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acrn-kernel/include/asm-arm/arch-ixp23xx/ixp23xx.h

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/*
* include/asm-arm/arch-ixp23xx/ixp23xx.h
*
* Register definitions for IXP23XX
*
* Copyright (C) 2003-2005 Intel Corporation.
* Copyright (C) 2005 MontaVista Software, Inc.
*
* Maintainer: Deepak Saxena <dsaxena@plexity.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __ASM_ARCH_IXP23XX_H
#define __ASM_ARCH_IXP23XX_H
/*
* IXP2300 linux memory map:
*
* virt phys size
* fffd0000 a0000000 64K XSI2CPP_CSR
* fffc0000 c4000000 4K EXP_CFG
* fff00000 c8000000 64K PERIPHERAL
* fe000000 1c0000000 16M CAP_CSR
* fd000000 1c8000000 16M MSF_CSR
* fb000000 16M ---
* fa000000 1d8000000 32M PCI_IO
* f8000000 1da000000 32M PCI_CFG
* f6000000 1de000000 32M PCI_CREG
* f4000000 32M ---
* f0000000 1e0000000 64M PCI_MEM
* e[c-f]000000 per-platform mappings
*/
/****************************************************************************
* Static mappings.
****************************************************************************/
#define IXP23XX_XSI2CPP_CSR_PHYS 0xa0000000
#define IXP23XX_XSI2CPP_CSR_VIRT 0xfffd0000
#define IXP23XX_XSI2CPP_CSR_SIZE 0x00010000
#define IXP23XX_EXP_CFG_PHYS 0xc4000000
#define IXP23XX_EXP_CFG_VIRT 0xfffc0000
#define IXP23XX_EXP_CFG_SIZE 0x00001000
#define IXP23XX_PERIPHERAL_PHYS 0xc8000000
#define IXP23XX_PERIPHERAL_VIRT 0xfff00000
#define IXP23XX_PERIPHERAL_SIZE 0x00010000
#define IXP23XX_CAP_CSR_PHYS 0x1c0000000ULL
#define IXP23XX_CAP_CSR_VIRT 0xfe000000
#define IXP23XX_CAP_CSR_SIZE 0x01000000
#define IXP23XX_MSF_CSR_PHYS 0x1c8000000ULL
#define IXP23XX_MSF_CSR_VIRT 0xfd000000
#define IXP23XX_MSF_CSR_SIZE 0x01000000
#define IXP23XX_PCI_IO_PHYS 0x1d8000000ULL
#define IXP23XX_PCI_IO_VIRT 0xfa000000
#define IXP23XX_PCI_IO_SIZE 0x02000000
#define IXP23XX_PCI_CFG_PHYS 0x1da000000ULL
#define IXP23XX_PCI_CFG_VIRT 0xf8000000
#define IXP23XX_PCI_CFG_SIZE 0x02000000
#define IXP23XX_PCI_CFG0_VIRT IXP23XX_PCI_CFG_VIRT
#define IXP23XX_PCI_CFG1_VIRT (IXP23XX_PCI_CFG_VIRT + 0x01000000)
#define IXP23XX_PCI_CREG_PHYS 0x1de000000ULL
#define IXP23XX_PCI_CREG_VIRT 0xf6000000
#define IXP23XX_PCI_CREG_SIZE 0x02000000
#define IXP23XX_PCI_CSR_VIRT (IXP23XX_PCI_CREG_VIRT + 0x01000000)
#define IXP23XX_PCI_MEM_START 0xe0000000
#define IXP23XX_PCI_MEM_PHYS 0x1e0000000ULL
#define IXP23XX_PCI_MEM_VIRT 0xf0000000
#define IXP23XX_PCI_MEM_SIZE 0x04000000
/****************************************************************************
* XSI2CPP CSRs.
