arch/arm/mach-pxa/include/mach/hardware.h - arm/linux - Git at Google

 /*
  *  arch/arm/mach-pxa/include/mach/hardware.h
  *
  *  Author:	Nicolas Pitre
  *  Created:	Jun 15, 2001
  *  Copyright:	MontaVista Software Inc.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  */

 #ifndef __ASM_ARCH_HARDWARE_H
 #define __ASM_ARCH_HARDWARE_H

 #include <mach/addr-map.h>

 /*
  * Workarounds for at least 2 errata so far require this.
  * The mapping is set in mach-pxa/generic.c.
  */
 #define UNCACHED_PHYS_0		0xfe000000
 #define UNCACHED_PHYS_0_SIZE	0x00100000

 /*
  * Intel PXA2xx internal register mapping:
  *
  * 0x40000000 - 0x41ffffff <--> 0xf2000000 - 0xf3ffffff
  * 0x44000000 - 0x45ffffff <--> 0xf4000000 - 0xf5ffffff
  * 0x48000000 - 0x49ffffff <--> 0xf6000000 - 0xf7ffffff
  * 0x4c000000 - 0x4dffffff <--> 0xf8000000 - 0xf9ffffff
  * 0x50000000 - 0x51ffffff <--> 0xfa000000 - 0xfbffffff
  * 0x54000000 - 0x55ffffff <--> 0xfc000000 - 0xfdffffff
  * 0x58000000 - 0x59ffffff <--> 0xfe000000 - 0xffffffff
  *
  * Note that not all PXA2xx chips implement all those addresses, and the
  * kernel only maps the minimum needed range of this mapping.
  */
 #define io_v2p(x) (0x3c000000 + ((x) & 0x01ffffff) + (((x) & 0x0e000000) << 1))
 #define io_p2v(x) IOMEM(0xf2000000 + ((x) & 0x01ffffff) + (((x) & 0x1c000000) >> 1))

 #ifndef __ASSEMBLY__
 # define __REG(x)	(*((volatile u32 __iomem *)io_p2v(x)))

 /* With indexed regs we don't want to feed the index through io_p2v()
    especially if it is a variable, otherwise horrible code will result. */
 # define __REG2(x,y)	\
 	(*(volatile u32 __iomem*)((u32)&__REG(x) + (y)))

 # define __PREG(x)	(io_v2p((u32)&(x)))

 #else

 # define __REG(x)	io_p2v(x)
 # define __PREG(x)	io_v2p(x)

 #endif

 #ifndef __ASSEMBLY__

 #include <asm/cputype.h>

 /*
  *   CPU     Stepping     CPU_ID         JTAG_ID
  *
  *  PXA210	B0	0x69052922	0x2926C013
  *  PXA210	B1	0x69052923	0x3926C013
  *  PXA210	B2	0x69052924	0x4926C013
  *  PXA210	C0	0x69052D25	0x5926C013
  *
  *  PXA250	A0	0x69052100	0x09264013
  *  PXA250	A1	0x69052101	0x19264013
  *  PXA250	B0	0x69052902	0x29264013
  *  PXA250	B1	0x69052903	0x39264013
  *  PXA250	B2	0x69052904	0x49264013
  *  PXA250	C0	0x69052D05	0x59264013
  *
  *  PXA255	A0	0x69052D06	0x69264013
  *
  *  PXA26x	A0	0x69052903	0x39264013
  *  PXA26x	B0	0x69052D05	0x59264013
  *
  *  PXA27x	A0	0x69054110	0x09265013
  *  PXA27x	A1	0x69054111	0x19265013
  *  PXA27x	B0	0x69054112	0x29265013
  *  PXA27x	B1	0x69054113	0x39265013
  *  PXA27x	C0	0x69054114	0x49265013
  *  PXA27x	C5	0x69054117	0x79265013
  *
  *  PXA30x	A0	0x69056880	0x0E648013
  *  PXA30x	A1	0x69056881	0x1E648013
  *  PXA31x	A0	0x69056890	0x0E649013
  *  PXA31x	A1	0x69056891	0x1E649013
  *  PXA31x	A2	0x69056892	0x2E649013
  *  PXA32x	B1	0x69056825	0x5E642013
  *  PXA32x	B2	0x69056826	0x6E642013
  *
  *  PXA930	B0	0x69056835	0x5E643013
  *  PXA930	B1	0x69056837	0x7E643013
  *  PXA930	B2	0x69056838	0x8E643013
  *
  *  PXA935	A0	0x56056931	0x1E653013
  *  PXA935	B0	0x56056936	0x6E653013
  *  PXA935	B1	0x56056938	0x8E653013
  */
 #ifdef CONFIG_PXA25x
 #define __cpu_is_pxa210(id)				\
 	({						\
 		unsigned int _id = (id) & 0xf3f0;	\
 		_id == 0x2120;				\
 	})

