[deliverable/linux.git] / arch / arm / mach-imx / hardware.h

/*
 * Copyright 2004-2007, 2014 Freescale Semiconductor, Inc. All Rights Reserved.
 * Copyright 2008 Juergen Beisert, kernel@pengutronix.de
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA  02110-1301, USA.
 */

#ifndef __ASM_ARCH_MXC_HARDWARE_H__
#define __ASM_ARCH_MXC_HARDWARE_H__

#ifndef __ASSEMBLY__
#include <asm/io.h>
#endif
#include <asm/sizes.h>

#define addr_in_module(addr, mod) \
	((unsigned long)(addr) - mod ## _BASE_ADDR < mod ## _SIZE)

#define IMX_IO_P2V_MODULE(addr, module)					\
	(((addr) - module ## _BASE_ADDR) < module ## _SIZE ?		\
	 (addr) - (module ## _BASE_ADDR) + (module ## _BASE_ADDR_VIRT) : 0)

/*
 * This is rather complicated for humans and ugly to verify, but for a machine
 * it's OK.  Still more as it is usually only applied to constants.  The upsides
 * on using this approach are:
 *
 *  - same mapping on all i.MX machines
 *  - works for assembler, too
 *  - no need to nurture #defines for virtual addresses
 *
 * The downside it, it's hard to verify (but I have a script for that).
 *
 * Obviously this needs to be injective for each SoC.  In general it maps the
 * whole address space to [0xf4000000, 0xf5ffffff].  So [0xf6000000,0xfeffffff]
 * is free for per-machine use (e.g. KZM_ARM11_01 uses 64MiB there).
 *
 * It applies the following mappings for the different SoCs:
 *
 * mx1:
 *	IO	0x00200000+0x100000	->	0xf4000000+0x100000
 * mx21:
 *	AIPI	0x10000000+0x100000	->	0xf4400000+0x100000
 *	SAHB1	0x80000000+0x100000	->	0xf5000000+0x100000
 *	X_MEMC	0xdf000000+0x004000	->	0xf5f00000+0x004000
 * mx25:
 *	AIPS1	0x43f00000+0x100000	->	0xf5300000+0x100000
 *	AIPS2	0x53f00000+0x100000	->	0xf5700000+0x100000
 *	AVIC	0x68000000+0x100000	->	0xf5800000+0x100000
 * mx27:
 *	AIPI	0x10000000+0x100000	->	0xf4400000+0x100000
 *	SAHB1	0x80000000+0x100000	->	0xf5000000+0x100000
 *	X_MEMC	0xd8000000+0x100000	->	0xf5c00000+0x100000
 * mx31:
 *	AIPS1	0x43f00000+0x100000	->	0xf5300000+0x100000
 *	AIPS2	0x53f00000+0x100000	->	0xf5700000+0x100000
 *	AVIC	0x68000000+0x100000	->	0xf5800000+0x100000
 *	X_MEMC	0xb8000000+0x010000	->	0xf5c00000+0x010000
 *	SPBA0	0x50000000+0x100000	->	0xf5400000+0x100000
 * mx35:
 *	AIPS1	0x43f00000+0x100000	->	0xf5300000+0x100000
 *	AIPS2	0x53f00000+0x100000	->	0xf5700000+0x100000
 *	AVIC	0x68000000+0x100000	->	0xf5800000+0x100000
 *	X_MEMC	0xb8000000+0x010000	->	0xf5c00000+0x010000
 *	SPBA0	0x50000000+0x100000	->	0xf5400000+0x100000
 * mx51:
 *	TZIC	0x0fffc000+0x004000	->	0xf4bfc000+0x004000
 *	IRAM	0x1ffe0000+0x020000	->	0xf4fe0000+0x020000
 *	DEBUG	0x60000000+0x100000	->	0xf5000000+0x100000
 *	SPBA0	0x70000000+0x100000	->	0xf5400000+0x100000
 *	AIPS1	0x73f00000+0x100000	->	0xf5700000+0x100000
 *	AIPS2	0x83f00000+0x100000	->	0xf5300000+0x100000
 * mx53:
 *	TZIC	0x0fffc000+0x004000	->	0xf4bfc000+0x004000
 *	DEBUG	0x40000000+0x100000	->	0xf5000000+0x100000
 *	SPBA0	0x50000000+0x100000	->	0xf5400000+0x100000
 *	AIPS1	0x53f00000+0x100000	->	0xf5700000+0x100000
 *	AIPS2	0x63f00000+0x100000	->	0xf5300000+0x100000
 * mx6q:
 *	SCU	0x00a00000+0x004000	->	0xf4000000+0x004000
 *	CCM	0x020c4000+0x004000	->	0xf42c4000+0x004000
 *	ANATOP	0x020c8000+0x004000	->	0xf42c8000+0x004000
 *	UART4	0x021f0000+0x004000	->	0xf42f0000+0x004000
 */
#define IMX_IO_P2V(x)	(						\
			(((x) & 0x80000000) >> 7) |			\
			(0xf4000000 +					\
			(((x) & 0x50000000) >> 6) +			\
			(((x) & 0x0b000000) >> 4) +			\
			(((x) & 0x000fffff))))

