diff options
Diffstat (limited to 'include/asm-arm/arch-ixp/ixp425.h')
| -rw-r--r-- | include/asm-arm/arch-ixp/ixp425.h | 543 |
1 files changed, 0 insertions, 543 deletions
diff --git a/include/asm-arm/arch-ixp/ixp425.h b/include/asm-arm/arch-ixp/ixp425.h deleted file mode 100644 index 2114437..0000000 --- a/include/asm-arm/arch-ixp/ixp425.h +++ /dev/null @@ -1,543 +0,0 @@ -/* - * include/asm-arm/arch-ixp425/ixp425.h - * - * Register definitions for IXP425 - * - * Copyright (C) 2002 Intel Corporation. - * - * 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_ARM_IXP425_H_ -#define _ASM_ARM_IXP425_H_ - -#define BIT(x) (1<<(x)) - -/* FIXME: Only this does work for u-boot... find out why... [RS] */ -#define UBOOT_REG_FIX 1 -#ifdef UBOOT_REG_FIX -# undef io_p2v -# undef __REG -# ifndef __ASSEMBLY__ -# define io_p2v(PhAdd) (PhAdd) -# define __REG(x) (*((volatile u32 *)io_p2v(x))) -# define __REG2(x,y) (*(volatile u32 *)((u32)&__REG(x) + (y))) -# else -# define __REG(x) (x) -# endif -#endif /* UBOOT_REG_FIX */ - -/* - * - * IXP425 Memory map: - * - * Phy Phy Size Map Size Virt Description - * ========================================================================= - * - * 0x00000000 0x10000000 SDRAM 1 - * - * 0x10000000 0x10000000 SDRAM 2 - * - * 0x20000000 0x10000000 SDRAM 3 - * - * 0x30000000 0x10000000 SDRAM 4 - * - * The above four are aliases to the same memory location (0x00000000) - * - * 0x48000000 0x4000000 PCI Memory - * - * 0x50000000 0x10000000 Not Mapped EXP BUS - * - * 0x6000000 0x00004000 0x4000 0xFFFEB000 QMgr - * - * 0xC0000000 0x100 0x1000 0xFFFDD000 PCI CFG - * - * 0xC4000000 0x100 0x1000 0xFFFDE000 EXP CFG - * - * 0xC8000000 0xC000 0xC000 0xFFFDF000 PERIPHERAL - * - * 0xCC000000 0x100 0x1000 Not Mapped SDRAM CFG - */ - -/* - * SDRAM - */ -#define IXP425_SDRAM_BASE (0x00000000) -#define IXP425_SDRAM_BASE_ALT (0x10000000) - - -/* - * PCI Configuration space - */ -#define IXP425_PCI_CFG_BASE_PHYS (0xC0000000) -#define IXP425_PCI_CFG_REGION_SIZE (0x00001000) - -/* - * Expansion BUS Configuration registers - */ -#define IXP425_EXP_CFG_BASE_PHYS (0xC4000000) -#define IXP425_EXP_CFG_REGION_SIZE (0x00001000) - -/* - * Peripheral space - */ -#define IXP425_PERIPHERAL_BASE_PHYS (0xC8000000) -#define IXP425_PERIPHERAL_REGION_SIZE (0x0000C000) - -/* - * SDRAM configuration registers - */ -#define IXP425_SDRAM_CFG_BASE_PHYS (0xCC000000) - -/* - * Q Manager space .. not static mapped - */ -#define IXP425_QMGR_BASE_PHYS (0x60000000) -#define IXP425_QMGR_REGION_SIZE (0x00004000) - -/* - * Expansion BUS - * - * Expansion Bus 'lives' at either base1 or base 2 depending on the value of - * Exp Bus config registers: - * - * Setting bit 31 of IXP425_EXP_CFG0 puts SDRAM at zero, - * and The expansion bus to IXP425_EXP_BUS_BASE2 - */ -#define IXP425_EXP_BUS_BASE1_PHYS (0x00000000) -#define