From 8ff2b94ea16ccd361cb1821390fffde1e7ff7a5d Mon Sep 17 00:00:00 2001 From: Anup Patel Date: Fri, 24 Apr 2020 16:50:40 +0530 Subject: lib: utils: Add simple FDT timer framework We add simple timer framework which will select and use timer driver based on details in FDT passed by previous booting stage. Signed-off-by: Anup Patel Reviewed-by: Atish Patra --- include/sbi_utils/timer/fdt_timer.h | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 include/sbi_utils/timer/fdt_timer.h (limited to 'include/sbi_utils/timer') diff --git a/include/sbi_utils/timer/fdt_timer.h b/include/sbi_utils/timer/fdt_timer.h new file mode 100644 index 00000000..770a0f3c --- /dev/null +++ b/include/sbi_utils/timer/fdt_timer.h @@ -0,0 +1,35 @@ +/* + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (c) 2020 Western Digital Corporation or its affiliates. + * + * Authors: + * Anup Patel + */ + +#ifndef __FDT_TIMER_H__ +#define __FDT_TIMER_H__ + +#include + +struct fdt_timer { + const struct fdt_match *match_table; + int (*cold_init)(void *fdt, int nodeoff, const struct fdt_match *match); + int (*warm_init)(void); + void (*exit)(void); + u64 (*value)(void); + void (*event_stop)(void); + void (*event_start)(u64 next_event); +}; + +u64 fdt_timer_value(void); + +void fdt_timer_event_stop(void); + +void fdt_timer_event_start(u64 next_event); + +void fdt_timer_exit(void); + +int fdt_timer_init(bool cold_boot); + +#endif -- cgit v1.3.1