1060 lines
40 KiB
C
1060 lines
40 KiB
C
//*****************************************************************************
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//
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// am_bsp.c
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//! @file
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//!
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//! @brief Top level functions for performing board initialization.
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//!
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//! @addtogroup BSP Board Support Package (BSP)
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//! @addtogroup apollo3_eb_bsp BSP for the Apollo3 Engineering Board
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//! @ingroup BSP
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//! @{
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//
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//*****************************************************************************
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//*****************************************************************************
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//
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// Copyright (c) 2019, Ambiq Micro
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its
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// contributors may be used to endorse or promote products derived from this
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// software without specific prior written permission.
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//
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// Third party software included in this distribution is subject to the
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// additional license terms as defined in the /docs/licenses directory.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// This is part of revision v2.0.0 of the AmbiqSuite Development Package.
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//
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//*****************************************************************************
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#include "am_bsp.h"
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#include "am_util.h"
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//*****************************************************************************
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//
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// Power tracking structures for IOM and UART
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//
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//*****************************************************************************
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am_bsp_uart_pwrsave_t am_bsp_uart_pwrsave[AM_REG_UART_NUM_MODULES];
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//*****************************************************************************
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//
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// LEDs
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//
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//*****************************************************************************
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#ifdef AM_BSP_NUM_LEDS
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am_devices_led_t am_bsp_psLEDs[AM_BSP_NUM_LEDS] = {0};
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#endif
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#ifdef AM_BSP_NUM_BUTTONS
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//*****************************************************************************
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//
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// Buttons.
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//
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//*****************************************************************************
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am_devices_button_t am_bsp_psButtons[AM_BSP_NUM_BUTTONS] =
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{
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AM_DEVICES_BUTTON(AM_BSP_GPIO_BUTTON0, AM_DEVICES_BUTTON_NORMAL_HIGH)
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};
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#endif
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//*****************************************************************************
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//
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// Print interface tracking variable.
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//
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//*****************************************************************************
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static uint32_t g_ui32PrintInterface = AM_BSP_PRINT_INFC_UART0;
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//*****************************************************************************
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//
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// Default UART configuration settings.
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//
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//*****************************************************************************
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static void *g_sCOMUART;
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static const am_hal_uart_config_t g_sBspUartConfig =
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{
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//
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// Standard UART settings: 115200-8-N-1
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//
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.ui32BaudRate = 115200,
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.ui32DataBits = AM_HAL_UART_DATA_BITS_8,
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.ui32Parity = AM_HAL_UART_PARITY_NONE,
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.ui32StopBits = AM_HAL_UART_ONE_STOP_BIT,
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.ui32FlowControl = AM_HAL_UART_FLOW_CTRL_NONE,
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//
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// Set TX and RX FIFOs to interrupt at half-full.
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//
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.ui32FifoLevels = (AM_HAL_UART_TX_FIFO_1_2 |
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AM_HAL_UART_RX_FIFO_1_2),
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//
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// The default interface will just use polling instead of buffers.
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//
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.pui8TxBuffer = 0,
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.ui32TxBufferSize = 0,
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.pui8RxBuffer = 0,
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.ui32RxBufferSize = 0,
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};
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#ifndef AM_BSP_DISABLE_BUFFERED_UART
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//*****************************************************************************
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//
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// Default UART configuration settings if using buffers.
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//
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//*****************************************************************************
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#define AM_BSP_UART_BUFFER_SIZE 1024
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static uint8_t pui8UartTxBuffer[AM_BSP_UART_BUFFER_SIZE];
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static uint8_t pui8UartRxBuffer[AM_BSP_UART_BUFFER_SIZE];
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static am_hal_uart_config_t g_sBspUartBufferedConfig =
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{
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//
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// Standard UART settings: 115200-8-N-1
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//
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.ui32BaudRate = 115200,
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.ui32DataBits = AM_HAL_UART_DATA_BITS_8,
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.ui32Parity = AM_HAL_UART_PARITY_NONE,
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.ui32StopBits = AM_HAL_UART_ONE_STOP_BIT,
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.ui32FlowControl = AM_HAL_UART_FLOW_CTRL_NONE,
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//
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// Set TX and RX FIFOs to interrupt at half-full.
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//
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.ui32FifoLevels = (AM_HAL_UART_TX_FIFO_1_2 |
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AM_HAL_UART_RX_FIFO_1_2),
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//
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// The default interface will just use polling instead of buffers.
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//
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.pui8TxBuffer = pui8UartTxBuffer,
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.ui32TxBufferSize = sizeof(pui8UartTxBuffer),
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.pui8RxBuffer = pui8UartRxBuffer,
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.ui32RxBufferSize = sizeof(pui8UartRxBuffer),
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};
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#endif // AM_BSP_DISABLE_BUFFERED_UART
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//*****************************************************************************
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//
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//! @brief Prepare the MCU for low power operation.
