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Message-ID: <1615565619.27101.2.camel@mtksdaap41>
Date: Sat, 13 Mar 2021 00:13:39 +0800
From: Hsin-hsiung Wang <hsin-hsiung.wang@...iatek.com>
To: Lee Jones <lee.jones@...aro.org>
CC: Rob Herring <robh+dt@...nel.org>,
Matthias Brugger <matthias.bgg@...il.com>,
Liam Girdwood <lgirdwood@...il.com>,
Mark Brown <broonie@...nel.org>,
Alessandro Zummo <a.zummo@...ertech.it>,
"Alexandre Belloni" <alexandre.belloni@...tlin.com>,
Fei Shao <fshao@...omium.org>,
Eddie Huang <eddie.huang@...iatek.com>,
Sean Wang <sean.wang@...iatek.com>,
Yuchen Huang <yuchen.huang@...iatek.com>,
Ran Bi <ran.bi@...iatek.com>, <devicetree@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-mediatek@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>, <linux-rtc@...r.kernel.org>,
<srv_heupstream@...iatek.com>,
<Project_Global_Chrome_Upstream_Group@...iatek.com>
Subject: Re: [PATCH RESEND v5 5/8] mfd: Add support for the MediaTek MT6359
PMIC
Hi,
On Mon, 2021-03-01 at 10:20 +0000, Lee Jones wrote:
> On Fri, 29 Jan 2021, Hsin-Hsiung Wang wrote:
>
> > This adds support for the MediaTek MT6359 PMIC. This is a
> > multifunction device with the following sub modules:
> >
> > - Codec
> > - Interrupt
> > - Regulator
> > - RTC
> >
> > It is interfaced to the host controller using SPI interface
> > by a proprietary hardware called PMIC wrapper or pwrap.
> > MT6359 MFD is a child device of the pwrap.
> >
> > Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang@...iatek.com>
> > ---
> > changes since v4:
> > - remove unused compatible name in the mt6359 mfd cells.
> > ---
> > drivers/mfd/mt6358-irq.c | 24 ++
> > drivers/mfd/mt6397-core.c | 26 ++
> > include/linux/mfd/mt6359/core.h | 133 +++++++
> > include/linux/mfd/mt6359/registers.h | 529 +++++++++++++++++++++++++++
> > include/linux/mfd/mt6397/core.h | 1 +
> > 5 files changed, 713 insertions(+)
> > create mode 100644 include/linux/mfd/mt6359/core.h
> > create mode 100644 include/linux/mfd/mt6359/registers.h
> >
> > diff --git a/drivers/mfd/mt6358-irq.c b/drivers/mfd/mt6358-irq.c
> > index 4b094e5e51cc..83f3ffbdbb4c 100644
> > --- a/drivers/mfd/mt6358-irq.c
> > +++ b/drivers/mfd/mt6358-irq.c
> > @@ -5,6 +5,8 @@
> > #include <linux/interrupt.h>
> > #include <linux/mfd/mt6358/core.h>
> > #include <linux/mfd/mt6358/registers.h>
> > +#include <linux/mfd/mt6359/core.h>
> > +#include <linux/mfd/mt6359/registers.h>
> > #include <linux/mfd/mt6397/core.h>
> > #include <linux/module.h>
> > #include <linux/of.h>
> > @@ -26,6 +28,17 @@ static const struct irq_top_t mt6358_ints[] = {
> > MT6358_TOP_GEN(MISC),
> > };
> >
> > +static const struct irq_top_t mt6359_ints[] = {
> > + MT6359_TOP_GEN(BUCK),
> > + MT6359_TOP_GEN(LDO),
> > + MT6359_TOP_GEN(PSC),
> > + MT6359_TOP_GEN(SCK),
> > + MT6359_TOP_GEN(BM),
> > + MT6359_TOP_GEN(HK),
> > + MT6359_TOP_GEN(AUD),
> > + MT6359_TOP_GEN(MISC),
> > +};
> > +
> > static struct pmic_irq_data mt6358_irqd = {
> > .num_top = ARRAY_SIZE(mt6358_ints),
> > .num_pmic_irqs = MT6358_IRQ_NR,
> > @@ -33,6 +46,13 @@ static struct pmic_irq_data mt6358_irqd = {
> > .pmic_ints = mt6358_ints,
> > };
> >
> > +static struct pmic_irq_data mt6359_irqd = {
> > + .num_top = ARRAY_SIZE(mt6359_ints),
> > + .num_pmic_irqs = MT6359_IRQ_NR,
> > + .top_int_status_reg = MT6359_TOP_INT_STATUS0,
> > + .pmic_ints = mt6359_ints,
> > +};
> > +
> > static void pmic_irq_enable(struct irq_data *data)
> > {
> > unsigned int hwirq = irqd_to_hwirq(data);
> > @@ -195,6 +215,10 @@ int mt6358_irq_init(struct mt6397_chip *chip)
> > chip->irq_data = &mt6358_irqd;
> > break;
> >
> > + case MT6359_CHIP_ID:
> > + chip->irq_data = &mt6359_irqd;
> > + break;
> > +
> > default:
> > dev_err(chip->dev, "unsupported chip: 0x%x\n", chip->chip_id);
> > return -ENODEV;
> > diff --git a/drivers/mfd/mt6397-core.c b/drivers/mfd/mt6397-core.c
> > index 7518d74c3b4c..617e4e4d5de0 100644
> > --- a/drivers/mfd/mt6397-core.c
> > +++ b/drivers/mfd/mt6397-core.c
> > @@ -13,9 +13,11 @@
> > #include <linux/mfd/core.h>
> > #include <linux/mfd/mt6323/core.h>
> > #include <linux/mfd/mt6358/core.h>
> > +#include <linux/mfd/mt6359/core.h>
> > #include <linux/mfd/mt6397/core.h>
> > #include <linux/mfd/mt6323/registers.h>
> > #include <linux/mfd/mt6358/registers.h>
> > +#include <linux/mfd/mt6359/registers.h>
> > #include <linux/mfd/mt6397/registers.h>
> >
> > #define MT6323_RTC_BASE 0x8000
> > @@ -99,6 +101,19 @@ static const struct mfd_cell mt6358_devs[] = {
> > },
> > };
> >
> > +static const struct mfd_cell mt6359_devs[] = {
> > + {
> > + .name = "mt6359-regulator",
> > + }, {
> > + .name = "mt6359-rtc",
> > + .num_resources = ARRAY_SIZE(mt6358_rtc_resources),
> > + .resources = mt6358_rtc_resources,
> > + .of_compatible = "mediatek,mt6358-rtc",
> > + }, {
> > + .name = "mt6359-sound",
> > + },
> > +};
>
> Nit: Please put the single-line entries on one line.
