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Diffstat (limited to 'include/asm-arm/arch-ixp2000/ixdp2x00.h')
| -rw-r--r-- | include/asm-arm/arch-ixp2000/ixdp2x00.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/include/asm-arm/arch-ixp2000/ixdp2x00.h b/include/asm-arm/arch-ixp2000/ixdp2x00.h new file mode 100644 index 000000000000..3a398dfbf125 --- /dev/null +++ b/include/asm-arm/arch-ixp2000/ixdp2x00.h @@ -0,0 +1,93 @@ +/* + * include/asm-arm/arch-ixp2000/ixdp2x00.h + * + * Register and other defines for IXDP2[48]00 platforms + * + * Original Author: Naeem Afzal <naeem.m.afzal@intel.com> + * Maintainer: Deepak Saxena <dsaxena@plexity.net> + * + * Copyright (C) 2002 Intel Corp. + * Copyright (C) 2003-2004 MontaVista Software, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ +#ifndef _IXDP2X00_H_ +#define _IXDP2X00_H_ + +/* + * On board CPLD memory map + */ +#define IXDP2X00_PHYS_CPLD_BASE 0xc7000000 +#define IXDP2X00_VIRT_CPLD_BASE 0xfafff000 +#define IXDP2X00_CPLD_SIZE 0x00001000 + + +#define IXDP2X00_CPLD_REG(x) \ + (volatile unsigned long *)(IXDP2X00_VIRT_CPLD_BASE | x) + +/* + * IXDP2400 CPLD registers + */ +#define IXDP2400_CPLD_SYSLED IXDP2X00_CPLD_REG(0x0) +#define IXDP2400_CPLD_DISP_DATA IXDP2X00_CPLD_REG(0x4) +#define IXDP2400_CPLD_CLOCK_SPEED IXDP2X00_CPLD_REG(0x8) +#define IXDP2400_CPLD_INT_STAT IXDP2X00_CPLD_REG(0xc) +#define IXDP2400_CPLD_REV IXDP2X00_CPLD_REG(0x10) +#define IXDP2400_CPLD_SYS_CLK_M IXDP2X00_CPLD_REG(0x14) +#define IXDP2400_CPLD_SYS_CLK_N IXDP2X00_CPLD_REG(0x18) +#define IXDP2400_CPLD_INT_MASK IXDP2X00_CPLD_REG(0x48) + +/* + * IXDP2800 CPLD registers + */ +#define IXDP2800_CPLD_INT_STAT IXDP2X00_CPLD_REG(0x0) +#define IXDP2800_CPLD_INT_MASK IXDP2X00_CPLD_REG(0x140) + + +#define IXDP2X00_GPIO_I2C_ENABLE 0x02 +#define IXDP2X00_GPIO_SCL 0x07 +#define IXDP2X00_GPIO_SDA 0x06 + +/* + * PCI devfns for on-board devices. We need these to be able to + * properly translate IRQs and for device removal. + */ +#define IXDP2400_SLAVE_ENET_DEVFN 0x18 /* Bus 1 */ +#define IXDP2400_MASTER_ENET_DEVFN 0x20 /* Bus 1 */ +#define IXDP2400_MEDIA_DEVFN 0x28 /* Bus 1 */ +#define IXDP2400_SWITCH_FABRIC_DEVFN 0x30 /* Bus 1 */ + +#define IXDP2800_SLAVE_ENET_DEVFN 0x20 /* Bus 1 */ +#define IXDP2800_MASTER_ENET_DEVFN 0x18 /* Bus 1 */ +#define IXDP2800_SWITCH_FABRIC_DEVFN 0x30 /* Bus 1 */ + +#define IXDP2X00_P2P_DEVFN 0x20 /* Bus 0 */ +#define IXDP2X00_21555_DEVFN 0x30 /* Bus 0 */ +#define IXDP2X00_SLAVE_NPU_DEVFN 0x28 /* Bus 1 */ +#define IXDP2X00_PMC_DEVFN 0x38 /* Bus 1 */ +#define IXDP2X00_MASTER_NPU_DEVFN 0x38 /* Bus 1 */ + +#ifndef __ASSEMBLY__ +/* + * Master NPU will always have flash and be PCI master. + * Slave NPU may or may not have flash but will never be PCI master. + */ +static inline unsigned int ixdp2x00_master_npu(void) +{ + return ((ixp2000_has_flash()) && (ixp2000_is_pcimaster())); +} + +/* + * Helper functions used by ixdp2400 and ixdp2800 specific code + */ +void ixdp2x00_init_irq(volatile unsigned long*, volatile unsigned long *, unsigned long); +void ixdp2x00_slave_pci_postinit(void); +void ixdp2x00_init_machine(void); +void ixdp2x00_map_io(void); + +#endif + +#endif /*_IXDP2X00_H_ */ |