#define IMX_IO_ADDRESS(x)	IOMEM(IMX_IO_P2V(x))

#include "mxc.h"

#include "mx51.h"
#include "mx53.h"
#include "mx3x.h"
#include "mx31.h"
#include "mx35.h"
#include "mx2x.h"
#include "mx21.h"
#include "mx27.h"
#include "mx1.h"
#include "mx25.h"

#define imx_map_entry(soc, name, _type)	{				\
	.virtual = soc ## _IO_P2V(soc ## _ ## name ## _BASE_ADDR),	\
	.pfn = __phys_to_pfn(soc ## _ ## name ## _BASE_ADDR),		\
	.length = soc ## _ ## name ## _SIZE,				\
	.type = _type,							\
}

/* There's a off-by-one betweem the gpio bank number and the gpiochip */
/* range e.g. GPIO_1_5 is gpio 5 under linux */
#define IMX_GPIO_NR(bank, nr)		(((bank) - 1) * 32 + (nr))

#endif /* __ASM_ARCH_MXC_HARDWARE_H__ */
Commit	Line	Data
52c543f9	1	/*
df595746	2	* Copyright 2004-2007, 2014 Freescale Semiconductor, Inc. All Rights Reserved.
63dd1084 SH	3	* Copyright 2008 Juergen Beisert, kernel@pengutronix.de
	4	*
	5	* This program is free software; you can redistribute it and/or
	6	* modify it under the terms of the GNU General Public License
	7	* as published by the Free Software Foundation; either version 2
	8	* of the License, or (at your option) any later version.
	9	* This program is distributed in the hope that it will be useful,
	10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	12	* GNU General Public License for more details.
	13	*
	14	* You should have received a copy of the GNU General Public License
	15	* along with this program; if not, write to the Free Software
	16	* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
	17	* MA 02110-1301, USA.
52c543f9 QJ	18	*/
52c543f9 QJ	19
52c543f9 QJ	20	#ifndef __ASM_ARCH_MXC_HARDWARE_H__
	21	#define __ASM_ARCH_MXC_HARDWARE_H__
	22
df595746	23	#ifndef __ASSEMBLY__
24a83fe4	24	#include <asm/io.h>
df595746	25	#endif
52c543f9 QJ	26	#include <asm/sizes.h>
52c543f9 QJ	27
c177aa98 RH	28	#define addr_in_module(addr, mod) \
	29	((unsigned long)(addr) - mod ## _BASE_ADDR < mod ## _SIZE)
	30
f5d7a13b UKK	31	#define IMX_IO_P2V_MODULE(addr, module) \
	32	(((addr) - module ## _BASE_ADDR) < module ## _SIZE ? \
	33	(addr) - (module ## _BASE_ADDR) + (module ## _BASE_ADDR_VIRT) : 0)
1f2ddd64	34
a9963148 UKK	35	/*
	36	* This is rather complicated for humans and ugly to verify, but for a machine
	37	* it's OK. Still more as it is usually only applied to constants. The upsides
	38	* on using this approach are:
	39	*
	40	* - same mapping on all i.MX machines
	41	* - works for assembler, too
	42	* - no need to nurture #defines for virtual addresses
	43	*
	44	* The downside it, it's hard to verify (but I have a script for that).
	45	*
	46	* Obviously this needs to be injective for each SoC. In general it maps the
	47	* whole address space to [0xf4000000, 0xf5ffffff]. So [0xf6000000,0xfeffffff]
	48	* is free for per-machine use (e.g. KZM_ARM11_01 uses 64MiB there).
	49	*
	50	* It applies the following mappings for the different SoCs:
	51	*
	52	* mx1:
	53	* IO 0x00200000+0x100000 -> 0xf4000000+0x100000
	54	* mx21:
	55	* AIPI 0x10000000+0x100000 -> 0xf4400000+0x100000
2ce2e4b2	56	* SAHB1 0x80000000+0x100000 -> 0xf5000000+0x100000
a9963148 UKK	57	* X_MEMC 0xdf000000+0x004000 -> 0xf5f00000+0x004000