 #define __cpu_is_pxa250(id)				\
 	({						\
 		unsigned int _id = (id) & 0xf3ff;	\
 		_id <= 0x2105;				\
 	})

 #define __cpu_is_pxa255(id)				\
 	({						\
 		unsigned int _id = (id) & 0xffff;	\
 		_id == 0x2d06;				\
 	})

 #define __cpu_is_pxa25x(id)				\
 	({						\
 		unsigned int _id = (id) & 0xf300;	\
 		_id == 0x2100;				\
 	})
 #else
 #define __cpu_is_pxa210(id)	(0)
 #define __cpu_is_pxa250(id)	(0)
 #define __cpu_is_pxa255(id)	(0)
 #define __cpu_is_pxa25x(id)	(0)
 #endif

 #ifdef CONFIG_PXA27x
 #define __cpu_is_pxa27x(id)				\
 	({						\
 		unsigned int _id = (id) >> 4 & 0xfff;	\
 		_id == 0x411;				\
 	})
 #else
 #define __cpu_is_pxa27x(id)	(0)
 #endif

 #ifdef CONFIG_CPU_PXA300
 #define __cpu_is_pxa300(id)				\
 	({						\
 		unsigned int _id = (id) >> 4 & 0xfff;	\
 		_id == 0x688;				\
 	 })
 #else
 #define __cpu_is_pxa300(id)	(0)
 #endif

 #ifdef CONFIG_CPU_PXA310
 #define __cpu_is_pxa310(id)				\
 	({						\
 		unsigned int _id = (id) >> 4 & 0xfff;	\
 		_id == 0x689;				\
 	 })
 #else
 #define __cpu_is_pxa310(id)	(0)
 #endif

 #ifdef CONFIG_CPU_PXA320
 #define __cpu_is_pxa320(id)				\
 	({						\
 		unsigned int _id = (id) >> 4 & 0xfff;	\
 		_id == 0x603 || _id == 0x682;		\
 	 })
 #else
 #define __cpu_is_pxa320(id)	(0)
 #endif

 #ifdef CONFIG_CPU_PXA930
 #define __cpu_is_pxa930(id)				\
 	({						\
 		unsigned int _id = (id) >> 4 & 0xfff;	\
 		_id == 0x683;				\
 	 })
 #else
 #define __cpu_is_pxa930(id)	(0)
 #endif

 #ifdef CONFIG_CPU_PXA935
 #define __cpu_is_pxa935(id)				\
 	({						\
 		unsigned int _id = (id) >> 4 & 0xfff;	\
 		_id == 0x693;				\
 	 })
 #else
 #define __cpu_is_pxa935(id)	(0)
 #endif

 #define cpu_is_pxa210()					\
 	({						\
 		__cpu_is_pxa210(read_cpuid_id());	\
 	})

 #define cpu_is_pxa250()					\
 	({						\
 		__cpu_is_pxa250(read_cpuid_id());	\
 	})

 #define cpu_is_pxa255()                                 \
 	({                                              \
 		__cpu_is_pxa255(read_cpuid_id());       \
 	})

 #define cpu_is_pxa25x()					\
 	({						\
 		__cpu_is_pxa25x(read_cpuid_id());	\
 	})

 #define cpu_is_pxa27x()					\
 	({						\
 		__cpu_is_pxa27x(read_cpuid_id());	\
 	})

 #define cpu_is_pxa300()					\
 	({						\
 		__cpu_is_pxa300(read_cpuid_id());	\
 	 })

 #define cpu_is_pxa310()					\
 	({						\
 		__cpu_is_pxa310(read_cpuid_id());	\
 	 })

