NetBSD/sys/arch/arm/xscale/i80321reg.h
2003-12-19 10:08:11 +00:00

502 lines
18 KiB
C

/* $NetBSD: i80321reg.h,v 1.14 2003/12/19 10:08:11 gavan Exp $ */
/*
* Copyright (c) 2002 Wasabi Systems, Inc.
* All rights reserved.
*
* Written by Jason R. Thorpe for Wasabi Systems, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed for the NetBSD Project by
* Wasabi Systems, Inc.
* 4. The name of Wasabi Systems, Inc. may not be used to endorse
* or promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _ARM_XSCALE_I80321REG_H_
#define _ARM_XSCALE_I80321REG_H_
/*
* Register definitions for the Intel 80321 (``Verde'') I/O processor,
* based on the XScale core.
*/
/*
* Base i80321 memory map:
*
* 0x0000.0000 - 0x7fff.ffff ATU Outbound Direct Addressing Window
* 0x8000.0000 - 0x9001.ffff ATU Outbound Translation Windows
* 0x9002.0000 - 0xffff.dfff External Memory
* 0xffff.e000 - 0xffff.e8ff Peripheral Memory Mapped Registers
* 0xffff.e900 - 0xffff.ffff Reserved
*/
#define VERDE_OUT_DIRECT_WIN_BASE 0x00000000UL
#define VERDE_OUT_DIRECT_WIN_SIZE 0x80000000UL
#define VERDE_OUT_XLATE_MEM_WIN_SIZE 0x04000000UL
#define VERDE_OUT_XLATE_IO_WIN_SIZE 0x00010000UL
#define VERDE_OUT_XLATE_MEM_WIN0_BASE 0x80000000UL
#define VERDE_OUT_XLATE_MEM_WIN1_BASE 0x84000000UL
#define VERDE_OUT_XLATE_IO_WIN0_BASE 0x90000000UL
#define VERDE_EXTMEM_BASE 0x90020000UL
#define VERDE_PMMR_BASE 0xffffe000UL
#define VERDE_PMMR_SIZE 0x00001700UL
/*
* Peripheral Memory Mapped Registers. Defined as offsets
* from the VERDE_PMMR_BASE.
*/
#define VERDE_ATU_BASE 0x0100
#define VERDE_ATU_SIZE 0x0100
#define VERDE_MU_BASE 0x0300
#define VERDE_MU_SIZE 0x0100
#define VERDE_DMA_BASE 0x0400
#define VERDE_DMA_BASE0 (VERDE_DMA_BASE + 0x00)
#define VERDE_DMA_BASE1 (VERDE_DMA_BASE + 0x40)
#define VERDE_DMA_SIZE 0x0100
#define VERDE_DMA_CHSIZE 0x0040
#define VERDE_MCU_BASE 0x0500
#define VERDE_MCU_SIZE 0x0100
#define VERDE_SSP_BASE 0x0600
#define VERDE_SSP_SIZE 0x0080
#define VERDE_PBIU_BASE 0x0680
#define VERDE_PBIU_SIZE 0x0080
#define VERDE_AAU_BASE 0x0800
#define VERDE_AAU_SIZE 0x0100
#define VERDE_I2C_BASE 0x1680
#define VERDE_I2C_BASE0 (VERDE_I2C_BASE + 0x00)
#define VERDE_I2C_BASE1 (VERDE_I2C_BASE + 0x20)
#define VERDE_I2C_SIZE 0x0080
#define VERDE_I2C_CHSIZE 0x0020
/*
* Address Translation Unit
*/
/* 0x00 - 0x38 -- PCI configuration space header */