IXP425_EXP_BUS_BASE2_PHYS (0x50000000) - -#define IXP425_EXP_BUS_BASE_PHYS IXP425_EXP_BUS_BASE2_PHYS - -#define IXP425_EXP_BUS_REGION_SIZE (0x08000000) -#define IXP425_EXP_BUS_CSX_REGION_SIZE (0x01000000) - -#define IXP425_EXP_BUS_CS0_BASE_PHYS (IXP425_EXP_BUS_BASE2_PHYS + 0x00000000) -#define IXP425_EXP_BUS_CS1_BASE_PHYS (IXP425_EXP_BUS_BASE2_PHYS + 0x01000000) -#define IXP425_EXP_BUS_CS2_BASE_PHYS (IXP425_EXP_BUS_BASE2_PHYS + 0x02000000) -#define IXP425_EXP_BUS_CS3_BASE_PHYS (IXP425_EXP_BUS_BASE2_PHYS + 0x03000000) -#define IXP425_EXP_BUS_CS4_BASE_PHYS (IXP425_EXP_BUS_BASE2_PHYS + 0x04000000) -#define IXP425_EXP_BUS_CS5_BASE_PHYS (IXP425_EXP_BUS_BASE2_PHYS + 0x05000000) -#define IXP425_EXP_BUS_CS6_BASE_PHYS (IXP425_EXP_BUS_BASE2_PHYS + 0x06000000) -#define IXP425_EXP_BUS_CS7_BASE_PHYS (IXP425_EXP_BUS_BASE2_PHYS + 0x07000000) - -#define IXP425_FLASH_WRITABLE (0x2) -#define IXP425_FLASH_DEFAULT (0xbcd23c40) -#define IXP425_FLASH_WRITE (0xbcd23c42) - -#define IXP425_EXP_CS0_OFFSET 0x00 -#define IXP425_EXP_CS1_OFFSET 0x04 -#define IXP425_EXP_CS2_OFFSET 0x08 -#define IXP425_EXP_CS3_OFFSET 0x0C -#define IXP425_EXP_CS4_OFFSET 0x10 -#define IXP425_EXP_CS5_OFFSET 0x14 -#define IXP425_EXP_CS6_OFFSET 0x18 -#define IXP425_EXP_CS7_OFFSET 0x1C -#define IXP425_EXP_CFG0_OFFSET 0x20 -#define IXP425_EXP_CFG1_OFFSET 0x24 -#define IXP425_EXP_CFG2_OFFSET 0x28 -#define IXP425_EXP_CFG3_OFFSET 0x2C - -/* - * Expansion Bus Controller registers. - */ -#ifndef __ASSEMBLY__ -#define IXP425_EXP_REG(x) ((volatile u32 *)(IXP425_EXP_CFG_BASE_PHYS+(x))) -#else -#define IXP425_EXP_REG(x) (IXP425_EXP_CFG_BASE_PHYS+(x)) -#endif - -#define IXP425_EXP_CS0 IXP425_EXP_REG(IXP425_EXP_CS0_OFFSET) -#define IXP425_EXP_CS1 IXP425_EXP_REG(IXP425_EXP_CS1_OFFSET) -#define IXP425_EXP_CS2 IXP425_EXP_REG(IXP425_EXP_CS2_OFFSET) -#define IXP425_EXP_CS3 IXP425_EXP_REG(IXP425_EXP_CS3_OFFSET) -#define IXP425_EXP_CS4 IXP425_EXP_REG(IXP425_EXP_CS4_OFFSET) -#define IXP425_EXP_CS5 IXP425_EXP_REG(IXP425_EXP_CS5_OFFSET) -#define IXP425_EXP_CS6 IXP425_EXP_REG(IXP425_EXP_CS6_OFFSET) -#define IXP425_EXP_CS7 IXP425_EXP_REG(IXP425_EXP_CS7_OFFSET) - -#define IXP425_EXP_CFG0 IXP425_EXP_REG(IXP425_EXP_CFG0_OFFSET) -#define IXP425_EXP_CFG1 IXP425_EXP_REG(IXP425_EXP_CFG1_OFFSET) -#define IXP425_EXP_CFG2 IXP425_EXP_REG(IXP425_EXP_CFG2_OFFSET) -#define IXP425_EXP_CFG3 IXP425_EXP_REG(IXP425_EXP_CFG3_OFFSET) - -/* - * SDRAM Controller registers. - */ -#define IXP425_SDR_CONFIG_OFFSET 0x00 -#define IXP425_SDR_REFRESH_OFFSET 0x04 -#define IXP425_SDR_IR_OFFSET 0x08 - -#define IXP425_SDRAM_REG(x) (IXP425_SDRAM_CFG_BASE_PHYS+(x)) - -#define IXP425_SDR_CONFIG IXP425_SDRAM_REG(IXP425_SDR_CONFIG_OFFSET) -#define IXP425_SDR_REFRESH IXP425_SDRAM_REG(IXP425_SDR_REFRESH_OFFSET) -#define IXP425_SDR_IR IXP425_SDRAM_REG(IXP425_SDR_IR_OFFSET) - -/* - * UART