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//!
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//! This function enables several power-saving features of the MCU, and
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//! disables some of the less-frequently used peripherals. It also sets the
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//! system clock to 24 MHz.
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//!
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//! @return None.
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//
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//*****************************************************************************
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void
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am_bsp_low_power_init(void)
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{
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//
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// Initialize for low power in the power control block
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//
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am_hal_pwrctrl_low_power_init();
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//
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// Disable the RTC.
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//
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am_hal_rtc_osc_disable();
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//
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// Stop the XTAL.
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//
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am_hal_clkgen_control(AM_HAL_CLKGEN_CONTROL_XTAL_STOP, 0);
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//
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// Make sure SWO/ITM/TPIU is disabled.
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// SBL may not get it completely shut down.
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//
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am_bsp_itm_printf_disable();
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#ifdef AM_BSP_NUM_LEDS
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//
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// Initialize the LEDs.
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// On the apollo3_evb, when the GPIO outputs are disabled (the default at
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// power up), the FET gates are floating and partially illuminating the LEDs.
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//
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uint32_t ux, ui32GPIONumber;
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for (ux = 0; ux < AM_BSP_NUM_LEDS; ux++)
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{
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ui32GPIONumber = am_bsp_psLEDs[ux].ui32GPIONumber;
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//
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// Configure the pin as a push-pull GPIO output
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// (aka AM_DEVICES_LED_POL_DIRECT_DRIVE_M).
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//
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am_hal_gpio_pinconfig(ui32GPIONumber, g_AM_HAL_GPIO_OUTPUT);
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//
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// Turn off the LED.
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//
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am_hal_gpio_state_write(ui32GPIONumber, AM_HAL_GPIO_OUTPUT_TRISTATE_DISABLE);
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am_hal_gpio_state_write(ui32GPIONumber, AM_HAL_GPIO_OUTPUT_CLEAR);
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}
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#endif // AM_BSP_NUM_LEDS
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} // am_bsp_low_power_init()
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//*****************************************************************************
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//
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//! @brief Enable the TPIU and ITM for debug printf messages.
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//!
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//! This function enables TPIU registers for debug printf messages and enables
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//! ITM GPIO pin to SWO mode. This function should be called after reset and
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//! after waking up from deep sleep.
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//!
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//! @return None.
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//
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//*****************************************************************************
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void
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am_bsp_debug_printf_enable(void)
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{
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if (g_ui32PrintInterface == AM_BSP_PRINT_INFC_SWO)
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{
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#ifdef AM_BSP_GPIO_ITM_SWO
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am_bsp_itm_printf_enable();
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#endif
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}
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else if (g_ui32PrintInterface == AM_BSP_PRINT_INFC_UART0)
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{
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am_bsp_uart_printf_enable();
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}
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#ifndef AM_BSP_DISABLE_BUFFERED_UART
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else if (g_ui32PrintInterface == AM_BSP_PRINT_INFC_BUFFERED_UART0)
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{
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am_bsp_buffered_uart_printf_enable();
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}
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#endif // AM_BSP_DISABLE_BUFFERED_UART
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} // am_bsp_debug_printf_enable()
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//*****************************************************************************
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//
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//! @brief Enable the TPIU and ITM for debug printf messages.
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//!
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//! This function disables TPIU registers for debug printf messages and
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//! enables ITM GPIO pin to GPIO mode and prepares the MCU to go to deep sleep.
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//!
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//! @return None.
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//
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//*****************************************************************************
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void
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am_bsp_debug_printf_disable(void)
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{
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if (g_ui32PrintInterface == AM_BSP_PRINT_INFC_SWO)
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{
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am_bsp_itm_printf_disable();
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}
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else if (g_ui32PrintInterface == AM_BSP_PRINT_INFC_UART0)
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{
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am_bsp_uart_printf_disable();
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}
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} // am_bsp_debug_printf_disable()
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//*****************************************************************************
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//
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// @brief Enable printing over ITM.
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//
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//*****************************************************************************
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void
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#ifdef AM_BSP_GPIO_ITM_SWO
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am_bsp_itm_printf_enable(void)
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#else
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am_bsp_itm_printf_enable(uint32_t ui32Pin, am_hal_gpio_pincfg_t sPincfg)
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#endif
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{
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am_hal_tpiu_config_t TPIUcfg;
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//
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// Set the global print interface.
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//
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g_ui32PrintInterface = AM_BSP_PRINT_INFC_SWO;
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//
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// Enable the ITM interface and the SWO pin.
