[Components] Remove vbus component and realview-a8-vmm libcpu (#10863)

* Initial plan

* Remove vbus component and related code

Co-authored-by: BernardXiong <1241087+BernardXiong@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: BernardXiong <1241087+BernardXiong@users.noreply.github.com>

Author: Copilot

bsp/airm2m/air105/board/board.h

@@ -28,6 +28,5 @@ extern int __bss_end;
 #define HEAP_END    (void*)(0x20000000 + 0xA0000)
 
 void rt_hw_board_init(void);
-int rt_vbus_do_init(void);
 
 #endif

bsp/nxp/lpc/lpc43xx/M0/applications/application.c

@@ -18,10 +18,6 @@
 #include <shell.h>
 #endif
 
-#ifdef RT_USING_VBUS
-#include <vbus.h>
-#endif
-
 /* thread phase init */
 void rt_init_thread_entry(void *parameter)
 {
@@ -32,10 +28,6 @@ void rt_init_thread_entry(void *parameter)
     finsh_set_device(RT_CONSOLE_DEVICE_NAME);
 #endif
 #endif
-
-#ifdef RT_USING_VBUS
-    rt_vbus_do_init();
-#endif
 }
 
 /*the led thread*/
@@ -45,8 +37,6 @@ static struct rt_thread led_thread;
 static void led_thread_entry(void *parameter)
 {
     rt_device_t led_dev;
-    rt_device_t vbus_dev;
-    rt_err_t err;
 
     rt_led_hw_init();
 
@@ -57,32 +47,14 @@ static void led_thread_entry(void *parameter)
         return;
     }
 
-    vbus_dev = rt_device_find("vecho");
-    if (vbus_dev == RT_NULL)
-    {
-        rt_kprintf("can not find the vbus device\n");
-        return;
-    }
-
-    err = rt_device_open(vbus_dev, RT_DEVICE_OFLAG_RDWR);
-    if (err != RT_EOK)
-    {
-        rt_kprintf("open vbus failed: %d\n", err);
-        return;
-    }
-
     while (1)
     {
-        rt_uint8_t led_value;
-        int len;
-
-        len = rt_device_read(vbus_dev, 0, &led_value, sizeof(led_value));
-        if (len <= 0)
-        {
-            rt_kprintf("vbus read err: %d, %d\n", len, rt_get_errno());
-        }
-
+        rt_uint8_t led_value = 1;
+        led_dev->write(led_dev, 1, &led_value, sizeof(led_value));
+        rt_thread_delay(500);
+        led_value = 0;
         led_dev->write(led_dev, 1, &led_value, sizeof(led_value));
+        rt_thread_delay(500);
     }
 }
 

bsp/nxp/lpc/lpc43xx/M0/applications/board.h

@@ -50,6 +50,5 @@ extern int __bss_end;
 
 void rt_hw_board_init(void);
 int  rt_hw_board_heap_init(void);
-int rt_vbus_do_init(void);
 
 #endif

bsp/nxp/lpc/lpc43xx/M0/applications/vbus_conf.h

@@ -220,9 +220,6 @@
 #define RT_LWIP_MSKADDR3 0
 // </section>
 
-#define RT_USING_VBUS
-#define _RT_VBUS_RING_SZ 64
-#define RT_VBUS_GUEST_VIRQ 0
 // </RDTConfigurator>
 
 

bsp/nxp/lpc/lpc43xx/M0/applications/vbus_drv.c

@@ -18,10 +18,6 @@
 #include <shell.h>
 #endif
 
-#ifdef RT_USING_VBUS
-#include <vbus.h>
-#endif
-
 static const unsigned char _M0_CODE[] rt_section("M0_CODE") = {
 // #include "M0_CODE.h"
 };
@@ -64,10 +60,6 @@ void rt_init_thread_entry(void *parameter)
 #endif
 #endif
 
-#ifdef RT_USING_VBUS
-    rt_vbus_do_init();
-#endif
-
     _boot_M0();
 }
 
@@ -79,8 +71,6 @@ static void led_thread_entry(void *parameter)
 {
     rt_uint8_t led_value;
     rt_device_t led_dev;
-    rt_device_t vbus_dev;
-    rt_err_t err;
 
     rt_led_hw_init();
 
@@ -91,34 +81,11 @@ static void led_thread_entry(void *parameter)
         return;
     }
 
-    vbus_dev = rt_device_find("vecho");
-    if (vbus_dev == RT_NULL)
-    {
-        rt_kprintf("can not find the vbus device\n");
-        return;
-    }
-
-    err = rt_device_open(vbus_dev, RT_DEVICE_OFLAG_RDWR);
-    if (err != RT_EOK)
-    {
-        rt_kprintf("open vbus failed: %d\n", err);
-        return;
-    }
-
     led_value = 0;
     while (1)
     {
-        int len;
-
         led_dev->write(led_dev, 0, &led_value, sizeof(led_value));
-
         led_value = !led_value;
-        len = rt_device_write(vbus_dev, 0, &led_value, sizeof(led_value));
-        if (len <= 0)
-        {
-            rt_kprintf("vbus write err: %d, %d\n", len, rt_get_errno());
-        }
-
         rt_thread_delay(1000);
     }
 }

bsp/nxp/lpc/lpc43xx/M0/applications/vbus_hw.h

@@ -50,6 +50,5 @@ extern int __bss_end;
 
 void rt_hw_board_init(void);
 int  rt_hw_board_heap_init(void);
-int rt_vbus_do_init(void);
 
 #endif