registers - */ -#define IXP425_UART1 0 -#define IXP425_UART2 0x1000 - -#define IXP425_UART_RBR_OFFSET 0x00 -#define IXP425_UART_THR_OFFSET 0x00 -#define IXP425_UART_DLL_OFFSET 0x00 -#define IXP425_UART_IER_OFFSET 0x04 -#define IXP425_UART_DLH_OFFSET 0x04 -#define IXP425_UART_IIR_OFFSET 0x08 -#define IXP425_UART_FCR_OFFSET 0x00 -#define IXP425_UART_LCR_OFFSET 0x0c -#define IXP425_UART_MCR_OFFSET 0x10 -#define IXP425_UART_LSR_OFFSET 0x14 -#define IXP425_UART_MSR_OFFSET 0x18 -#define IXP425_UART_SPR_OFFSET 0x1c -#define IXP425_UART_ISR_OFFSET 0x20 - -#define IXP425_UART_CFG_BASE_PHYS (0xc8000000) - -#define RBR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_RBR_OFFSET) -#define THR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_THR_OFFSET) -#define DLL(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_DLL_OFFSET) -#define IER(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_IER_OFFSET) -#define DLH(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_DLH_OFFSET) -#define IIR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_IIR_OFFSET) -#define FCR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_FCR_OFFSET) -#define LCR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_LCR_OFFSET) -#define MCR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_MCR_OFFSET) -#define LSR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_LSR_OFFSET) -#define MSR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_MSR_OFFSET) -#define SPR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_SPR_OFFSET) -#define ISR(x) __REG(IXP425_UART_CFG_BASE_PHYS+(x)+IXP425_UART_ISR_OFFSET) - -#define IER_DMAE (1 << 7) /* DMA Requests Enable */ -#define IER_UUE (1 << 6) /* UART Unit Enable */ -#define IER_NRZE (1 << 5) /* NRZ coding Enable */ -#define IER_RTIOE (1 << 4) /* Receiver Time Out Interrupt Enable */ -#define IER_MIE (1 << 3) /* Modem Interrupt Enable */ -#define IER_RLSE (1 << 2) /* Receiver Line Status Interrupt Enable */ -#define IER_TIE (1 << 1) /* Transmit Data request Interrupt Enable */ -#define IER_RAVIE (1 << 0) /* Receiver Data Available Interrupt Enable */ - -#define IIR_FIFOES1 (1 << 7) /* FIFO Mode Enable Status */ -#define IIR_FIFOES0 (1 << 6) /* FIFO Mode Enable Status */ -#define IIR_TOD (1 << 3) /* Time Out Detected */ -#define IIR_IID2 (1 << 2) /* Interrupt Source Encoded */ -#define IIR_IID1 (1 << 1) /* Interrupt Source Encoded */ -#define IIR_IP (1 << 0) /* Interrupt Pending (active low) */ - -#define FCR_ITL2 (1 << 7) /* Interrupt Trigger Level */ -#define FCR_ITL1 (1 << 6) /* Interrupt Trigger Level */ -#define FCR_RESETTF (1 << 2) /* Reset Transmitter FIFO */ -#define FCR_RESETRF (1 << 1) /* Reset Receiver FIFO */ -#define FCR_TRFIFOE (1 << 0) /* Transmit and Receive FIFO Enable */ -#define FCR_ITL_1 (0) -#define FCR_ITL_8 (FCR_ITL1) -#define