board_common_esp32s2.h
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1 /*
2  * Copyright (C) 2025 Gunar Schorcht
3  *
4  * This file is subject to the terms and conditions of the GNU Lesser
5  * General Public License v2.1. See the file LICENSE in the top level
6  * directory for more details.
7  */
8 
9 #pragma once
10 
25 #ifdef __cplusplus
26 extern "C" {
27 #endif
28 
29 #if !DOXYGEN
30 
35 #if CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ <= 80
36 # define CONFIG_ZTIMER_USEC_ADJUST_SET (880/CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ)
37 # define CONFIG_ZTIMER_USEC_ADJUST_SLEEP ((CONFIG_ZTIMER_USEC_ADJUST_SET >> 2) * 5)
38 #else
39 # define CONFIG_ZTIMER_USEC_ADJUST_SET (960/CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ)
40 # define CONFIG_ZTIMER_USEC_ADJUST_SLEEP (CONFIG_ZTIMER_USEC_ADJUST_SET + 1)
41 #endif
44 #endif /* !DOXYGEN */
45 
46 #ifdef __cplusplus
47 } /* end extern "C" */
48 #endif
49