1 /* 2 * Copyright (c) 2018, STMicroelectronics - All Rights Reserved 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #ifndef __STM32MP1_CLK_H__ 8 #define __STM32MP1_CLK_H__ 9 10 #include <arch_helpers.h> 11 #include <stdbool.h> 12 13 int stm32mp1_clk_probe(void); 14 int stm32mp1_clk_init(void); 15 bool stm32mp1_clk_is_enabled(unsigned long id); 16 int stm32mp1_clk_enable(unsigned long id); 17 int stm32mp1_clk_disable(unsigned long id); 18 unsigned long stm32mp1_clk_get_rate(unsigned long id); 19 void stm32mp1_stgen_increment(unsigned long long offset_in_ms); 20 21 static inline uint32_t get_timer(uint32_t base) 22 { 23 if (base == 0U) { 24 return (uint32_t)(~read_cntpct_el0()); 25 } 26 27 return base - (uint32_t)(~read_cntpct_el0()); 28 } 29 30 #endif /* __STM32MP1_CLK_H__ */ 31