1 /* 2 * Copyright (c) 2022 FuZhou Lockzhiner Electronic Co., Ltd. All rights reserved. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef __SYSTEM_RK2206_H_ 17 #define __SYSTEM_RK2206_H_ 18 19 #ifdef __cplusplus 20 extern "C" { 21 #endif 22 23 extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */ 24 25 extern void SystemInit(void); 26 extern void SystemCoreClockUpdate(void); 27 28 #ifdef __cplusplus 29 } 30 #endif 31 32 #endif /* __SYSTEM_RK2206_H_ */ 33