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In-Reply-To: <1496b9c1-289a-c354-f0ae-e14fd4c9bcfa@linaro.org>
From:   Ulf Hansson <ulf.hansson@linaro.org>
Date:   Fri, 7 Jul 2023 17:27:39 +0200
Message-ID: <CAPDyKFr7Mqy5bisLcxcA_iEGWqL8SFt2mDDng7zYEaTD1vNisA@mail.gmail.com>
Subject: Re: [PATCH 03/18] soc: amlogic: Move power-domain drivers to the
 genpd dir
To:     neil.armstrong@linaro.org
Cc:     Arnd Bergmann <arnd@arndb.de>, Olof Johansson <olof@lixom.net>,
        linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-kernel@vger.kernel.org, Kevin Hilman <khilman@baylibre.com>,
        Jerome Brunet <jbrunet@baylibre.com>,
        Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
        linux-amlogic@lists.infradead.org
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On Fri, 7 Jul 2023 at 17:12, <neil.armstrong@linaro.org> wrote:
>
> On 07/07/2023 16:54, Ulf Hansson wrote:
> > On Fri, 7 Jul 2023 at 16:42, Neil Armstrong <neil.armstrong@linaro.org> wrote:
> >>
> >> Hi,
> >>
> >> On 07/07/2023 16:04, Ulf Hansson wrote:
> >>> Cc: Neil Armstrong <neil.armstrong@linaro.org>
> >>> Cc: Kevin Hilman <khilman@baylibre.com>
> >>> Cc: Jerome Brunet <jbrunet@baylibre.com>
> >>> Cc: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
> >>> Cc: <linux-amlogic@lists.infradead.org>
> >>> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
> >>> ---
> >>>    MAINTAINERS                                        | 1 +
> >>>    drivers/genpd/Makefile                             | 1 +
> >>>    drivers/genpd/amlogic/Makefile                     | 4 ++++
> >>>    drivers/{soc => genpd}/amlogic/meson-ee-pwrc.c     | 0
> >>>    drivers/{soc => genpd}/amlogic/meson-gx-pwrc-vpu.c | 0
> >>>    drivers/{soc => genpd}/amlogic/meson-secure-pwrc.c | 0
> >>>    drivers/soc/Makefile                               | 1 -
> >>>    drivers/soc/amlogic/Makefile                       | 3 ---
> >>>    8 files changed, 6 insertions(+), 4 deletions(-)
> >>>    create mode 100644 drivers/genpd/amlogic/Makefile
> >>>    rename drivers/{soc => genpd}/amlogic/meson-ee-pwrc.c (100%)
> >>>    rename drivers/{soc => genpd}/amlogic/meson-gx-pwrc-vpu.c (100%)
> >>>    rename drivers/{soc => genpd}/amlogic/meson-secure-pwrc.c (100%)
> >>>
> >>> diff --git a/MAINTAINERS b/MAINTAINERS
> >>> index 588769fab516..9b8c9ae2375d 100644
> >>> --- a/MAINTAINERS
> >>> +++ b/MAINTAINERS
> >>> @@ -1843,6 +1843,7 @@ F:      Documentation/devicetree/bindings/phy/amlogic*
> >>>    F:  arch/arm/boot/dts/amlogic/
> >>>    F:  arch/arm/mach-meson/
> >>>    F:  arch/arm64/boot/dts/amlogic/
> >>> +F:   drivers/genpd/amlogic/
> >>>    F:  drivers/mmc/host/meson*
> >>>    F:  drivers/phy/amlogic/
> >>>    F:  drivers/pinctrl/meson/
> >>> diff --git a/drivers/genpd/Makefile b/drivers/genpd/Makefile
> >>> index a2d5b2095915..cdba3b9f0c75 100644
> >>> --- a/drivers/genpd/Makefile
> >>> +++ b/drivers/genpd/Makefile
> >>> @@ -1,2 +1,3 @@
> >>>    # SPDX-License-Identifier: GPL-2.0-only
> >>>    obj-y                                       += actions/
> >>> +obj-y                                        += amlogic/
