diff --git a/bsp/CME_M7/applications/startup.c b/bsp/CME_M7/applications/startup.c
index edff582d1f492eb853604bdecd614663cacf5d5b..44f439690bc7ceb876a7026ee06b1955985e926a 100644
--- a/bsp/CME_M7/applications/startup.c
+++ b/bsp/CME_M7/applications/startup.c
@@ -47,12 +47,6 @@ void rtthread_startup(void)
     /* show version */
     rt_show_version();
 
-    /* init tick */
-    rt_system_tick_init();
-
-    /* init kernel object */
-    rt_system_object_init();
-
     /* init timer system */
     rt_system_timer_init();
 
diff --git a/bsp/avr32uc3b0/startup.c b/bsp/avr32uc3b0/startup.c
index 6f1a3d3ada46764bb6afac7ca369ecd57cf646ca..0411b5d1ce55a71a65500fe131198cb553b650a4 100644
--- a/bsp/avr32uc3b0/startup.c
+++ b/bsp/avr32uc3b0/startup.c
@@ -30,8 +30,6 @@ int main(void)
 #endif
 
 	rt_hw_board_init();
-	rt_system_tick_init();
-	rt_system_object_init();
 	rt_system_timer_init();
 
 #ifdef RT_USING_HEAP
diff --git a/bsp/bf533/startup.c b/bsp/bf533/startup.c
index 8f1b83912af536301d7311325c5191c77a8f0ad6..7d90dd249330745c1835f6100d052c2b9daad48d 100644
--- a/bsp/bf533/startup.c
+++ b/bsp/bf533/startup.c
@@ -35,12 +35,6 @@ void rtthread_startup(void)
     /* show version */
     rt_show_version();
 
-    /* init tick */
-    rt_system_tick_init();
-
-    /* init kernel object */
-    rt_system_object_init();
-
     /* init timer system */
     rt_system_timer_init();
 
diff --git a/bsp/efm32/startup.c b/bsp/efm32/startup.c
index f997c6aadd1f4df72f1b46a1d995df7f34116db7..9a70f1278ad070f3c1363d29c9643ba331c5bca4 100644
--- a/bsp/efm32/startup.c
+++ b/bsp/efm32/startup.c
@@ -102,12 +102,6 @@ void rtthread_startup(void)
     /* show version */
     rt_show_version();
 
-    /* init tick */
-    rt_system_tick_init();
-
-    /* init kernel object */
-    rt_system_object_init();
-
     /* init timer system */
     rt_system_timer_init();
 
diff --git a/bsp/fh8620/platform/fh8620/iot_cam/startup.c b/bsp/fh8620/platform/fh8620/iot_cam/startup.c
index 52c4775da59f8edcb085f265c7617ad899f3feab..6f5cd6defab8d42eaa5424f1a09d81c1035db119 100644
--- a/bsp/fh8620/platform/fh8620/iot_cam/startup.c
+++ b/bsp/fh8620/platform/fh8620/iot_cam/startup.c
@@ -93,12 +93,6 @@ void rtthread_startup(void)
 	/* show version */
 	rt_show_version();
 
-	/* initialize tick */
-	rt_system_tick_init();
-
-	/* initialize kernel object */
-	rt_system_object_init();
-
 	/* initialize timer system */
 	rt_system_timer_init();
 
diff --git a/bsp/frdm-k64f/applications/startup.c b/bsp/frdm-k64f/applications/startup.c
index 3627cb993bf34c25c0ba9f11530f5ba6093d898f..d16aefddb2248e54866aa1b0b951aae991684bc0 100644
--- a/bsp/frdm-k64f/applications/startup.c
+++ b/bsp/frdm-k64f/applications/startup.c
@@ -65,12 +65,6 @@ void rtthread_startup(void)
     /* show version */
     rt_show_version();
 
-    /* init tick */
-    rt_system_tick_init();
-
-    /* init kernel object */
-    rt_system_object_init();
-
     /* init timer system */
     rt_system_timer_init();
 
diff --git a/bsp/gkipc/armv6/rtos_lib.c b/bsp/gkipc/armv6/rtos_lib.c
index 7d7aec5c51d24a2e05dec33a95357ed8bdbed858..c4b4285fbe875568ad6667373a258b0608b38370 100644
--- a/bsp/gkipc/armv6/rtos_lib.c
+++ b/bsp/gkipc/armv6/rtos_lib.c
@@ -1095,14 +1095,9 @@ U32 RTOS_InitKernel(U32 Heap_size)
     /* show version */
     //rt_show_version();
 
