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Date: Wed, 16 Oct 2019 11:04:38 +0100
From: Lee Jones <lee.jones@...aro.org>
To: Gene Chen <gene.chen.richtek@...il.com>
Cc: matthias.bgg@...il.com, linux-arm-kernel@...ts.infradead.org,
linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
gene_chen@...htek.com, Wilma.Wu@...iatek.com,
shufan_lee@...htek.com, cy_huang@...htek.com
Subject: Re: [PATCH v3] mfd: mt6360: add pmic mt6360 driver
On Tue, 15 Oct 2019, Gene Chen wrote:
> Hi Lee,
>
> we find OF_MFD_CELL is not defined in mfd/core.h, which is ready to
> merge to next kernel version
> https://kernel.googlesource.com/pub/scm/linux/kernel/git/next/linux-next-history/+/master/Next/merge.log
It's here:
Merging mfd/for-mfd-next (38a6fc63a3ea mfd: db8500-prcmu: Example using new OF_MFD_CELL/MFD_CELL_BASIC MACROs)
$ git merge mfd/for-mfd-next
Merge made by the 'recursive' strategy.
drivers/mfd/ab8500-core.c | 138 +++++++++++++------------------------------
drivers/mfd/db8500-prcmu.c | 21 +++----
drivers/mfd/intel-lpss-pci.c | 28 ++++++---
drivers/mfd/ipaq-micro.c | 6 +-
drivers/mfd/rk808.c | 22 ++-----
include/linux/mfd/core.h | 29 +++++++++ <===== [THIS ONE]
include/linux/mfd/rk808.h | 2 +-
7 files changed, 105 insertions(+), 141 deletions(-)
https://kernel.googlesource.com/pub/scm/linux/kernel/git/next/linux-next-history/+/master/Next/merge.log#4470
> may i ask how can i upstream without this definition?
> e.g. we pull this patch and build pass, new patch without add macro define
>
> 2019-10-08 2:24 GMT+08:00, Gene Chen <gene.chen.richtek@...il.com>:
> > Hi Jones,
> >
> > Thanks for review, we will fix some comment which your suggestion in next
> > patch
> >
> > Lee Jones <lee.jones@...aro.org> 於 2019年10月4日 週五 下午9:33寫道：
> >>
> >> Wolfram,
> >>
> >> Would you be kind enough to grep for your name below?
> >>
> >> On Tue, 24 Sep 2019, Gene Chen wrote:
> >>
> >> > From: Gene Chen <gene_chen@...htek.com>
> >> >
> >> > Add mfd driver for mt6360 pmic chip include
> >> > Battery Charger/USB_PD/Flash LED/RGB LED/LDO/Buck
> >> >
> >> > Signed-off-by: Gene Chen <gene_chen@...htek.com
> >> > ---
> >> > drivers/mfd/Kconfig | 12 +
> >> > drivers/mfd/Makefile | 1 +
> >> > drivers/mfd/mt6360-core.c | 463
> >> > +++++++++++++++++++++++++++++++++++++
> >> > include/linux/mfd/mt6360-private.h | 279 ++++++++++++++++++++++
> >> > include/linux/mfd/mt6360.h | 33 +++
> >> > 5 files changed, 788 insertions(+)
> >> > create mode 100644 drivers/mfd/mt6360-core.c
> >> > create mode 100644 include/linux/mfd/mt6360-private.h
> >> > create mode 100644 include/linux/mfd/mt6360.h
> >> >
> >> > changelogs between v1 & v2
> >> > - include missing header file
> >> >
> >> > changelogs between v2 & v3
> >> > - add changelogs
> >> >
> >> > 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
> >>
> >> PMU part includes Charger, Flashlight, RGB and LED
> >> PMIC part includes 2-channel BUCKs and 2-channel LDOs
> >> LDO part includes 4-channel LDOs
> >>
> >
> > ACK. RGB LED is one of indicator light, only single feature
> >
> >> > 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, \
> >> > + }
> >>
> >> Please do not roll your own MACROS like this. If they are helpful for
> >> you, they are likely to be helpful for others. However, this is your
> >> lucky day, as we've been here before. Please rebase onto the MFD tree
> >> where you will find some pre-authored macros which aren't too
> >> dissimilar to this one. Please use one of those instead.
