linux-kernel - [PATCH 12/16] ARM: dts: stm32: keep uart nodes behavior on stm32mp15xx-dhcom-drc02

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Message-ID: <20220203171114.10888-13-erwan.leray@foss.st.com>
Date:   Thu, 3 Feb 2022 18:11:10 +0100
From:   Erwan Le Ray <erwan.leray@...s.st.com>
To:     Alexandre Torgue <alexandre.torgue@...s.st.com>
CC:     Rob Herring <robh+dt@...nel.org>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Erwan Le Ray <erwan.leray@...s.st.com>,
        Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        Marek Vasut <marex@...x.de>,
        Marcin Sloniewski <marcin.sloniewski@...il.com>,
        Ahmad Fatoum <a.fatoum@...gutronix.de>,
        Jagan Teki <jagan@...rulasolutions.com>,
        <devicetree@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH 12/16] ARM: dts: stm32: keep uart nodes behavior on stm32mp15xx-dhcom-drc02

DMA configuration is added to uart nodes in stm32mp15x device tree.
Delete usart3 and uart8 nodes DMA property in stm32mp15xx-dhcom-drc02
board device tree to keep current behavior.

Signed-off-by: Erwan Le Ray <erwan.leray@...s.st.com>

diff --git a/arch/arm/boot/dts/stm32mp15xx-dhcom-drc02.dtsi b/arch/arm/boot/dts/stm32mp15xx-dhcom-drc02.dtsi
index 4b10b013ffd5..35b1034aa3cf 100644
--- a/arch/arm/boot/dts/stm32mp15xx-dhcom-drc02.dtsi
+++ b/arch/arm/boot/dts/stm32mp15xx-dhcom-drc02.dtsi
@@ -131,6 +131,8 @@
 &usart3 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&usart3_pins_a>;
+	/delete-property/dmas;
+	/delete-property/dma-names;
 	status = "okay";
 };
 
@@ -144,6 +146,8 @@
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart8_pins_a>;
 	rts-gpios = <&gpioe 6 GPIO_ACTIVE_HIGH>;
+	/delete-property/dmas;
+	/delete-property/dma-names;
 	status = "okay";
 };
 
-- 
2.17.1