FCR_ITL_16 (FCR_ITL2) -#define FCR_ITL_32 (FCR_ITL2|FCR_ITL1) - -#define LCR_DLAB (1 << 7) /* Divisor Latch Access Bit */ -#define LCR_SB (1 << 6) /* Set Break */ -#define LCR_STKYP (1 << 5) /* Sticky Parity */ -#define LCR_EPS (1 << 4) /* Even Parity Select */ -#define LCR_PEN (1 << 3) /* Parity Enable */ -#define LCR_STB (1 << 2) /* Stop Bit */ -#define LCR_WLS1 (1 << 1) /* Word Length Select */ -#define LCR_WLS0 (1 << 0) /* Word Length Select */ - -#define LSR_FIFOE (1 << 7) /* FIFO Error Status */ -#define LSR_TEMT (1 << 6) /* Transmitter Empty */ -#define LSR_TDRQ (1 << 5) /* Transmit Data Request */ -#define LSR_BI (1 << 4) /* Break Interrupt */ -#define LSR_FE (1 << 3) /* Framing Error */ -#define LSR_PE (1 << 2) /* Parity Error */ -#define LSR_OE (1 << 1) /* Overrun Error */ -#define LSR_DR (1 << 0) /* Data Ready */ - -#define MCR_LOOP (1 << 4) */ -#define MCR_OUT2 (1 << 3) /* force MSR_DCD in loopback mode */ -#define MCR_OUT1 (1 << 2) /* force MSR_RI in loopback mode */ -#define MCR_RTS (1 << 1) /* Request to Send */ -#define MCR_DTR (1 << 0) /* Data Terminal Ready */ - -#define MSR_DCD (1 << 7) /* Data Carrier Detect */ -#define MSR_RI (1 << 6) /* Ring Indicator */ -#define MSR_DSR (1 << 5) /* Data Set Ready */ -#define MSR_CTS (1 << 4) /* Clear To Send */ -#define MSR_DDCD (1 << 3) /* Delta Data Carrier Detect */ -#define MSR_TERI (1 << 2) /* Trailing Edge Ring Indicator */ -#define MSR_DDSR (1 << 1) /* Delta Data Set Ready */ -#define MSR_DCTS (1 << 0) /* Delta Clear To Send */ - -#define IXP425_CONSOLE_UART_BASE_PHYS IXP425_UART1_BASE_PHYS -/* - * Peripheral Space Registers - */ -#define IXP425_UART1_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x0000) -#define IXP425_UART2_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x1000) -#define IXP425_PMU_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x2000) -#define IXP425_INTC_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x3000) -#define IXP425_GPIO_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x4000) -#define IXP425_TIMER_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x5000) -#define IXP425_NPEA_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x6000) -#define IXP425_NPEB_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x7000) -#define IXP425_NPEC_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x8000) -#define IXP425_EthA_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0x9000) -#define IXP425_EthB_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0xA000) -#define IXP425_USB_BASE_PHYS (IXP425_PERIPHERAL_BASE_PHYS + 0xB000) - -/* - * UART Register Definitions , Offsets only as there are 2 UARTS. - * IXP425_UART1_BASE , IXP425_UART2_BASE. - */ - -#undef UART_NO_RX_INTERRUPT - -#define IXP425_UART_XTAL 14745600 - -/* - * Constants to make it easy to access Interrupt