Re: [PATCH v3 9/9] dt-bindings: serial: stm32: add phandle 'bluetooth' to fix dtbs_check warrning

Hi Dillon

On 3/19/21 5:28 AM, dillon min wrote:

No changes, Just loop lkp in.


Hi lkp,

Sorry for the late reply, thanks for your report.
This patch is to fix the build warning message.

Thanks.
Regards

On Mon, Mar 15, 2021 at 5:45 PM [off-list ref] wrote:

quoted

From: dillon min <redacted>

when run make dtbs_check with 'bluetoothi brcm,bcm43438-bt'
dts enabled on stm32h7, there is a warrning popup:

quoted

quoted

arch/arm/boot/dts/stm32h750i-art-pi.dt.yaml: serial@40004800: 'bluetooth'

    does not match any of the regexes: 'pinctrl-[0-9]+'

to make dtbs_check happy, so add a phandle bluetooth

Fixes: 500cdb23d608 ("ARM: dts: stm32: Add STM32H743 MCU and STM32H743i-EVAL board")
Signed-off-by: dillon min <redacted>
Reported-by: kernel test robot <redacted>
---
  Documentation/devicetree/bindings/serial/st,stm32-uart.yaml | 5 +++++
  1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml b/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml
index 8631678283f9..5e674840e62d 100644
--- a/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml
+++ b/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml

@@ -50,6 +50,11 @@ properties:
      minItems: 1
      maxItems: 2

+  bluetooth:
+    type: object
+    description: |
+      phandles to the usart controller and bluetooth
+

Do we really need to add this "generic" property here ? You could test 
without the "AditionalProperties:False".

Regards
Alex

quoted

  # cts-gpios and rts-gpios properties can be used instead of 'uart-has-rtscts'
  # or 'st,hw-flow-ctrl' (deprecated) for making use of any gpio pins for flow
  # control instead of dedicated pins.
--
1.9.1

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