From: Krzysztof Kozlowski <krzk@kernel.org>
To: Rob Herring <robh@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>,
Ulf Hansson <ulf.hansson@linaro.org>,
linux-pci@vger.kernel.org,
Michael Turquette <mturquette@baylibre.com>,
dri-devel@lists.freedesktop.org, linux-clk@vger.kernel.org,
linux-samsung-soc@vger.kernel.org,
Kevin Hilman <khilman@baylibre.com>,
bcm-kernel-feedback-list@broadcom.com,
linux-media@vger.kernel.org, devicetree@vger.kernel.org,
linux-pm@vger.kernel.org, linux-arm-msm@vger.kernel.org,
etnaviv@lists.freedesktop.org,
linux-mediatek@lists.infradead.org,
linux-rpi-kernel@lists.infradead.org,
linux-tegra@vger.kernel.org, linux-amlogic@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
Stephen Boyd <sboyd@kernel.org>,
linux-usb@vger.kernel.org,
"Rafael J. Wysocki" <rjw@rjwysocki.net>,
linux-kernel@vger.kernel.org, Sudeep Holla <sudeep.holla@arm.com>,
freedreno@lists.freedesktop.org
Subject: Re: [PATCH v2 1/3] dt-bindings: power: Convert Generic Power Domain bindings to json-schema
Date: Wed, 23 Oct 2019 09:42:06 +0200 [thread overview]
Message-ID: <20191023074206.GA10189@pi3> (raw)
In-Reply-To: <20191011150339.GA16245@bogus>
On Fri, Oct 11, 2019 at 10:03:39AM -0500, Rob Herring wrote:
> On Wed, Oct 02, 2019 at 06:06:30PM +0200, Krzysztof Kozlowski wrote:
> > Convert Generic Power Domain bindings to DT schema format using
> > json-schema. The consumer bindings are split to separate file.
> >
> > Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
> >
> > ---
> >
> > Changes since v1:
> > 1. Select all nodes for consumers,
> > 2. Remove from consumers duplicated properties with dt-schema,
> > 3. Fix power domain pattern,
> > 4. Remove unneeded types.
> > ---
> > .../devicetree/bindings/arm/arm,scmi.txt | 2 +-
> > .../devicetree/bindings/arm/arm,scpi.txt | 2 +-
> > .../bindings/arm/freescale/fsl,scu.txt | 2 +-
> > .../bindings/clock/clk-exynos-audss.txt | 2 +-
> > .../bindings/clock/exynos5433-clock.txt | 4 +-
> > .../bindings/clock/renesas,cpg-mssr.txt | 2 +-
> > .../clock/renesas,r8a7778-cpg-clocks.txt | 2 +-
> > .../clock/renesas,r8a7779-cpg-clocks.txt | 2 +-
> > .../clock/renesas,rcar-gen2-cpg-clocks.txt | 2 +-
> > .../bindings/clock/renesas,rz-cpg-clocks.txt | 2 +-
> > .../bindings/clock/ti/davinci/psc.txt | 2 +-
> > .../bindings/display/etnaviv/etnaviv-drm.txt | 2 +-
> > .../devicetree/bindings/display/msm/dpu.txt | 2 +-
> > .../devicetree/bindings/display/msm/mdp5.txt | 2 +-
> > .../devicetree/bindings/dsp/fsl,dsp.yaml | 2 +-
> > .../firmware/nvidia,tegra186-bpmp.txt | 2 +-
> > .../bindings/media/imx7-mipi-csi2.txt | 3 +-
> > .../bindings/media/mediatek-jpeg-decoder.txt | 3 +-
> > .../bindings/media/mediatek-mdp.txt | 3 +-
> > .../bindings/opp/qcom-nvmem-cpufreq.txt | 2 +-
> > .../devicetree/bindings/pci/pci-keystone.txt | 2 +-
> > .../bindings/phy/ti,phy-am654-serdes.txt | 2 +-
> > .../bindings/power/amlogic,meson-gx-pwrc.txt | 2 +-
> > .../devicetree/bindings/power/fsl,imx-gpc.txt | 2 +-
> > .../bindings/power/fsl,imx-gpcv2.txt | 2 +-
> > .../power/power-domain-consumers.yaml | 105 +++++++++
> > .../bindings/power/power-domain.yaml | 134 ++++++++++++
> > .../bindings/power/power_domain.txt | 205 ------------------
> > .../devicetree/bindings/power/qcom,rpmpd.txt | 2 +-
> > .../bindings/power/renesas,rcar-sysc.txt | 2 +-
> > .../bindings/power/renesas,sysc-rmobile.txt | 2 +-
> > .../bindings/power/xlnx,zynqmp-genpd.txt | 2 +-
> > .../bindings/soc/bcm/brcm,bcm2835-pm.txt | 2 +-
> > .../bindings/soc/mediatek/scpsys.txt | 2 +-
> > .../bindings/soc/ti/sci-pm-domain.txt | 2 +-
> > .../bindings/usb/nvidia,tegra124-xusb.txt | 4 +-
> > MAINTAINERS | 2 +-
> > 37 files changed, 278 insertions(+), 241 deletions(-)
> > create mode 100644 Documentation/devicetree/bindings/power/power-domain-consumers.yaml
> > create mode 100644 Documentation/devicetree/bindings/power/power-domain.yaml
> > delete mode 100644 Documentation/devicetree/bindings/power/power_domain.txt
>
>
> > diff --git a/Documentation/devicetree/bindings/power/power-domain-consumers.yaml b/Documentation/devicetree/bindings/power/power-domain-consumers.yaml
> > new file mode 100644
> > index 000000000000..f65078e1260e
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/power/power-domain-consumers.yaml
> > @@ -0,0 +1,105 @@
> > +# SPDX-License-Identifier: GPL-2.0
> > +%YAML 1.2
> > +---
> > +$id: http://devicetree.org/schemas/power/power-domain-consumers.yaml#
> > +$schema: http://devicetree.org/meta-schemas/core.yaml#
> > +
> > +title: PM domain consumers
> > +
> > +maintainers:
> > + - Rafael J. Wysocki <rjw@rjwysocki.net>
> > + - Kevin Hilman <khilman@kernel.org>
> > + - Ulf Hansson <ulf.hansson@linaro.org>
> > +
> > +description: |+
> > + See power-domain.yaml
> > +
> > +select: true
> > +
> > +allOf:
> > + - $ref: /schemas/power-domain/power-domain-consumer.yaml
>
> I don't like this split. We should move the contents of this file to the
> above file.
