278 lines
9.7 KiB
C
278 lines
9.7 KiB
C
/*
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* arch/arm/plat-omap/include/mach/io.h
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*
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* IO definitions for TI OMAP processors and boards
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*
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* Copied from arch/arm/mach-sa1100/include/mach/io.h
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* Copyright (C) 1997-1999 Russell King
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*
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* Copyright (C) 2009 Texas Instruments
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* Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
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* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* Modifications:
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* 06-12-1997 RMK Created.
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* 07-04-1999 RMK Major cleanup
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*/
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#ifndef __ASM_ARM_ARCH_IO_H
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#define __ASM_ARM_ARCH_IO_H
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#include <mach/hardware.h>
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#define IO_SPACE_LIMIT 0xffffffff
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/*
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* We don't actually have real ISA nor PCI buses, but there is so many
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* drivers out there that might just work if we fake them...
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*/
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#define __io(a) __typesafe_io(a)
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#define __mem_pci(a) (a)
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/*
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* ----------------------------------------------------------------------------
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* I/O mapping
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* ----------------------------------------------------------------------------
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*/
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#ifdef __ASSEMBLER__
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#define IOMEM(x) (x)
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#else
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#define IOMEM(x) ((void __force __iomem *)(x))
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#endif
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#define OMAP1_IO_OFFSET 0x01000000 /* Virtual IO = 0xfefb0000 */
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#define OMAP1_IO_ADDRESS(pa) IOMEM((pa) - OMAP1_IO_OFFSET)
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#define OMAP2_L3_IO_OFFSET 0x90000000
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#define OMAP2_L3_IO_ADDRESS(pa) IOMEM((pa) + OMAP2_L3_IO_OFFSET) /* L3 */
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#define OMAP2_L4_IO_OFFSET 0xb2000000
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#define OMAP2_L4_IO_ADDRESS(pa) IOMEM((pa) + OMAP2_L4_IO_OFFSET) /* L4 */
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#define OMAP4_L3_IO_OFFSET 0xb4000000
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#define OMAP4_L3_IO_ADDRESS(pa) IOMEM((pa) + OMAP4_L3_IO_OFFSET) /* L3 */
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#define AM33XX_L4_WK_IO_OFFSET 0xb5000000
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#define AM33XX_L4_WK_IO_ADDRESS(pa) IOMEM((pa) + AM33XX_L4_WK_IO_OFFSET)
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#define OMAP4_L3_PER_IO_OFFSET 0xb1100000
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#define OMAP4_L3_PER_IO_ADDRESS(pa) IOMEM((pa) + OMAP4_L3_PER_IO_OFFSET)
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#define OMAP4_GPMC_IO_OFFSET 0xa9000000
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#define OMAP4_GPMC_IO_ADDRESS(pa) IOMEM((pa) + OMAP4_GPMC_IO_OFFSET)
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#define OMAP2_EMU_IO_OFFSET 0xaa800000 /* Emulation */
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#define OMAP2_EMU_IO_ADDRESS(pa) IOMEM((pa) + OMAP2_EMU_IO_OFFSET)
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/*
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* ----------------------------------------------------------------------------
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* Omap1 specific IO mapping
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* ----------------------------------------------------------------------------
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*/
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#define OMAP1_IO_PHYS 0xFFFB0000
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#define OMAP1_IO_SIZE 0x40000
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#define OMAP1_IO_VIRT (OMAP1_IO_PHYS - OMAP1_IO_OFFSET)
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/*
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* ----------------------------------------------------------------------------
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* Omap2 specific IO mapping
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* ----------------------------------------------------------------------------
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*/
