linux-kernel - [PATCH 6/7] arm64: dts: ti: iot2050: Add node for SPI devices on Arduino connector

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Date:   Fri, 27 Oct 2023 15:34:37 +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 6/7] arm64: dts: ti: iot2050: Add node for SPI devices on Arduino connector

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

This interface is normally driven by userspace on the IOT2050.

Signed-off-by: Jan Kiszka <jan.kiszka@...mens.com>
---
 arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi
index 53bd296ba310..bc77ba58d8f9 100644
--- a/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi
@@ -1180,6 +1180,12 @@ &mcu_spi0 {
 	#address-cells = <1>;
 	#size-cells = <0>;
 	ti,pindir-d0-out-d1-in;
+
+	spidev@0 {
+		compatible = "siemens,iot2050-arduino-spi";
+		spi-max-frequency = <20000000>;
+		reg = <0>;
+	};
 };
 
 &tscadc1 {
-- 
2.35.3