// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2019 ROHM Semiconductors * * ROHM BD718[15/28/79] and BD72720 PMIC driver */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define BD72720_TYPED_IRQ_REG(_irq, _stat_offset, _mask, _type_offset) \ [_irq] = { \ .reg_offset = (_stat_offset), \ .mask = (_mask), \ { \ .type_reg_offset = (_type_offset), \ .type_reg_mask = BD72720_GPIO_IRQ_TYPE_MASK, \ .type_rising_val = BD72720_GPIO_IRQ_TYPE_RISING, \ .type_falling_val = BD72720_GPIO_IRQ_TYPE_FALLING, \ .type_level_low_val = BD72720_GPIO_IRQ_TYPE_LOW, \ .type_level_high_val = BD72720_GPIO_IRQ_TYPE_HIGH, \ .types_supported = IRQ_TYPE_EDGE_BOTH | \ IRQ_TYPE_LEVEL_HIGH | IRQ_TYPE_LEVEL_LOW, \ }, \ } static struct gpio_keys_button button = { .code = KEY_POWER, .gpio = -1, .type = EV_KEY, }; static const struct gpio_keys_platform_data bd71828_powerkey_data = { .buttons = &button, .nbuttons = 1, .name = "bd71828-pwrkey", }; static const struct resource bd71815_rtc_irqs[] = { DEFINE_RES_IRQ_NAMED(BD71815_INT_RTC0, "bd70528-rtc-alm-0"), DEFINE_RES_IRQ_NAMED(BD71815_INT_RTC1, "bd70528-rtc-alm-1"), DEFINE_RES_IRQ_NAMED(BD71815_INT_RTC2, "bd70528-rtc-alm-2"), }; static const struct resource bd71828_rtc_irqs[] = { DEFINE_RES_IRQ_NAMED(BD71828_INT_RTC0, "bd70528-rtc-alm-0"), DEFINE_RES_IRQ_NAMED(BD71828_INT_RTC1, "bd70528-rtc-alm-1"), DEFINE_RES_IRQ_NAMED(BD71828_INT_RTC2, "bd70528-rtc-alm-2"), }; static const struct resource bd72720_rtc_irqs[] = { DEFINE_RES_IRQ_NAMED(BD72720_INT_RTC0, "bd70528-rtc-alm-0"), DEFINE_RES_IRQ_NAMED(BD72720_INT_RTC1, "bd70528-rtc-alm-1"), DEFINE_RES_IRQ_NAMED(BD72720_INT_RTC2, "bd70528-rtc-alm-2"), }; static const struct resource bd71815_power_irqs[] = { DEFINE_RES_IRQ_NAMED(BD71815_INT_DCIN_RMV, "bd71815-dcin-rmv"), DEFINE_RES_IRQ_NAMED(BD71815_INT_CLPS_OUT, "bd71815-dcin-clps-out"), DEFINE_RES_IRQ_NAMED(BD71815_INT_CLPS_IN, "bd71815-dcin-clps-in"), DEFINE_RES_IRQ_NAMED(BD71815_INT_DCIN_OVP_RES, "bd71815-dcin-ovp-res"), DEFINE_RES_IRQ_NAMED(BD71815_INT_DCIN_OVP_DET, "bd71815-dcin-ovp-det"), DEFINE_RES_IRQ_NAMED(BD71815_INT_DCIN_MON_RES, "bd71815-dcin-mon-res"), DEFINE_RES_IRQ_NAMED(BD71815_INT_DCIN_MON_DET, "bd71815-dcin-mon-det"), DEFINE_RES_IRQ_NAMED(BD71815_INT_VSYS_UV_RES, "bd71815-vsys-uv-res"), DEFINE_RES_IRQ_NAMED(BD71815_INT_VSYS_UV_DET, "bd71815-vsys-uv-det"), DEFINE_RES_IRQ_NAMED(BD71815_INT_VSYS_LOW_RES, "bd71815-vsys-low-res"), DEFINE_RES_IRQ_NAMED(BD71815_INT_VSYS_LOW_DET, "bd71815-vsys-low-det"), DEFINE_RES_IRQ_NAMED(BD71815_INT_VSYS_MON_RES, "bd71815-vsys-mon-res"), DEFINE_RES_IRQ_NAMED(BD71815_INT_VSYS_MON_DET, "bd71815-vsys-mon-det"), DEFINE_RES_IRQ_NAMED(BD71815_INT_CHG_WDG_TEMP, "bd71815-chg-wdg-temp"), DEFINE_RES_IRQ_NAMED(BD71815_INT_CHG_WDG_TIME, "bd71815-chg-wdg"), DEFINE_RES_IRQ_NAMED(BD71815_INT_CHG_RECHARGE_RES, "bd71815-rechg-res"), DEFINE_RES_IRQ_NAMED(BD71815_INT_CHG_RECHARGE_DET, "bd71815-rechg-det"), DEFINE_RES_IRQ_NAMED(BD71815_INT_CHG_RANGED_TEMP_TRANSITION, "bd71815-ranged-temp-transit"), DEFINE_RES_IRQ_NAMED(BD71815_INT_CHG_STATE_TRANSITION, "bd71815-chg-state-change"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_TEMP_NORMAL, "bd71815-bat-temp-normal"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_TEMP_ERANGE, "bd71815-bat-temp-erange"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_REMOVED, "bd71815-bat-rmv"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_DETECTED, "bd71815-bat-det"), DEFINE_RES_IRQ_NAMED(BD71815_INT_THERM_REMOVED, "bd71815-therm-rmv"), DEFINE_RES_IRQ_NAMED(BD71815_INT_THERM_DETECTED, "bd71815-therm-det"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_DEAD, "bd71815-bat-dead"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_SHORTC_RES, "bd71815-bat-short-res"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_SHORTC_DET, "bd71815-bat-short-det"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_LOW_VOLT_RES, "bd71815-bat-low-res"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_LOW_VOLT_DET, "bd71815-bat-low-det"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_OVER_VOLT_RES, "bd71815-bat-over-res"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_OVER_VOLT_DET, "bd71815-bat-over-det"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_MON_RES, "bd71815-bat-mon-res"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_MON_DET, "bd71815-bat-mon-det"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_CC_MON1, "bd71815-bat-cc-mon1"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_CC_MON2, "bd71815-bat-cc-mon2"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_CC_MON3, "bd71815-bat-cc-mon3"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_OVER_CURR_1_RES, "bd71815-bat-oc1-res"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_OVER_CURR_1_DET, "bd71815-bat-oc1-det"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_OVER_CURR_2_RES, "bd71815-bat-oc2-res"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_OVER_CURR_2_DET, "bd71815-bat-oc2-det"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_OVER_CURR_3_RES, "bd71815-bat-oc3-res"), DEFINE_RES_IRQ_NAMED(BD71815_INT_BAT_OVER_CURR_3_DET, "bd71815-bat-oc3-det"), DEFINE_RES_IRQ_NAMED(BD71815_INT_TEMP_BAT_LOW_RES, "bd71815-temp-bat-low-res"), DEFINE_RES_IRQ_NAMED(BD71815_INT_TEMP_BAT_LOW_DET, "bd71815-temp-bat-low-det"), DEFINE_RES_IRQ_NAMED(BD71815_INT_TEMP_BAT_HI_RES, "bd71815-temp-bat-hi-res"), DEFINE_RES_IRQ_NAMED(BD71815_INT_TEMP_BAT_HI_DET, "bd71815-temp-bat-hi-det"), }; static const struct mfd_cell bd71815_mfd_cells[] = { { .name = "bd71815-pmic", }, { .name = "bd71815-clk", }, { .name = "bd71815-gpo", }, { .name = "bd71815-power", .num_resources = ARRAY_SIZE(bd71815_power_irqs), .resources = &bd71815_power_irqs[0], }, { .name = "bd71815-rtc", .num_resources = ARRAY_SIZE(bd71815_rtc_irqs), .resources = &bd71815_rtc_irqs[0], }, }; static const struct resource