mirror of
https://github.com/zephyrproject-rtos/zephyr
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a69d4604be
Add default drivers, pinmux configurations, and other board level configuration parameters in respective Kconfigs. Add board dts, fixup, and docs. Samples tested include: - hello_world - sychronization - basic/blinky - basic/threads Signed-off-by: Shiksha Patel <shiksha.patel@nxp.com> Signed-off-by: Maureen Helm <maureen.helm@nxp.com>
95 lines
2.1 KiB
C
95 lines
2.1 KiB
C
/*
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* Copyright (c) 2017, NXP
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <init.h>
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#include <pinmux.h>
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#include <fsl_common.h>
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#include <fsl_lpc_iocon.h>
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#define IOCON_PIO_DIGITAL_EN 0x80u
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#define IOCON_PIO_FUNC0 0x00u
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#define IOCON_PIO_FUNC1 0x01u
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#define IOCON_PIO_FUNC2 0x02u
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#define IOCON_PIO_INPFILT_OFF 0x0100u
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#define IOCON_PIO_INV_DI 0x00u
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#define IOCON_PIO_MODE_INACT 0x00u
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#define IOCON_PIO_OPENDRAIN_DI 0x00u
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#define IOCON_PIO_SLEW_STANDARD 0x00u
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#define IOCON_PIO_MODE_PULLUP 0x10u
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static int lpcxpresso_54114_pinmux_init(struct device *dev)
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{
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ARG_UNUSED(dev);
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#ifdef CONFIG_PINMUX_MCUX_LPC_PORT0
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struct device *port0 =
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device_get_binding(CONFIG_PINMUX_MCUX_LPC_PORT0_NAME);
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#endif
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#ifdef CONFIG_PINMUX_MCUX_LPC_PORT1
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struct device *port1 =
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device_get_binding(CONFIG_PINMUX_MCUX_LPC_PORT1_NAME);
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#endif
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#ifdef CONFIG_USART_MCUX_LPC_0
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/* USART0 RX, TX */
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const u32_t port0_pin0_config = (
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IOCON_PIO_FUNC1 |
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IOCON_PIO_MODE_INACT |
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IOCON_PIO_INV_DI |
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IOCON_PIO_DIGITAL_EN |
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IOCON_PIO_INPFILT_OFF |
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IOCON_PIO_SLEW_STANDARD |
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IOCON_PIO_OPENDRAIN_DI
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);
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const u32_t port0_pin1_config = (
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IOCON_PIO_FUNC1 |
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IOCON_PIO_MODE_INACT |
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IOCON_PIO_INV_DI |
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IOCON_PIO_DIGITAL_EN |
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IOCON_PIO_INPFILT_OFF |
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IOCON_PIO_SLEW_STANDARD |
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IOCON_PIO_OPENDRAIN_DI
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);
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pinmux_pin_set(port0, 0, port0_pin0_config);
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pinmux_pin_set(port0, 1, port0_pin1_config);
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#endif
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#ifdef CONFIG_GPIO_MCUX_LPC_PORT0
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const u32_t port0_pin29_config = (
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IOCON_PIO_FUNC0 |
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IOCON_PIO_MODE_PULLUP |
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IOCON_PIO_INV_DI |
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IOCON_PIO_DIGITAL_EN |
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IOCON_PIO_INPFILT_OFF |
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IOCON_PIO_OPENDRAIN_DI
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);
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pinmux_pin_set(port0, 29, port0_pin29_config);
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#endif
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#ifdef CONFIG_GPIO_MCUX_LPC_PORT1
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const u32_t port1_pin10_config = (
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IOCON_PIO_FUNC0 |
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IOCON_PIO_MODE_PULLUP |
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IOCON_PIO_INV_DI |
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IOCON_PIO_DIGITAL_EN |
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IOCON_PIO_INPFILT_OFF |
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IOCON_PIO_SLEW_STANDARD |
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IOCON_PIO_OPENDRAIN_DI
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);
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pinmux_pin_set(port1, 10, port1_pin10_config);
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#endif
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return 0;
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}
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SYS_INIT(lpcxpresso_54114_pinmux_init, PRE_KERNEL_1,
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CONFIG_PINMUX_INIT_PRIORITY);
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