[PATCH v2 1/4] mfd: axp20x: add adc volatile ranges for axp22x

[Icenowy Zheng]

AXP22x has also some different register map than axp20x, they're also
added here.

Signed-off-by: Icenowy Zheng <icenowy at aosc.xyz>
---
Changes since v1:
- Nothing.

 drivers/mfd/axp20x.c       | 1 +
 include/linux/mfd/axp20x.h | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c
index fd80b09..17877b2 100644
--- a/drivers/mfd/axp20x.c
+++ b/drivers/mfd/axp20x.c
@@ -97,6 +97,7 @@ static const struct regmap_range axp22x_volatile_ranges[] = {
 	regmap_reg_range(AXP20X_PWR_INPUT_STATUS, AXP20X_PWR_OP_MODE),
 	regmap_reg_range(AXP20X_IRQ1_EN, AXP20X_IRQ5_STATE),
 	regmap_reg_range(AXP22X_GPIO_STATE, AXP22X_GPIO_STATE),
+	regmap_reg_range(AXP22X_PMIC_ADC_H, AXP20X_IPSOUT_V_HIGH_L),
 	regmap_reg_range(AXP20X_FG_RES, AXP20X_FG_RES),
 };
 
diff --git a/include/linux/mfd/axp20x.h b/include/linux/mfd/axp20x.h
index 0be4982..ad3d9c7 100644
--- a/include/linux/mfd/axp20x.h
+++ b/include/linux/mfd/axp20x.h
@@ -201,6 +201,10 @@ enum {
 #define AXP20X_OCV_MAX			0xf
 
 /* AXP22X specific registers */
+#define AXP22X_PMIC_ADC_H		0x56
+#define AXP22X_PMIC_ADC_L		0x57
+#define AXP22X_TS_ADC_H			0x58
+#define AXP22X_TS_ADC_L			0x59
 #define AXP22X_BATLOW_THRES1		0xe6
 
 /* AXP288 specific registers */
-- 
2.10.0