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305 lines
9.6 KiB
C
305 lines
9.6 KiB
C
/*-
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* Copyright (c) 2009 Sylvestre Gallon. All rights reserved.
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* Copyright (c) 2010 Greg Ansley. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/* $FreeBSD$ */
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#ifndef AT91SAM9G20REG_H_
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#define AT91SAM9G20REG_H_
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/* Chip Specific limits */
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#define SAM9G20_PLL_A_MIN_IN_FREQ 2000000 /* 2 Mhz */
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#define SAM9G20_PLL_A_MAX_IN_FREQ 32000000 /* 32 Mhz */
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#define SAM9G20_PLL_A_MIN_OUT_FREQ 400000000 /* 400 Mhz */
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#define SAM9G20_PLL_A_MAX_OUT_FREQ 800000000 /* 800 Mhz */
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#define SAM9G20_PLL_A_MUL_SHIFT 16
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#define SAM9G20_PLL_A_MUL_MASK 0xFF
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#define SAM9G20_PLL_A_DIV_SHIFT 0
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#define SAM9G20_PLL_A_DIV_MASK 0xFF
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#define SAM9G20_PLL_B_MIN_IN_FREQ 2000000 /* 2 Mhz */
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#define SAM9G20_PLL_B_MAX_IN_FREQ 32000000 /* 32 Mhz */
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#define SAM9G20_PLL_B_MIN_OUT_FREQ 30000000 /* 30 Mhz */
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#define SAM9G20_PLL_B_MAX_OUT_FREQ 100000000 /* 100 Mhz */
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#define SAM9G20_PLL_B_MUL_SHIFT 16
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#define SAM9G20_PLL_B_MUL_MASK 0x3F
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#define SAM9G20_PLL_B_DIV_SHIFT 0
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#define SAM9G20_PLL_B_DIV_MASK 0xFF
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/*
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* Memory map, from datasheet :
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* 0x00000000 - 0x0ffffffff : Internal Memories
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* 0x10000000 - 0x1ffffffff : Chip Select 0
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* 0x20000000 - 0x2ffffffff : Chip Select 1
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* 0x30000000 - 0x3ffffffff : Chip Select 2
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* 0x40000000 - 0x4ffffffff : Chip Select 3
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* 0x50000000 - 0x5ffffffff : Chip Select 4
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* 0x60000000 - 0x6ffffffff : Chip Select 5
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* 0x70000000 - 0x7ffffffff : Chip Select 6
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* 0x80000000 - 0x8ffffffff : Chip Select 7
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* 0x90000000 - 0xeffffffff : Undefined (Abort)
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* 0xf0000000 - 0xfffffffff : Peripherals
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*/
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#define AT91_CHIPSELECT_0 0x10000000
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#define AT91_CHIPSELECT_1 0x20000000
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#define AT91_CHIPSELECT_2 0x30000000
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#define AT91_CHIPSELECT_3 0x40000000
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#define AT91_CHIPSELECT_4 0x50000000
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#define AT91_CHIPSELECT_5 0x60000000
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#define AT91_CHIPSELECT_6 0x70000000
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#define AT91_CHIPSELECT_7 0x80000000
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#define AT91SAM9G20_EMAC_BASE 0xffc4000
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#define AT91SAM9G20_EMAC_SIZE 0x4000
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#define AT91SAM9G20_RSTC_BASE 0xffffd00
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#define AT91SAM9G20_RSTC_SIZE 0x10
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#define RSTC_CR 0
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#define RSTC_PROCRST (1 << 0)
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#define RSTC_PERRST (1 << 2)
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#define RSTC_KEY (0xa5 << 24)
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/* USART*/
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#define AT91SAM9G20_USART_SIZE 0x4000
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#define AT91SAM9G20_USART0_BASE 0xffb0000
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#define AT91SAM9G20_USART0_PDC 0xffb0100
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#define AT91SAM9G20_USART0_SIZE AT91SAM9G20_USART_SIZE
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#define AT91SAM9G20_USART1_BASE 0xffb4000
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#define AT91SAM9G20_USART1_PDC 0xffb4100
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#define AT91SAM9G20_USART1_SIZE AT91SAM9G20_USART_SIZE
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#define AT91SAM9G20_USART2_BASE 0xffb8000
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#define AT91SAM9G20_USART2_PDC 0xffb8100
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#define AT91SAM9G20_USART2_SIZE AT91SAM9G20_USART_SIZE
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#define AT91SAM9G20_USART3_BASE 0xffd0000
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#define AT91SAM9G20_USART3_PDC 0xffd0100
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#define AT91SAM9G20_USART3_SIZE AT91SAM9G20_USART_SIZE
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#define AT91SAM9G20_USART4_BASE 0xffd4000
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#define AT91SAM9G20_USART4_PDC 0xffd4100
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#define AT91SAM9G20_USART4_SIZE AT91SAM9G20_USART_SIZE
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#define AT91SAM9G20_USART5_BASE 0xffd8000
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#define AT91SAM9G20_USART5_PDC 0xffd8100
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#define AT91SAM9G20_USART5_SIZE AT91SAM9G20_USART_SIZE
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/*TC*/
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#define AT91SAM9G20_TC0_BASE 0xffa0000
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#define AT91SAM9G20_TC0_SIZE 0x4000
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#define AT91SAM9G20_TC0C0_BASE 0xffa0000
