board/pn62/pn62.h

   1 /*
   2  * (C) Copyright 2002 Wolfgang Grandegger <wg@denx.de>
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #ifndef _PN62_H_
   8 #define _PN62_H_
   9
  10 /*
  11  * Definitions for the Intel Bridge 21554 or 21555.
  12  */
  13 #define I2155X_VPD_ADDR         0xe6
  14 #define I2155X_VPD_DATA         0xe8
  15
  16 #define I2155X_VPD_START        0x80
  17 #define I2155X_VPD_SN_START     0x80
  18 #define I2155X_VPD_SN_SIZE      0x10
  19 #define I2155X_VPD_MAC0_START   0x90
  20 #define I2155X_VPD_MAC1_START   0x96
  21
  22 #define I2155X_SCRAPAD_ADDR     0xa8
  23 #define I2155X_SCRAPAD_MAX      8
  24
  25 #define I2155X_BAR2_BASE        0x98
  26 #define I2155X_BAR3_BASE        0x9c
  27 #define I2155X_BAR4_BASE        0xa0
  28
  29 #define I2155X_BAR2_SETUP       0xb0
  30 #define I2155X_BAR3_SETUP       0xb4
  31 #define I2155X_BAR4_SETUP       0xb8
  32
  33 /*
  34  * Interrupt request numbers
  35  */
  36 #define PN62_IRQ_HOST           0x0
  37 #define PN62_IRQ_PLX9054        0x1
  38 #define PN62_IRQ_ETH0           0x2
  39 #define PN62_IRQ_ETH1           0x3
  40 #define PN62_IRQ_COM1           0x4
  41 #define PN62_IRQ_COM2           0x4
  42
  43 /*
  44  * Miscellaneous definitons.
  45  */
  46 #define PN62_SMEM_DEFAULT       0x1f00000
  47
  48 /*
  49  * Definitions for boot protocol using Scratchpad registers.
  50  */
  51 #define BOOT_DONE               0
  52 #define BOOT_DONE_CLEAR         0x00dead00
  53 #define BOOT_DONE_ERROR         0xbad0dead
  54 #define BOOT_DONE_U_BOOT        0x12345678
  55 #define BOOT_DONE_LINUX         0x87654321
  56 #define BOOT_CMD                1
  57 #define BOOT_CMD_MOVE           0x1
  58 #define BOOT_CMD_BOOT           0x2
  59 #define BOOT_DATA               2
  60 #define BOOT_PROTO              3
  61 #define BOOT_PROTO_READY        0x23456789
  62 #define BOOT_PROTO_CLEAR        0x00000000
  63 #define BOOT_STATUS             4
  64
  65 /*
  66  * LED Definitions:
  67  */
  68 #define PN62_LED_BASE           0xff800300
  69 #define PN62_LED_MAX            12
  70
  71 /*
  72  * LED0 - 7 mounted on top of board, D1 - D8
  73  * LED8 - 11 upper four LEDs on the front panel of the board.