 #define cpu_is_pxa320()					\
 	({						\
 		__cpu_is_pxa320(read_cpuid_id());	\
 	 })

 #define cpu_is_pxa930()					\
 	({						\
 		__cpu_is_pxa930(read_cpuid_id());	\
 	 })

 #define cpu_is_pxa935()					\
 	({						\
 		__cpu_is_pxa935(read_cpuid_id());	\
 	 })


 /*
  * CPUID Core Generation Bit
  * <= 0x2 for pxa21x/pxa25x/pxa26x/pxa27x
  */
 #if defined(CONFIG_PXA25x) || defined(CONFIG_PXA27x)
 #define __cpu_is_pxa2xx(id)				\
 	({						\
 		unsigned int _id = (id) >> 13 & 0x7;	\
 		_id <= 0x2;				\
 	 })
 #else
 #define __cpu_is_pxa2xx(id)	(0)
 #endif

 #ifdef CONFIG_PXA3xx
 #define __cpu_is_pxa3xx(id)				\
 	({						\
 		__cpu_is_pxa300(id)			\
 			|| __cpu_is_pxa310(id)		\
 			|| __cpu_is_pxa320(id)		\
 			|| __cpu_is_pxa93x(id);		\
 	 })
 #else
 #define __cpu_is_pxa3xx(id)	(0)
 #endif

 #if defined(CONFIG_CPU_PXA930) || defined(CONFIG_CPU_PXA935)
 #define __cpu_is_pxa93x(id)				\
 	({						\
 		__cpu_is_pxa930(id)			\
 			|| __cpu_is_pxa935(id);		\
 	 })
 #else
 #define __cpu_is_pxa93x(id)	(0)
 #endif

 #define cpu_is_pxa2xx()					\
 	({						\
 		__cpu_is_pxa2xx(read_cpuid_id());	\
 	 })

 #define cpu_is_pxa3xx()					\
 	({						\
 		__cpu_is_pxa3xx(read_cpuid_id());	\
 	 })

 #define cpu_is_pxa93x()					\
 	({						\
 		__cpu_is_pxa93x(read_cpuid_id());	\
 	 })


 /*
  * return current memory and LCD clock frequency in units of 10kHz
  */
 extern unsigned int get_memclk_frequency_10khz(void);

 #endif

 #endif  /* _ASM_ARCH_HARDWARE_H */
	/*
	* arch/arm/mach-pxa/include/mach/hardware.h
	*
	* Author: Nicolas Pitre
	* Created: Jun 15, 2001
	* Copyright: MontaVista Software Inc.
	*
	* This program is free software; you can redistribute it and/or modify
	* it under the terms of the GNU General Public License version 2 as
	* published by the Free Software Foundation.
	*/

	#ifndef __ASM_ARCH_HARDWARE_H
	#define __ASM_ARCH_HARDWARE_H

	#include <mach/addr-map.h>

	/*
	* Workarounds for at least 2 errata so far require this.
	* The mapping is set in mach-pxa/generic.c.
	*/
	#define UNCACHED_PHYS_0 0xfe000000
	#define UNCACHED_PHYS_0_SIZE 0x00100000

	/*
	* Intel PXA2xx internal register mapping:
	*
	* 0x40000000 - 0x41ffffff <--> 0xf2000000 - 0xf3ffffff
	* 0x44000000 - 0x45ffffff <--> 0xf4000000 - 0xf5ffffff
	* 0x48000000 - 0x49ffffff <--> 0xf6000000 - 0xf7ffffff
	* 0x4c000000 - 0x4dffffff <--> 0xf8000000 - 0xf9ffffff
	* 0x50000000 - 0x51ffffff <--> 0xfa000000 - 0xfbffffff
	* 0x54000000 - 0x55ffffff <--> 0xfc000000 - 0xfdffffff
	* 0x58000000 - 0x59ffffff <--> 0xfe000000 - 0xffffffff
	*
	* Note that not all PXA2xx chips implement all those addresses, and the
	* kernel only maps the minimum needed range of this mapping.
	*/
	#define io_v2p(x) (0x3c000000 + ((x) & 0x01ffffff) + (((x) & 0x0e000000) << 1))
	#define io_p2v(x) IOMEM(0xf2000000 + ((x) & 0x01ffffff) + (((x) & 0x1c000000) >> 1))