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#define AT91SAM9G20_TC0C1_BASE 0xffa0040
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#define AT91SAM9G20_TC0C2_BASE 0xffa0080
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#define AT91SAM9G20_TC1_BASE 0xffdc000
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#define AT91SAM9G20_TC1_SIZE 0x4000
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/*SPI*/
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#define AT91SAM9G20_SPI0_BASE 0xffc8000
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#define AT91SAM9G20_SPI0_SIZE 0x4000
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#define AT91SAM9G20_IRQ_SPI0 12
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#define AT91SAM9G20_SPI1_BASE 0xffcc000
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#define AT91SAM9G20_SPI1_SIZE 0x4000
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#define AT91SAM9G20_IRQ_SPI1 13
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/* System Registers */
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#define AT91SAM9G20_SYS_BASE 0xffff000
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#define AT91SAM9G20_SYS_SIZE 0x1000
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#define AT91SAM9G20_MATRIX_BASE 0xfffee00
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#define AT91SAM9G20_MATRIX_SIZE 0x1000
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#define AT91SAM9G20_EBICSA 0x011C
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#define AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA (1 << 3)
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#define AT91SAM9G20_DBGU_BASE 0xffff200
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#define AT91SAM9G20_DBGU_SIZE 0x200
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/*
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* PIO
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*/
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#define AT91SAM9G20_PIOA_BASE 0xffff400
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#define AT91SAM9G20_PIOA_SIZE 0x200
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#define AT91SAM9G20_PIOB_BASE 0xffff600
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#define AT91SAM9G20_PIOB_SIZE 0x200
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#define AT91SAM9G20_PIOC_BASE 0xffff800
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#define AT91SAM9G20_PIOC_SIZE 0x200
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#define AT91RM92_PMC_BASE 0xffffc00
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#define AT91RM92_PMC_SIZE 0x100
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/* IRQs : */
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/*
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* 0: AIC
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* 1: System peripheral (System timer, RTC, DBGU)
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* 2: PIO Controller A
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* 3: PIO Controller B
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* 4: PIO Controller C
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* 5: ADC
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* 6: USART 0
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* 7: USART 1
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* 8: USART 2
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* 9: MMC Interface
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* 10: USB device port
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* 11: Two-wirte interface
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* 12: SPI 0
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* 13: SPI 1
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* 14: SSC
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* 15: - (reserved)
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* 16: - (reserved)
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* 17: Timer Counter 0
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* 18: Timer Counter 1
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* 19: Timer Counter 2
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* 20: USB Host port
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* 21: EMAC
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* 22: ISI
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* 23: USART 3
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* 24: USART 4
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* 25: USART 2
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* 26: Timer Counter 3
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* 27: Timer Counter 4
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* 28: Timer Counter 5
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* 29: AIC IRQ0
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* 30: AIC IRQ1
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* 31: AIC IRQ2
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*/
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#define AT91SAM9G20_IRQ_SYSTEM 1
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#define AT91SAM9G20_IRQ_PIOA 2
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#define AT91SAM9G20_IRQ_PIOB 3
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#define AT91SAM9G20_IRQ_PIOC 4
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#define AT91SAM9G20_IRQ_USART0 6
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#define AT91SAM9G20_IRQ_USART1 7
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#define AT91SAM9G20_IRQ_USART2 8
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#define AT91SAM9G20_IRQ_MCI 9
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#define AT91SAM9G20_IRQ_UDP 10
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#define AT91SAM9G20_IRQ_TWI 11
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#define AT91SAM9G20_IRQ_SPI0 12
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#define AT91SAM9G20_IRQ_SPI1 13
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#define AT91SAM9G20_IRQ_SSC0 14
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#define AT91SAM9G20_IRQ_SSC1 15
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#define AT91SAM9G20_IRQ_SSC2 16
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#define AT91SAM9G20_IRQ_TC0 17
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#define AT91SAM9G20_IRQ_TC1 18
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#define AT91SAM9G20_IRQ_TC2 19
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#define AT91SAM9G20_IRQ_UHP 20
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#define AT91SAM9G20_IRQ_EMAC 21
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#define AT91SAM9G20_IRQ_USART3 23
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#define AT91SAM9G20_IRQ_USART4 24
