626 lines
25 KiB
C
626 lines
25 KiB
C
/*
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* include/asm-arm/arch-ixp4xx/ixp4xx-regs.h
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*
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* Register definitions for IXP4xx chipset. This file contains
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* register location and bit definitions only. Platform specific
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* definitions and helper function declarations are in platform.h
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* and machine-name.h.
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*
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* Copyright (C) 2002 Intel Corporation.
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* Copyright (C) 2003-2004 MontaVista Software, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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*/
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#ifndef __ASM_ARCH_HARDWARE_H__
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#error "Do not include this directly, instead #include <asm/hardware.h>"
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#endif
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#ifndef _ASM_ARM_IXP4XX_H_
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#define _ASM_ARM_IXP4XX_H_
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/*
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* IXP4xx Linux Memory Map:
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*
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* Phy Size Virt Description
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* =========================================================================
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*
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* 0x00000000 0x10000000(max) PAGE_OFFSET System RAM
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*
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* 0x48000000 0x04000000 ioremap'd PCI Memory Space
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*
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* 0x50000000 0x10000000 ioremap'd EXP BUS
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*
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* 0x6000000 0x00004000 ioremap'd QMgr
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*
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* 0xC0000000 0x00001000 0xffbff000 PCI CFG
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*
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* 0xC4000000 0x00001000 0xffbfe000 EXP CFG
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*
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* 0xC8000000 0x00013000 0xffbeb000 On-Chip Peripherals
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*/
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/*
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* Queue Manager
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*/
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#define IXP4XX_QMGR_BASE_PHYS (0x60000000)
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#define IXP4XX_QMGR_REGION_SIZE (0x00004000)
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/*
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* Expansion BUS Configuration registers
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*/
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#define IXP4XX_EXP_CFG_BASE_PHYS (0xC4000000)
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#define IXP4XX_EXP_CFG_BASE_VIRT (0xFFBFE000)
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#define IXP4XX_EXP_CFG_REGION_SIZE (0x00001000)
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/*
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* PCI Config registers
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*/
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#define IXP4XX_PCI_CFG_BASE_PHYS (0xC0000000)
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#define IXP4XX_PCI_CFG_BASE_VIRT (0xFFBFF000)
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#define IXP4XX_PCI_CFG_REGION_SIZE (0x00001000)
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/*
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* Peripheral space
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*/
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#define IXP4XX_PERIPHERAL_BASE_PHYS (0xC8000000)
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#define IXP4XX_PERIPHERAL_BASE_VIRT (0xFFBEB000)
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#define IXP4XX_PERIPHERAL_REGION_SIZE (0x00013000)
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/*
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* Debug UART
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*
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* This is basically a remap of UART1 into a region that is section
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* aligned so that it * can be used with the low-level debug code.
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*/
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#define IXP4XX_DEBUG_UART_BASE_PHYS (0xC8000000)
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#define IXP4XX_DEBUG_UART_BASE_VIRT (0xffb00000)
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#define IXP4XX_DEBUG_UART_REGION_SIZE (0x00001000)
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#define IXP4XX_EXP_CS0_OFFSET 0x00
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#define IXP4XX_EXP_CS1_OFFSET 0x04
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#define IXP4XX_EXP_CS2_OFFSET 0x08
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#define IXP4XX_EXP_CS3_OFFSET 0x0C
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#define IXP4XX_EXP_CS4_OFFSET 0x10
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#define IXP4XX_EXP_CS5_OFFSET 0x14
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#define IXP4XX_EXP_CS6_OFFSET 0x18
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#define IXP4XX_EXP_CS7_OFFSET 0x1C
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#define IXP4XX_EXP_CFG0_OFFSET 0x20
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#define IXP4XX_EXP_CFG1_OFFSET 0x24
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#define IXP4XX_EXP_CFG2_OFFSET 0x28
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#define IXP4XX_EXP_CFG3_OFFSET 0x2C
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/*
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* Expansion Bus Controller registers.