>
> I checked the authorship of the relevant lines and they are all except
> for a small number of lines from Linaro authors (Viresh and Ulf). I have
> permission from Linaro to dual license Linaro authored bindings, so it's
> not a problem to move this. I can do that and you can just drop this file.
Sure, what to do with the references to power-domain consumers part? I
could leave the text file and do not update the references for
consumers (like I did in last PWM bindings patch, v4).
Best regards,
Krzysztof
>
> > +
> > +properties:
> > + required-opps:
> > + $ref: /schemas/types.yaml#/definitions/phandle
> > + description:
> > + This contains phandle to an OPP node in another device's OPP table.
> > + It may contain an array of phandles, where each phandle points to an OPP
> > + of a different device. It should not contain multiple phandles to the OPP
> > + nodes in the same OPP table. This specifies the minimum required OPP
> > + of the device(s), whose OPP's phandle is present in this property,
> > + for the functioning of the current device at the current OPP (where this
> > + property is present).
> > +
> > +examples:
> > + - |
> > + leaky-device@12350000 {
> > + compatible = "foo,i-leak-current";
> > + reg = <0x12350000 0x1000>;
> > + power-domains = <&power 0>;
> > + power-domain-names = "io";
> > + };
> > +
> > + leaky-device@12351000 {
> > + compatible = "foo,i-leak-current";
> > + reg = <0x12351000 0x1000>;
> > + power-domains = <&power 0>, <&power 1> ;
> > + power-domain-names = "io", "clk";
> > + };
> > +
> > + // The first example above defines a typical PM domain consumer device, which is
> > + // located inside a PM domain with index 0 of a power controller represented by a
> > + // node with the label "power".
> > + // In the second example the consumer device are partitioned across two PM domains,
> > + // the first with index 0 and the second with index 1, of a power controller that
> > + // is represented by a node with the label "power".
> > +
> > + - |
> > + // Example with OPP table for domain provider that provides two domains:
> > +
> > + domain0_opp_table: opp-table0 {
> > + compatible = "operating-points-v2";
> > +
> > + domain0_opp_0: opp-1000000000 {
> > + opp-hz = /bits/ 64 <1000000000>;
> > + opp-microvolt = <975000 970000 985000>;
> > + };
> > + domain0_opp_1: opp-1100000000 {
> > + opp-hz = /bits/ 64 <1100000000>;
> > + opp-microvolt = <1000000 980000 1010000>;
> > + };
> > + };
> > +
> > + domain1_opp_table: opp-table1 {
> > + compatible = "operating-points-v2";
> > +
> > + domain1_opp_0: opp-1200000000 {
> > + opp-hz = /bits/ 64 <1200000000>;
> > + opp-microvolt = <975000 970000 985000>;
> > + };
> > + domain1_opp_1: opp-1300000000 {
> > + opp-hz = /bits/ 64 <1300000000>;
> > + opp-microvolt = <1000000 980000 1010000>;
> > + };
> > + };
> > +
> > + power: power-controller@12340000 {
> > + compatible = "foo,power-controller";
> > + reg = <0x12340000 0x1000>;
> > + #power-domain-cells = <1>;
> > + operating-points-v2 = <&domain0_opp_table>, <&domain1_opp_table>;
> > + };
> > +
> > + leaky-device0@12350000 {
> > + compatible = "foo,i-leak-current";
> > + reg = <0x12350000 0x1000>;
> > + power-domains = <&power 0>;
> > + required-opps = <&domain0_opp_0>;
> > + };
> > +
> > + leaky-device1@12350000 {
> > + compatible = "foo,i-leak-current";
> > + reg = <0x12350000 0x1000>;
> > + power-domains = <&power 1>;
> > + required-opps = <&domain1_opp_1>;
> > + };
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next prev parent reply other threads:[~2019-10-23 7:42 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-02 16:06 [PATCH v2 1/3] dt-bindings: power: Convert Generic Power Domain bindings to json-schema Krzysztof Kozlowski
2019-10-02 16:06 ` [PATCH v2 2/3] dt-bindings: power: Convert Samsung Exynos " Krzysztof Kozlowski
2019-10-02 16:06 ` [PATCH v2 3/3] ARM: dts: exynos: Rename power domain nodes to "power-domain" in Exynos4 Krzysztof Kozlowski
2019-10-06 15:47 ` Krzysztof Kozlowski
2019-10-03 13:42 ` [PATCH v2 1/3] dt-bindings: power: Convert Generic Power Domain bindings to json-schema Ulf Hansson
2019-10-03 16:34 ` Stephen Boyd
2019-10-11 15:03 ` Rob Herring
2019-10-23 7:42 ` Krzysztof Kozlowski [this message]
2019-11-10 10:20 ` Hans Verkuil
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