-    /* initialize tick */
-    //rt_system_tick_init();
     RTOS_HwTickInit();
     //rt_kprintf("set tick\n");
 
-    /* initialize kernel object */
-    rt_system_object_init();
-
     /* initialize timer system */
     rt_system_timer_init();
 
diff --git a/bsp/lm3s8962/applications/startup.c b/bsp/lm3s8962/applications/startup.c
index d598ee8fc7824fcd420a2a885771de6dca2bb73c..e78cfa7ecac77186bc2df8f6469902054361195d 100644
--- a/bsp/lm3s8962/applications/startup.c
+++ b/bsp/lm3s8962/applications/startup.c
@@ -77,12 +77,6 @@ void rtthread_startup(void)
 	/* show version */
 	rt_show_version();
 
-	/* init tick */
-	rt_system_tick_init();
-
-	/* init kernel object */
-	rt_system_object_init();
-
 	/* init timer system */
 	rt_system_timer_init();
 
diff --git a/bsp/lm3s9b9x/applications/startup.c b/bsp/lm3s9b9x/applications/startup.c
index 2e8ad05d7b0e6479d1839c39f5cfcd555739d52d..4d374824e78f85197aac1d4368bc9228c8b69c0c 100644
--- a/bsp/lm3s9b9x/applications/startup.c
+++ b/bsp/lm3s9b9x/applications/startup.c
@@ -77,12 +77,6 @@ void rtthread_startup(void)
 	/* show version */
 	rt_show_version();
 
-	/* init tick */
-	rt_system_tick_init();
-
-	/* init kernel object */
-	rt_system_object_init();
-
 	/* init timer system */
 	rt_system_timer_init();
 
diff --git a/bsp/lm4f232/applications/startup.c b/bsp/lm4f232/applications/startup.c
index e1f3b6efd156c932b3411d0568560be608f74aeb..8d9eb5461194ed0c7b8e21091c68b42db7b8a6d6 100644
--- a/bsp/lm4f232/applications/startup.c
+++ b/bsp/lm4f232/applications/startup.c
@@ -77,12 +77,6 @@ void rtthread_startup(void)
 	/* show version */
 	rt_show_version();
 
-	/* init tick */
-	rt_system_tick_init();
-
-	/* init kernel object */
-	rt_system_object_init();
-
 	/* init timer system */
 	rt_system_timer_init();
 
diff --git a/bsp/lpc2148/applications/startup.c b/bsp/lpc2148/applications/startup.c
index 5b699a8613729e8f1cab5d0c5d909d74aa2d81b9..cc16a5c12b06187a01a23af41a9e8f733e71cb2a 100644
--- a/bsp/lpc2148/applications/startup.c
+++ b/bsp/lpc2148/applications/startup.c
@@ -52,12 +52,6 @@ void rtthread_startup(void)
     /* init board */
     rt_hw_board_init();
 
-    /* init tick */
-    rt_system_tick_init();
-
-    /* init kernel object */
-    rt_system_object_init();
-
     rt_show_version();
 
     /* init timer system */
diff --git a/bsp/lpc2478/applications/startup.c b/bsp/lpc2478/applications/startup.c
index 270312f7ae1570af41a7bc922ddf40a2cb22052a..0b961e4f9421b4635519e9d693235ff55333588c 100644
--- a/bsp/lpc2478/applications/startup.c
+++ b/bsp/lpc2478/applications/startup.c
@@ -38,12 +38,6 @@ void rtthread_startup(void)
     /* init board */
     rt_hw_board_init();
 
-    /* init tick */
-    rt_system_tick_init();
-
-    /* init kernel object */
-    rt_system_object_init();
-
     rt_show_version();
 
     /* init timer system */
diff --git a/bsp/lpc5410x/applications/startup.c b/bsp/lpc5410x/applications/startup.c
index 6589dc6b46a1ee9848aed915bb8957939508a6be..6f4ab94e823d8d543005b48758de6e56871666c8 100644
--- a/bsp/lpc5410x/applications/startup.c
+++ b/bsp/lpc5410x/applications/startup.c
@@ -27,12 +27,6 @@ void rtthread_startup(void)
     /* show version */
     rt_show_version();
 
-    /* initialize tick */
-    rt_system_tick_init();
-
-    /* initialize kernel object */
-    rt_system_object_init();
-
     /* initialize timer system */
     rt_system_timer_init();
 
diff --git a/bsp/lpc824/applications/startup.c b/bsp/lpc824/applications/startup.c
index 5e95382ba0d3984933b58d03a975c41286df04a4..e165242f8692065689879d12eb37077c3493f811 100644
--- a/bsp/lpc824/applications/startup.c
+++ b/bsp/lpc824/applications/startup.c
@@ -52,12 +52,6 @@ void rtthread_startup(void)
     /* show version */
     rt_show_version();
 
-    /* init tick */
-    rt_system_tick_init();
-
-    /* init kernel object */
-    rt_system_object_init();
-
     /* init timer system */
     rt_system_timer_init();
 
diff --git a/bsp/m16c62p/applications/startup.c b/bsp/m16c62p/applications/startup.c
index 95b9484c1f0e9f3ac90f41631624ad1a9111c6cb..1802ecadeec593e51fe48338529cbe0947feb5b3 100644
--- a/bsp/m16c62p/applications/startup.c
+++ b/bsp/m16c62p/applications/startup.c
@@ -48,13 +48,7 @@ void rtthread_startup(void)
 
 	/* show version */
 	rt_show_version();
-
-	/* init tick */
-	rt_system_tick_init();
-    
-	/* init kernel object */
-	rt_system_object_init();
-    
+        
 	/* init timer system */
 	rt_system_timer_init();
     
diff --git a/bsp/mb9bf500r/startup.c b/bsp/mb9bf500r/startup.c
index dc65496ba61f324b89b65383cec620d617583a73..bc96eb5dca0809b1891a0b33cbf00102f4af11b4 100644
--- a/bsp/mb9bf500r/startup.c
+++ b/bsp/mb9bf500r/startup.c
@@ -44,12 +44,6 @@ void rtthread_startup(void)
 	/* show version */
 	rt_show_version();
 
-	/* init tick */
-	rt_system_tick_init();
-
-	/* init kernel object */
-	rt_system_object_init();
-
 	/* init timer system */
 	rt_system_timer_init();
 
diff --git a/bsp/microblaze/startup.c b/bsp/microblaze/startup.c
index b9dc03e588242d8739eb05e8c4ae51a4c4a762c6..c900973bb74161985155b9dcce88b29d2ec07f6c 100755
--- a/bsp/microblaze/startup.c
+++ b/bsp/microblaze/startup.c
@@ -55,12 +55,6 @@ void rtthread_startup(void)
 	
 	rt_show_version();
 
-	/* init tick */
-	rt_system_tick_init();
-
-	/* init kernel object */
-	rt_system_object_init();
-
 	/* init timer system */
 	rt_system_timer_init();
 
diff --git a/bsp/mini4020/applications/startup.c b/bsp/mini4020/applications/startup.c
index 575bd6f306463160dda433e5d27e0aa9e4cd15cb..ae84f8b461e0d67d08dc253830f84f4dd89dbb49 100644
--- a/bsp/mini4020/applications/startup.c
+++ b/bsp/mini4020/applications/startup.c
@@ -49,12 +49,6 @@ void rtthread_startup()
 	/* show version */
 	rt_show_version();
 		
-	/* init tick */
-	rt_system_tick_init();
-
-	/* init kernel object */
-	rt_system_object_init();
-
 	/* init timer system */
 	rt_system_timer_init();
 
diff --git a/bsp/nios_ii/startup.c b/bsp/nios_ii/startup.c
index 8f2512630d58697a40b2d4b1e71c62db8fe0f689..e2bbaaa9961b634c1603fcc9cb24ee829f61a79a 100644
--- a/bsp/nios_ii/startup.c
+++ b/bsp/nios_ii/startup.c
@@ -45,12 +45,6 @@ void rtthread_startup(void)
     /* show version */
     rt_show_version();
 
-    /* init tick */
-    rt_system_tick_init();
-
-    /* init kernel object */
-    rt_system_object_init();
-
     /* init timer system */
     rt_system_timer_init();
 
diff --git a/bsp/nrf51822/applications/startup.c b/bsp/nrf51822/applications/startup.c
index 660105ee48b3567b646a4450b95cd924aff24d3b..1e7729fc83d1af5e9ec220fc8fbb000a99314515 100644
--- a/bsp/nrf51822/applications/startup.c
+++ b/bsp/nrf51822/applications/startup.c
@@ -48,12 +48,6 @@ void rtthread_startup(void)
     /* show version */
     rt_show_version();
 
-    /* init tick */
-    rt_system_tick_init();
-
-    /* init kernel object */
-    rt_system_object_init();
-
     /* init timer system */
     rt_system_timer_init();
 
diff --git a/bsp/nrf52832/applications/startup.c b/bsp/nrf52832/applications/startup.c
index a48524814cb4c2e9082ceceb82dd773c7ed8315d..78a5ef7f65b8494f4c384378ba641a2a3dbd79a9 100644
--- a/bsp/nrf52832/applications/startup.c
+++ b/bsp/nrf52832/applications/startup.c
@@ -48,12 +48,6 @@ void rtthread_startup(void)
     /* show version */
     rt_show_version();
 
-    /* init tick */
-    rt_system_tick_init();
-
-    /* init kernel object */
-    rt_system_object_init();
-
     /* init timer system */
     rt_system_timer_init();
 
diff --git a/bsp/nrf5x/libraries/templates/nrf52x/applications/startup.c b/bsp/nrf5x/libraries/templates/nrf52x/applications/startup.c
index a48524814cb4c2e9082ceceb82dd773c7ed8315d..78a5ef7f65b8494f4c384378ba641a2a3dbd79a9 100644
--- a/bsp/nrf5x/libraries/templates/nrf52x/applications/startup.c
+++ b/bsp/nrf5x/libraries/templates/nrf52x/applications/startup.c
@@ -48,12 +48,6 @@ void rtthread_startup(void)
     /* show version */
     rt_show_version();
 
-    /* init tick */
-    rt_system_tick_init();
-
-    /* init kernel object */
-    rt_system_object_init();
-
     /* init timer system */
     rt_system_timer_init();
 
diff --git a/bsp/pic32ethernet/startup.c b/bsp/pic32ethernet/startup.c
index b841da98f35c458a51d26be7aa12501341566a16..e139dfefca8a62e54aad2e150db33ba75adf6d76 100644
--- a/bsp/pic32ethernet/startup.c
+++ b/bsp/pic32ethernet/startup.c
@@ -35,12 +35,6 @@ void rtthread_startup(void)
 	/* show version */
 	rt_show_version();
 
-	/* init tick */
-	rt_system_tick_init();
-
-	/* init kernel object */
-	rt_system_object_init();
-
 	/* init timer system */
 	rt_system_timer_init();
 
diff --git a/bsp/rm48x50/application/startup.c b/bsp/rm48x50/application/startup.c
index 31c2f92fa94c453ea8fdb8b08c2301236ae7589d..40b69e2c95d1593427e98af10f9ee2d9ac363d19 100644
--- a/bsp/rm48x50/application/startup.c
+++ b/bsp/rm48x50/application/startup.c
@@ -81,12 +81,6 @@ void rtthread_startup(void)
 	/* init board */
 	rt_hw_board_init();
 
-	/* init tick */
-	rt_system_tick_init();
-
-	/* init kernel object */
-	rt_system_object_init();
-
 	rt_show_version();
 
 	/* init timer system */
diff --git a/bsp/sam7x/applications/startup.c b/bsp/sam7x/applications/startup.c
index ddf194b1d177ca2755a69f78d20ddc2427338288..d167d9ebcbac2d01d7a669382eed9519a39d7097 100644
--- a/bsp/sam7x/applications/startup.c
+++ b/bsp/sam7x/applications/startup.c
@@ -82,12 +82,6 @@ void rtthread_startup(void)
 
 	rt_show_version();
 
-	/* init tick */
-	rt_system_tick_init();
-
-	/* init kernel object */
-	rt_system_object_init();
-
 	/* init timer system */
 	rt_system_timer_init();
 
diff --git a/bsp/samd21/applications/startup.c b/bsp/samd21/applications/startup.c
index aaa75d3f1c5158f0d5b2481c1f0316cf31283a38..ecbe617d2e1d2d2739f0680dfdc45cfc9104dc0a 100644
--- a/bsp/samd21/applications/startup.c
+++ b/bsp/samd21/applications/startup.c
@@ -68,12 +68,6 @@ void rtthread_startup(void)
     /* show version */
     rt_show_version();
 
-    /* init tick */
-    rt_system_tick_init();
-
-    /* init kernel object */
-    rt_system_object_init();
-
     /* init timer system */
     rt_system_timer_init();
 
diff --git a/bsp/sep6200/application/startup.c b/bsp/sep6200/application/startup.c
index fc12985ce132737ece40e9114ae05be833501caf..e714675699b78d8517fc07f309c7ec6c80e109b1 100644
--- a/bsp/sep6200/application/startup.c
+++ b/bsp/sep6200/application/startup.c
@@ -63,12 +63,6 @@ void rtthread_startup()
 	/* show version */
 	rt_show_version();
 
-	/* init tick */
-	rt_system_tick_init();
-
-	/* init kernel object */
-	rt_system_object_init();
-
 	/* init timer system */
 	rt_system_timer_init();
 
diff --git a/bsp/simulator/applications/startup.c b/bsp/simulator/applications/startup.c
index cc2144d64f189012bea63e74cc39c0a5b55b38ed..900d77484446b4abc11f4eb761416beca2f18e5f 100644
--- a/bsp/simulator/applications/startup.c
+++ b/bsp/simulator/applications/startup.c
@@ -47,12 +47,6 @@ void rtthread_startup(void)
     /* show version */
     rt_show_version();
 
-    /* init tick */
-    rt_system_tick_init();
-
-    /* init kernel object */
-    rt_system_object_init();
-
     /* init timer system */
     rt_system_timer_init();
 
diff --git a/bsp/stm32f20x/applications/startup.c b/bsp/stm32f20x/applications/startup.c
index 77f915cbbdb462e88ffaaab436c0643d3f5f8397..92be9bd2cef42063b7de9b04a7e7c52b07381f59 100644
--- a/bsp/stm32f20x/applications/startup.c
+++ b/bsp/stm32f20x/applications/startup.c
@@ -61,12 +61,6 @@ void rtthread_startup(void)
 	/* show version */
 	rt_show_version();
 
-	/* init tick */
-	rt_system_tick_init();
-
-	/* init kernel object */
-	rt_system_object_init();
-
 	/* init timer system */
 	rt_system_timer_init();
 
diff --git a/bsp/taihu/applications/startup.c b/bsp/taihu/applications/startup.c
index f52a185495d8a80ff9764e5832f2ee1082b490b4..9f7d9415b50ec5fbcd181e5632fc4029855928b7 100644
--- a/bsp/taihu/applications/startup.c
+++ b/bsp/taihu/applications/startup.c
@@ -40,9 +40,6 @@ void rtthread_startup(void)
 	rt_hw_board_init();
 	rt_show_version();
 
-	/* init tick */
-	rt_system_tick_init();
-
 	/* init timer system */
 	rt_system_timer_init();
 
diff --git a/bsp/tms320f28379d/applications/startup.c b/bsp/tms320f28379d/applications/startup.c
index 301e63a00a689556827d635219a3bad0fbefd015..da5c31e2376e1c44e5500d4981ae4c469aeb85f6 100644
--- a/bsp/tms320f28379d/applications/startup.c
+++ b/bsp/tms320f28379d/applications/startup.c
@@ -50,12 +50,6 @@ void rtthread_startup(void)
     /* show version */
     rt_show_version();
 
-    /* init tick */
-    rt_system_tick_init();
-
-    /* init kernel object */
-    rt_system_object_init();
-
     /* init timer system */
     rt_system_timer_init();
 
diff --git a/bsp/upd70f3454/applications/startup.c b/bsp/upd70f3454/applications/startup.c
index d25ca73f280bf0013919a971038860a097d81a37..409b3cc615fd96a97d165601fce6f04af258a8b8 100644
--- a/bsp/upd70f3454/applications/startup.c
+++ b/bsp/upd70f3454/applications/startup.c
@@ -49,13 +49,7 @@ void rtthread_startup(void)
 