Controller registers - */ -#define IXP425_ICPR_OFFSET 0x00 /* Interrupt Status */ -#define IXP425_ICMR_OFFSET 0x04 /* Interrupt Enable */ -#define IXP425_ICLR_OFFSET 0x08 /* Interrupt IRQ/FIQ Select */ -#define IXP425_ICIP_OFFSET 0x0C /* IRQ Status */ -#define IXP425_ICFP_OFFSET 0x10 /* FIQ Status */ -#define IXP425_ICHR_OFFSET 0x14 /* Interrupt Priority */ -#define IXP425_ICIH_OFFSET 0x18 /* IRQ Highest Pri Int */ -#define IXP425_ICFH_OFFSET 0x1C /* FIQ Highest Pri Int */ - -#define N_IRQS 32 -#define IXP425_TIMER_2_IRQ 11 - -/* - * Interrupt Controller Register Definitions. - */ -#ifndef __ASSEMBLY__ -#define IXP425_INTC_REG(x) ((volatile u32 *)(IXP425_INTC_BASE_PHYS+(x))) -#else -#define IXP425_INTC_REG(x) (IXP425_INTC_BASE_PHYS+(x)) -#endif - -#define IXP425_ICPR IXP425_INTC_REG(IXP425_ICPR_OFFSET) -#define IXP425_ICMR IXP425_INTC_REG(IXP425_ICMR_OFFSET) -#define IXP425_ICLR IXP425_INTC_REG(IXP425_ICLR_OFFSET) -#define IXP425_ICIP IXP425_INTC_REG(IXP425_ICIP_OFFSET) -#define IXP425_ICFP IXP425_INTC_REG(IXP425_ICFP_OFFSET) -#define IXP425_ICHR IXP425_INTC_REG(IXP425_ICHR_OFFSET) -#define IXP425_ICIH IXP425_INTC_REG(IXP425_ICIH_OFFSET) -#define IXP425_ICFH IXP425_INTC_REG(IXP425_ICFH_OFFSET) - -/* - * Constants to make it easy to access GPIO registers - */ -#define IXP425_GPIO_GPOUTR_OFFSET 0x00 -#define IXP425_GPIO_GPOER_OFFSET 0x04 -#define IXP425_GPIO_GPINR_OFFSET 0x08 -#define IXP425_GPIO_GPISR_OFFSET 0x0C -#define IXP425_GPIO_GPIT1R_OFFSET 0x10 -#define IXP425_GPIO_GPIT2R_OFFSET 0x14 -#define IXP425_GPIO_GPCLKR_OFFSET 0x18 -#define IXP425_GPIO_GPDBSELR_OFFSET 0x1C - -/* - * GPIO Register Definitions. - * [Only perform 32bit reads/writes] - */ -#define IXP425_GPIO_REG(x) ((volatile u32 *)(IXP425_GPIO_BASE_PHYS+(x))) - -#define IXP425_GPIO_GPOUTR IXP425_GPIO_REG(IXP425_GPIO_GPOUTR_OFFSET) -#define IXP425_GPIO_GPOER IXP425_GPIO_REG(IXP425_GPIO_GPOER_OFFSET) -#define IXP425_GPIO_GPINR IXP425_GPIO_REG(IXP425_GPIO_GPINR_OFFSET) -#define IXP425_GPIO_GPISR IXP425_GPIO_REG(IXP425_GPIO_GPISR_OFFSET) -#define IXP425_GPIO_GPIT1R IXP425_GPIO_REG(IXP425_GPIO_GPIT1R_OFFSET) -#define IXP425_GPIO_GPIT2R IXP425_GPIO_REG(IXP425_GPIO_GPIT2R_OFFSET) -#define IXP425_GPIO_GPCLKR IXP425_GPIO_REG(IXP425_GPIO_GPCLKR_OFFSET) -#define IXP425_GPIO_GPDBSELR IXP425_GPIO_REG(IXP425_GPIO_GPDBSELR_OFFSET) - -/* - * Macros to make it easy to access the GPIO registers - */ -#define GPIO_OUTPUT_ENABLE(line) *IXP425_GPIO_GPOER &= ~(1 << (line)) -#define GPIO_OUTPUT_DISABLE(line) *IXP425_GPIO_GPOER |= (1 << (line)) -#define GPIO_OUTPUT_SET(line) *IXP425_GPIO_GPOUTR |= (1 << (line)) -#define GPIO_OUTPUT_CLEAR(line) *IXP425_GPIO_GPOUTR &= ~(1 << (line)) -#define GPIO_INT_ACT_LOW_SET(line) *IXP425_GPIO_GPIT1R = \ - (*IXP425_GPIO_GPIT1R & ~(0x7 << (line * 3))) | (0x1 << (line * 3)) - -/* - * Constants to make it