****************************************************************************/
#define IXP23XX_XSI2CPP_REG(x) ((volatile unsigned long *)(IXP23XX_XSI2CPP_CSR_VIRT + (x)))
#define IXP23XX_CPP2XSI_CURR_XFER_REG3 IXP23XX_XSI2CPP_REG(0xf8)
#define IXP23XX_CPP2XSI_ADDR_31 (1 << 19)
#define IXP23XX_CPP2XSI_PSH_OFF (1 << 20)
#define IXP23XX_CPP2XSI_COH_OFF (1 << 21)
/****************************************************************************
* Expansion Bus Config.
****************************************************************************/
#define IXP23XX_EXP_CFG_REG(x) ((volatile unsigned long *)(IXP23XX_EXP_CFG_VIRT + (x)))
#define IXP23XX_EXP_CS0 IXP23XX_EXP_CFG_REG(0x00)
#define IXP23XX_EXP_CS1 IXP23XX_EXP_CFG_REG(0x04)
#define IXP23XX_EXP_CS2 IXP23XX_EXP_CFG_REG(0x08)
#define IXP23XX_EXP_CS3 IXP23XX_EXP_CFG_REG(0x0c)
#define IXP23XX_EXP_CS4 IXP23XX_EXP_CFG_REG(0x10)
#define IXP23XX_EXP_CS5 IXP23XX_EXP_CFG_REG(0x14)
#define IXP23XX_EXP_CS6 IXP23XX_EXP_CFG_REG(0x18)
#define IXP23XX_EXP_CS7 IXP23XX_EXP_CFG_REG(0x1c)
#define IXP23XX_FLASH_WRITABLE (0x2)
#define IXP23XX_FLASH_BUS8 (0x1)
#define IXP23XX_EXP_CFG0 IXP23XX_EXP_CFG_REG(0x20)
#define IXP23XX_EXP_CFG1 IXP23XX_EXP_CFG_REG(0x24)
#define IXP23XX_EXP_CFG0_MEM_MAP (1 << 31)
#define IXP23XX_EXP_CFG0_XSCALE_SPEED_SEL (3 << 22)
#define IXP23XX_EXP_CFG0_XSCALE_SPEED_EN (1 << 21)
#define IXP23XX_EXP_CFG0_CPP_SPEED_SEL (3 << 19)
#define IXP23XX_EXP_CFG0_CPP_SPEED_EN (1 << 18)
#define IXP23XX_EXP_CFG0_PCI_SWIN (3 << 16)
#define IXP23XX_EXP_CFG0_PCI_DWIN (3 << 14)
#define IXP23XX_EXP_CFG0_PCI33_MODE (1 << 13)
#define IXP23XX_EXP_CFG0_QDR_SPEED_SEL (1 << 12)
#define IXP23XX_EXP_CFG0_CPP_DIV_SEL (1 << 5)
#define IXP23XX_EXP_CFG0_XSI_NOT_PRES (1 << 4)
#define IXP23XX_EXP_CFG0_PROM_BOOT (1 << 3)
#define IXP23XX_EXP_CFG0_PCI_ARB (1 << 2)
#define IXP23XX_EXP_CFG0_PCI_HOST (1 << 1)
#define IXP23XX_EXP_CFG0_FLASH_WIDTH (1 << 0)
#define IXP23XX_EXP_UNIT_FUSE IXP23XX_EXP_CFG_REG(0x28)
#define IXP23XX_EXP_MSF_MUX IXP23XX_EXP_CFG_REG(0x30)
#define IXP23XX_EXP_CFG_FUSE IXP23XX_EXP_CFG_REG(0x34)
#define IXP23XX_EXP_BUS_PHYS 0x90000000
#define IXP23XX_EXP_BUS_WINDOW_SIZE 0x01000000
#define IXP23XX_EXP_BUS_CS0_BASE (IXP23XX_EXP_BUS_PHYS + 0x00000000)
#define IXP23XX_EXP_BUS_CS1_BASE (IXP23XX_EXP_BUS_PHYS + 0x01000000)
#define IXP23XX_EXP_BUS_CS2_BASE (IXP23XX_EXP_BUS_PHYS + 0x02000000)
#define IXP23XX_EXP_BUS_CS3_BASE (IXP23XX_EXP_BUS_PHYS + 0x03000000)
#define IXP23XX_EXP_BUS_CS4_BASE (IXP23XX_EXP_BUS_PHYS + 0x04000000)
#define IXP23XX_EXP_BUS_CS5_BASE (IXP23XX_EXP_BUS_PHYS + 0x05000000)
#define IXP23XX_EXP_BUS_CS6_BASE (IXP23XX_EXP_BUS_PHYS + 0x06000000)
#define IXP23XX_EXP_BUS_CS7_BASE (IXP23XX_EXP_BUS_PHYS + 0x07000000)
/****************************************************************************
* Peripherals.