> >>
> >
> > ACK
> >
> >> > +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",
> >>
> >> There is a macro for this too (OF_MFD_CELL())
> >>
> >
> > ACK
> >
> >> > + },
> >> > +};
> >> > +
> >> > +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)
> >>
> >> If you use .probe_new (see below) you can omit the 'id' param.
> >>
> >
> > ACK
> >
> >> > +{
> >> > + struct mt6360_pmu_info *mpi;
> >>
> >> We normally call this ddata.
> >>
> >
> > ACK
> >
> >> > + unsigned int reg_data = 0;
> >> > + int i, ret;
> >> > +
> >> > + mpi = devm_kzalloc(&client->dev, sizeof(*mpi), GFP_KERNEL);
> >> > + if (!mpi)
> >> > + return -ENOMEM;
> >>
> >> '\n' here.
> >>
> >
> > ACK
> >
> >> > + mpi->dev = &client->dev;
> >> > + i2c_set_clientdata(client, mpi);
> >> > +
> >> > + /* regmap regiser */
> >>
> >> This comment is spelt incorrectly and doesn't really add anything.
> >>
> >
> > ACK
> >
> >> > + mpi->regmap = devm_regmap_init_i2c(client,
> >> > &mt6360_pmu_regmap_config);
> >> > + if (IS_ERR(mpi->regmap)) {
> >> > + dev_err(&client->dev, "regmap register fail\n");
> >>
> >> "Failed to register regmap"
> >>
> >
> > ACK
> >
> >> > + return PTR_ERR(mpi->regmap);
> >> > + }
> >>
> >> '\n' here.
> >>
> >
> > ACK
> >
> >> > + /* chip id check */
> >>
> >> Again, the code is pretty obvious.
> >>
> >
> > ACK
> >
> >> > + ret = regmap_read(mpi->regmap, MT6360_PMU_DEV_INFO, ®_data);
> >> > + if (ret < 0) {
> >> > + dev_err(&client->dev, "device not found\n");
> >>
> >> "Device not found"
> >>
> >
> > ACK
> >
> >> > + return ret;
> >> > + }
> >>
> >> '\n' here.
> >>
> >
> > ACK
> >
> >> > + if ((reg_data & CHIP_VEN_MASK) != CHIP_VEN_MT6360) {
> >> > + dev_err(&client->dev, "not mt6360 chip\n");
> >>
> >> "Device not supported"
> >>
> >
> > ACK
> >
> >> > + return -ENODEV;
> >> > + }
> >>
> >> '\n' here.
> >>
> >
> > ACK
> >
> >> > + mpi->chip_rev = reg_data & CHIP_REV_MASK;
> >>
> >> Do this above the check, then do
> >>
> >> (mpi->chip_rev != CHIP_VEN_MT6360)
> >>
> >> ... above.
> >>
> >
> > ACK
> >
> >> > + /* irq register */
> >>
> >> Please remove all of these comments.
> >>
> >
> > ACK
> >
> >> > + memcpy(&mpi->irq_chip, &mt6360_pmu_irq_chip,
> >> > sizeof(mpi->irq_chip));
> >>
> >> Why do we need to make a copy of it?
> >>
> >
> > consider of using mutiple mt6360 chips, we can seperate diff i2c
> > irq_chip.name by device_name originally
> > but we can't find silimar case by overview other mfd driver
> > we will delete this
> >
> >> > + mpi->irq_chip.name = dev_name(&client->dev);
> >>
> >> We already know the name. Why do we need to do this dynamically?
> >>
> >
> > same as above
> >
> >> > + mpi->irq_chip.irq_drv_data = mpi;
> >>
> >> We already saved ddata. Why do we need to save it here as well?