easy to access Timer Control/Status registers - */ -#define IXP425_OSTS_OFFSET 0x00 /* Continious TimeStamp */ -#define IXP425_OST1_OFFSET 0x04 /* Timer 1 Timestamp */ -#define IXP425_OSRT1_OFFSET 0x08 /* Timer 1 Reload */ -#define IXP425_OST2_OFFSET 0x0C /* Timer 2 Timestamp */ -#define IXP425_OSRT2_OFFSET 0x10 /* Timer 2 Reload */ -#define IXP425_OSWT_OFFSET 0x14 /* Watchdog Timer */ -#define IXP425_OSWE_OFFSET 0x18 /* Watchdog Enable */ -#define IXP425_OSWK_OFFSET 0x1C /* Watchdog Key */ -#define IXP425_OSST_OFFSET 0x20 /* Timer Status */ - -/* - * Operating System Timer Register Definitions. - */ - -#ifndef __ASSEMBLY__ -#define IXP425_TIMER_REG(x) ((volatile u32 *)(IXP425_TIMER_BASE_PHYS+(x))) -#else -#define IXP425_TIMER_REG(x) (IXP425_TIMER_BASE_PHYS+(x)) -#endif - -#if 0 /* test-only: also defined in npe/include/... */ -#define IXP425_OSTS IXP425_TIMER_REG(IXP425_OSTS_OFFSET) -#endif -#define IXP425_OST1 IXP425_TIMER_REG(IXP425_OST1_OFFSET) -#define IXP425_OSRT1 IXP425_TIMER_REG(IXP425_OSRT1_OFFSET) -#define IXP425_OST2 IXP425_TIMER_REG(IXP425_OST2_OFFSET) -#define IXP425_OSRT2 IXP425_TIMER_REG(IXP425_OSRT2_OFFSET) -#define IXP425_OSWT IXP425_TIMER_REG(IXP425_OSWT_OFFSET) -#define IXP425_OSWE IXP425_TIMER_REG(IXP425_OSWE_OFFSET) -#define IXP425_OSWK IXP425_TIMER_REG(IXP425_OSWK_OFFSET) -#define IXP425_OSST IXP425_TIMER_REG(IXP425_OSST_OFFSET) - -/* - * Timer register values and bit definitions - */ -#define IXP425_OST_ENABLE BIT(0) -#define IXP425_OST_ONE_SHOT BIT(1) -/* Low order bits of reload value ignored */ -#define IXP425_OST_RELOAD_MASK (0x3) -#define IXP425_OST_DISABLED (0x0) -#define IXP425_OSST_TIMER_1_PEND BIT(0) -#define IXP425_OSST_TIMER_2_PEND BIT(1) -#define IXP425_OSST_TIMER_TS_PEND BIT(2) -#define IXP425_OSST_TIMER_WDOG_PEND BIT(3) -#define IXP425_OSST_TIMER_WARM_RESET BIT(4) - -/* - * Constants to make it easy to access PCI Control/Status registers - */ -#define PCI_NP_AD_OFFSET 0x00 -#define PCI_NP_CBE_OFFSET 0x04 -#define PCI_NP_WDATA_OFFSET 0x08 -#define PCI_NP_RDATA_OFFSET 0x0c -#define PCI_CRP_AD_CBE_OFFSET 0x10 -#define PCI_CRP_WDATA_OFFSET 0x14 -#define PCI_CRP_RDATA_OFFSET 0x18 -#define PCI_CSR_OFFSET 0x1c -#define PCI_ISR_OFFSET 0x20 -#define PCI_INTEN_OFFSET 0x24 -#define PCI_DMACTRL_OFFSET 0x28 -#define PCI_AHBMEMBASE_OFFSET 0x2c -#define PCI_AHBIOBASE_OFFSET 0x30 -#define PCI_PCIMEMBASE_OFFSET 0x34 -#define PCI_AHBDOORBELL_OFFSET 0x38 -#define PCI_PCIDOORBELL_OFFSET 0x3C -#define PCI_ATPDMA0_AHBADDR_OFFSET 0x40 -#define PCI_ATPDMA0_PCIADDR_OFFSET 0x44 -#define PCI_ATPDMA0_LENADDR_OFFSET 0x48 -#define PCI_ATPDMA1_AHBADDR_OFFSET 0x4C -#define PCI_ATPDMA1_PCIADDR_OFFSET 0x50 -#define PCI_ATPDMA1_LENADDR_OFFSET 0x54 - -/* - * PCI Control/Status Registers - */ -#define IXP425_PCI_CSR(x) ((volatile u32 *)(IXP425_PCI_CFG_BASE_PHYS+(x))) - -#define