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Wed, 27 Jan 2021 18:44:18 -0800 Received: from MTKMBS07N2.mediatek.inc (172.21.101.141) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 27 Jan 2021 18:44:16 -0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs07n2.mediatek.inc (172.21.101.141) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 28 Jan 2021 10:44:15 +0800 Received: from [172.21.77.4] (172.21.77.4) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 28 Jan 2021 10:44:15 +0800 Message-ID: <1611801855.30880.2.camel@mtksdaap41> Subject: Re: [PATCH v4 1/2] dt-bindings: Add DT schema for Arm Mali Valhall GPU From: Nick Fan To: Rob Herring Date: Thu, 28 Jan 2021 10:44:15 +0800 In-Reply-To: <20210114201441.GA3509434@robh.at.kernel.org> References: <20210112064933.12951-1-Nick.Fan@mediatek.com> <20210114201441.GA3509434@robh.at.kernel.org> X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210127_214423_381336_5E771B1F X-CRM114-Status: GOOD ( 22.51 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, srv_heupstream@mediatek.com, David Airlie , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Project_Global_Chrome_Upstream_Group@mediatek.com, linux-mediatek@lists.infradead.org, Daniel Vetter , Matthias Brugger , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Thanks for your review. These are fixed in v5 as following link. https://lore.kernel.org/patchwork/patch/1372271/ Nick Fan On Thu, 2021-01-14 at 14:14 -0600, Rob Herring wrote: > On Tue, Jan 12, 2021 at 02:49:32PM +0800, Nick Fan wrote: > > Add devicetree schema for Arm Mali Valhall GPU > > > > Define a compatible string for the Mali Valhall GPU > > for Mediatek's SoC platform. > > > > Signed-off-by: Nick Fan > > --- > > .../bindings/gpu/arm,mali-valhall.yaml | 252 ++++++++++++++++++ > > 1 file changed, 252 insertions(+) > > create mode 100644 Documentation/devicetree/bindings/gpu/arm,mali-valhall.yaml > > > > diff --git a/Documentation/devicetree/bindings/gpu/arm,mali-valhall.yaml b/Documentation/devicetree/bindings/gpu/arm,mali-valhall.yaml > > new file mode 100644 > > index 000000000000..ecf249a58435 > > --- /dev/null > > +++ b/Documentation/devicetree/bindings/gpu/arm,mali-valhall.yaml > > @@ -0,0 +1,252 @@ > > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > > +# Copyright (c) 2020 MediaTek Inc. > > +%YAML 1.2 > > +--- > > +$id: http://devicetree.org/schemas/gpu/arm,mali-valhall.yaml# > > +$schema: http://devicetree.org/meta-schemas/core.yaml# > > + > > +title: ARM Mali Valhall GPU > > + > > +maintainers: > > + - Rob Herring > > + > > +properties: > > + $nodename: > > + pattern: '^gpu@[a-f0-9]+$' > > + > > + compatible: > > + items: > > + - enum: > > + - mediatek,mt8192-mali > > + - const: arm,mali-valhall > > + > > + reg: > > + maxItems: 1 > > + > > + interrupts: > > + items: > > + - description: GPU interrupt > > + - description: MMU interrupt > > + - description: Job interrupt > > + > > + interrupt-names: > > + items: > > + - const: gpu > > + - const: mmu > > + - const: job > > + > > + clocks: > > + minItems: 1 > > + > > + power-domains: > > + minItems: 1 > > + maxItems: 5 > > + > > + mali-supply: true > > + sram-supply: true > > + > > + operating-points-v2: true > > + > > + "#cooling-cells": > > + const: 2 > > + > > +required: > > + - compatible > > + - reg > > + - interrupts > > + - interrupt-names > > + - clocks > > + > > +additionalProperties: false > > + > > +allOf: > > + - if: > > + properties: > > + compatible: > > + contains: > > + const: mediatek,mt8192-mali > > + then: > > + properties: > > + sram-supply: true > > + power-domains: > > + description: > > + List of phandle and PM domain specifier as documented in > > + Documentation/devicetree/bindings/power/power_domain.txt > > + minItems: 5 > > + maxItems: 5 > > + power-domain-names: > > + items: > > + - const: core0 > > + - const: core1 > > + - const: core2 > > + - const: core3 > > + - const: core4 > > + > > + required: > > + - sram-supply > > + - power-domains > > + > > +examples: > > + - | > > + #include > > + #include > > + > > + gpu@13000000 { > > + compatible = "mediatek,mt8192-mali", "arm,mali-valhall"; > > + reg = <0x13000000 0x4000>; > > + interrupts = > > + , > > + , > > + ; > > + interrupt-names = > > + "gpu", > > + "mmu", > > + "job"; > > + > > + clocks = <&mfgcfg 0>; > > + > > + power-domains = > > + <&spm 4>, > > + <&spm 5>, > > + <&spm 6>, > > + <&spm 7>, > > + <&spm 8>; > > + > > + operating-points-v2 = <&gpu_opp_table>; > > + mali-supply = <&mt6315_7_vbuck1>; > > + sram-supply = <&mt6359_vsram_others_ldo_reg>; > > + }; > > + > > + gpu_opp_table: opp_table0 { > > Make this a child node of the gpu node. > > > + compatible = "operating-points-v2"; > > + opp-shared; > > + > > + opp-358000000 { > > + opp-hz = /bits/ 64 <358000000>; > > + opp-hz-real = /bits/ 64 <358000000>, > > + /bits/ 64 <358000000>; > > This is not part of the OPP binding. It's not clear what it's purpose > would be given the values are always the same as opp-hz. > > > > + opp-microvolt = <606250>, > > + <750000>; > > + }; > > + > > + opp-399000000 { > > + opp-hz = /bits/ 64 <399000000>; > > + opp-hz-real = /bits/ 64 <399000000>, > > + /bits/ 64 <399000000>; > > + opp-microvolt = <618750>, > > + <750000>; > > + }; > > + > > + opp-440000000 { > > + opp-hz = /bits/ 64 <440000000>; > > + opp-hz-real = /bits/ 64 <440000000>, > > + /bits/ 64 <440000000>; > > + opp-microvolt = <631250>, > > + <750000>; > > + }; > > + > > + opp-482000000 { > > + opp-hz = /bits/ 64 <482000000>; > > + opp-hz-real = /bits/ 64 <482000000>, > > + /bits/ 64 <482000000>; > > + opp-microvolt = <643750>, > > + <750000>; > > + }; > > + > > + opp-523000000 { > > + opp-hz = /bits/ 64 <523000000>; > > + opp-hz-real = /bits/ 64 <523000000>, > > + /bits/ 64 <523000000>; > > + opp-microvolt = <656250>, > > + <750000>; > > + }; > > + > > + opp-564000000 { > > + opp-hz = /bits/ 64 <564000000>; > > + opp-hz-real = /bits/ 64 <564000000>, > > + /bits/ 64 <564000000>; > > + opp-microvolt = <668750>, > > + <750000>; > > + }; > > + > > + opp-605000000 { > > + opp-hz = /bits/ 64 <605000000>; > > + opp-hz-real = /bits/ 64 <605000000>, > > + /bits/ 64 <605000000>; > > + opp-microvolt = <681250>, > > + <750000>; > > + }; > > + > > + opp-647000000 { > > + opp-hz = /bits/ 64 <647000000>; > > + opp-hz-real = /bits/ 64 <647000000>, > > + /bits/ 64 <647000000>; > > + opp-microvolt = <693750>, > > + <750000>; > > + }; > > + > > + opp-688000000 { > > + opp-hz = /bits/ 64 <688000000>; > > + opp-hz-real = /bits/ 64 <688000000>, > > + /bits/ 64 <688000000>; > > + opp-microvolt = <706250>, > > + <750000>; > > + }; > > + > > + opp-724000000 { > > + opp-hz = /bits/ 64 <724000000>; > > + opp-hz-real = /bits/ 64 <724000000>, > > + /bits/ 64 <724000000>; > > + opp-microvolt = <725000>, > > + <750000>; > > + }; > > + > > + opp-760000000 { > > + opp-hz = /bits/ 64 <760000000>; > > + opp-hz-real = /bits/ 64 <760000000>, > > + /bits/ 64 <760000000>; > > + opp-microvolt = <743750>, > > + <750000>; > > + }; > > + > > + opp-795000000 { > > + opp-hz = /bits/ 64 <795000000>; > > + opp-hz-real = /bits/ 64 <795000000>, > > + /bits/ 64 <795000000>; > > + opp-microvolt = <762500>, > > + <762500>; > > + }; > > + > > + opp-831000000 { > > + opp-hz = /bits/ 64 <831000000>; > > + opp-hz-real = /bits/ 64 <831000000>, > > + /bits/ 64 <831000000>; > > + opp-microvolt = <781250>, > > + <781250>; > > + }; > > + > > + opp-855000000 { > > + opp-hz = /bits/ 64 <855000000>; > > + opp-hz-real = /bits/ 64 <855000000>, > > + /bits/ 64 <855000000>; > > + opp-microvolt = <793750>, > > + <793750>; > > + }; > > + > > + opp-902000000 { > > + opp-hz = /bits/ 64 <902000000>; > > + opp-hz-real = /bits/ 64 <902000000>, > > + /bits/ 64 <902000000>; > > + opp-microvolt = <818750>, > > + <818750>; > > + }; > > + > > + opp-950000000 { > > + opp-hz = /bits/ 64 <950000000>; > > + opp-hz-real = /bits/ 64 <950000000>, > > + /bits/ 64 <950000000>; > > + opp-microvolt = <843750>, > > + <843750>; > > + }; > > + }; > > +... > > -- > > 2.18.0 > > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel