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authorLudovic Barre <ludovic.barre@st.com>2018-02-26 16:49:18 +0100
committerAlexandre Torgue <alexandre.torgue@st.com>2018-02-26 16:49:58 +0100
commitbcc4f4e118e46ba86a8ddd448d318c5bd8fada5d (patch)
treeb95d410db18fcd5aef8a944b0061019a03b4be1c /arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
parentARM: dts: stm32: add stm32mp157c initial support (diff)
downloadlinux-bcc4f4e118e46ba86a8ddd448d318c5bd8fada5d.tar.xz
linux-bcc4f4e118e46ba86a8ddd448d318c5bd8fada5d.zip
ARM: dts: stm32: add initial support of stm32mp157c eval board
Add support of stm32mp157c evaluation board (part number: STM32MP157C-EV1) split in 2 elements: -Daughter board (part number: STM32MP157C-ED1) which includes CPU, memory and power supply -Mother board (part number: STM32MP157C-EM1) which includes external peripherals (like display, camera,...) and extension connectors. The daughter board can run alone, this is why the device tree files are split in two layers, for the complete evaluation board (ev1) and for the daughter board alone (ed1). Signed-off-by: Ludovic Barre <ludovic.barre@st.com> Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
Diffstat (limited to 'arch/arm/boot/dts/stm32mp157-pinctrl.dtsi')
-rw-r--r--arch/arm/boot/dts/stm32mp157-pinctrl.dtsi13
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
index e5f8f58fb934..c0743305f31b 100644
--- a/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
+++ b/arch/arm/boot/dts/stm32mp157-pinctrl.dtsi
@@ -145,6 +145,19 @@
ngpios = <8>;
gpio-ranges = <&pinctrl 0 160 8>;
};
+
+ uart4_pins_a: uart4@0 {
+ pins1 {
+ pinmux = <STM32_PINMUX('G', 11, AF6)>; /* UART4_TX */
+ bias-disable;
+ drive-push-pull;
+ slew-rate = <0>;
+ };
+ pins2 {
+ pinmux = <STM32_PINMUX('B', 2, AF8)>; /* UART4_RX */
+ bias-disable;
+ };
+ };
};
pinctrl_z: pin-controller-z {