Thread (12 messages) 12 messages, 3 authors, 2025-01-14

Re: [PATCH v3 1/4] dt-bindings: clock: convert stm32 rcc bindings to json-schema

From: Dario Binacchi <dario.binacchi@amarulasolutions.com>
Date: 2025-01-14 09:37:08
Also in: linux-clk, linux-devicetree, lkml

On Tue, Jan 14, 2025 at 10:29 AM Krzysztof Kozlowski [off-list ref] wrote:
On 14/01/2025 10:11, Dario Binacchi wrote:
quoted
The patch converts st,stm32-rcc.txt to the JSON schema, but it does more
than that. The old bindings, in fact, only covered the stm32f{4,7}
platforms and not the stm32h7. Therefore, to avoid patch submission tests
failing, it was necessary to add the corresponding compatible (i. e.
st,stm32h743-rcc) and specify that, in this case, 3 are the clocks instead
of the 2 required for the stm32f{4,7} platforms.
Additionally, the old bindings made no mention of the st,syscfg property,
which is used by both the stm32f{4,7} and the stm32h7 platforms.

The patch also fixes the files referencing to the old st,stm32-rcc.txt.

Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>
Reviewed-by: Krzysztof Kozlowski <redacted>

Drop the tag. It was conditional.
quoted
+
+properties:
+  compatible:
+    oneOf:
+      - items:
+          - const: st,stm32f42xx-rcc
+          - const: st,stm32-rcc
+      - items:
+          - enum:
+              - st,stm32f469-rcc
+          - const: st,stm32f42xx-rcc
+          - const: st,stm32-rcc
+      - items:
+          - const: st,stm32f746-rcc
+          - const: st,stm32-rcc
Nothing improved here.
In my humble opinion, there is nothing to improve. Any modification
made causes the tests to fail.

$ git grep st,stm32f746-rcc arch/
arch/arm/boot/dts/st/stm32f746.dtsi:                    compatible =
"st,stm32f746-rcc", "st,stm32-rcc";
arch/arm/boot/dts/st/stm32f769-disco.dts:       compatible =
"st,stm32f769-rcc", "st,stm32f746-rcc", "st,stm32-rcc";

Or am I missing something?

Thanks and regards,
Dario
Best regards,
Krzysztof


-- 

Dario Binacchi

Senior Embedded Linux Developer

dario.binacchi@amarulasolutions.com

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T. +39 042 243 5310
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