> >>
> >
> > we implement ops ".handle_post_irq" for irq retrigger when irq stuck keep
> > low
> >
> >> > + 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) {
> >>
> >> Is (ret > 0) valid?
> >>
> >
> > we consider mt6360 driver need add irq_chip for full functionality
> >
> >> > + dev_err(&client->dev, "regmap irq chip add fail\n");
> >>
> >> "Failed to add Regmap IRQ Chip"
> >>
> >
> > ACK
> >
> >> > + return ret;
> >> > + }
> >>
> >> '\n' here.
> >>
> >
> > ACK
> >
> >> > + /* 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);
> >> > + }
> >>
> >> This doesn't look right to me.
> >>
> >> Wolfram, would you be kind enough to take a look?
> >>
> >> '\n' here.
> >>
> >
> > ACK
> >
> >> > + /* 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;
> >> > + }
> >>
> >> '\n' here.
> >>
> >
> > ACK
> >
> >> > + dev_info(&client->dev, "Successfully probed\n");
> >>
> >> Please remove this line. It doesn't provide anything.
> >>
> >
> > ACK
> >
> >> > + return 0;
> >> > +out:
> >> > + while (--i >= 0) {
> >> > + if (mpi->i2c[i]->addr == client->addr)
> >> > + continue;
> >> > + i2c_unregister_device(mpi->i2c[i]);
> >> > + }
> >>
> >> '\n' here.
> >>
> >
> > ACK
> >
> >> > + 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]);
> >> > + }
> >>
> >> '\n' here.
> >>
> >
> > ACK
> >
> >> > + 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);
> >>
> >> '\n' here.
> >>
> >
> > ACK
> >
> >> > + 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);
> >>
> >> '\n' here.
> >>
> >
> > ACK
> >
> >> > + 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);
> >>
> >> If you use .probe_new (see below, you can remove this table.
> >>
> >
> > ACK
> >
> >> > +static struct i2c_driver mt6360_pmu_driver = {
> >> > + .driver = {
> >> > + .name = "mt6360_pmu",
> >> > + .owner = THIS_MODULE,
> >>
> >> This is no longer required.
> >>
> >
> > ACK
> >
> >> > + .pm = &mt6360_pmu_pm_ops,
> >> > + .of_match_table = of_match_ptr(mt6360_pmu_of_id),
> >> > + },
> >> > + .probe = mt6360_pmu_probe,
> >>
> >> Use .probe_new here.
> >>
> >
> > ACK
> >
> >> > + .remove = mt6360_pmu_remove,
> >> > + .id_table = mt6360_pmu_id,
> >> > +};
> >> > +module_i2c_driver(mt6360_pmu_driver);
> >> > +
> >> > +MODULE_AUTHOR("CY_Huang <cy_huang@...htek.com>");
> >> > +MODULE_DESCRIPTION("MT6360 PMU I2C Driver");
> >> > +MODULE_LICENSE("GPL");
> >> > +MODULE_VERSION("1.0.0");
> >> > diff --git a/include/linux/mfd/mt6360-private.h
> >> > b/include/linux/mfd/mt6360-private.h
> >> > new file mode 100644
> >> > index 0000000..b07b3d9
> >> > --- /dev/null
> >> > +++ b/include/linux/mfd/mt6360-private.h
> >>
> >> Why do you need 2 header files?
> >>
> >
> > According to our architecture as attachment,
> > mt6360 have 4 i2c slave address for different parts
> > so we set whole register table in mt6360-private.h, it will be
> > included by other modules
> > we will delete it next patch
> > and we will add until we use it
> >
> >> > @@ -0,0 +1,279 @@
> >> > +/* SPDX-License-Identifier: GPL-2.0 */
> >> > +/*
> >> > + * Copyright (c) 2019 MediaTek Inc.
