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 <stdbool.h> 11 12 #include <arch_helpers.h> 13 14 int stm32mp1_clk_probe(void); 15 int stm32mp1_clk_init(void); 16 bool stm32mp1_clk_is_enabled(unsigned long id); 17 int stm32mp1_clk_enable(unsigned long id); 18 int stm32mp1_clk_disable(unsigned long id); 19 unsigned long stm32mp1_clk_get_rate(unsigned long id); 20 void stm32mp1_stgen_increment(unsigned long long offset_in_ms); 21 22 static inline uint32_t get_timer(uint32_t base) 23 { 24 if (base == 0U) { 25 return (uint32_t)(~read_cntpct_el0()); 26 } 27 28 return base - (uint32_t)(~read_cntpct_el0()); 29 } 30 31 #endif /* STM32MP1_CLK_H */ 32