Commit 7edd3634 authored by Gene Chen's avatar Gene Chen Committed by Lee Jones
Browse files

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: default avatarGene Chen <gene_chen@richtek.com>
Signed-off-by: default avatarLee Jones <lee.jones@linaro.org>
parent 12e5bf75

drivers/mfd/Kconfig

+12 −0
Original line number Diff line number Diff line
@@ -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

+1 −0
Original line number Diff line number Diff line
@@ -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

drivers/mfd/mt6360-core.c

0 → 100644
+425 −0
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0

/*

 * Copyright (c) 2020 MediaTek Inc.

 *

 * Author: Gene Chen <gene_chen@richtek.com>

 */



#include <linux/i2c.h>

#include <linux/init.h>

#include <linux/interrupt.h>

#include <linux/kernel.h>

#include <linux/mfd/core.h>

#include <linux/module.h>

#include <linux/of_irq.h>

#include <linux/of_platform.h>

#include <linux/version.h>



#include <linux/mfd/mt6360.h>



/* 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_CHG_TREG_EVT, 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[] = {

	OF_MFD_CELL("mt6360_adc", mt6360_adc_resources,

		    NULL, 0, 0, "mediatek,mt6360_adc"),

	OF_MFD_CELL("mt6360_chg", mt6360_chg_resources,

		    NULL, 0, 0, "mediatek,mt6360_chg"),

	OF_MFD_CELL("mt6360_led", mt6360_led_resources,

		    NULL, 0, 0, "mediatek,mt6360_led"),

	OF_MFD_CELL("mt6360_pmic", mt6360_pmic_resources,

		    NULL, 0, 0, "mediatek,mt6360_pmic"),

	OF_MFD_CELL("mt6360_ldo", mt6360_ldo_resources,

		    NULL, 0, 0, "mediatek,mt6360_ldo"),

	OF_MFD_CELL("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, &reg_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 = {

		.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 <gene_chen@richtek.com>");

MODULE_DESCRIPTION("MT6360 PMU I2C Driver");

MODULE_LICENSE("GPL v2");

include/linux/mfd/mt6360.h

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Original line number Diff line number Diff line 
/* 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__ */