#define ATU_IALR0 0x40 /* Inbound ATU Limit 0 */
#define ATU_IATVR0 0x44 /* Inbound ATU Xlate Value 0 */
#define ATU_ERLR 0x48 /* Expansion ROM Limit */
#define ATU_ERTVR 0x4c /* Expansion ROM Xlate Value */
#define ATU_IALR1 0x50 /* Inbound ATU Limit 1 */
#define ATU_IALR2 0x54 /* Inbound ATU Limit 2 */
#define ATU_IATVR2 0x58 /* Inbound ATU Xlate Value 2 */
#define ATU_OIOWTVR 0x5c /* Outbound I/O Window Xlate Value */
#define ATU_OMWTVR0 0x60 /* Outbound Mem Window Xlate Value 0 */
#define ATU_OUMWTVR0 0x64 /* Outbound Mem Window Xlate Value 0 Upper */
#define ATU_OMWTVR1 0x68 /* Outbound Mem Window Xlate Value 1 */
#define ATU_OUMWTVR1 0x6c /* Outbound Mem Window Xlate Value 1 Upper */
#define ATU_OUDWTVR 0x78 /* Outbound Mem Direct Xlate Value Upper */
#define ATU_ATUCR 0x80 /* ATU Configuration */
#define ATU_PCSR 0x84 /* PCI Configuration and Status */
#define ATU_ATUISR 0x88 /* ATU Interrupt Status */
#define ATU_ATUIMR 0x8c /* ATU Interrupt Mask */
#define ATU_IABAR3 0x90 /* Inbound ATU Base Address 3 */
#define ATU_IAUBAR3 0x94 /* Inbound ATU Base Address 3 Upper */
#define ATU_IALR3 0x98 /* Inbound ATU Limit 3 */
#define ATU_IATVR3 0x9c /* Inbound ATU Xlate Value 3 */
#define ATU_OCCAR 0xa4 /* Outbound Configuration Cycle Address */
#define ATU_OCCDR 0xac /* Outbound Configuration Cycle Data */
#define ATU_MSI_PORT 0xb4 /* MSI port */
#define ATU_PDSCR 0xbc /* PCI Bus Drive Strength Control */
#define ATU_PCI_X_CAP_ID 0xe0 /* (1) */
#define ATU_PCI_X_NEXT 0xe1 /* (1) */
#define ATU_PCIXCMD 0xe2 /* PCI-X Command Register (2) */
#define ATU_PCIXSR 0xe4 /* PCI-X Status Register */
#define ATUCR_DRC_ALIAS (1U << 19)
#define ATUCR_DAU2GXEN (1U << 18)
#define ATUCR_P_SERR_MA (1U << 16)
#define ATUCR_DTS (1U << 15)
#define ATUCR_P_SERR_DIE (1U << 9)
#define ATUCR_DAE (1U << 8)
#define ATUCR_BIST_IE (1U << 3)
#define ATUCR_OUT_EN (1U << 1)
#define PCSR_DAAAPE (1U << 18)
#define PCSR_PCI_X_CAP (3U << 16)
#define PCSR_PCI_X_CAP_BORING (0 << 16)
#define PCSR_PCI_X_CAP_66 (1U << 16)
#define PCSR_PCI_X_CAP_100 (2U << 16)
#define PCSR_PCI_X_CAP_133 (3U << 16)
#define PCSR_OTQB (1U << 15)
#define PCSR_IRTQB (1U << 14)
#define PCSR_DTV (1U << 12)
#define PCSR_BUS66 (1U << 10)
#define PCSR_BUS64 (1U << 8)
#define PCSR_RIB (1U << 5)
#define PCSR_RPB (1U << 4)
#define PCSR_CCR (1U << 2)
#define PCSR_CPR (1U << 1)
#define ATUISR_IMW1BU (1U << 14)
