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authoreric miao <eric.y.miao@gmail.com>2007-09-11 19:13:17 -0700
committerRussell King <rmk+kernel@arm.linux.org.uk>2007-10-12 21:15:28 +0100
commitcd272ab01141c908ccccb068e6d38b7fcd3240ac (patch)
treef08ce5ec02da04d15b647b3bc7541f6799cd373c /include/asm-arm
parentfa0b62513b7cb55b6764b794b63c6f583b26e813 (diff)
downloadop-kernel-dev-cd272ab01141c908ccccb068e6d38b7fcd3240ac.zip
op-kernel-dev-cd272ab01141c908ccccb068e6d38b7fcd3240ac.tar.gz
[ARM] pxa: add PXA3 cpu_is_xxx() macros
Extracted from patch by Eric Miao, this adds the cpu_is_xxx() macros for identifying PXA3 SoCs. Signed-off-by: eric miao <eric.y.miao@gmail.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/asm-arm')
-rw-r--r--include/asm-arm/arch-pxa/hardware.h65
1 files changed, 65 insertions, 0 deletions
diff --git a/include/asm-arm/arch-pxa/hardware.h b/include/asm-arm/arch-pxa/hardware.h
index 538a34e..fc20d72 100644
--- a/include/asm-arm/arch-pxa/hardware.h
+++ b/include/asm-arm/arch-pxa/hardware.h
@@ -80,6 +80,24 @@
_id == 0x411; \
})
+#define __cpu_is_pxa300(id) \
+ ({ \
+ unsigned int _id = (id) >> 4 & 0xfff; \
+ _id == 0x688; \
+ })
+
+#define __cpu_is_pxa310(id) \
+ ({ \
+ unsigned int _id = (id) >> 4 & 0xfff; \
+ _id == 0x689; \
+ })
+
+#define __cpu_is_pxa320(id) \
+ ({ \
+ unsigned int _id = (id) >> 4 & 0xfff; \
+ _id == 0x603 || _id == 0x682; \
+ })
+
#define cpu_is_pxa21x() \
({ \
unsigned int id = read_cpuid(CPUID_ID); \
@@ -98,6 +116,53 @@
__cpu_is_pxa27x(id); \
})
+#define cpu_is_pxa300() \
+ ({ \
+ unsigned int id = read_cpuid(CPUID_ID); \
+ __cpu_is_pxa300(id); \
+ })
+
+#define cpu_is_pxa310() \
+ ({ \
+ unsigned int id = read_cpuid(CPUID_ID); \
+ __cpu_is_pxa310(id); \
+ })
+
+#define cpu_is_pxa320() \
+ ({ \
+ unsigned int id = read_cpuid(CPUID_ID); \
+ __cpu_is_pxa320(id); \
+ })
+
+/*
+ * CPUID Core Generation Bit
+ * <= 0x2 for pxa21x/pxa25x/pxa26x/pxa27x
+ * == 0x3 for pxa300/pxa310/pxa320
+ */
+#define __cpu_is_pxa2xx(id) \
+ ({ \
+ unsigned int _id = (id) >> 13 & 0x7; \
+ _id <= 0x2; \
+ })
+
+#define __cpu_is_pxa3xx(id) \
+ ({ \
+ unsigned int _id = (id) >> 13 & 0x7; \
+ _id == 0x3; \
+ })
+
+#define cpu_is_pxa2xx() \
+ ({ \
+ unsigned int id = read_cpuid(CPUID_ID); \
+ __cpu_is_pxa2xx(id); \
+ })
+
+#define cpu_is_pxa3xx() \
+ ({ \
+ unsigned int id = read_cpuid(CPUID_ID); \
+ __cpu_is_pxa3xx(id); \
+ })
+
/*
* Handy routine to set GPIO alternate functions
*/
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