****************************************************************************/
#define IXP23XX_UART1_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x0000)
#define IXP23XX_UART2_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x1000)
#define IXP23XX_PMU_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x2000)
#define IXP23XX_INTC_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x3000)
#define IXP23XX_GPIO_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x4000)
#define IXP23XX_TIMER_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x5000)
#define IXP23XX_NPE0_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x6000)
#define IXP23XX_DSR_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x7000)
#define IXP23XX_NPE1_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x8000)
#define IXP23XX_ETH0_VIRT (IXP23XX_PERIPHERAL_VIRT + 0x9000)
#define IXP23XX_ETH1_VIRT (IXP23XX_PERIPHERAL_VIRT + 0xA000)
#define IXP23XX_GIG0_VIRT (IXP23XX_PERIPHERAL_VIRT + 0xB000)
#define IXP23XX_GIG1_VIRT (IXP23XX_PERIPHERAL_VIRT + 0xC000)
#define IXP23XX_DDRS_VIRT (IXP23XX_PERIPHERAL_VIRT + 0xD000)
#define IXP23XX_UART1_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x0000)
#define IXP23XX_UART2_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x1000)
#define IXP23XX_PMU_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x2000)
#define IXP23XX_INTC_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x3000)
#define IXP23XX_GPIO_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x4000)
#define IXP23XX_TIMER_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x5000)
#define IXP23XX_NPE0_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x6000)
#define IXP23XX_DSR_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x7000)
#define IXP23XX_NPE1_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x8000)
#define IXP23XX_ETH0_PHYS (IXP23XX_PERIPHERAL_PHYS + 0x9000)
#define IXP23XX_ETH1_PHYS (IXP23XX_PERIPHERAL_PHYS + 0xA000)
#define IXP23XX_GIG0_PHYS (IXP23XX_PERIPHERAL_PHYS + 0xB000)
#define IXP23XX_GIG1_PHYS (IXP23XX_PERIPHERAL_PHYS + 0xC000)
#define IXP23XX_DDRS_PHYS (IXP23XX_PERIPHERAL_PHYS + 0xD000)
/****************************************************************************
* Interrupt controller.
****************************************************************************/
#define IXP23XX_INTC_REG(x) ((volatile unsigned long *)(IXP23XX_INTC_VIRT + (x)))
#define IXP23XX_INTR_ST1 IXP23XX_INTC_REG(0x00)
#define IXP23XX_INTR_ST2 IXP23XX_INTC_REG(0x04)
#define IXP23XX_INTR_ST3 IXP23XX_INTC_REG(0x08)
#define IXP23XX_INTR_ST4 IXP23XX_INTC_REG(0x0c)
#define IXP23XX_INTR_EN1 IXP23XX_INTC_REG(0x10)
#define IXP23XX_INTR_EN2 IXP23XX_INTC_REG(0x14)
#define IXP23XX_INTR_EN3 IXP23XX_INTC_REG(0x18)
#define IXP23XX_INTR_EN4 IXP23XX_INTC_REG(0x1c)
#define IXP23XX_INTR_SEL1 IXP23XX_INTC_REG(0x20)
#define IXP23XX_INTR_SEL2 IXP23XX_INTC_REG(0x24)
#define IXP23XX_INTR_SEL3 IXP23XX_INTC_REG(0x28)
#define IXP23XX_INTR_SEL4 IXP23XX_INTC_REG(0x2c)
#define IXP23XX_INTR_IRQ_ST1 IXP23XX_INTC_REG(0x30)
#define IXP23XX_INTR_IRQ_ST2 IXP23XX_INTC_REG(0x34)
#define IXP23XX_INTR_IRQ_ST3 IXP23XX_INTC_REG(0x38)
#define IXP23XX_INTR_IRQ_ST4 IXP23XX_INTC_REG(0x3c)
#define IXP23XX_INTR_IRQ_ENC_ST_OFFSET 0x54
/****************************************************************************
* GPIO.
