// SPDX-License-Identifier: GPL-2.0 /* * Copyright (c) 2020 MediaTek Inc. * * Author: Gene Chen */ #include #include #include #include #include #include #include #include #include #include /* reg 0 -> 0 ~ 7 */ #define MT6360_CHG_TREG_EVT 4 #define MT6360_CHG_AICR_EVT 5 #define MT6360_CHG_MIVR_EVT 6 #define MT6360_PWR_RDY_EVT 7 /* REG 1 -> 8 ~ 15 */ #define MT6360_CHG_BATSYSUV_EVT 9 #define MT6360_FLED_CHG_VINOVP_EVT 11 #define MT6360_CHG_VSYSUV_EVT 12 #define MT6360_CHG_VSYSOV_EVT 13 #define MT6360_CHG_VBATOV_EVT 14 #define MT6360_CHG_VBUSOV_EVT 15 /* REG 2 -> 16 ~ 23 */ /* REG 3 -> 24 ~ 31 */ #define MT6360_WD_PMU_DET 25 #define MT6360_WD_PMU_DONE 26 #define MT6360_CHG_TMRI 27 #define MT6360_CHG_ADPBADI 29 #define MT6360_CHG_RVPI 30 #define MT6360_OTPI 31 /* REG 4 -> 32 ~ 39 */ #define MT6360_CHG_AICCMEASL 32 #define MT6360_CHGDET_DONEI 34 #define MT6360_WDTMRI 35 #define MT6360_SSFINISHI 36 #define MT6360_CHG_RECHGI 37 #define MT6360_CHG_TERMI 38 #define MT6360_CHG_IEOCI 39 /* REG 5 -> 40 ~ 47 */ #define MT6360_PUMPX_DONEI 40 #define MT6360_BAT_OVP_ADC_EVT 41 #define MT6360_TYPEC_OTP_EVT 42 #define MT6360_ADC_WAKEUP_EVT 43 #define MT6360_ADC_DONEI 44 #define MT6360_BST_BATUVI 45 #define MT6360_BST_VBUSOVI 46 #define MT6360_BST_OLPI 47 /* REG 6 -> 48 ~ 55 */ #define MT6360_ATTACH_I 48 #define MT6360_DETACH_I 49 #define MT6360_QC30_STPDONE 51 #define MT6360_QC_VBUSDET_DONE 52 #define MT6360_HVDCP_DET 53 #define MT6360_CHGDETI 54 #define MT6360_DCDTI 55 /* REG 7 -> 56 ~ 63 */ #define MT6360_FOD_DONE_EVT 56 #define MT6360_FOD_OV_EVT 57 #define MT6360_CHRDET_UVP_EVT 58 #define MT6360_CHRDET_OVP_EVT 59 #define MT6360_CHRDET_EXT_EVT 60 #define MT6360_FOD_LR_EVT 61 #define MT6360_FOD_HR_EVT 62 #define MT6360_FOD_DISCHG_FAIL_EVT 63 /* REG 8 -> 64 ~ 71 */ #define MT6360_USBID_EVT 64 #define MT6360_APWDTRST_EVT 65 #define MT6360_EN_EVT 66 #define MT6360_QONB_RST_EVT 67 #define MT6360_MRSTB_EVT 68 #define MT6360_OTP_EVT 69 #define MT6360_VDDAOV_EVT 70 #define MT6360_SYSUV_EVT 71 /* REG 9 -> 72 ~ 79 */ #define MT6360_FLED_STRBPIN_EVT 72 #define MT6360_FLED_TORPIN_EVT 73 #define MT6360_FLED_TX_EVT 74 #define MT6360_FLED_LVF_EVT 75 #define MT6360_FLED2_SHORT_EVT 78 #define MT6360_FLED1_SHORT_EVT 79 /* REG 10 -> 80 ~ 87 */ #define MT6360_FLED2_STRB_EVT 80 #define MT6360_FLED1_STRB_EVT 81 #define MT6360_FLED2_STRB_TO_EVT 82 #define MT6360_FLED1_STRB_TO_EVT 83 #define MT6360_FLED2_TOR_EVT 84 #define MT6360_FLED1_TOR_EVT 85 /* REG 11 -> 88 ~ 95 */ /* REG 12 -> 96 ~ 103 */ #define MT6360_BUCK1_PGB_EVT 96 #define MT6360_BUCK1_OC_EVT 100 #define MT6360_BUCK1_OV_EVT 101 #define MT6360_BUCK1_UV_EVT 102 /* REG 13 -> 104 ~ 111 */ #define MT6360_BUCK2_PGB_EVT 104 #define MT6360_BUCK2_OC_EVT 108 #define MT6360_BUCK2_OV_EVT 109 #define MT6360_BUCK2_UV_EVT 110 /* REG 14 -> 112 ~ 119 */ #define MT6360_LDO1_OC_EVT 113 #define MT6360_LDO2_OC_EVT 114 #define MT6360_LDO3_OC_EVT 115 #define MT6360_LDO5_OC_EVT 117 #define MT6360_LDO6_OC_EVT 118 #define