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Subject: Re: [PATCH] mfd: mt6360: add pmic mt6360 driver
To:     Gene Chen <gene.chen.richtek@gmail.com>, gene_chen@richtek.com,
        Wilma.Wu@mediatek.com, Lee Jones <lee.jones@linaro.org>
Cc:     linux-arm-kernel@lists.infradead.org,
        linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
        Gene Chen <gene_chen@mediatek.corp-partner.google.com>
References: <1568275837-3560-1-git-send-email-gene.chen.richtek@gmail.com>
From:   Matthias Brugger <matthias.bgg@gmail.com>
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Message-ID: <be0bbf3b-76f8-9e2a-7c51-d5987263a859@gmail.com>
Date:   Thu, 12 Sep 2019 11:13:26 +0200
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In-Reply-To: <1568275837-3560-1-git-send-email-gene.chen.richtek@gmail.com>
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Hi Gene Chen,

Please use ./scripts/get_maintainer.pl to find out which are the maintainer(s)
for a specific series/patch.

I added Lee Jones, who is the maintainer of the MTD subsystem.

Right now I have no time to review the patches, sorry.

Regards,
Matthias

On 12/09/2019 10:10, Gene Chen wrote:
> From: Gene Chen <gene_chen@mediatek.corp-partner.google.com>
> 
> ---
>  drivers/mfd/Kconfig       |  12 ++
>  drivers/mfd/Makefile      |   1 +
>  drivers/mfd/mt6360-core.c | 463 ++++++++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 476 insertions(+)
>  create mode 100644 drivers/mfd/mt6360-core.c
> 
> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
> index f129f96..a422c76 100644
> --- a/drivers/mfd/Kconfig
> +++ b/drivers/mfd/Kconfig
> @@ -862,6 +862,18 @@ 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 include charger, flashlight, rgb led
> +	  PMIC part include 2-channel BUCKs and 2-channel LDOs
> +	  LDO part include 4-channel LDOs
> +
>  config MFD_MT6397
>  	tristate "MediaTek MT6397 PMIC Support"
>  	select MFD_CORE
> diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
> index f026ada..77a8f0b 100644
> --- a/drivers/mfd/Makefile
> +++ b/drivers/mfd/Makefile
> @@ -241,6 +241,7 @@ 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-$(CONFIG_MFD_MT6360)	+= mt6360-core.o
>  obj-$(CONFIG_MFD_MT6397)	+= mt6397-core.o
>  
>  obj-$(CONFIG_MFD_ALTERA_A10SR)	+= altera-a10sr.o
> diff --git a/drivers/mfd/mt6360-core.c b/drivers/mfd/mt6360-core.c
> new file mode 100644
> index 0000000..d3580618
> --- /dev/null
> +++ b/drivers/mfd/mt6360-core.c
> @@ -0,0 +1,463 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright (c) 2019 MediaTek Inc.
> + */
> +
> +#include <linux/i2c.h>
> +#include <linux/init.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>
> +#include <linux/mfd/mt6360-private.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)
> +
> +#define MT6360_REGMAP_IRQ_REG(_irq_evt)		\
> +	REGMAP_IRQ_REG(_irq_evt, (_irq_evt) / 8, BIT((_irq_evt) % 8))
> +
> +#define MT6360_MFD_CELL(_name)					\
> +	{							\
> +		.name = #_name,					\
> +		.of_compatible = "mediatek," #_name,		\
> +		.num_resources = ARRAY_SIZE(_name##_resources),	\
> +		.resources = _name##_resources,			\
> +	}
> +
> +static const struct regmap_irq mt6360_pmu_irqs[] =  {
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHG_TREG_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHG_AICR_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHG_MIVR_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_PWR_RDY_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHG_BATSYSUV_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_FLED_CHG_VINOVP_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHG_VSYSUV_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHG_VSYSOV_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHG_VBATOV_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHG_VBUSOV_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_WD_PMU_DET),
> +	MT6360_REGMAP_IRQ_REG(MT6360_WD_PMU_DONE),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHG_TMRI),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHG_ADPBADI),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHG_RVPI),
