[ARM] 4168/1: S3C24XX: use defines instead of numbers

Use defines instead of numbers.

Signed-off-by: Matt Reimer <mreimer@vpop.net>
Acked-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Matt Reimer 2007-02-12 20:42:52 +01:00 committed by Russell King
parent 07b04595e3
commit b05f87172f

View File

@ -23,7 +23,6 @@ void (*s3c24xx_idle)(void);
void s3c24xx_default_idle(void)
{
void __iomem *reg = S3C2410_CLKCON;
unsigned long tmp;
int i;
@ -33,16 +32,18 @@ void s3c24xx_default_idle(void)
/* Warning: going into idle state upsets jtag scanning */
__raw_writel(__raw_readl(reg) | (1<<2), reg);
__raw_writel(__raw_readl(S3C2410_CLKCON) | S3C2410_CLKCON_IDLE,
S3C2410_CLKCON);
/* the samsung port seems to do a loop and then unset idle.. */
for (i = 0; i < 50; i++) {
tmp += __raw_readl(reg); /* ensure loop not optimised out */
tmp += __raw_readl(S3C2410_CLKCON); /* ensure loop not optimised out */
}
/* this bit is not cleared on re-start... */
__raw_writel(__raw_readl(reg) & ~(1<<2), reg);
__raw_writel(__raw_readl(S3C2410_CLKCON) & ~S3C2410_CLKCON_IDLE,
S3C2410_CLKCON);
}
static void arch_idle(void)