****************************************************************************/
#define IXP23XX_GPIO_REG(x) ((volatile unsigned long *)(IXP23XX_GPIO_VIRT + (x)))
#define IXP23XX_GPIO_GPOUTR IXP23XX_GPIO_REG(0x00)
#define IXP23XX_GPIO_GPOER IXP23XX_GPIO_REG(0x04)
#define IXP23XX_GPIO_GPINR IXP23XX_GPIO_REG(0x08)
#define IXP23XX_GPIO_GPISR IXP23XX_GPIO_REG(0x0c)
#define IXP23XX_GPIO_GPIT1R IXP23XX_GPIO_REG(0x10)
#define IXP23XX_GPIO_GPIT2R IXP23XX_GPIO_REG(0x14)
#define IXP23XX_GPIO_GPCLKR IXP23XX_GPIO_REG(0x18)
#define IXP23XX_GPIO_GPDBSELR IXP23XX_GPIO_REG(0x1c)
#define IXP23XX_GPIO_STYLE_MASK 0x7
#define IXP23XX_GPIO_STYLE_ACTIVE_HIGH 0x0
#define IXP23XX_GPIO_STYLE_ACTIVE_LOW 0x1
#define IXP23XX_GPIO_STYLE_RISING_EDGE 0x2
#define IXP23XX_GPIO_STYLE_FALLING_EDGE 0x3
#define IXP23XX_GPIO_STYLE_TRANSITIONAL 0x4
#define IXP23XX_GPIO_STYLE_SIZE 3
/****************************************************************************
* Timer.
****************************************************************************/
#define IXP23XX_TIMER_REG(x) ((volatile unsigned long *)(IXP23XX_TIMER_VIRT + (x)))
#define IXP23XX_TIMER_CONT IXP23XX_TIMER_REG(0x00)
#define IXP23XX_TIMER1_TIMESTAMP IXP23XX_TIMER_REG(0x04)
#define IXP23XX_TIMER1_RELOAD IXP23XX_TIMER_REG(0x08)
#define IXP23XX_TIMER2_TIMESTAMP IXP23XX_TIMER_REG(0x0c)
#define IXP23XX_TIMER2_RELOAD IXP23XX_TIMER_REG(0x10)
#define IXP23XX_TIMER_WDOG IXP23XX_TIMER_REG(0x14)
#define IXP23XX_TIMER_WDOG_EN IXP23XX_TIMER_REG(0x18)
#define IXP23XX_TIMER_WDOG_KEY IXP23XX_TIMER_REG(0x1c)
#define IXP23XX_TIMER_WDOG_KEY_MAGIC 0x482e
#define IXP23XX_TIMER_STATUS IXP23XX_TIMER_REG(0x20)
#define IXP23XX_TIMER_SOFT_RESET IXP23XX_TIMER_REG(0x24)
#define IXP23XX_TIMER_SOFT_RESET_EN IXP23XX_TIMER_REG(0x28)
#define IXP23XX_TIMER_ENABLE (1 << 0)
#define IXP23XX_TIMER_ONE_SHOT (1 << 1)
/* Low order bits of reload value ignored */
#define IXP23XX_TIMER_RELOAD_MASK (0x3)
#define IXP23XX_TIMER_DISABLED (0x0)
#define IXP23XX_TIMER1_INT_PEND (1 << 0)
#define IXP23XX_TIMER2_INT_PEND (1 << 1)
#define IXP23XX_TIMER_STATUS_TS_PEND (1 << 2)
#define IXP23XX_TIMER_STATUS_WDOG_PEND (1 << 3)
#define IXP23XX_TIMER_STATUS_WARM_RESET (1 << 4)
/****************************************************************************
* CAP CSRs.
