDO("ldo_vmc", VMC, vmc_voltages, vmc_idx,
@@ -582,55 +553,35 @@ static struct mt6358_regulator_info mt6358_regulators[] = {
MT6358_LDO("ldo_vsim2", VSIM2, vsim_voltages, vsim_idx,
MT6358_LDO_VSIM2_CON0, 0, MT6358_VSIM2_ANA_CON0, 0xf00),
MT6358_LDO1("ldo_vsram_proc11", VSRAM_PROC11, 500000, 1293750, 6250,
- buck_volt_range1, MT6358_LDO_VSRAM_PROC11_DBG0, 0x7f00,
- MT6358_LDO_VSRAM_CON0, 0x7f),
+ MT6358_LDO_VSRAM_PROC11_DBG0, 0x7f00, MT6358_LDO_VSRAM_CON0, 0x7f),
MT6358_LDO1("ldo_vsram_others", VSRAM_OTHERS, 500000, 1293750, 6250,
- buck_volt_range1, MT6358_LDO_VSRAM_OTHERS_DBG0, 0x7f00,
- MT6358_LDO_VSRAM_CON2, 0x7f),
- MT6358_LDO1("ldo_vsram_others_sshub", VSRAM_OTHERS_SSHUB, 500000,
- 1293750, 6250, buck_volt_range1,
- MT6358_LDO_VSRAM_OTHERS_SSHUB_CON1, 0x7f,
- MT6358_LDO_VSRAM_OTHERS_SSHUB_CON1, 0x7f),
+ MT6358_LDO_VSRAM_OTHERS_DBG0, 0x7f00, MT6358_LDO_VSRAM_CON2, 0x7f),
MT6358_LDO1("ldo_vsram_gpu", VSRAM_GPU, 500000, 1293750, 6250,
- buck_volt_range1, MT6358_LDO_VSRAM_GPU_DBG0, 0x7f00,
- MT6358_LDO_VSRAM_CON3, 0x7f),
+ MT6358_LDO_VSRAM_GPU_DBG0, 0x7f00, MT6358_LDO_VSRAM_CON3, 0x7f),
MT6358_LDO1("ldo_vsram_proc12", VSRAM_PROC12, 500000, 1293750, 6250,
- buck_volt_range1, MT6358_LDO_VSRAM_PROC12_DBG0, 0x7f00,
- MT6358_LDO_VSRAM_CON1, 0x7f),
+ MT6358_LDO_VSRAM_PROC12_DBG0, 0x7f00, MT6358_LDO_VSRAM_CON1, 0x7f),
};
/* The array is indexed by id(MT6366_ID_XXX) */
-static struct mt6358_regulator_info mt6366_regulators[] = {
+static const struct mt6358_regulator_info mt6366_regulators[] = {
MT6366_BUCK("buck_vdram1", VDRAM1, 500000, 2087500, 12500,
- buck_volt_range2, 0x7f, MT6358_BUCK_VDRAM1_DBG0, 0x7f,
- MT6358_VDRAM1_ANA_CON0, 8),
+ 0x7f, MT6358_BUCK_VDRAM1_DBG0, 0x7f, MT6358_VDRAM1_ANA_CON0, 8),
MT6366_BUCK("buck_vcore", VCORE, 500000, 1293750, 6250,
- buck_volt_range1, 0x7f, MT6358_BUCK_VCORE_DBG0, 0x7f,
- MT6358_VCORE_VGPU_ANA_CON0, 1),
- MT6366_BUCK("buck_vcore_sshub", VCORE_SSHUB, 500000, 1293750, 6250,
- buck_volt_range1, 0x7f, MT6358_BUCK_VCORE_SSHUB_ELR0, 0x7f,
- MT6358_VCORE_VGPU_ANA_CON0, 1),
+ 0x7f, MT6358_BUCK_VCORE_DBG0, 0x7f, MT6358_VCORE_VGPU_ANA_CON0, 1),
MT6366_BUCK("buck_vpa", VPA, 500000, 3650000, 50000,
- buck_volt_range3, 0x3f, MT6358_BUCK_VPA_DBG0, 0x3f,
- MT6358_VPA_ANA_CON0, 3),
+ 0x3f, MT6358_BUCK_VPA_DBG0, 0x3f, MT6358_VPA_ANA_CON0, 3),
MT6366_BUCK("buck_vproc11", VPROC11, 500000, 1293750, 6250,
- buck_volt_range1, 0x7f, MT6358_BUCK_VPROC11_DBG0, 0x7f,
- MT6358_VPROC_ANA_CON0, 1),
+ 0x7f, MT6358_BUCK_VPROC11_DBG0, 0x7f, MT6358_VPROC_ANA_CON0, 1),
MT6366_BUCK("buck_vproc12", VPROC12, 500000, 1293750, 6250,
- buck_volt_range1, 0x7f, MT6358_BUCK_VPROC12_DBG0, 0x7f,
- MT6358_VPROC_ANA_CON0, 2),
+ 0x7f, MT6358_BUCK_VPROC12_DBG0, 0x7f, MT6358_VPROC_ANA_CON0, 2),
MT6366_BUCK("buck_vgpu", VGPU, 500000, 1293750, 6250,
- buck_volt_range1, 0x7f, MT6358_BUCK_VGPU_ELR0, 0x7f,
- MT6358_VCORE_VGPU_ANA_CON0, 2),
+ 0x7f, MT6358_BUCK_VGPU_ELR0, 0x7f, MT6358_VCORE_VGPU_ANA_CON0, 2),
MT6366_BUCK("buck_vs2", VS2, 500000, 2087500, 12500,
