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From: Anson Huang <Anson.Huang@nxp.com>
To: robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org,
	s.hauer@pengutronix.de, kernel@pengutronix.de,
	festevam@gmail.com, abel.vesa@nxp.com, leonard.crestez@nxp.com,
	daniel.baluta@nxp.com, devicetree@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Cc: Linux-imx@nxp.com
Subject: [PATCH V2 2/2] arm64: dts: imx8qxp-mek: Add PMIC thermal zone support
Date: Mon, 16 Mar 2020 09:26:33 +0800	[thread overview]
Message-ID: <1584321993-8642-2-git-send-email-Anson.Huang@nxp.com> (raw)
In-Reply-To: <1584321993-8642-1-git-send-email-Anson.Huang@nxp.com>

i.MX8QXP MEK board has PMIC thermal sensor, add support for it.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
---
No change.
---
 arch/arm64/boot/dts/freescale/imx8qxp-mek.dts | 33 +++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts b/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
index b1befdb..ff5695b 100644
--- a/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
+++ b/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts
@@ -154,6 +154,39 @@
 	status = "okay";
 };
 
+&thermal_zones {
+	pmic-thermal0 {
+		polling-delay-passive = <250>;
+		polling-delay = <2000>;
+		thermal-sensors = <&tsens IMX_SC_R_PMIC_0>;
+
+		trips {
+			pmic_alert0: trip0 {
+				temperature = <110000>;
+				hysteresis = <2000>;
+				type = "passive";
+			};
+
+			pmic_crit0: trip1 {
+				temperature = <125000>;
+				hysteresis = <2000>;
+				type = "critical";
+			};
+		};
+
+		cooling-maps {
+			map0 {
+				trip = <&pmic_alert0>;
+				cooling-device =
+					<&A35_0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+					<&A35_1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+					<&A35_2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+					<&A35_3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+			};
+		};
+	};
+};
+
 &usdhc1 {
 	assigned-clocks = <&clk IMX_CONN_SDHC0_CLK>;
 	assigned-clock-rates = <200000000>;
-- 
2.7.4


  reply	other threads:[~2020-03-16  1:33 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-16  1:26 [PATCH V2 1/2] arm64: dts: imx8qxp-mek: Sort labels alphabetically Anson Huang
2020-03-16  1:26 ` Anson Huang [this message]
2020-03-16  1:35 ` Shawn Guo
2020-03-16  6:00 ` Shawn Guo
2020-03-16  6:31   ` Anson Huang
2020-03-16  6:44     ` Shawn Guo
2020-03-16 10:04       ` Aisheng Dong

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