/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * core.h -- Core Driver for Wolfson WM8350 PMIC * * Copyright 2007 Wolfson Microelectronics PLC */ #ifndef __LINUX_MFD_WM8350_CORE_H_ #define __LINUX_MFD_WM8350_CORE_H_ #include <linux/kernel.h> #include <linux/mutex.h> #include <linux/interrupt.h> #include <linux/completion.h> #include <linux/regmap.h> #include <linux/mfd/wm8350/audio.h> #include <linux/mfd/wm8350/gpio.h> #include <linux/mfd/wm8350/pmic.h> #include <linux/mfd/wm8350/rtc.h> #include <linux/mfd/wm8350/supply.h> #include <linux/mfd/wm8350/wdt.h> /* * Register values. */ #define WM8350_RESET_ID … #define WM8350_ID … #define WM8350_REVISION … #define WM8350_SYSTEM_CONTROL_1 … #define WM8350_SYSTEM_CONTROL_2 … #define WM8350_SYSTEM_HIBERNATE … #define WM8350_INTERFACE_CONTROL … #define WM8350_POWER_MGMT_1 … #define WM8350_POWER_MGMT_2 … #define WM8350_POWER_MGMT_3 … #define WM8350_POWER_MGMT_4 … #define WM8350_POWER_MGMT_5 … #define WM8350_POWER_MGMT_6 … #define WM8350_POWER_MGMT_7 … #define WM8350_SYSTEM_INTERRUPTS … #define WM8350_INT_STATUS_1 … #define WM8350_INT_STATUS_2 … #define WM8350_POWER_UP_INT_STATUS … #define WM8350_UNDER_VOLTAGE_INT_STATUS … #define WM8350_OVER_CURRENT_INT_STATUS … #define WM8350_GPIO_INT_STATUS … #define WM8350_COMPARATOR_INT_STATUS … #define WM8350_SYSTEM_INTERRUPTS_MASK … #define WM8350_INT_STATUS_1_MASK … #define WM8350_INT_STATUS_2_MASK … #define WM8350_POWER_UP_INT_STATUS_MASK … #define WM8350_UNDER_VOLTAGE_INT_STATUS_MASK … #define WM8350_OVER_CURRENT_INT_STATUS_MASK … #define WM8350_GPIO_INT_STATUS_MASK … #define WM8350_COMPARATOR_INT_STATUS_MASK … #define WM8350_CHARGER_OVERRIDES … #define WM8350_MISC_OVERRIDES … #define WM8350_COMPARATOR_OVERRIDES … #define WM8350_STATE_MACHINE_STATUS … #define WM8350_MAX_REGISTER … #define WM8350_UNLOCK_KEY … #define WM8350_LOCK_KEY … /* * Field Definitions. */ /* * R0 (0x00) - Reset/ID */ #define WM8350_SW_RESET_CHIP_ID_MASK … /* * R1 (0x01) - ID */ #define WM8350_CHIP_REV_MASK … #define WM8350_CONF_STS_MASK … #define WM8350_CUST_ID_MASK … /* * R2 (0x02) - Revision */ #define WM8350_MASK_REV_MASK … /* * R3 (0x03) - System Control 1 */ #define WM8350_CHIP_ON … #define WM8350_POWERCYCLE … #define WM8350_VCC_FAULT_OV … #define WM8350_REG_RSTB_TIME_MASK … #define WM8350_BG_SLEEP … #define WM8350_MEM_VALID … #define WM8350_CHIP_SET_UP … #define WM8350_ON_DEB_T … #define WM8350_ON_POL … #define WM8350_IRQ_POL … /* * R4 (0x04) - System Control 2 */ #define WM8350_USB_SUSPEND_8MA … #define WM8350_USB_SUSPEND … #define WM8350_USB_MSTR … #define WM8350_USB_MSTR_SRC … #define WM8350_USB_500MA … #define WM8350_USB_NOLIM … /* * R5 (0x05) - System Hibernate */ #define WM8350_HIBERNATE … #define WM8350_WDOG_HIB_MODE … #define WM8350_REG_HIB_STARTUP_SEQ … #define WM8350_REG_RESET_HIB_MODE … #define WM8350_RST_HIB_MODE … #define WM8350_IRQ_HIB_MODE … #define WM8350_MEMRST_HIB_MODE … #define WM8350_PCCOMP_HIB_MODE … #define WM8350_TEMPMON_HIB_MODE … /* * R6 (0x06) - Interface Control */ #define WM8350_USE_DEV_PINS … #define WM8350_USE_DEV_PINS_MASK … #define WM8350_USE_DEV_PINS_SHIFT … #define WM8350_DEV_ADDR_MASK … #define WM8350_DEV_ADDR_SHIFT … #define WM8350_CONFIG_DONE … #define WM8350_CONFIG_DONE_MASK … #define WM8350_CONFIG_DONE_SHIFT … #define WM8350_RECONFIG_AT_ON … #define WM8350_RECONFIG_AT_ON_MASK … #define WM8350_RECONFIG_AT_ON_SHIFT … #define WM8350_AUTOINC … #define WM8350_AUTOINC_MASK … #define WM8350_AUTOINC_SHIFT … #define WM8350_ARA … #define WM8350_ARA_MASK … #define WM8350_ARA_SHIFT … #define WM8350_SPI_CFG … #define WM8350_SPI_CFG_MASK … #define WM8350_SPI_CFG_SHIFT … #define WM8350_SPI_4WIRE … #define WM8350_SPI_4WIRE_MASK … #define WM8350_SPI_4WIRE_SHIFT … #define WM8350_SPI_3WIRE … #define WM8350_SPI_3WIRE_MASK … #define WM8350_SPI_3WIRE_SHIFT … /* Bit values for R06 (0x06) */ #define WM8350_USE_DEV_PINS_PRIMARY … #define WM8350_USE_DEV_PINS_DEV … #define WM8350_DEV_ADDR_34 … #define WM8350_DEV_ADDR_36 … #define WM8350_DEV_ADDR_3C … #define WM8350_DEV_ADDR_3E … #define WM8350_CONFIG_DONE_OFF … #define WM8350_CONFIG_DONE_DONE … #define WM8350_RECONFIG_AT_ON_OFF … #define WM8350_RECONFIG_AT_ON_ON … #define WM8350_AUTOINC_OFF … #define WM8350_AUTOINC_ON … #define WM8350_ARA_OFF … #define WM8350_ARA_ON … #define WM8350_SPI_CFG_CMOS … #define WM8350_SPI_CFG_OD … #define WM8350_SPI_4WIRE_3WIRE … #define WM8350_SPI_4WIRE_4WIRE … #define WM8350_SPI_3WIRE_I2C … #define WM8350_SPI_3WIRE_SPI … /* * R8 (0x08) - Power mgmt (1) */ #define WM8350_CODEC_ISEL_MASK … #define WM8350_VBUFEN … #define WM8350_OUTPUT_DRAIN_EN … #define WM8350_MIC_DET_ENA … #define WM8350_BIASEN … #define WM8350_MICBEN … #define WM8350_VMIDEN … #define WM8350_VMID_MASK … #define WM8350_VMID_SHIFT … /* * R9 (0x09) - Power mgmt (2) */ #define WM8350_IN3R_ENA … #define WM8350_IN3L_ENA … #define WM8350_INR_ENA … #define WM8350_INL_ENA … #define WM8350_MIXINR_ENA … #define WM8350_MIXINL_ENA … #define WM8350_OUT4_ENA … #define WM8350_OUT3_ENA … #define WM8350_MIXOUTR_ENA … #define WM8350_MIXOUTL_ENA … /* * R10 (0x0A) - Power mgmt (3) */ #define WM8350_IN3R_TO_OUT2R … #define WM8350_OUT2R_ENA … #define WM8350_OUT2L_ENA … #define WM8350_OUT1R_ENA … #define WM8350_OUT1L_ENA … /* * R11 (0x0B) - Power mgmt (4) */ #define WM8350_SYSCLK_ENA … #define WM8350_ADC_HPF_ENA … #define WM8350_FLL_ENA … #define WM8350_FLL_OSC_ENA … #define WM8350_TOCLK_ENA … #define WM8350_DACR_ENA … #define WM8350_DACL_ENA … #define WM8350_ADCR_ENA … #define WM8350_ADCL_ENA … /* * R12 (0x0C) - Power mgmt (5) */ #define WM8350_CODEC_ENA … #define WM8350_RTC_TICK_ENA … #define WM8350_OSC32K_ENA … #define WM8350_CHG_ENA … #define WM8350_ACC_DET_ENA … #define WM8350_AUXADC_ENA … #define WM8350_DCMP4_ENA … #define WM8350_DCMP3_ENA … #define WM8350_DCMP2_ENA … #define WM8350_DCMP1_ENA … /* * R13 (0x0D) - Power mgmt (6) */ #define WM8350_LS_ENA … #define WM8350_LDO4_ENA … #define WM8350_LDO3_ENA … #define WM8350_LDO2_ENA … #define WM8350_LDO1_ENA … #define WM8350_DC6_ENA … #define WM8350_DC5_ENA … #define WM8350_DC4_ENA … #define WM8350_DC3_ENA … #define WM8350_DC2_ENA … #define WM8350_DC1_ENA … /* * R14 (0x0E) - Power mgmt (7) */ #define WM8350_CS2_ENA … #define WM8350_CS1_ENA … /* * R24 (0x18) - System Interrupts */ #define WM8350_OC_INT … #define WM8350_UV_INT … #define WM8350_PUTO_INT … #define WM8350_CS_INT … #define WM8350_EXT_INT … #define WM8350_CODEC_INT … #define WM8350_GP_INT … #define WM8350_AUXADC_INT … #define WM8350_RTC_INT … #define WM8350_SYS_INT … #define WM8350_CHG_INT … #define WM8350_USB_INT … #define WM8350_WKUP_INT … /* * R25 (0x19) - Interrupt Status 1 */ #define WM8350_CHG_BAT_HOT_EINT … #define WM8350_CHG_BAT_COLD_EINT … #define WM8350_CHG_BAT_FAIL_EINT … #define WM8350_CHG_TO_EINT … #define WM8350_CHG_END_EINT … #define WM8350_CHG_START_EINT … #define WM8350_CHG_FAST_RDY_EINT … #define WM8350_RTC_PER_EINT … #define WM8350_RTC_SEC_EINT … #define WM8350_RTC_ALM_EINT … #define WM8350_CHG_VBATT_LT_3P9_EINT … #define WM8350_CHG_VBATT_LT_3P1_EINT … #define WM8350_CHG_VBATT_LT_2P85_EINT … /* * R26 (0x1A) - Interrupt Status 2 */ #define WM8350_CS1_EINT … #define WM8350_CS2_EINT … #define WM8350_USB_LIMIT_EINT … #define WM8350_AUXADC_DATARDY_EINT … #define WM8350_AUXADC_DCOMP4_EINT … #define WM8350_AUXADC_DCOMP3_EINT … #define WM8350_AUXADC_DCOMP2_EINT … #define WM8350_AUXADC_DCOMP1_EINT … #define WM8350_SYS_HYST_COMP_FAIL_EINT … #define WM8350_SYS_CHIP_GT115_EINT … #define WM8350_SYS_CHIP_GT140_EINT … #define WM8350_SYS_WDOG_TO_EINT … /* * R27 (0x1B) - Power Up Interrupt Status */ #define WM8350_PUTO_LDO4_EINT … #define WM8350_PUTO_LDO3_EINT … #define WM8350_PUTO_LDO2_EINT … #define WM8350_PUTO_LDO1_EINT … #define WM8350_PUTO_DC6_EINT … #define WM8350_PUTO_DC5_EINT … #define WM8350_PUTO_DC4_EINT … #define WM8350_PUTO_DC3_EINT … #define WM8350_PUTO_DC2_EINT … #define WM8350_PUTO_DC1_EINT … /* * R28 (0x1C) - Under Voltage Interrupt status */ #define WM8350_UV_LDO4_EINT … #define