[PATCH] mfd: axp20x: AXP717: Add type-C CC registers
Chen-Yu Tsai
wens at kernel.org
Thu Dec 25 00:02:40 PST 2025
The AXP717 has some extra registers related to type-C CC pin
negotiation. They were missing from the original submission.
Add them for completeness.
Signed-off-by: Chen-Yu Tsai <wens at kernel.org>
---
drivers/mfd/axp20x.c | 5 ++++-
include/linux/mfd/axp20x.h | 3 +++
2 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c
index c5f0ebae327f..679364189ea5 100644
--- a/drivers/mfd/axp20x.c
+++ b/drivers/mfd/axp20x.c
@@ -229,6 +229,8 @@ static const struct regmap_range axp717_writeable_ranges[] = {
regmap_reg_range(AXP717_DCDC_OUTPUT_CONTROL, AXP717_CPUSLDO_CONTROL),
regmap_reg_range(AXP717_ADC_CH_EN_CONTROL, AXP717_ADC_CH_EN_CONTROL),
regmap_reg_range(AXP717_ADC_DATA_SEL, AXP717_ADC_DATA_SEL),
+ regmap_reg_range(AXP717_TYPEC_CC_AA_EN, AXP717_TYPEC_CC_AA_EN),
+ regmap_reg_range(AXP717_TYPEC_CC_MODE_CONTROL, AXP717_TYPEC_CC_MODE_CONTROL),
};
static const struct regmap_range axp717_volatile_ranges[] = {
@@ -237,6 +239,7 @@ static const struct regmap_range axp717_volatile_ranges[] = {
regmap_reg_range(AXP717_BATT_PERCENT_DATA, AXP717_BATT_PERCENT_DATA),
regmap_reg_range(AXP717_BATT_V_H, AXP717_BATT_CHRG_I_L),
regmap_reg_range(AXP717_ADC_DATA_H, AXP717_ADC_DATA_L),
+ regmap_reg_range(AXP717_TYPEC_CC_STATUS, AXP717_TYPEC_CC_STATUS),
};
static const struct regmap_access_table axp717_writeable_table = {
@@ -458,7 +461,7 @@ static const struct regmap_config axp717_regmap_config = {
.val_bits = 8,
.wr_table = &axp717_writeable_table,
.volatile_table = &axp717_volatile_table,
- .max_register = AXP717_ADC_DATA_L,
+ .max_register = AXP717_TYPEC_CC_STATUS,
.cache_type = REGCACHE_MAPLE,
};
diff --git a/include/linux/mfd/axp20x.h b/include/linux/mfd/axp20x.h
index 3c5aecf1d4b5..b352661d99a1 100644
--- a/include/linux/mfd/axp20x.h
+++ b/include/linux/mfd/axp20x.h
@@ -174,6 +174,9 @@ enum axp20x_variants {
#define AXP717_ADC_DATA_SEL 0xcd
#define AXP717_ADC_DATA_H 0xce
#define AXP717_ADC_DATA_L 0xcf
+#define AXP717_TYPEC_CC_AA_EN 0xe1
+#define AXP717_TYPEC_CC_MODE_CONTROL 0xe3
+#define AXP717_TYPEC_CC_STATUS 0xe7
#define AXP806_STARTUP_SRC 0x00
#define AXP806_CHIP_ID 0x03
--
2.47.3
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