****************************************************************************/
#define IXP23XX_GLOBAL_REG(x) ((volatile unsigned long *)(IXP23XX_CAP_CSR_VIRT + 0x4a00 + (x)))
#define IXP23XX_PRODUCT_ID IXP23XX_GLOBAL_REG(0x00)
#define IXP23XX_MISC_CONTROL IXP23XX_GLOBAL_REG(0x04)
#define IXP23XX_MSF_CLK_CNTRL IXP23XX_GLOBAL_REG(0x08)
#define IXP23XX_RESET0 IXP23XX_GLOBAL_REG(0x0c)
#define IXP23XX_RESET1 IXP23XX_GLOBAL_REG(0x10)
#define IXP23XX_STRAP_OPTIONS IXP23XX_GLOBAL_REG(0x18)
#define IXP23XX_ENABLE_WATCHDOG (1 << 24)
#define IXP23XX_SHPC_INIT_COMP (1 << 21)
#define IXP23XX_RST_ALL (1 << 16)
#define IXP23XX_RESET_PCI (1 << 2)
#define IXP23XX_PCI_UNIT_RESET (1 << 1)
#define IXP23XX_XSCALE_RESET (1 << 0)
#define IXP23XX_UENGINE_CSR_VIRT_BASE (IXP23XX_CAP_CSR_VIRT + 0x18000)
/****************************************************************************
* PCI CSRs.
****************************************************************************/
#define IXP23XX_PCI_CREG(x) ((volatile unsigned long *)(IXP23XX_PCI_CREG_VIRT + (x)))
#define IXP23XX_PCI_CMDSTAT IXP23XX_PCI_CREG(0x04)
#define IXP23XX_PCI_SRAM_BAR IXP23XX_PCI_CREG(0x14)
#define IXP23XX_PCI_SDRAM_BAR IXP23XX_PCI_CREG(0x18)
#define IXP23XX_PCI_CSR(x) ((volatile unsigned long *)(IXP23XX_PCI_CREG_VIRT + 0x01000000 + (x)))
#define IXP23XX_PCI_OUT_INT_STATUS IXP23XX_PCI_CSR(0x0030)
#define IXP23XX_PCI_OUT_INT_MASK IXP23XX_PCI_CSR(0x0034)
#define IXP23XX_PCI_SRAM_BASE_ADDR_MASK IXP23XX_PCI_CSR(0x00fc)
#define IXP23XX_PCI_DRAM_BASE_ADDR_MASK IXP23XX_PCI_CSR(0x0100)
#define IXP23XX_PCI_CONTROL IXP23XX_PCI_CSR(0x013c)
#define IXP23XX_PCI_ADDR_EXT IXP23XX_PCI_CSR(0x0140)
#define IXP23XX_PCI_ME_PUSH_STATUS IXP23XX_PCI_CSR(0x0148)
#define IXP23XX_PCI_ME_PUSH_EN IXP23XX_PCI_CSR(0x014c)
#define IXP23XX_PCI_ERR_STATUS IXP23XX_PCI_CSR(0x0150)
#define IXP23XX_PCI_ERROR_STATUS IXP23XX_PCI_CSR(0x0150)
#define IXP23XX_PCI_ERR_ENABLE IXP23XX_PCI_CSR(0x0154)
#define IXP23XX_PCI_XSCALE_INT_STATUS IXP23XX_PCI_CSR(0x0158)
#define IXP23XX_PCI_XSCALE_INT_ENABLE IXP23XX_PCI_CSR(0x015c)
#define IXP23XX_PCI_CPP_ADDR_BITS IXP23XX_PCI_CSR(0x0160)
#endif
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