Re: [PATCH 1/4] dt-bindings: rtc: stm32: describe pinmux nodes

From: Valentin CARON
Date: Mon Jul 15 2024 - 08:06:07 EST




On 7/12/24 00:56, Rob Herring wrote:
On Thu, Jul 11, 2024 at 04:08:40PM +0200, Valentin Caron wrote:
STM32 RTC is capable to handle 3 specific pins of the soc (out1, out2,
out2_rmp) and to outputs 2 signals (LSCO, alarm-a).

This feature is configured thanks to pinmux nodes and pinctrl framework.
This feature is available with compatible st,stm32mp1-rtc and
st,stm32mp25-rtc only.

Signed-off-by: Valentin Caron <valentin.caron@xxxxxxxxxxx>
---
.../devicetree/bindings/rtc/st,stm32-rtc.yaml | 28 +++++++++++++++++++
1 file changed, 28 insertions(+)

diff --git a/Documentation/devicetree/bindings/rtc/st,stm32-rtc.yaml b/Documentation/devicetree/bindings/rtc/st,stm32-rtc.yaml
index 7a0fab721cf1..09221c2f8a0c 100644
--- a/Documentation/devicetree/bindings/rtc/st,stm32-rtc.yaml
+++ b/Documentation/devicetree/bindings/rtc/st,stm32-rtc.yaml
@@ -53,6 +53,28 @@ properties:
override default rtc_ck parent clock phandle of the new parent clock of rtc_ck
maxItems: 1
+patternProperties:
+ "^rtc-[a-z]*-[0-9]+$":

rtc--123 is valid? "*" should be "+"

Otherwise,

Reviewed-by: Rob Herring <robh@xxxxxxxxxx>

Yes, it should be. I will add this in the next version.

Thanks,
Valentin