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authorBen Dooks <ben-linux@fluff.org>2005-08-29 22:46:30 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2005-08-29 22:46:30 +0100
commitd6b0bf213b4be478029b768fcee80058ace7150a (patch)
treee963fa53b688c1c8001d9da2e764cd57d62fcb4b /arch/arm/mach-s3c2410/clock.c
parentbdf82b59c5dcf04bbdbd1938eefca14dd9cb44d3 (diff)
[ARM] 2855/1: S3C2410 - add CLKSLOW definitions, and show in init
Patch from Ben Dooks Add the definitions for the S3C2410_CLKSLOW registers to the header files, and show the values when the system starts up Signed-off-by: Ben Dooks <ben-linux@fluff.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-s3c2410/clock.c')
-rw-r--r--arch/arm/mach-s3c2410/clock.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2410/clock.c b/arch/arm/mach-s3c2410/clock.c
index 9a66050e887..f5960826875 100644
--- a/arch/arm/mach-s3c2410/clock.c
+++ b/arch/arm/mach-s3c2410/clock.c
@@ -388,6 +388,7 @@ int __init s3c24xx_setup_clocks(unsigned long xtal,
unsigned long hclk,
unsigned long pclk)
{
+ unsigned long clkslow = __raw_readl(S3C2410_CLKSLOW);
struct clk *clkp = init_clocks;
int ptr;
int ret;
@@ -446,5 +447,13 @@ int __init s3c24xx_setup_clocks(unsigned long xtal,
}
}
+ /* show the clock-slow value */
+
+ printk("CLOCK: Slow mode (%ld.%ld MHz), %s, MPLL %s, UPLL %s\n",
+ print_mhz(xtal / ( 2 * S3C2410_CLKSLOW_GET_SLOWVAL(clkslow))),
+ (clkslow & S3C2410_CLKSLOW_SLOW) ? "slow" : "fast",
+ (clkslow & S3C2410_CLKSLOW_MPLL_OFF) ? "off" : "on",
+ (clkslow & S3C2410_CLKSLOW_UCLK_OFF) ? "off" : "on");
+
return 0;
}