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#define AT91SAM9G20_IRQ_USART5 25
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#define AT91SAM9G20_IRQ_AICBASE 29
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/* Alias */
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#define AT91SAM9G20_IRQ_DBGU AT91SAM9G20_IRQ_SYSTEM
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#define AT91SAM9G20_IRQ_PMC AT91SAM9G20_IRQ_SYSTEM
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#define AT91SAM9G20_IRQ_WDT AT91SAM9G20_IRQ_SYSTEM
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#define AT91SAM9G20_IRQ_PIT AT91SAM9G20_IRQ_SYSTEM
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#define AT91SAM9G20_IRQ_RSTC AT91SAM9G20_IRQ_SYSTEM
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#define AT91SAM9G20_IRQ_OHCI AT91SAM9G20_IRQ_UHP
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#define AT91SAM9G20_IRQ_NAND (-1)
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#define AT91SAM9G20_AIC_BASE 0xffff000
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#define AT91SAM9G20_AIC_SIZE 0x200
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/* Timer */
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#define AT91SAM9G20_WDT_BASE 0xffffd40
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#define AT91SAM9G20_WDT_SIZE 0x10
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#define AT91SAM9G20_PIT_BASE 0xffffd30
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#define AT91SAM9G20_PIT_SIZE 0x10
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#define AT91SAM9G20_SMC_BASE 0xfffec00
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#define AT91SAM9G20_SMC_SIZE 0x200
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#define AT91SAM9G20_PMC_BASE 0xffffc00
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#define AT91SAM9G20_PMC_SIZE 0x100
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#define AT91SAM9G20_UDP_BASE 0xffa4000
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#define AT91SAM9G20_UDP_SIZE 0x4000
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#define AT91SAM9G20_MCI_BASE 0xffa8000
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#define AT91SAM9G20_MCI_SIZE 0x4000
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#define AT91SAM9G20_TWI_BASE 0xffaC000
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#define AT91SAM9G20_TWI_SIZE 0x4000
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/* XXX Needs to be carfully coordinated with
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* other * soc's so phyical and vm address
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* mapping are unique. XXX
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*/
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#define AT91SAM9G20_OHCI_BASE 0xdfc00000
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#define AT91SAM9G20_OHCI_PA_BASE 0x00500000
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#define AT91SAM9G20_OHCI_SIZE 0x00100000
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#define AT91SAM9G20_NAND_BASE 0xe0000000
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#define AT91SAM9G20_NAND_PA_BASE 0x40000000
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#define AT91SAM9G20_NAND_SIZE 0x10000000
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/* SDRAMC */
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#define AT91SAM9G20_SDRAMC_BASE 0xfffea00
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#define AT91SAM9G20_SDRAMC_MR 0x00
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#define AT91SAM9G20_SDRAMC_MR_MODE_NORMAL 0
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#define AT91SAM9G20_SDRAMC_MR_MODE_NOP 1
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#define AT91SAM9G20_SDRAMC_MR_MODE_PRECHARGE 2
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#define AT91SAM9G20_SDRAMC_MR_MODE_LOAD_MODE_REGISTER 3
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#define AT91SAM9G20_SDRAMC_MR_MODE_REFRESH 4
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#define AT91SAM9G20_SDRAMC_TR 0x04
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#define AT91SAM9G20_SDRAMC_CR 0x08
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#define AT91SAM9G20_SDRAMC_CR_NC_8 0x0
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#define AT91SAM9G20_SDRAMC_CR_NC_9 0x1
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#define AT91SAM9G20_SDRAMC_CR_NC_10 0x2
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#define AT91SAM9G20_SDRAMC_CR_NC_11 0x3
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#define AT91SAM9G20_SDRAMC_CR_NC_MASK 0x00000003
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#define AT91SAM9G20_SDRAMC_CR_NR_11 0x0
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#define AT91SAM9G20_SDRAMC_CR_NR_12 0x4
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#define AT91SAM9G20_SDRAMC_CR_NR_13 0x8
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#define AT91SAM9G20_SDRAMC_CR_NR_RES 0xc
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#define AT91SAM9G20_SDRAMC_CR_NR_MASK 0x0000000c
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#define AT91SAM9G20_SDRAMC_CR_NB_2 0x00
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#define AT91SAM9G20_SDRAMC_CR_NB_4 0x10
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#define AT91SAM9G20_SDRAMC_CR_DBW_16 0x80
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#define AT91SAM9G20_SDRAMC_CR_NB_MASK 0x00000010
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#define AT91SAM9G20_SDRAMC_CR_NCAS_MASK 0x00000060
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#define AT91SAM9G20_SDRAMC_CR_TWR_MASK 0x00000780
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#define AT91SAM9G20_SDRAMC_CR_TRC_MASK 0x00007800
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#define AT91SAM9G20_SDRAMC_CR_TRP_MASK 0x00078000
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#define AT91SAM9G20_SDRAMC_CR_TRCD_MASK 0x00780000
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#define AT91SAM9G20_SDRAMC_CR_TRAS_MASK 0x07800000
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#define AT91SAM9G20_SDRAMC_CR_TXSR_MASK 0x78000000
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#define AT91SAM9G20_SDRAMC_HSR 0x0c
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#define AT91SAM9G20_SDRAMC_LPR 0x10
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#define AT91SAM9G20_SDRAMC_IER 0x14
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#define AT91SAM9G20_SDRAMC_IDR 0x18
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#define AT91SAM9G20_SDRAMC_IMR 0x1c
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#define AT91SAM9G20_SDRAMC_ISR 0x20
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#define AT91SAM9G20_SDRAMC_MDR 0x24
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#endif /* AT91SAM9G20REG_H_*/
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