Re: [PATCH v6 1/2] dt-bindings: rtc: add device-tree bindings for the Amlogic Meson RTC

From: Alexandre Belloni
Date: Wed Feb 06 2019 - 17:31:03 EST


Hi,

On 19/01/2019 15:43:31+0100, Martin Blumenstingl wrote:
> The 32-bit Amlogic Meson SoCs (Meson6, Meson8, Meson8b and Meson8m2)
> have a built-in RTC block.
> It has the following inputs:
> - an 32.768kHz crystal oscillator
> - an interrupt line
> - a reset line
> - 0.9V voltage input
>
> Signed-off-by: Ben Dooks <ben.dooks@xxxxxxxxxxxxxxx>
> [resurrected patches from Ben after 2 years]
> Signed-off-by: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>
> ---
> .../devicetree/bindings/rtc/rtc-meson.txt | 32 +++++++++++++++++++
> 1 file changed, 32 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/rtc/rtc-meson.txt
>
> diff --git a/Documentation/devicetree/bindings/rtc/rtc-meson.txt b/Documentation/devicetree/bindings/rtc/rtc-meson.txt
> new file mode 100644
> index 000000000000..23df3cf2dd73
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/rtc/rtc-meson.txt
> @@ -0,0 +1,32 @@
> +* Amlogic Meson6, Meson8, Meson8b and Meson8m2 RTC
> +
> +Required properties:
> +- compatible: should be one of the following describing the hardware:
> + * "amlogic,meson6-rtc"
> + * "amlogic,meson8-rtc"
> + * "amlogic,meson8b-rtc"
> + * "amlogic,meson8m2-rtc"
> +
> +- reg: physical register space for the controller's memory mapped registers.
> +- interrupts: the interrupt line of the RTC block.
> +- clocks: reference to the external 32.768kHz crystal oscillator.
> +- vdd-supply: reference to the power supply of the RTC block.
> +- resets: reset controller reference to allow reset of the controller
> +
> +Optional properties:
> +- #address-cells: should be 1 to address the internal non-volatile memory
> +- #address-cells: should be 1 to reference the internal non-volatile memory

Shouldn't that one be #size-cells ?

--
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com