Linux clock framework development
 help / color / mirror / Atom feed
From: John Madieu <john.madieu.xa@bp.renesas.com>
To: mturquette@baylibre.com, magnus.damm@gmail.com,
	krzk+dt@kernel.org, rui.zhang@intel.com,
	daniel.lezcano@linaro.org, sboyd@kernel.org,
	geert+renesas@glider.be, lukasz.luba@arm.com, rafael@kernel.org,
	robh@kernel.org, p.zabel@pengutronix.de
Cc: biju.das.jz@bp.renesas.com, claudiu.beznea.uj@bp.renesas.com,
	conor+dt@kernel.org, devicetree@vger.kernel.org,
	john.madieu@gmail.com, linux-kernel@vger.kernel.org,
	linux-renesas-soc@vger.kernel.org, linux-clk@vger.kernel.org,
	John Madieu <john.madieu.xa@bp.renesas.com>
Subject: [PATCH 6/7] arm64: dts: renesas: r9a09g047: Add TSU node
Date: Thu, 20 Feb 2025 16:26:11 +0100	[thread overview]
Message-ID: <20250220152640.49010-7-john.madieu.xa@bp.renesas.com> (raw)
In-Reply-To: <20250220152640.49010-1-john.madieu.xa@bp.renesas.com>

Add TSU node along with thermal zones and keep it enabled in the SoC DTSI.

Signed-off-by: John Madieu <john.madieu.xa@bp.renesas.com>
---
 arch/arm64/boot/dts/renesas/r9a09g047.dtsi | 49 ++++++++++++++++++++++
 1 file changed, 49 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r9a09g047.dtsi b/arch/arm64/boot/dts/renesas/r9a09g047.dtsi
index a6b83e057a40..8560be5b79cb 100644
--- a/arch/arm64/boot/dts/renesas/r9a09g047.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a09g047.dtsi
@@ -64,6 +64,7 @@ cpu0: cpu@0 {
 			next-level-cache = <&L3_CA55>;
 			enable-method = "psci";
 			clocks = <&cpg CPG_CORE R9A09G047_CA55_0_CORECLK0>;
+			#cooling-cells = <2>;
 			operating-points-v2 = <&cluster0_opp>;
 		};
 
@@ -74,6 +75,7 @@ cpu1: cpu@100 {
 			next-level-cache = <&L3_CA55>;
 			enable-method = "psci";
 			clocks = <&cpg CPG_CORE R9A09G047_CA55_0_CORECLK1>;
+			#cooling-cells = <2>;
 			operating-points-v2 = <&cluster0_opp>;
 		};
 
@@ -84,6 +86,7 @@ cpu2: cpu@200 {
 			next-level-cache = <&L3_CA55>;
 			enable-method = "psci";
 			clocks = <&cpg CPG_CORE R9A09G047_CA55_0_CORECLK2>;
+			#cooling-cells = <2>;
 			operating-points-v2 = <&cluster0_opp>;
 		};
 
@@ -94,6 +97,7 @@ cpu3: cpu@300 {
 			next-level-cache = <&L3_CA55>;
 			enable-method = "psci";
 			clocks = <&cpg CPG_CORE R9A09G047_CA55_0_CORECLK3>;
+			#cooling-cells = <2>;
 			operating-points-v2 = <&cluster0_opp>;
 		};
 
@@ -302,6 +306,20 @@ wdt3: watchdog@13000400 {
 			status = "disabled";
 		};
 
+		tsu: thermal@14002000 {
+			compatible = "renesas,r9a09g047-tsu";
+			reg = <0 0x14002000 0 0x1000>;
+			interrupts = <GIC_SPI 250 IRQ_TYPE_EDGE_RISING>,
+				     <GIC_SPI 251 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "S12TSUADI1", "S12TSUADCMPI1";
+			clocks = <&cpg CPG_MOD 0x10a>;
+			resets = <&cpg 0xf8>;
+			power-domains = <&cpg>;
+			#thermal-sensor-cells = <0>;
+			renesas,tsu-operating-mode = <0>;
+			renesas,tsu-calibration-sys = <&sys>;
+		};
+
 		i2c0: i2c@14400400 {
 			compatible = "renesas,riic-r9a09g047", "renesas,riic-r9a09g057";
 			reg = <0 0x14400400 0 0x400>;
@@ -502,6 +520,37 @@ gic: interrupt-controller@14900000 {
 		};
 	};
 
+	thermal-zones {
+		cpu-thermal {
+			polling-delay = <1000>;
+			polling-delay-passive = <250>;
+			thermal-sensors = <&tsu>;
+
+			cooling-maps {
+				map0 {
+					trip = <&target>;
+					cooling-device = <&cpu0 0 3>, <&cpu1 0 3>,
+							 <&cpu2 0 3>, <&cpu3 0 3>;
+					contribution = <1024>;
+				};
+			};
+
+			trips {
+				target: trip-point {
+					temperature = <95000>;
+					hysteresis = <1000>;
+					type = "passive";
+				};
+
+				sensor_crit: sensor-crit {
+					temperature = <120000>;
+					hysteresis = <1000>;
+					type = "critical";
+				};
+			};
+		};
+	};
+
 	timer {
 		compatible = "arm,armv8-timer";
 		interrupts-extended = <&gic GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>,
-- 
2.25.1


  parent reply	other threads:[~2025-02-20 15:28 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-02-20 15:26 [PATCH 0/7] thermal: renesas: Add support fot RZ/G3E John Madieu
2025-02-20 15:26 ` [PATCH 1/7] soc: renesas: rz-sysc: add syscon/regmap support John Madieu
2025-02-20 15:26 ` [PATCH 2/7] clk: renesas: r9a09g047: Add clock and reset signals for the TSU IP John Madieu
2025-02-20 15:26 ` [PATCH 3/7] dt-bindings: thermal: r9a09g047-tsu: Document the TSU unit John Madieu
2025-02-20 18:15   ` Rob Herring (Arm)
2025-02-26 15:49     ` John Madieu
2025-02-20 19:17   ` Rob Herring
2025-02-26 15:40     ` John Madieu
2025-02-27  9:11       ` Geert Uytterhoeven
2025-02-27 11:06         ` John Madieu
2025-02-20 15:26 ` [PATCH 4/7] thermal: renesas: rzg3e: Add thermal driver for the Renesas RZ/G3E SoC John Madieu
2025-02-20 15:26 ` [PATCH 5/7] thermal: renesas: rzg3e: Add safety check when reading temperature John Madieu
2025-02-20 15:26 ` John Madieu [this message]
2025-02-20 15:26 ` [PATCH 7/7] arm64: defconfig: Enable RZ/G3E thermal John Madieu

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=20250220152640.49010-7-john.madieu.xa@bp.renesas.com \
    --to=john.madieu.xa@bp.renesas.com \
    --cc=biju.das.jz@bp.renesas.com \
    --cc=claudiu.beznea.uj@bp.renesas.com \
    --cc=conor+dt@kernel.org \
    --cc=daniel.lezcano@linaro.org \
    --cc=devicetree@vger.kernel.org \
    --cc=geert+renesas@glider.be \
    --cc=john.madieu@gmail.com \
    --cc=krzk+dt@kernel.org \
    --cc=linux-clk@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-renesas-soc@vger.kernel.org \
    --cc=lukasz.luba@arm.com \
    --cc=magnus.damm@gmail.com \
    --cc=mturquette@baylibre.com \
    --cc=p.zabel@pengutronix.de \
    --cc=rafael@kernel.org \
    --cc=robh@kernel.org \
    --cc=rui.zhang@intel.com \
    --cc=sboyd@kernel.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox