mfd: Add support for PMIC MT6360

Add MFD driver for mt6360 pmic chip include Battery Charger/
USB_PD/Flash, LED/RGB and LED/LDO/Buck
Signed-off-by: Gene Chen <gene_chen@richtek.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

drivers/mfd/Kconfig

@@ -908,6 +908,18 @@ config MFD_MAX8998
 	  additional drivers must be enabled in order to use the functionality
 	  of the device.
 
+config MFD_MT6360
+	tristate "Mediatek MT6360 SubPMIC"
+	select MFD_CORE
+	select REGMAP_I2C
+	select REGMAP_IRQ
+	depends on I2C
+	help
+	  Say Y here to enable MT6360 PMU/PMIC/LDO functional support.
+	  PMU part includes Charger, Flashlight, RGB LED
+	  PMIC part includes 2-channel BUCKs and 2-channel LDOs
+	  LDO part includes 4-channel LDOs
+
 config MFD_MT6397
 	tristate "MediaTek MT6397 PMIC Support"
 	select MFD_CORE

drivers/mfd/Makefile

@@ -243,6 +243,7 @@ obj-$(CONFIG_INTEL_SOC_PMIC)	+= intel-soc-pmic.o
 obj-$(CONFIG_INTEL_SOC_PMIC_BXTWC)	+= intel_soc_pmic_bxtwc.o
 obj-$(CONFIG_INTEL_SOC_PMIC_CHTWC)	+= intel_soc_pmic_chtwc.o
 obj-$(CONFIG_INTEL_SOC_PMIC_CHTDC_TI)	+= intel_soc_pmic_chtdc_ti.o
+obj-$(CONFIG_MFD_MT6360)	+= mt6360-core.o
 mt6397-objs			:= mt6397-core.o mt6397-irq.o mt6358-irq.o
 obj-$(CONFIG_MFD_MT6397)	+= mt6397.o
 obj-$(CONFIG_INTEL_SOC_PMIC_MRFLD)	+= intel_soc_pmic_mrfld.o

