2 * Copyright (c) 2011 The Chromium OS Authors.
4 * (C) Copyright 2000 - 2002
5 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
7 * SPDX-License-Identifier: GPL-2.0+
8 ********************************************************************
9 * NOTE: This header file defines an interface to U-Boot. Including
10 * this (unmodified) header file in another file is considered normal
11 * use of U-Boot, and does *not* fall under the heading of "derived
13 ********************************************************************
16 #ifndef __ASM_GENERIC_U_BOOT_H__
17 #define __ASM_GENERIC_U_BOOT_H__
20 * Board information passed to Linux kernel from U-Boot
22 * include/asm-ppc/u-boot.h
27 typedef struct bd_info
{
28 unsigned long bi_memstart
; /* start of DRAM memory */
29 phys_size_t bi_memsize
; /* size of DRAM memory in bytes */
30 unsigned long bi_flashstart
; /* start of FLASH memory */
31 unsigned long bi_flashsize
; /* size of FLASH memory */
32 unsigned long bi_flashoffset
; /* reserved area for startup monitor */
33 unsigned long bi_sramstart
; /* start of SRAM memory */
34 unsigned long bi_sramsize
; /* size of SRAM memory */
36 unsigned long bi_arm_freq
; /* arm frequency */
37 unsigned long bi_dsp_freq
; /* dsp core frequency */
38 unsigned long bi_ddr_freq
; /* ddr frequency */
40 #if defined(CONFIG_5xx) || defined(CONFIG_8xx) || defined(CONFIG_8260) \
41 || defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
42 unsigned long bi_immr_base
; /* base of IMMR register */
44 #if defined(CONFIG_MPC5xxx)
45 unsigned long bi_mbar_base
; /* base of internal registers */
47 #if defined(CONFIG_MPC83xx)
48 unsigned long bi_immrbar
;
50 unsigned long bi_bootflags
; /* boot / reboot flag (Unused) */
51 unsigned long bi_ip_addr
; /* IP Address */
52 unsigned char bi_enetaddr
[6]; /* OLD: see README.enetaddr */
53 unsigned short bi_ethspeed
; /* Ethernet speed in Mbps */
54 unsigned long bi_intfreq
; /* Internal Freq, in MHz */
55 unsigned long bi_busfreq
; /* Bus Freq, in MHz */
56 #if defined(CONFIG_CPM2)
57 unsigned long bi_cpmfreq
; /* CPM_CLK Freq, in MHz */
58 unsigned long bi_brgfreq
; /* BRG_CLK Freq, in MHz */
59 unsigned long bi_sccfreq
; /* SCC_CLK Freq, in MHz */
60 unsigned long bi_vco
; /* VCO Out from PLL, in MHz */
62 #if defined(CONFIG_MPC512X)
63 unsigned long bi_ipsfreq
; /* IPS Bus Freq, in MHz */
64 #endif /* CONFIG_MPC512X */
65 #if defined(CONFIG_MPC5xxx)
66 unsigned long bi_ipbfreq
; /* IPB Bus Freq, in MHz */
67 unsigned long bi_pcifreq
; /* PCI Bus Freq, in MHz */
69 unsigned int bi_baudrate
; /* Console Baudrate */
70 #if defined(CONFIG_405) || \
71 defined(CONFIG_405GP) || \
72 defined(CONFIG_405CR) || \
73 defined(CONFIG_405EP) || \
74 defined(CONFIG_405EZ) || \
75 defined(CONFIG_405EX) || \
77 unsigned char bi_s_version
[4]; /* Version of this structure */
78 unsigned char bi_r_version
[32]; /* Version of the ROM (AMCC) */
79 unsigned int bi_procfreq
; /* CPU (Internal) Freq, in Hz */
80 unsigned int bi_plb_busfreq
; /* PLB Bus speed, in Hz */
81 unsigned int bi_pci_busfreq
; /* PCI Bus speed, in Hz */
82 unsigned char bi_pci_enetaddr
[6]; /* PCI Ethernet MAC address */
84 #if defined(CONFIG_HYMOD)
85 hymod_conf_t bi_hymod_conf
; /* hymod configuration information */
88 #ifdef CONFIG_HAS_ETH1
89 unsigned char bi_enet1addr
[6]; /* OLD: see README.enetaddr */
91 #ifdef CONFIG_HAS_ETH2
92 unsigned char bi_enet2addr
[6]; /* OLD: see README.enetaddr */
94 #ifdef CONFIG_HAS_ETH3
95 unsigned char bi_enet3addr
[6]; /* OLD: see README.enetaddr */
97 #ifdef CONFIG_HAS_ETH4
98 unsigned char bi_enet4addr
[6]; /* OLD: see README.enetaddr */
100 #ifdef CONFIG_HAS_ETH5
101 unsigned char bi_enet5addr
[6]; /* OLD: see README.enetaddr */
104 #if defined(CONFIG_405GP) || defined(CONFIG_405EP) || \
105 defined(CONFIG_405EZ) || defined(CONFIG_440GX) || \
106 defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
107 defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
108 defined(CONFIG_460EX) || defined(CONFIG_460GT)
109 unsigned int bi_opbfreq
; /* OPB clock in Hz */
110 int bi_iic_fast
[2]; /* Use fast i2c mode */
112 #if defined(CONFIG_NX823)
113 unsigned char bi_sernum
[8];
115 #if defined(CONFIG_4xx)
116 #if defined(CONFIG_440GX) || \
117 defined(CONFIG_460EX) || defined(CONFIG_460GT)
118 int bi_phynum
[4]; /* Determines phy mapping */
119 int bi_phymode
[4]; /* Determines phy mode */
120 #elif defined(CONFIG_405EP) || defined(CONFIG_405EX) || defined(CONFIG_440)
121 int bi_phynum
[2]; /* Determines phy mapping */
122 int bi_phymode
[2]; /* Determines phy mode */
124 int bi_phynum
[1]; /* Determines phy mapping */
125 int bi_phymode
[1]; /* Determines phy mode */
127 #endif /* defined(CONFIG_4xx) */
128 ulong bi_arch_number
; /* unique id for this board */
129 ulong bi_boot_params
; /* where this board expects params */
130 #ifdef CONFIG_NR_DRAM_BANKS
131 struct { /* RAM configuration */
134 } bi_dram
[CONFIG_NR_DRAM_BANKS
];
135 #endif /* CONFIG_NR_DRAM_BANKS */
138 #endif /* __ASSEMBLY__ */
140 #endif /* __ASM_GENERIC_U_BOOT_H__ */