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boards: stm32f4_disco: configure serial pins from DT

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usart1, usart2 pinmuxes are now configured from DT pinctrl.

Signed-off-by: Jeremy LOCHE <lochejeremy@gmail.com>
This commit is contained in:
Jeremy LOCHE 2020-10-06 15:24:33 +02:00 • committed by Kumar Gala
commit f6b0242084
2 changed files with 2 additions and 8 deletions
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8
boards/arm/stm32f4_disco/pinmux.c
View file

@ -14,14 +14,6 @@
/* pin assignments for STM32F4DISCOVERY board */
static const struct pin_config pinconf[] = {
#if DT_NODE_HAS_STATUS(DT_NODELABEL(usart1), okay) && CONFIG_SERIAL
{STM32_PIN_PB6, STM32F4_PINMUX_FUNC_PB6_USART1_TX},
{STM32_PIN_PB7, STM32F4_PINMUX_FUNC_PB7_USART1_RX},
#endif
#if DT_NODE_HAS_STATUS(DT_NODELABEL(usart2), okay) && CONFIG_SERIAL
{STM32_PIN_PA2, STM32F4_PINMUX_FUNC_PA2_USART2_TX},
{STM32_PIN_PA3, STM32F4_PINMUX_FUNC_PA3_USART2_RX},
#endif
#ifdef CONFIG_USB_DC_STM32
{STM32_PIN_PA11, STM32F4_PINMUX_FUNC_PA11_OTG_FS_DM},
{STM32_PIN_PA12, STM32F4_PINMUX_FUNC_PA12_OTG_FS_DP},

2
boards/arm/stm32f4_disco/stm32f4_disco.dts
View file

@ -59,11 +59,13 @@
};
&usart1 {
pinctrl-0 = <&usart1_tx_pb6 &usart1_rx_pb7>;
current-speed = <115200>;
status = "okay";
};
&usart2 {
pinctrl-0 = <&usart2_tx_pa2 &usart2_rx_pa3>;
current-speed = <115200>;
status = "okay";
};