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Commit cd272ab0 authored Sep 11, 2007 by eric miao Committed by Russell King Oct 12, 2007

[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>

parent fa0b6251

include/asm-arm/arch-pxa/hardware.h

+65 −0

Original line number	Diff line number	Diff line
		@@ -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
		*/