From 95df92055c355b8184675663a2d4c66ad6c21d51 Mon Sep 17 00:00:00 2001
From: hathach <thachha@live.com>
Date: Mon, 8 Apr 2013 02:36:43 +0700
Subject: [PATCH] fix board uart init with NGX4330 (use UART0) add USB1_PWR_EN
 (GPIO5[6])

---
 demos/bsp/boards/board_ea4357.c  |  5 +--
 demos/bsp/boards/board_ngx4330.c | 27 ++++++------
 demos/bsp/boards/board_ngx4330.h | 76 ++++++++++++++++++++++++++++++++
 demos/host/main.c                | 14 ++++--
 4 files changed, 102 insertions(+), 20 deletions(-)
 create mode 100644 demos/bsp/boards/board_ngx4330.h

diff --git a/demos/bsp/boards/board_ea4357.c b/demos/bsp/boards/board_ea4357.c
index 89bcc440..5d1aee4d 100644
--- a/demos/bsp/boards/board_ea4357.c
+++ b/demos/bsp/boards/board_ea4357.c
@@ -62,8 +62,7 @@ void board_init(void)
 
 #if 0
   // Leds Init
-	uint8_t i;
-	for (i=0; i<CFG_LED_NUMBER; i++)
+	for (uint8_t i=0; i<CFG_LED_NUMBER; i++)
 	{
 	  scu_pinmux(leds[i].port, leds[i].pin, MD_PUP|MD_EZI|MD_ZI, 0); // MD_PDN
 	  GPIO_SetDir(leds[i].port, BIT_(leds[i].pin), 1); // output
@@ -71,7 +70,7 @@ void board_init(void)
 #endif
 
 #if CFG_UART_ENABLE
-  // pinsel for UART
+  //------------- UART init -------------//
 	scu_pinmux(0xF ,10 , MD_PDN, FUNC1); 	              // PF.10 : UART0_TXD
 	scu_pinmux(0xF ,11 , MD_PLN|MD_EZI|MD_ZI, FUNC1); 	// PF.11 : UART0_RXD
 
diff --git a/demos/bsp/boards/board_ngx4330.c b/demos/bsp/boards/board_ngx4330.c
index 16179b7c..cc85b699 100644
--- a/demos/bsp/boards/board_ngx4330.c
+++ b/demos/bsp/boards/board_ngx4330.c
@@ -57,26 +57,26 @@ const static struct {
 
 void board_init(void)
 {
+  SystemInit();
   CGU_Init();
 	SysTick_Config( CGU_GetPCLKFrequency(CGU_PERIPHERAL_M4CORE)/CFG_TICKS_PER_SECOND );	/* 1 ms Timer */
 
-	// USB Pin init
-	/* Turn on 5V USB VBUS TODO Should be Host-only */
-	scu_pinmux(0x2, 6, MD_PUP | MD_EZI, FUNC4);				// P2_6 USB1_PWR_EN, USB1 VBus function
-	scu_pinmux(0x2, 5, MD_PLN | MD_EZI | MD_ZI, FUNC2);		// P2_5 USB1_VBUS, MUST CONFIGURE THIS SIGNAL FOR USB1 NORMAL OPERATION
+	//------------- USB Bus power HOST ONLY-------------//
+	scu_pinmux(0x1, 7, MD_PUP | MD_EZI, FUNC4);	// P1_7 USB0_PWR_EN, USB0 VBus function Xplorer
 
-	/* Turn on 5V USB VBUS TODO Should be 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
 
 	// Leds Init
-	uint8_t i;
-	for (i=0; i<BOARD_MAX_LEDS; i++)
+	for (uint8_t i=0; i<BOARD_MAX_LEDS; i++)
 	{
 	  scu_pinmux(leds[i].port, leds[i].pin, MD_PUP|MD_EZI|MD_ZI, FUNC0);
 	  GPIO_SetDir(leds[i].port, BIT_(leds[i].pin), 1); // output
 	}
 
-	// UART init
+#if CFG_UART_ENABLE
+	//------------- UART init -------------//
 	UART_CFG_Type UARTConfigStruct;
 
 	scu_pinmux(0x6 ,4, MD_PDN|MD_EZI, FUNC2); 	// UART0_TXD
@@ -87,12 +87,13 @@ void board_init(void)
 
