From fc9ae1bac45a40bdc9b8756757b645dc8d5b781c Mon Sep 17 00:00:00 2001 From: Rajeshwari Shinde Date: Tue, 8 Oct 2013 16:20:03 +0530 Subject: exynos: Export timer_get_us() to get microsecond timer This function, if implemented by the board, provides a microsecond timer. The granularity may be larger than 1us if hardware does not support this. Signed-off-by: Simon Glass Signed-off-by: Rajeshwari S Shinde Reviewed-by: Jagannadha Sutradharudu Teki --- include/common.h | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'include') diff --git a/include/common.h b/include/common.h index f1a590a15ef..bed43168fe5 100644 --- a/include/common.h +++ b/include/common.h @@ -596,6 +596,12 @@ void ddr_enable_ecc(unsigned int dram_size); #endif #endif +/* + * Return the current value of a monotonically increasing microsecond timer. + * Granularity may be larger than 1us if hardware does not support this. + */ +ulong timer_get_us(void); + /* $(CPU)/cpu.c */ static inline int cpumask_next(int cpu, unsigned int mask) { -- cgit v1.2.3