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Thu, 28 May 2020 16:31:55 +0900 (KST) Received: from [10.113.221.102] (unknown [10.113.221.102]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20200528073155epsmtip28024469710e4156a1c97c4f61e342f3e~TIML9YcXC1131011310epsmtip2c; Thu, 28 May 2020 07:31:55 +0000 (GMT) Subject: Re: [PATCH 08/12] dt-bindings: devfreq: add compatible for mt8183 cci devfreq To: "Andrew-sh.Cheng" , MyungJoo Ham , Kyungmin Park , Rob Herring , Mark Rutland , Matthias Brugger , "Rafael J . Wysocki" , Viresh Kumar , Nishanth Menon , Stephen Boyd , Liam Girdwood , Mark Brown From: Chanwoo Choi Organization: Samsung Electronics Message-ID: <4087bcdb-a247-3d2d-96b2-16f965e8ba5c@samsung.com> Date: Thu, 28 May 2020 16:42:16 +0900 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:59.0) Gecko/20100101 Thunderbird/59.0 MIME-Version: 1.0 In-Reply-To: <20200520034307.20435-9-andrew-sh.cheng@mediatek.com> Content-Language: en-US X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrAJsWRmVeSWpSXmKPExsWy7bCmvu6bjPNxBlNf81tsX/+C1WLqwyds FvOPnGO1ONv0ht3i25UOJotNj6+xWlzeNYfN4nLzRUaLz71HGC2WXr/IZNHUYmxxu3EFm8Wb H2eZLM6cvsRq0br3CLvFv2sbWSym3xWy2PjVw0HIY828NYweO2fdZffYtKqTzePOtT1sHpuX 1Hu0nNzP4rHlajuLR9+WVYwex29sZ/L4vEkugCsq2yYjNTEltUghNS85PyUzL91WyTs43jne 1MzAUNfQ0sJcSSEvMTfVVsnFJ0DXLTMH6CUlhbLEnFKgUEBicbGSvp1NUX5pSapCRn5xia1S akFKToFlgV5xYm5xaV66XnJ+rpWhgYGRKVBhQnbG82WmBW3CFVNXPmRvYNzN38XIySEhYCJx 6cp99i5GLg4hgR2MEpvmb2KBcD4xSqxp+sEG4XxjlFhy7y0bTMu5LdMYIRJ7GSUOn9vNDOG8 Z5SYfGU1UxcjB4ewQITEvWUaIA0iAreZJSbMDgGpYRY4yCgx/dJFJpAEm4CWxP4XN8Cm8gso Slz98ZgRxOYVsJOYOfMPC8gcFgFViR3v7EHCogJhEie3tUCVCEqcnPmEBcTmFHCSeHOtGcxm FhCXuPVkPhOELS+x/e0csNskBCZzSny7sQHqAxeJx71f2SFsYYlXx7dA2VISL/vboOxqiZUn j7BBNHcwSmzZf4EVImEssX/pZLAnmQU0Jdbv0ocIK0rs/D2XEWIxn8S7rz2sICUSArwSHW1C ECXKEpcf3GWCsCUlFrd3sk1gVJqF5J1ZSF6YheSFWQjLFjCyrGIUSy0ozk1PLTYsMEKO7E2M 4NSuZbaDcdE5n0OMAhyMSjy8HV7n4oRYE8uKK3MPMUpwMCuJ8DqdPR0nxJuSWFmVWpQfX1Sa k1p8iNEUGNgTmaVEk/OBeSevJN7Q1MjY2NjCxNDM1NBQSZx3/o8zcUIC6YklqdmpqQWpRTB9 TBycUg2MEi844j+f0PA5veK+YAbnqcaVZ78ZqarWxid5bKlTnsR2t/iMlV2ML3flfd2ivmN6 YTtfy71+7BfhfW35vSVc+qmLfI7s2Lxm06eJvT++buENCZJoXJntnPbs+7Kbb1avveRYq6v9 R1DButiqZKfphZW7/4RXiCiGzS+R9L2h2LI5SWP1PR5FJZbijERDLeai4kQAkLRX9gMEAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrPIsWRmVeSWpSXmKPExsWy7bCSvO7rjPNxBhdblCy2r3/BajH14RM2 i/lHzrFanG16w27x7UoHk8Wmx9dYLS7vmsNmcbn5IqPF594jjBZLr19ksmhqMba43biCzeLN j7NMFmdOX2K1aN17hN3i37WNLBbT7wpZbPzq4SDksWbeGkaPnbPusntsWtXJ5nHn2h42j81L 6j1aTu5n8dhytZ3Fo2/LKkaP4ze2M3l83iQXwBXFZZOSmpNZllqkb5fAlfF8mWlBm3DF1JUP 2RsYd/N3MXJySAiYSJzbMo2xi5GLQ0hgN6NE44wXTBAJSYlpF48ydzFyANnCEocPF0PUvGWU 2HriNTtIjbBAhMSRX4dYQBIiAveZJZbfvcoG4jALHGSUeNb9hx2i5SyjxO+lE1lBWtgEtCT2 v7jBBmLzCyhKXP3xmBHE5hWwk5g58w8LyDoWAVWJHe/sQcKiAmESO5c8ZoIoEZQ4OfMJC4jN KeAk8eZaM5jNLKAu8WfeJWYIW1zi1pP5TBC2vMT2t3OYJzAKz0LSPgtJyywkLbOQtCxgZFnF KJlaUJybnltsWGCYl1quV5yYW1yal66XnJ+7iREc51qaOxi3r/qgd4iRiYPxEKMEB7OSCK/T 2dNxQrwpiZVVqUX58UWlOanFhxilOViUxHlvFC6MExJITyxJzU5NLUgtgskycXBKNTAp7HQM YhDNmXKlxTg/9fBhIbmtKTomYus3/F7tHp/VP3Pvh3BnFs1jdpeur3RatYRhP2fVwoVan9o1 