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Message-ID: <20250508155134.2026300-3-y-abhilashchandra@ti.com>
Date: Thu, 8 May 2025 21:21:32 +0530
From: Yemike Abhilash Chandra <y-abhilashchandra@...com>
To: <nm@...com>, <vigneshr@...com>, <kristo@...nel.org>, <robh@...nel.org>,
<krzk+dt@...nel.org>, <conor+dt@...nel.org>
CC: <vaishnav.a@...com>, <u-kumar1@...com>, <r-donadkar@...com>,
<devicetree@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
<jai.luthra@...ux.dev>, <linux-kernel@...r.kernel.org>,
<y-abhilashchandra@...com>
Subject: [PATCH v2 2/4] arm64: dts: ti: j722s-evm: Add MUX to control CSI2RX
J722S EVM has the CSI2RX routed to a MIPI CSI connector and to 22-pin RPi
camera connector through an analog mux with GPIO control, model that so
that an overlay can control the mux state according to connected cameras.
Signed-off-by: Yemike Abhilash Chandra <y-abhilashchandra@...com>
---
arch/arm64/boot/dts/ti/k3-j722s-evm.dts | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-j722s-evm.dts b/arch/arm64/boot/dts/ti/k3-j722s-evm.dts
index 0f18fe710929..43256c71a19c 100644
--- a/arch/arm64/boot/dts/ti/k3-j722s-evm.dts
+++ b/arch/arm64/boot/dts/ti/k3-j722s-evm.dts
@@ -266,6 +266,20 @@ transceiver2: can-phy2 {
max-bitrate = <5000000>;
standby-gpios = <&exp1 17 GPIO_ACTIVE_HIGH>;
};
+
+ csi01_mux: mux-controller-0 {
+ compatible = "gpio-mux";
+ #mux-state-cells = <1>;
+ mux-gpios = <&exp1 6 GPIO_ACTIVE_HIGH>;
+ idle-state = <0>;
+ };
+
+ csi23_mux: mux-controller-1 {
+ compatible = "gpio-mux";
+ #mux-state-cells = <1>;
+ mux-gpios = <&exp1 7 GPIO_ACTIVE_HIGH>;
+ idle-state = <0>;
+ };
};
&main_pmx0 {
--
2.34.1
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