	#ifndef __ASSEMBLY__
	# define __REG(x) (((volatile u32 __iomem )io_p2v(x)))

	/* With indexed regs we don't want to feed the index through io_p2v()
	especially if it is a variable, otherwise horrible code will result. */
	# define __REG2(x,y) \
	((volatile u32 __iomem)((u32)&__REG(x) + (y)))

	# define __PREG(x) (io_v2p((u32)&(x)))

	#else

	# define __REG(x) io_p2v(x)
	# define __PREG(x) io_v2p(x)

	#endif

	#ifndef __ASSEMBLY__

	#include <asm/cputype.h>

	/*
	* CPU Stepping CPU_ID JTAG_ID
	*
	* PXA210 B0 0x69052922 0x2926C013
	* PXA210 B1 0x69052923 0x3926C013
	* PXA210 B2 0x69052924 0x4926C013
	* PXA210 C0 0x69052D25 0x5926C013
	*
	* PXA250 A0 0x69052100 0x09264013
	* PXA250 A1 0x69052101 0x19264013
	* PXA250 B0 0x69052902 0x29264013
	* PXA250 B1 0x69052903 0x39264013
	* PXA250 B2 0x69052904 0x49264013
	* PXA250 C0 0x69052D05 0x59264013
	*
	* PXA255 A0 0x69052D06 0x69264013
	*
	* PXA26x A0 0x69052903 0x39264013
	* PXA26x B0 0x69052D05 0x59264013
	*
	* PXA27x A0 0x69054110 0x09265013
	* PXA27x A1 0x69054111 0x19265013
	* PXA27x B0 0x69054112 0x29265013
	* PXA27x B1 0x69054113 0x39265013
	* PXA27x C0 0x69054114 0x49265013
	* PXA27x C5 0x69054117 0x79265013
	*
	* PXA30x A0 0x69056880 0x0E648013
	* PXA30x A1 0x69056881 0x1E648013
	* PXA31x A0 0x69056890 0x0E649013
	* PXA31x A1 0x69056891 0x1E649013
	* PXA31x A2 0x69056892 0x2E649013
	* PXA32x B1 0x69056825 0x5E642013
	* PXA32x B2 0x69056826 0x6E642013
	*
	* PXA930 B0 0x69056835 0x5E643013
	* PXA930 B1 0x69056837 0x7E643013
	* PXA930 B2 0x69056838 0x8E643013
	*
	* PXA935 A0 0x56056931 0x1E653013
	* PXA935 B0 0x56056936 0x6E653013
	* PXA935 B1 0x56056938 0x8E653013
	*/
	#ifdef CONFIG_PXA25x
	#define __cpu_is_pxa210(id) \
	({ \
	unsigned int _id = (id) & 0xf3f0; \
	_id == 0x2120; \
	})

	#define __cpu_is_pxa250(id) \
	({ \
	unsigned int _id = (id) & 0xf3ff; \
	_id <= 0x2105; \
	})

	#define __cpu_is_pxa255(id) \
	({ \
	unsigned int _id = (id) & 0xffff; \
	_id == 0x2d06; \
	})

	#define __cpu_is_pxa25x(id) \
	({ \
	unsigned int _id = (id) & 0xf300; \
	_id == 0x2100; \
	})
	#else
	#define __cpu_is_pxa210(id) (0)
	#define __cpu_is_pxa250(id) (0)
	#define __cpu_is_pxa255(id) (0)
	#define __cpu_is_pxa25x(id) (0)
	#endif

	#ifdef CONFIG_PXA27x
	#define __cpu_is_pxa27x(id) \
	({ \
	unsigned int _id = (id) >> 4 & 0xfff; \
	_id == 0x411; \
	})
	#else
	#define __cpu_is_pxa27x(id) (0)
	#endif

	#ifdef CONFIG_CPU_PXA300
	#define __cpu_is_pxa300(id) \
	({ \
	unsigned int _id = (id) >> 4 & 0xfff; \
	_id == 0x688; \
	})
	#else
	#define __cpu_is_pxa300(id) (0)
	#endif