WM8350_UV_LDO3_EINT … #define WM8350_UV_LDO2_EINT … #define WM8350_UV_LDO1_EINT … #define WM8350_UV_DC6_EINT … #define WM8350_UV_DC5_EINT … #define WM8350_UV_DC4_EINT … #define WM8350_UV_DC3_EINT … #define WM8350_UV_DC2_EINT … #define WM8350_UV_DC1_EINT … /* * R29 (0x1D) - Over Current Interrupt status */ #define WM8350_OC_LS_EINT … /* * R30 (0x1E) - GPIO Interrupt Status */ #define WM8350_GP12_EINT … #define WM8350_GP11_EINT … #define WM8350_GP10_EINT … #define WM8350_GP9_EINT … #define WM8350_GP8_EINT … #define WM8350_GP7_EINT … #define WM8350_GP6_EINT … #define WM8350_GP5_EINT … #define WM8350_GP4_EINT … #define WM8350_GP3_EINT … #define WM8350_GP2_EINT … #define WM8350_GP1_EINT … #define WM8350_GP0_EINT … /* * R31 (0x1F) - Comparator Interrupt Status */ #define WM8350_EXT_USB_FB_EINT … #define WM8350_EXT_WALL_FB_EINT … #define WM8350_EXT_BAT_FB_EINT … #define WM8350_CODEC_JCK_DET_L_EINT … #define WM8350_CODEC_JCK_DET_R_EINT … #define WM8350_CODEC_MICSCD_EINT … #define WM8350_CODEC_MICD_EINT … #define WM8350_WKUP_OFF_STATE_EINT … #define WM8350_WKUP_HIB_STATE_EINT … #define WM8350_WKUP_CONV_FAULT_EINT … #define WM8350_WKUP_WDOG_RST_EINT … #define WM8350_WKUP_GP_PWR_ON_EINT … #define WM8350_WKUP_ONKEY_EINT … #define WM8350_WKUP_GP_WAKEUP_EINT … /* * R32 (0x20) - System Interrupts Mask */ #define WM8350_IM_OC_INT … #define WM8350_IM_UV_INT … #define WM8350_IM_PUTO_INT … #define WM8350_IM_SPARE_INT … #define WM8350_IM_CS_INT … #define WM8350_IM_EXT_INT … #define WM8350_IM_CODEC_INT … #define WM8350_IM_GP_INT … #define WM8350_IM_AUXADC_INT … #define WM8350_IM_RTC_INT … #define WM8350_IM_SYS_INT … #define WM8350_IM_CHG_INT … #define WM8350_IM_USB_INT … #define WM8350_IM_WKUP_INT … /* * R33 (0x21) - Interrupt Status 1 Mask */ #define WM8350_IM_CHG_BAT_HOT_EINT … #define WM8350_IM_CHG_BAT_COLD_EINT … #define WM8350_IM_CHG_BAT_FAIL_EINT … #define WM8350_IM_CHG_TO_EINT … #define WM8350_IM_CHG_END_EINT … #define WM8350_IM_CHG_START_EINT … #define WM8350_IM_CHG_FAST_RDY_EINT … #define WM8350_IM_RTC_PER_EINT … #define WM8350_IM_RTC_SEC_EINT … #define WM8350_IM_RTC_ALM_EINT … #define WM8350_IM_CHG_VBATT_LT_3P9_EINT … #define WM8350_IM_CHG_VBATT_LT_3P1_EINT … #define WM8350_IM_CHG_VBATT_LT_2P85_EINT … /* * R34 (0x22) - Interrupt Status 2 Mask */ #define WM8350_IM_SPARE2_EINT … #define WM8350_IM_SPARE1_EINT … #define WM8350_IM_CS1_EINT … #define WM8350_IM_CS2_EINT … #define WM8350_IM_USB_LIMIT_EINT … #define WM8350_IM_AUXADC_DATARDY_EINT … #define WM8350_IM_AUXADC_DCOMP4_EINT … #define WM8350_IM_AUXADC_DCOMP3_EINT … #define WM8350_IM_AUXADC_DCOMP2_EINT … #define WM8350_IM_AUXADC_DCOMP1_EINT … #define WM8350_IM_SYS_HYST_COMP_FAIL_EINT … #define WM8350_IM_SYS_CHIP_GT115_EINT … #define WM8350_IM_SYS_CHIP_GT140_EINT … #define WM8350_IM_SYS_WDOG_TO_EINT … /* * R35 (0x23) - Power Up Interrupt Status Mask */ #define WM8350_IM_PUTO_LDO4_EINT … #define WM8350_IM_PUTO_LDO3_EINT … #define WM8350_IM_PUTO_LDO2_EINT … #define WM8350_IM_PUTO_LDO1_EINT … #define WM8350_IM_PUTO_DC6_EINT … #define WM8350_IM_PUTO_DC5_EINT … #define WM8350_IM_PUTO_DC4_EINT … #define WM8350_IM_PUTO_DC3_EINT … #define WM8350_IM_PUTO_DC2_EINT … #define WM8350_IM_PUTO_DC1_EINT … /* * R36 (0x24) - Under Voltage Interrupt status Mask */ #define WM8350_IM_UV_LDO4_EINT … #define WM8350_IM_UV_LDO3_EINT … #define WM8350_IM_UV_LDO2_EINT … #define WM8350_IM_UV_LDO1_EINT … #define WM8350_IM_UV_DC6_EINT … #define WM8350_IM_UV_DC5_EINT … #define WM8350_IM_UV_DC4_EINT … #define WM8350_IM_UV_DC3_EINT … #define WM8350_IM_UV_DC2_EINT … #define WM8350_IM_UV_DC1_EINT … /* * R37 (0x25) - Over Current Interrupt status Mask */ #define WM8350_IM_OC_LS_EINT … /* * R38 (0x26) - GPIO Interrupt Status Mask */ #define WM8350_IM_GP12_EINT … #define WM8350_IM_GP11_EINT … #define WM8350_IM_GP10_EINT … #define WM8350_IM_GP9_EINT … #define WM8350_IM_GP8_EINT … #define WM8350_IM_GP7_EINT … #define WM8350_IM_GP6_EINT … #define WM8350_IM_GP5_EINT … #define WM8350_IM_GP4_EINT … #define WM8350_IM_GP3_EINT … #define WM8350_IM_GP2_EINT … #define WM8350_IM_GP1_EINT … #define WM8350_IM_GP0_EINT … /* * R39 (0x27) - Comparator Interrupt Status Mask */ #define WM8350_IM_EXT_USB_FB_EINT … #define WM8350_IM_EXT_WALL_FB_EINT … #define WM8350_IM_EXT_BAT_FB_EINT … #define WM8350_IM_CODEC_JCK_DET_L_EINT … #define WM8350_IM_CODEC_JCK_DET_R_EINT … #define WM8350_IM_CODEC_MICSCD_EINT … #define WM8350_IM_CODEC_MICD_EINT … #define WM8350_IM_WKUP_OFF_STATE_EINT … #define WM8350_IM_WKUP_HIB_STATE_EINT … #define WM8350_IM_WKUP_CONV_FAULT_EINT … #define WM8350_IM_WKUP_WDOG_RST_EINT … #define WM8350_IM_WKUP_GP_PWR_ON_EINT … #define WM8350_IM_WKUP_ONKEY_EINT … #define WM8350_IM_WKUP_GP_WAKEUP_EINT … /* * R220 (0xDC) - RAM BIST 1 */ #define WM8350_READ_STATUS … #define WM8350_TSTRAM_CLK … #define WM8350_TSTRAM_CLK_ENA … #define WM8350_STARTSEQ … #define WM8350_READ_SRC … #define WM8350_COUNT_DIR … #define WM8350_TSTRAM_MODE_MASK … #define WM8350_TSTRAM_ENA … /* * R225 (0xE1) - DCDC/LDO status */ #define WM8350_LS_STS … #define WM8350_LDO4_STS … #define WM8350_LDO3_STS … #define WM8350_LDO2_STS … #define WM8350_LDO1_STS … #define WM8350_DC6_STS … #define WM8350_DC5_STS … #define WM8350_DC4_STS … #define WM8350_DC3_STS … #define WM8350_DC2_STS … #define WM8350_DC1_STS … /* * R226 (0xE2) - Charger status */ #define WM8350_CHG_BATT_HOT_OVRDE … #define WM8350_CHG_BATT_COLD_OVRDE … /* * R227 (0xE3) - Misc Overrides */ #define WM8350_USB_LIMIT_OVRDE … /* * R227 (0xE7) - Comparator Overrides */ #define WM8350_USB_FB_OVRDE … #define WM8350_WALL_FB_OVRDE … #define WM8350_BATT_FB_OVRDE … /* * R233 (0xE9) - State Machinine Status */ #define WM8350_USB_SM_MASK … #define WM8350_USB_SM_SHIFT … #define WM8350_USB_SM_100_SLV … #define WM8350_USB_SM_500_SLV … #define WM8350_USB_SM_STDBY_SLV … /* WM8350 wake up conditions */ #define WM8350_IRQ_WKUP_OFF_STATE … #define WM8350_IRQ_WKUP_HIB_STATE … #define WM8350_IRQ_WKUP_CONV_FAULT … #define WM8350_IRQ_WKUP_WDOG_RST … #define WM8350_IRQ_WKUP_GP_PWR_ON … #define WM8350_IRQ_WKUP_ONKEY … #define WM8350_IRQ_WKUP_GP_WAKEUP … /* wm8350 chip revisions */ #define WM8350_REV_E … #define WM8350_REV_F … #define WM8350_REV_G … #define WM8350_REV_H … #define WM8350_NUM_IRQ … #define WM8350_NUM_IRQ_REGS … extern const struct regmap_config wm8350_regmap; struct wm8350; struct wm8350_hwmon { … }; struct wm8350 { … }; /** * Data to be supplied by the platform to initialise the WM8350. * * @init: Function called during driver initialisation. Should be * used by the platform to configure GPIO functions and similar. * @irq_high: Set if WM8350 IRQ is active high. * @irq_base: Base IRQ for genirq (not currently used). * @gpio_base: Base for gpiolib. */ struct wm8350_platform_data { … }; /* * WM8350 device initialisation and exit. */ int wm8350_device_init(struct wm8350 *wm8350, int irq, struct wm8350_platform_data *pdata); /* * WM8350 device IO */ int wm8350_clear_bits(struct wm8350 *wm8350, u16 reg, u16 mask); int wm8350_set_bits(struct wm8350 *wm8350, u16 reg, u16 mask); u16 wm8350_reg_read(struct wm8350 *wm8350, int reg); int wm8350_reg_write(struct wm8350 *wm8350, int reg, u16 val); int wm8350_reg_lock(struct wm8350 *wm8350); int wm8350_reg_unlock(struct wm8350 *wm8350); int wm8350_block_read(struct wm8350 *wm8350, int reg, int size, u16 *dest); int wm8350_block_write(struct wm8350 *wm8350, int reg, int size, u16 *src); /* * WM8350 internal interrupts */ static inline int wm8350_register_irq(struct wm8350 *wm8350, int irq, irq_handler_t handler, unsigned long flags, const char *name, void *data) { … } static inline void wm8350_free_irq(struct wm8350 *wm8350, int irq, void *data) { … } static inline void wm8350_mask_irq(struct wm8350 *wm8350, int irq) { … } static inline void wm8350_unmask_irq(struct wm8350 *wm8350, int irq) { … } int wm8350_irq_init(struct wm8350 *wm8350, int irq, struct wm8350_platform_data *pdata); int wm8350_irq_exit(struct wm8350 *wm8350); #endif
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