#define ATUISR_ISCEM (1U << 13)
#define ATUISR_RSCEM (1U << 12)
#define ATUISR_PST (1U << 11)
#define ATUISR_P_SERR_ASRT (1U << 10)
#define ATUISR_DPE (1U << 9)
#define ATUISR_BIST (1U << 8)
#define ATUISR_IBMA (1U << 7)
#define ATUISR_P_SERR_DET (1U << 4)
#define ATUISR_PMA (1U << 3)
#define ATUISR_PTAM (1U << 2)
#define ATUISR_PTAT (1U << 1)
#define ATUISR_PMPE (1U << 0)
#define ATUIMR_IMW1BU (1U << 11)
#define ATUIMR_ISCEM (1U << 10)
#define ATUIMR_RSCEM (1U << 9)
#define ATUIMR_PST (1U << 8)
#define ATUIMR_DPE (1U << 7)
#define ATUIMR_P_SERR_ASRT (1U << 6)
#define ATUIMR_PMA (1U << 5)
#define ATUIMR_PTAM (1U << 4)
#define ATUIMR_PTAT (1U << 3)
#define ATUIMR_PMPE (1U << 2)
#define ATUIMR_IE_SERR_EN (1U << 1)
#define ATUIMR_ECC_TAE (1U << 0)
#define PCIXCMD_MOST_1 (0 << 4)
#define PCIXCMD_MOST_2 (1 << 4)
#define PCIXCMD_MOST_3 (2 << 4)
#define PCIXCMD_MOST_4 (3 << 4)
#define PCIXCMD_MOST_8 (4 << 4)
#define PCIXCMD_MOST_12 (5 << 4)
#define PCIXCMD_MOST_16 (6 << 4)
#define PCIXCMD_MOST_32 (7 << 4)
#define PCIXCMD_MOST_MASK (7 << 4)
#define PCIXCMD_MMRBC_512 (0 << 2)
#define PCIXCMD_MMRBC_1024 (1 << 2)
#define PCIXCMD_MMRBC_2048 (2 << 2)
#define PCIXCMD_MMRBC_4096 (3 << 2)
#define PCIXCMD_MMRBC_MASK (3 << 2)
#define PCIXCMD_ERO (1U << 1)
#define PCIXCMD_DPERE (1U << 0)
#define PCIXSR_RSCEM (1U << 29)
#define PCIXSR_DMCRS_MASK (7 << 26)
#define PCIXSR_DMOST_MASK (7 << 23)
#define PCIXSR_COMPLEX (1U << 20)
#define PCIXSR_USC (1U << 19)
#define PCIXSR_SCD (1U << 18)
#define PCIXSR_133_CAP (1U << 17)
#define PCIXSR_32PCI (1U << 16) /* 0 = 32, 1 = 64 */
#define PCIXSR_BUSNO(x) (((x) & 0xff00) >> 8)
#define PCIXSR_DEVNO(x) (((x) & 0xf8) >> 3)
#define PCIXSR_FUNCNO(x) ((x) & 0x7)
/*
* Memory Controller Unit
*/
#define MCU_SDIR 0x00 /* DDR SDRAM Init. Register */
#define MCU_SDCR 0x04 /* DDR SDRAM Control Register */
#define MCU_SDBR 0x08 /* SDRAM Base Register */
#define MCU_SBR0 0x0c /* SDRAM Boundary 0 */
#define MCU_SBR1 0x10 /* SDRAM Boundary 1 */
#define MCU_ECCR 0x34 /* ECC Control Register */
#define MCU_ELOG0 0x38 /* ECC Log 0 */
#define MCU_ELOG1 0x3c /* ECC Log 1 */
#define MCU_ECAR0 0x40 /* ECC address 0 */
#define MCU_ECAR1 0x44 /* ECC address 1 */
#define MCU_ECTST 0x48 /* ECC test register */
#define MCU_MCISR 0x4c /* MCU Interrupt Status Register */
#define MCU_RFR 0x50 /* Refresh Frequency Register */
