From: Andrew-sh.Cheng <andrew-sh.cheng@mediatek.com>
To: MyungJoo Ham <myungjoo.ham@samsung.com>,
Kyungmin Park <kyungmin.park@samsung.com>,
Chanwoo Choi <cw00.choi@samsung.com>,
"Rob Herring" <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
"Matthias Brugger" <matthias.bgg@gmail.com>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>,
Viresh Kumar <viresh.kumar@linaro.org>,
Nishanth Menon <nm@ti.com>, "Stephen Boyd" <sboyd@kernel.org>,
Liam Girdwood <lgirdwood@gmail.com>,
Mark Brown <broonie@kernel.org>
Cc: devicetree@vger.kernel.org,
"Andrew-sh.Cheng" <andrew-sh.cheng@mediatek.com>,
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
Subject: [PATCH v7 3/8] dt-bindings: devfreq: add compatible for mt8183 cci devfreq
Date: Fri, 10 Jul 2020 10:31:19 +0800 [thread overview]
Message-ID: <1594348284-14199-4-git-send-email-andrew-sh.cheng@mediatek.com> (raw)
In-Reply-To: <1594348284-14199-1-git-send-email-andrew-sh.cheng@mediatek.com>
From: "Andrew-sh.Cheng" <andrew-sh.cheng@mediatek.com>
This adds dt-binding documentation of cci devfreq
for Mediatek MT8183 SoC platform.
Change-Id: Ibec52fd49f1a56fa3b04ad95fd5268a5a31be865
Signed-off-by: Andrew-sh.Cheng <andrew-sh.cheng@mediatek.com>
---
.../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
+---
+$id: http://devicetree.org/schemas/devfreq/mt8183-cci.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: CCI_DEVFREQ driver for MT8183.
+
+maintainers:
+ - Andrew-sh.Cheng <andrew-sh.cheng@mediatek.com>
+
+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 <dt-bindings/clock/mt8183-clk.h>
+ cci: cci {
+ compatible = "mediatek,mt8183-cci";
+ clocks = <&apmixedsys CLK_APMIXED_CCIPLL>;
+ clock-names = "cci";
+ operating-points-v2 = <&cci_opp>;
+ proc-supply = <&mt6358_vproc12_reg>;
+ };
+
--
2.12.5
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next prev parent reply other threads:[~2020-07-10 2:43 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-10 2:31 [PATCH v7 0/8] Add cpufreq and cci devfreq for mt8183, and SVS support Andrew-sh.Cheng
2020-07-10 2:31 ` [PATCH v7 1/8] PM / devfreq: Add cpu based scaling support to passive_governor Andrew-sh.Cheng
2020-07-10 2:31 ` [PATCH v7 2/8] cpufreq: mediatek: Enable clock and regulator Andrew-sh.Cheng
2020-07-13 9:39 ` Viresh Kumar
2020-07-14 13:18 ` andrew-sh.cheng
2020-07-15 3:38 ` Viresh Kumar
2020-07-10 2:31 ` Andrew-sh.Cheng [this message]
2020-07-10 2:31 ` [PATCH v7 4/8] devfreq: add mediatek cci devfreq Andrew-sh.Cheng
2020-07-10 6:43 ` andrew-sh.cheng
2020-07-10 2:31 ` [PATCH v7 5/8] opp: Modify opp API, dev_pm_opp_get_freq(), find freq in opp, even it is disabled Andrew-sh.Cheng
2020-07-13 9:42 ` Viresh Kumar
2020-07-16 11:28 ` andrew-sh.cheng
2020-07-10 2:31 ` [PATCH v7 6/8] cpufreq: mediatek: add opp notification for SVS support Andrew-sh.Cheng
2020-07-10 2:31 ` [PATCH v7 7/8] devfreq: mediatek: cci devfreq register " Andrew-sh.Cheng
2020-07-10 2:31 ` [PATCH v7 8/8] arm64: dts: mediatek: add cpufreq and cci devfreq nodes for mt8183 Andrew-sh.Cheng
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