bd71828_power_irqs[] = { DEFINE_RES_IRQ_NAMED(BD71828_INT_CHG_TOPOFF_TO_DONE, "bd71828-chg-done"), DEFINE_RES_IRQ_NAMED(BD71828_INT_DCIN_DET, "bd71828-pwr-dcin-in"), DEFINE_RES_IRQ_NAMED(BD71828_INT_DCIN_RMV, "bd71828-pwr-dcin-out"), DEFINE_RES_IRQ_NAMED(BD71828_INT_BAT_LOW_VOLT_RES, "bd71828-vbat-normal"), DEFINE_RES_IRQ_NAMED(BD71828_INT_BAT_LOW_VOLT_DET, "bd71828-vbat-low"), DEFINE_RES_IRQ_NAMED(BD71828_INT_TEMP_BAT_HI_DET, "bd71828-btemp-hi"), DEFINE_RES_IRQ_NAMED(BD71828_INT_TEMP_BAT_HI_RES, "bd71828-btemp-cool"), DEFINE_RES_IRQ_NAMED(BD71828_INT_TEMP_BAT_LOW_DET, "bd71828-btemp-lo"), DEFINE_RES_IRQ_NAMED(BD71828_INT_TEMP_BAT_LOW_RES, "bd71828-btemp-warm"), DEFINE_RES_IRQ_NAMED(BD71828_INT_TEMP_CHIP_OVER_VF_DET, "bd71828-temp-hi"), DEFINE_RES_IRQ_NAMED(BD71828_INT_TEMP_CHIP_OVER_VF_RES, "bd71828-temp-norm"), DEFINE_RES_IRQ_NAMED(BD71828_INT_TEMP_CHIP_OVER_125_DET, "bd71828-temp-125-over"), DEFINE_RES_IRQ_NAMED(BD71828_INT_TEMP_CHIP_OVER_125_RES, "bd71828-temp-125-under"), }; static struct mfd_cell bd71828_mfd_cells[] = { { .name = "bd71828-pmic", }, { .name = "bd71828-gpio", }, { .name = "bd71828-led", .of_compatible = "rohm,bd71828-leds" }, /* * We use BD71837 driver to drive the clock block. Only differences to * BD70528 clock gate are the register address and mask. */ { .name = "bd71828-clk", }, { .name = "bd71828-power", .resources = bd71828_power_irqs, .num_resources = ARRAY_SIZE(bd71828_power_irqs), }, { .name = "bd71828-rtc", .resources = bd71828_rtc_irqs, .num_resources = ARRAY_SIZE(bd71828_rtc_irqs), }, { .name = "gpio-keys", .platform_data = &bd71828_powerkey_data, .pdata_size = sizeof(bd71828_powerkey_data), }, }; static const struct resource bd72720_power_irqs[] = { DEFINE_RES_IRQ_NAMED(BD72720_INT_VBUS_RMV, "bd72720_int_vbus_rmv"), DEFINE_RES_IRQ_NAMED(BD72720_INT_VBUS_DET, "bd72720_int_vbus_det"), DEFINE_RES_IRQ_NAMED(BD72720_INT_VBUS_MON_RES, "bd72720_int_vbus_mon_res"), DEFINE_RES_IRQ_NAMED(BD72720_INT_VBUS_MON_DET, "bd72720_int_vbus_mon_det"), DEFINE_RES_IRQ_NAMED(BD72720_INT_VSYS_MON_RES, "bd72720_int_vsys_mon_res"), DEFINE_RES_IRQ_NAMED(BD72720_INT_VSYS_MON_DET, "bd72720_int_vsys_mon_det"), DEFINE_RES_IRQ_NAMED(BD72720_INT_VSYS_UV_RES, "bd72720_int_vsys_uv_res"), DEFINE_RES_IRQ_NAMED(BD72720_INT_VSYS_UV_DET, "bd72720_int_vsys_uv_det"), DEFINE_RES_IRQ_NAMED(BD72720_INT_VSYS_LO_RES, "bd72720_int_vsys_lo_res"), DEFINE_RES_IRQ_NAMED(BD72720_INT_VSYS_LO_DET, "bd72720_int_vsys_lo_det"), DEFINE_RES_IRQ_NAMED(BD72720_INT_VSYS_OV_RES, "bd72720_int_vsys_ov_res"), DEFINE_RES_IRQ_NAMED(BD72720_INT_VSYS_OV_DET, "bd72720_int_vsys_ov_det"), DEFINE_RES_IRQ_NAMED(BD72720_INT_BAT_ILIM, "bd72720_int_bat_ilim"), DEFINE_RES_IRQ_NAMED(BD72720_INT_CHG_DONE, "bd72720_int_chg_done"), DEFINE_RES_IRQ_NAMED(BD72720_INT_EXTEMP_TOUT, "bd72720_int_extemp_tout"), DEFINE_RES_IRQ_NAMED(BD72720_INT_CHG_WDT_EXP, "bd72720_int_chg_wdt_exp"), DEFINE_RES_IRQ_NAMED(BD72720_INT_BAT_MNT_OUT, "bd72720_int_bat_mnt_out"), DEFINE_RES_IRQ_NAMED(BD72720_INT_BAT_MNT_IN, "bd72720_int_bat_mnt_in"), DEFINE_RES_IRQ_NAMED(BD72720_INT_CHG_TRNS, "bd72720_int_chg_trns"), DEFINE_RES_IRQ_NAMED(BD72720_INT_VBAT_MON_RES, "bd72720_int_vbat_mon_res"), DEFINE_RES_IRQ_NAMED(BD72720_INT_VBAT_MON_DET, "bd72720_int_vbat_mon_det"), DEFINE_RES_IRQ_NAMED(BD72720_INT_VBAT_SHT_RES, "bd72720_int_vbat_sht_res"), DEFINE_RES_IRQ_NAMED(BD72720_INT_VBAT_SHT_DET, "bd72720_int_vbat_sht_det"), DEFINE_RES_IRQ_NAMED(BD72720_INT_VBAT_LO_RES, "bd72720_int_vbat_lo_res"), DEFINE_RES_IRQ_NAMED(BD72720_INT_VBAT_LO_DET, "bd72720_int_vbat_lo_det"), DEFINE_RES_IRQ_NAMED(BD72720_INT_VBAT_OV_RES, "bd72720_int_vbat_ov_res"), DEFINE_RES_IRQ_NAMED(BD72720_INT_VBAT_OV_DET, "bd72720_int_vbat_ov_det"), DEFINE_RES_IRQ_NAMED(BD72720_INT_BAT_RMV, "bd72720_int_bat_rmv"), DEFINE_RES_IRQ_NAMED(BD72720_INT_BAT_DET, "bd72720_int_bat_det"), DEFINE_RES_IRQ_NAMED(BD72720_INT_DBAT_DET, "bd72720_int_dbat_det"), DEFINE_RES_IRQ_NAMED(BD72720_INT_BAT_TEMP_TRNS, "bd72720_int_bat_temp_trns"), DEFINE_RES_IRQ_NAMED(BD72720_INT_LOBTMP_RES, "bd72720_int_lobtmp_res"), DEFINE_RES_IRQ_NAMED(BD72720_INT_LOBTMP_DET, "bd72720_int_lobtmp_det"), DEFINE_RES_IRQ_NAMED(BD72720_INT_OVBTMP_RES, "bd72720_int_ovbtmp_res"), DEFINE_RES_IRQ_NAMED(BD72720_INT_OVBTMP_DET, "bd72720_int_ovbtmp_det"), DEFINE_RES_IRQ_NAMED(BD72720_INT_OCUR1_RES, "bd72720_int_ocur1_res"), DEFINE_RES_IRQ_NAMED(BD72720_INT_OCUR1_DET, "bd72720_int_ocur1_det"), DEFINE_RES_IRQ_NAMED(BD72720_INT_OCUR2_RES, "bd72720_int_ocur2_res"), DEFINE_RES_IRQ_NAMED(BD72720_INT_OCUR2_DET, "bd72720_int_ocur2_det"), DEFINE_RES_IRQ_NAMED(BD72720_INT_OCUR3_RES, "bd72720_int_ocur3_res"), DEFINE_RES_IRQ_NAMED(BD72720_INT_OCUR3_DET, "bd72720_int_ocur3_det"), DEFINE_RES_IRQ_NAMED(BD72720_INT_CC_MON1_DET, "bd72720_int_cc_mon1_det"), DEFINE_RES_IRQ_NAMED(BD72720_INT_CC_MON2_DET, "bd72720_int_cc_mon2_det"), DEFINE_RES_IRQ_NAMED(BD72720_INT_CC_MON3_DET, "bd72720_int_cc_mon3_det"), }; static const struct mfd_cell bd72720_mfd_cells[] = { { .name = "bd72720-pmic", }, { .name = "bd72720-gpio", }, { .name = "bd72720-led", }, { .name = "bd72720-clk", }, { .name = "bd72720-power", .resources = bd72720_power_irqs, .num_resources = ARRAY_SIZE(bd72720_power_irqs), }, { .name = "bd72720-rtc", .resources = bd72720_rtc_irqs, .num_resources = ARRAY_SIZE(bd72720_rtc_irqs), }, { .name = "gpio-keys", .platform_data = &bd71828_powerkey_data, .pdata_size = sizeof(bd71828_powerkey_data), }, }; static const struct regmap_range bd71815_volatile_ranges[] = { regmap_reg_range(BD71815_REG_SEC, BD71815_REG_YEAR), regmap_reg_range(BD71815_REG_CONF, BD71815_REG_BAT_TEMP), regmap_reg_range(BD71815_REG_VM_IBAT_U, BD71815_REG_CC_CTRL), regmap_reg_range(BD71815_REG_CC_STAT, BD71815_REG_CC_CURCD_L), regmap_reg_range(BD71815_REG_VM_BTMP_MON, BD71815_REG_VM_BTMP_MON), regmap_reg_range(BD71815_REG_INT_STAT, BD71815_REG_INT_UPDATE), regmap_reg_range(BD71815_REG_VM_VSYS_U, BD71815_REG_REX_CTRL_1), regmap_reg_range(BD71815_REG_FULL_CCNTD_3, BD71815_REG_CCNTD_CHG_2), }; static