| /* |
| * pinmux.c |
| * |
| * configure the device pins for different peripheral signals |
| * |
| * Copyright (C) 2017 Texas Instruments Incorporated - http://www.ti.com/ |
| * |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the |
| * distribution. |
| * |
| * Neither the name of Texas Instruments Incorporated nor the names of |
| * its contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| /* |
| * This file was automatically generated on 7/21/2014 at 3:06:20 PM |
| * by TI PinMux version 3.0.334 |
| * (Then modified to meet Zephyr coding style) |
| */ |
| |
| /* |
| * TI Recommends use of the PinMux utility to ensure consistent configuration |
| * of pins: http://processors.wiki.ti.com/index.php/TI_PinMux_Tool |
| * |
| * Zephyr GPIO API however allows runtime configuration by applications. |
| * |
| * For the TI CC32XX port we leverage this output file |
| * from the PinMux tool, and guard sections based on Kconfig variables. |
| * |
| * The individual (uart/gpio) driver init/configuration functions |
| * therefore assume pinmux initialization is done here rather in the drivers |
| * at runtime. |
| */ |
| |
| #include <init.h> |
| |
| #include "pinmux.h" |
| |
| #include <inc/hw_types.h> |
| #include <inc/hw_memmap.h> |
| #include <inc/hw_gpio.h> |
| #include <driverlib/pin.h> |
| #include <driverlib/rom.h> |
| #include <driverlib/rom_map.h> |
| #include <driverlib/gpio.h> |
| #include <driverlib/prcm.h> |
| |
| int pinmux_initialize(struct device *port) |
| { |
| ARG_UNUSED(port); |
| |
| #ifdef CONFIG_UART_CC32XX |
| /* Configure PIN_55 for UART0 UART0_TX */ |
| MAP_PinTypeUART(PIN_55, PIN_MODE_3); |
| |
| /* Configure PIN_57 for UART0 UART0_RX */ |
| MAP_PinTypeUART(PIN_57, PIN_MODE_3); |
| #endif |
| |
| #ifdef CONFIG_GPIO_CC32XX_A1 |
| /* Enable Peripheral Clocks */ |
| MAP_PRCMPeripheralClkEnable(PRCM_GPIOA1, PRCM_RUN_MODE_CLK); |
| |
| /* The following enables the 3 LEDs for the blinking samples */ |
| |
| /* Configure PIN_64 for GPIOOutput */ |
| MAP_PinTypeGPIO(PIN_64, PIN_MODE_0, false); |
| MAP_GPIODirModeSet(GPIOA1_BASE, 0x2, GPIO_DIR_MODE_OUT); |
| |
| /* Configure PIN_01 for GPIOOutput */ |
| MAP_PinTypeGPIO(PIN_01, PIN_MODE_0, false); |
| MAP_GPIODirModeSet(GPIOA1_BASE, 0x4, GPIO_DIR_MODE_OUT); |
| |
| /* Configure PIN_02 for GPIOOutput */ |
| MAP_PinTypeGPIO(PIN_02, PIN_MODE_0, false); |
| MAP_GPIODirModeSet(GPIOA1_BASE, 0x8, GPIO_DIR_MODE_OUT); |
| |
| /* SW3: Configure PIN_04 (GPIO13) for GPIOInput */ |
| MAP_PinTypeGPIO(PIN_04, PIN_MODE_0, false); |
| MAP_GPIODirModeSet(GPIOA1_BASE, 0x20, GPIO_DIR_MODE_IN); |
| #endif |
| |
| #ifdef CONFIG_GPIO_CC32XX_A2 |
| MAP_PRCMPeripheralClkEnable(PRCM_GPIOA2, PRCM_RUN_MODE_CLK); |
| |
| /* SW2: Configure PIN_15 (GPIO22) for GPIOInput */ |
| MAP_PinTypeGPIO(PIN_15, PIN_MODE_0, false); |
| MAP_GPIODirModeSet(GPIOA2_BASE, 0x40, GPIO_DIR_MODE_IN); |
| #endif |
| |
| #ifdef CONFIG_GPIO_CC32XX_A3 |
| MAP_PRCMPeripheralClkEnable(PRCM_GPIOA3, PRCM_RUN_MODE_CLK); |
| #endif |
| |
| return 0; |
| } |
| |
| SYS_INIT(pinmux_initialize, PRE_KERNEL_1, CONFIG_KERNEL_INIT_PRIORITY_DEFAULT); |