#define MCU_DBUDSR 0x54 /* Data Bus Pull-up Drive Strength */
#define MCU_DBDDSR 0x58 /* Data Bus Pull-down Drive Strength */
#define MCU_CUDSR 0x5c /* Clock Pull-up Drive Strength */
#define MCU_CDDSR 0x60 /* Clock Pull-down Drive Strength */
#define MCU_CEUDSR 0x64 /* Clock En Pull-up Drive Strength */
#define MCU_CEDDSR 0x68 /* Clock En Pull-down Drive Strength */
#define MCU_CSUDSR 0x6c /* Chip Sel Pull-up Drive Strength */
#define MCU_CSDDSR 0x70 /* Chip Sel Pull-down Drive Strength */
#define MCU_REUDSR 0x74 /* Rx En Pull-up Drive Strength */
#define MCU_REDDSR 0x78 /* Rx En Pull-down Drive Strength */
#define MCU_ABUDSR 0x7c /* Addr Bus Pull-up Drive Strength */
#define MCU_ABDDSR 0x80 /* Addr Bus Pull-down Drive Strength */
#define MCU_DSDR 0x84 /* Data Strobe Delay Register */
#define MCU_REDR 0x88 /* Rx Enable Delay Register */
#define SDCR_DIMMTYPE (1U << 1) /* 0 = unbuf, 1 = reg */
#define SDCR_BUSWIDTH (1U << 2) /* 0 = 64, 1 = 32 */
#define SBRx_TECH (1U << 31)
#define SBRx_BOUND 0x0000003f
#define ECCR_SBERE (1U << 0)
#define ECCR_MBERE (1U << 1)
#define ECCR_SBECE (1U << 2)
#define ECCR_ECCEN (1U << 3)
#define ELOGx_SYNDROME 0x000000ff
#define ELOGx_ERRTYPE (1U << 8) /* 1 = multi-bit */
#define ELOGx_RW (1U << 12) /* 1 = write error */
/*
* Dev ID Func Requester
* 2 0 XScale core
* 2 1 ATU
* 13 0 DMA channel 0
* 13 1 DMA channel 1
* 26 0 ATU
*/
#define ELOGx_REQ_DEV(x) (((x) >> 19) & 0x1f)
#define ELOGx_REQ_FUNC(x) (((x) >> 16) & 0x3)
#define MCISR_ECC_ERR0 (1U << 0)
#define MCISR_ECC_ERR1 (1U << 1)
#define MCISR_ECC_ERRN (1U << 2)
/*
* Timers
*
* The i80321 timer registers are available in both memory-mapped
* and coprocessor spaces. Most of the registers are read-only
* if memory-mapped, so we access them via coprocessor space.
*
* TMR0 cp6 c0,1 0xffffe7e0
* TMR1 cp6 c1,1 0xffffe7e4
* TCR0 cp6 c2,1 0xffffe7e8
* TCR1 cp6 c3,1 0xffffe7ec
* TRR0 cp6 c4,1 0xffffe7f0
* TRR1 cp6 c5,1 0xffffe7f4
* TISR cp6 c6,1 0xffffe7f8
* WDTCR cp6 c7,1 0xffffe7fc
*/
#define TMRx_TC (1U << 0)
#define TMRx_ENABLE (1U << 1)
#define TMRx_RELOAD (1U << 2)
#define TMRx_CSEL_CORE (0 << 4)
#define TMRx_CSEL_CORE_div4 (1 << 4)
#define TMRx_CSEL_CORE_div8 (2 << 4)
#define TMRx_CSEL_CORE_div16 (3 << 4)
#define TISR_TMR0 (1U << 0)
#define TISR_TMR1 (1U << 1)
#define WDTCR_ENABLE1 0x1e1e1e1e
#define WDTCR_ENABLE2 0xe1e1e1e1
/*
* Interrupt Controller Unit.
