move boards to root folder

boards/ngx/board_ngx4330.c

@@ -0,0 +1,158 @@
+/**************************************************************************/
+/*!
+    @file     board_ngx4330.c
+    @author   hathach (tinyusb.org)
+
+    @section LICENSE
+
+    Software License Agreement (BSD License)
+
+    Copyright (c) 2013, hathach (tinyusb.org)
+    All rights reserved.
+
+    Redistribution and use in source and binary forms, with or without
+    modification, are permitted provided that the following conditions are met:
+    1. Redistributions of source code must retain the above copyright
+    notice, this list of conditions and the following disclaimer.
+    2. 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.
+    3. Neither the name of the copyright holders 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 ''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 HOLDER 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 is part of the tinyusb stack.
+*/
+/**************************************************************************/
+
+#include "../board.h"
+
+#if BOARD == BOARD_NGX4330
+
+#define BOARD_UART_PORT           LPC_USART0
+
+const static struct {
+  uint8_t mux_port;
+  uint8_t mux_pin;
+
+  uint8_t gpio_port;
+  uint8_t gpio_pin;
+}leds[] = { {2, 11, 1, 11}, {2, 12, 1,12} };
+
+enum {
+  BOARD_MAX_LEDS = sizeof(leds) / sizeof(leds[0])
+};
+
+const static struct {
+  uint8_t mux_port;
+  uint8_t mux_pin;
+
+  uint8_t gpio_port;
+  uint8_t gpio_pin;
+}buttons[] = { {0x02, 7, 0, 7 } };
+
+enum {
+  BOARD_BUTTON_COUNT = sizeof(buttons) / sizeof(buttons[0])
+};
+
+void board_init(void)
+{
+  CGU_Init();
+
+#if TUSB_CFG_OS == TUSB_OS_NONE // TODO may move to main.c
+  SysTick_Config( CGU_GetPCLKFrequency(CGU_PERIPHERAL_M4CORE)/CFG_TICKS_PER_SECOND );	/* 1 ms Timer */
+#endif
+
+  //------------- USB Bus power HOST ONLY-------------//
+  scu_pinmux(0x1, 7, MD_PUP | MD_EZI, FUNC4);	// P1_7 USB0_PWR_EN, USB0 VBus function Xplorer
+
+  scu_pinmux(0x2, 6, MD_PUP | MD_EZI, FUNC4); // P2_6 is configured as GPIO5[6] for USB1_PWR_EN
+  GPIO_SetDir   (5, BIT_(6), 1);              // GPIO5[6] is output
+  GPIO_SetValue (5, BIT_(6));                 // GPIO5[6] output high
+
+  //------------- LED -------------//
+  for (uint8_t i=0; i<BOARD_MAX_LEDS; i++)
+  {
+    scu_pinmux(leds[i].mux_port, leds[i].mux_pin, MD_PUP|MD_EZI|MD_ZI, FUNC0);
+    GPIO_SetDir(leds[i].gpio_port, BIT_(leds[i].gpio_pin), 1); // output
+  }
+
+  //------------- BUTTONS -------------//
+  for(uint8_t i=0; i<BOARD_BUTTON_COUNT; i++)
+  {
+    scu_pinmux(buttons[i].mux_port, buttons[i].mux_pin, GPIO_NOPULL, FUNC0);
+    GPIO_SetDir(buttons[i].gpio_port, BIT_(buttons[i].gpio_pin), 0);
+  }
+
+  //------------- UART init -------------//
+  scu_pinmux(0x6 ,4, MD_PDN | MD_EZI, FUNC2); 	// UART0_TXD
+  scu_pinmux(0x6 ,5, MD_PDN | MD_EZI, FUNC2); 	// UART0_RXD
+
+  UART_CFG_Type UARTConfigStruct;
+  UART_ConfigStructInit(&UARTConfigStruct);                   // default: baud = 9600, 8 bit data, 1 stop bit, no parity
+  UARTConfigStruct.Baud_rate   = CFG_UART_BAUDRATE;           // Re-configure baudrate
+  UARTConfigStruct.Clock_Speed = 0;
+
+  UART_Init(BOARD_UART_PORT, &UARTConfigStruct);
+  UART_TxCmd(BOARD_UART_PORT, ENABLE);           // Enable UART
+}
+
+//--------------------------------------------------------------------+
+// LEDS
+//--------------------------------------------------------------------+
+void board_leds(uint32_t on_mask, uint32_t off_mask)
+{
+  for (uint32_t i=0; i<BOARD_MAX_LEDS; i++)
+  {
+    if ( on_mask & BIT_(i))
+    {
+      GPIO_SetValue(leds[i].gpio_port, BIT_(leds[i].gpio_pin));
+    }else if ( off_mask & BIT_(i)) // on_mask take precedence over off_mask
+    {
+      GPIO_ClearValue(leds[i].gpio_port, BIT_(leds[i].gpio_pin));
+    }
+  }
+}
+
+//--------------------------------------------------------------------+
+// BUTTONS
+//--------------------------------------------------------------------+
+static bool button_read(uint8_t id)
+{
+  return !BIT_TEST_( GPIO_ReadValue(buttons[id].gpio_port), buttons[id].gpio_pin ); // button is active low
+}
+
+uint32_t board_buttons(void)
+{
+  uint32_t result = 0;
+
+  for(uint8_t i=0; i<BOARD_BUTTON_COUNT; i++) result |= (button_read(i) ? BIT_(i) : 0);
+
+  return result;
+}
+
+//--------------------------------------------------------------------+
+// UART
+//--------------------------------------------------------------------+
+uint8_t  board_uart_getchar(void)
+{
+  return UART_ReceiveByte(BOARD_UART_PORT);
+}
+
+void board_uart_putchar(uint8_t c)
+{
+  UART_Send(BOARD_UART_PORT, &c, 1, BLOCKING);
+}
+
+#endif