[ARM] pxa: introduce cpu_is_pxaXXX macros

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 2 insertions, 4 deletions

diff --git a/arch/arm/mach-pxa/generic.c b/arch/arm/mach-pxa/generic.c
index 64b08b744f9f..147b7c40d9f9 100644
--- a/arch/arm/mach-pxa/generic.c
+++ b/arch/arm/mach-pxa/generic.c
@@ -448,16 +448,14 @@ static struct platform_device *devices[] __initdata = {
 
 static int __init pxa_init(void)
 {
-        int cpuid, ret;
+        int ret;
 
         ret = platform_add_devices(devices, ARRAY_SIZE(devices));
         if (ret)
                 return ret;
 
         /* Only add HWUART for PXA255/26x; PXA210/250/27x do not have it. */
-        cpuid = read_cpuid(CPUID_ID);
-        if (((cpuid >> 4) & 0xfff) == 0x2d0 ||
-            ((cpuid >> 4) & 0xfff) == 0x290)
+        if (cpu_is_pxa25x())
                 ret = platform_device_register(&hwuart_device);
 
         return ret;