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authorErwan Le Ray <erwan.leray@st.com>2020-06-18 15:06:50 +0200
committerAlexandre Torgue <alexandre.torgue@st.com>2020-07-21 09:54:19 +0200
commitf74c7be7ce431e1b94d05698b1786b4859c8bba6 (patch)
treece82d0601c57b6ec0430cb7d181795e3f152a2a5
parentafc0666d03af36298ad5516b38699f33f5efee78 (diff)
ARM: dts: stm32: add uart7 support to stm32mp15xx-dkx boards
Adds uart7 node to stm32mp15xx-dkx and uart7 alias to stm32mp157a-dk1 and stm32mp157c-dk2 boards. uart7 pins are connected to Arduino connector. uart7 is disabled by default. Signed-off-by: Erwan Le Ray <erwan.leray@st.com> Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
-rw-r--r--arch/arm/boot/dts/stm32mp157a-dk1.dts1
-rw-r--r--arch/arm/boot/dts/stm32mp157c-dk2.dts1
-rw-r--r--arch/arm/boot/dts/stm32mp15xx-dkx.dtsi8
3 files changed, 10 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/stm32mp157a-dk1.dts b/arch/arm/boot/dts/stm32mp157a-dk1.dts
index 65ee61b7667a..4c8be9c8eb20 100644
--- a/arch/arm/boot/dts/stm32mp157a-dk1.dts
+++ b/arch/arm/boot/dts/stm32mp157a-dk1.dts
@@ -19,6 +19,7 @@
ethernet0 = &ethernet0;
serial0 = &uart4;
serial1 = &usart3;
+ serial2 = &uart7;
};
chosen {
diff --git a/arch/arm/boot/dts/stm32mp157c-dk2.dts b/arch/arm/boot/dts/stm32mp157c-dk2.dts
index fb690a817e28..ffbae4a8753d 100644
--- a/arch/arm/boot/dts/stm32mp157c-dk2.dts
+++ b/arch/arm/boot/dts/stm32mp157c-dk2.dts
@@ -20,6 +20,7 @@
ethernet0 = &ethernet0;
serial0 = &uart4;
serial1 = &usart3;
+ serial2 = &uart7;
};
chosen {
diff --git a/arch/arm/boot/dts/stm32mp15xx-dkx.dtsi b/arch/arm/boot/dts/stm32mp15xx-dkx.dtsi
index c562e181c2b1..493f3b1112e1 100644
--- a/arch/arm/boot/dts/stm32mp15xx-dkx.dtsi
+++ b/arch/arm/boot/dts/stm32mp15xx-dkx.dtsi
@@ -591,6 +591,14 @@
status = "okay";
};
+&uart7 {
+ pinctrl-names = "default", "sleep", "idle";
+ pinctrl-0 = <&uart7_pins_c>;
+ pinctrl-1 = <&uart7_sleep_pins_c>;
+ pinctrl-2 = <&uart7_idle_pins_c>;
+ status = "disabled";
+};
+
&usart3 {
pinctrl-names = "default", "sleep", "idle";
pinctrl-0 = <&usart3_pins_c>;