diff options
Diffstat (limited to 'bsps/arm/imxrt/boards/evkbimxrt1050/pin_mux.c')
| -rw-r--r-- | bsps/arm/imxrt/boards/evkbimxrt1050/pin_mux.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/bsps/arm/imxrt/boards/evkbimxrt1050/pin_mux.c b/bsps/arm/imxrt/boards/evkbimxrt1050/pin_mux.c new file mode 100644 index 0000000000..2023630052 --- /dev/null +++ b/bsps/arm/imxrt/boards/evkbimxrt1050/pin_mux.c @@ -0,0 +1,43 @@ +/* + * Copyright 2018 NXP. + * All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include "fsl_common.h" +#include "fsl_iomuxc.h" +#include <bsp.h> +#include <bsp/start.h> + +BSP_START_TEXT_SECTION +void BOARD_InitDEBUG_UARTPins(void) { + CLOCK_EnableClock(kCLOCK_Iomuxc); /* iomuxc clock (iomuxc_clk_enable): 0x03u */ + + IOMUXC_SetPinMux( + IOMUXC_GPIO_AD_B0_12_LPUART1_TXD, /* GPIO_AD_B0_12 is configured as LPUART1_TX */ + 0U); /* Software Input On Field: Input Path is determined by functionality */ + IOMUXC_SetPinMux( + IOMUXC_GPIO_AD_B0_13_LPUART1_RXD, /* GPIO_AD_B0_13 is configured as LPUART1_RX */ + 0U); /* Software Input On Field: Input Path is determined by functionality */ + IOMUXC_SetPinConfig( + IOMUXC_GPIO_AD_B0_12_LPUART1_TXD, /* GPIO_AD_B0_12 PAD functional properties : */ + 0x10B0u); /* Slew Rate Field: Slow Slew Rate + Drive Strength Field: R0/6 + Speed Field: medium(100MHz) + Open Drain Enable Field: Open Drain Disabled + Pull / Keep Enable Field: Pull/Keeper Enabled + Pull / Keep Select Field: Keeper + Pull Up / Down Config. Field: 100K Ohm Pull Down + Hyst. Enable Field: Hysteresis Disabled */ + IOMUXC_SetPinConfig( + IOMUXC_GPIO_AD_B0_13_LPUART1_RXD, /* GPIO_AD_B0_13 PAD functional properties : */ + 0x10B0u); /* Slew Rate Field: Slow Slew Rate + Drive Strength Field: R0/6 + Speed Field: medium(100MHz) + Open Drain Enable Field: Open Drain Disabled + Pull / Keep Enable Field: Pull/Keeper Enabled + Pull / Keep Select Field: Keeper + Pull Up / Down Config. Field: 100K Ohm Pull Down + Hyst. Enable Field: Hysteresis Disabled */ +} |