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SubjectRE: [PATCH V3 1/2] dt-bindings: rtc: zynqmp: Add clock information
Date
> -----Original Message-----
> From: Srinivas Neeli <srinivas.neeli@xilinx.com>
> Sent: Tuesday, November 30, 2021 11:26 AM
> To: a.zummo@towertech.it; alexandre.belloni@bootlin.com; Michal Simek
> <michals@xilinx.com>; Srinivas Goud <sgoud@xilinx.com>; Shubhrajyoti Datta
> <shubhraj@xilinx.com>; Radhey Shyam Pandey <radheys@xilinx.com>
> Cc: linux-rtc@vger.kernel.org; linux-arm-kernel@lists.infradead.org; linux-
> kernel@vger.kernel.org; git <git@xilinx.com>; Srinivas Neeli
> <sneeli@xilinx.com>
> Subject: [PATCH V3 1/2] dt-bindings: rtc: zynqmp: Add clock information
>
> Added clock information and deprecated calibration support.

Better to also add some background for this change.
>
> Signed-off-by: Srinivas Neeli <srinivas.neeli@xilinx.com>

Please add Rob and DT mailing list.

./scripts/get_maintainer.pl <.patch>
> ---
> Changes in V3:
> -New patch
> ---
> .../bindings/rtc/xlnx,zynqmp-rtc.yaml | 20 +++++++++----------
> 1 file changed, 10 insertions(+), 10 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/rtc/xlnx,zynqmp-rtc.yaml
> b/Documentation/devicetree/bindings/rtc/xlnx,zynqmp-rtc.yaml
> index bdb72d3ddf2a..7e87bc1ef9df 100644
> --- a/Documentation/devicetree/bindings/rtc/xlnx,zynqmp-rtc.yaml
> +++ b/Documentation/devicetree/bindings/rtc/xlnx,zynqmp-rtc.yaml
> @@ -26,20 +26,19 @@ properties:
> interrupts:
> minItems: 2
>
> + clocks:
> + items:
> + - description: rtc_clk is the operating frequency of crystal.
> +
> + clock-names:
> + items:
> + - const: "rtc_clk"
> +
> interrupt-names:
> items:
> - const: alarm
> - const: sec
>
> - calibration:

What about existing users for this property?
> - description: |
> - calibration value for 1 sec period which will
> - be programmed directly to calibration register.
> - $ref: /schemas/types.yaml#/definitions/uint32
> - minimum: 0x1
> - maximum: 0x1FFFFF
> - default: 0x198233
> -
> required:
> - compatible
> - reg
> @@ -60,6 +59,7 @@ examples:
> interrupt-parent = <&gic>;
> interrupts = <0 26 4>, <0 27 4>;
> interrupt-names = "alarm", "sec";
> - calibration = <0x198233>;
> + clock-names = "rtc_clk";
> + clocks = <&rtc_clk>;
> };
> };
> --
> 2.17.1

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