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*/
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#define IXP4XX_EXP_REG(x) ((volatile u32 *)(IXP4XX_EXP_CFG_BASE_VIRT+(x)))
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#define IXP4XX_EXP_CS0 IXP4XX_EXP_REG(IXP4XX_EXP_CS0_OFFSET)
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#define IXP4XX_EXP_CS1 IXP4XX_EXP_REG(IXP4XX_EXP_CS1_OFFSET)
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#define IXP4XX_EXP_CS2 IXP4XX_EXP_REG(IXP4XX_EXP_CS2_OFFSET)
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#define IXP4XX_EXP_CS3 IXP4XX_EXP_REG(IXP4XX_EXP_CS3_OFFSET)
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#define IXP4XX_EXP_CS4 IXP4XX_EXP_REG(IXP4XX_EXP_CS4_OFFSET)
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#define IXP4XX_EXP_CS5 IXP4XX_EXP_REG(IXP4XX_EXP_CS5_OFFSET)
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#define IXP4XX_EXP_CS6 IXP4XX_EXP_REG(IXP4XX_EXP_CS6_OFFSET)
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#define IXP4XX_EXP_CS7 IXP4XX_EXP_REG(IXP4XX_EXP_CS7_OFFSET)
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#define IXP4XX_EXP_CFG0 IXP4XX_EXP_REG(IXP4XX_EXP_CFG0_OFFSET)
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#define IXP4XX_EXP_CFG1 IXP4XX_EXP_REG(IXP4XX_EXP_CFG1_OFFSET)
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#define IXP4XX_EXP_CFG2 IXP4XX_EXP_REG(IXP4XX_EXP_CFG2_OFFSET)
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#define IXP4XX_EXP_CFG3 IXP4XX_EXP_REG(IXP4XX_EXP_CFG3_OFFSET)
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/*
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* Peripheral Space Register Region Base Addresses
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*/
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#define IXP4XX_UART1_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x0000)
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#define IXP4XX_UART2_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x1000)
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#define IXP4XX_PMU_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x2000)
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#define IXP4XX_INTC_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x3000)
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#define IXP4XX_GPIO_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x4000)
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#define IXP4XX_TIMER_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x5000)
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#define IXP4XX_NPEA_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x6000)
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#define IXP4XX_NPEB_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x7000)
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#define IXP4XX_NPEC_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x8000)
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#define IXP4XX_EthB_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x9000)
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#define IXP4XX_EthC_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0xA000)
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#define IXP4XX_USB_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0xB000)
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/* ixp46X only */
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#define IXP4XX_EthA_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0xC000)
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#define IXP4XX_EthB1_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0xD000)
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#define IXP4XX_EthB2_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0xE000)
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#define IXP4XX_EthB3_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0xF000)
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#define IXP4XX_TIMESYNC_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x10000)
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#define IXP4XX_I2C_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x11000)
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#define IXP4XX_SSP_BASE_PHYS (IXP4XX_PERIPHERAL_BASE_PHYS + 0x12000)
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#define IXP4XX_UART1_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x0000)
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#define IXP4XX_UART2_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x1000)
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#define IXP4XX_PMU_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x2000)
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#define IXP4XX_INTC_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x3000)
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#define IXP4XX_GPIO_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x4000)
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#define IXP4XX_TIMER_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x5000)
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#define IXP4XX_NPEA_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x6000)
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#define IXP4XX_NPEB_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x7000)
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#define IXP4XX_NPEC_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x8000)
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#define IXP4XX_EthB_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x9000)
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#define IXP4XX_EthC_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0xA000)
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#define IXP4XX_USB_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0xB000)
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/* ixp46X only */
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#define IXP4XX_EthA_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0xC000)
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#define IXP4XX_EthB1_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0xD000)
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#define IXP4XX_EthB2_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0xE000)
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#define IXP4XX_EthB3_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0xF000)
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#define IXP4XX_TIMESYNC_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x10000)
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#define IXP4XX_I2C_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x11000)
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#define IXP4XX_SSP_BASE_VIRT (IXP4XX_PERIPHERAL_BASE_VIRT + 0x12000)
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/*
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* Constants to make it easy to access Interrupt Controller registers
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*/
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#define IXP4XX_ICPR_OFFSET 0x00 /* Interrupt Status */
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#define IXP4XX_ICMR_OFFSET 0x04 /* Interrupt Enable */
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#define IXP4XX_ICLR_OFFSET 0x08 /* Interrupt IRQ/FIQ Select */
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#define IXP4XX_ICIP_OFFSET 0x0C /* IRQ Status */
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#define IXP4XX_ICFP_OFFSET 0x10 /* FIQ Status */
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#define IXP4XX_ICHR_OFFSET 0x14 /* Interrupt Priority */
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#define IXP4XX_ICIH_OFFSET 0x18 /* IRQ Highest Pri Int */
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#define IXP4XX_ICFH_OFFSET 0x1C /* FIQ Highest Pri Int */
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/*
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* IXP465-only
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*/
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#define IXP4XX_ICPR2_OFFSET 0x20 /* Interrupt Status 2 */
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#define IXP4XX_ICMR2_OFFSET 0x24 /* Interrupt Enable 2 */
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#define IXP4XX_ICLR2_OFFSET 0x28 /* Interrupt IRQ/FIQ Select 2 */
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#define IXP4XX_ICIP2_OFFSET 0x2C /* IRQ Status */
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#define IXP4XX_ICFP2_OFFSET 0x30 /* FIQ Status */
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#define IXP4XX_ICEEN_OFFSET 0x34 /* Error High Pri Enable */
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/*
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* Interrupt Controller Register Definitions.
