sn32: 260: inherit mcuconf.h and build the system

os/common/ext/SN/SN32F26x/system_SN32F260.c

@@ -56,11 +56,18 @@
 //					<5=> IHRC
 //</e>
 */
-
+#ifndef SYS_CLOCK_SETUP
 #define SYS_CLOCK_SETUP		1
+#endif
+#ifndef SYS0_CLKCFG_VAL
 #define SYS0_CLKCFG_VAL		0
+#endif
+#ifndef AHB_PRESCALAR
 #define AHB_PRESCALAR 		0x0
+#endif
+#ifndef CLKOUT_SEL_VAL
 #define CLKOUT_SEL_VAL 		0x0
+#endif
 
 /*
 //-------- <<< end of configuration section >>> ------------------------------
@@ -70,8 +77,12 @@
 /*----------------------------------------------------------------------------
   DEFINES
  *----------------------------------------------------------------------------*/
+#ifndef IHRC
 #define	IHRC			0
+#endif
+#ifndef ILRC
 #define	ILRC			1
+#endif
 
 /*----------------------------------------------------------------------------
   Define clocks

os/hal/ports/SN32/SN32F260/hal_lld.c

@@ -57,13 +57,7 @@
  * @special
  */
 void sn32_clock_init(void) {
-
-}
-
-void SystemInit(void) {
-}
-
-void SystemCoreClockUpdate(void) {
+  SystemCoreClockUpdate();
 }
 
 /**
@@ -73,7 +67,7 @@ void SystemCoreClockUpdate(void) {
  */
 void hal_lld_init(void) {
   SystemInit();
-  SystemCoreClockUpdate();
+  sn32_clock_init();
 }
 
 /** @} */