*
* INTCTL cp6 c0,0 0xffffe7d0
* INTSTR cp6 c4,0 0xffffe7d4
* IINTSRC cp6 c8,0 0xffffe7d8
* FINTSRC cp6 c9,0 0xffffe7dc
* PIRSR 0xffffe1ec
*/
#define ICU_PIRSR 0x01ec
#define ICU_GPOE 0x07c4
#define ICU_GPID 0x07c8
#define ICU_GPOD 0x07cc
/*
* NOTE: WE USE THE `bitXX' BITS TO INDICATE PENDING SOFTWARE
* INTERRUPTS. See i80321_icu.c
*/
#define ICU_INT_HPI 31 /* high priority interrupt */
#define ICU_INT_XINT0 27 /* external interrupts */
#define ICU_INT_XINT(x) ((x) + ICU_INT_XINT0)
#define ICU_INT_bit26 26
#define ICU_INT_SSP 25 /* SSP serial port */
#define ICU_INT_MUE 24 /* msg unit error */
#define ICU_INT_AAUE 23 /* AAU error */
#define ICU_INT_bit22 22
#define ICU_INT_DMA1E 21 /* DMA Ch 1 error */
#define ICU_INT_DMA0E 20 /* DMA Ch 0 error */
#define ICU_INT_MCUE 19 /* memory controller error */
#define ICU_INT_ATUE 18 /* ATU error */
#define ICU_INT_BIUE 17 /* bus interface unit error */
#define ICU_INT_PMU 16 /* XScale PMU */
#define ICU_INT_PPM 15 /* peripheral PMU */
#define ICU_INT_BIST 14 /* ATU Start BIST */
#define ICU_INT_MU 13 /* messaging unit */
#define ICU_INT_I2C1 12 /* i2c unit 1 */
#define ICU_INT_I2C0 11 /* i2c unit 0 */
#define ICU_INT_TMR1 10 /* timer 1 */
#define ICU_INT_TMR0 9 /* timer 0 */
#define ICU_INT_CPPM 8 /* core processor PMU */
#define ICU_INT_AAU_EOC 7 /* AAU end-of-chain */
#define ICU_INT_AAU_EOT 6 /* AAU end-of-transfer */
#define ICU_INT_bit5 5
#define ICU_INT_bit4 4
#define ICU_INT_DMA1_EOC 3 /* DMA1 end-of-chain */
#define ICU_INT_DMA1_EOT 2 /* DMA1 end-of-transfer */
#define ICU_INT_DMA0_EOC 1 /* DMA0 end-of-chain */
#define ICU_INT_DMA0_EOT 0 /* DMA0 end-of-transfer */
#define ICU_INT_HWMASK (0xffffffff & \
~((1 << ICU_INT_bit26) | \
(1 << ICU_INT_bit22) | \
(1 << ICU_INT_bit5) | \
(1 << ICU_INT_bit4)))
/*
* SSP Serial Port
*/
#define SSP_SSCR0 0x00 /* SSC control 0 */
#define SSP_SSCR1 0x04 /* SSC control 1 */
#define SSP_SSSR 0x08 /* SSP status */
#define SSP_SSITR 0x0c /* SSP interrupt test */
#define SSP_SSDR 0x10 /* SSP data */
#define SSP_SSCR0_DSIZE(x) ((x) - 1)/* data size: 4..16 */
#define SSP_SSCR0_FRF_SPI (0 << 4) /* Motorola Serial Periph Iface */
#define SSP_SSCR0_FRF_SSP (1U << 4)/* TI Sync. Serial Protocol */
#define SSP_SSCR0_FRF_UWIRE (2U << 4)/* NatSemi Microwire */
#define SSP_SSCR0_FRF_rsvd (3U << 4)/* reserved */
#define SSP_SSCR0_ECS (1U << 6)/* external clock select */
#define SSP_SSCR0_SSE (1U << 7)/* sync. serial port enable */
#define SSP_SSCR0_SCR(x) ((x) << 8)/* serial clock rate */