MT6360_LDO7_OC_EVT 119 /* REG 15 -> 120 ~ 127 */ #define MT6360_LDO1_PGB_EVT 121 #define MT6360_LDO2_PGB_EVT 122 #define MT6360_LDO3_PGB_EVT 123 #define MT6360_LDO5_PGB_EVT 125 #define MT6360_LDO6_PGB_EVT 126 #define MT6360_LDO7_PGB_EVT 127 static const struct regmap_irq mt6360_pmu_irqs[] = { REGMAP_IRQ_REG_LINE(MT6360_CHG_TREG_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_CHG_AICR_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_CHG_MIVR_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_PWR_RDY_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_CHG_BATSYSUV_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_FLED_CHG_VINOVP_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_CHG_VSYSUV_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_CHG_VSYSOV_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_CHG_VBATOV_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_CHG_VBUSOV_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_WD_PMU_DET, 8), REGMAP_IRQ_REG_LINE(MT6360_WD_PMU_DONE, 8), REGMAP_IRQ_REG_LINE(MT6360_CHG_TMRI, 8), REGMAP_IRQ_REG_LINE(MT6360_CHG_ADPBADI, 8), REGMAP_IRQ_REG_LINE(MT6360_CHG_RVPI, 8), REGMAP_IRQ_REG_LINE(MT6360_OTPI, 8), REGMAP_IRQ_REG_LINE(MT6360_CHG_AICCMEASL, 8), REGMAP_IRQ_REG_LINE(MT6360_CHGDET_DONEI, 8), REGMAP_IRQ_REG_LINE(MT6360_WDTMRI, 8), REGMAP_IRQ_REG_LINE(MT6360_SSFINISHI, 8), REGMAP_IRQ_REG_LINE(MT6360_CHG_RECHGI, 8), REGMAP_IRQ_REG_LINE(MT6360_CHG_TERMI, 8), REGMAP_IRQ_REG_LINE(MT6360_CHG_IEOCI, 8), REGMAP_IRQ_REG_LINE(MT6360_PUMPX_DONEI, 8), REGMAP_IRQ_REG_LINE(MT6360_BAT_OVP_ADC_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_TYPEC_OTP_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_ADC_WAKEUP_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_ADC_DONEI, 8), REGMAP_IRQ_REG_LINE(MT6360_BST_BATUVI, 8), REGMAP_IRQ_REG_LINE(MT6360_BST_VBUSOVI, 8), REGMAP_IRQ_REG_LINE(MT6360_BST_OLPI, 8), REGMAP_IRQ_REG_LINE(MT6360_ATTACH_I, 8), REGMAP_IRQ_REG_LINE(MT6360_DETACH_I, 8), REGMAP_IRQ_REG_LINE(MT6360_QC30_STPDONE, 8), REGMAP_IRQ_REG_LINE(MT6360_QC_VBUSDET_DONE, 8), REGMAP_IRQ_REG_LINE(MT6360_HVDCP_DET, 8), REGMAP_IRQ_REG_LINE(MT6360_CHGDETI, 8), REGMAP_IRQ_REG_LINE(MT6360_DCDTI, 8), REGMAP_IRQ_REG_LINE(MT6360_FOD_DONE_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_FOD_OV_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_CHRDET_UVP_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_CHRDET_OVP_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_CHRDET_EXT_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_FOD_LR_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_FOD_HR_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_FOD_DISCHG_FAIL_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_USBID_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_APWDTRST_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_EN_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_QONB_RST_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_MRSTB_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_OTP_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_VDDAOV_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_SYSUV_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_FLED_STRBPIN_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_FLED_TORPIN_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_FLED_TX_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_FLED_LVF_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_FLED2_SHORT_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_FLED1_SHORT_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_FLED2_STRB_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_FLED1_STRB_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_FLED2_STRB_TO_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_FLED1_STRB_TO_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_FLED2_TOR_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_FLED1_TOR_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_BUCK1_PGB_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_BUCK1_OC_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_BUCK1_OV_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_BUCK1_UV_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_BUCK2_PGB_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_BUCK2_OC_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_BUCK2_OV_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_BUCK2_UV_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_LDO1_OC_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_LDO2_OC_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_LDO3_OC_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_LDO5_OC_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_LDO6_OC_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_LDO7_OC_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_LDO1_PGB_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_LDO2_PGB_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_LDO3_PGB_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_LDO5_PGB_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_LDO6_PGB_EVT, 8), REGMAP_IRQ_REG_LINE(MT6360_LDO7_PGB_EVT, 8), }; static int mt6360_pmu_handle_post_irq(void *irq_drv_data) { struct mt6360_pmu_data *mpd = irq_drv_data; return regmap_update_bits(mpd->regmap, MT6360_PMU_IRQ_SET, MT6360_IRQ_RETRIG, MT6360_IRQ_RETRIG); } static struct regmap_irq_chip mt6360_pmu_irq_chip = { .irqs = mt6360_pmu_irqs, .num_irqs = ARRAY_SIZE(mt6360_pmu_irqs), .num_regs = MT6360_PMU_IRQ_REGNUM, .mask_base = MT6360_PMU_CHG_MASK1, .status_base = MT6360_PMU_CHG_IRQ1, .ack_base = MT6360_PMU_CHG_IRQ1, .init_ack_masked = true, .use_ack = true, .handle_post_irq = mt6360_pmu_handle_post_irq, }; static const struct regmap_config mt6360_pmu_regmap_config = { .reg_bits = 8, .val_bits = 8, .max_register = MT6360_PMU_MAXREG, }; static const struct resource