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/* We map both L3 and L4 on OMAP2 */
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#define L3_24XX_PHYS L3_24XX_BASE /* 0x68000000 --> 0xf8000000*/
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#define L3_24XX_VIRT (L3_24XX_PHYS + OMAP2_L3_IO_OFFSET)
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#define L3_24XX_SIZE SZ_1M /* 44kB of 128MB used, want 1MB sect */
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#define L4_24XX_PHYS L4_24XX_BASE /* 0x48000000 --> 0xfa000000 */
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#define L4_24XX_VIRT (L4_24XX_PHYS + OMAP2_L4_IO_OFFSET)
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#define L4_24XX_SIZE SZ_1M /* 1MB of 128MB used, want 1MB sect */
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#define L4_WK_243X_PHYS L4_WK_243X_BASE /* 0x49000000 --> 0xfb000000 */
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#define L4_WK_243X_VIRT (L4_WK_243X_PHYS + OMAP2_L4_IO_OFFSET)
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#define L4_WK_243X_SIZE SZ_1M
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#define OMAP243X_GPMC_PHYS OMAP243X_GPMC_BASE
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#define OMAP243X_GPMC_VIRT (OMAP243X_GPMC_PHYS + OMAP2_L3_IO_OFFSET)
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/* 0x6e000000 --> 0xfe000000 */
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#define OMAP243X_GPMC_SIZE SZ_1M
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#define OMAP243X_SDRC_PHYS OMAP243X_SDRC_BASE
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/* 0x6D000000 --> 0xfd000000 */
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#define OMAP243X_SDRC_VIRT (OMAP243X_SDRC_PHYS + OMAP2_L3_IO_OFFSET)
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#define OMAP243X_SDRC_SIZE SZ_1M
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#define OMAP243X_SMS_PHYS OMAP243X_SMS_BASE
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/* 0x6c000000 --> 0xfc000000 */
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#define OMAP243X_SMS_VIRT (OMAP243X_SMS_PHYS + OMAP2_L3_IO_OFFSET)
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#define OMAP243X_SMS_SIZE SZ_1M
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/* 2420 IVA */
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#define DSP_MEM_2420_PHYS OMAP2420_DSP_MEM_BASE
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/* 0x58000000 --> 0xfc100000 */
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#define DSP_MEM_2420_VIRT 0xfc100000
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#define DSP_MEM_2420_SIZE 0x28000
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#define DSP_IPI_2420_PHYS OMAP2420_DSP_IPI_BASE
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/* 0x59000000 --> 0xfc128000 */
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#define DSP_IPI_2420_VIRT 0xfc128000
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#define DSP_IPI_2420_SIZE SZ_4K
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#define DSP_MMU_2420_PHYS OMAP2420_DSP_MMU_BASE
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/* 0x5a000000 --> 0xfc129000 */
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#define DSP_MMU_2420_VIRT 0xfc129000
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#define DSP_MMU_2420_SIZE SZ_4K
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/* 2430 IVA2.1 - currently unmapped */
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/*
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* ----------------------------------------------------------------------------
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* Omap3 specific IO mapping
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* ----------------------------------------------------------------------------
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*/
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/* We map both L3 and L4 on OMAP3 */
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#define L3_34XX_PHYS L3_34XX_BASE /* 0x68000000 --> 0xf8000000 */
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#define L3_34XX_VIRT (L3_34XX_PHYS + OMAP2_L3_IO_OFFSET)
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#define L3_34XX_SIZE SZ_1M /* 44kB of 128MB used, want 1MB sect */
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#define L4_34XX_PHYS L4_34XX_BASE /* 0x48000000 --> 0xfa000000 */
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#define L4_34XX_VIRT (L4_34XX_PHYS + OMAP2_L4_IO_OFFSET)
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#define L4_34XX_SIZE SZ_4M /* 1MB of 128MB used, want 1MB sect */
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/*
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* ----------------------------------------------------------------------------
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* AM33XX specific IO mapping
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* ----------------------------------------------------------------------------
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*/
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#define L4_WK_AM33XX_PHYS L4_WK_AM33XX_BASE
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#define L4_WK_AM33XX_VIRT (L4_WK_AM33XX_PHYS + AM33XX_L4_WK_IO_OFFSET)
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#define L4_WK_AM33XX_SIZE SZ_4M /* 1MB of 128MB used, want 1MB sect */
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/*
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* Need to look at the Size 4M for L4.
