From 0ba8b9b273c45dd23f60ff700e265a0069b33758 Mon Sep 17 00:00:00 2001
From: Russell King <rmk@dyn-67.arm.linux.org.uk>
Date: Sun, 10 Aug 2008 18:08:10 +0100
Subject: [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>
---
 arch/arm/mach-sa1100/include/mach/hardware.h | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'arch/arm/mach-sa1100/include/mach/hardware.h')

diff --git a/arch/arm/mach-sa1100/include/mach/hardware.h b/arch/arm/mach-sa1100/include/mach/hardware.h
index 5976435f42c2..b70846c096aa 100644
--- a/arch/arm/mach-sa1100/include/mach/hardware.h
+++ b/arch/arm/mach-sa1100/include/mach/hardware.h
@@ -36,8 +36,26 @@
 #define io_v2p( x )             \
    ( (((x)&0x00ffffff) | (((x)&(0x30000000>>VIO_SHIFT))<<VIO_SHIFT)) + PIO_START )
 
+#define CPU_SA1110_A0	(0)
+#define CPU_SA1110_B0	(4)
+#define CPU_SA1110_B1	(5)
+#define CPU_SA1110_B2	(6)
+#define CPU_SA1110_B4	(8)
+
+#define CPU_SA1100_ID	(0x4401a110)
+#define CPU_SA1100_MASK	(0xfffffff0)
+#define CPU_SA1110_ID	(0x6901b110)
+#define CPU_SA1110_MASK	(0xfffffff0)
+
 #ifndef __ASSEMBLY__
 
+#include <asm/cputype.h>
+
+#define CPU_REVISION	(read_cpuid_id() & 15)
+
+#define cpu_is_sa1100()	((read_cpuid_id() & CPU_SA1100_MASK) == CPU_SA1100_ID)
+#define cpu_is_sa1110()	((read_cpuid_id() & CPU_SA1110_MASK) == CPU_SA1110_ID)
+
 # define __REG(x)	(*((volatile unsigned long *)io_p2v(x)))
 # define __PREG(x)	(io_v2p((unsigned long)&(x)))
 
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