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//
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am_hal_itm_enable();
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//
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// Enable the ITM and TPIU
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// Set the BAUD clock for 1M
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//
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TPIUcfg.ui32SetItmBaud = AM_HAL_TPIU_BAUD_2M;
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am_hal_tpiu_enable(&TPIUcfg);
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#ifdef AM_BSP_GPIO_ITM_SWO
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am_hal_gpio_pinconfig(AM_BSP_GPIO_ITM_SWO, g_AM_BSP_GPIO_ITM_SWO);
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#else
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am_hal_gpio_pinconfig(ui32Pin, sPincfg);
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#endif
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//
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// Attach the ITM to the STDIO driver.
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//
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am_util_stdio_printf_init(am_hal_itm_print);
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} // am_bsp_itm_printf_enable()
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//*****************************************************************************
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//
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//! @brief ITM-based string print function.
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//!
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//! This function is used for printing a string via the ITM.
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//!
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//! @return None.
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//
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//*****************************************************************************
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void
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am_bsp_itm_string_print(char *pcString)
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{
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am_hal_itm_print(pcString);
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}
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//*****************************************************************************
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//
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// @brief Disable printing over ITM.
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//
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//*****************************************************************************
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void
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am_bsp_itm_printf_disable(void)
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{
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//
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// Disable the ITM/TPIU
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//
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am_hal_itm_disable();
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//
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// Detach the ITM interface from the STDIO driver.
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//
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am_util_stdio_printf_init(0);
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// //
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// // Disconnect the SWO pin
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// //
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// am_hal_gpio_pinconfig(AM_BSP_GPIO_ITM_SWO, g_AM_HAL_GPIO_DISABLE);
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} // am_bsp_itm_printf_disable()
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//*****************************************************************************
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//
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//! @brief Set up the IOM pins based on mode and module.
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//!
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//! This function configures up to 10-pins for MSPI serial, dual, quad,
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//! dual-quad, and octal operation.
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//!
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//! @return None.
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//
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//*****************************************************************************
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void
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am_bsp_iom_pins_enable(uint32_t ui32Module, am_hal_iom_mode_e eIOMMode)
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{
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uint32_t ui32Combined;
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//
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// Validate parameters
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//
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if ( ui32Module >= AM_REG_IOM_NUM_MODULES )
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{
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//
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// FPGA supports only IOM0 and 1.
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//
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return;
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}
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ui32Combined = ((ui32Module << 2) | eIOMMode);
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switch ( ui32Combined )
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{
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case ((0 << 2) | AM_HAL_IOM_SPI_MODE):
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM0_SCK, g_AM_BSP_GPIO_IOM0_SCK);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM0_MISO, g_AM_BSP_GPIO_IOM0_MISO);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM0_MOSI, g_AM_BSP_GPIO_IOM0_MOSI);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM0_CS, g_AM_BSP_GPIO_IOM0_CS);
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break;
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case ((1 << 2) | AM_HAL_IOM_SPI_MODE):
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM1_SCK, g_AM_BSP_GPIO_IOM1_SCK);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM1_MISO, g_AM_BSP_GPIO_IOM1_MISO);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM1_MOSI, g_AM_BSP_GPIO_IOM1_MOSI);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM1_CS, g_AM_BSP_GPIO_IOM1_CS);
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break;
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case ((2 << 2) | AM_HAL_IOM_SPI_MODE):
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM2_SCK, g_AM_BSP_GPIO_IOM2_SCK);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM2_MISO, g_AM_BSP_GPIO_IOM2_MISO);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM2_MOSI, g_AM_BSP_GPIO_IOM2_MOSI);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM2_CS, g_AM_BSP_GPIO_IOM2_CS);
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break;
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case ((3 << 2) | AM_HAL_IOM_SPI_MODE):