PCI_NP_AD IXP425_PCI_CSR(PCI_NP_AD_OFFSET) -#define PCI_NP_CBE IXP425_PCI_CSR(PCI_NP_CBE_OFFSET) -#define PCI_NP_WDATA IXP425_PCI_CSR(PCI_NP_WDATA_OFFSET) -#define PCI_NP_RDATA IXP425_PCI_CSR(PCI_NP_RDATA_OFFSET) -#define PCI_CRP_AD_CBE IXP425_PCI_CSR(PCI_CRP_AD_CBE_OFFSET) -#define PCI_CRP_WDATA IXP425_PCI_CSR(PCI_CRP_WDATA_OFFSET) -#define PCI_CRP_RDATA IXP425_PCI_CSR(PCI_CRP_RDATA_OFFSET) -#define PCI_CSR IXP425_PCI_CSR(PCI_CSR_OFFSET) -#define PCI_ISR IXP425_PCI_CSR(PCI_ISR_OFFSET) -#define PCI_INTEN IXP425_PCI_CSR(PCI_INTEN_OFFSET) -#define PCI_DMACTRL IXP425_PCI_CSR(PCI_DMACTRL_OFFSET) -#define PCI_AHBMEMBASE IXP425_PCI_CSR(PCI_AHBMEMBASE_OFFSET) -#define PCI_AHBIOBASE IXP425_PCI_CSR(PCI_AHBIOBASE_OFFSET) -#define PCI_PCIMEMBASE IXP425_PCI_CSR(PCI_PCIMEMBASE_OFFSET) -#define PCI_AHBDOORBELL IXP425_PCI_CSR(PCI_AHBDOORBELL_OFFSET) -#define PCI_PCIDOORBELL IXP425_PCI_CSR(PCI_PCIDOORBELL_OFFSET) -#define PCI_ATPDMA0_AHBADDR IXP425_PCI_CSR(PCI_ATPDMA0_AHBADDR_OFFSET) -#define PCI_ATPDMA0_PCIADDR IXP425_PCI_CSR(PCI_ATPDMA0_PCIADDR_OFFSET) -#define PCI_ATPDMA0_LENADDR IXP425_PCI_CSR(PCI_ATPDMA0_LENADDR_OFFSET) -#define PCI_ATPDMA1_AHBADDR IXP425_PCI_CSR(PCI_ATPDMA1_AHBADDR_OFFSET) -#define PCI_ATPDMA1_PCIADDR IXP425_PCI_CSR(PCI_ATPDMA1_PCIADDR_OFFSET) -#define PCI_ATPDMA1_LENADDR IXP425_PCI_CSR(PCI_ATPDMA1_LENADDR_OFFSET) - -/* - * PCI register values and bit definitions - */ - -/* CSR bit definitions */ -#define PCI_CSR_HOST BIT(0) -#define PCI_CSR_ARBEN BIT(1) -#define PCI_CSR_ADS BIT(2) -#define PCI_CSR_PDS BIT(3) -#define PCI_CSR_ABE BIT(4) -#define PCI_CSR_DBT BIT(5) -#define PCI_CSR_ASE BIT(8) -#define PCI_CSR_IC BIT(15) - -/* ISR (Interrupt status) Register bit definitions */ -#define PCI_ISR_PSE BIT(0) -#define PCI_ISR_PFE BIT(1) -#define PCI_ISR_PPE BIT(2) -#define PCI_ISR_AHBE BIT(3) -#define PCI_ISR_APDC BIT(4) -#define PCI_ISR_PADC BIT(5) -#define PCI_ISR_ADB BIT(6) -#define PCI_ISR_PDB BIT(7) - -/* INTEN (Interrupt Enable) Register bit definitions */ -#define PCI_INTEN_PSE BIT(0) -#define PCI_INTEN_PFE BIT(1) -#define PCI_INTEN_PPE BIT(2) -#define PCI_INTEN_AHBE BIT(3) -#define PCI_INTEN_APDC BIT(4) -#define PCI_INTEN_PADC BIT(5) -#define PCI_INTEN_ADB BIT(6) -#define PCI_INTEN_PDB BIT(7) - -/* - * Shift value for byte enable on NP cmd/byte enable register - */ -#define IXP425_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 - -#if 0 -#ifndef __ASSEMBLY__ -extern int ixp425_pci_read(u32 addr, u32 cmd, u32* data); -extern int ixp425_pci_write(u32 addr, u32 cmd, u32 data); -extern void ixp425_pci_init(void *); -#endif -#endif - -/* - * Constants for CRP access into local config space - */ -#define CRP_AD_CBE_BESL 20 -#define CRP_AD_CBE_WRITE BIT(16) - -/* - * Clock Speed Definitions. - */ -#define IXP425_PERIPHERAL_BUS_CLOCK (66) /* 66Mhzi APB BUS */ - - -#endif |