 	UART_Init((LPC_USARTn_Type*) LPC_USART0, &UARTConfigStruct); // Initialize UART port
 	UART_TxCmd((LPC_USARTn_Type*) LPC_USART0, ENABLE);           // Enable UART
+#endif
+
 }
 
 void board_leds(uint32_t mask, uint32_t state)
 {
-  uint8_t i;
-  for(i=0; i<BOARD_MAX_LEDS; i++)
+  for(uint8_t i=0; i<BOARD_MAX_LEDS; i++)
   {
     if ( mask & BIT_(i) )
     {
@@ -103,12 +104,12 @@ void board_leds(uint32_t mask, uint32_t state)
 
 uint32_t board_uart_send(uint8_t *p_buffer, uint32_t length)
 {
-  return UART_Send((LPC_USARTn_Type*) LPC_UART1, p_buffer, length, BLOCKING);
+  return UART_Send((LPC_USARTn_Type*) LPC_USART0, p_buffer, length, BLOCKING);
 }
 
 uint32_t board_uart_recv(uint8_t *p_buffer, uint32_t length)
 {
-  return UART_Receive((LPC_USARTn_Type*) LPC_UART1, p_buffer, length, BLOCKING);
+  return UART_Receive((LPC_USARTn_Type*) LPC_USART0, p_buffer, length, BLOCKING);
 }
 
 #endif
diff --git a/demos/bsp/boards/board_ngx4330.h b/demos/bsp/boards/board_ngx4330.h
new file mode 100644
index 00000000..c3c126c4
--- /dev/null
+++ b/demos/bsp/boards/board_ngx4330.h
@@ -0,0 +1,76 @@
+/*
+ * board_ngx4330.h
+ *
+ *  Created on: Jan 17, 2013
+ *      Author: hathach
+ */
+
+/*
+ * 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. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 tiny usb stack.
+ */
+
+/** \file
+ *  \brief TBD
+ *
+ *  \note TBD
+ */
+
+/** \ingroup TBD
+ *  \defgroup TBD
+ *  \brief TBD
+ *
+ *  @{
+ */
+
+#ifndef _TUSB_BOARD_NGX4330_H_
+#define _TUSB_BOARD_NGX4330_H_
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+#include "LPC43xx.h"
+#include "lpc43xx_scu.h"
+#include "lpc43xx_cgu.h"
+#include "lpc43xx_gpio.h"
+#include "lpc43xx_uart.h"
+
+#define CFG_LED_NUMBER  0
+#define CFG_LED_ON               (1)
+#define CFG_LED_OFF              (0)
+
+#define CFG_PRINTF_TARGET       PRINTF_TARGET_UART
+
+#ifdef __cplusplus
+ }
+#endif
+
+#endif /* _TUSB_BOARD_NGX4330_H_ */
+
+/** @} */
diff --git a/demos/host/main.c b/demos/host/main.c
index 247b91cd..bb2084a5 100644
--- a/demos/host/main.c
+++ b/demos/host/main.c
@@ -28,11 +28,17 @@ int main(void)
     keyboard_app_task();
     mouse_app_task();
 
-    if (current_tick + 10*CFG_TICKS_PER_SECOND < system_ticks)
+    if (current_tick + CFG_TICKS_PER_SECOND < system_ticks)
     {
-      current_tick = system_ticks;
-//      board_leds(0x01, (current_tick/CFG_TICKS_PER_SECOND)%2); /* Toggle LED once per second */
-      printf("tinyusb: " __DATE__ "\t" __TIME__ "\n"); // toggle leds on EA4357 is quite troublesome
+      static uint8_t timeout_10_ms = 0;
+      timeout_10_ms = (timeout_10_ms+1) % 10;
+      if (timeout_10_ms % 10 == 0)
+      {
+        printf("tinyusb: " __DATE__ "\t" __TIME__ "\n"); // toggle leds on EA4357 is quite troublesome
+      }
+
+      current_tick += CFG_TICKS_PER_SECOND;
+      board_leds(0x01, (current_tick/CFG_TICKS_PER_SECOND)%2); /* Toggle LED once per second */
     }
   }