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*/
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#define IXP4XX_INTC_REG(x) ((volatile u32 *)(IXP4XX_INTC_BASE_VIRT+(x)))
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#define IXP4XX_ICPR IXP4XX_INTC_REG(IXP4XX_ICPR_OFFSET)
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#define IXP4XX_ICMR IXP4XX_INTC_REG(IXP4XX_ICMR_OFFSET)
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#define IXP4XX_ICLR IXP4XX_INTC_REG(IXP4XX_ICLR_OFFSET)
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#define IXP4XX_ICIP IXP4XX_INTC_REG(IXP4XX_ICIP_OFFSET)
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#define IXP4XX_ICFP IXP4XX_INTC_REG(IXP4XX_ICFP_OFFSET)
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#define IXP4XX_ICHR IXP4XX_INTC_REG(IXP4XX_ICHR_OFFSET)
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#define IXP4XX_ICIH IXP4XX_INTC_REG(IXP4XX_ICIH_OFFSET)
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#define IXP4XX_ICFH IXP4XX_INTC_REG(IXP4XX_ICFH_OFFSET)
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#define IXP4XX_ICPR2 IXP4XX_INTC_REG(IXP4XX_ICPR2_OFFSET)
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#define IXP4XX_ICMR2 IXP4XX_INTC_REG(IXP4XX_ICMR2_OFFSET)
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#define IXP4XX_ICLR2 IXP4XX_INTC_REG(IXP4XX_ICLR2_OFFSET)
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#define IXP4XX_ICIP2 IXP4XX_INTC_REG(IXP4XX_ICIP2_OFFSET)
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#define IXP4XX_ICFP2 IXP4XX_INTC_REG(IXP4XX_ICFP2_OFFSET)
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#define IXP4XX_ICEEN IXP4XX_INTC_REG(IXP4XX_ICEEN_OFFSET)
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/*
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* Constants to make it easy to access GPIO registers
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*/
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#define IXP4XX_GPIO_GPOUTR_OFFSET 0x00
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#define IXP4XX_GPIO_GPOER_OFFSET 0x04
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#define IXP4XX_GPIO_GPINR_OFFSET 0x08
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#define IXP4XX_GPIO_GPISR_OFFSET 0x0C
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#define IXP4XX_GPIO_GPIT1R_OFFSET 0x10
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#define IXP4XX_GPIO_GPIT2R_OFFSET 0x14
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#define IXP4XX_GPIO_GPCLKR_OFFSET 0x18
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#define IXP4XX_GPIO_GPDBSELR_OFFSET 0x1C
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/*
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* GPIO Register Definitions.
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* [Only perform 32bit reads/writes]
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*/
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#define IXP4XX_GPIO_REG(x) ((volatile u32 *)(IXP4XX_GPIO_BASE_VIRT+(x)))
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#define IXP4XX_GPIO_GPOUTR IXP4XX_GPIO_REG(IXP4XX_GPIO_GPOUTR_OFFSET)
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#define IXP4XX_GPIO_GPOER IXP4XX_GPIO_REG(IXP4XX_GPIO_GPOER_OFFSET)
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#define IXP4XX_GPIO_GPINR IXP4XX_GPIO_REG(IXP4XX_GPIO_GPINR_OFFSET)
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#define IXP4XX_GPIO_GPISR IXP4XX_GPIO_REG(IXP4XX_GPIO_GPISR_OFFSET)
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#define IXP4XX_GPIO_GPIT1R IXP4XX_GPIO_REG(IXP4XX_GPIO_GPIT1R_OFFSET)
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#define IXP4XX_GPIO_GPIT2R IXP4XX_GPIO_REG(IXP4XX_GPIO_GPIT2R_OFFSET)
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#define IXP4XX_GPIO_GPCLKR IXP4XX_GPIO_REG(IXP4XX_GPIO_GPCLKR_OFFSET)
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#define IXP4XX_GPIO_GPDBSELR IXP4XX_GPIO_REG(IXP4XX_GPIO_GPDBSELR_OFFSET)
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/*
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* GPIO register bit definitions
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*/
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/* Interrupt styles
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*/
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#define IXP4XX_GPIO_STYLE_ACTIVE_HIGH 0x0
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#define IXP4XX_GPIO_STYLE_ACTIVE_LOW 0x1
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#define IXP4XX_GPIO_STYLE_RISING_EDGE 0x2
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#define IXP4XX_GPIO_STYLE_FALLING_EDGE 0x3
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#define IXP4XX_GPIO_STYLE_TRANSITIONAL 0x4
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/*
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* Mask used to clear interrupt styles
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*/
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#define IXP4XX_GPIO_STYLE_CLEAR 0x7
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#define IXP4XX_GPIO_STYLE_SIZE 3
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/*
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* Constants to make it easy to access Timer Control/Status registers
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*/
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#define IXP4XX_OSTS_OFFSET 0x00 /* Continious TimeStamp */
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#define IXP4XX_OST1_OFFSET 0x04 /* Timer 1 Timestamp */
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#define IXP4XX_OSRT1_OFFSET 0x08 /* Timer 1 Reload */
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#define IXP4XX_OST2_OFFSET 0x0C /* Timer 2 Timestamp */
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#define IXP4XX_OSRT2_OFFSET 0x10 /* Timer 2 Reload */
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#define IXP4XX_OSWT_OFFSET 0x14 /* Watchdog Timer */
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#define IXP4XX_OSWE_OFFSET 0x18 /* Watchdog Enable */
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#define IXP4XX_OSWK_OFFSET 0x1C /* Watchdog Key */
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#define IXP4XX_OSST_OFFSET 0x20 /* Timer Status */
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/*
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* Operating System Timer Register Definitions.
