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power: regulator: pca9450: Update the BUCK1 voltage range

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The pmic could be trimed with updated BUCK1 range, so update the range
for trimed pmic. The default value of Toff_Deb is used to distinguish
the non-trimed and trimed pmic.

Signed-off-by: Joy Zou <joy.zou@nxp.com>
Reviewed-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
This commit is contained in:
Joy Zou
2024-09-23 21:11:31 +08:00
committed by Tom Rini
parent 6417ee7ec5
commit cd63c4a79a
1 changed files with 28 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

29
drivers/power/regulator/pca9450.c
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@@ -71,6 +71,10 @@ static struct pca9450_vrange pca9450_buck123_vranges[] = {
PCA_RANGE(600000, 12500, 0, 0x7f),
};
static struct pca9450_vrange pca9450_trim_buck13_vranges[] = {
PCA_RANGE(650000, 12500, 0, 0x7f),
};
static struct pca9450_vrange pca9450_buck456_vranges[] = {
PCA_RANGE(600000, 25000, 0, 0x70),
PCA_RANGE(3400000, 0, 0x71, 0x7f),
@@ -105,12 +109,18 @@ static struct pca9450_plat pca9450_reg_data[] = {
PCA_DATA("BUCK1", PCA9450_BUCK1CTRL, HW_STATE_CONTROL,
PCA9450_BUCK1OUT_DVS0, PCA9450_DVS_BUCK_RUN_MASK,
pca9450_buck123_vranges),
PCA_DATA("BUCK1_TRIM", PCA9450_BUCK1CTRL, HW_STATE_CONTROL,
PCA9450_BUCK1OUT_DVS0, PCA9450_DVS_BUCK_RUN_MASK,
pca9450_trim_buck13_vranges),
PCA_DATA("BUCK2", PCA9450_BUCK2CTRL, HW_STATE_CONTROL,
PCA9450_BUCK2OUT_DVS0, PCA9450_DVS_BUCK_RUN_MASK,
pca9450_buck123_vranges),
PCA_DATA("BUCK3", PCA9450_BUCK3CTRL, HW_STATE_CONTROL,
PCA9450_BUCK3OUT_DVS0, PCA9450_DVS_BUCK_RUN_MASK,
pca9450_buck123_vranges),
PCA_DATA("BUCK3_TRIM", PCA9450_BUCK3CTRL, HW_STATE_CONTROL,
PCA9450_BUCK3OUT_DVS0, PCA9450_DVS_BUCK_RUN_MASK,
pca9450_trim_buck13_vranges),
/* Bucks 4-6 which do not support dynamic voltage scaling */
PCA_DATA("BUCK4", PCA9450_BUCK4CTRL, HW_STATE_CONTROL,
PCA9450_BUCK4OUT, PCA9450_DVS_BUCK_RUN_MASK,
@@ -271,7 +281,9 @@ static int pca9450_set_value(struct udevice *dev, int uvolt)
static int pca9450_regulator_probe(struct udevice *dev)
{
struct pca9450_plat *plat = dev_get_plat(dev);
int i, type;
int i, type, ret;
unsigned int val;
bool pmic_trim = false;
type = dev_get_driver_data(dev_get_parent(dev));
@@ -281,10 +293,25 @@ static int pca9450_regulator_probe(struct udevice *dev)
return -EINVAL;
}
ret = pmic_reg_read(dev->parent, PCA9450_PWR_CTRL);
if (ret < 0)
return ret;
val = ret;
if (type == NXP_CHIP_TYPE_PCA9451A && (val & PCA9450_REG_PWRCTRL_TOFF_DEB))
pmic_trim = true;
for (i = 0; i < ARRAY_SIZE(pca9450_reg_data); i++) {
if (strcmp(dev->name, pca9450_reg_data[i].name))
continue;
if (pmic_trim && (!strcmp(pca9450_reg_data[i].name, "BUCK1") ||
!strcmp(pca9450_reg_data[i].name, "BUCK3"))) {
*plat = pca9450_reg_data[i + 1];
return 0;
}
/* PCA9450B/PCA9450C uses BUCK1 and BUCK3 in dual-phase */
if (type == NXP_CHIP_TYPE_PCA9450BC &&
!strcmp(pca9450_reg_data[i].name, "BUCK3")) {