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Diffstat (limited to 'include/asm-mips/ddb5xxx/ddb5477.h')
| -rw-r--r-- | include/asm-mips/ddb5xxx/ddb5477.h | 221 |
1 files changed, 221 insertions, 0 deletions
diff --git a/include/asm-mips/ddb5xxx/ddb5477.h b/include/asm-mips/ddb5xxx/ddb5477.h new file mode 100644 index 000000000..6bba70549 --- /dev/null +++ b/include/asm-mips/ddb5xxx/ddb5477.h @@ -0,0 +1,221 @@ +/*********************************************************************** + * + * Copyright 2001 MontaVista Software Inc. + * Author: jsun@mvista.com or jsun@junsun.net + * + * include/asm-mips/ddb5xxx/ddb5477.h + * DDB 5477 specific definitions and macros. + * + * 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 __ASM_DDB5XXX_DDB5477_H +#define __ASM_DDB5XXX_DDB5477_H + +#include <linux/config.h> +#include <asm/ddb5xxx/ddb5xxx.h> + +/* + * This contains macros that are specific to DDB5477 or renamed from + * DDB5476. + */ + +/* + * renamed PADRs + */ +#define DDB_LCS0 DDB_LDCS0 +#define DDB_LCS1 DDB_LDCS1 +#define DDB_LCS2 DDB_LDCS2 +#define DDB_VRC5477 DDB_INTCS + +/* + * New CPU interface registers + */ +#define DDB_INTCTRL0 0x0400 /* Interrupt Control 0 */ +#define DDB_INTCTRL1 0x0404 /* Interrupt Control 1 */ +#define DDB_INTCTRL2 0x0408 /* Interrupt Control 2 */ +#define DDB_INTCTRL3 0x040c /* Interrupt Control 3 */ + +#define DDB_INT0STAT 0x0420 /* INT0 Status [R] */ +#define DDB_INT1STAT 0x0428 /* INT1 Status [R] */ +#define DDB_INT2STAT 0x0430 /* INT2 Status [R] */ +#define DDB_INT3STAT 0x0438 /* INT3 Status [R] */ +#define DDB_INT4STAT 0x0440 /* INT4 Status [R] */ +#define DDB_NMISTAT 0x0450 /* NMI Status [R] */ + +#define DDB_INTCLR32 0x0468 /* Interrupt Clear */ + +#define DDB_INTPPES0 0x0470 /* PCI0 Interrupt Control */ +#define DDB_INTPPES1 0x0478 /* PCI1 Interrupt Control */ + +#undef DDB_CPUSTAT /* duplicate in Vrc-5477 */ +#define DDB_CPUSTAT 0x0480 /* CPU Status [R] */ +#define DDB_BUSCTRL 0x0488 /* Internal Bus Control */ + + +/* + * Timer registers + */ +#define DDB_REFCTRL_L DDB_T0CTRL +#define DDB_REFCTRL_H (DDB_T0CTRL+4) +#define DDB_REFCNTR DDB_T0CNTR +#define DDB_SPT0CTRL_L DDB_T1CTRL +#define DDB_SPT0CTRL_H (DDB_T1CTRL+4) +#define DDB_SPT1CTRL_L DDB_T2CTRL +#define DDB_SPT1CTRL_H (DDB_T2CTRL+4) +#define DDB_SPT1CNTR DDB_T1CTRL +#define DDB_WDTCTRL_L DDB_T3CTRL +#define DDB_WDTCTRL_H (DDB_T3CTRL+4) +#define DDB_WDTCNTR DDB_T3CNTR + +/* + * DMA registers are moved. We don't care about it for now. TODO. + */ + +/* + * BARs for ext PCI (PCI0) + */ +#undef DDB_BARC +#undef DDB_BARB + +#define DDB_BARC0 0x0210 /* PCI0 Control */ +#define DDB_BARM010 0x0218 /* PCI0 SDRAM bank01 */ +#define DDB_BARM230 0x0220 /* PCI0 SDRAM bank23 */ +#define DDB_BAR00 0x0240 /* PCI0 LDCS0 */ +#define DDB_BAR10 0x0248 /* PCI0 LDCS1 */ +#define DDB_BAR20 0x0250 /* PCI0 LDCS2 */ +#define DDB_BAR30 0x0258 /* PCI0 LDCS3 */ +#define DDB_BAR40 0x0260 /* PCI0 LDCS4 */ +#define DDB_BAR50 0x0268 /* PCI0 LDCS5 */ +#define DDB_BARB0 0x0280 /* PCI0 BOOT */ +#define DDB_BARP00 0x0290 /* PCI0 for IOPCI Window0 */ +#define DDB_BARP10 0x0298 /* PCI0 for IOPCI Window1 */ + +/* + * BARs for IOPIC (PCI1) + */ +#define DDB_BARC1 0x0610 /* PCI1 Control */ +#define DDB_BARM011 0x0618 /* PCI1 SDRAM bank01 */ +#define DDB_BARM231 0x0620 /* PCI1 SDRAM bank23 */ +#define DDB_BAR01 0x0640 /* PCI1 LDCS0 */ +#define DDB_BAR11 0x0648 /* PCI1 LDCS1 */ +#define DDB_BAR21 0x0650 /* PCI1 LDCS2 */ +#define DDB_BAR31 0x0658 /* PCI1 LDCS3 */ +#define DDB_BAR41 0x0660 /* PCI1 LDCS4 */ +#define DDB_BAR51 0x0668 /* PCI1 