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authorErwan Le Ray <erwan.leray@foss.st.com>2022-02-03 18:11:13 +0100
committerAlexandre Torgue <alexandre.torgue@foss.st.com>2022-02-25 10:53:15 +0100
commit9269f28b7df5c8067b6e3df387dcf4eaf8b6c211 (patch)
treea3b0ba24cfa5c329b29698831297f05bf4b5fdea
parentb1bcd81718fb256b005cfad3c54398a13d35fc06 (diff)
ARM: dts: stm32: keep uart4 behavior on stm32mp15xx-dhcom-som
DMA configuration is added to uart nodes in stm32mp15x device tree. Delete uart4 DMA property in stm32mp15xx-dhcom-som board device tree to keep console in irq mode, as DMA support for console has been removed from the driver by commit e359b4411c28 ("serial: stm32: fix threaded interrupt handling"). Signed-off-by: Erwan Le Ray <erwan.leray@foss.st.com> Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
-rw-r--r--arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi b/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi
index a10b0ba028da..83e2c87713f8 100644
--- a/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi
+++ b/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi
@@ -520,5 +520,7 @@
&uart4 {
pinctrl-names = "default";
pinctrl-0 = <&uart4_pins_a>;
+ /delete-property/dmas;
+ /delete-property/dma-names;
status = "okay";
};