soc/mediatek/mt8195: Add mt6360 driver for PMIC access

Signed-off-by: Andrew SH Cheng <andrew-sh.cheng@mediatek.com>
Change-Id: Ieaf234f35f2b7d440bdf1e6ec4c455af7b311623
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55710
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

1 files changed, 47 insertions, 2 deletions

diff --git a/src/soc/mediatek/mt8195/include/soc/mt6360.h b/src/soc/mediatek/mt8195/include/soc/mt6360.h
index 3ac66faad3f8..77ae47dee14b 100644
--- a/src/soc/mediatek/mt8195/include/soc/mt6360.h
+++ b/src/soc/mediatek/mt8195/include/soc/mt6360.h
@@ -5,6 +5,25 @@
 
 #include <stdint.h>
 
+#define MT6360_LDO_I2C_ADDR	0x64
+#define MT6360_PMIC_I2C_ADDR	0x1a
+
+#define MT6360_DATA(_enreg, _enmask, _vreg, _vmask, _table)	\
+{								\
+	.enable_reg = _enreg,					\
+	.enable_mask = _enmask,					\
+	.vsel_reg = _vreg,					\
+	.vsel_mask = _vmask,					\
+	.vsel_table = _table,					\
+	.vsel_table_len = ARRAY_SIZE(_table),			\
+}
+
+enum {
+	MT6360_INDEX_LDO = 0,
+	MT6360_INDEX_PMIC,
+	MT6360_INDEX_COUNT,
+};
+
 enum mt6360_ldo_id {
 	MT6360_LDO1 = 0,
 	MT6360_LDO2,
@@ -13,12 +32,38 @@ enum mt6360_ldo_id {
 	MT6360_LDO_COUNT,
 };
 
-#define MT6360_LDO_I2C_ADDR	0x64
-#define MT6360_PMIC_I2C_ADDR	0x1A
+enum mt6360_pmic_id {
+	MT6360_PMIC_BUCK1 = 0,
+	MT6360_PMIC_BUCK2,
+	MT6360_PMIC_LDO6,
+	MT6360_PMIC_LDO7,
+	MT6360_PMIC_COUNT,
+};
+
+struct mt6360_i2c_data {
+	u8 bus;
+	u8 addr;
+};
+
+struct mt6360_data {
+	uint8_t enable_reg;
+	uint8_t enable_mask;
+	uint8_t vsel_reg;
+	uint8_t vsel_mask;
+	const uint32_t *vsel_table;
+	uint32_t vsel_table_len;
+};
 
 void mt6360_init(uint8_t bus);
+
 void mt6360_ldo_enable(enum mt6360_ldo_id ldo_id, uint8_t enable);
 uint8_t mt6360_ldo_is_enabled(enum mt6360_ldo_id ldo_id);
 void mt6360_ldo_set_voltage(enum mt6360_ldo_id ldo_id, u32 voltage_uv);
 u32 mt6360_ldo_get_voltage(enum mt6360_ldo_id ldo_id);
+
+void mt6360_pmic_enable(enum mt6360_pmic_id pmic_id, uint8_t enable);
+uint8_t mt6360_pmic_is_enabled(enum mt6360_pmic_id pmic_id);
+void mt6360_pmic_set_voltage(enum mt6360_pmic_id pmic_id, u32 voltage_uv);
+u32 mt6360_pmic_get_voltage(enum mt6360_pmic_id pmic_id);
+
 #endif