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*/
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#define IXP4XX_TIMER_REG(x) ((volatile u32 *)(IXP4XX_TIMER_BASE_VIRT+(x)))
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#define IXP4XX_OSTS IXP4XX_TIMER_REG(IXP4XX_OSTS_OFFSET)
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#define IXP4XX_OST1 IXP4XX_TIMER_REG(IXP4XX_OST1_OFFSET)
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#define IXP4XX_OSRT1 IXP4XX_TIMER_REG(IXP4XX_OSRT1_OFFSET)
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#define IXP4XX_OST2 IXP4XX_TIMER_REG(IXP4XX_OST2_OFFSET)
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#define IXP4XX_OSRT2 IXP4XX_TIMER_REG(IXP4XX_OSRT2_OFFSET)
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#define IXP4XX_OSWT IXP4XX_TIMER_REG(IXP4XX_OSWT_OFFSET)
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#define IXP4XX_OSWE IXP4XX_TIMER_REG(IXP4XX_OSWE_OFFSET)
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#define IXP4XX_OSWK IXP4XX_TIMER_REG(IXP4XX_OSWK_OFFSET)
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#define IXP4XX_OSST IXP4XX_TIMER_REG(IXP4XX_OSST_OFFSET)
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/*
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* Timer register values and bit definitions
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*/
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#define IXP4XX_OST_ENABLE 0x00000001
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#define IXP4XX_OST_ONE_SHOT 0x00000002
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/* Low order bits of reload value ignored */
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#define IXP4XX_OST_RELOAD_MASK 0x00000003
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#define IXP4XX_OST_DISABLED 0x00000000
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#define IXP4XX_OSST_TIMER_1_PEND 0x00000001
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#define IXP4XX_OSST_TIMER_2_PEND 0x00000002
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#define IXP4XX_OSST_TIMER_TS_PEND 0x00000004
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#define IXP4XX_OSST_TIMER_WDOG_PEND 0x00000008
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#define IXP4XX_OSST_TIMER_WARM_RESET 0x00000010
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#define IXP4XX_WDT_KEY 0x0000482E
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#define IXP4XX_WDT_RESET_ENABLE 0x00000001
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#define IXP4XX_WDT_IRQ_ENABLE 0x00000002
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#define IXP4XX_WDT_COUNT_ENABLE 0x00000004
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/*
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* Constants to make it easy to access PCI Control/Status registers
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*/
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#define PCI_NP_AD_OFFSET 0x00
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#define PCI_NP_CBE_OFFSET 0x04
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#define PCI_NP_WDATA_OFFSET 0x08
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#define PCI_NP_RDATA_OFFSET 0x0c
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#define PCI_CRP_AD_CBE_OFFSET 0x10
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#define PCI_CRP_WDATA_OFFSET 0x14
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#define PCI_CRP_RDATA_OFFSET 0x18
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#define PCI_CSR_OFFSET 0x1c
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#define PCI_ISR_OFFSET 0x20
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#define PCI_INTEN_OFFSET 0x24
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#define PCI_DMACTRL_OFFSET 0x28
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#define PCI_AHBMEMBASE_OFFSET 0x2c
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#define PCI_AHBIOBASE_OFFSET 0x30
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#define PCI_PCIMEMBASE_OFFSET 0x34
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#define PCI_AHBDOORBELL_OFFSET 0x38
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#define PCI_PCIDOORBELL_OFFSET 0x3C
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#define PCI_ATPDMA0_AHBADDR_OFFSET 0x40
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#define PCI_ATPDMA0_PCIADDR_OFFSET 0x44
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#define PCI_ATPDMA0_LENADDR_OFFSET 0x48
