lkml.org 
[lkml]   [2020]   [Apr]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH V4 06/13] soc: mediatek: add MT8183 dvfsrc support
From
Date
Hi Georgi,

On Wed, 2020-04-01 at 17:41 +0300, Georgi Djakov wrote:
> Hi Henry,
>
> On 3/13/20 11:34, Henry Chen wrote:
> > Add dvfsrc driver for MT8183
> >
> > Signed-off-by: Henry Chen <henryc.chen@mediatek.com>
> > ---
> > drivers/soc/mediatek/Kconfig | 15 ++
> > drivers/soc/mediatek/Makefile | 1 +
> > drivers/soc/mediatek/mtk-dvfsrc.c | 434 ++++++++++++++++++++++++++++++++++++++
> > include/soc/mediatek/mtk_dvfsrc.h | 30 +++
> > 4 files changed, 480 insertions(+)
> > create mode 100644 drivers/soc/mediatek/mtk-dvfsrc.c
> > create mode 100644 include/soc/mediatek/mtk_dvfsrc.h
> >
> > diff --git a/drivers/soc/mediatek/Kconfig b/drivers/soc/mediatek/Kconfig
> > index f837b3c..44808f4 100644
> > --- a/drivers/soc/mediatek/Kconfig
> > +++ b/drivers/soc/mediatek/Kconfig
> > @@ -16,6 +16,21 @@ config MTK_CMDQ
> > time limitation, such as updating display configuration during the
> > vblank.
> >
> > +config MTK_DVFSRC
> > + bool "MediaTek DVFSRC Support"
> > + depends on ARCH_MEDIATEK
> > + default ARCH_MEDIATEK
> > + select MTK_INFRACFG
> > + select PM_GENERIC_DOMAINS if PM
> > + depends on MTK_SCPSYS
> > + help
> > + Say yes here to add support for the MediaTek DVFSRC (dynamic voltage
> > + and frequency scaling resource collector) found
> > + on different MediaTek SoCs. The DVFSRC is a proprietary
> > + hardware which is used to collect all the requests from
> > + system and turn into the decision of minimum Vcore voltage
> > + and minimum DRAM frequency to fulfill those requests.
> > +
> > config MTK_PMIC_WRAP
> > tristate "MediaTek PMIC Wrapper Support"
> > depends on RESET_CONTROLLER
> > diff --git a/drivers/soc/mediatek/Makefile b/drivers/soc/mediatek/Makefile
> > index 2b2c2537..84182f0 100644
> > --- a/drivers/soc/mediatek/Makefile
> > +++ b/drivers/soc/mediatek/Makefile
> > @@ -1,4 +1,5 @@
> > # SPDX-License-Identifier: GPL-2.0-only
> > obj-$(CONFIG_MTK_CMDQ) += mtk-cmdq-helper.o
> > +obj-$(CONFIG_MTK_DVFSRC) += mtk-dvfsrc.o
> > obj-$(CONFIG_MTK_PMIC_WRAP) += mtk-pmic-wrap.o
> > obj-$(CONFIG_MTK_SCPSYS) += mtk-scpsys.o
> > diff --git a/drivers/soc/mediatek/mtk-dvfsrc.c b/drivers/soc/mediatek/mtk-dvfsrc.c
> > new file mode 100644
> > index 0000000..85b3572
> > --- /dev/null
> > +++ b/drivers/soc/mediatek/mtk-dvfsrc.c
> > @@ -0,0 +1,434 @@
> > +// SPDX-License-Identifier: GPL-2.0
> > +/*
> > + * Copyright (C) 2018 MediaTek Inc.
> > + */
> > +#include <linux/arm-smccc.h>
> > +#include <linux/clk.h>
> > +#include <linux/io.h>
> > +#include <linux/iopoll.h>
> > +#include <linux/module.h>
> > +#include <linux/notifier.h>
> > +#include <linux/of_device.h>
> > +#include <linux/platform_device.h>
> > +#include <soc/mediatek/mtk_dvfsrc.h>
> > +#include <soc/mediatek/mtk_sip.h>
> > +#include <dt-bindings/power/mt8183-power.h>
>
> Looks like this depends on a header which is not part of this patch-set.
> It would be nice to list any dependencies in the cover letter.
>
> Thanks,
> Georgi

I disregarded to list here. Thanks for your friendly reminder.
\
 
 \ /
  Last update: 2020-04-02 04:49    [W:0.044 / U:3.816 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site