> +	MT6360_REGMAP_IRQ_REG(MT6360_OTPI),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHG_AICCMEASL),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHGDET_DONEI),
> +	MT6360_REGMAP_IRQ_REG(MT6360_WDTMRI),
> +	MT6360_REGMAP_IRQ_REG(MT6360_SSFINISHI),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHG_RECHGI),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHG_TERMI),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHG_IEOCI),
> +	MT6360_REGMAP_IRQ_REG(MT6360_PUMPX_DONEI),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHG_TREG_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_BAT_OVP_ADC_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_TYPEC_OTP_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_ADC_WAKEUP_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_ADC_DONEI),
> +	MT6360_REGMAP_IRQ_REG(MT6360_BST_BATUVI),
> +	MT6360_REGMAP_IRQ_REG(MT6360_BST_VBUSOVI),
> +	MT6360_REGMAP_IRQ_REG(MT6360_BST_OLPI),
> +	MT6360_REGMAP_IRQ_REG(MT6360_ATTACH_I),
> +	MT6360_REGMAP_IRQ_REG(MT6360_DETACH_I),
> +	MT6360_REGMAP_IRQ_REG(MT6360_QC30_STPDONE),
> +	MT6360_REGMAP_IRQ_REG(MT6360_QC_VBUSDET_DONE),
> +	MT6360_REGMAP_IRQ_REG(MT6360_HVDCP_DET),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHGDETI),
> +	MT6360_REGMAP_IRQ_REG(MT6360_DCDTI),
> +	MT6360_REGMAP_IRQ_REG(MT6360_FOD_DONE_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_FOD_OV_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHRDET_UVP_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHRDET_OVP_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_CHRDET_EXT_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_FOD_LR_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_FOD_HR_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_FOD_DISCHG_FAIL_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_USBID_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_APWDTRST_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_EN_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_QONB_RST_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_MRSTB_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_OTP_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_VDDAOV_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_SYSUV_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_FLED_STRBPIN_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_FLED_TORPIN_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_FLED_TX_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_FLED_LVF_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_FLED2_SHORT_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_FLED1_SHORT_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_FLED2_STRB_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_FLED1_STRB_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_FLED2_STRB_TO_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_FLED1_STRB_TO_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_FLED2_TOR_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_FLED1_TOR_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_BUCK1_PGB_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_BUCK1_OC_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_BUCK1_OV_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_BUCK1_UV_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_BUCK2_PGB_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_BUCK2_OC_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_BUCK2_OV_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_BUCK2_UV_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_LDO1_OC_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_LDO2_OC_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_LDO3_OC_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_LDO5_OC_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_LDO6_OC_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_LDO7_OC_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_LDO1_PGB_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_LDO2_PGB_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_LDO3_PGB_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_LDO5_PGB_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_LDO6_PGB_EVT),
