Re: [PATCH 1/2] dt-bindings: linflexuart: add clock definitions

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On 9/24/2024 5:24 PM, Conor Dooley wrote:
On Tue, Sep 24, 2024 at 05:12:46PM +0300, Ciprian Costea wrote:
From: Ciprian Marian Costea <ciprianmarian.costea@xxxxxxxxxxx>

Add clock definitions for NXP LINFlexD UART bindings
and update the binding examples with S32G2 node.

Signed-off-by: Ciprian Marian Costea <ciprianmarian.costea@xxxxxxxxxxx>
---
  .../bindings/serial/fsl,s32-linflexuart.yaml  | 21 +++++++++++++++++++
  1 file changed, 21 insertions(+)

diff --git a/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml b/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml
index 4171f524a928..45fcab9e186d 100644
--- a/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml
+++ b/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml
@@ -34,6 +34,14 @@ properties:
    interrupts:
      maxItems: 1
+ clocks:
+    maxItems: 2
+
+  clock-names:
+    items:
+      - const: ipg
+      - const: lin

Can all devices have 2 clocks, or just the s32g2?


Hello Conor,

All devices (S32G2, S32G3 and S32V234) have 2 clocks for LINFlexD module.
They are: "lin" which is the frequency of the baud clock and "ipg" which drives the access to the LINFlexD iomapped registers.


Best Regards,
Ciprian

+
  required:
    - compatible
    - reg
@@ -48,3 +56,16 @@ examples:
          reg = <0x40053000 0x1000>;
          interrupts = <0 59 4>;
      };
+
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/interrupt-controller/irq.h>
+
+    serial@401c8000 {
+        compatible = "nxp,s32g2-linflexuart",
+                     "fsl,s32v234-linflexuart";
+        reg = <0x401c8000 0x3000>;
+        interrupts = <GIC_SPI 82 IRQ_TYPE_EDGE_RISING>;
+        clocks = <&clks 14>, <&clks 13>;
+        clock-names = "lin", "ipg";
+    };
--
2.45.2






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