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_MPC8xx) || defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
41 unsigned long bi_immr_base; /* base of IMMR register */
43 #if defined(CONFIG_M68K)
44 unsigned long bi_mbar_base; /* base of internal registers */
46 #if defined(CONFIG_MPC83xx)
47 unsigned long bi_immrbar;
49 unsigned long bi_bootflags; /* boot / reboot flag (Unused) */
50 unsigned long bi_ip_addr; /* IP Address */
51 unsigned char bi_enetaddr[6]; /* OLD: see README.enetaddr */
52 unsigned short bi_ethspeed; /* Ethernet speed in Mbps */
53 unsigned long bi_intfreq; /* Internal Freq, in MHz */
54 unsigned long bi_busfreq; /* Bus Freq, in MHz */
55 #if defined(CONFIG_CPM2)
56 unsigned long bi_cpmfreq; /* CPM_CLK Freq, in MHz */
57 unsigned long bi_brgfreq; /* BRG_CLK Freq, in MHz */
58 unsigned long bi_sccfreq; /* SCC_CLK Freq, in MHz */
59 unsigned long bi_vco; /* VCO Out from PLL, in MHz */
61 #if defined(CONFIG_M68K)
62 unsigned long bi_ipbfreq; /* IPB Bus Freq, in MHz */
63 unsigned long bi_pcifreq; /* PCI Bus Freq, in MHz */
65 #if defined(CONFIG_EXTRA_CLOCK)
66 unsigned long bi_inpfreq; /* input Freq in MHz */
67 unsigned long bi_vcofreq; /* vco Freq in MHz */
68 unsigned long bi_flbfreq; /* Flexbus Freq in MHz */
71 #ifdef CONFIG_HAS_ETH1
72 unsigned char bi_enet1addr[6]; /* OLD: see README.enetaddr */
74 #ifdef CONFIG_HAS_ETH2
75 unsigned char bi_enet2addr[6]; /* OLD: see README.enetaddr */
77 #ifdef CONFIG_HAS_ETH3
78 unsigned char bi_enet3addr[6]; /* OLD: see README.enetaddr */
80 #ifdef CONFIG_HAS_ETH4
81 unsigned char bi_enet4addr[6]; /* OLD: see README.enetaddr */
83 #ifdef CONFIG_HAS_ETH5
84 unsigned char bi_enet5addr[6]; /* OLD: see README.enetaddr */
87 ulong bi_arch_number; /* unique id for this board */
88 ulong bi_boot_params; /* where this board expects params */
89 #ifdef CONFIG_NR_DRAM_BANKS
90 struct { /* RAM configuration */
93 } bi_dram[CONFIG_NR_DRAM_BANKS];
94 #endif /* CONFIG_NR_DRAM_BANKS */
97 #endif /* __ASSEMBLY__ */
99 #endif /* __ASM_GENERIC_U_BOOT_H__ */