linux-kernel - Re: [PATCH 3/3] soc: mediatek: pwrap: add support for MT6359 PMIC

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Message-ID: <1571030264.19600.2.camel@mtkswgap22>
Date:   Mon, 14 Oct 2019 13:17:44 +0800
From:   Argus Lin <argus.lin@...iatek.com>
To:     Matthias Brugger <matthias.bgg@...il.com>
CC:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Chenglin Xu <chenglin.xu@...iatek.com>,
        Sean Wang <sean.wang@...iatek.com>,
        <wsd_upstream@...iatek.com>, <henryc.chen@...iatek.com>,
        <flora.fu@...iatek.com>, Chen Zhong <chen.zhong@...iatek.com>,
        Christophe Jaillet <christophe.jaillet@...adoo.fr>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>
Subject: Re: [PATCH 3/3] soc: mediatek: pwrap: add support for MT6359 PMIC

On Fri, 2019-10-04 at 01:27 +0200, Matthias Brugger wrote:
> 
> On 03/10/2019 09:48, Argus Lin wrote:
> > MT6359 is a new power management IC and it is used for
> > MT6779 SoCs. To define mt6359_regs for pmic register mapping
> > and pmic_mt6359 for accessing register.
> > 
> > Signed-off-by: Argus Lin <argus.lin@...iatek.com>
> > ---
> >  drivers/soc/mediatek/mtk-pmic-wrap.c | 72 ++++++++++++++++++++++++++++++++++++
> >  1 file changed, 72 insertions(+)
> > 
> > diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c
> > index fa8daf2..dd04318 100644
> > --- a/drivers/soc/mediatek/mtk-pmic-wrap.c
> > +++ b/drivers/soc/mediatek/mtk-pmic-wrap.c
> > @@ -111,6 +111,29 @@ enum dew_regs {
> >  	PWRAP_RG_SPI_CON13,
> >  	PWRAP_SPISLV_KEY,
> > 
> > +	/* MT6359 only regs */
> > +	PWRAP_DEW_CRC_SWRST,
> > +	PWRAP_DEW_RG_EN_RECORD,
> > +	PWRAP_DEW_RECORD_CMD0,
> > +	PWRAP_DEW_RECORD_CMD1,
> > +	PWRAP_DEW_RECORD_CMD2,
> > +	PWRAP_DEW_RECORD_CMD3,
> > +	PWRAP_DEW_RECORD_CMD4,
> > +	PWRAP_DEW_RECORD_CMD5,
> > +	PWRAP_DEW_RECORD_WDATA0,
> > +	PWRAP_DEW_RECORD_WDATA1,
> > +	PWRAP_DEW_RECORD_WDATA2,
> > +	PWRAP_DEW_RECORD_WDATA3,
> > +	PWRAP_DEW_RECORD_WDATA4,
> > +	PWRAP_DEW_RECORD_WDATA5,
> > +	PWRAP_DEW_RG_ADDR_TARGET,
> > +	PWRAP_DEW_RG_ADDR_MASK,
> > +	PWRAP_DEW_RG_WDATA_TARGET,
> > +	PWRAP_DEW_RG_WDATA_MASK,
> > +	PWRAP_DEW_RG_SPI_RECORD_CLR,
> > +	PWRAP_DEW_RG_CMD_ALERT_CLR,
> > +	PWRAP_DEW_SPISLV_KEY,
> 
> That looks like PWRAP_SPISLV_KEY from MT6358.
> 
> Regards,
> Matthias
> 
Yes, I think I can reuse the PWRAP_SPISLV_KEY of MT6358.