/* bit rate = 3.6864 * 10e6 /
(2 * (SCR + 1)) */
#define SSP_SSCR1_RIE (1U << 0)/* Rx FIFO interrupt enable */
#define SSP_SSCR1_TIE (1U << 1)/* Tx FIFO interrupt enable */
#define SSP_SSCR1_LBM (1U << 2)/* loopback mode enable */
#define SSP_SSCR1_SPO (1U << 3)/* Moto SPI SSCLK pol. (1 = high) */
#define SSP_SSCR1_SPH (1U << 4)/* Moto SPI SSCLK phase:
0 = inactive full at start,
1/2 at end of frame
1 = inactive 1/2 at start,
full at end of frame */
#define SSP_SSCR1_MWDS (1U << 5)/* Microwire data size:
0 = 8 bit
1 = 16 bit */
#define SSP_SSCR1_TFT (((x) - 1) << 6) /* Tx FIFO threshold */
#define SSP_SSCR1_RFT (((x) - 1) << 10)/* Rx FIFO threshold */
#define SSP_SSCR1_EFWR (1U << 14)/* enab. FIFO write/read */
#define SSP_SSCR1_STRF (1U << 15)/* FIFO write/read FIFO select:
0 = Tx FIFO
1 = Rx FIFO */
#define SSP_SSSR_TNF (1U << 2)/* Tx FIFO not full */
#define SSP_SSSR_RNE (1U << 3)/* Rx FIFO not empty */
#define SSP_SSSR_BSY (1U << 4)/* SSP is busy */
#define SSP_SSSR_TFS (1U << 5)/* Tx FIFO service request */
#define SSP_SSSR_RFS (1U << 6)/* Rx FIFO service request */
#define SSP_SSSR_ROR (1U << 7)/* Rx FIFO overrun */
#define SSP_SSSR_TFL(x) (((x) >> 8) & 0xf) /* Tx FIFO level */
#define SSP_SSSR_RFL(x) (((x) >> 12) & 0xf)/* Rx FIFO level */
#define SSP_SSITR_TTFS (1U << 5)/* Test Tx FIFO service */
#define SSP_SSITR_TRFS (1U << 6)/* Test Rx FIFO service */
#define SSP_SSITR_TROR (1U << 7)/* Test Rx overrun */
/*
* Peripheral Bus Interface Unit
*/
#define PBIU_PBCR 0x00 /* PBIU Control Register */
#define PBIU_PBBAR0 0x08 /* PBIU Base Address Register 0 */
#define PBIU_PBLR0 0x0c /* PBIU Limit Register 0 */
#define PBIU_PBBAR1 0x10 /* PBIU Base Address Register 1 */
#define PBIU_PBLR1 0x14 /* PBIU Limit Register 1 */
#define PBIU_PBBAR2 0x18 /* PBIU Base Address Register 2 */
#define PBIU_PBLR2 0x1c /* PBIU Limit Register 2 */
#define PBIU_PBBAR3 0x20 /* PBIU Base Address Register 3 */
#define PBIU_PBLR3 0x24 /* PBIU Limit Register 3 */
#define PBIU_PBBAR4 0x28 /* PBIU Base Address Register 4 */
#define PBIU_PBLR4 0x2c /* PBIU Limit Register 4 */
#define PBIU_PBBAR5 0x30 /* PBIU Base Address Register 5 */
#define PBIU_PBLR5 0x34 /* PBIU Limit Register 5 */
#define PBIU_DSCR 0x38 /* PBIU Drive Strength Control Reg. */
#define PBIU_MBR0 0x40 /* PBIU Memory-less Boot Reg. 0 */
#define PBIU_MBR1 0x60 /* PBIU Memory-less Boot Reg. 1 */
#define PBIU_MBR2 0x64 /* PBIU Memory-less Boot Reg. 2 */
#define PBIU_PBCR_PBIEN (1 << 0)
#define PBIU_PBCR_PBI100 (1 << 1)
