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From: Leonard Crestez <leonard.crestez@nxp.com>
To: Viresh Kumar <viresh.kumar@linaro.org>,
	Lucas Stach <l.stach@pengutronix.de>,
	Shawn Guo <shawnguo@kernel.org>
Cc: Aisheng Dong <aisheng.dong@nxp.com>, Jacky Bai <ping.bai@nxp.com>,
	Anson Huang <anson.huang@nxp.com>,
	"linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>,
	"Rafael J. Wysocki" <rjw@rjwysocki.net>,
	dl-linux-imx <linux-imx@nxp.com>,
	"kernel@pengutronix.de" <kernel@pengutronix.de>,
	Fabio Estevam <fabio.estevam@nxp.com>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>,
	Abel Vesa <abel.vesa@nxp.com>
Subject: [PATCH v2 3/3] arm64: dts: imx8mq: Add cpu speed grading and all OPPs
Date: Thu, 2 May 2019 22:44:16 +0000	[thread overview]
Message-ID: <59286bf8fcdca332df4004c3d141727f0188ad6f.1556836868.git.leonard.crestez@nxp.com> (raw)
In-Reply-To: <cover.1556836868.git.leonard.crestez@nxp.com>

Add nvmem-cells reference to cpu and fill the OPP table with all known
OPPs.

Signed-off-by: Leonard Crestez <leonard.crestez@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx8mq.dtsi | 23 ++++++++++++++++++++++-
 1 file changed, 22 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
index 6d635ba0904c..f03f9be24f44 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
@@ -93,10 +93,12 @@
 			clocks = <&clk IMX8MQ_CLK_ARM>;
 			enable-method = "psci";
 			next-level-cache = <&A53_L2>;
 			operating-points-v2 = <&a53_opp_table>;
 			#cooling-cells = <2>;
+			nvmem-cells = <&cpu_speed_grade>;
+			nvmem-cell-names = "speed_grade";
 		};
 
 		A53_1: cpu@1 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a53";
@@ -143,18 +145,33 @@
 		opp-shared;
 
 		opp-800000000 {
 			opp-hz = /bits/ 64 <800000000>;
 			opp-microvolt = <900000>;
+			opp-supported-hw = <0xf>;
+			clock-latency-ns = <150000>;
+		};
+
+		opp-1000000000 {
+			opp-hz = /bits/ 64 <1000000000>;
+			opp-microvolt = <900000>;
+			opp-supported-hw = <0xe>;
 			clock-latency-ns = <150000>;
 		};
 
 		opp-1300000000 {
 			opp-hz = /bits/ 64 <1300000000>;
 			opp-microvolt = <1000000>;
+			opp-supported-hw = <0xc>;
+			clock-latency-ns = <150000>;
+		};
+
+		opp-1500000000 {
+			opp-hz = /bits/ 64 <1500000000>;
+			opp-microvolt = <1000000>;
+			opp-supported-hw = <0x8>;
 			clock-latency-ns = <150000>;
-			opp-suspend;
 		};
 	};
 
 	pmu {
 		compatible = "arm,cortex-a53-pmu";
@@ -413,10 +430,14 @@
 				compatible = "fsl,imx8mq-ocotp", "syscon";
 				reg = <0x30350000 0x10000>;
 				clocks = <&clk IMX8MQ_CLK_OCOTP_ROOT>;
 				#address-cells = <1>;
 				#size-cells = <1>;
+
+				cpu_speed_grade: speed-grade@10 {
+					reg = <0x10 4>;
+				};
 			};
 
 			anatop: syscon@30360000 {
 				compatible = "fsl,imx8mq-anatop", "syscon";
 				reg = <0x30360000 0x10000>;
-- 
2.17.1

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  parent reply	other threads:[~2019-05-02 22:44 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-02 22:44 [PATCH v2 0/3] cpufreq: Add imx-cpufreq-dt driver Leonard Crestez
2019-05-02 22:44 ` [PATCH v2 1/3] " Leonard Crestez
2019-05-03  6:52   ` Viresh Kumar
2019-05-03  9:44     ` Leonard Crestez
2019-05-03  9:53       ` Viresh Kumar
2019-05-02 22:44 ` [PATCH v2 2/3] arm64: dts: imx8mm: Add cpu speed grading and all OPPs Leonard Crestez
2019-05-03  6:52   ` Viresh Kumar
2019-05-02 22:44 ` Leonard Crestez [this message]
2019-05-03  6:53   ` [PATCH v2 3/3] arm64: dts: imx8mq: " Viresh Kumar
2019-05-03  6:50 ` [PATCH v2 0/3] cpufreq: Add imx-cpufreq-dt driver Viresh Kumar
2019-05-03 11:51   ` Leonard Crestez
2019-05-07  5:35     ` Viresh Kumar

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