	#ifdef CONFIG_CPU_PXA310
	#define __cpu_is_pxa310(id) \
	({ \
	unsigned int _id = (id) >> 4 & 0xfff; \
	_id == 0x689; \
	})
	#else
	#define __cpu_is_pxa310(id) (0)
	#endif

	#ifdef CONFIG_CPU_PXA320
	#define __cpu_is_pxa320(id) \
	({ \
	unsigned int _id = (id) >> 4 & 0xfff; \
	_id == 0x603 \|\| _id == 0x682; \
	})
	#else
	#define __cpu_is_pxa320(id) (0)
	#endif

	#ifdef CONFIG_CPU_PXA930
	#define __cpu_is_pxa930(id) \
	({ \
	unsigned int _id = (id) >> 4 & 0xfff; \
	_id == 0x683; \
	})
	#else
	#define __cpu_is_pxa930(id) (0)
	#endif

	#ifdef CONFIG_CPU_PXA935
	#define __cpu_is_pxa935(id) \
	({ \
	unsigned int _id = (id) >> 4 & 0xfff; \
	_id == 0x693; \
	})
	#else
	#define __cpu_is_pxa935(id) (0)
	#endif

	#define cpu_is_pxa210() \
	({ \
	__cpu_is_pxa210(read_cpuid_id()); \
	})

	#define cpu_is_pxa250() \
	({ \
	__cpu_is_pxa250(read_cpuid_id()); \
	})

	#define cpu_is_pxa255() \
	({ \
	__cpu_is_pxa255(read_cpuid_id()); \
	})

	#define cpu_is_pxa25x() \
	({ \
	__cpu_is_pxa25x(read_cpuid_id()); \
	})

	#define cpu_is_pxa27x() \
	({ \
	__cpu_is_pxa27x(read_cpuid_id()); \
	})

	#define cpu_is_pxa300() \
	({ \
	__cpu_is_pxa300(read_cpuid_id()); \
	})

	#define cpu_is_pxa310() \
	({ \
	__cpu_is_pxa310(read_cpuid_id()); \
	})

	#define cpu_is_pxa320() \
	({ \
	__cpu_is_pxa320(read_cpuid_id()); \
	})

	#define cpu_is_pxa930() \
	({ \
	__cpu_is_pxa930(read_cpuid_id()); \
	})

	#define cpu_is_pxa935() \
	({ \
	__cpu_is_pxa935(read_cpuid_id()); \
	})



	/*
	* CPUID Core Generation Bit
	* <= 0x2 for pxa21x/pxa25x/pxa26x/pxa27x
	*/
	#if defined(CONFIG_PXA25x) \|\| defined(CONFIG_PXA27x)
	#define __cpu_is_pxa2xx(id) \
	({ \
	unsigned int _id = (id) >> 13 & 0x7; \
	_id <= 0x2; \
	})
	#else
	#define __cpu_is_pxa2xx(id) (0)
	#endif

	#ifdef CONFIG_PXA3xx
	#define __cpu_is_pxa3xx(id) \
	({ \
	__cpu_is_pxa300(id) \
	\|\| __cpu_is_pxa310(id) \
	\|\| __cpu_is_pxa320(id) \
	\|\| __cpu_is_pxa93x(id); \
	})
	#else
	#define __cpu_is_pxa3xx(id) (0)
	#endif

	#if defined(CONFIG_CPU_PXA930) \|\| defined(CONFIG_CPU_PXA935)
	#define __cpu_is_pxa93x(id) \
	({ \
	__cpu_is_pxa930(id) \
	\|\| __cpu_is_pxa935(id); \
	})
	#else
	#define __cpu_is_pxa93x(id) (0)
	#endif

	#define cpu_is_pxa2xx() \
	({ \
	__cpu_is_pxa2xx(read_cpuid_id()); \
	})

	#define cpu_is_pxa3xx() \
	({ \
	__cpu_is_pxa3xx(read_cpuid_id()); \
	})

	#define cpu_is_pxa93x() \
	({ \
	__cpu_is_pxa93x(read_cpuid_id()); \
	})


	/*
	* return current memory and LCD clock frequency in units of 10kHz
	*/
	extern unsigned int get_memclk_frequency_10khz(void);

	#endif

	#endif /* _ASM_ARCH_HARDWARE_H */