Le 22/07/2017 20:58, Martin Blumenstingl a écrit :
> The Amlogic Meson8/Meson8b/Meson8m2 clock controller provides some reset
> lines. These are used for example to boot the secondary CPU cores.
>
> This patch describes the reset controller which is embedded into the
> clock controller on these SoCs.
>
> Signed-off-by: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>
> ---
> Documentation/devicetree/bindings/clock/amlogic,meson8b-clkc.txt | 8 +++++++-
> 1 file changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/clock/amlogic,meson8b-clkc.txt b/Documentation/devicetree/bindings/clock/amlogic,meson8b-clkc.txt
> index 606da38c0959..e1af4764114d 100644
> --- a/Documentation/devicetree/bindings/clock/amlogic,meson8b-clkc.txt
> +++ b/Documentation/devicetree/bindings/clock/amlogic,meson8b-clkc.txt
> @@ -16,18 +16,24 @@ Required Properties:
> mapped region.
>
> - #clock-cells: should be 1.
> +- #reset-cells: should be 1.
>
> Each clock is assigned an identifier and client nodes can use this identifier
> to specify the clock which they consume. All available clocks are defined as
> preprocessor macros in the dt-bindings/clock/meson8b-clkc.h header and can be
> used in device tree sources.
> +This is also valid for the reset lines provided by the clock controller: a
> +preprocessor macro for each reset line is defined (in the same header file as
> +the clock identifiers).
> +
>
> Example: Clock controller node:
>
> clkc: clock-controller@c1104000 {
> - #clock-cells = <1>;
> compatible = "amlogic,meson8b-clkc";
> reg = <0xc1108000 0x4>, <0xc1104000 0x460>;
> + #clock-cells = <1>;
> + #reset-cells = <1>;
> };
>
>
>
Reviewed-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
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