>
> Like this:
>
> { .name = "mt6359-sound" },
>
Thanks for the comment. I will update it in the next patch.
> > static const struct mfd_cell mt6397_devs[] = {
> > {
> > .name = "mt6397-rtc",
> > @@ -149,6 +164,14 @@ static const struct chip_data mt6358_core = {
> > .irq_init = mt6358_irq_init,
> > };
> >
> > +static const struct chip_data mt6359_core = {
> > + .cid_addr = MT6359_SWCID,
> > + .cid_shift = 8,
> > + .cells = mt6359_devs,
> > + .cell_size = ARRAY_SIZE(mt6359_devs),
> > + .irq_init = mt6358_irq_init,
> > +};
> > +
> > static const struct chip_data mt6397_core = {
> > .cid_addr = MT6397_CID,
> > .cid_shift = 0,
> > @@ -218,6 +241,9 @@ static const struct of_device_id mt6397_of_match[] = {
> > }, {
> > .compatible = "mediatek,mt6358",
> > .data = &mt6358_core,
> > + }, {
> > + .compatible = "mediatek,mt6359",
> > + .data = &mt6359_core,
> > }, {
> > .compatible = "mediatek,mt6397",
> > .data = &mt6397_core,
> > diff --git a/include/linux/mfd/mt6359/core.h b/include/linux/mfd/mt6359/core.h
> > new file mode 100644
> > index 000000000000..61872f1ecbe4
> > --- /dev/null
> > +++ b/include/linux/mfd/mt6359/core.h
> > @@ -0,0 +1,133 @@
> > +/* SPDX-License-Identifier: GPL-2.0 */
> > +/*
> > + * Copyright (c) 2020 MediaTek Inc.
>
> This is out of date.
>
Thanks for the comment. I will update it in the next patch.
> > + */
> > +
> > +#ifndef __MFD_MT6359_CORE_H__
> > +#define __MFD_MT6359_CORE_H__
>
> [...]
>
> > +#endif /* __MFD_MT6359_CORE_H__ */
> > diff --git a/include/linux/mfd/mt6359/registers.h b/include/linux/mfd/mt6359/registers.h
> > new file mode 100644
> > index 000000000000..4d72f0a7f2b0
> > --- /dev/null
> > +++ b/include/linux/mfd/mt6359/registers.h
> > @@ -0,0 +1,529 @@
> > +/* SPDX-License-Identifier: GPL-2.0 */
> > +/*
> > + * Copyright (c) 2020 MediaTek Inc.
>
> This too.
>
Thanks for the comment. I will update it in the next patch.
> > + */
> > +
> > +#ifndef __MFD_MT6359_REGISTERS_H__
> > +#define __MFD_MT6359_REGISTERS_H__
>
> [...]
>
> > +#endif /* __MFD_MT6359_REGISTERS_H__ */
> > diff --git a/include/linux/mfd/mt6397/core.h b/include/linux/mfd/mt6397/core.h
> > index 949268581b36..56f210eebc54 100644
> > --- a/include/linux/mfd/mt6397/core.h
> > +++ b/include/linux/mfd/mt6397/core.h
> > @@ -13,6 +13,7 @@
> > enum chip_id {
> > MT6323_CHIP_ID = 0x23,
> > MT6358_CHIP_ID = 0x58,
> > + MT6359_CHIP_ID = 0x59,
> > MT6391_CHIP_ID = 0x91,
> > MT6397_CHIP_ID = 0x97,
> > };
>
> Once you fixed those issues, feel free to add my:
>
> For my own reference (apply this as-is to your sign-off block):
>
> Acked-for-MFD-by: Lee Jones <lee.jones@...aro.org>
>
Thanks a lot.
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