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| author | Ben Dooks <ben-linux@fluff.org> | 2005-08-29 22:46:31 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2005-08-29 22:46:31 +0100 |
| commit | 01b9c414828d951148a3792237ff3bf6e6debc85 (patch) | |
| tree | b3d41af3d79fee4ae1c617a6da596202709fd2d5 /arch/arm/mach-s3c2410/s3c2440-clock.c | |
| parent | d6b0bf213b4be478029b768fcee80058ace7150a (diff) | |
| download | kernel_samsung_smdk4412-01b9c414828d951148a3792237ff3bf6e6debc85.zip kernel_samsung_smdk4412-01b9c414828d951148a3792237ff3bf6e6debc85.tar.gz kernel_samsung_smdk4412-01b9c414828d951148a3792237ff3bf6e6debc85.tar.bz2 | |
[ARM] 2856/1: S3C2440 - show DVS status at startup
Patch from Ben Dooks
Show the state of DVS (Dynamic Voltage Scaling) when
starting up on the S3C2440
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/s3c2440-clock.c')
| -rw-r--r-- | arch/arm/mach-s3c2410/s3c2440-clock.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/arm/mach-s3c2410/s3c2440-clock.c b/arch/arm/mach-s3c2410/s3c2440-clock.c index b018a1f..c67e097 100644 --- a/arch/arm/mach-s3c2410/s3c2440-clock.c +++ b/arch/arm/mach-s3c2410/s3c2440-clock.c @@ -68,6 +68,7 @@ static struct clk s3c2440_clk_ac97 = { static int s3c2440_clk_add(struct sys_device *sysdev) { unsigned long upllcon = __raw_readl(S3C2410_UPLLCON); + unsigned long camdivn = __raw_readl(S3C2440_CAMDIVN); struct clk *clk_h; struct clk *clk_p; struct clk *clk_xtal; @@ -80,8 +81,9 @@ static int s3c2440_clk_add(struct sys_device *sysdev) s3c2440_clk_upll.rate = s3c2410_get_pll(upllcon, clk_xtal->rate); - printk("S3C2440: Clock Support, UPLL %ld.%03ld MHz\n", - print_mhz(s3c2440_clk_upll.rate)); + printk("S3C2440: Clock Support, UPLL %ld.%03ld MHz, DVS %s\n", + print_mhz(s3c2440_clk_upll.rate), + (camdivn & S3C2440_CAMDIVN_DVSEN) ? "on" : "off"); clk_p = clk_get(NULL, "pclk"); clk_h = clk_get(NULL, "hclk"); |