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#define PCI_ATPDMA1_AHBADDR_OFFSET 0x4C
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#define PCI_ATPDMA1_PCIADDR_OFFSET 0x50
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#define PCI_ATPDMA1_LENADDR_OFFSET 0x54
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/*
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* PCI Control/Status Registers
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*/
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#define IXP4XX_PCI_CSR(x) ((volatile u32 *)(IXP4XX_PCI_CFG_BASE_VIRT+(x)))
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#define PCI_NP_AD IXP4XX_PCI_CSR(PCI_NP_AD_OFFSET)
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#define PCI_NP_CBE IXP4XX_PCI_CSR(PCI_NP_CBE_OFFSET)
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#define PCI_NP_WDATA IXP4XX_PCI_CSR(PCI_NP_WDATA_OFFSET)
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#define PCI_NP_RDATA IXP4XX_PCI_CSR(PCI_NP_RDATA_OFFSET)
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#define PCI_CRP_AD_CBE IXP4XX_PCI_CSR(PCI_CRP_AD_CBE_OFFSET)
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#define PCI_CRP_WDATA IXP4XX_PCI_CSR(PCI_CRP_WDATA_OFFSET)
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#define PCI_CRP_RDATA IXP4XX_PCI_CSR(PCI_CRP_RDATA_OFFSET)
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#define PCI_CSR IXP4XX_PCI_CSR(PCI_CSR_OFFSET)
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#define PCI_ISR IXP4XX_PCI_CSR(PCI_ISR_OFFSET)
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#define PCI_INTEN IXP4XX_PCI_CSR(PCI_INTEN_OFFSET)
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#define PCI_DMACTRL IXP4XX_PCI_CSR(PCI_DMACTRL_OFFSET)
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#define PCI_AHBMEMBASE IXP4XX_PCI_CSR(PCI_AHBMEMBASE_OFFSET)
|
|
#define PCI_AHBIOBASE IXP4XX_PCI_CSR(PCI_AHBIOBASE_OFFSET)
|
|
#define PCI_PCIMEMBASE IXP4XX_PCI_CSR(PCI_PCIMEMBASE_OFFSET)
|
|
#define PCI_AHBDOORBELL IXP4XX_PCI_CSR(PCI_AHBDOORBELL_OFFSET)
|
|
#define PCI_PCIDOORBELL IXP4XX_PCI_CSR(PCI_PCIDOORBELL_OFFSET)
|
|
#define PCI_ATPDMA0_AHBADDR IXP4XX_PCI_CSR(PCI_ATPDMA0_AHBADDR_OFFSET)
|
|
#define PCI_ATPDMA0_PCIADDR IXP4XX_PCI_CSR(PCI_ATPDMA0_PCIADDR_OFFSET)
|
|
#define PCI_ATPDMA0_LENADDR IXP4XX_PCI_CSR(PCI_ATPDMA0_LENADDR_OFFSET)
|
|
#define PCI_ATPDMA1_AHBADDR IXP4XX_PCI_CSR(PCI_ATPDMA1_AHBADDR_OFFSET)
|
|
#define PCI_ATPDMA1_PCIADDR IXP4XX_PCI_CSR(PCI_ATPDMA1_PCIADDR_OFFSET)
|
|
#define PCI_ATPDMA1_LENADDR IXP4XX_PCI_CSR(PCI_ATPDMA1_LENADDR_OFFSET)
|
|
|
|
/*
|
|
* PCI register values and bit definitions
|
|
*/
|
|
|
|
/* CSR bit definitions */
|
|
#define PCI_CSR_HOST 0x00000001
|
|
#define PCI_CSR_ARBEN 0x00000002
|
|
#define PCI_CSR_ADS 0x00000004
|
|
#define PCI_CSR_PDS 0x00000008
|
|
#define PCI_CSR_ABE 0x00000010
|
|
#define PCI_CSR_DBT 0x00000020
|
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#define PCI_CSR_ASE 0x00000100
|
|
#define PCI_CSR_IC 0x00008000
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|
|
|
/* ISR (Interrupt status) Register bit definitions */
|
|
#define PCI_ISR_PSE 0x00000001
|
|
#define PCI_ISR_PFE 0x00000002
|
|
#define PCI_ISR_PPE 0x00000004
|
|
#define PCI_ISR_AHBE 0x00000008
|
|
#define PCI_ISR_APDC 0x00000010
|
|
#define PCI_ISR_PADC 0x00000020
|
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#define PCI_ISR_ADB 0x00000040
|
|
#define PCI_ISR_PDB 0x00000080
|
|
|
|
/* INTEN (Interrupt Enable) Register bit definitions */
|
|
#define PCI_INTEN_PSE 0x00000001
|
|
#define PCI_INTEN_PFE 0x00000002
|
|
#define PCI_INTEN_PPE 0x00000004
|
|
#define PCI_INTEN_AHBE 0x00000008
|
|
#define PCI_INTEN_APDC 0x00000010
|
|
#define PCI_INTEN_PADC 0x00000020
|
|
#define PCI_INTEN_ADB 0x00000040
|
|
#define PCI_INTEN_PDB 0x00000080
|
|
|
|
/*
|
|
* Shift value for byte enable on NP cmd/byte enable register
|
|
*/
|
|
#define IXP4XX_PCI_NP_CBE_BESL 4
|
|
|
|
/*
|
|
* PCI commands supported by NP access unit
|
|
*/
|
|
#define NP_CMD_IOREAD 0x2
|
|
#define NP_CMD_IOWRITE 0x3
|
|
#define NP_CMD_CONFIGREAD 0xa
|
|
#define NP_CMD_CONFIGWRITE 0xb
|
|
#define NP_CMD_MEMREAD 0x6
|
|
#define NP_CMD_MEMWRITE 0x7
|
|
|
|
/*
|
|
* Constants for CRP access into local config space
|
|
*/
|
|
#define CRP_AD_CBE_BESL 20
|
|
#define CRP_AD_CBE_WRITE 0x00010000
|
|
|
|
|
|
/*
|
|
* USB Device Controller
|
|
*
|
|
* These are used by the USB gadget driver, so they don't follow the
|
|
* IXP4XX_ naming convetions.