> >> > + */
> >> > +
> >> > +#ifndef __MT6360_PRIVATE_H__
> >> > +#define __MT6360_PRIVATE_H__
> >>
> >> __MFD_MT6360_H__
> >>
> >> > +#include <linux/interrupt.h>
> >> > +
> >> > +/* 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)
> >> > +
> >> > +/* IRQ definitions */
> >>
> >> Remove this please.
> >>
> >> > +struct mt6360_pmu_irq_desc {
> >> > + const char *name;
> >> > + irq_handler_t irq_handler;
> >> > +};
> >>
> >> Where is this used?
> >>
> >> > +#define MT6360_DT_VALPROP(name, type) \
> >> > + {#name, offsetof(type, name)}
> >>
> >> Where is this used?
> >>
> >> > +struct mt6360_val_prop {
> >> > + const char *name;
> >> > + size_t offset;
> >> > +};
> >> > +
> >> > +static inline void mt6360_dt_parser_helper(struct device_node *np, void
> >> > *data,
> >> > + const struct mt6360_val_prop
> >> > *props,
> >> > + int prop_cnt)
> >> > +{
> >> > + int i;
> >> > +
> >> > + for (i = 0; i < prop_cnt; i++) {
> >> > + if (unlikely(!props[i].name))
> >> > + continue;
> >> > + of_property_read_u32(np, props[i].name, data +
> >> > props[i].offset);
> >> > + }
> >> > +}
> >>
> >> What are you using this for? Why is the standard API not sufficient?
> >>
> >> > +#define MT6360_PDATA_VALPROP(name, type, reg, shift, mask, func, base)
> >> > \
> >> > + {offsetof(type, name), reg, shift, mask, func,
> >> > base}
> >>
> >> Where is this used?
> >>
> >> > +struct mt6360_pdata_prop {
> >> > + size_t offset;
> >> > + u8 reg;
> >> > + u8 shift;
> >> > + u8 mask;
> >> > + u32 (*transform)(u32 val);
> >> > + u8 base;
> >> > +};
> >> > +
> >> > +static inline int mt6360_pdata_apply_helper(void *context, void
> >> > *pdata,
> >> > + const struct mt6360_pdata_prop
> >> > *prop,
> >> > + int prop_cnt)
> >> > +{
> >> > + int i, ret;
> >> > + u32 val;
> >> > +
> >> > + for (i = 0; i < prop_cnt; i++) {
> >> > + val = *(u32 *)(pdata + prop[i].offset);
> >> > + if (prop[i].transform)
> >> > + val = prop[i].transform(val);
> >> > + val += prop[i].base;
> >> > + ret = regmap_update_bits(context,
> >> > + prop[i].reg, prop[i].mask, val <<
> >> > prop[i].shift);
> >> > + if (ret < 0)
> >> > + return ret;
> >> > + }
> >> > + return 0;
> >> > +}
> >>
> >> Where is this used? What does it do?
> >>
> >> > +#endif /* __MT6360_PRIVATE_H__ */
> >> > diff --git a/include/linux/mfd/mt6360.h b/include/linux/mfd/mt6360.h
> >> > new file mode 100644
> >> > index 0000000..ba2e80a
> >> > --- /dev/null
> >> > +++ b/include/linux/mfd/mt6360.h
> >> > @@ -0,0 +1,33 @@
> >> > +/* SPDX-License-Identifier: GPL-2.0 */
> >> > +/*
> >> > + * Copyright (c) 2019 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)
> >>
> >> What kind of slave ID? I2C address?
> >>
> >> > +struct mt6360_pmu_info {
> >> > + struct i2c_client *i2c[MT6360_SLAVE_MAX];
> >> > + struct device *dev;
> >>
> >> > + struct regmap *regmap;
> >> > + struct regmap_irq_chip_data *irq_data;
> >> > + struct regmap_irq_chip irq_chip;
> >> > + unsigned int chip_rev;
> >>
> >> Why are you saving these?
> >>
> >> Where do you reuse them?
> >>
> >> > +};
> >> > +
> >> > +#endif /* __MT6360_H__ */
> >>
> >
--
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
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