mt6360_adc_resources[] = { DEFINE_RES_IRQ_NAMED(MT6360_ADC_DONEI, "adc_donei"), }; static const struct resource mt6360_chg_resources[] = { DEFINE_RES_IRQ_NAMED(MT6360_CHG_TREG_EVT, "chg_treg_evt"), DEFINE_RES_IRQ_NAMED(MT6360_PWR_RDY_EVT, "pwr_rdy_evt"), DEFINE_RES_IRQ_NAMED(MT6360_CHG_BATSYSUV_EVT, "chg_batsysuv_evt"), DEFINE_RES_IRQ_NAMED(MT6360_CHG_VSYSUV_EVT, "chg_vsysuv_evt"), DEFINE_RES_IRQ_NAMED(MT6360_CHG_VSYSOV_EVT, "chg_vsysov_evt"), DEFINE_RES_IRQ_NAMED(MT6360_CHG_VBATOV_EVT, "chg_vbatov_evt"), DEFINE_RES_IRQ_NAMED(MT6360_CHG_VBUSOV_EVT, "chg_vbusov_evt"), DEFINE_RES_IRQ_NAMED(MT6360_CHG_AICCMEASL, "chg_aiccmeasl"), DEFINE_RES_IRQ_NAMED(MT6360_WDTMRI, "wdtmri"), DEFINE_RES_IRQ_NAMED(MT6360_CHG_RECHGI, "chg_rechgi"), DEFINE_RES_IRQ_NAMED(MT6360_CHG_TERMI, "chg_termi"), DEFINE_RES_IRQ_NAMED(MT6360_CHG_IEOCI, "chg_ieoci"), DEFINE_RES_IRQ_NAMED(MT6360_PUMPX_DONEI, "pumpx_donei"), DEFINE_RES_IRQ_NAMED(MT6360_ATTACH_I, "attach_i"), DEFINE_RES_IRQ_NAMED(MT6360_CHRDET_EXT_EVT, "chrdet_ext_evt"), }; static const struct resource mt6360_led_resources[] = { DEFINE_RES_IRQ_NAMED(MT6360_FLED_CHG_VINOVP_EVT, "fled_chg_vinovp_evt"), DEFINE_RES_IRQ_NAMED(MT6360_FLED_LVF_EVT, "fled_lvf_evt"), DEFINE_RES_IRQ_NAMED(MT6360_FLED2_SHORT_EVT, "fled2_short_evt"), DEFINE_RES_IRQ_NAMED(MT6360_FLED1_SHORT_EVT, "fled1_short_evt"), DEFINE_RES_IRQ_NAMED(MT6360_FLED2_STRB_TO_EVT, "fled2_strb_to_evt"), DEFINE_RES_IRQ_NAMED(MT6360_FLED1_STRB_TO_EVT, "fled1_strb_to_evt"), }; static const struct resource mt6360_pmic_resources[] = { DEFINE_RES_IRQ_NAMED(MT6360_BUCK1_PGB_EVT, "buck1_pgb_evt"), DEFINE_RES_IRQ_NAMED(MT6360_BUCK1_OC_EVT, "buck1_oc_evt"), DEFINE_RES_IRQ_NAMED(MT6360_BUCK1_OV_EVT, "buck1_ov_evt"), DEFINE_RES_IRQ_NAMED(MT6360_BUCK1_UV_EVT, "buck1_uv_evt"), DEFINE_RES_IRQ_NAMED(MT6360_BUCK2_PGB_EVT, "buck2_pgb_evt"), DEFINE_RES_IRQ_NAMED(MT6360_BUCK2_OC_EVT, "buck2_oc_evt"), DEFINE_RES_IRQ_NAMED(MT6360_BUCK2_OV_EVT, "buck2_ov_evt"), DEFINE_RES_IRQ_NAMED(MT6360_BUCK2_UV_EVT, "buck2_uv_evt"), DEFINE_RES_IRQ_NAMED(MT6360_LDO6_OC_EVT, "ldo6_oc_evt"), DEFINE_RES_IRQ_NAMED(MT6360_LDO7_OC_EVT, "ldo7_oc_evt"), DEFINE_RES_IRQ_NAMED(MT6360_LDO6_PGB_EVT, "ldo6_pgb_evt"), DEFINE_RES_IRQ_NAMED(MT6360_LDO7_PGB_EVT, "ldo7_pgb_evt"), }; static const struct resource mt6360_ldo_resources[] = { DEFINE_RES_IRQ_NAMED(MT6360_LDO1_OC_EVT, "ldo1_oc_evt"), DEFINE_RES_IRQ_NAMED(MT6360_LDO2_OC_EVT, "ldo2_oc_evt"), DEFINE_RES_IRQ_NAMED(MT6360_LDO3_OC_EVT, "ldo3_oc_evt"), DEFINE_RES_IRQ_NAMED(MT6360_LDO5_OC_EVT, "ldo5_oc_evt"), DEFINE_RES_IRQ_NAMED(MT6360_LDO1_PGB_EVT, "ldo1_pgb_evt"), DEFINE_RES_IRQ_NAMED(MT6360_LDO2_PGB_EVT, "ldo2_pgb_evt"), DEFINE_RES_IRQ_NAMED(MT6360_LDO3_PGB_EVT, "ldo3_pgb_evt"), DEFINE_RES_IRQ_NAMED(MT6360_LDO5_PGB_EVT, "ldo5_pgb_evt"), }; static const struct mfd_cell mt6360_devs[] = { MFD_CELL_OF("mt6360_adc", mt6360_adc_resources, NULL, 0, 0, "mediatek,mt6360_adc"), MFD_CELL_OF("mt6360_chg", mt6360_chg_resources, NULL, 0, 0, "mediatek,mt6360_chg"), MFD_CELL_OF("mt6360_led", mt6360_led_resources, NULL, 