From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew-sh.Cheng Subject: [PATCH 4/8] dt-bindings: devfreq: add compatible for mt8183 cci devfreq Date: Thu, 16 May 2019 17:08:41 +0800 Message-ID: <1557997725-12178-5-git-send-email-andrew-sh.cheng@mediatek.com> References: <1557997725-12178-1-git-send-email-andrew-sh.cheng@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1557997725-12178-1-git-send-email-andrew-sh.cheng-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+glpam-linux-mediatek=m.gmane.org-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org To: MyungJoo Ham , Kyungmin Park , Chanwoo Choi , Rob Herring , Mark Rutland , Matthias Brugger , "Rafael J. Wysocki" , Viresh Kumar , Nishanth Menon , Stephen Boyd Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, "Andrew-sh.Cheng" , srv_heupstream-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org, linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, fan.chen-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org, linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: devicetree@vger.kernel.org From: "Andrew-sh.Cheng" This adds dt-binding documentation of cci devfreq for Mediatek MT8183 SoC platform. Signed-off-by: Andrew-sh.Cheng --- .../bindings/devfreq/mt8183-cci-devfreq.txt | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 Documentation/devicetree/bindings/devfreq/mt8183-cci-devfreq.txt diff --git a/Documentation/devicetree/bindings/devfreq/mt8183-cci-devfreq.txt b/Documentation/devicetree/bindings/devfreq/mt8183-cci-devfreq.txt new file mode 100644 index 000000000000..3189902902e0 --- /dev/null +++ b/Documentation/devicetree/bindings/devfreq/mt8183-cci-devfreq.txt @@ -0,0 +1,20 @@ +* Mediatek Cache Coherent Interconnect(CCI) frequency device + +Required properties: +- compatible: should contain "mediatek,mt8183-cci" for frequency scaling of CCI +- clocks: for frequency scaling of CCI +- clock-names: for frequency scaling of CCI driver to reference +- regulator: for voltage scaling of CCI +- operating-points-v2: for frequency scaling of CCI opp table + +Example: + cci: cci { + compatible = "mediatek,cci"; + clocks = <&apmixedsys CLK_APMIXED_CCIPLL>; + clock-names = "cci_clock"; + operating-points-v2 = <&cci_opp>; + }; + + &cci { + proc-supply = <&mt6358_vproc12_reg>; + }; \ No newline at end of file -- 2.12.5