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM3_SCK, g_AM_BSP_GPIO_IOM3_SCK);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM3_MISO, g_AM_BSP_GPIO_IOM3_MISO);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM3_MOSI, g_AM_BSP_GPIO_IOM3_MOSI);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM3_CS, g_AM_BSP_GPIO_IOM3_CS);
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break;
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case ((4 << 2) | AM_HAL_IOM_SPI_MODE):
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM4_SCK, g_AM_BSP_GPIO_IOM4_SCK);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM4_MISO, g_AM_BSP_GPIO_IOM4_MISO);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM4_MOSI, g_AM_BSP_GPIO_IOM4_MOSI);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM4_CS, g_AM_BSP_GPIO_IOM4_CS);
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break;
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case ((5 << 2) | AM_HAL_IOM_SPI_MODE):
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM5_SCK, g_AM_BSP_GPIO_IOM5_SCK);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM5_MISO, g_AM_BSP_GPIO_IOM5_MISO);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM5_MOSI, g_AM_BSP_GPIO_IOM5_MOSI);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM5_CS, g_AM_BSP_GPIO_IOM5_CS);
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break;
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case ((0 << 2) | AM_HAL_IOM_I2C_MODE):
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM0_SCL, g_AM_BSP_GPIO_IOM0_SCL);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM0_SDA, g_AM_BSP_GPIO_IOM0_SDA);
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break;
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case ((1 << 2) | AM_HAL_IOM_I2C_MODE):
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM1_SCL, g_AM_BSP_GPIO_IOM1_SCL);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM1_SDA, g_AM_BSP_GPIO_IOM1_SDA);
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break;
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case ((2 << 2) | AM_HAL_IOM_I2C_MODE):
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM2_SCL, g_AM_BSP_GPIO_IOM2_SCL);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM2_SDA, g_AM_BSP_GPIO_IOM2_SDA);
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break;
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case ((3 << 2) | AM_HAL_IOM_I2C_MODE):
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM3_SCL, g_AM_BSP_GPIO_IOM3_SCL);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM3_SDA, g_AM_BSP_GPIO_IOM3_SDA);
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break;
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case ((4 << 2) | AM_HAL_IOM_I2C_MODE):
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM4_SCL, g_AM_BSP_GPIO_IOM4_SCL);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM4_SDA, g_AM_BSP_GPIO_IOM4_SDA);
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break;
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case ((5 << 2) | AM_HAL_IOM_I2C_MODE):
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM5_SCL, g_AM_BSP_GPIO_IOM5_SCL);
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am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM5_SDA, g_AM_BSP_GPIO_IOM5_SDA);
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break;
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default:
|
|
break;
|
|
}
|
|
} // am_bsp_iom_pins_enable()
|
|
|
|
//*****************************************************************************
|
|
//
|
|
//! @brief Disable the IOM pins based on mode and module.
|
|
//!
|
|
//! @return None.
|
|
//
|
|
//*****************************************************************************
|
|
void
|
|
am_bsp_iom_pins_disable(uint32_t ui32Module, am_hal_iom_mode_e eIOMMode)
|
|
{
|
|
uint32_t ui32Combined;
|
|
|
|
//
|
|
// Validate parameters
|
|
//
|
|
if ( ui32Module >= AM_REG_IOM_NUM_MODULES )
|
|
{
|
|
//
|
|
// FPGA supports only IOM0 and 1.
|
|
//
|
|
return;
|
|
}
|
|
|
|
ui32Combined = ((ui32Module << 2) | eIOMMode);
|
|
|
|
switch ( ui32Combined )
|
|
{
|
|
case ((0 << 2) | AM_HAL_IOM_SPI_MODE):
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM0_SCK, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM0_MISO, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM0_MOSI, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM0_CS, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
|
|
case ((1 << 2) | AM_HAL_IOM_SPI_MODE):
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM1_SCK, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM1_MISO, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM1_MOSI, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM1_CS, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
|
|
case ((2 << 2) | AM_HAL_IOM_SPI_MODE):
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM2_SCK, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM2_MISO, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM2_MOSI, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM2_CS, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
|
|
case ((3 << 2) | AM_HAL_IOM_SPI_MODE):
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM3_SCK, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM3_MISO, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM3_MOSI, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM3_CS, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
|
|
case ((4 << 2) | AM_HAL_IOM_SPI_MODE):
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM4_SCK, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM4_MISO, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM4_MOSI, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM4_CS, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
|
|
case ((5 << 2) | AM_HAL_IOM_SPI_MODE):
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM5_SCK, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM5_MISO, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM5_MOSI, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM5_CS, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
|
|
case ((0 << 2) | AM_HAL_IOM_I2C_MODE):
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM0_SCL, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM0_SDA, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
|
|
case ((1 << 2) | AM_HAL_IOM_I2C_MODE):
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM1_SCL, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM1_SDA, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
|
|
case ((2 << 2) | AM_HAL_IOM_I2C_MODE):
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM2_SCL, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM2_SDA, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
|
|
case ((3 << 2) | AM_HAL_IOM_I2C_MODE):
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM3_SCL, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM3_SDA, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
|
|
case ((4 << 2) | AM_HAL_IOM_I2C_MODE):
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM4_SCL, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM4_SDA, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
|
|
case ((5 << 2) | AM_HAL_IOM_I2C_MODE):
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM5_SCL, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOM5_SDA, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
} // am_bsp_iom_pins_disable()
|
|
|
|
//*****************************************************************************
|
|
//
|
|
//! @brief Set up the MSPI pins based on the external flash device type.
|
|
//!
|
|
//! This function configures up to 10-pins for MSPI serial, dual, quad,
|
|
//! dual-quad, and octal operation.
|
|
//!
