update AT91SAM9260 i2c driver

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@2160 bbd45198-f89e-11dd-88c7-29a3b14d5316

bsp/at91sam9260/application.c

@@ -18,6 +18,7 @@
 /*@{*/
 
 #include <rtthread.h>
+#include <rtdevice.h>
 
 #ifdef RT_USING_DFS
 /* dfs init */
@@ -57,14 +58,6 @@
 #include <dfs_romfs.h>
 #endif
 
-#ifdef RT_USING_I2C
-#include <i2c.h>
-
-static struct rt_i2c_hardware_info hw_info[] = {
-	{ RT_I2C_HARDWARE_INFO("pcf8563", 0, 0xA2 >> 1, 0), },
-};
-#endif
-
 void rt_init_thread_entry(void* parameter)
 {
 /* Filesystem Initialization */
@@ -145,7 +138,6 @@ void rt_init_thread_entry(void* parameter)
 #ifdef RT_USING_I2C
 	{
 		rt_i2c_core_init();
-		rt_i2c_hw_info_register(hw_info, 1);
 		at91_i2c_init();
 	}
 #endif

bsp/at91sam9260/at91_i2c_gpio.c

@@ -12,10 +12,8 @@
  * 2012-04-25     weety		first version
  */
 
-#include <rtthread.h>
+#include <rtdevice.h>
 #include <rthw.h>
-#include <i2c.h>
-#include <i2c-bit-ops.h>
 #include <at91sam926x.h>
 
 
@@ -98,25 +96,22 @@ static const struct rt_i2c_bit_ops bit_ops = {
 
 rt_err_t at91_i2c_init(void)
 {
-	struct rt_i2c_bus *bus;
+	struct rt_i2c_bus_device *bus;
 
-	bus = rt_malloc(sizeof(struct rt_i2c_bus));
+	bus = rt_malloc(sizeof(struct rt_i2c_bus_device));
 	if (bus == RT_NULL)
 	{
 		rt_kprintf("rt_malloc failed\n");
 		return -RT_ENOMEM;
 	}
 	
-	rt_memset((void *)bus, 0, sizeof(struct rt_i2c_bus));
-	bus->id = 0;
-
-	rt_snprintf(bus->name, sizeof(bus->name), "i2c-gpio%d", bus->id);
+	rt_memset((void *)bus, 0, sizeof(struct rt_i2c_bus_device));
 
 	bus->priv = (void *)&bit_ops;
 
 	at91_i2c_gpio_init();
 
-	rt_i2c_bit_add_bus(bus);
+	rt_i2c_bit_add_bus(bus, "i2c0");
 
 	return RT_EOK;
 }