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Message-ID: <20251106153119.266840-2-r.mereu@arduino.cc>
Date: Thu, 6 Nov 2025 16:31:15 +0100
From: Riccardo Mereu <r.mereu.kernel@...uino.cc>
To: andersson@...nel.org,
konradybcio@...nel.org,
robh@...nel.org,
krzk+dt@...nel.org,
conor+dt@...nel.org,
broonie@...nel.org
Cc: linux@...ck-us.net,
Jonathan.Cameron@...wei.com,
wenswang@...h.net,
naresh.solanki@...ements.com,
michal.simek@....com,
nuno.sa@...log.com,
chou.cosmo@...il.com,
grantpeltier93@...il.com,
eajames@...ux.ibm.com,
farouk.bouabid@...rry.de,
linux-arm-msm@...r.kernel.org,
devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
linux-spi@...r.kernel.org,
mm.facchin@...uino.cc,
Riccardo Mereu <r.mereu@...uino.cc>
Subject: [PATCH 1/5] dt-binding: trivial-devices: add arduino spi mcu interface
Add spidev item in order to describe in Arduino boards one of the
interfaces between microprocessor and microcontroller.
Signed-off-by: Riccardo Mereu <r.mereu@...uino.cc>
---
Documentation/devicetree/bindings/trivial-devices.yaml | 2 ++
1 file changed, 2 insertions(+)
diff --git a/Documentation/devicetree/bindings/trivial-devices.yaml b/Documentation/devicetree/bindings/trivial-devices.yaml
index 2eff6f274302..c44fff4ce2e2 100644
--- a/Documentation/devicetree/bindings/trivial-devices.yaml
+++ b/Documentation/devicetree/bindings/trivial-devices.yaml
@@ -59,6 +59,8 @@ properties:
- adi,lt7182s
# AMS iAQ-Core VOC Sensor
- ams,iaq-core
+ # Arduino microcontroller interface over SPI, e.g. on UnoQ board
+ - arduino,mcu
# Temperature monitoring of Astera Labs PT5161L PCIe retimer
- asteralabs,pt5161l
# i2c h/w elliptic curve crypto module
--
2.51.2
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