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4.4.0-1128-aws
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arch
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xtensa
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platforms
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xtfpga
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include
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platform
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hardware.h
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/* * arch/xtensa/platform/xtavnet/include/platform/hardware.h * * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. * * Copyright (C) 2006 Tensilica Inc. */ /* * This file contains the hardware configuration of the XTAVNET boards. */ #include <asm/types.h> #ifndef __XTENSA_XTAVNET_HARDWARE_H #define __XTENSA_XTAVNET_HARDWARE_H /* Memory configuration. */ #define PLATFORM_DEFAULT_MEM_START __XTENSA_UL(CONFIG_DEFAULT_MEM_START) #define PLATFORM_DEFAULT_MEM_SIZE __XTENSA_UL(CONFIG_DEFAULT_MEM_SIZE) /* Interrupt configuration. */ #define PLATFORM_NR_IRQS 0 /* Default assignment of LX60 devices to external interrupts. */ #ifdef CONFIG_XTENSA_MX #define DUART16552_INTNUM XCHAL_EXTINT3_NUM #define OETH_IRQ XCHAL_EXTINT4_NUM #define C67X00_IRQ XCHAL_EXTINT8_NUM #else #define DUART16552_INTNUM XCHAL_EXTINT0_NUM #define OETH_IRQ XCHAL_EXTINT1_NUM #define C67X00_IRQ XCHAL_EXTINT5_NUM #endif /* * Device addresses and parameters. */ /* UART */ #define DUART16552_PADDR (XCHAL_KIO_PADDR + 0x0D050020) /* Misc. */ #define XTFPGA_FPGAREGS_VADDR IOADDR(0x0D020000) /* Clock frequency in Hz (read-only): */ #define XTFPGA_CLKFRQ_VADDR (XTFPGA_FPGAREGS_VADDR + 0x04) /* Setting of 8 DIP switches: */ #define DIP_SWITCHES_VADDR (XTFPGA_FPGAREGS_VADDR + 0x0C) /* Software reset (write 0xdead): */ #define XTFPGA_SWRST_VADDR (XTFPGA_FPGAREGS_VADDR + 0x10) /* OpenCores Ethernet controller: */ /* regs + RX/TX descriptors */ #define OETH_REGS_PADDR (XCHAL_KIO_PADDR + 0x0D030000) #define OETH_REGS_SIZE 0x1000 #define OETH_SRAMBUFF_PADDR (XCHAL_KIO_PADDR + 0x0D800000) /* 5*rx buffs + 5*tx buffs */ #define OETH_SRAMBUFF_SIZE (5 * 0x600 + 5 * 0x600) #define C67X00_PADDR (XCHAL_KIO_PADDR + 0x0D0D0000) #define C67X00_SIZE 0x10 #endif /* __XTENSA_XTAVNET_HARDWARE_H */