|
|
//! @return None.
|
|
//
|
|
//*****************************************************************************
|
|
void
|
|
am_bsp_mspi_pins_enable(am_hal_mspi_device_e eMSPIDevice)
|
|
{
|
|
switch ( eMSPIDevice )
|
|
{
|
|
case AM_HAL_MSPI_FLASH_SERIAL_CE0:
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE0, g_AM_BSP_GPIO_MSPI_CE0);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D0, g_AM_BSP_GPIO_MSPI_D0);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D1, g_AM_BSP_GPIO_MSPI_D1);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_SCK, g_AM_BSP_GPIO_MSPI_SCK);
|
|
break;
|
|
case AM_HAL_MSPI_FLASH_SERIAL_CE1:
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE1, g_AM_BSP_GPIO_MSPI_CE1);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D4, g_AM_BSP_GPIO_MSPI_D4);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D5, g_AM_BSP_GPIO_MSPI_D5);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_SCK, g_AM_BSP_GPIO_MSPI_SCK);
|
|
break;
|
|
case AM_HAL_MSPI_FLASH_DUAL_CE0:
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE0, g_AM_BSP_GPIO_MSPI_CE0);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D0, g_AM_BSP_GPIO_MSPI_D0);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D1, g_AM_BSP_GPIO_MSPI_D1);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_SCK, g_AM_BSP_GPIO_MSPI_SCK);
|
|
break;
|
|
case AM_HAL_MSPI_FLASH_DUAL_CE1:
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE1, g_AM_BSP_GPIO_MSPI_CE1);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D4, g_AM_BSP_GPIO_MSPI_D4);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D5, g_AM_BSP_GPIO_MSPI_D5);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_SCK, g_AM_BSP_GPIO_MSPI_SCK);
|
|
break;
|
|
case AM_HAL_MSPI_FLASH_QUAD_CE0:
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE0, g_AM_BSP_GPIO_MSPI_CE0);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D0, g_AM_BSP_GPIO_MSPI_D0);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D1, g_AM_BSP_GPIO_MSPI_D1);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D2, g_AM_BSP_GPIO_MSPI_D2);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D3, g_AM_BSP_GPIO_MSPI_D3);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_SCK, g_AM_BSP_GPIO_MSPI_SCK);
|
|
break;
|
|
case AM_HAL_MSPI_FLASH_QUAD_CE1:
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE1, g_AM_BSP_GPIO_MSPI_CE1);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D4, g_AM_BSP_GPIO_MSPI_D4);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D5, g_AM_BSP_GPIO_MSPI_D5);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D6, g_AM_BSP_GPIO_MSPI_D6);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D7, g_AM_BSP_GPIO_MSPI_D7);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_SCK, g_AM_BSP_GPIO_MSPI_SCK);
|
|
break;
|
|
case AM_HAL_MSPI_FLASH_OCTAL_CE0:
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE0, g_AM_BSP_GPIO_MSPI_CE0);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D0, g_AM_BSP_GPIO_MSPI_D0);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D1, g_AM_BSP_GPIO_MSPI_D1);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D2, g_AM_BSP_GPIO_MSPI_D2);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D3, g_AM_BSP_GPIO_MSPI_D3);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D4, g_AM_BSP_GPIO_MSPI_D4);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D5, g_AM_BSP_GPIO_MSPI_D5);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D6, g_AM_BSP_GPIO_MSPI_D6);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D7, g_AM_BSP_GPIO_MSPI_D7);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_SCK, g_AM_BSP_GPIO_MSPI_SCK);
|
|
break;
|
|
case AM_HAL_MSPI_FLASH_OCTAL_CE1:
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE1, g_AM_BSP_GPIO_MSPI_CE1);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D0, g_AM_BSP_GPIO_MSPI_D0);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D1, g_AM_BSP_GPIO_MSPI_D1);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D2, g_AM_BSP_GPIO_MSPI_D2);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D3, g_AM_BSP_GPIO_MSPI_D3);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D4, g_AM_BSP_GPIO_MSPI_D4);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D5, g_AM_BSP_GPIO_MSPI_D5);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D6, g_AM_BSP_GPIO_MSPI_D6);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D7, g_AM_BSP_GPIO_MSPI_D7);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_SCK, g_AM_BSP_GPIO_MSPI_SCK);
|
|
break;
|
|
case AM_HAL_MSPI_FLASH_QUADPAIRED:
|
|
case AM_HAL_MSPI_FLASH_QUADPAIRED_SERIAL:
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE0, g_AM_BSP_GPIO_MSPI_CE0);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE1, g_AM_BSP_GPIO_MSPI_CE1);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D0, g_AM_BSP_GPIO_MSPI_D0);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D1, g_AM_BSP_GPIO_MSPI_D1);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D2, g_AM_BSP_GPIO_MSPI_D2);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D3, g_AM_BSP_GPIO_MSPI_D3);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D4, g_AM_BSP_GPIO_MSPI_D4);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D5, g_AM_BSP_GPIO_MSPI_D5);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D6, g_AM_BSP_GPIO_MSPI_D6);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D7, g_AM_BSP_GPIO_MSPI_D7);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_SCK, g_AM_BSP_GPIO_MSPI_SCK);
|
|
break;
|
|
}
|
|
} // am_bsp_mspi_pins_enable()
|
|
|
|
//*****************************************************************************
|
|
//
|
|
//! @brief Disable the MSPI pins based on the external flash device type.
