linux-kernel - [PATCH 5/7] dt-bindings: trivial-devices: Add IOT2050 Arduino SPI connector

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Message-Id: <7838d99a1795337c73f480fafcbf698fc17d16dd.1698413678.git.jan.kiszka@siemens.com>
Date:   Fri, 27 Oct 2023 15:34:36 +0200
From:   Jan Kiszka <jan.kiszka@...mens.com>
To:     Nishanth Menon <nm@...com>, Vignesh Raghavendra <vigneshr@...com>,
        Tero Kristo <kristo@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, Bao Cheng Su <baocheng.su@...mens.com>,
        Benedikt Niedermayr <benedikt.niedermayr@...mens.com>
Subject: [PATCH 5/7] dt-bindings: trivial-devices: Add IOT2050 Arduino SPI connector

From: Jan Kiszka <jan.kiszka@...mens.com>

On the Siemens IOT2050 devices, the SPI controller wired to the Arduino
connector is normally driven by userspace. Introduce a binding for use
by spidev.

Signed-off-by: Jan Kiszka <jan.kiszka@...mens.com>
---
 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 430a814f64a5..01b9f36afcd5 100644
--- a/Documentation/devicetree/bindings/trivial-devices.yaml
+++ b/Documentation/devicetree/bindings/trivial-devices.yaml
@@ -349,6 +349,8 @@ properties:
           - silabs,si3210
             # Relative Humidity and Temperature Sensors
           - silabs,si7020
+            # Siemens IOT2050: SPI interface on Arduino connector
+          - siemens,iot2050-arduino-spi
             # Skyworks SKY81452: Six-Channel White LED Driver with Touch Panel Bias Supply
           - skyworks,sky81452
             # Socionext SynQuacer TPM MMIO module
-- 
2.35.3