|
|
*
|
|
*/
|
|
# define IXP4XX_USB_REG(x) (*((volatile u32 *)(x)))
|
|
|
|
/* UDC Undocumented - Reserved1 */
|
|
#define UDC_RES1 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0004)
|
|
/* UDC Undocumented - Reserved2 */
|
|
#define UDC_RES2 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0008)
|
|
/* UDC Undocumented - Reserved3 */
|
|
#define UDC_RES3 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x000C)
|
|
/* UDC Control Register */
|
|
#define UDCCR IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0000)
|
|
/* UDC Endpoint 0 Control/Status Register */
|
|
#define UDCCS0 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0010)
|
|
/* UDC Endpoint 1 (IN) Control/Status Register */
|
|
#define UDCCS1 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0014)
|
|
/* UDC Endpoint 2 (OUT) Control/Status Register */
|
|
#define UDCCS2 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0018)
|
|
/* UDC Endpoint 3 (IN) Control/Status Register */
|
|
#define UDCCS3 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x001C)
|
|
/* UDC Endpoint 4 (OUT) Control/Status Register */
|
|
#define UDCCS4 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0020)
|
|
/* UDC Endpoint 5 (Interrupt) Control/Status Register */
|
|
#define UDCCS5 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0024)
|
|
/* UDC Endpoint 6 (IN) Control/Status Register */
|
|
#define UDCCS6 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0028)
|
|
/* UDC Endpoint 7 (OUT) Control/Status Register */
|
|
#define UDCCS7 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x002C)
|
|
/* UDC Endpoint 8 (IN) Control/Status Register */
|
|
#define UDCCS8 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0030)
|
|
/* UDC Endpoint 9 (OUT) Control/Status Register */
|
|
#define UDCCS9 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0034)
|
|
/* UDC Endpoint 10 (Interrupt) Control/Status Register */
|
|
#define UDCCS10 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0038)
|
|
/* UDC Endpoint 11 (IN) Control/Status Register */
|
|
#define UDCCS11 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x003C)
|
|
/* UDC Endpoint 12 (OUT) Control/Status Register */
|
|
#define UDCCS12 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0040)
|
|
/* UDC Endpoint 13 (IN) Control/Status Register */
|
|
#define UDCCS13 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0044)
|
|
/* UDC Endpoint 14 (OUT) Control/Status Register */
|
|
#define UDCCS14 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0048)
|
|
/* UDC Endpoint 15 (Interrupt) Control/Status Register */
|
|
#define UDCCS15 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x004C)
|
|
/* UDC Frame Number Register High */
|
|
#define UFNRH IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0060)
|
|
/* UDC Frame Number Register Low */
|
|
#define UFNRL IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0064)
|
|
/* UDC Byte Count Reg 2 */
|
|
#define UBCR2 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0068)
|
|
/* UDC Byte Count Reg 4 */
|
|
#define UBCR4 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x006c)
|
|
/* UDC Byte Count Reg 7 */
|
|
#define UBCR7 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0070)
|
|
/* UDC Byte Count Reg 9 */
|
|
#define UBCR9 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0074)
|
|
/* UDC Byte Count Reg 12 */
|
|
#define UBCR12 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0078)
|
|
/* UDC Byte Count Reg 14 */
|
|
#define UBCR14 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x007c)
|
|
/* UDC Endpoint 0 Data Register */
|
|
#define UDDR0 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0080)