B.R.
Argus
> > +
> >  	/* MT6397 only regs */
> >  	PWRAP_DEW_EVENT_OUT_EN,
> >  	PWRAP_DEW_EVENT_SRC_EN,
> > @@ -197,6 +220,42 @@ enum dew_regs {
> >  	[PWRAP_SPISLV_KEY] =		0x044a,
> >  };
> > 
> > +static const u32 mt6359_regs[] = {
> > +	[PWRAP_DEW_RG_EN_RECORD] =	0x040a,
> > +	[PWRAP_DEW_DIO_EN] =		0x040c,
> > +	[PWRAP_DEW_READ_TEST] =		0x040e,
> > +	[PWRAP_DEW_WRITE_TEST] =	0x0410,
> > +	[PWRAP_DEW_CRC_SWRST] =		0x0412,
> > +	[PWRAP_DEW_CRC_EN] =		0x0414,
> > +	[PWRAP_DEW_CRC_VAL] =		0x0416,
> > +	[PWRAP_DEW_CIPHER_KEY_SEL] =	0x0418,
> > +	[PWRAP_DEW_CIPHER_IV_SEL] =	0x041a,
> > +	[PWRAP_DEW_CIPHER_EN] =		0x041c,
> > +	[PWRAP_DEW_CIPHER_RDY] =	0x041e,
> > +	[PWRAP_DEW_CIPHER_MODE] =	0x0420,
> > +	[PWRAP_DEW_CIPHER_SWRST] =	0x0422,
> > +	[PWRAP_DEW_RDDMY_NO] =		0x0424,
> > +	[PWRAP_DEW_RECORD_CMD0] =	0x0428,
> > +	[PWRAP_DEW_RECORD_CMD1] =	0x042a,
> > +	[PWRAP_DEW_RECORD_CMD2] =	0x042c,
> > +	[PWRAP_DEW_RECORD_CMD3] =	0x042e,
> > +	[PWRAP_DEW_RECORD_CMD4] =	0x0430,
> > +	[PWRAP_DEW_RECORD_CMD5] =	0x0432,
> > +	[PWRAP_DEW_RECORD_WDATA0] =	0x0434,
> > +	[PWRAP_DEW_RECORD_WDATA1] =	0x0436,
> > +	[PWRAP_DEW_RECORD_WDATA2] =	0x0438,
> > +	[PWRAP_DEW_RECORD_WDATA3] =	0x043a,
> > +	[PWRAP_DEW_RECORD_WDATA4] =	0x043c,
> > +	[PWRAP_DEW_RECORD_WDATA5] =	0x043e,
> > +	[PWRAP_DEW_RG_ADDR_TARGET] =	0x0440,
> > +	[PWRAP_DEW_RG_ADDR_MASK] =	0x0442,
> > +	[PWRAP_DEW_RG_WDATA_TARGET] =	0x0444,
> > +	[PWRAP_DEW_RG_WDATA_MASK] =	0x0446,
> > +	[PWRAP_DEW_RG_SPI_RECORD_CLR] =	0x0448,
> > +	[PWRAP_DEW_RG_CMD_ALERT_CLR] =	0x0448,
> > +	[PWRAP_DEW_SPISLV_KEY] =	0x044a,
> > +};
> > +
> >  static const u32 mt6397_regs[] = {
> >  	[PWRAP_DEW_BASE] =		0xbc00,
> >  	[PWRAP_DEW_EVENT_OUT_EN] =	0xbc00,
> > @@ -977,6 +1036,7 @@ enum pmic_type {
> >  	PMIC_MT6351,
> >  	PMIC_MT6357,
> >  	PMIC_MT6358,
> > +	PMIC_MT6359,
> >  	PMIC_MT6380,
> >  	PMIC_MT6397,
> >  };
> > @@ -1757,6 +1817,15 @@ static irqreturn_t pwrap_interrupt(int irqno, void *dev_id)
> >  	.pwrap_write = pwrap_write16,
> >  };
> > 
> > +static const struct pwrap_slv_type pmic_mt6359 = {
> > +	.dew_regs = mt6359_regs,
> > +	.type = PMIC_MT6359,
> > +	.regmap = &pwrap_regmap_config16,
> > +	.caps = PWRAP_SLV_CAP_DUALIO,
> > +	.pwrap_read = pwrap_read16,
> > +	.pwrap_write = pwrap_write16,
> > +};
> > +
> >  static const struct pwrap_slv_type pmic_mt6380 = {
> >  	.dew_regs = NULL,
> >  	.type = PMIC_MT6380,
> > @@ -1790,6 +1859,9 @@ static irqreturn_t pwrap_interrupt(int irqno, void *dev_id)
> >  		.compatible = "mediatek,mt6358",
> >  		.data = &pmic_mt6358,
> >  	}, {
> > +		.compatible = "mediatek,mt6359",
> > +		.data = &pmic_mt6359,
> > +	}, {
> >  		/* The MT6380 PMIC only implements a regulator, so we bind it
> >  		 * directly instead of using a MFD.
> >  		 */
> > --
> > 1.8.1.1.dirty
> >