const struct regmap_range bd71828_volatile_ranges[] = { regmap_reg_range(BD71828_REG_PS_CTRL_1, BD71828_REG_PS_CTRL_1), regmap_reg_range(BD71828_REG_PS_CTRL_3, BD71828_REG_PS_CTRL_3), regmap_reg_range(BD71828_REG_RTC_SEC, BD71828_REG_RTC_YEAR), /* * For now make all charger registers volatile because many * needs to be and because the charger block is not that * performance critical. */ regmap_reg_range(BD71828_REG_CHG_STATE, BD71828_REG_CHG_FULL), regmap_reg_range(BD71828_REG_INT_MAIN, BD71828_REG_IO_STAT), }; static const struct regmap_range bd72720_volatile_ranges_4b[] = { regmap_reg_range(BD72720_REG_RESETSRC_1, BD72720_REG_RESETSRC_2), regmap_reg_range(BD72720_REG_POWER_STATE, BD72720_REG_POWER_STATE), /* The state indicator bit changes when new state is reached */ regmap_reg_range(BD72720_REG_PS_CTRL_1, BD72720_REG_PS_CTRL_1), regmap_reg_range(BD72720_REG_RCVNUM, BD72720_REG_RCVNUM), regmap_reg_range(BD72720_REG_CONF, BD72720_REG_HALL_STAT), regmap_reg_range(BD72720_REG_RTC_SEC, BD72720_REG_RTC_YEAR), regmap_reg_range(BD72720_REG_INT_LVL1_STAT, BD72720_REG_INT_ETC2_SRC), }; static const struct regmap_range bd72720_precious_ranges_4b[] = { regmap_reg_range(BD72720_REG_INT_LVL1_STAT, BD72720_REG_INT_ETC2_STAT), }; /* * The BD72720 is an odd beast in that it contains two separate sets of * registers, both starting from address 0x0. The twist is that these "pages" * are behind different I2C slave addresses. Most of the registers are behind * a slave address 0x4b, which will be used as the "main" address for this * device. * * Most of the charger related registers are located behind slave address 0x4c. * It is tempting to push the dealing with the charger registers and the extra * 0x4c device in power-supply driver - but perhaps it's better for the sake of * the cleaner re-use to deal with setting up all of the regmaps here. * Furthermore, the LED stuff may need access to both of these devices. * * Instead of providing one of the regmaps to sub-devices in MFD platform data, * we create one more 'wrapper regmap' with custom read/write operations. These * custom accessors will select which of the 'real' regmaps to use, based on * the register address. * * The register addresses are 8-bit, so we add offset 0x100 to the addresses * behind the secondary slave 0x4c. The 'wrapper' regmap can then detect the * correct slave address based on the register address and call regmap_write() * and regmap_read() using correct 'real' regmap. This way the registers of * both of the slaves can be accessed using one 'wrapper' regmap. * * NOTE: The added offsets mean that the defined addresses for slave 0x4c must * be used through the 'wrapper' regmap because the offset must be stripped * from the register addresses. The 0x4b can be accessed both indirectly using * the 'wrapper' regmap, and directly using the 'real' regmap. */ #define BD72720_SECONDARY_I2C_SLAVE 0x4c #define BD72720_SECONDARY_I2C_REG_OFFSET 0x100 struct bd72720_regmaps { struct regmap *map1_4b; struct regmap *map2_4c; }; /* Translate the slave 0x4c wrapper register address to a real one */ #define BD72720_REG_UNWRAP(reg) ((reg) - BD72720_SECONDARY_I2C_REG_OFFSET) /* Ranges given to 'real' 0x4c regmap must use unwrapped addresses. */ #define BD72720_UNWRAP_REG_RANGE(startreg, endreg) \ regmap_reg_range(BD72720_REG_UNWRAP(startreg), BD72720_REG_UNWRAP(endreg)) static const struct regmap_range bd72720_volatile_ranges_4c[] = { /* Status information */ BD72720_UNWRAP_REG_RANGE(BD72720_REG_CHG_STATE, BD72720_REG_CHG_EN), /* * Under certain circumstances, write to some bits may be * ignored */ BD72720_UNWRAP_REG_RANGE(BD72720_REG_CHG_CTRL, BD72720_REG_CHG_CTRL), /* * TODO: Ensure this is used to advertise state, not (only?) to * control it. */ BD72720_UNWRAP_REG_RANGE(BD72720_REG_VSYS_STATE_STAT, BD72720_REG_VSYS_STATE_STAT), /* Measured data */ BD72720_UNWRAP_REG_RANGE(BD72720_REG_VM_VBAT_U, BD72720_REG_VM_VF_L), /* Self clearing bits */ BD72720_UNWRAP_REG_RANGE(BD72720_REG_VM_VSYS_SA_MINMAX_CTRL, BD72720_REG_VM_VSYS_SA_MINMAX_CTRL), /* Counters, self clearing bits */ BD72720_UNWRAP_REG_RANGE(BD72720_REG_CC_CURCD_U, BD72720_REG_CC_CTRL), /* Self clearing bits */ BD72720_UNWRAP_REG_RANGE(BD72720_REG_CC_CCNTD_CTRL, BD72720_REG_CC_CCNTD_CTRL), /* Self clearing bits */ BD72720_UNWRAP_REG_RANGE(BD72720_REG_IMPCHK_CTRL, BD72720_REG_IMPCHK_CTRL), }; static const struct regmap_access_table bd71815_volatile_regs = { .yes_ranges = &bd71815_volatile_ranges[0], .n_yes_ranges = ARRAY_SIZE(bd71815_volatile_ranges), }; static const struct regmap_access_table bd71828_volatile_regs = { .yes_ranges = &bd71828_volatile_ranges[0], .n_yes_ranges = ARRAY_SIZE(bd71828_volatile_ranges), }; static const struct regmap_access_table bd72720_volatile_regs_4b = { .yes_ranges = &bd72720_volatile_ranges_4b[0], .n_yes_ranges = ARRAY_SIZE(bd72720_volatile_ranges_4b), }; static const struct regmap_access_table bd72720_precious_regs_4b = { .yes_ranges = &bd72720_precious_ranges_4b[0], .n_yes_ranges = ARRAY_SIZE(bd72720_precious_ranges_4b), }; static const struct regmap_access_table bd72720_volatile_regs_4c = { .yes_ranges = &bd72720_volatile_ranges_4c[0], .n_yes_ranges = ARRAY_SIZE(bd72720_volatile_ranges_4c), }; static const struct regmap_config bd71815_regmap = { .reg_bits = 8, .val_bits = 8, .volatile_table = &bd71815_volatile_regs, .max_register = BD71815_MAX_REGISTER - 1, .cache_type = REGCACHE_MAPLE, }; static const struct regmap_config bd71828_regmap = { .reg_bits = 8, .val_bits = 8, .volatile_table = &bd71828_volatile_regs, .max_register = BD71828_MAX_REGISTER, .cache_type = REGCACHE_MAPLE, }; static int regmap_write_wrapper(void *context, unsigned int reg, unsigned int val) { struct bd72720_regmaps *maps = context; if (reg < BD72720_SECONDARY_I2C_REG_OFFSET) return regmap_write(maps->map1_4b, reg, val); reg = BD72720_REG_UNWRAP(reg); return regmap_write(maps->map2_4c, reg, val); } static int regmap_read_wrapper(void *context, unsigned int reg, unsigned int *val) { struct bd72720_regmaps *maps = context; if (reg < BD72720_SECONDARY_I2C_REG_OFFSET) return regmap_read(maps->map1_4b, reg, val); reg = BD72720_REG_UNWRAP(reg); return regmap_read(maps->map2_4c, reg, val); } static const struct regmap_config bd72720_wrapper_map_config = { .name = "wrap-map", .reg_bits = 9, .val_bits = 8, .max_register = BD72720_REG_IMPCHK_CTRL, /* * We don't want to duplicate caches. It would be a bit faster to * have the cache in this 'wrapper regmap', and not in the 'real * regmaps' bd72720_regmap_4b and bd72720_regmap_4c below. This would * require all the subdevices to use the wrapper-map in order to be * able to benefit from the cache. * Currently most of the sub-devices use only the same slave-address * as this MFD driver. Now, because we don't add the offset to the * registers belonging to this slave, those devices can use either the * wrapper map, or the bd72720_regmap_4b directly. This means majority * of our sub devices don't need to care which regmap they get using * the dev_get_regmap(). This unifies the code between the BD72720 and * those variants which don't have this 'multiple slave addresses' * -hassle. * So, for a small performance penalty, we simplify the code for the * sub-devices by having the caches in the wrapped regmaps and not here. */ .cache_type = REGCACHE_NONE, .reg_write = regmap_write_wrapper, .reg_read = regmap_read_wrapper, }; static const struct regmap_config bd72720_regmap_4b = { .reg_bits = 8, .val_bits = 8, .volatile_table = &bd72720_volatile_regs_4b, .precious_table = &bd72720_precious_regs_4b, .max_register = BD72720_REG_INT_ETC2_SRC, .cache_type = REGCACHE_MAPLE, }; static const struct regmap_config bd72720_regmap_4c = { .reg_bits = 8, .val_bits = 8, .volatile_table = &bd72720_volatile_regs_4c, .max_register = BD72720_REG_UNWRAP(BD72720_REG_IMPCHK_CTRL), .cache_type = REGCACHE_MAPLE, }; /* * Mapping of main IRQ register bits to sub-IRQ register offsets so that we can * access corect sub-IRQ registers based on bits that are set in main IRQ * register. BD71815 and BD71828 have same sub-register-block offests, the * BD72720 has a different one. */ static unsigned int bit0_offsets[] = {11}; /* RTC IRQ */ static unsigned int bit1_offsets[] = {10}; /* TEMP IRQ */ static unsigned int bit2_offsets[] = {6, 7, 8, 9}; /* BAT MON IRQ */ static unsigned int bit3_offsets[] = {5}; /* BAT IRQ */ static unsigned int bit4_offsets[] = {4}; /* CHG IRQ */ static unsigned int bit5_offsets[] = {3}; /* VSYS IRQ */ static unsigned int bit6_offsets[] = {1, 2}; /* DCIN IRQ */ static unsigned int bit7_offsets[] = {0}; /* BUCK IRQ */ static unsigned int bd72720_bit0_offsets[] = {0, 1}; /* PS1 and PS2 */ static unsigned int bd72720_bit1_offsets[] = {2, 3}; /* DVS1 and DVS2 */ static unsigned int bd72720_bit2_offsets[] = {4}; /* VBUS */ static unsigned int bd72720_bit3_offsets[] = {5}; /* VSYS */ static unsigned int bd72720_bit4_offsets[] = {6}; /* CHG */ static unsigned int bd72720_bit5_offsets[] = {7, 8}; /* BAT1 and BAT2 */ static unsigned int bd72720_bit6_offsets[] = {9}; /* IBAT */ static unsigned int bd72720_bit7_offsets[] = {10, 11}; /* ETC1 and ETC2 */ static const struct regmap_irq_sub_irq_map bd718xx_sub_irq_offsets[] = { REGMAP_IRQ_MAIN_REG_OFFSET(bit0_offsets), REGMAP_IRQ_MAIN_REG_OFFSET(bit1_offsets), REGMAP_IRQ_MAIN_REG_OFFSET(bit2_offsets), REGMAP_IRQ_MAIN_REG_OFFSET(bit3_offsets), REGMAP_IRQ_MAIN_REG_OFFSET(bit4_offsets), REGMAP_IRQ_MAIN_REG_OFFSET(bit5_offsets), REGMAP_IRQ_MAIN_REG_OFFSET(bit6_offsets), REGMAP_IRQ_MAIN_REG_OFFSET(bit7_offsets), }; static const struct regmap_irq_sub_irq_map bd72720_sub_irq_offsets[] = { REGMAP_IRQ_MAIN_REG_OFFSET(bd72720_bit0_offsets), REGMAP_IRQ_MAIN_REG_OFFSET(bd72720_bit1_offsets), REGMAP_IRQ_MAIN_REG_OFFSET(bd72720_bit2_offsets), REGMAP_IRQ_MAIN_REG_OFFSET(bd72720_bit3_offsets), REGMAP_IRQ_MAIN_REG_OFFSET(bd72720_bit4_offsets), REGMAP_IRQ_MAIN_REG_OFFSET(bd72720_bit5_offsets), REGMAP_IRQ_MAIN_REG_OFFSET(bd72720_bit6_offsets), REGMAP_IRQ_MAIN_REG_OFFSET(bd72720_bit7_offsets), }; static const struct regmap_irq bd71815_irqs[] = { REGMAP_IRQ_REG(BD71815_INT_BUCK1_OCP, 0, BD71815_INT_BUCK1_OCP_MASK), REGMAP_IRQ_REG(BD71815_INT_BUCK2_OCP, 0, BD71815_INT_BUCK2_OCP_MASK), REGMAP_IRQ_REG(BD71815_INT_BUCK3_OCP, 0, BD71815_INT_BUCK3_OCP_MASK), REGMAP_IRQ_REG(BD71815_INT_BUCK4_OCP, 0, BD71815_INT_BUCK4_OCP_MASK), REGMAP_IRQ_REG(BD71815_INT_BUCK5_OCP, 0, BD71815_INT_BUCK5_OCP_MASK), REGMAP_IRQ_REG(BD71815_INT_LED_OVP, 0, BD71815_INT_LED_OVP_MASK), REGMAP_IRQ_REG(BD71815_INT_LED_OCP, 0, BD71815_INT_LED_OCP_MASK), REGMAP_IRQ_REG(BD71815_INT_LED_SCP, 0, BD71815_INT_LED_SCP_MASK), /* DCIN1 interrupts */ REGMAP_IRQ_REG(BD71815_INT_DCIN_RMV, 1, BD71815_INT_DCIN_RMV_MASK), REGMAP_IRQ_REG(BD71815_INT_CLPS_OUT, 1, BD71815_INT_CLPS_OUT_MASK), REGMAP_IRQ_REG(BD71815_INT_CLPS_IN, 1, BD71815_INT_CLPS_IN_MASK), REGMAP_IRQ_REG(BD71815_INT_DCIN_OVP_RES, 1, BD71815_INT_DCIN_OVP_RES_MASK), REGMAP_IRQ_REG(BD71815_INT_DCIN_OVP_DET, 1, BD71815_INT_DCIN_OVP_DET_MASK), /* DCIN2 interrupts */ REGMAP_IRQ_REG(BD71815_INT_DCIN_MON_RES, 2, BD71815_INT_DCIN_MON_RES_MASK), REGMAP_IRQ_REG(BD71815_INT_DCIN_MON_DET, 2, BD71815_INT_DCIN_MON_DET_MASK), REGMAP_IRQ_REG(BD71815_INT_WDOG, 2, BD71815_INT_WDOG_MASK), /* Vsys */ REGMAP_IRQ_REG(BD71815_INT_VSYS_UV_RES, 3, BD71815_INT_VSYS_UV_RES_MASK), REGMAP_IRQ_REG(BD71815_INT_VSYS_UV_DET, 3, BD71815_INT_VSYS_UV_DET_MASK), REGMAP_IRQ_REG(BD71815_INT_VSYS_LOW_RES, 3, BD71815_INT_VSYS_LOW_RES_MASK), REGMAP_IRQ_REG(BD71815_INT_VSYS_LOW_DET, 3, BD71815_INT_VSYS_LOW_DET_MASK), REGMAP_IRQ_REG(BD71815_INT_VSYS_MON_RES, 3, BD71815_INT_VSYS_MON_RES_MASK), REGMAP_IRQ_REG(BD71815_INT_VSYS_MON_DET, 3, BD71815_INT_VSYS_MON_DET_MASK), /* Charger */ REGMAP_IRQ_REG(BD71815_INT_CHG_WDG_TEMP, 4, BD71815_INT_CHG_WDG_TEMP_MASK), REGMAP_IRQ_REG(BD71815_INT_CHG_WDG_TIME, 4, BD71815_INT_CHG_WDG_TIME_MASK), REGMAP_IRQ_REG(BD71815_INT_CHG_RECHARGE_RES, 4, BD71815_INT_CHG_RECHARGE_RES_MASK), REGMAP_IRQ_REG(BD71815_INT_CHG_RECHARGE_DET, 4, BD71815_INT_CHG_RECHARGE_DET_MASK), REGMAP_IRQ_REG(BD71815_INT_CHG_RANGED_TEMP_TRANSITION, 4, BD71815_INT_CHG_RANGED_TEMP_TRANSITION_MASK), REGMAP_IRQ_REG(BD71815_INT_CHG_STATE_TRANSITION, 4, BD71815_INT_CHG_STATE_TRANSITION_MASK), /* Battery */ REGMAP_IRQ_REG(BD71815_INT_BAT_TEMP_NORMAL, 5, BD71815_INT_BAT_TEMP_NORMAL_MASK), REGMAP_IRQ_REG(BD71815_INT_BAT_TEMP_ERANGE, 5, BD71815_INT_BAT_TEMP_ERANGE_MASK), REGMAP_IRQ_REG(BD71815_INT_BAT_REMOVED, 5, BD71815_INT_BAT_REMOVED_MASK), REGMAP_IRQ_REG(BD71815_INT_BAT_DETECTED, 5, BD71815_INT_BAT_DETECTED_MASK), REGMAP_IRQ_REG(BD71815_INT_THERM_REMOVED, 5, BD71815_INT_THERM_REMOVED_MASK), REGMAP_IRQ_REG(BD71815_INT_THERM_DETECTED, 5, BD71815_INT_THERM_DETECTED_MASK), /* Battery Mon 1 */ REGMAP_IRQ_REG(BD71815_INT_BAT_DEAD, 6, BD71815_INT_BAT_DEAD_MASK), REGMAP_IRQ_REG(BD71815_INT_BAT_SHORTC_RES, 6, BD71815_INT_BAT_SHORTC_RES_MASK), REGMAP_IRQ_REG(BD71815_INT_BAT_SHORTC_DET, 6, BD71815_INT_BAT_SHORTC_DET_MASK), REGMAP_IRQ_REG(BD71815_INT_BAT_LOW_VOLT_RES, 6, BD71815_INT_BAT_LOW_VOLT_RES_MASK), REGMAP_IRQ_REG(BD71815_INT_BAT_LOW_VOLT_DET, 6, BD71815_INT_BAT_LOW_VOLT_DET_MASK), REGMAP_IRQ_REG(BD71815_INT_BAT_OVER_VOLT_RES, 6, BD71815_INT_BAT_OVER_VOLT_RES_MASK), REGMAP_IRQ_REG(BD71815_INT_BAT_OVER_VOLT_DET, 6, BD71815_INT_BAT_OVER_VOLT_DET_MASK), /* Battery Mon 2 */ REGMAP_IRQ_REG(BD71815_INT_BAT_MON_RES, 7, BD71815_INT_BAT_MON_RES_MASK), REGMAP_IRQ_REG(BD71815_INT_BAT_MON_DET, 7, BD71815_INT_BAT_MON_DET_MASK), /* Battery Mon 3 (Coulomb counter) */ REGMAP_IRQ_REG(BD71815_INT_BAT_CC_MON1, 8, BD71815_INT_BAT_CC_MON1_MASK), REGMAP_IRQ_REG(BD71815_INT_BAT_CC_MON2, 8, BD71815_INT_BAT_CC_MON2_MASK), REGMAP_IRQ_REG(BD71815_INT_BAT_CC_MON3, 8, BD71815_INT_BAT_CC_MON3_MASK), /* Battery Mon 4 */ REGMAP_IRQ_REG(BD71815_INT_BAT_OVER_CURR_1_RES, 9, BD71815_INT_BAT_OVER_CURR_1_RES_MASK), REGMAP_IRQ_REG(BD71815_INT_BAT_OVER_CURR_1_DET, 9, BD71815_INT_BAT_OVER_CURR_1_DET_MASK), REGMAP_IRQ_REG(BD71815_INT_BAT_OVER_CURR_2_RES, 9, BD71815_INT_BAT_OVER_CURR_2_RES_MASK), REGMAP_IRQ_REG(BD71815_INT_BAT_OVER_CURR_2_DET, 9, BD71815_INT_BAT_OVER_CURR_2_DET_MASK), REGMAP_IRQ_REG(BD71815_INT_BAT_OVER_CURR_3_RES, 9, BD71815_INT_BAT_OVER_CURR_3_RES_MASK), REGMAP_IRQ_REG(BD71815_INT_BAT_OVER_CURR_3_DET, 9, BD71815_INT_BAT_OVER_CURR_3_DET_MASK), /* Temperature */ REGMAP_IRQ_REG(BD71815_INT_TEMP_BAT_LOW_RES, 10, BD71815_INT_TEMP_BAT_LOW_RES_MASK), REGMAP_IRQ_REG(BD71815_INT_TEMP_BAT_LOW_DET, 10, BD71815_INT_TEMP_BAT_LOW_DET_MASK), REGMAP_IRQ_REG(BD71815_INT_TEMP_BAT_HI_RES, 10, BD71815_INT_TEMP_BAT_HI_RES_MASK), REGMAP_IRQ_REG(BD71815_INT_TEMP_BAT_HI_DET, 10, BD71815_INT_TEMP_BAT_HI_DET_MASK), REGMAP_IRQ_REG(BD71815_INT_TEMP_CHIP_OVER_125_RES, 10, BD71815_INT_TEMP_CHIP_OVER_125_RES_MASK), REGMAP_IRQ_REG(BD71815_INT_TEMP_CHIP_OVER_125_DET, 10, BD71815_INT_TEMP_CHIP_OVER_125_DET_MASK), REGMAP_IRQ_REG(BD71815_INT_TEMP_CHIP_OVER_VF_RES, 10, BD71815_INT_TEMP_CHIP_OVER_VF_RES_MASK), REGMAP_IRQ_REG(BD71815_INT_TEMP_CHIP_OVER_VF_DET, 10, BD71815_INT_TEMP_CHIP_OVER_VF_DET_MASK), /* RTC Alarm */ REGMAP_IRQ_REG(BD71815_INT_RTC0, 11, BD71815_INT_RTC0_MASK), REGMAP_IRQ_REG(BD71815_INT_RTC1, 11, BD71815_INT_RTC1_MASK), REGMAP_IRQ_REG(BD71815_INT_RTC2, 11, BD71815_INT_RTC2_MASK), }; static const struct regmap_irq bd71828_irqs[] = { REGMAP_IRQ_REG(BD71828_INT_BUCK1_OCP, 0, BD71828_INT_BUCK1_OCP_MASK), REGMAP_IRQ_REG(BD71828_INT_BUCK2_OCP, 0, BD71828_INT_BUCK2_OCP_MASK), REGMAP_IRQ_REG(BD71828_INT_BUCK3_OCP, 0, BD71828_INT_BUCK3_OCP_MASK), REGMAP_IRQ_REG(BD71828_INT_BUCK4_OCP, 0, BD71828_INT_BUCK4_OCP_MASK), REGMAP_IRQ_REG(BD71828_INT_BUCK5_OCP, 0, BD71828_INT_BUCK5_OCP_MASK), REGMAP_IRQ_REG(BD71828_INT_BUCK6_OCP, 0, BD71828_INT_BUCK6_OCP_MASK), REGMAP_IRQ_REG(BD71828_INT_BUCK7_OCP, 0, BD71828_INT_BUCK7_OCP_MASK), REGMAP_IRQ_REG(BD71828_INT_PGFAULT, 0, BD71828_INT_PGFAULT_MASK), /* DCIN1 interrupts */ REGMAP_IRQ_REG(BD71828_INT_DCIN_DET, 1, BD71828_INT_DCIN_DET_MASK), REGMAP_IRQ_REG(BD71828_INT_DCIN_RMV, 1, BD71828_INT_DCIN_RMV_MASK), REGMAP_IRQ_REG(BD71828_INT_CLPS_OUT, 1, BD71828_INT_CLPS_OUT_MASK), REGMAP_IRQ_REG(BD71828_INT_CLPS_IN, 1, BD71828_INT_CLPS_IN_MASK), /* DCIN2 interrupts */ REGMAP_IRQ_REG(BD71828_INT_DCIN_MON_RES, 2, BD71828_INT_DCIN_MON_RES_MASK), REGMAP_IRQ_REG(BD71828_INT_DCIN_MON_DET, 2, BD71828_INT_DCIN_MON_DET_MASK), REGMAP_IRQ_REG(BD71828_INT_LONGPUSH, 2, BD71828_INT_LONGPUSH_MASK), REGMAP_IRQ_REG(BD71828_INT_MIDPUSH, 2, BD71828_INT_MIDPUSH_MASK), REGMAP_IRQ_REG(BD71828_INT_SHORTPUSH, 2, BD71828_INT_SHORTPUSH_MASK), REGMAP_IRQ_REG(BD71828_INT_PUSH, 2, BD71828_INT_PUSH_MASK), REGMAP_IRQ_REG(BD71828_INT_WDOG, 2, BD71828_INT_WDOG_MASK), REGMAP_IRQ_REG(BD71828_INT_SWRESET, 2, BD71828_INT_SWRESET_MASK), /* Vsys */ REGMAP_IRQ_REG(BD71828_INT_VSYS_UV_RES, 3, BD71828_INT_VSYS_UV_RES_MASK), REGMAP_IRQ_REG(BD71828_INT_VSYS_UV_DET, 3, BD71828_INT_VSYS_UV_DET_MASK), REGMAP_IRQ_REG(BD71828_INT_VSYS_LOW_RES, 3, BD71828_INT_VSYS_LOW_RES_MASK), REGMAP_IRQ_REG(BD71828_INT_VSYS_LOW_DET, 3, BD71828_INT_VSYS_LOW_DET_MASK), REGMAP_IRQ_REG(BD71828_INT_VSYS_HALL_IN, 3, BD71828_INT_VSYS_HALL_IN_MASK), REGMAP_IRQ_REG(BD71828_INT_VSYS_HALL_TOGGLE, 3, BD71828_INT_VSYS_HALL_TOGGLE_MASK), REGMAP_IRQ_REG(BD71828_INT_VSYS_MON_RES, 3, BD71828_INT_VSYS_MON_RES_MASK), REGMAP_IRQ_REG(BD71828_INT_VSYS_MON_DET, 3, BD71828_INT_VSYS_MON_DET_MASK), /* Charger */ REGMAP_IRQ_REG(BD71828_INT_CHG_DCIN_ILIM, 4, BD71828_INT_CHG_DCIN_ILIM_MASK), REGMAP_IRQ_REG(BD71828_INT_CHG_TOPOFF_TO_DONE, 4, BD71828_INT_CHG_TOPOFF_TO_DONE_MASK), REGMAP_IRQ_REG(BD71828_INT_CHG_WDG_TEMP, 4, BD71828_INT_CHG_WDG_TEMP_MASK), REGMAP_IRQ_REG(BD71828_INT_CHG_WDG_TIME, 