[PATCH 1/7] dt-bindings: Add DT bindings documentation for Allwinner Thermal Sensor Controller

Rob Herring
2018-08-14T19:20:53Z

On Sat, Aug 04, 2018 at 09:03:49AM +0200, Emmanuel Vadot wrote:
> This patch adds documentation for Device-Tree bindings for the Allwinner
> Thermal Sensor Controller found on the H3, H5 and A64 SoCs
>
> Signed-off-by: Emmanuel Vadot <manu@freebsd.org>
> ---
> .../bindings/thermal/allwinner-thermal.txt | 41 +++++++++++++++++++
> 1 file changed, 41 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/thermal/allwinner-thermal.txt
>
> diff --git a/Documentation/devicetree/bindings/thermal/allwinner-thermal.txt b/Documentation/devicetree/bindings/thermal/allwinner-thermal.txt
> new file mode 100644
> index 000000000000..5810d44cf495
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/thermal/allwinner-thermal.txt
> @@ -0,0 +1,41 @@
> +* Thermal Sensor Controller on Allwinner SoCs
> +
> +Required properties:
> +- compatible : should be "allwinner,<name>-ths"
> + "allwinner,sun8i-h3-ths": found on H3 and H2+ SoCs
> + "allwinner,sun50i-h5-ths": found on H5 SoC
> + "allwinner,sun50i-a64-ths": found on H5 SoC
> +- reg : physical base address of the controller and length of memory mapped
> + region.
> +- interrupts : The interrupt number to the cpu. The interrupt specifier format
> + depends on the interrupt controller.

Just need to say how many entries (and order if more than one).

> +- clocks : Must contain an entry for each entry in clock-names.
> +- clock-names : Shall be "apb" for the bus, and "ths" for
> + the peripheral clock.
> +- resets : Must contain an entry for each entry in reset-names.
> + See ../reset/reset.txt for details.
> +- reset-names : Must be "apb".
> +- #thermal-sensor-cells : Depend on the SoC
> + For H3 should be 0
> + For H5 should be 1
> + For A64 should be 2
> + See ./thermal.txt for a description.
> +- nvmem-cells : Phandle to the calibration data
> +- nvmem-cell-names = Should be "ths-calib"
> +
> +Example:
> +
> +ths: thermal_sensor at 1c25000 {

thermal-sensor at ...

> + compatible = "allwinner,sun8i-h3-ths";
> + reg = <0x01c25000 0x100>;
> + interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&ccu CLK_BUS_THS>, <&ccu CLK_THS>;
> + clock-names = "apb", "ths";
> + resets = <&ccu RST_BUS_THS>;
> + reset-names = "apb";
> + #thermal-sensor-cells = <0>;
> + status = "disabled";
> +
> + nvmem-cells = <&ths_calib>;
> + nvmem-cell-names = "ths-calib";
> +};
> --
> 2.18.0
>