0, 0, "mediatek,mt6360_led"), MFD_CELL_OF("mt6360_pmic", mt6360_pmic_resources, NULL, 0, 0, "mediatek,mt6360_pmic"), MFD_CELL_OF("mt6360_ldo", mt6360_ldo_resources, NULL, 0, 0, "mediatek,mt6360_ldo"), MFD_CELL_OF("mt6360_tcpc", NULL, NULL, 0, 0, "mediatek,mt6360_tcpc"), }; static const unsigned short mt6360_slave_addr[MT6360_SLAVE_MAX] = { MT6360_PMU_SLAVEID, MT6360_PMIC_SLAVEID, MT6360_LDO_SLAVEID, MT6360_TCPC_SLAVEID, }; static int mt6360_pmu_probe(struct i2c_client *client) { struct mt6360_pmu_data *mpd; unsigned int reg_data; int i, ret; mpd = devm_kzalloc(&client->dev, sizeof(*mpd), GFP_KERNEL); if (!mpd) return -ENOMEM; mpd->dev = &client->dev; i2c_set_clientdata(client, mpd); mpd->regmap = devm_regmap_init_i2c(client, &mt6360_pmu_regmap_config); if (IS_ERR(mpd->regmap)) { dev_err(&client->dev, "Failed to register regmap\n"); return PTR_ERR(mpd->regmap); } ret = regmap_read(mpd->regmap, MT6360_PMU_DEV_INFO, ®_data); if (ret) { dev_err(&client->dev, "Device not found\n"); return ret; } mpd->chip_rev = reg_data & CHIP_REV_MASK; if (mpd->chip_rev != CHIP_VEN_MT6360) { dev_err(&client->dev, "Device not supported\n"); return -ENODEV; } mt6360_pmu_irq_chip.irq_drv_data = mpd; ret = devm_regmap_add_irq_chip(&client->dev, mpd->regmap, client->irq, IRQF_TRIGGER_FALLING, 0, &mt6360_pmu_irq_chip, &mpd->irq_data); if (ret) { dev_err(&client->dev, "Failed to add Regmap IRQ Chip\n"); return ret; } mpd->i2c[0] = client; for (i = 1; i < MT6360_SLAVE_MAX; i++) { mpd->i2c[i] = devm_i2c_new_dummy_device(&client->dev, client->adapter, mt6360_slave_addr[i]); if (IS_ERR(mpd->i2c[i])) { dev_err(&client->dev, "Failed to get new dummy I2C device for address 0x%x", mt6360_slave_addr[i]); return PTR_ERR(mpd->i2c[i]); } i2c_set_clientdata(mpd->i2c[i], mpd); } ret = devm_mfd_add_devices(&client->dev, PLATFORM_DEVID_AUTO, mt6360_devs, ARRAY_SIZE(mt6360_devs), NULL, 0, regmap_irq_get_domain(mpd->irq_data)); if (ret) { dev_err(&client->dev, "Failed to register subordinate devices\n"); return ret; } return 0; } static int __maybe_unused mt6360_pmu_suspend(struct device *dev) { struct i2c_client *i2c = to_i2c_client(dev); if (device_may_wakeup(dev)) enable_irq_wake(i2c->irq); return 0; } static int __maybe_unused mt6360_pmu_resume(struct device *dev) { struct i2c_client *i2c = to_i2c_client(dev); if (device_may_wakeup(dev)) disable_irq_wake(i2c->irq); return 0; } static SIMPLE_DEV_PM_OPS(mt6360_pmu_pm_ops, mt6360_pmu_suspend, mt6360_pmu_resume); static const struct of_device_id __maybe_unused mt6360_pmu_of_id[] = { { .compatible = "mediatek,mt6360_pmu", }, {}, }; MODULE_DEVICE_TABLE(of, mt6360_pmu_of_id); static struct i2c_driver mt6360_pmu_driver = { .driver = { .name = "mt6360_pmu", .pm = &mt6360_pmu_pm_ops, .of_match_table = of_match_ptr(mt6360_pmu_of_id), }, .probe_new = mt6360_pmu_probe, }; module_i2c_driver(mt6360_pmu_driver); MODULE_AUTHOR("Gene Chen "); MODULE_DESCRIPTION("MT6360 PMU I2C Driver"); MODULE_LICENSE("GPL v2");