From: Jason-JH Lin <jason-jh.lin@mediatek.com>
To: Rob Herring <robh@kernel.org>, Rex-BC Chen <rex-bc.chen@mediatek.com>
Cc: <krzysztof.kozlowski+dt@linaro.org>, <chunkuang.hu@kernel.org>,
<p.zabel@pengutronix.de>, <airlied@linux.ie>,
<matthias.bgg@gmail.com>,
<angelogioacchino.delregno@collabora.com>,
<nancy.lin@mediatek.com>, <devicetree@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, <dri-devel@lists.freedesktop.org>,
<linux-mediatek@lists.infradead.org>,
<linux-arm-kernel@lists.infradead.org>,
<Project_Global_Chrome_Upstream_Group@mediatek.com>
Subject: Re: [PATCH 1/5] dt-bindings: arm: mediatek: mmsys: add power and gce properties
Date: Wed, 27 Apr 2022 10:47:28 +0800 [thread overview]
Message-ID: <2fe82b5743786744432c44115122b60b762561de.camel@mediatek.com> (raw)
In-Reply-To: <Ymg6dn3PotTeWbqF@robh.at.kernel.org>
Hi Rob,
Thanks for the reviews.
Since this patch has already applied in:
https://git.kernel.org/pub/scm/linux/kernel/git/matthias.bgg/linux.git/commit/?h=v5.18-next/soc&id=1da90b8a7bae09358569dba26e784d1f471b4aa0
I'll send a fixup-patch for your commnet.
On Tue, 2022-04-26 at 13:31 -0500, Rob Herring wrote:
> On Tue, Apr 19, 2022 at 11:32:33AM +0800, Rex-BC Chen wrote:
> > From: "jason-jh.lin" <jason-jh.lin@mediatek.com>
> >
> > Power:
> > 1. Add description for power-domains property.
> >
> > GCE:
> > 1. Add description for mboxes property.
> > 2. Add description for mediatek,gce-client-reg property.
> >
> > Signed-off-by: jason-jh.lin <jason-jh.lin@mediatek.com>
> > Reviewed-by: AngeloGioacchino Del Regno <
> > angelogioacchino.delregno@collabora.com>
> > Reviewed-by: CK Hu <ck.hu@mediatek.com>
> > ---
> > .../bindings/arm/mediatek/mediatek,mmsys.yaml | 31
> > +++++++++++++++++++
> > 1 file changed, 31 insertions(+)
> >
> > diff --git
> > a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yam
> > l
> > b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yam
> > l
> > index b31d90dc9eb4..6c2c3edcd443 100644
> > ---
> > a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yam
> > l
> > +++
> > b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yam
> > l
> > @@ -41,6 +41,30 @@ properties:
> > reg:
> > maxItems: 1
> >
> > + power-domains:
>
> How many and what are they.
>
maxItems: 1
description:
Each mmsys belongs to a power-domains, so we can add the power-
domains property to make it clearer, and also bind to the power
controller.
> > + description:
> > + A phandle and PM domain specifier as defined by bindings
> > + of the power controller specified by phandle. See
> > + Documentation/devicetree/bindings/power/power-domain.yaml
> > for details.
>
> Drop. Don't need generic descriptions of common properties.
>
OK, I'll drop this.
> > +
> > + mboxes:
>
> How many?
>
minItems: 1
> > + description:
> > + Using mailbox to communicate with GCE, it should have this
>
> If using?
>
description:
If using mailbox to communicate with GCE, it should have this
property. GCE will help configure the hardware settings for the
current mmsys data pipeline.
> > + property and list of phandle, mailbox specifiers. See
> > + Documentation/devicetree/bindings/mailbox/mtk-gce.txt for
> > details.
>
> Drop
>
OK, I'll drop this.
> > + $ref: /schemas/types.yaml#/definitions/phandle-array
>
> Already has a type.
>
OK, I'll drop this.
> > +
> > + mediatek,gce-client-reg:
> > + description:
> > + The register of client driver can be configured by gce with
> > 4 arguments
> > + defined in this property, such as phandle of gce, subsys id,
> > + register offset and size.
> > + Each subsys id is mapping to a base address of display
> > function blocks
> > + register which is defined in the gce header
> > + include/dt-bindings/gce/<chip>-gce.h.
> > + $ref: /schemas/types.yaml#/definitions/phandle-array
> > + maxItems: 1
>
> This needs to define exact sizes.
>
> items:
> - items:
> - description: phandle to GCE
> - description: subsy id
> - description: register offset
> - description: register size
>
OK, I'll fix it like this:
mediatek,gce-client-reg:
minItems: 1
items:
- items:
- description: phandle to GCE
- description: subsys id
- description: register offset
- description: register size
Regards,
Jason-JH.Lin
> > +
> > "#clock-cells":
> > const: 1
> >
> > @@ -56,9 +80,16 @@ additionalProperties: false
> >
> > examples:
> > - |
> > + #include <dt-bindings/power/mt8173-power.h>
> > + #include <dt-bindings/gce/mt8173-gce.h>
> > +
> > mmsys: syscon@14000000 {
> > compatible = "mediatek,mt8173-mmsys", "syscon";
> > reg = <0x14000000 0x1000>;
> > + power-domains = <&spm MT8173_POWER_DOMAIN_MM>;
> > #clock-cells = <1>;
> > #reset-cells = <1>;
> > + mboxes = <&gce 0 CMDQ_THR_PRIO_HIGHEST>,
> > + <&gce 1 CMDQ_THR_PRIO_HIGHEST>;
> > + mediatek,gce-client-reg = <&gce SUBSYS_1400XXXX 0 0x1000>;
> > };
> > --
> > 2.18.0
> >
> >
--
Jason-JH Lin <jason-jh.lin@mediatek.com>
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next prev parent reply other threads:[~2022-04-27 2:50 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-19 3:32 [PATCH 0/5] MediaTek MT8195 display binding Rex-BC Chen
2022-04-19 3:32 ` [PATCH 1/5] dt-bindings: arm: mediatek: mmsys: add power and gce properties Rex-BC Chen
2022-04-19 14:54 ` Matthias Brugger
2022-04-26 18:31 ` Rob Herring
2022-04-27 2:47 ` Jason-JH Lin [this message]
2022-04-19 3:32 ` [PATCH 2/5] dt-bindings: arm: mediatek: mmsys: add mt8195 SoC binding Rex-BC Chen
2022-04-19 14:57 ` Matthias Brugger
2022-04-19 3:32 ` [PATCH 3/5] dt-bindings: mediatek: add vdosys1 RDMA definition for mt8195 Rex-BC Chen
2022-04-19 12:12 ` Rob Herring
2022-04-19 12:54 ` Rex-BC Chen
2022-04-19 14:57 ` Matthias Brugger
2022-04-19 15:51 ` Chun-Kuang Hu
2022-04-20 3:15 ` Rex-BC Chen
2022-04-26 20:25 ` Rob Herring
2022-04-27 1:33 ` Nancy.Lin
2022-04-19 3:32 ` [PATCH 4/5] dt-bindings: reset: mt8195: add vdosys1 reset control bit Rex-BC Chen
2022-04-19 3:32 ` [PATCH 5/5] dt-bindings: mediatek: add ethdr definition for mt8195 Rex-BC Chen
2022-04-19 12:12 ` Rob Herring
2022-04-19 12:55 ` Rex-BC Chen
2022-04-25 16:34 ` Rob Herring
2022-04-27 2:37 ` Nancy.Lin
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