include/linux/mfd/mt6360.h

+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2020 MediaTek Inc.
+ */
+
+#ifndef __MT6360_H__
+#define __MT6360_H__
+
+#include <linux/regmap.h>
+
+enum {
+	MT6360_SLAVE_PMU = 0,
+	MT6360_SLAVE_PMIC,
+	MT6360_SLAVE_LDO,
+	MT6360_SLAVE_TCPC,
+	MT6360_SLAVE_MAX,
+};
+
+#define MT6360_PMU_SLAVEID	(0x34)
+#define MT6360_PMIC_SLAVEID	(0x1A)
+#define MT6360_LDO_SLAVEID	(0x64)
+#define MT6360_TCPC_SLAVEID	(0x4E)
+
+struct mt6360_pmu_data {
+	struct i2c_client *i2c[MT6360_SLAVE_MAX];
+	struct device *dev;
+	struct regmap *regmap;
+	struct regmap_irq_chip_data *irq_data;
+	unsigned int chip_rev;
+};
+
+/* PMU register defininition */
+#define MT6360_PMU_DEV_INFO			(0x00)
+#define MT6360_PMU_CORE_CTRL1			(0x01)
+#define MT6360_PMU_RST1				(0x02)
+#define MT6360_PMU_CRCEN			(0x03)
+#define MT6360_PMU_RST_PAS_CODE1		(0x04)
+#define MT6360_PMU_RST_PAS_CODE2		(0x05)
+#define MT6360_PMU_CORE_CTRL2			(0x06)
+#define MT6360_PMU_TM_PAS_CODE1			(0x07)
+#define MT6360_PMU_TM_PAS_CODE2			(0x08)
+#define MT6360_PMU_TM_PAS_CODE3			(0x09)
+#define MT6360_PMU_TM_PAS_CODE4			(0x0A)
+#define MT6360_PMU_IRQ_IND			(0x0B)
+#define MT6360_PMU_IRQ_MASK			(0x0C)
+#define MT6360_PMU_IRQ_SET			(0x0D)
+#define MT6360_PMU_SHDN_CTRL			(0x0E)
+#define MT6360_PMU_TM_INF			(0x0F)
+#define MT6360_PMU_I2C_CTRL			(0x10)
+#define MT6360_PMU_CHG_CTRL1			(0x11)
+#define MT6360_PMU_CHG_CTRL2			(0x12)
+#define MT6360_PMU_CHG_CTRL3			(0x13)
+#define MT6360_PMU_CHG_CTRL4			(0x14)
+#define MT6360_PMU_CHG_CTRL5			(0x15)
+#define MT6360_PMU_CHG_CTRL6			(0x16)
+#define MT6360_PMU_CHG_CTRL7			(0x17)
+#define MT6360_PMU_CHG_CTRL8			(0x18)
+#define MT6360_PMU_CHG_CTRL9			(0x19)
+#define MT6360_PMU_CHG_CTRL10			(0x1A)
+#define MT6360_PMU_CHG_CTRL11			(0x1B)
+#define MT6360_PMU_CHG_CTRL12			(0x1C)
+#define MT6360_PMU_CHG_CTRL13			(0x1D)
+#define MT6360_PMU_CHG_CTRL14			(0x1E)
+#define MT6360_PMU_CHG_CTRL15			(0x1F)
+#define MT6360_PMU_CHG_CTRL16			(0x20)
+#define MT6360_PMU_CHG_AICC_RESULT		(0x21)
+#define MT6360_PMU_DEVICE_TYPE			(0x22)
+#define MT6360_PMU_QC_CONTROL1			(0x23)
+#define MT6360_PMU_QC_CONTROL2			(0x24)
+#define MT6360_PMU_QC30_CONTROL1		(0x25)
+#define MT6360_PMU_QC30_CONTROL2		(0x26)
+#define MT6360_PMU_USB_STATUS1			(0x27)
+#define MT6360_PMU_QC_STATUS1			(0x28)
+#define MT6360_PMU_QC_STATUS2			(0x29)
+#define MT6360_PMU_CHG_PUMP			(0x2A)
+#define MT6360_PMU_CHG_CTRL17			(0x2B)
+#define MT6360_PMU_CHG_CTRL18			(0x2C)
+#define MT6360_PMU_CHRDET_CTRL1			(0x2D)
+#define MT6360_PMU_CHRDET_CTRL2			(0x2E)
+#define MT6360_PMU_DPDN_CTRL			(0x2F)
+#define MT6360_PMU_CHG_HIDDEN_CTRL1		(0x30)
+#define MT6360_PMU_CHG_HIDDEN_CTRL2		(0x31)
+#define MT6360_PMU_CHG_HIDDEN_CTRL3		(0x32)
+#define MT6360_PMU_CHG_HIDDEN_CTRL4		(0x33)
+#define MT6360_PMU_CHG_HIDDEN_CTRL5		(0x34)
+#define MT6360_PMU_CHG_HIDDEN_CTRL6		(0x35)
+#define MT6360_PMU_CHG_HIDDEN_CTRL7		(0x36)
+#define MT6360_PMU_CHG_HIDDEN_CTRL8		(0x37)
+#define MT6360_PMU_CHG_HIDDEN_CTRL9		(0x38)