  74  */
  75 #define LED_0                   0x00    /* OFF */
  76 #define LED_1                   0x01    /* ON */
  77 #define LED_SLOW_CLOCK          0x02    /* SLOW 1Hz ish */
  78 #define LED_nSLOW_CLOCK         0x03    /* inverse of above */
  79 #define LED_WATCHDOG_OUT        0x06    /* Reset Watchdog level */
  80 #define LED_WATCHDOG_CLOCK      0x07    /* clock to watchdog */
  81
  82 /*
  83  * LED's currently setup in AMD79C973 device as the following:
  84  * LED0 100Mbit
  85  * LED1 LNKSE
  86  * LED2 TX Activity
  87  * LED3 RX Activity
  88  */
  89 #define LED_E0_LED0             0x08    /* Ethernet Port 0 LED 0 */
  90 #define LED_E0_LED1             0x09    /* Ethernet Port 0 LED 1 */
  91 #define LED_E0_LED2             0x0A    /* Ethernet Port 0 LED 2 */
  92 #define LED_E0_LED3             0x0B    /* Ethernet Port 0 LED 3 */
  93 #define LED_E1_LED0             0x0C    /* Ethernet Port 1 LED 0 */
  94 #define LED_E1_LED1             0x0D    /* Ethernet Port 1 LED 1 */
  95 #define LED_E1_LED2             0x0E    /* Ethernet Port 1 LED 2 */
  96 #define LED_E1_LED3             0x0F    /* Ethernet Port 1 LED 3 */
  97 #define LED_STROBE0             0x10    /* Processor Strobe 0 */
  98 #define LED_STROBE1             0x11    /* Processor Strobe 1 */
  99 #define LED_STROBE2             0x12    /* Processor Strobe 2 */
 100 #define LED_STROBE3             0x13    /* Processor Strobe 3 */
 101 #define LED_STROBE4             0x14    /* Processor Strobe 4 */
 102 #define LED_STROBE5             0x15    /* Processor Strobe 5 */
 103 #define LED_STROBE6             0x16    /* Processor Strobe 6 */
 104 #define LED_STROBE7             0x17    /* Processor Strobe 7 */
 105 #define LED_HOST_STROBE0        0x18    /* Host strobe 0 */
 106 #define LED_HOST_STROBE1        0x19    /* Host strobe 1 */
 107 #define LED_HOST_STROBE2        0x1A    /* Host strobe 2 */
 108 #define LED_HOST_STROBE3        0x1B    /* Host strobe 3 */
 109 #define LED_HOST_STROBE4        0x1C    /* Host strobe 4 */
 110 #define LED_HOST_STROBE5        0x1D    /* Host strobe 5 */
 111 #define LED_HOST_STROBE6        0x1E    /* Host strobe 6 */
 112 #define LED_HOST_STROBE7        0x1F    /* Host strobe 7 */
 113 #define LED_MPC_INT0            0x20    /* MPC8240 INT 0 */
 114 #define LED_MPC_INT1            0x21    /* MPC8240 INT 1 */
 115 #define LED_MPC_INT2            0x22    /* MPC8240 INT 2 */
 116 #define LED_MPC_INT3            0x23    /* MPC8240 INT 3 */
 117 #define LED_MPC_INT4            0x24    /* MPC8240 INT 4 */
 118 #define LED_UART0_CS            0x25    /* UART 0 Chip Select */
 119 #define LED_UART1_CS            0x26    /* UART 1 Chip Select */
 120 #define LED_SRAM_CS             0x27    /* SRAM Chip Select */
 121 #define LED_SRAM_WR             0x28    /* SRAM WR Signal */
 122 #define LED_SRAM_RD             0x29    /* SRAM RD Signal */
 123 #define LED_MPC_RCS0            0x2A    /* MPC8240 RCS0 Signal */
 124 #define LED_S_PCI_FRAME         0x2B    /* Secondary PCI Frame Signal */
 125 #define LED_MPC_CS0             0x2C    /* MPC8240 CS0 Signal */
 126 #define LED_HOST_INT            0x2D    /* MPC8240 to Host Interrupt signal */
 127 #define LED_LAST_FUNCTION       LED_HOST_INT    /* last function */
 128
 129 /*
 130  * Forward declarations
 131  */
 132 int  i2155x_init         (void);
 133 void i2155x_write_scrapad(int idx, u32 val);
 134 u32  i2155x_read_scrapad (int idx);
 135 void i2155x_set_bar_base (int bar, u32 addr);
 136 int  i2155x_read_vpd     (int offset, int size, unsigned char *data);
 137
 138 int  am79c95x_init       (void);
 139
 140 void set_led             (unsigned int number, unsigned int function);
 141 void fatal_error         (unsigned int error_code);
 142 void show_startup_phase  (int phase);
 143
 144
 145 #endif /* _PN62_H_ */