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From: Rohit Agarwal <quic_rohiagar@quicinc.com>
To: agross@kernel.org, bjorn.andersson@linaro.org,
	robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org,
	wim@linux-watchdog.org, linux@roeck-us.net
Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-watchdog@vger.kernel.org,
	manivannan.sadhasivam@linaro.org,
	Rohit Agarwal <quic_rohiagar@quicinc.com>
Subject: [PATCH 01/11] ARM: dts: qcom: sdx65: Add CPUFreq support
Date: Wed,  1 Jun 2022 16:15:02 +0530	[thread overview]
Message-ID: <1654080312-5408-2-git-send-email-quic_rohiagar@quicinc.com> (raw)
In-Reply-To: <1654080312-5408-1-git-send-email-quic_rohiagar@quicinc.com>

Add CPUFreq support to SDX65 platform using the cpufreq-dt driver.
There is no dedicated hardware block available on this platform to
carry on the CPUFreq duties. Hence, it is accomplished using the CPU
clock and regulators tied together by the operating points table.

Signed-off-by: Rohit Agarwal <quic_rohiagar@quicinc.com>
---
 arch/arm/boot/dts/qcom-sdx65.dtsi | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-sdx65.dtsi b/arch/arm/boot/dts/qcom-sdx65.dtsi
index a75e9f1..2530c4f 100644
--- a/arch/arm/boot/dts/qcom-sdx65.dtsi
+++ b/arch/arm/boot/dts/qcom-sdx65.dtsi
@@ -54,6 +54,35 @@
 			compatible = "arm,cortex-a7";
 			reg = <0x0>;
 			enable-method = "psci";
+			clocks = <&apcs>;
+			power-domains = <&rpmhpd SDX65_CX_AO>;
+			power-domain-names = "rpmhpd";
+			operating-points-v2 = <&cpu_opp_table>;
+		};
+	};
+
+	cpu_opp_table: cpu-opp-table {
+		compatible = "operating-points-v2";
+		opp-shared;
+
+		opp-345600000 {
+			opp-hz = /bits/ 64 <345600000>;
+			required-opps = <&rpmhpd_opp_low_svs>;
+		};
+
+		opp-576000000 {
+			opp-hz = /bits/ 64 <576000000>;
+			required-opps = <&rpmhpd_opp_svs>;
+		};
+
+		opp-1094400000 {
+			opp-hz = /bits/ 64 <1094400000>;
+			required-opps = <&rpmhpd_opp_nom>;
+		};
+
+		opp-1497600000 {
+			opp-hz = /bits/ 64 <1497600000>;
+			required-opps = <&rpmhpd_opp_turbo>;
 		};
 	};
 
-- 
2.7.4


  reply	other threads:[~2022-06-01 10:45 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-01 10:45 [PATCH 00/11] Devicetree Changes SDX65 Rohit Agarwal
2022-06-01 10:45 ` Rohit Agarwal [this message]
2022-06-01 10:45 ` [PATCH 02/11] ARM: dts: qcom: sdx65: Add modem SMP2P node Rohit Agarwal
2022-06-01 10:45 ` [PATCH 03/11] ARM: dts: qcom: sdx65: Add IMEM and PIL info region Rohit Agarwal
2022-06-01 10:45 ` [PATCH 04/11] dt-bindings: firmware: scm: Add compatible for SDX65 Rohit Agarwal
2022-06-01 11:01   ` Krzysztof Kozlowski
2022-06-28 20:19   ` (subset) " Bjorn Andersson
2022-06-01 10:45 ` [PATCH 05/11] ARM: dts: qcom: sdx65: Add SCM node Rohit Agarwal
2022-06-01 10:45 ` [PATCH 06/11] ARM: dts: qcom: sdx65: Add Modem remoteproc node Rohit Agarwal
2022-06-01 10:45 ` [PATCH 07/11] ARM: dts: qcom: sdx65-mtp: Enable modem Rohit Agarwal
2022-06-01 10:45 ` [PATCH 08/11] ARM: dts: qcom: sdx65-mtp: Increase the vmalloc size Rohit Agarwal
2022-06-01 11:06   ` Krzysztof Kozlowski
2022-06-01 10:45 ` [PATCH 09/11] dt-bindings: watchdog: Add binding for Qcom SDX65 Rohit Agarwal
2022-06-01 11:02   ` Krzysztof Kozlowski
2022-06-01 13:53   ` Guenter Roeck
2022-06-01 10:45 ` [PATCH 10/11] ARM: dts: qcom: sdx65: Add Watchdog support Rohit Agarwal
2022-06-01 11:03   ` Krzysztof Kozlowski
2022-06-28 20:19   ` (subset) " Bjorn Andersson
2022-06-01 10:45 ` [PATCH 11/11] ARM: dts: qcom: sdx65: Add pshold support Rohit Agarwal
2022-06-28 20:19 ` (subset) [PATCH 00/11] Devicetree Changes SDX65 Bjorn Andersson

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