|
|
//!
|
|
//! This function configures up to 10-pins for MSPI serial, dual, quad,
|
|
//! dual-quad, and octal operation.
|
|
//!
|
|
//! @return None.
|
|
//
|
|
//*****************************************************************************
|
|
void
|
|
am_bsp_mspi_pins_disable(am_hal_mspi_device_e eMSPIDevice)
|
|
{
|
|
switch ( eMSPIDevice )
|
|
{
|
|
case AM_HAL_MSPI_FLASH_SERIAL_CE0:
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE0, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D0, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D1, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_SCK, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
case AM_HAL_MSPI_FLASH_SERIAL_CE1:
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE1, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D4, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D5, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_SCK, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
case AM_HAL_MSPI_FLASH_DUAL_CE0:
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE0, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D0, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D1, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_SCK, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
case AM_HAL_MSPI_FLASH_DUAL_CE1:
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE1, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D4, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D5, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_SCK, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
case AM_HAL_MSPI_FLASH_QUAD_CE0:
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE0, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D0, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D1, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D2, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D3, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_SCK, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
case AM_HAL_MSPI_FLASH_QUAD_CE1:
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE1, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D4, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D5, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D6, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D7, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_SCK, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
case AM_HAL_MSPI_FLASH_OCTAL_CE0:
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE0, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D0, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D1, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D2, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D3, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D4, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D5, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D6, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D7, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_SCK, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
case AM_HAL_MSPI_FLASH_OCTAL_CE1:
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE1, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D0, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D1, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D2, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D3, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D4, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D5, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D6, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D7, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_SCK, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
case AM_HAL_MSPI_FLASH_QUADPAIRED:
|
|
case AM_HAL_MSPI_FLASH_QUADPAIRED_SERIAL:
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE0, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_CE1, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D0, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D1, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D2, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D3, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D4, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D5, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D6, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_D7, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_MSPI_SCK, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
}
|
|
} // am_bsp_mspi_pins_disable()
|
|
|
|
//*****************************************************************************
|
|
//
|
|
//! @brief Set up the IOS pins based on mode and module.
|
|
//!
|
|
//! @return None.
|
|
//
|
|
//*****************************************************************************
|
|
void am_bsp_ios_pins_enable(uint32_t ui32Module, uint32_t ui32IOSMode)
|
|
{
|
|
uint32_t ui32Combined;
|
|
|
|
//
|
|
// Validate parameters
|
|
//
|
|
if ( ui32Module >= AM_REG_IOSLAVE_NUM_MODULES )
|
|
{
|
|
return;
|
|
}
|
|
|
|
ui32Combined = ((ui32Module << 2) | ui32IOSMode);
|
|
|
|
switch ( ui32Combined )
|
|
{
|
|
case ((0 << 2) | AM_HAL_IOS_USE_SPI):
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOS_SCK, g_AM_BSP_GPIO_IOS_SCK);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOS_MISO, g_AM_BSP_GPIO_IOS_MISO);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOS_MOSI, g_AM_BSP_GPIO_IOS_MOSI);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOS_CE, g_AM_BSP_GPIO_IOS_CE);
|
|
break;
|
|
|
|
case ((0 << 2) | AM_HAL_IOS_USE_I2C):
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOS_SCL, g_AM_BSP_GPIO_IOS_SCL);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOS_SDA, g_AM_BSP_GPIO_IOS_SDA);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
} // am_bsp_ios_pins_enable()
|
|
|
|
//*****************************************************************************
|
|
//
|
|
//! @brief Disable the IOS pins based on mode and module.
|
|
//!
|
|
//! @return None.