|
|
/* UDC Endpoint 1 Data Register */
|
|
#define UDDR1 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0100)
|
|
/* UDC Endpoint 2 Data Register */
|
|
#define UDDR2 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0180)
|
|
/* UDC Endpoint 3 Data Register */
|
|
#define UDDR3 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0200)
|
|
/* UDC Endpoint 4 Data Register */
|
|
#define UDDR4 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0400)
|
|
/* UDC Endpoint 5 Data Register */
|
|
#define UDDR5 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x00A0)
|
|
/* UDC Endpoint 6 Data Register */
|
|
#define UDDR6 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0600)
|
|
/* UDC Endpoint 7 Data Register */
|
|
#define UDDR7 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0680)
|
|
/* UDC Endpoint 8 Data Register */
|
|
#define UDDR8 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0700)
|
|
/* UDC Endpoint 9 Data Register */
|
|
#define UDDR9 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0900)
|
|
/* UDC Endpoint 10 Data Register */
|
|
#define UDDR10 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x00C0)
|
|
/* UDC Endpoint 11 Data Register */
|
|
#define UDDR11 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0B00)
|
|
/* UDC Endpoint 12 Data Register */
|
|
#define UDDR12 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0B80)
|
|
/* UDC Endpoint 13 Data Register */
|
|
#define UDDR13 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0C00)
|
|
/* UDC Endpoint 14 Data Register */
|
|
#define UDDR14 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0E00)
|
|
/* UDC Endpoint 15 Data Register */
|
|
#define UDDR15 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x00E0)
|
|
/* UDC Interrupt Control Register 0 */
|
|
#define UICR0 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0050)
|
|
/* UDC Interrupt Control Register 1 */
|
|
#define UICR1 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0054)
|
|
/* UDC Status Interrupt Register 0 */
|
|
#define USIR0 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x0058)
|
|
/* UDC Status Interrupt Register 1 */
|
|
#define USIR1 IXP4XX_USB_REG(IXP4XX_USB_BASE_VIRT+0x005C)
|
|
|
|
#define UDCCR_UDE (1 << 0) /* UDC enable */
|
|
#define UDCCR_UDA (1 << 1) /* UDC active */
|
|
#define UDCCR_RSM (1 << 2) /* Device resume */
|
|
#define UDCCR_RESIR (1 << 3) /* Resume interrupt request */
|
|
#define UDCCR_SUSIR (1 << 4) /* Suspend interrupt request */
|
|
#define UDCCR_SRM (1 << 5) /* Suspend/resume interrupt mask */
|
|
#define UDCCR_RSTIR (1 << 6) /* Reset interrupt request */
|
|
#define UDCCR_REM (1 << 7) /* Reset interrupt mask */
|
|
|
|
#define UDCCS0_OPR (1 << 0) /* OUT packet ready */
|
|
#define UDCCS0_IPR (1 << 1) /* IN packet ready */
|
|
#define UDCCS0_FTF (1 << 2) /* Flush Tx FIFO */
|
|
#define UDCCS0_DRWF (1 << 3) /* Device remote wakeup feature */
|
|
#define UDCCS0_SST (1 << 4) /* Sent stall */
|
|
#define UDCCS0_FST (1 << 5) /* Force stall */
|
|
#define UDCCS0_RNE (1 << 6) /* Receive FIFO no empty */
|
|
#define UDCCS0_SA (1 << 7) /* Setup active */
|
|
|
|
#define UDCCS_BI_TFS (1 << 0) /* Transmit FIFO service */
|
|
#define UDCCS_BI_TPC (1 << 1) /* Transmit packet complete */
|
|
#define UDCCS_BI_FTF (1 << 2) /* Flush Tx FIFO */
|
|
#define UDCCS_BI_TUR (1 << 3) /* Transmit FIFO underrun */
|
|
#define UDCCS_BI_SST (1 << 4) /* Sent stall */
|
|
#define UDCCS_BI_FST (1 << 5) /* Force stall */
|
|
#define UDCCS_BI_TSP (1 << 7) /* Transmit short packet */
|
|
|
|
#define UDCCS_BO_RFS (1 << 0) /* Receive FIFO service */
|
|
#define UDCCS_BO_RPC (1 << 1) /* Receive packet complete */