	58	* mx25:
	59	* AIPS1 0x43f00000+0x100000 -> 0xf5300000+0x100000
	60	* AIPS2 0x53f00000+0x100000 -> 0xf5700000+0x100000
	61	* AVIC 0x68000000+0x100000 -> 0xf5800000+0x100000
	62	* mx27:
	63	* AIPI 0x10000000+0x100000 -> 0xf4400000+0x100000
2ce2e4b2	64	* SAHB1 0x80000000+0x100000 -> 0xf5000000+0x100000
a9963148 UKK	65	* X_MEMC 0xd8000000+0x100000 -> 0xf5c00000+0x100000
	66	* mx31:
	67	* AIPS1 0x43f00000+0x100000 -> 0xf5300000+0x100000
	68	* AIPS2 0x53f00000+0x100000 -> 0xf5700000+0x100000
	69	* AVIC 0x68000000+0x100000 -> 0xf5800000+0x100000
2ce2e4b2	70	* X_MEMC 0xb8000000+0x010000 -> 0xf5c00000+0x010000
a9963148 UKK	71	* SPBA0 0x50000000+0x100000 -> 0xf5400000+0x100000
	72	* mx35:
	73	* AIPS1 0x43f00000+0x100000 -> 0xf5300000+0x100000
	74	* AIPS2 0x53f00000+0x100000 -> 0xf5700000+0x100000
	75	* AVIC 0x68000000+0x100000 -> 0xf5800000+0x100000
2ce2e4b2	76	* X_MEMC 0xb8000000+0x010000 -> 0xf5c00000+0x010000
a9963148 UKK	77	* SPBA0 0x50000000+0x100000 -> 0xf5400000+0x100000
a9963148 UKK	78	* mx51:
2ce2e4b2	79	* TZIC 0x0fffc000+0x004000 -> 0xf4bfc000+0x004000
a9963148	80	* IRAM 0x1ffe0000+0x020000 -> 0xf4fe0000+0x020000
2ce2e4b2	81	* DEBUG 0x60000000+0x100000 -> 0xf5000000+0x100000
a9963148 UKK	82	* SPBA0 0x70000000+0x100000 -> 0xf5400000+0x100000
a9963148 UKK	83	* AIPS1 0x73f00000+0x100000 -> 0xf5700000+0x100000
2ce2e4b2	84	* AIPS2 0x83f00000+0x100000 -> 0xf5300000+0x100000
4c542390 JL	85	* mx53:
4c542390 JL	86	* TZIC 0x0fffc000+0x004000 -> 0xf4bfc000+0x004000
2ce2e4b2	87	* DEBUG 0x40000000+0x100000 -> 0xf5000000+0x100000
4c542390 JL	88	* SPBA0 0x50000000+0x100000 -> 0xf5400000+0x100000
	89	* AIPS1 0x53f00000+0x100000 -> 0xf5700000+0x100000
	90	* AIPS2 0x63f00000+0x100000 -> 0xf5300000+0x100000
bac89d75	91	* mx6q:
2ce2e4b2	92	* SCU 0x00a00000+0x004000 -> 0xf4000000+0x004000
bac89d75	93	* CCM 0x020c4000+0x004000 -> 0xf42c4000+0x004000
2ce2e4b2	94	* ANATOP 0x020c8000+0x004000 -> 0xf42c8000+0x004000
bac89d75	95	* UART4 0x021f0000+0x004000 -> 0xf42f0000+0x004000
a9963148 UKK	96	*/
a9963148 UKK	97	#define IMX_IO_P2V(x) ( \
2ce2e4b2 RL	98	(((x) & 0x80000000) >> 7) \| \
2ce2e4b2 RL	99	(0xf4000000 + \
a9963148 UKK	100	(((x) & 0x50000000) >> 6) + \
a9963148 UKK	101	(((x) & 0x0b000000) >> 4) + \
2ce2e4b2	102	(((x) & 0x000fffff))))
a9963148 UKK	103
	104	#define IMX_IO_ADDRESS(x) IOMEM(IMX_IO_P2V(x))
	105
50f2de61	106	#include "mxc.h"
d286a43a	107
50f2de61 SG	108	#include "mx51.h"
	109	#include "mx53.h"
	110	#include "mx3x.h"
	111	#include "mx31.h"
	112	#include "mx35.h"
	113	#include "mx2x.h"
	114	#include "mx21.h"
	115	#include "mx27.h"
	116	#include "mx1.h"
	117	#include "mx25.h"
8c25c36f	118
08ff97b5 UKK	119	#define imx_map_entry(soc, name, _type) { \
	120	.virtual = soc ## _IO_P2V(soc ## _ ## name ## _BASE_ADDR), \
	121	.pfn = __phys_to_pfn(soc ## _ ## name ## _BASE_ADDR), \
	122	.length = soc ## _ ## name ## _SIZE, \
	123	.type = _type, \
	124	}
	125
1dfa86bb SG	126	/* There's a off-by-one betweem the gpio bank number and the gpiochip */
	127	/* range e.g. GPIO_1_5 is gpio 5 under linux */
	128	#define IMX_GPIO_NR(bank, nr) (((bank) - 1) * 32 + (nr))
	129
f304fc42	130	#endif /* __ASM_ARCH_MXC_HARDWARE_H__ */