DVe9b67huhtcULO1k+8zZ0Ny0PbqO996TRwt93/fwXEzlk1nT99E5g2nX+sed5KWfSPv+2rJ 76Iy52g7FZvSDLZbS1+VqfH+5hdyXvT2eY8r33Venmvz8zML97fffPUt4so8hgtbvB6xSXAf qb271ULr/8WnbieOffc58fhXsGmmidMCReH/P+Zccwhb0popKqvVeL6+RzLm36wqdzXGTTLc 6mwpmxWmbRGKevfTt05J/bzTf8sUdja/qQri27YHOESX7L93nuXu4S2LwtvCe46XRiqxFGck GmoxFxUnAgDII881YgMAAA== X-CMS-MailID: 20200528073155epcas1p430317922f66de75d7f3c3b87db1a951b X-Msg-Generator: CA X-Sendblock-Type: SVC_REQ_APPROVE CMS-TYPE: 101P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20200520034339epcas1p1524dea2d7089cb3492384bbe917dcffe References: <20200520034307.20435-1-andrew-sh.cheng@mediatek.com> <20200520034307.20435-9-andrew-sh.cheng@mediatek.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200528_003202_895330_147FCEF4 X-CRM114-Status: GOOD ( 22.85 ) X-BeenThere: linux-mediatek@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, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Hi, On 5/20/20 12:43 PM, Andrew-sh.Cheng wrote: > This adds dt-binding documentation of cci devfreq > for Mediatek MT8183 SoC platform. > > Signed-off-by: Andrew-sh.Cheng > --- > .../devicetree/bindings/devfreq/mt8183-cci.yaml | 51 ++++++++++++++++++++++ > 1 file changed, 51 insertions(+) > create mode 100644 Documentation/devicetree/bindings/devfreq/mt8183-cci.yaml > > diff --git a/Documentation/devicetree/bindings/devfreq/mt8183-cci.yaml b/Documentation/devicetree/bindings/devfreq/mt8183-cci.yaml > new file mode 100644 > index 000000000000..a7341fd94097 > --- /dev/null > +++ b/Documentation/devicetree/bindings/devfreq/mt8183-cci.yaml > @@ -0,0 +1,51 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: https://protect2.fireeye.com/url?k=33f1f15d-6e23ea05-33f07a12-0cc47a31c8b4-91b3f8aeecce95dc&q=1&u=http%3A%2F%2Fdevicetree.org%2Fschemas%2Fdevfreq%2Fmt8183-cci.yaml%23 > +$schema: https://protect2.fireeye.com/url?k=fc7d9089-a1af8bd1-fc7c1bc6-0cc47a31c8b4-b46f5afc59faf86d&q=1&u=http%3A%2F%2Fdevicetree.org%2Fmeta-schemas%2Fcore.yaml%23 > + > +title: CCI_DEVFREQ driver for MT8183. > + > +maintainers: > + - Andrew-sh.Cheng > + > +description: | > + This module is used to create CCI DEVFREQ. > + The performance will depend on both CCI frequency and CPU frequency. > + For MT8183, CCI co-buck with Little core. > + Contain CCI opp table for voltage and frequency scaling. > + > +properties: > + compatible: > + const: "mediatek,mt8183-cci" > + > + clocks: > + maxItems: 1 > + > + clock-names: > + const: "cci" > + > + operating-points-v2: true > + opp-table: true > + > + proc-supply: > + description: > + Phandle of the regulator that provides the supply voltage. > + > +required: > + - compatible > + - clocks > + - clock-names > + - proc-supply > + > +examples: > + - | > + #include > + cci: cci { > + compatible = "mediatek,mt8183-cci"; > + clocks = <&apmixedsys CLK_APMIXED_CCIPLL>; > + clock-names = "cci"; > + operating-points-v2 = <&cci_opp>; > + proc-supply = <&mt6358_vproc12_reg>; > + }; > + > I recommend that add the more detailed example with OPP table with CPU node. -- Best Regards, Chanwoo Choi Samsung Electronics _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek