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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-08-10 18:08:10 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-09-01 12:06:23 +0100
commit0ba8b9b273c45dd23f60ff700e265a0069b33758 (patch)
treecb6aef90464889a27215cf9b7204c11b12e7c628 /drivers/watchdog
parentb8e6c91c74e9f0279b7c51048779b3d62da60b88 (diff)
downloadblackbird-op-linux-0ba8b9b273c45dd23f60ff700e265a0069b33758.tar.gz
blackbird-op-linux-0ba8b9b273c45dd23f60ff700e265a0069b33758.zip
[ARM] cputype: separate definitions, use them
Add asm/cputype.h, moving functions and definitions from asm/system.h there. Convert all users of 'processor_id' to the more efficient read_cpuid_id() function. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'drivers/watchdog')
-rw-r--r--drivers/watchdog/ixp4xx_wdt.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/watchdog/ixp4xx_wdt.c b/drivers/watchdog/ixp4xx_wdt.c
index 8302ef005be7..147b4d5c63b3 100644
--- a/drivers/watchdog/ixp4xx_wdt.c
+++ b/drivers/watchdog/ixp4xx_wdt.c
@@ -174,10 +174,8 @@ static struct miscdevice ixp4xx_wdt_miscdev = {
static int __init ixp4xx_wdt_init(void)
{
int ret;
- unsigned long processor_id;
- asm("mrc p15, 0, %0, cr0, cr0, 0;" : "=r"(processor_id) :);
- if (!(processor_id & 0xf) && !cpu_is_ixp46x()) {
+ if (!(read_cpuid_id() & 0xf) && !cpu_is_ixp46x()) {
printk(KERN_ERR "IXP4XXX Watchdog: Rev. A0 IXP42x CPU detected"
" - watchdog disabled\n");
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