- buck_volt_range2, 0x7f, MT6358_BUCK_VS2_DBG0, 0x7f,
- MT6358_VS2_ANA_CON0, 8),
+ 0x7f, MT6358_BUCK_VS2_DBG0, 0x7f, MT6358_VS2_ANA_CON0, 8),
MT6366_BUCK("buck_vmodem", VMODEM, 500000, 1293750, 6250,
- buck_volt_range1, 0x7f, MT6358_BUCK_VMODEM_DBG0, 0x7f,
- MT6358_VMODEM_ANA_CON0, 8),
+ 0x7f, MT6358_BUCK_VMODEM_DBG0, 0x7f, MT6358_VMODEM_ANA_CON0, 8),
MT6366_BUCK("buck_vs1", VS1, 1000000, 2587500, 12500,
- buck_volt_range4, 0x7f, MT6358_BUCK_VS1_DBG0, 0x7f,
- MT6358_VS1_ANA_CON0, 8),
+ 0x7f, MT6358_BUCK_VS1_DBG0, 0x7f, MT6358_VS1_ANA_CON0, 8),
MT6366_REG_FIXED("ldo_vrf12", VRF12,
MT6358_LDO_VRF12_CON0, 0, 1200000),
MT6366_REG_FIXED("ldo_vio18", VIO18,
@@ -662,41 +613,72 @@ static struct mt6358_regulator_info mt6366_regulators[] = {
MT6358_LDO_VMCH_CON0, 0, MT6358_VMCH_ANA_CON0, 0x700),
MT6366_LDO("ldo_vemc", VEMC, vmch_vemc_voltages, vmch_vemc_idx,
MT6358_LDO_VEMC_CON0, 0, MT6358_VEMC_ANA_CON0, 0x700),
- MT6366_LDO("ldo_vcn33_bt", VCN33_BT, vcn33_bt_wifi_voltages,
- vcn33_bt_wifi_idx, MT6358_LDO_VCN33_CON0_0,
- 0, MT6358_VCN33_ANA_CON0, 0x300),
- MT6366_LDO("ldo_vcn33_wifi", VCN33_WIFI, vcn33_bt_wifi_voltages,
- vcn33_bt_wifi_idx, MT6358_LDO_VCN33_CON0_1,
- 0, MT6358_VCN33_ANA_CON0, 0x300),
+ MT6366_LDO("ldo_vcn33", VCN33, vcn33_voltages, vcn33_idx,
+ MT6358_LDO_VCN33_CON0_0, 0, MT6358_VCN33_ANA_CON0, 0x300),
MT6366_LDO("ldo_vmc", VMC, vmc_voltages, vmc_idx,
MT6358_LDO_VMC_CON0, 0, MT6358_VMC_ANA_CON0, 0xf00),
MT6366_LDO("ldo_vsim2", VSIM2, vsim_voltages, vsim_idx,
MT6358_LDO_VSIM2_CON0, 0, MT6358_VSIM2_ANA_CON0, 0xf00),
MT6366_LDO1("ldo_vsram_proc11", VSRAM_PROC11, 500000, 1293750, 6250,
- buck_volt_range1, MT6358_LDO_VSRAM_PROC11_DBG0, 0x7f00,
- MT6358_LDO_VSRAM_CON0, 0x7f),
+ MT6358_LDO_VSRAM_PROC11_DBG0, 0x7f00, MT6358_LDO_VSRAM_CON0, 0x7f),
MT6366_LDO1("ldo_vsram_others", VSRAM_OTHERS, 500000, 1293750, 6250,
- buck_volt_range1, MT6358_LDO_VSRAM_OTHERS_DBG0, 0x7f00,
- MT6358_LDO_VSRAM_CON2, 0x7f),
- MT6366_LDO1("ldo_vsram_others_sshub", VSRAM_OTHERS_SSHUB, 500000,
- 1293750, 6250, buck_volt_range1,
- MT6358_LDO_VSRAM_OTHERS_SSHUB_CON1, 0x7f,
- MT6358_LDO_VSRAM_OTHERS_SSHUB_CON1, 0x7f),
+ MT6358_LDO_VSRAM_OTHERS_DBG0, 0x7f00, MT6358_LDO_VSRAM_CON2, 0x7f),
MT6366_LDO1("ldo_vsram_gpu", VSRAM_GPU, 500000, 1293750, 6250,
- buck_volt_range1, MT6358_LDO_VSRAM_GPU_DBG0, 0x7f00,
- MT6358_LDO_VSRAM_CON3, 0x7f),
+ MT6358_LDO_VSRAM_GPU_DBG0, 0x7f00, MT6358_LDO_VSRAM_CON3, 0x7f),
MT6366_LDO1("ldo_vsram_proc12", VSRAM_PROC12, 500000, 1293750, 6250,
- buck_volt_range1, MT6358_LDO_VSRAM_PROC12_DBG0, 0x7f00,
- MT6358_LDO_VSRAM_CON1, 0x7f),
+ MT6358_LDO_VSRAM_PROC12_DBG0, 0x7f00, MT6358_LDO_VSRAM_CON1, 0x7f),
};
+static int mt6358_sync_vcn33_setting(struct device *dev)
+{
+ struct mt6397_chip *mt6397 = dev_get_drvdata(dev->parent);
+ unsigned int val;
+ int ret;
+
+ /*
+ * VCN33_WIFI and VCN33_BT are two separate enable bits for the same
+ * regulator. They share the same voltage setting and output pin.
