diff mbox

[U-Boot,2/3] MX31: add missing get_tbclk()

Message ID 1328529750-4378-2-git-send-email-sbabic@denx.de
State Accepted
Commit 60ebcffbf1e2a5def29398a9400b423cb1e00976
Headers show

Commit Message

Stefano Babic Feb. 6, 2012, 12:02 p.m. UTC 
Signed-off-by: Stefano Babic <sbabic@denx.de>
CC: Helmut Raiger <helmut.raiger@hale.at>
---
 arch/arm/cpu/arm1136/mx31/timer.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)
diff mbox

Patch

diff --git a/arch/arm/cpu/arm1136/mx31/timer.c b/arch/arm/cpu/arm1136/mx31/timer.c
index f494440..72081a8 100644
--- a/arch/arm/cpu/arm1136/mx31/timer.c
+++ b/arch/arm/cpu/arm1136/mx31/timer.c
@@ -153,6 +153,15 @@  void __udelay(unsigned long usec)
 		 /*NOP*/;
 }
 
+/*
+ * This function is derived from PowerPC code (timebase clock frequency).
+ * On ARM it returns the number of timer ticks per second.
+ */
+ulong get_tbclk(void)
+{
+	return CONFIG_MX31_CLK32;
+}
+
 void reset_cpu(ulong addr)
 {
 	struct wdog_regs *wdog = (struct wdog_regs *)WDOG_BASE;