1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright (c) 2011 The Chromium OS Authors.
5 * (C) Copyright 2000 - 2002
6 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
7 ********************************************************************
8 * NOTE: This header file defines an interface to U-Boot. Including
9 * this (unmodified) header file in another file is considered normal
10 * use of U-Boot, and does *not* fall under the heading of "derived
12 ********************************************************************
15 #ifndef __ASM_GENERIC_U_BOOT_H__
16 #define __ASM_GENERIC_U_BOOT_H__
19 * Board information passed to Linux kernel from U-Boot
21 * include/asm-ppc/u-boot.h
26 typedef struct bd_info {
27 unsigned long bi_memstart; /* start of DRAM memory */
28 phys_size_t bi_memsize; /* size of DRAM memory in bytes */
29 unsigned long bi_flashstart; /* start of FLASH memory */
30 unsigned long bi_flashsize; /* size of FLASH memory */
31 unsigned long bi_flashoffset; /* reserved area for startup monitor */
32 unsigned long bi_sramstart; /* start of SRAM memory */
33 unsigned long bi_sramsize; /* size of SRAM memory */
35 unsigned long bi_arm_freq; /* arm frequency */
36 unsigned long bi_dsp_freq; /* dsp core frequency */
37 unsigned long bi_ddr_freq; /* ddr frequency */
39 #if defined(CONFIG_MPC8xx) || defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
40 unsigned long bi_immr_base; /* base of IMMR register */
42 #if defined(CONFIG_M68K)
43 unsigned long bi_mbar_base; /* base of internal registers */
45 #if defined(CONFIG_MPC83xx)
46 unsigned long bi_immrbar;
48 unsigned long bi_bootflags; /* boot / reboot flag (Unused) */
49 unsigned long bi_ip_addr; /* IP Address */
50 unsigned char bi_enetaddr[6]; /* OLD: see README.enetaddr */
51 unsigned short bi_ethspeed; /* Ethernet speed in Mbps */
52 unsigned long bi_intfreq; /* Internal Freq, in MHz */
53 unsigned long bi_busfreq; /* Bus Freq, in MHz */
54 #if defined(CONFIG_CPM2)
55 unsigned long bi_cpmfreq; /* CPM_CLK Freq, in MHz */
56 unsigned long bi_brgfreq; /* BRG_CLK Freq, in MHz */
57 unsigned long bi_sccfreq; /* SCC_CLK Freq, in MHz */
58 unsigned long bi_vco; /* VCO Out from PLL, in MHz */
60 #if defined(CONFIG_M68K)
61 unsigned long bi_ipbfreq; /* IPB Bus Freq, in MHz */
62 unsigned long bi_pcifreq; /* PCI Bus Freq, in MHz */
64 #if defined(CONFIG_EXTRA_CLOCK)
65 unsigned long bi_inpfreq; /* input Freq in MHz */
66 unsigned long bi_vcofreq; /* vco Freq in MHz */
67 unsigned long bi_flbfreq; /* Flexbus Freq in MHz */
70 #ifdef CONFIG_HAS_ETH1
71 unsigned char bi_enet1addr[6]; /* OLD: see README.enetaddr */
73 #ifdef CONFIG_HAS_ETH2
74 unsigned char bi_enet2addr[6]; /* OLD: see README.enetaddr */
76 #ifdef CONFIG_HAS_ETH3
77 unsigned char bi_enet3addr[6]; /* OLD: see README.enetaddr */
79 #ifdef CONFIG_HAS_ETH4
80 unsigned char bi_enet4addr[6]; /* OLD: see README.enetaddr */
82 #ifdef CONFIG_HAS_ETH5
83 unsigned char bi_enet5addr[6]; /* OLD: see README.enetaddr */
86 ulong bi_arch_number; /* unique id for this board */
87 ulong bi_boot_params; /* where this board expects params */
88 #ifdef CONFIG_NR_DRAM_BANKS
89 struct { /* RAM configuration */
92 } bi_dram[CONFIG_NR_DRAM_BANKS];
93 #endif /* CONFIG_NR_DRAM_BANKS */
96 #endif /* __ASSEMBLY__ */
98 #endif /* __ASM_GENERIC_U_BOOT_H__ */