linux-kernel - [PATCH v4 2/3] arm64: dts: ti: k3-am625-beagleplay: Add bootloader-backdoor-gpios to cc1352p7

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Message-Id: <20240903-beagleplay_fw_upgrade-v4-2-526fc62204a7@beagleboard.org>
Date: Tue, 03 Sep 2024 15:02:19 +0530
From: Ayush Singh <ayush@...gleboard.org>
To: d-gole@...com, lorforlinux@...gleboard.org, jkridner@...gleboard.org, 
 robertcnelson@...gleboard.org, "David S. Miller" <davem@...emloft.net>, 
 Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, 
 Paolo Abeni <pabeni@...hat.com>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Nishanth Menon <nm@...com>, 
 Vignesh Raghavendra <vigneshr@...com>, Tero Kristo <kristo@...nel.org>, 
 Johan Hovold <johan@...nel.org>, Alex Elder <elder@...nel.org>, 
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: greybus-dev@...ts.linaro.org, netdev@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-arm-kernel@...ts.infradead.org, Ayush Singh <ayush@...gleboard.org>
Subject: [PATCH v4 2/3] arm64: dts: ti: k3-am625-beagleplay: Add
 bootloader-backdoor-gpios to cc1352p7

Add bootloader-backdoor-gpios which is required for enabling bootloader
backdoor for flashing firmware to cc1352p7.

Also fix the incorrect reset-gpio.

Signed-off-by: Ayush Singh <ayush@...gleboard.org>
---
 arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts b/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts
index 70de288d728e..a1cd47d7f5e3 100644
--- a/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts
+++ b/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts
@@ -888,7 +888,8 @@ &main_uart6 {

 	mcu {
 		compatible = "ti,cc1352p7";
-		reset-gpios = <&main_gpio0 72 GPIO_ACTIVE_LOW>;
+		bootloader-backdoor-gpios = <&main_gpio0 13 GPIO_ACTIVE_HIGH>;
+		reset-gpios = <&main_gpio0 14 GPIO_ACTIVE_HIGH>;
 		vdds-supply = <&vdd_3v3>;
 	};
 };

-- 
2.46.0