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Commit 01b9c414 authored by Ben Dooks's avatar Ben Dooks Committed by Russell King
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[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: default avatarBen Dooks <ben-linux@fluff.org>
Signed-off-by: default avatarRussell King <rmk+kernel@arm.linux.org.uk>
parent d6b0bf21

arch/arm/mach-s3c2410/s3c2440-clock.c

+4 −2
Original line number Diff line number Diff line
@@ -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");