From 511107d85d6f2739a641076acfb5646ba2a19fc8 Mon Sep 17 00:00:00 2001
From: Anup Patel <anup@brainfault.org>
Date: Wed, 12 Dec 2018 06:12:31 -0800
Subject: riscv: Implement riscv_get_time() API using rdtime instruction

This adds an implementation of riscv_get_time() API that is using
rdtime instruction.

This is the case for S-mode U-Boot, and is useful for processors
that support rdtime in M-mode too.

Signed-off-by: Anup Patel <anup@brainfault.org>
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Lukas Auer <lukas.auer@aisec.fraunhofer.de>
---
 arch/riscv/lib/Makefile | 1 +
 1 file changed, 1 insertion(+)

(limited to 'arch/riscv/lib/Makefile')

diff --git a/arch/riscv/lib/Makefile b/arch/riscv/lib/Makefile
index b13c87661e1..edfa61690c7 100644
--- a/arch/riscv/lib/Makefile
+++ b/arch/riscv/lib/Makefile
@@ -9,6 +9,7 @@
 obj-$(CONFIG_CMD_BOOTM) += bootm.o
 obj-$(CONFIG_CMD_GO) += boot.o
 obj-y	+= cache.o
+obj-$(CONFIG_RISCV_RDTIME) += rdtime.o
 obj-$(CONFIG_SIFIVE_CLINT) += sifive_clint.o
 obj-y	+= interrupts.o
 obj-y	+= reset.o
-- 
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