155 lines
5.6 KiB
C
155 lines
5.6 KiB
C
/**************************************************************************/
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/*!
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@file board_mcb4300.c
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@author hathach (tinyusb.org)
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@section LICENSE
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Software License Agreement (BSD License)
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Copyright (c) 2013, hathach (tinyusb.org)
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All rights reserved.
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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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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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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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3. Neither the name of the copyright holders nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
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EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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This file is part of the tinyusb stack.
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*/
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/**************************************************************************/
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#include "../board.h"
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#if BOARD == BOARD_MCB4300
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//--------------------------------------------------------------------+
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// INCLUDE
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//--------------------------------------------------------------------+
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#define BOARD_MAX_LEDS 8
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#define BOARD_UART_PORT LPC_USART0
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#define BOARD_UART_PIN_PORT 2
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#define BOARD_UART_PIN_TX 0
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#define BOARD_UART_PIN_RX 1
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//--------------------------------------------------------------------+
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// MACRO CONSTANT TYPEDEF
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//--------------------------------------------------------------------+
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static const uint8_t ledports[] = {6, 6, 6, 6, 6, 4, 4, 4};
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static const uint8_t ledbits[] = {24, 25, 26, 27, 28, 12, 13, 14};
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const static struct {
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uint8_t port;
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uint8_t pin;
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}leds[BOARD_MAX_LEDS] = {
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{6, 24}, {6, 25}, {6, 26}, {6, 27},
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{4, 28}, {4, 12}, {4, 13}, {4, 14}};
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//--------------------------------------------------------------------+
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// INTERNAL OBJECT & FUNCTION DECLARATION
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//--------------------------------------------------------------------+
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//--------------------------------------------------------------------+
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// IMPLEMENTATION
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//--------------------------------------------------------------------+
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void board_init(void)
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{
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CGU_Init();
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#if TUSB_CFG_OS == TUSB_OS_NONE // TODO may move to main.c
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SysTick_Config(CGU_GetPCLKFrequency(CGU_PERIPHERAL_M4CORE) / TUSB_CFG_TICKS_HZ); // 1 msec tick timer
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#endif
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//------------- USB Bus power HOST ONLY-------------//
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// Keil VBUS0 is P6_3
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scu_pinmux(0x6, 3, MD_PUP | MD_EZI, FUNC1); // P6_3 USB0_PWR_EN, USB0 VBus function
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// Keil VBUS1 is P9_5
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scu_pinmux(0x9, 5, MD_PUP | MD_EZI, FUNC2); // P9_5 USB1_PWR_EN, USB1 VBus function
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//------------- LEDs init, J21 must be installed -------------//
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LPC_SCU->SFSPD_10 = 4; // GPIO6[24]
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LPC_SCU->SFSPD_11 = 4; // GPIO6[25]
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LPC_SCU->SFSPD_12 = 4; // GPIO6[26]
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LPC_SCU->SFSPD_13 = 4; // GPIO6[27]
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LPC_SCU->SFSPD_14 = 4; // GPIO6[28]
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LPC_SCU->SFSP9_0 = 0; // GPIO4[12]
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LPC_SCU->SFSP9_1 = 0; // GPIO4[13]
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LPC_SCU->SFSP9_2 = 0; // GPIO4[14]
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for(uint32_t i=0; i<BOARD_MAX_LEDS; i++)
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{
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GPIO_SetDir(leds[i].port, BIT_(leds[i].pin), 1); // output
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}
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//------------- UART -------------//
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scu_pinmux(BOARD_UART_PIN_PORT, BOARD_UART_PIN_TX, MD_PDN , FUNC1);
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scu_pinmux(BOARD_UART_PIN_PORT, BOARD_UART_PIN_RX, MD_PLN|MD_EZI|MD_ZI, FUNC1);
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UART_CFG_Type UARTConfigStruct;
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UART_ConfigStructInit(&UARTConfigStruct);
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UARTConfigStruct.Baud_rate = CFG_UART_BAUDRATE;
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UARTConfigStruct.Clock_Speed = 0;
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UART_Init(BOARD_UART_PORT, &UARTConfigStruct);
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UART_TxCmd(BOARD_UART_PORT, ENABLE); // Enable UART Transmit
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}
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//--------------------------------------------------------------------+
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// LEDS
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//--------------------------------------------------------------------+
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void board_leds(uint32_t on_mask, uint32_t off_mask)
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{
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for (uint32_t i=0; i<BOARD_MAX_LEDS; i++)
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{
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if ( on_mask & BIT_(i))
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{
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GPIO_SetValue(leds[i].port, BIT_(leds[i].pin));
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}else if ( off_mask & BIT_(i)) // on_mask take precedence over off_mask
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{
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GPIO_ClearValue(leds[i].port, BIT_(leds[i].pin));
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}
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}
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}
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//--------------------------------------------------------------------+
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// BUTTONS
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//--------------------------------------------------------------------+
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uint32_t board_buttons(void)
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{
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return 0; // TODO buttons for mcb4300
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}
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//--------------------------------------------------------------------+
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// UART
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//--------------------------------------------------------------------+
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uint8_t board_uart_getchar(void)
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{
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return UART_ReceiveByte(BOARD_UART_PORT);
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}
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void board_uart_putchar(uint8_t c)
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{
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UART_Send(BOARD_UART_PORT, &c, 1, BLOCKING);
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}
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#endif
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