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 #include <asm/types.h>
27 #include <linux/types.h>
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 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_M68K)
55 unsigned long bi_pcifreq; /* PCI Bus Freq, in MHz */
57 #if defined(CONFIG_EXTRA_CLOCK)
58 unsigned long bi_inpfreq; /* input Freq in MHz */
59 unsigned long bi_vcofreq; /* vco Freq in MHz */
60 unsigned long bi_flbfreq; /* Flexbus Freq in MHz */
62 ulong bi_arch_number; /* unique id for this board */
63 ulong bi_boot_params; /* where this board expects params */
64 struct { /* RAM configuration */
67 } bi_dram[CONFIG_NR_DRAM_BANKS];
70 #endif /* __ASSEMBLY__ */
72 #endif /* __ASM_GENERIC_U_BOOT_H__ */