Re: [PATCH v3 5/5] arm64: dts: meson-khadas-vim3: add Khadas MCU nodes

Amit Kucheria
2020-06-17T05:39:43Z

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
>