From 022f12163595b9a55380c6d77c3119b93d6a9a4b Mon Sep 17 00:00:00 2001
From: Kumar Gala <galak@kernel.crashing.org>
Date: Mon, 21 Apr 2008 09:28:36 -0500
Subject: 85xx: Round up frequency calculations to get reasonable output

eg. because of rounding error we can get 799Mhz instead of 800Mhz.

Introduced DIV_ROUND_UP and roundup taken from linux kernel.

Signed-off-by: Dejan Minic <minic@freescale.com>
Signed-off-by: Srikanth Srinivasan <srikanth.srinivasan@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Acked-by: Andy Fleming <afleming@freescale.com>
---
 include/common.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'include/common.h')

diff --git a/include/common.h b/include/common.h
index aea181e2ab..11b7d31c45 100644
--- a/include/common.h
+++ b/include/common.h
@@ -670,6 +670,9 @@ void inline show_boot_progress (int val);
 
 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
 
+#define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
+#define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y))
+
 /* Multicore arch functions */
 #ifdef CONFIG_MP
 int cpu_status(int nr);
-- 
cgit