> +	MT6360_REGMAP_IRQ_REG(MT6360_LDO7_PGB_EVT),
> +};
> +
> +static int mt6360_pmu_handle_post_irq(void *irq_drv_data)
> +{
> +	struct mt6360_pmu_info *mpi = irq_drv_data;
> +
> +	return regmap_update_bits(mpi->regmap,
> +		MT6360_PMU_IRQ_SET, MT6360_IRQ_RETRIG, MT6360_IRQ_RETRIG);
> +}
> +
> +static const 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[] = {
> +	MT6360_MFD_CELL(mt6360_adc),
> +	MT6360_MFD_CELL(mt6360_chg),
> +	MT6360_MFD_CELL(mt6360_led),
> +	MT6360_MFD_CELL(mt6360_pmic),
> +	MT6360_MFD_CELL(mt6360_ldo),
> +	/* tcpc dev */
> +	{
> +		.name = "mt6360_tcpc",
> +		.of_compatible = "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,
> +			    const struct i2c_device_id *id)
> +{
> +	struct mt6360_pmu_info *mpi;
> +	unsigned int reg_data = 0;
> +	int i, ret;
> +
> +	mpi = devm_kzalloc(&client->dev, sizeof(*mpi), GFP_KERNEL);
> +	if (!mpi)
> +		return -ENOMEM;
> +	mpi->dev = &client->dev;
> +	i2c_set_clientdata(client, mpi);
> +
> +	/* regmap regiser */
> +	mpi->regmap = devm_regmap_init_i2c(client, &mt6360_pmu_regmap_config);
> +	if (IS_ERR(mpi->regmap)) {
> +		dev_err(&client->dev, "regmap register fail\n");
> +		return PTR_ERR(mpi->regmap);
> +	}
> +	/* chip id check */
> +	ret = regmap_read(mpi->regmap, MT6360_PMU_DEV_INFO, &reg_data);
> +	if (ret < 0) {
> +		dev_err(&client->dev, "device not found\n");
> +		return ret;
> +	}
> +	if ((reg_data & CHIP_VEN_MASK) != CHIP_VEN_MT6360) {
> +		dev_err(&client->dev, "not mt6360 chip\n");
> +		return -ENODEV;
> +	}
> +	mpi->chip_rev = reg_data & CHIP_REV_MASK;
> +	/* irq register */
> +	memcpy(&mpi->irq_chip, &mt6360_pmu_irq_chip, sizeof(mpi->irq_chip));
> +	mpi->irq_chip.name = dev_name(&client->dev);
> +	mpi->irq_chip.irq_drv_data = mpi;
> +	ret = devm_regmap_add_irq_chip(&client->dev, mpi->regmap, client->irq,
> +				       IRQF_TRIGGER_FALLING, 0, &mpi->irq_chip,
> +				       &mpi->irq_data);
> +	if (ret < 0) {
> +		dev_err(&client->dev, "regmap irq chip add fail\n");
> +		return ret;
> +	}
> +	/* new i2c slave device */
> +	for (i = 0; i < MT6360_SLAVE_MAX; i++) {
> +		if (mt6360_slave_addr[i] == client->addr) {
> +			mpi->i2c[i] = client;
> +			continue;
> +		}
> +		mpi->i2c[i] = i2c_new_dummy(client->adapter,
> +					    mt6360_slave_addr[i]);
> +		if (!mpi->i2c[i]) {
> +			dev_err(&client->dev, "new i2c dev [%d] fail\n", i);
> +			ret = -ENODEV;
> +			goto out;
> +		}
> +		i2c_set_clientdata(mpi->i2c[i], mpi);
> +	}
> +	/* mfd cell register */
> +	ret = devm_mfd_add_devices(&client->dev, PLATFORM_DEVID_AUTO,
> +				   mt6360_devs, ARRAY_SIZE(mt6360_devs), NULL,
> +				   0, regmap_irq_get_domain(mpi->irq_data));
> +	if (ret < 0) {
> +		dev_err(&client->dev, "mfd add cells fail\n");
> +		goto out;
> +	}
> +	dev_info(&client->dev, "Successfully probed\n");
> +	return 0;
> +out:
> +	while (--i >= 0) {
> +		if (mpi->i2c[i]->addr == client->addr)
> +			continue;
> +		i2c_unregister_device(mpi->i2c[i]);
> +	}
> +	return ret;
> +}
> +
> +static int mt6360_pmu_remove(struct i2c_client *client)
> +{
> +	struct mt6360_pmu_info *mpi = i2c_get_clientdata(client);
> +	int i;
> +
> +	for (i = 0; i < MT6360_SLAVE_MAX; i++) {
> +		if (mpi->i2c[i]->addr == client->addr)
> +			continue;
> +		i2c_unregister_device(mpi->i2c[i]);
> +	}
> +	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 const struct i2c_device_id mt6360_pmu_id[] = {
> +	{ "mt6360_pmu", 0 },
> +	{},
> +};
> +MODULE_DEVICE_TABLE(i2c, mt6360_pmu_id);
> +
> +static struct i2c_driver mt6360_pmu_driver = {
> +	.driver = {
> +		.name = "mt6360_pmu",
> +		.owner = THIS_MODULE,
> +		.pm = &mt6360_pmu_pm_ops,
> +		.of_match_table = of_match_ptr(mt6360_pmu_of_id),
> +	},
> +	.probe = mt6360_pmu_probe,
> +	.remove = mt6360_pmu_remove,
> +	.id_table = mt6360_pmu_id,
> +};
> +module_i2c_driver(mt6360_pmu_driver);
> +
> +MODULE_AUTHOR("CY_Huang <cy_huang@richtek.com>");
> +MODULE_DESCRIPTION("MT6360 PMU I2C Driver");
> +MODULE_LICENSE("GPL");
> +MODULE_VERSION("1.0.0");
>