#define PBIU_PBCR_PBI66 (2 << 1)
#define PBIU_PBCR_PBI33 (3 << 1)
#define PBIU_PBCR_PBBEN (1 << 3)
#define PBIU_PBARx_WIDTH8 (0 << 0)
#define PBIU_PBARx_WIDTH16 (1 << 0)
#define PBIU_PBARx_WIDTH32 (2 << 0)
#define PBIU_PBARx_ADWAIT4 (0 << 2)
#define PBIU_PBARx_ADWAIT8 (1 << 2)
#define PBIU_PBARx_ADWAIT12 (2 << 2)
#define PBIU_PBARx_ADWAIT16 (3 << 2)
#define PBIU_PBARx_ADWAIT20 (4 << 2)
#define PBIU_PBARx_RCWAIT1 (0 << 6)
#define PBIU_PBARx_RCWAIT4 (1 << 6)
#define PBIU_PBARx_RCWAIT8 (2 << 6)
#define PBIU_PBARx_RCWAIT12 (3 << 6)
#define PBIU_PBARx_RCWAIT16 (4 << 6)
#define PBIU_PBARx_RCWAIT20 (5 << 6)
#define PBIU_PBARx_FWE (1 << 9)
#define PBIU_BASE_MASK 0xfffff000U
#define PBIU_PBLRx_SIZE(x) (~((x) - 1))
/*
* Messaging Unit
*/
#define MU_IMR0 0x0010 /* MU Inbound Message Register 0 */
#define MU_IMR1 0x0014 /* MU Inbound Message Register 1 */
#define MU_OMR0 0x0018 /* MU Outbound Message Register 0 */
#define MU_OMR1 0x001c /* MU Outbound Message Register 1 */
#define MU_IDR 0x0020 /* MU Inbound Doorbell Register */
#define MU_IISR 0x0024 /* MU Inbound Interrupt Status Reg */
#define MU_IIMR 0x0028 /* MU Inbound Interrupt Mask Reg */
#define MU_ODR 0x002c /* MU Outbound Doorbell Register */
#define MU_OISR 0x0030 /* MU Outbound Interrupt Status Reg */
#define MU_OIMR 0x0034 /* MU Outbound Interrupt Mask Reg */
#define MU_MUCR 0x0050 /* MU Configuration Register */
#define MU_QBAR 0x0054 /* MU Queue Base Address Register */
#define MU_IFHPR 0x0060 /* MU Inbound Free Head Pointer Reg */
#define MU_IFTPR 0x0064 /* MU Inbound Free Tail Pointer Reg */
#define MU_IPHPR 0x0068 /* MU Inbound Post Head Pointer Reg */
#define MU_IPTPR 0x006c /* MU Inbound Post Tail Pointer Reg */
#define MU_OFHPR 0x0070 /* MU Outbound Free Head Pointer Reg */
#define MU_OFTPR 0x0074 /* MU Outbound Free Tail Pointer Reg */
#define MU_OPHPR 0x0078 /* MU Outbound Post Head Pointer Reg */
#define MU_OPTPR 0x007c /* MU Outbound Post Tail Pointer Reg */
#define MU_IAR 0x0080 /* MU Index Address Register */
#define MU_IIMR_IRI (1 << 6) /* Index Register Interrupt */
#define MU_IIMR_OFQFI (1 << 5) /* Outbound Free Queue Full Int. */
#define MU_IIMR_IPQI (1 << 4) /* Inbound Post Queue Interrupt */
#define MU_IIMR_EDI (1 << 3) /* Error Doorbell Interrupt */
#define MU_IIMR_IDI (1 << 2) /* Inbound Doorbell Interrupt */
#define MU_IIMR_IM1I (1 << 1) /* Inbound Message 1 Interrupt */
#define MU_IIMR_IM0I (1 << 0) /* Inbound Message 0 Interrupt */
#endif /* _ARM_XSCALE_I80321REG_H_ */