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-rw-r--r--drivers/gpio/qcom_pmic_gpio.c18
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/gpio/qcom_pmic_gpio.c b/drivers/gpio/qcom_pmic_gpio.c
index 14a8210522b..dfb70faf94b 100644
--- a/drivers/gpio/qcom_pmic_gpio.c
+++ b/drivers/gpio/qcom_pmic_gpio.c
@@ -35,6 +35,8 @@
#define REG_SUBTYPE_GPIOC_8CH 0xd
#define REG_SUBTYPE_GPIO_LV 0x10
#define REG_SUBTYPE_GPIO_MV 0x11
+#define REG_SUBTYPE_GPIO_LV_VIN2 0x12
+#define REG_SUBTYPE_GPIO_MV_VIN3 0x13
#define REG_STATUS 0x08
#define REG_STATUS_VAL_MASK 0x1
@@ -322,9 +324,20 @@ static int qcom_gpio_probe(struct udevice *dev)
return log_msg_ret("bad type", -ENXIO);
val = pmic_reg_read(plat->pmic, plat->pid + REG_SUBTYPE);
- if (val != REG_SUBTYPE_GPIO_4CH && val != REG_SUBTYPE_GPIOC_4CH &&
- val != REG_SUBTYPE_GPIO_LV && val != REG_SUBTYPE_GPIO_MV)
+ switch (val) {
+ case REG_SUBTYPE_GPIO_4CH:
+ case REG_SUBTYPE_GPIOC_4CH:
+ plat->lv_mv_type = false;
+ break;
+ case REG_SUBTYPE_GPIO_LV:
+ case REG_SUBTYPE_GPIO_MV:
+ case REG_SUBTYPE_GPIO_LV_VIN2:
+ case REG_SUBTYPE_GPIO_MV_VIN3:
+ plat->lv_mv_type = true;
+ break;
+ default:
return log_msg_ret("bad subtype", -ENXIO);
+ }
plat->lv_mv_type = val == REG_SUBTYPE_GPIO_LV ||
val == REG_SUBTYPE_GPIO_MV;
@@ -351,6 +364,7 @@ static const struct udevice_id qcom_gpio_ids[] = {
{ .compatible = "qcom,pm8994-gpio" }, /* 22 GPIO's */
{ .compatible = "qcom,pm8998-gpio", .data = QCOM_PMIC_QUIRK_READONLY },
{ .compatible = "qcom,pms405-gpio" },
+ { .compatible = "qcom,pm8550-gpio", .data = QCOM_PMIC_QUIRK_READONLY },
{ }
};