|
|
//
|
|
//*****************************************************************************
|
|
void am_bsp_ios_pins_disable(uint32_t ui32Module, uint32_t ui32IOSMode)
|
|
{
|
|
uint32_t ui32Combined;
|
|
|
|
//
|
|
// Validate parameters
|
|
//
|
|
if ( ui32Module >= AM_REG_IOSLAVE_NUM_MODULES )
|
|
{
|
|
return;
|
|
}
|
|
|
|
ui32Combined = ((ui32Module << 2) | ui32IOSMode);
|
|
|
|
switch ( ui32Combined )
|
|
{
|
|
case ((0 << 2) | AM_HAL_IOS_USE_SPI):
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOS_SCK, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOS_MISO, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOS_MOSI, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOS_CE, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
|
|
case ((0 << 2) | AM_HAL_IOS_USE_I2C):
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOS_SCL, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_IOS_SDA, g_AM_HAL_GPIO_DISABLE);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
} // am_bsp_ios_pins_disable()
|
|
|
|
//*****************************************************************************
|
|
//
|
|
//! @brief UART-based string print function.
|
|
//!
|
|
//! This function is used for printing a string via the UART, which for some
|
|
//! MCU devices may be multi-module.
|
|
//!
|
|
//! @return None.
|
|
//
|
|
//*****************************************************************************
|
|
void
|
|
am_bsp_uart_string_print(char *pcString)
|
|
{
|
|
uint32_t ui32StrLen = 0;
|
|
uint32_t ui32BytesWritten = 0;
|
|
|
|
//
|
|
// Measure the length of the string.
|
|
//
|
|
while (pcString[ui32StrLen] != 0)
|
|
{
|
|
ui32StrLen++;
|
|
}
|
|
|
|
//
|
|
// Print the string via the UART.
|
|
//
|
|
const am_hal_uart_transfer_t sUartWrite =
|
|
{
|
|
.ui32Direction = AM_HAL_UART_WRITE,
|
|
.pui8Data = (uint8_t *) pcString,
|
|
.ui32NumBytes = ui32StrLen,
|
|
.ui32TimeoutMs = AM_HAL_UART_WAIT_FOREVER,
|
|
.pui32BytesTransferred = &ui32BytesWritten,
|
|
};
|
|
|
|
am_hal_uart_transfer(g_sCOMUART, &sUartWrite);
|
|
|
|
if (ui32BytesWritten != ui32StrLen)
|
|
{
|
|
//
|
|
// Couldn't send the whole string!!
|
|
//
|
|
while(1);
|
|
}
|
|
} // am_bsp_uart_string_print()
|
|
|
|
//*****************************************************************************
|
|
//
|
|
// Pass-through function to let applications access the COM UART.
|
|
//
|
|
//*****************************************************************************
|
|
uint32_t
|
|
am_bsp_com_uart_transfer(const am_hal_uart_transfer_t *psTransfer)
|
|
{
|
|
return am_hal_uart_transfer(g_sCOMUART, psTransfer);
|
|
} // am_bsp_com_uart_transfer()
|
|
|
|
//*****************************************************************************
|
|
//
|
|
// Initialize and configure the UART
|
|
//
|
|
//*****************************************************************************
|
|
void
|
|
am_bsp_uart_printf_enable(void)
|
|
{
|
|
//
|
|
// Save the information that we're using the UART for printing.
|
|
//
|
|
g_ui32PrintInterface = AM_BSP_PRINT_INFC_UART0;
|
|
|
|
//
|
|
// Initialize, power up, and configure the communication UART. Use the
|
|
// custom configuration if it was provided. Otherwise, just use the default
|
|
// configuration.
|
|
//
|
|
am_hal_uart_initialize(AM_BSP_UART_PRINT_INST, &g_sCOMUART);
|
|
am_hal_uart_power_control(g_sCOMUART, AM_HAL_SYSCTRL_WAKE, false);
|
|
am_hal_uart_configure(g_sCOMUART, &g_sBspUartConfig);
|
|
|
|
//
|
|
// Enable the UART pins.
|
|
//
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_COM_UART_TX, g_AM_BSP_GPIO_COM_UART_TX);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_COM_UART_RX, g_AM_BSP_GPIO_COM_UART_RX);
|
|
|
|
//
|
|
// Register the BSP print function to the STDIO driver.
|
|
//
|
|
am_util_stdio_printf_init(am_bsp_uart_string_print);
|
|
} // am_bsp_uart_printf_enable()
|
|
|
|
//*****************************************************************************
|
|
//
|
|
// Initialize and configure the UART with a custom configuration
|
|
//
|
|
//*****************************************************************************
|
|
void
|
|
am_bsp_uart_printf_enable_custom(const am_hal_uart_config_t* p_config)
|
|
{
|
|
//
|
|
// Save the information that we're using the UART for printing.
|
|
//
|
|
g_ui32PrintInterface = AM_BSP_PRINT_INFC_UART0;
|
|
|
|
//
|
|
// Initialize, power up, and configure the communication UART. Use the
|
|
// custom configuration if it was provided. Otherwise, just use the default
|
|
// configuration.
