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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Robert Hancock <robert.hancock@calian.com>,
        Rob Herring <robh@kernel.org>,
        Michal Simek <michal.simek@xilinx.com>, Stable@vger.kernel.org,
        Jonathan Cameron <Jonathan.Cameron@huawei.com>
Subject: [PATCH 5.17 0028/1126] dt-bindings: iio: adc: zynqmp_ams: Add clock entry
Date:   Tue,  5 Apr 2022 09:12:55 +0200
Message-Id: <20220405070408.378169343@linuxfoundation.org>
In-Reply-To: <20220405070407.513532867@linuxfoundation.org>
References: <20220405070407.513532867@linuxfoundation.org>
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From: Robert Hancock <robert.hancock@calian.com>

commit 5165102efa41c2aedc77441612f4506a8a8671db upstream.

The AMS driver DT binding was missing the clock entry, which is actually
mandatory according to the driver implementation. Add this in.

Fixes: 39dd2d1e251d ("dt-bindings: iio: adc: Add Xilinx AMS binding documentation")
Signed-off-by: Robert Hancock <robert.hancock@calian.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Michal Simek <michal.simek@xilinx.com>
Link: https://lore.kernel.org/r/20220127173450.3684318-2-robert.hancock@calian.com
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 Documentation/devicetree/bindings/iio/adc/xlnx,zynqmp-ams.yaml |    8 ++++++++
 1 file changed, 8 insertions(+)

--- a/Documentation/devicetree/bindings/iio/adc/xlnx,zynqmp-ams.yaml
+++ b/Documentation/devicetree/bindings/iio/adc/xlnx,zynqmp-ams.yaml
@@ -92,6 +92,10 @@ properties:
     description: AMS Controller register space
     maxItems: 1
 
+  clocks:
+    items:
+      - description: AMS reference clock
+
   ranges:
     description:
       Maps the child address space for PS and/or PL.
@@ -181,12 +185,15 @@ properties:
 required:
   - compatible
   - reg
+  - clocks
   - ranges
 
 additionalProperties: false
 
 examples:
   - |
+    #include <dt-bindings/clock/xlnx-zynqmp-clk.h>
+
     bus {
         #address-cells = <2>;
         #size-cells = <2>;
@@ -196,6 +203,7 @@ examples:
             interrupt-parent = <&gic>;
             interrupts = <0 56 4>;
             reg = <0x0 0xffa50000 0x0 0x800>;
+            clocks = <&zynqmp_clk AMS_REF>;
             #address-cells = <1>;
             #size-cells = <1>;
             #io-channel-cells = <1>;