|
|
#define UDCCS_BO_DME (1 << 3) /* DMA enable */
|
|
#define UDCCS_BO_SST (1 << 4) /* Sent stall */
|
|
#define UDCCS_BO_FST (1 << 5) /* Force stall */
|
|
#define UDCCS_BO_RNE (1 << 6) /* Receive FIFO not empty */
|
|
#define UDCCS_BO_RSP (1 << 7) /* Receive short packet */
|
|
|
|
#define UDCCS_II_TFS (1 << 0) /* Transmit FIFO service */
|
|
#define UDCCS_II_TPC (1 << 1) /* Transmit packet complete */
|
|
#define UDCCS_II_FTF (1 << 2) /* Flush Tx FIFO */
|
|
#define UDCCS_II_TUR (1 << 3) /* Transmit FIFO underrun */
|
|
#define UDCCS_II_TSP (1 << 7) /* Transmit short packet */
|
|
|
|
#define UDCCS_IO_RFS (1 << 0) /* Receive FIFO service */
|
|
#define UDCCS_IO_RPC (1 << 1) /* Receive packet complete */
|
|
#define UDCCS_IO_ROF (1 << 3) /* Receive overflow */
|
|
#define UDCCS_IO_DME (1 << 3) /* DMA enable */
|
|
#define UDCCS_IO_RNE (1 << 6) /* Receive FIFO not empty */
|
|
#define UDCCS_IO_RSP (1 << 7) /* Receive short packet */
|
|
|
|
#define UDCCS_INT_TFS (1 << 0) /* Transmit FIFO service */
|
|
#define UDCCS_INT_TPC (1 << 1) /* Transmit packet complete */
|
|
#define UDCCS_INT_FTF (1 << 2) /* Flush Tx FIFO */
|
|
#define UDCCS_INT_TUR (1 << 3) /* Transmit FIFO underrun */
|
|
#define UDCCS_INT_SST (1 << 4) /* Sent stall */
|
|
#define UDCCS_INT_FST (1 << 5) /* Force stall */
|
|
#define UDCCS_INT_TSP (1 << 7) /* Transmit short packet */
|
|
|
|
#define UICR0_IM0 (1 << 0) /* Interrupt mask ep 0 */
|
|
#define UICR0_IM1 (1 << 1) /* Interrupt mask ep 1 */
|
|
#define UICR0_IM2 (1 << 2) /* Interrupt mask ep 2 */
|
|
#define UICR0_IM3 (1 << 3) /* Interrupt mask ep 3 */
|
|
#define UICR0_IM4 (1 << 4) /* Interrupt mask ep 4 */
|
|
#define UICR0_IM5 (1 << 5) /* Interrupt mask ep 5 */
|
|
#define UICR0_IM6 (1 << 6) /* Interrupt mask ep 6 */
|
|
#define UICR0_IM7 (1 << 7) /* Interrupt mask ep 7 */
|
|
|
|
#define UICR1_IM8 (1 << 0) /* Interrupt mask ep 8 */
|
|
#define UICR1_IM9 (1 << 1) /* Interrupt mask ep 9 */
|
|
#define UICR1_IM10 (1 << 2) /* Interrupt mask ep 10 */
|
|
#define UICR1_IM11 (1 << 3) /* Interrupt mask ep 11 */
|
|
#define UICR1_IM12 (1 << 4) /* Interrupt mask ep 12 */
|
|
#define UICR1_IM13 (1 << 5) /* Interrupt mask ep 13 */
|
|
#define UICR1_IM14 (1 << 6) /* Interrupt mask ep 14 */
|
|
#define UICR1_IM15 (1 << 7) /* Interrupt mask ep 15 */
|
|
|
|
#define USIR0_IR0 (1 << 0) /* Interrup request ep 0 */
|
|
#define USIR0_IR1 (1 << 1) /* Interrup request ep 1 */
|
|
#define USIR0_IR2 (1 << 2) /* Interrup request ep 2 */
|
|
#define USIR0_IR3 (1 << 3) /* Interrup request ep 3 */
|
|
#define USIR0_IR4 (1 << 4) /* Interrup request ep 4 */
|
|
#define USIR0_IR5 (1 << 5) /* Interrup request ep 5 */
|
|
#define USIR0_IR6 (1 << 6) /* Interrup request ep 6 */
|
|
#define USIR0_IR7 (1 << 7) /* Interrup request ep 7 */
|
|
|
|
#define USIR1_IR8 (1 << 0) /* Interrup request ep 8 */
|
|
#define USIR1_IR9 (1 << 1) /* Interrup request ep 9 */
|
|
#define USIR1_IR10 (1 << 2) /* Interrup request ep 10 */
|
|
#define USIR1_IR11 (1 << 3) /* Interrup request ep 11 */
|
|
#define USIR1_IR12 (1 << 4) /* Interrup request ep 12 */
|
|
#define USIR1_IR13 (1 << 5) /* Interrup request ep 13 */
|
|
#define USIR1_IR14 (1 << 6) /* Interrup request ep 14 */
|
|
#define USIR1_IR15 (1 << 7) /* Interrup request ep 15 */
|
|
|
|
#define DCMD_LENGTH 0x01fff /* length mask (max = 8K - 1) */
|
|
|
|
#ifndef __ASSEMBLY__
|
|
static inline int cpu_is_ixp46x(void)
|
|
{
|
|
#ifdef CONFIG_CPU_IXP46X
|
|
unsigned int processor_id;
|
|
|
|
asm("mrc p15, 0, %0, cr0, cr0, 0;" : "=r"(processor_id) :);
|
|
|
|
if ((processor_id & 0xffffff00) == 0x69054200)
|
|
return 1;
|
|
#endif
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#endif
|