On Mon, 2018-12-03 at 14:18 +0100, Jerome Brunet wrote:
> Add the clock inputs of amlogic AO clock controller
>
> Reviewed-by: Stephen Boyd <sb...@kernel.org>
> Signed-off-by: Jerome Brunet <jbru...@baylibre.com>
> ---
> .../devicetree/bindings/clock/amlogic,gxbb-aoclkc.txt | 8 +++++++-
> 1 file changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/clock/amlogic,gxbb-aoclkc.txt
> b/Documentation/devicetree/bindings/clock/amlogic,gxbb-aoclkc.txt
> index 3a880528030e..c480db8f4793 100644
> --- a/Documentation/devicetree/bindings/clock/amlogic,gxbb-aoclkc.txt
> +++ b/Documentation/devicetree/bindings/clock/amlogic,gxbb-aoclkc.txt
> @@ -11,6 +11,11 @@ Required Properties:
> - GXM (S912) : "amlogic,meson-gxm-aoclkc"
> - AXG (A113D, A113X) : "amlogic,meson-axg-aoclkc"
> followed by the common "amlogic,meson-gx-aoclkc"
> +- clocks: list of clock phandle, one for each entry clock-names.
> +- clock-names: should contain the following:
> + * "xtal" : the platform xtal
> + * "mpeg-clk" : the main clock controller mother clock (aka clk81)
> + * "ext-32k" : external 32kHz reference if any (optional)
While chip like the AXG have only 1 external 32k input, the gx family appears
to have 3 :( I missed that detail when preparing this patchset. Please hold
on, I'll send a v3
>
> - #clock-cells: should be 1.
>
> @@ -40,8 +45,9 @@ ao_sysctrl: sys-ctrl@0 {
> compatible = "amlogic,meson-gxbb-aoclkc", "amlogic,meson-gx-
> aoclkc";
> #clock-cells = <1>;
> #reset-cells = <1>;
> + clocks = <&xtal>, <&clkc CLKID_CLK81>;
> + clock-names = "xtal", "mpeg-clk";
> };
> -};
>
> Example: UART controller node that consumes the clock and reset generated
> by the clock controller:
