1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Copyright (c) 2011 The Chromium OS Authors. 4 * 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 11 * work". 12 ******************************************************************** 13 */ 14 15 #ifndef __ASM_GENERIC_U_BOOT_H__ 16 #define __ASM_GENERIC_U_BOOT_H__ 17 18 /* 19 * Board information passed to Linux kernel from U-Boot 20 * 21 * include/asm-ppc/u-boot.h 22 */ 23 24 #ifndef __ASSEMBLY__ 25 26 #include <asm/types.h> 27 #include <linux/types.h> 28 29 struct bd_info { 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 */ 35 #ifdef CONFIG_ARM 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 */ 39 #endif 40 #if defined(CONFIG_MPC8xx) || defined(CONFIG_E500) || defined(CONFIG_MPC86xx) 41 unsigned long bi_immr_base; /* base of IMMR register */ 42 #endif 43 #if defined(CONFIG_M68K) 44 unsigned long bi_mbar_base; /* base of internal registers */ 45 #endif 46 #if defined(CONFIG_MPC83xx) 47 unsigned long bi_immrbar; 48 #endif 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 */ 60 #endif 61 #if defined(CONFIG_M68K) 62 unsigned long bi_pcifreq; /* PCI Bus Freq, in MHz */ 63 #endif 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 */ 68 #endif 69 ulong bi_arch_number; /* unique id for this board */ 70 ulong bi_boot_params; /* where this board expects params */ 71 struct { /* RAM configuration */ 72 phys_addr_t start; 73 phys_size_t size; 74 } bi_dram[CONFIG_NR_DRAM_BANKS]; 75 }; 76 77 #endif /* __ASSEMBLY__ */ 78 79 #endif /* __ASM_GENERIC_U_BOOT_H__ */ 80