|
|
//
|
|
am_hal_uart_initialize(AM_BSP_UART_PRINT_INST, &g_sCOMUART);
|
|
am_hal_uart_power_control(g_sCOMUART, AM_HAL_SYSCTRL_WAKE, false);
|
|
am_hal_uart_configure(g_sCOMUART, p_config);
|
|
|
|
//
|
|
// Enable the UART pins.
|
|
//
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_COM_UART_TX, g_AM_BSP_GPIO_COM_UART_TX);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_COM_UART_RX, g_AM_BSP_GPIO_COM_UART_RX);
|
|
|
|
//
|
|
// Register the BSP print function to the STDIO driver.
|
|
//
|
|
am_util_stdio_printf_init(am_bsp_uart_string_print);
|
|
} // am_bsp_uart_printf_enable()
|
|
|
|
//*****************************************************************************
|
|
//
|
|
// Disable the UART
|
|
//
|
|
//*****************************************************************************
|
|
void
|
|
am_bsp_uart_printf_disable(void)
|
|
{
|
|
//
|
|
// Make sure the UART has finished sending everything it's going to send.
|
|
//
|
|
am_hal_uart_tx_flush(g_sCOMUART);
|
|
|
|
//
|
|
// Detach the UART from the stdio driver.
|
|
//
|
|
am_util_stdio_printf_init(0);
|
|
|
|
//
|
|
// Power down the UART, and surrender the handle.
|
|
//
|
|
am_hal_uart_power_control(g_sCOMUART, AM_HAL_SYSCTRL_DEEPSLEEP, false);
|
|
am_hal_uart_deinitialize(g_sCOMUART);
|
|
|
|
//
|
|
// Disable the UART pins.
|
|
//
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_COM_UART_TX, g_AM_HAL_GPIO_DISABLE);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_COM_UART_RX, g_AM_HAL_GPIO_DISABLE);
|
|
|
|
} // am_bsp_uart_printf_disable()
|
|
|
|
#ifndef AM_BSP_DISABLE_BUFFERED_UART
|
|
//*****************************************************************************
|
|
//
|
|
// Initialize and configure the UART
|
|
//
|
|
//*****************************************************************************
|
|
void
|
|
am_bsp_buffered_uart_printf_enable(void)
|
|
{
|
|
//
|
|
// Save the information that we're using the UART for printing.
|
|
//
|
|
g_ui32PrintInterface = AM_BSP_PRINT_INFC_UART0;
|
|
|
|
//
|
|
// Initialize, power up, and configure the communication UART. Use the
|
|
// custom configuration if it was provided. Otherwise, just use the default
|
|
// configuration.
|
|
//
|
|
am_hal_uart_initialize(AM_BSP_UART_PRINT_INST, &g_sCOMUART);
|
|
am_hal_uart_power_control(g_sCOMUART, AM_HAL_SYSCTRL_WAKE, false);
|
|
am_hal_uart_configure(g_sCOMUART, &g_sBspUartBufferedConfig);
|
|
|
|
//
|
|
// Enable the UART pins.
|
|
//
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_COM_UART_TX, g_AM_BSP_GPIO_COM_UART_TX);
|
|
am_hal_gpio_pinconfig(AM_BSP_GPIO_COM_UART_RX, g_AM_BSP_GPIO_COM_UART_RX);
|
|
|
|
//
|
|
// Register the BSP print function to the STDIO driver.
|
|
//
|
|
am_util_stdio_printf_init(am_bsp_uart_string_print);
|
|
|
|
//
|
|
// Enable the interrupts for the UART.
|
|
//
|
|
NVIC_EnableIRQ((IRQn_Type)(UART0_IRQn + AM_BSP_UART_PRINT_INST));
|
|
} // am_bsp_buffered_uart_printf_enable()
|
|
|
|
//*****************************************************************************
|
|
//
|
|
// Interrupt routine for the buffered UART interface.
|
|
//
|
|
//*****************************************************************************
|
|
void
|
|
am_bsp_buffered_uart_service(void)
|
|
{
|
|
uint32_t ui32Status, ui32Idle;
|
|
am_hal_uart_interrupt_status_get(g_sCOMUART, &ui32Status, true);
|
|
am_hal_uart_interrupt_clear(g_sCOMUART, ui32Status);
|
|
am_hal_uart_interrupt_service(g_sCOMUART, ui32Status, &ui32Idle);
|
|
} // am_bsp_buffered_uart_service()
|
|
#endif // AM_BSP_DISABLE_BUFFERED_UART
|
|
|
|
|
|
|
|
//*****************************************************************************
|
|
//
|
|
// End Doxygen group.
|
|
//! @}
|
|
//
|
|
//*****************************************************************************
|