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-rw-r--r--include/asm-arm/arch-ixp/ixp425.h559
1 files changed, 559 insertions, 0 deletions
diff --git a/include/asm-arm/arch-ixp/ixp425.h b/include/asm-arm/arch-ixp/ixp425.h
new file mode 100644
index 0000000..b82b818
--- /dev/null
+++ b/include/asm-arm/arch-ixp/ixp425.h
@@ -0,0 +1,559 @@
+/*
+ * 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_BASE_VIRT (0xFFFD0000)
+#define IXP425_PCI_CFG_REGION_SIZE (0x00001000)
+
+/*
+ * Expansion BUS Configuration registers
+ */
+#define IXP425_EXP_CFG_BASE_PHYS (0xC4000000)
+#define IXP425_EXP_CFG_BASE_VIRT (0xFFFD1000)
+#define IXP425_EXP_CFG_REGION_SIZE (0x00001000)
+
+/*
+ * Peripheral space
+ */
+#define IXP425_PERIPHERAL_BASE_PHYS (0xC8000000)
+#define IXP425_PERIPHERAL_BASE_VIRT (0xFFFD2000)
+#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_BASE_VIRT (0xFFFDE000)
+#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_BASE2_VIRT (0xF0000000)
+
+#define IXP425_EXP_BUS_BASE_PHYS IXP425_EXP_BUS_BASE2_PHYS
+#define IXP425_EXP_BUS_BASE_VIRT IXP425_EXP_BUS_BASE2_VIRT
+
+#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_EXP_BUS_CS0_BASE_VIRT (IXP425_EXP_BUS_BASE2_VIRT + 0x00000000)
+#define IXP425_EXP_BUS_CS1_BASE_VIRT (IXP425_EXP_BUS_BASE2_VIRT + 0x01000000)
+#define IXP425_EXP_BUS_CS2_BASE_VIRT (IXP425_EXP_BUS_BASE2_VIRT + 0x02000000)
+#define IXP425_EXP_BUS_CS3_BASE_VIRT (IXP425_EXP_BUS_BASE2_VIRT + 0x03000000)
+#define IXP425_EXP_BUS_CS4_BASE_VIRT (IXP425_EXP_BUS_BASE2_VIRT + 0x04000000)
+#define IXP425_EXP_BUS_CS5_BASE_VIRT (IXP425_EXP_BUS_BASE2_VIRT + 0x05000000)
+#define IXP425_EXP_BUS_CS6_BASE_VIRT (IXP425_EXP_BUS_BASE2_VIRT + 0x06000000)
+#define IXP425_EXP_BUS_CS7_BASE_VIRT (IXP425_EXP_BUS_BASE2_VIRT + 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_VIRT+(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_VIRT IXP425_UART1_BASE_VIRT
+#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)
+
+#define IXP425_UART1_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x0000)
+#define IXP425_UART2_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x1000)
+#define IXP425_PMU_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x2000)
+#define IXP425_INTC_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x3000)
+#define IXP425_GPIO_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x4000)
+#define IXP425_TIMER_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x5000)
+#define IXP425_NPEA_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x6000)
+#define IXP425_NPEB_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x7000)
+#define IXP425_NPEC_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x8000)
+#define IXP425_EthA_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0x9000)
+#define IXP425_EthB_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 0xA000)
+#define IXP425_USB_BASE_VIRT (IXP425_PERIPHERAL_BASE_VIRT + 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 */
+
+/*
+ * Interrupt Controller Register Definitions.
+ */
+#ifndef __ASSEMBLY__
+#define IXP425_INTC_REG(x) ((volatile u32 *)(IXP425_INTC_BASE_VIRT+(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_VIRT+(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)
+
+/*
+ * 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
+
+#define IXP425_OSTS IXP425_TIMER_REG(IXP425_OSTS_OFFSET)
+#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_VIRT+(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