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boards: nucleo_wb55rg: Configure LPUART

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Configure LPUART pin and set it as adruino_serial.


Signed-off-by: Erwan Gouriou <erwan.gouriou@linaro.org>
This commit is contained in:
Erwan Gouriou 2019-05-20 17:33:51 +02:00 committed by Kumar Gala
parent 9c1ffddcaf
commit 56e50cf43e
4 changed files with 18 additions and 1 deletions
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7
boards/arm/nucleo_wb55rg/Kconfig.defconfig
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@ -17,6 +17,13 @@ config UART_1
endif # UART_CONSOLE
if SERIAL
config LPUART_1
default y
endif # SERIAL
if BT_DEBUG_MONITOR
config UART_1

1
boards/arm/nucleo_wb55rg/doc/nucleowb55rg.rst
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@ -177,6 +177,7 @@ Default Zephyr Peripheral Mapping:
----------------------------------
- UART_1 TX/RX : PB7/PB6
- LPUART_1 TX/RX : PA3/PA2 (arduino_serial)
- USER_PB : PC4
- USER_PB1 : PD0
- USER_PB2 : PD1

7
boards/arm/nucleo_wb55rg/nucleo_wb55rg.dts
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@ -12,7 +12,7 @@
compatible = "st,stm32wb55rg-nucleo", "st,stm32wb55rg";
chosen {
zephyr,console = &usart1;
zephyr,console = &lpuart1;
zephyr,shell-uart = &usart1;
zephyr,sram = &sram0;
zephyr,flash = &flash0;
@ -61,3 +61,8 @@
current-speed = <115200>;
status = "ok";
};
arduino_serial: &lpuart1 {
current-speed = <115200>;
status = "ok";
};

4
boards/arm/nucleo_wb55rg/pinmux.c
View File

@ -18,6 +18,10 @@ static const struct pin_config pinconf[] = {
{STM32_PIN_PB7, STM32WBX_PINMUX_FUNC_PB7_USART1_RX},
{STM32_PIN_PB6, STM32WBX_PINMUX_FUNC_PB6_USART1_TX},
#endif /* CONFIG_UART_1 */
#ifdef CONFIG_LPUART_1
{STM32_PIN_PA2, STM32WBX_PINMUX_FUNC_PA2_LPUART1_TX},
{STM32_PIN_PA3, STM32WBX_PINMUX_FUNC_PA3_LPUART1_RX},
#endif /* CONFIG_LPUART_1 */
};
static int pinmux_stm32_init(struct device *port)