> >>> diff --git a/drivers/genpd/amlogic/Makefile b/drivers/genpd/amlogic/Makefile
> >>> new file mode 100644
> >>> index 000000000000..3d58abd574f9
> >>> --- /dev/null
> >>> +++ b/drivers/genpd/amlogic/Makefile
> >>> @@ -0,0 +1,4 @@
> >>> +# SPDX-License-Identifier: GPL-2.0-only
> >>> +obj-$(CONFIG_MESON_GX_PM_DOMAINS) += meson-gx-pwrc-vpu.o
> >>> +obj-$(CONFIG_MESON_EE_PM_DOMAINS) += meson-ee-pwrc.o
> >>> +obj-$(CONFIG_MESON_SECURE_PM_DOMAINS) += meson-secure-pwrc.o
> >>> diff --git a/drivers/soc/amlogic/meson-ee-pwrc.c b/drivers/genpd/amlogic/meson-ee-pwrc.c
> >>> similarity index 100%
> >>> rename from drivers/soc/amlogic/meson-ee-pwrc.c
> >>> rename to drivers/genpd/amlogic/meson-ee-pwrc.c
> >>> diff --git a/drivers/soc/amlogic/meson-gx-pwrc-vpu.c b/drivers/genpd/amlogic/meson-gx-pwrc-vpu.c
> >>> similarity index 100%
> >>> rename from drivers/soc/amlogic/meson-gx-pwrc-vpu.c
> >>> rename to drivers/genpd/amlogic/meson-gx-pwrc-vpu.c
> >>> diff --git a/drivers/soc/amlogic/meson-secure-pwrc.c b/drivers/genpd/amlogic/meson-secure-pwrc.c
> >>> similarity index 100%
> >>> rename from drivers/soc/amlogic/meson-secure-pwrc.c
> >>> rename to drivers/genpd/amlogic/meson-secure-pwrc.c
> >>> diff --git a/drivers/soc/Makefile b/drivers/soc/Makefile
> >>> index 3b0f9fb3b5c8..dc93e1762ca7 100644
> >>> --- a/drivers/soc/Makefile
> >>> +++ b/drivers/soc/Makefile
> >>> @@ -23,7 +23,6 @@ obj-y                               += mediatek/
> >>>    obj-y                               += microchip/
> >>>    obj-y                               += nuvoton/
> >>>    obj-y                               += pxa/
> >>> -obj-y                                += amlogic/
> >>>    obj-y                               += qcom/
> >>>    obj-y                               += renesas/
> >>>    obj-y                               += rockchip/
> >>> diff --git a/drivers/soc/amlogic/Makefile b/drivers/soc/amlogic/Makefile
> >>> index 7b8c5d323f5c..c25f835e6a26 100644
> >>> --- a/drivers/soc/amlogic/Makefile
> >>> +++ b/drivers/soc/amlogic/Makefile
> >>> @@ -2,7 +2,4 @@
> >>>    obj-$(CONFIG_MESON_CANVAS) += meson-canvas.o
> >>>    obj-$(CONFIG_MESON_CLK_MEASURE) += meson-clk-measure.o
> >>>    obj-$(CONFIG_MESON_GX_SOCINFO) += meson-gx-socinfo.o
> >>> -obj-$(CONFIG_MESON_GX_PM_DOMAINS) += meson-gx-pwrc-vpu.o
> >>>    obj-$(CONFIG_MESON_MX_SOCINFO) += meson-mx-socinfo.o
> >>> -obj-$(CONFIG_MESON_EE_PM_DOMAINS) += meson-ee-pwrc.o
> >>> -obj-$(CONFIG_MESON_SECURE_PM_DOMAINS) += meson-secure-pwrc.o
> >>
> >> I've a few changes for v6.6, how shall we handle that ?
> >
> > I think we should continue to use the soc tree until v6.6-rc1 (or if
> > Arnd have some other ideas), there are some more thoughts around this
> > in the cover letter.
> >
> > Beyond v6.6-rc1 I plan to help with maintenance in practice  and run
> > my own separate git tree.
>
> If it helps I can send you a PR with only the pwrc changes you can merge
> before applying this serie.

Right, that could be a good idea, but let's defer to Arnd before we
agree on the way forward.

Kind regards
Uffe