[PATCH 3/3] soc: mediatek: pwrap: add pwrap driver for MT6873/8192 SoCs

Hsin-hsiung Wang hsin-hsiung.wang at mediatek.com
Wed Jul 22 00:33:06 EDT 2020


Hi,

On Wed, 2020-07-22 at 00:51 +0200, Matthias Brugger wrote:
> 
> On 14/07/2020 11:53, Hsin-Hsiung Wang wrote:
> > MT6873/8192 are highly integrated SoCs and use PMIC_MT6359 for
> > power management. This patch adds pwrap master driver to
> > access PMIC_MT6359.
> > 
> > Signed-off-by: Hsin-Hsiung Wang <hsin-hsiung.wang at mediatek.com>
> > ---
> >   drivers/soc/mediatek/mtk-pmic-wrap.c | 98 ++++++++++++++++++++++++++++++++----
> >   1 file changed, 87 insertions(+), 11 deletions(-)
> > 
> > diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c
> > index c897205..6e7f796f 100644
> > --- a/drivers/soc/mediatek/mtk-pmic-wrap.c
> > +++ b/drivers/soc/mediatek/mtk-pmic-wrap.c
> > @@ -24,11 +24,13 @@
> >   #define PWRAP_MT8135_BRIDGE_WDT_SRC_EN		0x54
> >   
> >   /* macro for wrapper status */
> > +#define PWRAP_GET_SWINF_2_FSM(x)	(((x) >> 1) & 0x00000007)
> >   #define PWRAP_GET_WACS_RDATA(x)		(((x) >> 0) & 0x0000ffff)
> >   #define PWRAP_GET_WACS_FSM(x)		(((x) >> 16) & 0x00000007)
> >   #define PWRAP_GET_WACS_REQ(x)		(((x) >> 19) & 0x00000001)
> >   #define PWRAP_STATE_SYNC_IDLE0		BIT(20)
> >   #define PWRAP_STATE_INIT_DONE0		BIT(21)
> > +#define PWRAP_STATE_INIT_DONE1		BIT(15)
> >   
> >   /* macro for WACS FSM */
> >   #define PWRAP_WACS_FSM_IDLE		0x00
> > @@ -74,6 +76,7 @@
> >   #define PWRAP_CAP_DCM		BIT(2)
> >   #define PWRAP_CAP_INT1_EN	BIT(3)
> >   #define PWRAP_CAP_WDT_SRC1	BIT(4)
> > +#define PWRAP_CAP_ARB		BIT(5)
> 
> This commit should be two patches (at least). One adding PWRAP_CAP_ARB and then 
> another one adding MT6873 support.
> 
> Regards,
> Matthias
> 

Thanks for the comment. I will update it in next patch.

> >   
> >   /* defines for slave device wrapper registers */
> >   enum dew_regs {
> > @@ -348,6 +351,10 @@ enum pwrap_regs {

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