4, BD71828_INT_CHG_WDG_TIME_MASK), REGMAP_IRQ_REG(BD71828_INT_CHG_RECHARGE_RES, 4, BD71828_INT_CHG_RECHARGE_RES_MASK), REGMAP_IRQ_REG(BD71828_INT_CHG_RECHARGE_DET, 4, BD71828_INT_CHG_RECHARGE_DET_MASK), REGMAP_IRQ_REG(BD71828_INT_CHG_RANGED_TEMP_TRANSITION, 4, BD71828_INT_CHG_RANGED_TEMP_TRANSITION_MASK), REGMAP_IRQ_REG(BD71828_INT_CHG_STATE_TRANSITION, 4, BD71828_INT_CHG_STATE_TRANSITION_MASK), /* Battery */ REGMAP_IRQ_REG(BD71828_INT_BAT_TEMP_NORMAL, 5, BD71828_INT_BAT_TEMP_NORMAL_MASK), REGMAP_IRQ_REG(BD71828_INT_BAT_TEMP_ERANGE, 5, BD71828_INT_BAT_TEMP_ERANGE_MASK), REGMAP_IRQ_REG(BD71828_INT_BAT_TEMP_WARN, 5, BD71828_INT_BAT_TEMP_WARN_MASK), REGMAP_IRQ_REG(BD71828_INT_BAT_REMOVED, 5, BD71828_INT_BAT_REMOVED_MASK), REGMAP_IRQ_REG(BD71828_INT_BAT_DETECTED, 5, BD71828_INT_BAT_DETECTED_MASK), REGMAP_IRQ_REG(BD71828_INT_THERM_REMOVED, 5, BD71828_INT_THERM_REMOVED_MASK), REGMAP_IRQ_REG(BD71828_INT_THERM_DETECTED, 5, BD71828_INT_THERM_DETECTED_MASK), /* Battery Mon 1 */ REGMAP_IRQ_REG(BD71828_INT_BAT_DEAD, 6, BD71828_INT_BAT_DEAD_MASK), REGMAP_IRQ_REG(BD71828_INT_BAT_SHORTC_RES, 6, BD71828_INT_BAT_SHORTC_RES_MASK), REGMAP_IRQ_REG(BD71828_INT_BAT_SHORTC_DET, 6, BD71828_INT_BAT_SHORTC_DET_MASK), REGMAP_IRQ_REG(BD71828_INT_BAT_LOW_VOLT_RES, 6, BD71828_INT_BAT_LOW_VOLT_RES_MASK), REGMAP_IRQ_REG(BD71828_INT_BAT_LOW_VOLT_DET, 6, BD71828_INT_BAT_LOW_VOLT_DET_MASK), REGMAP_IRQ_REG(BD71828_INT_BAT_OVER_VOLT_RES, 6, BD71828_INT_BAT_OVER_VOLT_RES_MASK), REGMAP_IRQ_REG(BD71828_INT_BAT_OVER_VOLT_DET, 6, BD71828_INT_BAT_OVER_VOLT_DET_MASK), /* Battery Mon 2 */ REGMAP_IRQ_REG(BD71828_INT_BAT_MON_RES, 7, BD71828_INT_BAT_MON_RES_MASK), REGMAP_IRQ_REG(BD71828_INT_BAT_MON_DET, 7, BD71828_INT_BAT_MON_DET_MASK), /* Battery Mon 3 (Coulomb counter) */ REGMAP_IRQ_REG(BD71828_INT_BAT_CC_MON1, 8, BD71828_INT_BAT_CC_MON1_MASK), REGMAP_IRQ_REG(BD71828_INT_BAT_CC_MON2, 8, BD71828_INT_BAT_CC_MON2_MASK), REGMAP_IRQ_REG(BD71828_INT_BAT_CC_MON3, 8, BD71828_INT_BAT_CC_MON3_MASK), /* Battery Mon 4 */ REGMAP_IRQ_REG(BD71828_INT_BAT_OVER_CURR_1_RES, 9, BD71828_INT_BAT_OVER_CURR_1_RES_MASK), REGMAP_IRQ_REG(BD71828_INT_BAT_OVER_CURR_1_DET, 9, BD71828_INT_BAT_OVER_CURR_1_DET_MASK), REGMAP_IRQ_REG(BD71828_INT_BAT_OVER_CURR_2_RES, 9, BD71828_INT_BAT_OVER_CURR_2_RES_MASK), REGMAP_IRQ_REG(BD71828_INT_BAT_OVER_CURR_2_DET, 9, BD71828_INT_BAT_OVER_CURR_2_DET_MASK), REGMAP_IRQ_REG(BD71828_INT_BAT_OVER_CURR_3_RES, 9, BD71828_INT_BAT_OVER_CURR_3_RES_MASK), REGMAP_IRQ_REG(BD71828_INT_BAT_OVER_CURR_3_DET, 9, BD71828_INT_BAT_OVER_CURR_3_DET_MASK), /* Temperature */ REGMAP_IRQ_REG(BD71828_INT_TEMP_BAT_LOW_RES, 10, BD71828_INT_TEMP_BAT_LOW_RES_MASK), REGMAP_IRQ_REG(BD71828_INT_TEMP_BAT_LOW_DET, 10, BD71828_INT_TEMP_BAT_LOW_DET_MASK), REGMAP_IRQ_REG(BD71828_INT_TEMP_BAT_HI_RES, 10, BD71828_INT_TEMP_BAT_HI_RES_MASK), REGMAP_IRQ_REG(BD71828_INT_TEMP_BAT_HI_DET, 10, BD71828_INT_TEMP_BAT_HI_DET_MASK), REGMAP_IRQ_REG(BD71828_INT_TEMP_CHIP_OVER_125_RES, 10, BD71828_INT_TEMP_CHIP_OVER_125_RES_MASK), REGMAP_IRQ_REG(BD71828_INT_TEMP_CHIP_OVER_125_DET, 10, BD71828_INT_TEMP_CHIP_OVER_125_DET_MASK), REGMAP_IRQ_REG(BD71828_INT_TEMP_CHIP_OVER_VF_DET, 10, BD71828_INT_TEMP_CHIP_OVER_VF_DET_MASK), REGMAP_IRQ_REG(BD71828_INT_TEMP_CHIP_OVER_VF_RES, 10, BD71828_INT_TEMP_CHIP_OVER_VF_RES_MASK), /* RTC Alarm */ REGMAP_IRQ_REG(BD71828_INT_RTC0, 11, BD71828_INT_RTC0_MASK), REGMAP_IRQ_REG(BD71828_INT_RTC1, 11, BD71828_INT_RTC1_MASK), REGMAP_IRQ_REG(BD71828_INT_RTC2, 11, BD71828_INT_RTC2_MASK), }; static const struct regmap_irq bd72720_irqs[] = { REGMAP_IRQ_REG(BD72720_INT_LONGPUSH, 0, BD72720_INT_LONGPUSH_MASK), REGMAP_IRQ_REG(BD72720_INT_MIDPUSH, 0, BD72720_INT_MIDPUSH_MASK), REGMAP_IRQ_REG(BD72720_INT_SHORTPUSH, 0, BD72720_INT_SHORTPUSH_MASK), REGMAP_IRQ_REG(BD72720_INT_PUSH, 0, BD72720_INT_PUSH_MASK), REGMAP_IRQ_REG(BD72720_INT_HALL_DET, 0, BD72720_INT_HALL_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_HALL_TGL, 0, BD72720_INT_HALL_TGL_MASK), REGMAP_IRQ_REG(BD72720_INT_WDOG, 0, BD72720_INT_WDOG_MASK), REGMAP_IRQ_REG(BD72720_INT_SWRESET, 0, BD72720_INT_SWRESET_MASK), REGMAP_IRQ_REG(BD72720_INT_SEQ_DONE, 1, BD72720_INT_SEQ_DONE_MASK), REGMAP_IRQ_REG(BD72720_INT_PGFAULT, 1, BD72720_INT_PGFAULT_MASK), REGMAP_IRQ_REG(BD72720_INT_BUCK1_DVS, 2, BD72720_INT_BUCK1_DVS_MASK), REGMAP_IRQ_REG(BD72720_INT_BUCK2_DVS, 2, BD72720_INT_BUCK2_DVS_MASK), REGMAP_IRQ_REG(BD72720_INT_BUCK3_DVS, 2, BD72720_INT_BUCK3_DVS_MASK), REGMAP_IRQ_REG(BD72720_INT_BUCK4_DVS, 2, BD72720_INT_BUCK4_DVS_MASK), REGMAP_IRQ_REG(BD72720_INT_BUCK5_DVS, 2, BD72720_INT_BUCK5_DVS_MASK), REGMAP_IRQ_REG(BD72720_INT_BUCK6_DVS, 2, BD72720_INT_BUCK6_DVS_MASK), REGMAP_IRQ_REG(BD72720_INT_BUCK7_DVS, 2, BD72720_INT_BUCK7_DVS_MASK), REGMAP_IRQ_REG(BD72720_INT_BUCK8_DVS, 2, BD72720_INT_BUCK8_DVS_MASK), REGMAP_IRQ_REG(BD72720_INT_BUCK9_DVS, 3, BD72720_INT_BUCK9_DVS_MASK), REGMAP_IRQ_REG(BD72720_INT_BUCK10_DVS, 3, BD72720_INT_BUCK10_DVS_MASK), REGMAP_IRQ_REG(BD72720_INT_LDO1_DVS, 3, BD72720_INT_LDO1_DVS_MASK), REGMAP_IRQ_REG(BD72720_INT_LDO2_DVS, 3, BD72720_INT_LDO2_DVS_MASK), REGMAP_IRQ_REG(BD72720_INT_LDO3_DVS, 3, BD72720_INT_LDO3_DVS_MASK), REGMAP_IRQ_REG(BD72720_INT_LDO4_DVS, 3, BD72720_INT_LDO4_DVS_MASK), REGMAP_IRQ_REG(BD72720_INT_VBUS_RMV, 4, BD72720_INT_VBUS_RMV_MASK), REGMAP_IRQ_REG(BD72720_INT_VBUS_DET, 4, BD72720_INT_VBUS_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_VBUS_MON_RES, 4, BD72720_INT_VBUS_MON_RES_MASK), REGMAP_IRQ_REG(BD72720_INT_VBUS_MON_DET, 4, BD72720_INT_VBUS_MON_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_VSYS_MON_RES, 5, BD72720_INT_VSYS_MON_RES_MASK), REGMAP_IRQ_REG(BD72720_INT_VSYS_MON_DET, 5, BD72720_INT_VSYS_MON_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_VSYS_UV_RES, 5, BD72720_INT_VSYS_UV_RES_MASK), REGMAP_IRQ_REG(BD72720_INT_VSYS_UV_DET, 5, BD72720_INT_VSYS_UV_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_VSYS_LO_RES, 