arch/mips/include/asm/mips-boards/malta.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Carsten Langgaard, carstenl@mips.com
   4  * Copyright (C) 2000 MIPS Technologies, Inc.  All rights reserved.
   5  *
   6  * Defines of the Malta board specific address-MAP, registers, etc.
   7  */
   8 #ifndef __ASM_MIPS_BOARDS_MALTA_H
   9 #define __ASM_MIPS_BOARDS_MALTA_H
  10
  11 #include <asm/addrspace.h>
  12 #include <asm/io.h>
  13 #include <asm/mips-boards/msc01_pci.h>
  14 #include <asm/gt64120.h>
  15
  16 /* Mips interrupt controller found in SOCit variations */
  17 #define MIPS_MSC01_IC_REG_BASE          0x1bc40000
  18 #define MIPS_SOCITSC_IC_REG_BASE        0x1ffa0000
  19
  20 /*
  21  * Malta I/O ports base address for the Galileo GT64120 and Algorithmics
  22  * Bonito system controllers.
  23  */
  24 #define MALTA_GT_PORT_BASE      get_gt_port_base(GT_PCI0IOLD_OFS)
  25 #define MALTA_BONITO_PORT_BASE  ((unsigned long)ioremap (0x1fd00000, 0x10000))
  26 #define MALTA_MSC_PORT_BASE     get_msc_port_base(MSC01_PCI_SC2PIOBASL)
  27
  28 static inline unsigned long get_gt_port_base(unsigned long reg)
  29 {
  30         unsigned long addr;
  31         addr = GT_READ(reg);
  32         return (unsigned long) ioremap (((addr & 0xffff) << 21), 0x10000);
  33 }
  34
  35 static inline unsigned long get_msc_port_base(unsigned long reg)
  36 {
  37         unsigned long addr;
  38         MSC_READ(reg, addr);
  39         return (unsigned long) ioremap(addr, 0x10000);
  40 }
  41
  42 /*
  43  * GCMP Specific definitions
  44  */
  45 #define GCMP_BASE_ADDR                  0x1fbf8000
  46 #define GCMP_ADDRSPACE_SZ               (256 * 1024)
  47
  48 /*
  49  * GIC Specific definitions
  50  */
  51 #define GIC_BASE_ADDR                   0x1bdc0000
  52 #define GIC_ADDRSPACE_SZ                (128 * 1024)
  53
  54 /*
  55  * CPC Specific definitions
  56  */
  57 #define CPC_BASE_ADDR                   0x1bde0000
  58
  59 /*
  60  * MSC01 BIU Specific definitions
  61  * FIXME : These should be elsewhere ?
  62  */
  63 #define MSC01_BIU_REG_BASE              0x1bc80000
  64 #define MSC01_BIU_ADDRSPACE_SZ          (256 * 1024)
  65 #define MSC01_SC_CFG_OFS                0x0110
  66 #define MSC01_SC_CFG_GICPRES_MSK        0x00000004
  67 #define MSC01_SC_CFG_GICPRES_SHF        2
  68 #define MSC01_SC_CFG_GICENA_SHF         3
  69
  70 /*
  71  * Malta RTC-device indirect register access.
  72  */
  73 #define MALTA_RTC_ADR_REG       0x70
  74 #define MALTA_RTC_DAT_REG       0x71
  75
  76 /*
  77  * Malta SMSC FDC37M817 Super I/O Controller register.
  78  */
  79 #define SMSC_CONFIG_REG         0x3f0
  80 #define SMSC_DATA_REG           0x3f1
  81
  82 #define SMSC_CONFIG_DEVNUM      0x7
  83 #define SMSC_CONFIG_ACTIVATE    0x30
  84 #define SMSC_CONFIG_ENTER       0x55
  85 #define SMSC_CONFIG_EXIT        0xaa
  86
  87 #define SMSC_CONFIG_DEVNUM_FLOPPY     0
  88
  89 #define SMSC_CONFIG_ACTIVATE_ENABLE   1
  90
  91 #define SMSC_WRITE(x, a)     outb(x, a)
  92
  93 #define MALTA_JMPRS_REG         0x1f000210
  94
  95 extern void __init *malta_dt_shim(void *fdt);
  96
  97 #endif /* __ASM_MIPS_BOARDS_MALTA_H */