     /* show version */
     rt_show_version();
-
-    /* init tick */
-    rt_system_tick_init();
-    
-    /* init kernel object */
-    rt_system_object_init();
-    
+        
     /* init timer system */
     rt_system_timer_init();
 
diff --git a/bsp/wh44b0/startup.c b/bsp/wh44b0/startup.c
index 4ea7a4f03dc1bd91bd67b72f066d39fc9ca96f7b..5e62200a192c8dd1164de6aa79cff706ac7dba5e 100644
--- a/bsp/wh44b0/startup.c
+++ b/bsp/wh44b0/startup.c
@@ -58,12 +58,6 @@ void rtthread_startup(void)
 
 	rt_show_version();
 
-	/* init tick */
-	rt_system_tick_init();
-
-	/* init kernel object */
-	rt_system_object_init();
-
 	/* init timer system */
 	rt_system_timer_init();
 
diff --git a/bsp/x86/applications/startup.c b/bsp/x86/applications/startup.c
index 72a4eb0a9668c70f0225388572beae7b2e59b3a7..475273267f0f099e420202d4ae298df6e1871fa1 100644
--- a/bsp/x86/applications/startup.c
+++ b/bsp/x86/applications/startup.c
@@ -69,12 +69,6 @@ void rtthread_startup(void)
 
     rt_show_version();
 
-    /* init tick */
-    rt_system_tick_init();
-
-    /* init kernel object */
-    rt_system_object_init();
-
     /* init timer system */
     rt_system_timer_init();
 
diff --git a/documentation/doxygen/systeminit.h b/documentation/doxygen/systeminit.h
index d62aca59bbf097497d5175338474be92b974f2e4..c45eda4079651b9a6055c2766a9a9ab12cdd7c73 100644
--- a/documentation/doxygen/systeminit.h
+++ b/documentation/doxygen/systeminit.h
@@ -21,12 +21,6 @@
  * - show version
  * rt_show_version();
  *
- * - initialize system tick
- * rt_system_tick_init();
- *
- * - initialize kernel object [deprecated]
- * rt_system_object_init();
- *
  * - initialize timer system
  * rt_system_timer_init();
  *
diff --git a/include/rtthread.h b/include/rtthread.h
index a76601a3bf8a391f6139a4f1e98fc8a2d780fcc5..27cfea19e09e7f049363bc394a928e15e78c2f4a 100644
--- a/include/rtthread.h
+++ b/include/rtthread.h
@@ -38,7 +38,6 @@ extern "C" {
 /*
  * kernel object interface
  */
-void rt_system_object_init(void);
 struct rt_object_information *
 rt_object_get_information(enum rt_object_class_type type);
 int rt_object_get_length(enum rt_object_class_type type);
@@ -74,7 +73,6 @@ void rt_object_put_sethook(void (*hook)(struct rt_object *object));
 /*
  * clock & timer interface
  */
-void rt_system_tick_init(void);
 rt_tick_t rt_tick_get(void);
 void rt_tick_set(rt_tick_t tick);
 void rt_tick_increase(void);
diff --git a/src/clock.c b/src/clock.c
index a91cd829b65fad7f9044e886213b42afe5a27b35..9fd276cf6f5bdca55bb098d72b21300f4e9820b1 100644
--- a/src/clock.c
+++ b/src/clock.c
@@ -24,17 +24,6 @@
 static rt_tick_t rt_tick = 0;
 #endif
 
-/**
- * This function will initialize system tick and set it to zero.
- * @ingroup SystemInit
- *
- * @deprecated since 1.1.0, this function does not need to be invoked
- * in the system initialization.
- */
-void rt_system_tick_init(void)
-{
-}
-
 /**
  * @addtogroup Clock
  */
diff --git a/src/object.c b/src/object.c
index 6866d805ca3064991086741644a1f128b110303a..fbd3879f67dce581c00ba9994c50dfa2edb5f07b 100644
--- a/src/object.c
+++ b/src/object.c
@@ -191,18 +191,6 @@ void rt_object_put_sethook(void (*hook)(struct rt_object *object))
 /**@}*/
 #endif
 
-/**
- * @ingroup SystemInit
- *
- * This function will initialize system object management.
- *
- * @deprecated since 0.3.0, this function does not need to be invoked
- * in the system initialization.
- */
-void rt_system_object_init(void)
-{
-}
-
 /**
  * @addtogroup KernelObject
  */