linux-pm.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Neil Armstrong <narmstrong@baylibre.com>
To: khilman@baylibre.com
Cc: Neil Armstrong <narmstrong@baylibre.com>,
	lee.jones@linaro.org, linux-amlogic@lists.infradead.org,
	linux-pm@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, rui.zhang@intel.com,
	daniel.lezcano@linaro.org, amit.kucheria@verdurent.com,
	Amit Kucheria <amit.kucheria@linaro.org>
Subject: [PATCH v4 2/2] arm64: dts: meson-khadas-vim3: add Khadas MCU nodes
Date: Thu, 18 Jun 2020 15:38:18 +0200	[thread overview]
Message-ID: <20200618133818.15857-3-narmstrong@baylibre.com> (raw)
In-Reply-To: <20200618133818.15857-1-narmstrong@baylibre.com>

Add the Khadas MCU node with active FAN thermal nodes for all the
Khadas VIM3 variants.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Amit Kucheria <amit.kucheria@linaro.org>
---
Hi Kevin,

The bindings has been reviewed and merged by Lee,
could you apply this one via the amlogic tree ?

Thanks,
Neil

 .../boot/dts/amlogic/meson-khadas-vim3.dtsi   | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-khadas-vim3.dtsi b/arch/arm64/boot/dts/amlogic/meson-khadas-vim3.dtsi
index 1ef1e3672b96..27408c10a811 100644
--- a/arch/arm64/boot/dts/amlogic/meson-khadas-vim3.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-khadas-vim3.dtsi
@@ -183,6 +183,23 @@
 	hdmi-phandle = <&hdmi_tx>;
 };
 
+&cpu_thermal {
+	trips {
+		cpu_active: cpu-active {
+			temperature = <80000>; /* millicelsius */
+			hysteresis = <2000>; /* millicelsius */
+			type = "active";
+		};
+	};
+
+	cooling-maps {
+		map {
+			trip = <&cpu_active>;
+			cooling-device = <&khadas_mcu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+		};
+	};
+};
+
 &ext_mdio {
 	external_phy: ethernet-phy@0 {
 		/* Realtek RTL8211F (0x001cc916) */
@@ -222,6 +239,12 @@
 	pinctrl-0 = <&i2c_ao_sck_pins>, <&i2c_ao_sda_pins>;
 	pinctrl-names = "default";
 
+	khadas_mcu: system-controller@18 {
+		compatible = "khadas,mcu";
+		reg = <0x18>;
+		#cooling-cells = <2>;
+	};
+
 	gpio_expander: gpio-controller@20 {
 		compatible = "ti,tca6408";
 		reg = <0x20>;
-- 
2.22.0


      parent reply	other threads:[~2020-06-18 13:38 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-18 13:38 [PATCH v4 0/2] mfd: Add support for Khadas Microcontroller Neil Armstrong
2020-06-18 13:38 ` [PATCH v4 1/2] thermal: add support for the MCU controlled FAN on Khadas boards Neil Armstrong
2020-06-18 16:28   ` Lee Jones
2020-06-22  9:04     ` Amit Kucheria
2020-06-22 19:46   ` Daniel Lezcano
2020-06-23  8:25     ` Neil Armstrong
2020-06-23  8:47       ` Daniel Lezcano
2020-06-18 13:38 ` Neil Armstrong [this message]

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=20200618133818.15857-3-narmstrong@baylibre.com \
    --to=narmstrong@baylibre.com \
    --cc=amit.kucheria@linaro.org \
    --cc=amit.kucheria@verdurent.com \
    --cc=daniel.lezcano@linaro.org \
    --cc=khilman@baylibre.com \
    --cc=lee.jones@linaro.org \
    --cc=linux-amlogic@lists.infradead.org \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-pm@vger.kernel.org \
    --cc=rui.zhang@intel.com \
    /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;
as well as URLs for NNTP newsgroup(s).