+#define MT6360_PMU_CHG_HIDDEN_CTRL10		(0x39)
+#define MT6360_PMU_CHG_HIDDEN_CTRL11		(0x3A)
+#define MT6360_PMU_CHG_HIDDEN_CTRL12		(0x3B)
+#define MT6360_PMU_CHG_HIDDEN_CTRL13		(0x3C)
+#define MT6360_PMU_CHG_HIDDEN_CTRL14		(0x3D)
+#define MT6360_PMU_CHG_HIDDEN_CTRL15		(0x3E)
+#define MT6360_PMU_CHG_HIDDEN_CTRL16		(0x3F)
+#define MT6360_PMU_CHG_HIDDEN_CTRL17		(0x40)
+#define MT6360_PMU_CHG_HIDDEN_CTRL18		(0x41)
+#define MT6360_PMU_CHG_HIDDEN_CTRL19		(0x42)
+#define MT6360_PMU_CHG_HIDDEN_CTRL20		(0x43)
+#define MT6360_PMU_CHG_HIDDEN_CTRL21		(0x44)
+#define MT6360_PMU_CHG_HIDDEN_CTRL22		(0x45)
+#define MT6360_PMU_CHG_HIDDEN_CTRL23		(0x46)
+#define MT6360_PMU_CHG_HIDDEN_CTRL24		(0x47)
+#define MT6360_PMU_CHG_HIDDEN_CTRL25		(0x48)
+#define MT6360_PMU_BC12_CTRL			(0x49)
+#define MT6360_PMU_CHG_STAT			(0x4A)
+#define MT6360_PMU_RESV1			(0x4B)
+#define MT6360_PMU_TYPEC_OTP_TH_SEL_CODEH	(0x4E)
+#define MT6360_PMU_TYPEC_OTP_TH_SEL_CODEL	(0x4F)
+#define MT6360_PMU_TYPEC_OTP_HYST_TH		(0x50)
+#define MT6360_PMU_TYPEC_OTP_CTRL		(0x51)
+#define MT6360_PMU_ADC_BAT_DATA_H		(0x52)
+#define MT6360_PMU_ADC_BAT_DATA_L		(0x53)
+#define MT6360_PMU_IMID_BACKBST_ON		(0x54)
+#define MT6360_PMU_IMID_BACKBST_OFF		(0x55)
+#define MT6360_PMU_ADC_CONFIG			(0x56)
+#define MT6360_PMU_ADC_EN2			(0x57)
+#define MT6360_PMU_ADC_IDLE_T			(0x58)
+#define MT6360_PMU_ADC_RPT_1			(0x5A)
+#define MT6360_PMU_ADC_RPT_2			(0x5B)
+#define MT6360_PMU_ADC_RPT_3			(0x5C)
+#define MT6360_PMU_ADC_RPT_ORG1			(0x5D)
+#define MT6360_PMU_ADC_RPT_ORG2			(0x5E)
+#define MT6360_PMU_BAT_OVP_TH_SEL_CODEH		(0x5F)
+#define MT6360_PMU_BAT_OVP_TH_SEL_CODEL		(0x60)
+#define MT6360_PMU_CHG_CTRL19			(0x61)
+#define MT6360_PMU_VDDASUPPLY			(0x62)
+#define MT6360_PMU_BC12_MANUAL			(0x63)
+#define MT6360_PMU_CHGDET_FUNC			(0x64)
+#define MT6360_PMU_FOD_CTRL			(0x65)
+#define MT6360_PMU_CHG_CTRL20			(0x66)
+#define MT6360_PMU_CHG_HIDDEN_CTRL26		(0x67)
+#define MT6360_PMU_CHG_HIDDEN_CTRL27		(0x68)
+#define MT6360_PMU_RESV2			(0x69)
+#define MT6360_PMU_USBID_CTRL1			(0x6D)
+#define MT6360_PMU_USBID_CTRL2			(0x6E)
+#define MT6360_PMU_USBID_CTRL3			(0x6F)
+#define MT6360_PMU_FLED_CFG			(0x70)
+#define MT6360_PMU_RESV3			(0x71)
+#define MT6360_PMU_FLED1_CTRL			(0x72)
+#define MT6360_PMU_FLED_STRB_CTRL		(0x73)
+#define MT6360_PMU_FLED1_STRB_CTRL2		(0x74)
+#define MT6360_PMU_FLED1_TOR_CTRL		(0x75)
+#define MT6360_PMU_FLED2_CTRL			(0x76)
+#define MT6360_PMU_RESV4			(0x77)
+#define MT6360_PMU_FLED2_STRB_CTRL2		(0x78)
+#define MT6360_PMU_FLED2_TOR_CTRL		(0x79)
+#define MT6360_PMU_FLED_VMIDTRK_CTRL1		(0x7A)
+#define MT6360_PMU_FLED_VMID_RTM		(0x7B)
+#define MT6360_PMU_FLED_VMIDTRK_CTRL2		(0x7C)
+#define MT6360_PMU_FLED_PWSEL			(0x7D)
+#define MT6360_PMU_FLED_EN			(0x7E)
+#define MT6360_PMU_FLED_Hidden1			(0x7F)
+#define MT6360_PMU_RGB_EN			(0x80)
+#define MT6360_PMU_RGB1_ISNK			(0x81)
+#define MT6360_PMU_RGB2_ISNK			(0x82)
+#define MT6360_PMU_RGB3_ISNK			(0x83)
+#define MT6360_PMU_RGB_ML_ISNK			(0x84)
+#define MT6360_PMU_RGB1_DIM			(0x85)
+#define MT6360_PMU_RGB2_DIM			(0x86)
+#define MT6360_PMU_RGB3_DIM			(0x87)
+#define MT6360_PMU_RESV5			(0x88)
+#define MT6360_PMU_RGB12_Freq			(0x89)
+#define MT6360_PMU_RGB34_Freq			(0x8A)
+#define MT6360_PMU_RGB1_Tr			(0x8B)
+#define MT6360_PMU_RGB1_Tf			(0x8C)
+#define MT6360_PMU_RGB1_TON_TOFF		(0x8D)
+#define MT6360_PMU_RGB2_Tr			(0x8E)
+#define MT6360_PMU_RGB2_Tf			(0x8F)
+#define MT6360_PMU_RGB2_TON_TOFF		(0x90)
+#define MT6360_PMU_RGB3_Tr			(0x91)
+#define MT6360_PMU_RGB3_Tf			(0x92)
+#define MT6360_PMU_RGB3_TON_TOFF		(0x93)
+#define MT6360_PMU_RGB_Hidden_CTRL1		(0x94)
+#define MT6360_PMU_RGB_Hidden_CTRL2		(0x95)
+#define MT6360_PMU_RESV6			(0x97)
+#define MT6360_PMU_SPARE1			(0x9A)
+#define MT6360_PMU_SPARE2			(0xA0)
+#define MT6360_PMU_SPARE3			(0xB0)
+#define MT6360_PMU_SPARE4			(0xC0)
+#define MT6360_PMU_CHG_IRQ1			(0xD0)
+#define MT6360_PMU_CHG_IRQ2			(0xD1)
+#define MT6360_PMU_CHG_IRQ3			(0xD2)
+#define MT6360_PMU_CHG_IRQ4			(0xD3)
+#define MT6360_PMU_CHG_IRQ5			(0xD4)
+#define MT6360_PMU_CHG_IRQ6			(0xD5)
+#define MT6360_PMU_QC_IRQ			(0xD6)
+#define MT6360_PMU_FOD_IRQ			(0xD7)
+#define MT6360_PMU_BASE_IRQ			(0xD8)
+#define MT6360_PMU_FLED_IRQ1			(0xD9)
+#define MT6360_PMU_FLED_IRQ2			(0xDA)
+#define MT6360_PMU_RGB_IRQ			(0xDB)
+#define MT6360_PMU_BUCK1_IRQ			(0xDC)
+#define MT6360_PMU_BUCK2_IRQ			(0xDD)
+#define MT6360_PMU_LDO_IRQ1			(0xDE)
+#define MT6360_PMU_LDO_IRQ2			(0xDF)
+#define MT6360_PMU_CHG_STAT1			(0xE0)
+#define MT6360_PMU_CHG_STAT2			(0xE1)
+#define MT6360_PMU_CHG_STAT3			(0xE2)
+#define MT6360_PMU_CHG_STAT4			(0xE3)
+#define MT6360_PMU_CHG_STAT5			(0xE4)
+#define MT6360_PMU_CHG_STAT6			(0xE5)
+#define MT6360_PMU_QC_STAT			(0xE6)
+#define MT6360_PMU_FOD_STAT			(0xE7)
+#define MT6360_PMU_BASE_STAT			(0xE8)
+#define MT6360_PMU_FLED_STAT1			(0xE9)
+#define MT6360_PMU_FLED_STAT2			(0xEA)
+#define MT6360_PMU_RGB_STAT			(0xEB)
+#define MT6360_PMU_BUCK1_STAT			(0xEC)
+#define MT6360_PMU_BUCK2_STAT			(0xED)
+#define MT6360_PMU_LDO_STAT1			(0xEE)
+#define MT6360_PMU_LDO_STAT2			(0xEF)
+#define MT6360_PMU_CHG_MASK1			(0xF0)
+#define MT6360_PMU_CHG_MASK2			(0xF1)
+#define MT6360_PMU_CHG_MASK3			(0xF2)
+#define MT6360_PMU_CHG_MASK4			(0xF3)
+#define MT6360_PMU_CHG_MASK5			(0xF4)
+#define MT6360_PMU_CHG_MASK6			(0xF5)
+#define MT6360_PMU_QC_MASK			(0xF6)
+#define MT6360_PMU_FOD_MASK			(0xF7)
+#define MT6360_PMU_BASE_MASK			(0xF8)
+#define MT6360_PMU_FLED_MASK1			(0xF9)
+#define MT6360_PMU_FLED_MASK2			(0xFA)
+#define MT6360_PMU_FAULTB_MASK			(0xFB)
+#define MT6360_PMU_BUCK1_MASK			(0xFC)
+#define MT6360_PMU_BUCK2_MASK			(0xFD)
+#define MT6360_PMU_LDO_MASK1			(0xFE)
+#define MT6360_PMU_LDO_MASK2			(0xFF)
+#define MT6360_PMU_MAXREG			(MT6360_PMU_LDO_MASK2)
+
+/* MT6360_PMU_IRQ_SET */
+#define MT6360_PMU_IRQ_REGNUM	(MT6360_PMU_LDO_IRQ2 - MT6360_PMU_CHG_IRQ1 + 1)
+#define MT6360_IRQ_RETRIG	BIT(2)
+
+#define CHIP_VEN_MASK				(0xF0)
+#define CHIP_VEN_MT6360				(0x50)
+#define CHIP_REV_MASK				(0x0F)
+
+#endif /* __MT6360_H__ */