From: Pi-Cheng Chen <pi-cheng.chen-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
To: "Rafael J. Wysocki" <rjw-LthD3rsA81gm4RdzfppkhA@public.gmane.org>,
Viresh Kumar
<viresh.kumar-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
Matthias Brugger
<matthias.bgg-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>
Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linaro-kernel-cunTk1MwBs8s++Sfvej+rw@public.gmane.org,
linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Michael Turquette
<mturquette-rdvid1DuHRBWk0Htik3J/w@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: [RESEND PATCH 3/3 v6] arm64: dts: mt8173: mt8173-evb: Add mt8173 cpufreq driver support
Date: Mon, 17 Aug 2015 17:24:25 +0800 [thread overview]
Message-ID: <1439803465-19683-4-git-send-email-pi-cheng.chen@linaro.org> (raw)
In-Reply-To: <1439803465-19683-1-git-send-email-pi-cheng.chen-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
This patch adds the required properties in device tree to enable MT8173
cpufreq driver.
Signed-off-by: Pi-Cheng Chen <pi-cheng.chen-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
Acked-by: Viresh Kumar <viresh.kumar-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
---
It is based on the top of MT8173 SoC maintainer's tree:
https://github.com/mbgg/linux-mediatek.git v4.2-next/arm64
commit id: e26945245e414eff42ee1ffeaedf198911bf1d77
---
arch/arm64/boot/dts/mediatek/mt8173-evb.dts | 18 ++++++++
arch/arm64/boot/dts/mediatek/mt8173.dtsi | 64 +++++++++++++++++++++++++++++
2 files changed, 82 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8173-evb.dts b/arch/arm64/boot/dts/mediatek/mt8173-evb.dts
index dc4a3e2..ddb1dc1 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173-evb.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8173-evb.dts
@@ -261,6 +261,24 @@
};
};
+&cpu0 {
+ proc-supply = <&mt6397_vpca15_reg>;
+};
+
+&cpu1 {
+ proc-supply = <&mt6397_vpca15_reg>;
+};
+
+&cpu2 {
+ proc-supply = <&da9211_vcpu_reg>;
+ sram-supply = <&mt6397_vsramca7_reg>;
+};
+
+&cpu3 {
+ proc-supply = <&da9211_vcpu_reg>;
+ sram-supply = <&mt6397_vsramca7_reg>;
+};
+
&uart0 {
status = "okay";
};
diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
index 359b8b6..47a443d 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
@@ -53,6 +53,22 @@
reg = <0x000>;
enable-method = "psci";
cpu-idle-states = <&CPU_SLEEP_0>;
+ clocks = <&infracfg CLK_INFRA_CA53SEL>,
+ <&apmixedsys CLK_APMIXED_MAINPLL>;
+ clock-names = "cpu", "intermediate";
+ operating-points = <
+ 507000 859000
+ 702000 908000
+ 1001000 983000
+ 1105000 1009000
+ 1183000 1028000
+ 1404000 1083000
+ 1508000 1109000
+ 1573000 1125000
+ >;
+ #cooling-cells = <2>;
+ #cooling-min-level = <0>;
+ #cooling-max-level = <7>;
};
cpu1: cpu@1 {
@@ -61,6 +77,22 @@
reg = <0x001>;
enable-method = "psci";
cpu-idle-states = <&CPU_SLEEP_0>;
+ clocks = <&infracfg CLK_INFRA_CA53SEL>,
+ <&apmixedsys CLK_APMIXED_MAINPLL>;
+ clock-names = "cpu", "intermediate";
+ operating-points = <
+ 507000 859000
+ 702000 908000
+ 1001000 983000
+ 1105000 1009000
+ 1183000 1028000
+ 1404000 1083000
+ 1508000 1109000
+ 1573000 1125000
+ >;
+ #cooling-cells = <2>;
+ #cooling-min-level = <0>;
+ #cooling-max-level = <7>;
};
cpu2: cpu@100 {
@@ -69,6 +101,22 @@
reg = <0x100>;
enable-method = "psci";
cpu-idle-states = <&CPU_SLEEP_0>;
+ clocks = <&infracfg CLK_INFRA_CA57SEL>,
+ <&apmixedsys CLK_APMIXED_MAINPLL>;
+ clock-names = "cpu", "intermediate";
+ operating-points = <
+ 507000 828000
+ 702000 867000
+ 1001000 927000
+ 1209000 968000
+ 1404000 1007000
+ 1612000 1049000
+ 1807000 1089000
+ 1989000 1125000
+ >;
+ #cooling-cells = <2>;
+ #cooling-min-level = <0>;
+ #cooling-max-level = <7>;
};
cpu3: cpu@101 {
@@ -77,6 +125,22 @@
reg = <0x101>;
enable-method = "psci";
cpu-idle-states = <&CPU_SLEEP_0>;
+ clocks = <&infracfg CLK_INFRA_CA57SEL>,
+ <&apmixedsys CLK_APMIXED_MAINPLL>;
+ clock-names = "cpu", "intermediate";
+ operating-points = <
+ 507000 828000
+ 702000 867000
+ 1001000 927000
+ 1209000 968000
+ 1404000 1007000
+ 1612000 1049000
+ 1807000 1089000
+ 1989000 1125000
+ >;
+ #cooling-cells = <2>;
+ #cooling-min-level = <0>;
+ #cooling-max-level = <7>;
};
idle-states {
--
1.9.1
next prev parent reply other threads:[~2015-08-17 9:24 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-17 9:24 [RESEND PATCH 0/3 v6] Add Mediatek MT8173 cpufreq driver Pi-Cheng Chen
2015-08-17 9:24 ` [RESEND PATCH 1/3 v6] dt-bindings: mediatek: Add MT8173 CPU DVFS clock bindings Pi-Cheng Chen
2015-08-17 9:24 ` [RESEND PATCH 2/3 v6] cpufreq: mediatek: Add MT8173 cpufreq driver Pi-Cheng Chen
[not found] ` <1439803465-19683-3-git-send-email-pi-cheng.chen-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2015-08-18 10:09 ` Bartlomiej Zolnierkiewicz
2015-08-18 10:24 ` Viresh Kumar
2015-08-19 2:05 ` [PATCH v7 2/3] " Pi-Cheng Chen
[not found] ` <1439949906-22177-1-git-send-email-pi-cheng.chen-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2015-08-19 5:41 ` Viresh Kumar
[not found] ` <1439803465-19683-1-git-send-email-pi-cheng.chen-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
2015-08-17 9:24 ` Pi-Cheng Chen [this message]
2015-08-25 2:10 ` [RESEND PATCH 0/3 v6] Add Mediatek " Pi-Cheng Chen
2015-08-25 23:01 ` Rafael J. Wysocki
2015-08-26 1:25 ` Pi-Cheng Chen
2015-08-26 2:16 ` Viresh Kumar
2015-08-26 6:53 ` Pi-Cheng Chen
2015-08-28 14:06 ` Rafael J. Wysocki
2015-09-02 6:45 ` Daniel Kurtz
2015-09-02 17:23 ` Matthias Brugger
2016-04-21 10:26 ` Matthias Brugger
2016-04-21 10:58 ` Matthias Brugger
2016-04-21 11:37 ` Eddie Huang
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