From: Stefano Babic <sbabic@denx.de>
Date: Sat, 4 Feb 2012 12:02:01 +0000 (+0100)
Subject: MX31: add missing get_tbclk()
X-Git-Tag: v2012.04-rc1~145
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=60ebcffbf1e2a5def29398a9400b423cb1e00976;p=u-boot

MX31: add missing get_tbclk()

Signed-off-by: Stefano Babic <sbabic@denx.de>
CC: Helmut Raiger <helmut.raiger@hale.at>
---

diff --git a/arch/arm/cpu/arm1136/mx31/timer.c b/arch/arm/cpu/arm1136/mx31/timer.c
index f494440094..72081a8bde 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;