5, BD72720_INT_VSYS_LO_RES_MASK), REGMAP_IRQ_REG(BD72720_INT_VSYS_LO_DET, 5, BD72720_INT_VSYS_LO_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_VSYS_OV_RES, 5, BD72720_INT_VSYS_OV_RES_MASK), REGMAP_IRQ_REG(BD72720_INT_VSYS_OV_DET, 5, BD72720_INT_VSYS_OV_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_BAT_ILIM, 6, BD72720_INT_BAT_ILIM_MASK), REGMAP_IRQ_REG(BD72720_INT_CHG_DONE, 6, BD72720_INT_CHG_DONE_MASK), REGMAP_IRQ_REG(BD72720_INT_EXTEMP_TOUT, 6, BD72720_INT_EXTEMP_TOUT_MASK), REGMAP_IRQ_REG(BD72720_INT_CHG_WDT_EXP, 6, BD72720_INT_CHG_WDT_EXP_MASK), REGMAP_IRQ_REG(BD72720_INT_BAT_MNT_OUT, 6, BD72720_INT_BAT_MNT_OUT_MASK), REGMAP_IRQ_REG(BD72720_INT_BAT_MNT_IN, 6, BD72720_INT_BAT_MNT_IN_MASK), REGMAP_IRQ_REG(BD72720_INT_CHG_TRNS, 6, BD72720_INT_CHG_TRNS_MASK), REGMAP_IRQ_REG(BD72720_INT_VBAT_MON_RES, 7, BD72720_INT_VBAT_MON_RES_MASK), REGMAP_IRQ_REG(BD72720_INT_VBAT_MON_DET, 7, BD72720_INT_VBAT_MON_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_VBAT_SHT_RES, 7, BD72720_INT_VBAT_SHT_RES_MASK), REGMAP_IRQ_REG(BD72720_INT_VBAT_SHT_DET, 7, BD72720_INT_VBAT_SHT_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_VBAT_LO_RES, 7, BD72720_INT_VBAT_LO_RES_MASK), REGMAP_IRQ_REG(BD72720_INT_VBAT_LO_DET, 7, BD72720_INT_VBAT_LO_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_VBAT_OV_RES, 7, BD72720_INT_VBAT_OV_RES_MASK), REGMAP_IRQ_REG(BD72720_INT_VBAT_OV_DET, 7, BD72720_INT_VBAT_OV_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_BAT_RMV, 8, BD72720_INT_BAT_RMV_MASK), REGMAP_IRQ_REG(BD72720_INT_BAT_DET, 8, BD72720_INT_BAT_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_DBAT_DET, 8, BD72720_INT_DBAT_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_BAT_TEMP_TRNS, 8, BD72720_INT_BAT_TEMP_TRNS_MASK), REGMAP_IRQ_REG(BD72720_INT_LOBTMP_RES, 8, BD72720_INT_LOBTMP_RES_MASK), REGMAP_IRQ_REG(BD72720_INT_LOBTMP_DET, 8, BD72720_INT_LOBTMP_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_OVBTMP_RES, 8, BD72720_INT_OVBTMP_RES_MASK), REGMAP_IRQ_REG(BD72720_INT_OVBTMP_DET, 8, BD72720_INT_OVBTMP_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_OCUR1_RES, 9, BD72720_INT_OCUR1_RES_MASK), REGMAP_IRQ_REG(BD72720_INT_OCUR1_DET, 9, BD72720_INT_OCUR1_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_OCUR2_RES, 9, BD72720_INT_OCUR2_RES_MASK), REGMAP_IRQ_REG(BD72720_INT_OCUR2_DET, 9, BD72720_INT_OCUR2_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_OCUR3_RES, 9, BD72720_INT_OCUR3_RES_MASK), REGMAP_IRQ_REG(BD72720_INT_OCUR3_DET, 9, BD72720_INT_OCUR3_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_CC_MON1_DET, 10, BD72720_INT_CC_MON1_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_CC_MON2_DET, 10, BD72720_INT_CC_MON2_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_CC_MON3_DET, 10, BD72720_INT_CC_MON3_DET_MASK), /* * The GPIO1_IN and GPIO2_IN IRQs are generated from the PMIC's GPIO1 and GPIO2 * pins. Eg, they may be wired to other devices which can then use the PMIC as * an interrupt controller. The GPIO1 and GPIO2 can have the IRQ type * specified. All of the types (falling, rising, and both edges as well as low * and high levels) are supported. */ BD72720_TYPED_IRQ_REG(BD72720_INT_GPIO1_IN, 10, BD72720_INT_GPIO1_IN_MASK, 0), BD72720_TYPED_IRQ_REG(BD72720_INT_GPIO2_IN, 10, BD72720_INT_GPIO2_IN_MASK, 1), REGMAP_IRQ_REG(BD72720_INT_VF125_RES, 11, BD72720_INT_VF125_RES_MASK), REGMAP_IRQ_REG(BD72720_INT_VF125_DET, 11, BD72720_INT_VF125_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_VF_RES, 11, BD72720_INT_VF_RES_MASK), REGMAP_IRQ_REG(BD72720_INT_VF_DET, 11, BD72720_INT_VF_DET_MASK), REGMAP_IRQ_REG(BD72720_INT_RTC0, 11, BD72720_INT_RTC0_MASK), REGMAP_IRQ_REG(BD72720_INT_RTC1, 11, BD72720_INT_RTC1_MASK), REGMAP_IRQ_REG(BD72720_INT_RTC2, 11, BD72720_INT_RTC2_MASK), }; static int bd72720_set_type_config(unsigned int **buf, unsigned int type, const struct regmap_irq *irq_data, int idx, void *irq_drv_data) { const struct regmap_irq_type *t = &irq_data->type; /* * The regmap IRQ ecpects IRQ_TYPE_EDGE_BOTH to be written to register * as logical OR of the type_falling_val and type_rising_val. This is * not how the BD72720 implements this configuration, hence we need * to handle this specific case separately. */ if (type == IRQ_TYPE_EDGE_BOTH) { buf[0][idx] &= ~t->type_reg_mask; buf[0][idx] |= BD72720_GPIO_IRQ_TYPE_BOTH; return 0; } return regmap_irq_set_type_config_simple(buf, type, irq_data, idx, irq_drv_data); } static const struct regmap_irq_chip bd71828_irq_chip = { .name = "bd71828_irq", .main_status = BD71828_REG_INT_MAIN, .irqs = &bd71828_irqs[0], .num_irqs = ARRAY_SIZE(bd71828_irqs), .status_base = BD71828_REG_INT_BUCK, .unmask_base = BD71828_REG_INT_MASK_BUCK, .ack_base = BD71828_REG_INT_BUCK, .init_ack_masked = true, .num_regs = 12, .num_main_regs = 1, .sub_reg_offsets = &bd718xx_sub_irq_offsets[0], .num_main_status_bits = 8, .irq_reg_stride = 1, }; static const struct regmap_irq_chip bd71815_irq_chip = { .name = "bd71815_irq", .main_status = BD71815_REG_INT_STAT, .irqs = &bd71815_irqs[0], .num_irqs = ARRAY_SIZE(bd71815_irqs), .status_base = BD71815_REG_INT_STAT_01, .unmask_base = BD71815_REG_INT_EN_01, .ack_base = BD71815_REG_INT_STAT_01, .init_ack_masked = true, .num_regs = 12, .num_main_regs = 1, .sub_reg_offsets = &bd718xx_sub_irq_offsets[0], .num_main_status_bits = 8, .irq_reg_stride = 1, }; static const unsigned int bd72720_irq_type_base[] = { BD72720_REG_GPIO1_CTRL }; static const struct regmap_irq_chip bd72720_irq_chip = { .name = "bd72720_irq", .main_status = BD72720_REG_INT_LVL1_STAT, .irqs = &bd72720_irqs[0], .num_irqs = ARRAY_SIZE(bd72720_irqs), .status_base = BD72720_REG_INT_PS1_STAT, .unmask_base = BD72720_REG_INT_PS1_EN, .config_base = &bd72720_irq_type_base[0], .num_config_bases = 1, .num_config_regs = 2, .set_type_config = bd72720_set_type_config, .ack_base = BD72720_REG_INT_PS1_STAT, .init_ack_masked = true, .num_regs = 