LDCS5 */ +#define DDB_BARB1 0x0680 /* PCI1 BOOT */ +#define DDB_BARP01 0x0690 /* PCI1 for ext PCI Window0 */ +#define DDB_BARP11 0x0698 /* PCI1 for ext PCI Window1 */ + +/* + * Other registers for ext PCI (PCI0) + */ +#define DDB_PCIINIT00 0x02f0 /* PCI0 Initiator 0 */ +#define DDB_PCIINIT10 0x02f8 /* PCI0 Initiator 1 */ + +#define DDB_PCISWP0 0x02b0 /* PCI0 Swap */ +#define DDB_PCIERR0 0x02b8 /* PCI0 Error */ + +#define DDB_PCICTL0_L 0x02e0 /* PCI0 Control-L */ +#define DDB_PCICTL0_H 0x02e4 /* PCI0 Control-H */ +#define DDB_PCIARB0_L 0x02e8 /* PCI0 Arbitration-L */ +#define DDB_PCIARB0_H 0x02ec /* PCI0 Arbitration-H */ + +/* + * Other registers for IOPCI (PCI1) + */ +#define DDB_IOPCIW0 0x00d0 /* PCI Address Window 0 [R/W] */ +#define DDB_IOPCIW1 0x00d8 /* PCI Address Window 1 [R/W] */ + +#define DDB_PCIINIT01 0x06f0 /* PCI1 Initiator 0 */ +#define DDB_PCIINIT11 0x06f8 /* PCI1 Initiator 1 */ + +#define DDB_PCISWP1 0x06b0 /* PCI1 Swap */ +#define DDB_PCIERR1 0x06b8 /* PCI1 Error */ + +#define DDB_PCICTL1_L 0x06e0 /* PCI1 Control-L */ +#define DDB_PCICTL1_H 0x06e4 /* PCI1 Control-H */ +#define DDB_PCIARB1_L 0x06e8 /* PCI1 Arbitration-L */ +#define DDB_PCIARB1_H 0x06ec /* PCI1 Arbitration-H */ + +/* + * MISC registers + */ +#define DDB_GIUFUNSEL 0x4040 /* select dual-func pins */ +#define DDB_PIBMISC 0x0750 /* USB buffer enable / power saving */ + +/* + * Memory map (physical address) + * + * Note most of the following address must be properly aligned by the + * corresponding size. For example, if PCI_IO_SIZE is 16MB, then + * PCI_IO_BASE must be aligned along 16MB boundary. + */ +#define DDB_SDRAM_BASE 0x00000000 +#define DDB_SDRAM_SIZE 0x08000000 /* 128MB, for sure? */ + +#define DDB_PCI0_MEM_BASE 0x08000000 +#define DDB_PCI0_MEM_SIZE 0x08000000 /* 128 MB */ + +#define DDB_PCI1_MEM_BASE 0x10000000 +#define DDB_PCI1_MEM_SIZE 0x08000000 /* 128 MB */ + +#define DDB_PCI0_CONFIG_BASE 0x18000000 +#define DDB_PCI0_CONFIG_SIZE 0x01000000 /* 16 MB */ + +#define DDB_PCI1_CONFIG_BASE 0x19000000 +#define DDB_PCI1_CONFIG_SIZE 0x01000000 /* 16 MB */ + +#define DDB_PCI_IO_BASE 0x1a000000 /* we concatenate two IOs */ +#define DDB_PCI0_IO_BASE 0x1a000000 +#define DDB_PCI0_IO_SIZE 0x01000000 /* 16 MB */ +#define DDB_PCI1_IO_BASE 0x1b000000 +#define DDB_PCI1_IO_SIZE 0x01000000 /* 16 MB */ + +#define DDB_LCS0_BASE 0x1c000000 /* flash memory */ +#define DDB_LCS0_SIZE 0x01000000 /* 16 MB */ + +#define DDB_LCS1_BASE 0x1d000000 /* misc */ +#define DDB_LCS1_SIZE 0x01000000 /* 16 MB */ + +#define DDB_LCS2_BASE 0x1e000000 /* Mezzanine */ +#define DDB_LCS2_SIZE 0x01000000 /* 16 MB */ + +#define DDB_VRC5477_BASE 0x1fa00000 /* VRC5477 control regs */ +#define DDB_VRC5477_SIZE 0x00200000 /* 2MB */ + +#define DDB_BOOTCS_BASE 0x1fc00000 /* Boot ROM / EPROM /Flash */ +#define DDB_BOOTCS_SIZE 0x00200000 /* 2 MB - doc says 4MB */ + +#define DDB_LED DDB_LCS1_BASE + 0x10000 + + +/* + * DDB5477 specific functions + */ +extern void ddb5477_irq_setup(void); + +/* route irq to cpu int pin */ +extern void ll_vrc5477_irq_route(int vrc5477_irq, int ip); + +/* low-level routine for enabling vrc5477 irq, bypassing high-level */ +extern void ll_vrc5477_irq_enable(int vrc5477_irq); +extern void ll_vrc5477_irq_disable(int vrc5477_irq); + +/* + * debug routines + */ +#if defined(CONFIG_LL_DEBUG) +extern void vrc5477_show_pdar_regs(void); +extern void vrc5477_show_pci_regs(void); +extern void vrc5477_show_bar_regs(void); +extern void vrc5477_show_int_regs(void); +extern void vrc5477_show_all_regs(void); +#endif + +#endif /* __ASM_DDB5XXX_DDB5477_H */ |