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Subject[PATCH 16/16] ARM: dts: stm32: keep uart nodes behavior on stm32mp15xx-dhcor-avenger96
Date
DMA configuration is added to uart nodes in stm32mp15x device tree.
Delete uart4 DMA property in stm32mp15xx-dhcor-avenger96 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").
Delete also usart2 and uart7 DMA property to keep current behavior.

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

diff --git a/arch/arm/boot/dts/stm32mp15xx-dhcor-avenger96.dtsi b/arch/arm/boot/dts/stm32mp15xx-dhcor-avenger96.dtsi
index 6885948f3024..61e17f44ce81 100644
--- a/arch/arm/boot/dts/stm32mp15xx-dhcor-avenger96.dtsi
+++ b/arch/arm/boot/dts/stm32mp15xx-dhcor-avenger96.dtsi
@@ -376,6 +376,8 @@
label = "LS-UART1";
pinctrl-names = "default";
pinctrl-0 = <&uart4_pins_b>;
+ /delete-property/dmas;
+ /delete-property/dma-names;
status = "okay";
};

@@ -385,6 +387,8 @@
pinctrl-names = "default";
pinctrl-0 = <&uart7_pins_a>;
uart-has-rtscts;
+ /delete-property/dmas;
+ /delete-property/dma-names;
status = "okay";
};

@@ -394,6 +398,8 @@
pinctrl-0 = <&usart2_pins_a>;
pinctrl-1 = <&usart2_sleep_pins_a>;
st,hw-flow-ctrl;
+ /delete-property/dmas;
+ /delete-property/dma-names;
status = "okay";

bluetooth {
--
2.17.1
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