12, .num_main_regs = 1, .sub_reg_offsets = &bd72720_sub_irq_offsets[0], .num_main_status_bits = 8, .irq_reg_stride = 1, }; static int set_clk_mode(struct device *dev, struct regmap *regmap, int clkmode_reg) { int ret; unsigned int open_drain; ret = of_property_read_u32(dev->of_node, "rohm,clkout-open-drain", &open_drain); if (ret) { if (ret == -EINVAL) return 0; return ret; } if (open_drain > 1) { dev_err(dev, "bad clk32kout mode configuration"); return -EINVAL; } if (open_drain) return regmap_update_bits(regmap, clkmode_reg, OUT32K_MODE, OUT32K_MODE_OPEN_DRAIN); return regmap_update_bits(regmap, clkmode_reg, OUT32K_MODE, OUT32K_MODE_CMOS); } static struct i2c_client *bd71828_dev; static void bd71828_power_off(void) { while (true) { s32 val; /* We are not allowed to sleep, so do not use regmap involving mutexes here. */ val = i2c_smbus_read_byte_data(bd71828_dev, BD71828_REG_PS_CTRL_1); if (val >= 0) i2c_smbus_write_byte_data(bd71828_dev, BD71828_REG_PS_CTRL_1, BD71828_MASK_STATE_HBNT | (u8)val); mdelay(500); } } static void bd71828_remove_poweroff(void *data) { pm_power_off = NULL; } static struct regmap *bd72720_do_regmaps(struct i2c_client *i2c) { struct bd72720_regmaps *maps; struct i2c_client *secondary_i2c; secondary_i2c = devm_i2c_new_dummy_device(&i2c->dev, i2c->adapter, BD72720_SECONDARY_I2C_SLAVE); if (IS_ERR(secondary_i2c)) { dev_err_probe(&i2c->dev, PTR_ERR(secondary_i2c), "Failed to get secondary I2C\n"); return ERR_CAST(secondary_i2c); } maps = devm_kzalloc(&i2c->dev, sizeof(*maps), GFP_KERNEL); if (!maps) return ERR_PTR(-ENOMEM); maps->map1_4b = devm_regmap_init_i2c(i2c, &bd72720_regmap_4b); if (IS_ERR(maps->map1_4b)) return maps->map1_4b; maps->map2_4c = devm_regmap_init_i2c(secondary_i2c, &bd72720_regmap_4c); if (IS_ERR(maps->map2_4c)) return maps->map2_4c; return devm_regmap_init(&i2c->dev, NULL, maps, &bd72720_wrapper_map_config); } static int bd71828_i2c_probe(struct i2c_client *i2c) { struct regmap_irq_chip_data *irq_data; int ret; struct regmap *regmap = NULL; const struct regmap_config *regmap_config; const struct regmap_irq_chip *irqchip; unsigned int chip_type; const struct mfd_cell *mfd; int cells; int button_irq; int clkmode_reg; int main_lvl_mask_reg = 0, main_lvl_val = 0; if (!i2c->irq) { dev_err(&i2c->dev, "No IRQ configured\n"); return -EINVAL; } chip_type = (unsigned int)(uintptr_t) of_device_get_match_data(&i2c->dev); switch (chip_type) { case ROHM_CHIP_TYPE_BD71828: mfd = bd71828_mfd_cells; cells = ARRAY_SIZE(bd71828_mfd_cells); regmap_config = &bd71828_regmap; irqchip = &bd71828_irq_chip; clkmode_reg = BD71828_REG_OUT32K; button_irq = BD71828_INT_SHORTPUSH; break; case ROHM_CHIP_TYPE_BD71815: mfd = bd71815_mfd_cells; cells = ARRAY_SIZE(bd71815_mfd_cells); regmap_config = &bd71815_regmap; irqchip = &bd71815_irq_chip; clkmode_reg = BD71815_REG_OUT32K; /* * If BD71817 support is needed we should be able to handle it * with proper DT configs + BD71815 drivers + power-button. * BD71815 data-sheet does not list the power-button IRQ so we * don't use it. */ button_irq = 0; break; case ROHM_CHIP_TYPE_BD72720: { mfd = bd72720_mfd_cells; cells = ARRAY_SIZE(bd72720_mfd_cells); regmap = bd72720_do_regmaps(i2c); if (IS_ERR(regmap)) return dev_err_probe(&i2c->dev, PTR_ERR(regmap), "Failed to initialize Regmap\n"); irqchip = &bd72720_irq_chip; clkmode_reg = BD72720_REG_OUT32K; button_irq = BD72720_INT_SHORTPUSH; main_lvl_mask_reg = BD72720_REG_INT_LVL1_EN; main_lvl_val = BD72720_MASK_LVL1_EN_ALL; break; } default: dev_err(&i2c->dev, "Unknown device type"); return -EINVAL; } if (!regmap) { regmap = devm_regmap_init_i2c(i2c, regmap_config); if (IS_ERR(regmap)) return dev_err_probe(&i2c->dev, PTR_ERR(regmap), "Failed to initialize Regmap\n"); } ret = devm_regmap_add_irq_chip(&i2c->dev, regmap, i2c->irq, IRQF_ONESHOT, 0, irqchip, &irq_data); if (ret) return dev_err_probe(&i2c->dev, ret, "Failed to add IRQ chip\n"); dev_dbg(&i2c->dev, "Registered %d IRQs for chip\n", irqchip->num_irqs); /* * On some ICs the main IRQ register has corresponding mask register. * This is not handled by the regmap IRQ. Let's enable all the main * level IRQs here. Further writes to the main level MASK is not * needed because masking is handled by the per IRQ 2.nd level MASK * registers. 2.nd level masks are handled by the regmap IRQ. */ if (main_lvl_mask_reg) { ret = regmap_write(regmap, main_lvl_mask_reg, main_lvl_val); if (ret) { return dev_err_probe(&i2c->dev, ret, "Failed to enable main level IRQs\n"); } } if (button_irq) { ret = regmap_irq_get_virq(irq_data, button_irq); if (ret < 0) return dev_err_probe(&i2c->dev, ret, "Failed to get the power-key IRQ\n"); button.irq = ret; } ret = set_clk_mode(&i2c->dev, regmap, clkmode_reg); if (ret) return ret; ret = devm_mfd_add_devices(&i2c->dev, PLATFORM_DEVID_AUTO, mfd, cells, NULL, 0, regmap_irq_get_domain(irq_data)); if (ret) return dev_err_probe(&i2c->dev, ret, "Failed to create subdevices\n"); if (of_device_is_system_power_controller(i2c->dev.of_node) && chip_type == ROHM_CHIP_TYPE_BD71828) { if (!pm_power_off) { bd71828_dev = i2c; pm_power_off = bd71828_power_off; ret = devm_add_action_or_reset(&i2c->dev, bd71828_remove_poweroff, NULL); } else { dev_warn(&i2c->dev, "Poweroff callback already assigned\n"); } } return ret; } static const struct of_device_id bd71828_of_match[] = { { .compatible = "rohm,bd71828", .data = (void *)ROHM_CHIP_TYPE_BD71828, }, { .compatible = "rohm,bd71815", .data = (void *)ROHM_CHIP_TYPE_BD71815, }, { .compatible = "rohm,bd72720", .data = (void *)ROHM_CHIP_TYPE_BD72720, }, { }, }; MODULE_DEVICE_TABLE(of, bd71828_of_match); static struct i2c_driver bd71828_drv = { .driver = { .name = "rohm-bd71828", .of_match_table = bd71828_of_match, }, .probe = bd71828_i2c_probe, }; module_i2c_driver(bd71828_drv); MODULE_AUTHOR("Matti Vaittinen "); MODULE_DESCRIPTION("ROHM BD71828 Power Management IC driver"); MODULE_LICENSE("GPL");