+ * Instead of having two potentially conflicting regulators, just have
+ * one VCN33 regulator. Sync the two enable bits and only use one in
+ * the regulator device.
+ */
+ ret = regmap_read(mt6397->regmap, MT6358_LDO_VCN33_CON0_1, &val);
+ if (ret) {
+ dev_err(dev, "Failed to read VCN33_WIFI setting\n");
+ return ret;
+ }
+
+ if (!(val & BIT(0)))
+ return 0;
+
+ /* Sync VCN33_WIFI enable status to VCN33_BT */
+ ret = regmap_update_bits(mt6397->regmap, MT6358_LDO_VCN33_CON0_0, BIT(0), BIT(0));
+ if (ret) {
+ dev_err(dev, "Failed to sync VCN33_WIFI setting to VCN33_BT\n");
+ return ret;
+ }
+
+ /* Disable VCN33_WIFI */
+ ret = regmap_update_bits(mt6397->regmap, MT6358_LDO_VCN33_CON0_1, BIT(0), 0);
+ if (ret) {
+ dev_err(dev, "Failed to disable VCN33_BT\n");
+ return ret;
+ }
+
+ return 0;
+}
+
static int mt6358_regulator_probe(struct platform_device *pdev)
{
struct mt6397_chip *mt6397 = dev_get_drvdata(pdev->dev.parent);
struct regulator_config config = {};
struct regulator_dev *rdev;
- struct mt6358_regulator_info *mt6358_info;
- int i, max_regulator;
+ const struct mt6358_regulator_info *mt6358_info;
+ int i, max_regulator, ret;
+
+ ret = mt6358_sync_vcn33_setting(&pdev->dev);
+ if (ret)
+ return ret;
if (mt6397->chip_id == MT6366_CHIP_ID) {
max_regulator = MT6366_MAX_REGULATOR;
@@ -708,7 +690,6 @@ static int mt6358_regulator_probe(struct platform_device *pdev)
for (i = 0; i < max_regulator; i++) {
config.dev = &pdev->dev;
- config.driver_data = &mt6358_info[i];
config.regmap = mt6397->regmap;
rdev = devm_regulator_register(&pdev->dev,
diff --git a/include/linux/regulator/mt6358-regulator.h b/include/linux/regulator/mt6358-regulator.h
index bdcf83cd719e..c71a6a9fce7a 100644
--- a/include/linux/regulator/mt6358-regulator.h
+++ b/include/linux/regulator/mt6358-regulator.h
@@ -41,15 +41,12 @@ enum {
MT6358_ID_VIO28,
MT6358_ID_VA12,
MT6358_ID_VRF18,
- MT6358_ID_VCN33_BT,
- MT6358_ID_VCN33_WIFI,
+ MT6358_ID_VCN33,
MT6358_ID_VCAMA2,
MT6358_ID_VMC,
MT6358_ID_VLDO28,
MT6358_ID_VAUD28,
MT6358_ID_VSIM2,
- MT6358_ID_VCORE_SSHUB,
- MT6358_ID_VSRAM_OTHERS_SSHUB,
MT6358_ID_RG_MAX,
};
@@ -85,13 +82,10 @@ enum {
MT6366_ID_VIO28,
MT6366_ID_VA12,
MT6366_ID_VRF18,
- MT6366_ID_VCN33_BT,
- MT6366_ID_VCN33_WIFI,
+ MT6366_ID_VCN33,
MT6366_ID_VMC,
MT6366_ID_VAUD28,
MT6366_ID_VSIM2,
- MT6366_ID_VCORE_SSHUB,
- MT6366_ID_VSRAM_OTHERS_SSHUB,
MT6366_ID_RG_MAX,
};
generated by cgit v1.2.3 (git 2.25.1) at 2025-07-17 11:59:51 +0000