[v3,5/5] arm64: dts: meson-khadas-vim3: add Khadas MCU nodes
diff mbox series

Message ID 20200608091739.2368-6-narmstrong@baylibre.com
State Superseded
Headers show
Series
  • mfd: Add support for Khadas Microcontroller
Related show

Commit Message

Neil Armstrong June 8, 2020, 9:17 a.m. UTC
Add the Khadas MCU node with active FAN thermal nodes for all the
Khadas VIM3 variants.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
---
 .../boot/dts/amlogic/meson-khadas-vim3.dtsi   | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)

Comments

Amit Kucheria June 17, 2020, 5:39 a.m. UTC | #1
On Mon, Jun 8, 2020 at 2:47 PM Neil Armstrong <narmstrong@baylibre.com> wrote:
>
> 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>


> ---
>  .../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 094ecf2222bb..3325e54ea690 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
>

Patch
diff mbox series

diff --git a/arch/arm64/boot/dts/amlogic/meson-khadas-vim3.dtsi b/arch/arm64/boot/dts/amlogic/meson-khadas-vim3.dtsi
index 094ecf2222bb..3325e54ea690 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>;