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* VPOM3430 was not working for Int controller
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*/
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#define L4_PER_34XX_PHYS L4_PER_34XX_BASE
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/* 0x49000000 --> 0xfb000000 */
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#define L4_PER_34XX_VIRT (L4_PER_34XX_PHYS + OMAP2_L4_IO_OFFSET)
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#define L4_PER_34XX_SIZE SZ_1M
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#define L4_EMU_34XX_PHYS L4_EMU_34XX_BASE
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/* 0x54000000 --> 0xfe800000 */
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#define L4_EMU_34XX_VIRT (L4_EMU_34XX_PHYS + OMAP2_EMU_IO_OFFSET)
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#define L4_EMU_34XX_SIZE SZ_8M
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#define OMAP34XX_GPMC_PHYS OMAP34XX_GPMC_BASE
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/* 0x6e000000 --> 0xfe000000 */
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#define OMAP34XX_GPMC_VIRT (OMAP34XX_GPMC_PHYS + OMAP2_L3_IO_OFFSET)
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#define OMAP34XX_GPMC_SIZE SZ_1M
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#define OMAP343X_SMS_PHYS OMAP343X_SMS_BASE
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/* 0x6c000000 --> 0xfc000000 */
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#define OMAP343X_SMS_VIRT (OMAP343X_SMS_PHYS + OMAP2_L3_IO_OFFSET)
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#define OMAP343X_SMS_SIZE SZ_1M
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#define OMAP343X_SDRC_PHYS OMAP343X_SDRC_BASE
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/* 0x6D000000 --> 0xfd000000 */
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#define OMAP343X_SDRC_VIRT (OMAP343X_SDRC_PHYS + OMAP2_L3_IO_OFFSET)
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#define OMAP343X_SDRC_SIZE SZ_1M
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/* 3430 IVA - currently unmapped */
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/*
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* ----------------------------------------------------------------------------
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* Omap4 specific IO mapping
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* ----------------------------------------------------------------------------
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*/
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/* We map both L3 and L4 on OMAP4 */
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#define L3_44XX_PHYS L3_44XX_BASE /* 0x44000000 --> 0xf8000000 */
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#define L3_44XX_VIRT (L3_44XX_PHYS + OMAP4_L3_IO_OFFSET)
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#define L3_44XX_SIZE SZ_1M
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#define L4_44XX_PHYS L4_44XX_BASE /* 0x4a000000 --> 0xfc000000 */
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#define L4_44XX_VIRT (L4_44XX_PHYS + OMAP2_L4_IO_OFFSET)
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#define L4_44XX_SIZE SZ_4M
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#define L4_PER_44XX_PHYS L4_PER_44XX_BASE
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/* 0x48000000 --> 0xfa000000 */
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#define L4_PER_44XX_VIRT (L4_PER_44XX_PHYS + OMAP2_L4_IO_OFFSET)
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#define L4_PER_44XX_SIZE SZ_4M
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#define L4_ABE_44XX_PHYS L4_ABE_44XX_BASE
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/* 0x49000000 --> 0xfb000000 */
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#define L4_ABE_44XX_VIRT (L4_ABE_44XX_PHYS + OMAP2_L4_IO_OFFSET)
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#define L4_ABE_44XX_SIZE SZ_1M
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#define L4_EMU_44XX_PHYS L4_EMU_44XX_BASE
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/* 0x54000000 --> 0xfe800000 */
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#define L4_EMU_44XX_VIRT (L4_EMU_44XX_PHYS + OMAP2_EMU_IO_OFFSET)
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#define L4_EMU_44XX_SIZE SZ_8M
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#define OMAP44XX_GPMC_PHYS OMAP44XX_GPMC_BASE
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/* 0x50000000 --> 0xf9000000 */
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#define OMAP44XX_GPMC_VIRT (OMAP44XX_GPMC_PHYS + OMAP4_GPMC_IO_OFFSET)
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#define OMAP44XX_GPMC_SIZE SZ_1M
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#define OMAP44XX_EMIF1_PHYS OMAP44XX_EMIF1_BASE
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/* 0x4c000000 --> 0xfd100000 */
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#define OMAP44XX_EMIF1_VIRT (OMAP44XX_EMIF1_PHYS + OMAP4_L3_PER_IO_OFFSET)
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#define OMAP44XX_EMIF1_SIZE SZ_1M
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#define OMAP44XX_EMIF2_PHYS OMAP44XX_EMIF2_BASE
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/* 0x4d000000 --> 0xfd200000 */
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#define OMAP44XX_EMIF2_SIZE SZ_1M
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#define OMAP44XX_EMIF2_VIRT (OMAP44XX_EMIF1_VIRT + OMAP44XX_EMIF1_SIZE)
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#define OMAP44XX_DMM_PHYS OMAP44XX_DMM_BASE
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/* 0x4e000000 --> 0xfd300000 */
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#define OMAP44XX_DMM_SIZE SZ_1M
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#define OMAP44XX_DMM_VIRT (OMAP44XX_EMIF2_VIRT + OMAP44XX_EMIF2_SIZE)
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/*
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* ----------------------------------------------------------------------------
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* Omap specific register access
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* ----------------------------------------------------------------------------
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*/
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#ifndef __ASSEMBLER__
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/*
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* NOTE: Please use ioremap + __raw_read/write where possible instead of these
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*/
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extern u8 omap_readb(u32 pa);
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extern u16 omap_readw(u32 pa);
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extern u32 omap_readl(u32 pa);
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extern void omap_writeb(u8 v, u32 pa);
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extern void omap_writew(u16 v, u32 pa);
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extern void omap_writel(u32 v, u32 pa);
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struct omap_sdrc_params;
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extern void omap_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
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struct omap_sdrc_params *sdrc_cs1);
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extern void __init omap_init_consistent_dma_size(void);
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#endif
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#endif
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