All of lore.kernel.org
 help / color / mirror / Atom feed
From: Taniya Das <tdas@codeaurora.org>
To: Rob Herring <robh+dt@kernel.org>,
	Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Douglas Anderson <dianders@chromium.org>,
	Stephen Boyd <swboyd@chromium.org>,
	Andy Gross <agross@kernel.org>,
	devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org,
	linux-kernel@vger.kernel.org, Taniya Das <tdas@codeaurora.org>
Subject: [PATCH v1 1/2] arm64: dts: qcom: sc7280: Add cpufreq hw node
Date: Sat, 10 Apr 2021 07:34:39 +0530	[thread overview]
Message-ID: <1618020280-5470-2-git-send-email-tdas@codeaurora.org> (raw)
In-Reply-To: <1618020280-5470-1-git-send-email-tdas@codeaurora.org>

Add cpufreq HW device node to scale 4-Silver/3-Gold/1-Gold+
cores on SC7280 SoCs.

Signed-off-by: Taniya Das <tdas@codeaurora.org>
---
 arch/arm64/boot/dts/qcom/sc7280.dtsi | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index 2cc4785..cda3f2a 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -70,6 +70,7 @@
 					   &LITTLE_CPU_SLEEP_1
 					   &CLUSTER_SLEEP_0>;
 			next-level-cache = <&L2_0>;
+			qcom,freq-domain = <&cpufreq_hw 0>;
 			L2_0: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -88,6 +89,7 @@
 					   &LITTLE_CPU_SLEEP_1
 					   &CLUSTER_SLEEP_0>;
 			next-level-cache = <&L2_100>;
+			qcom,freq-domain = <&cpufreq_hw 0>;
 			L2_100: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -103,6 +105,7 @@
 					   &LITTLE_CPU_SLEEP_1
 					   &CLUSTER_SLEEP_0>;
 			next-level-cache = <&L2_200>;
+			qcom,freq-domain = <&cpufreq_hw 0>;
 			L2_200: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -118,6 +121,7 @@
 					   &LITTLE_CPU_SLEEP_1
 					   &CLUSTER_SLEEP_0>;
 			next-level-cache = <&L2_300>;
+			qcom,freq-domain = <&cpufreq_hw 0>;
 			L2_300: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -133,6 +137,7 @@
 					   &BIG_CPU_SLEEP_1
 					   &CLUSTER_SLEEP_0>;
 			next-level-cache = <&L2_400>;
+			qcom,freq-domain = <&cpufreq_hw 1>;
 			L2_400: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -148,6 +153,7 @@
 					   &BIG_CPU_SLEEP_1
 					   &CLUSTER_SLEEP_0>;
 			next-level-cache = <&L2_500>;
+			qcom,freq-domain = <&cpufreq_hw 1>;
 			L2_500: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -163,6 +169,7 @@
 					   &BIG_CPU_SLEEP_1
 					   &CLUSTER_SLEEP_0>;
 			next-level-cache = <&L2_600>;
+			qcom,freq-domain = <&cpufreq_hw 1>;
 			L2_600: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -178,6 +185,7 @@
 					   &BIG_CPU_SLEEP_1
 					   &CLUSTER_SLEEP_0>;
 			next-level-cache = <&L2_700>;
+			qcom,freq-domain = <&cpufreq_hw 2>;
 			L2_700: l2-cache {
 				compatible = "cache";
 				next-level-cache = <&L3_0>;
@@ -1116,6 +1124,17 @@
 				#clock-cells = <1>;
 			};
 		};
+
+		cpufreq_hw: cpufreq@18591000 {
+			compatible = "qcom,cpufreq-epss";
+			reg = <0 0x18591000 0 0x1000>,
+			      <0 0x18592000 0 0x1000>,
+			      <0 0x18593000 0 0x1000>;
+			reg-names = "freq-domain0", "freq-domain1", "freq-domain2";
+			clocks = <&rpmhcc RPMH_CXO_CLK>, <&gcc GCC_GPLL0>;
+			clock-names = "xo", "alternate";
+			#freq-domain-cells = <1>;
+		};
 	};

 	timer {
--
Qualcomm INDIA, on behalf of Qualcomm Innovation Center, Inc.is a member
of the Code Aurora Forum, hosted by the  Linux Foundation.


  reply	other threads:[~2021-04-10  2:04 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-10  2:04 [PATCH v1 0/2] Add device nodes for SC7280 SoCs Taniya Das
2021-04-10  2:04 ` Taniya Das [this message]
2021-04-10  2:13   ` [PATCH v1 1/2] arm64: dts: qcom: sc7280: Add cpufreq hw node Stephen Boyd
2021-04-20 21:34   ` Matthias Kaehlcke
2021-04-10  2:04 ` [PATCH v1 2/2] arm64: dts: qcom: sc7280: Add clock controller nodes Taniya Das

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1618020280-5470-2-git-send-email-tdas@codeaurora.org \
    --to=tdas@codeaurora.org \
    --cc=agross@kernel.org \
    --cc=bjorn.andersson@linaro.org \
    --cc=devicetree@vger.kernel.org \
    --cc=dianders@chromium.org \
    --cc=linux-arm-msm@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=robh+dt@kernel.org \
    --cc=swboyd@chromium.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.