linux-kernel - [PATCH V3 1/2] dt-bindings: rtc: zynqmp: Add clock information

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Date:   Tue, 30 Nov 2021 11:25:40 +0530
From:   Srinivas Neeli <srinivas.neeli@...inx.com>
To:     <a.zummo@...ertech.it>, <alexandre.belloni@...tlin.com>,
        <michal.simek@...inx.com>, <sgoud@...inx.com>,
        <shubhraj@...inx.com>, <radheys@...inx.com>
CC:     <linux-rtc@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <git@...inx.com>,
        Srinivas Neeli <srinivas.neeli@...inx.com>
Subject: [PATCH V3 1/2] dt-bindings: rtc: zynqmp: Add clock information

Added clock information and deprecated calibration support.

Signed-off-by: Srinivas Neeli <srinivas.neeli@...inx.com>
---
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:
-    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