xref: /openbmc/u-boot/include/asm-generic/u-boot.h (revision fea7f3aa)
1 /*
2  * Copyright (c) 2011 The Chromium OS Authors.
3  *
4  * (C) Copyright 2000 - 2002
5  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
6  *
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
12  * work".
13  ********************************************************************
14  */
15 
16 #ifndef __ASM_GENERIC_U_BOOT_H__
17 #define __ASM_GENERIC_U_BOOT_H__
18 
19 /*
20  * Board information passed to Linux kernel from U-Boot
21  *
22  * include/asm-ppc/u-boot.h
23  */
24 
25 #ifndef __ASSEMBLY__
26 
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 */
35 #ifdef CONFIG_AVR32
36 	unsigned char   bi_phy_id[4];   /* PHY address for ATAG_ETHERNET */
37 	unsigned long   bi_board_number;/* ATAG_BOARDINFO */
38 #endif
39 #ifdef CONFIG_ARM
40 	unsigned long	bi_arm_freq; /* arm frequency */
41 	unsigned long	bi_dsp_freq; /* dsp core frequency */
42 	unsigned long	bi_ddr_freq; /* ddr frequency */
43 #endif
44 #if defined(CONFIG_5xx) || defined(CONFIG_8xx) || defined(CONFIG_MPC8260) \
45 	|| defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
46 	unsigned long	bi_immr_base;	/* base of IMMR register */
47 #endif
48 #if defined(CONFIG_MPC5xxx) || defined(CONFIG_M68K)
49 	unsigned long	bi_mbar_base;	/* base of internal registers */
50 #endif
51 #if defined(CONFIG_MPC83xx)
52 	unsigned long	bi_immrbar;
53 #endif
54 	unsigned long	bi_bootflags;	/* boot / reboot flag (Unused) */
55 	unsigned long	bi_ip_addr;	/* IP Address */
56 	unsigned char	bi_enetaddr[6];	/* OLD: see README.enetaddr */
57 	unsigned short	bi_ethspeed;	/* Ethernet speed in Mbps */
58 	unsigned long	bi_intfreq;	/* Internal Freq, in MHz */
59 	unsigned long	bi_busfreq;	/* Bus Freq, in MHz */
60 #if defined(CONFIG_CPM2)
61 	unsigned long	bi_cpmfreq;	/* CPM_CLK Freq, in MHz */
62 	unsigned long	bi_brgfreq;	/* BRG_CLK Freq, in MHz */
63 	unsigned long	bi_sccfreq;	/* SCC_CLK Freq, in MHz */
64 	unsigned long	bi_vco;		/* VCO Out from PLL, in MHz */
65 #endif
66 #if defined(CONFIG_MPC512X)
67 	unsigned long	bi_ipsfreq;	/* IPS Bus Freq, in MHz */
68 #endif /* CONFIG_MPC512X */
69 #if defined(CONFIG_MPC5xxx) || defined(CONFIG_M68K)
70 	unsigned long	bi_ipbfreq;	/* IPB Bus Freq, in MHz */
71 	unsigned long	bi_pcifreq;	/* PCI Bus Freq, in MHz */
72 #endif
73 #if defined(CONFIG_EXTRA_CLOCK)
74 	unsigned long bi_inpfreq;	/* input Freq in MHz */
75 	unsigned long bi_vcofreq;	/* vco Freq in MHz */
76 	unsigned long bi_flbfreq;	/* Flexbus Freq in MHz */
77 #endif
78 #if defined(CONFIG_405)   || \
79 		defined(CONFIG_405GP) || \
80 		defined(CONFIG_405EP) || \
81 		defined(CONFIG_405EZ) || \
82 		defined(CONFIG_405EX) || \
83 		defined(CONFIG_440)
84 	unsigned char	bi_s_version[4];	/* Version of this structure */
85 	unsigned char	bi_r_version[32];	/* Version of the ROM (AMCC) */
86 	unsigned int	bi_procfreq;	/* CPU (Internal) Freq, in Hz */
87 	unsigned int	bi_plb_busfreq;	/* PLB Bus speed, in Hz */
88 	unsigned int	bi_pci_busfreq;	/* PCI Bus speed, in Hz */
89 	unsigned char	bi_pci_enetaddr[6];	/* PCI Ethernet MAC address */
90 #endif
91 
92 #ifdef CONFIG_HAS_ETH1
93 	unsigned char   bi_enet1addr[6];	/* OLD: see README.enetaddr */
94 #endif
95 #ifdef CONFIG_HAS_ETH2
96 	unsigned char	bi_enet2addr[6];	/* OLD: see README.enetaddr */
97 #endif
98 #ifdef CONFIG_HAS_ETH3
99 	unsigned char   bi_enet3addr[6];	/* OLD: see README.enetaddr */
100 #endif
101 #ifdef CONFIG_HAS_ETH4
102 	unsigned char   bi_enet4addr[6];	/* OLD: see README.enetaddr */
103 #endif
104 #ifdef CONFIG_HAS_ETH5
105 	unsigned char   bi_enet5addr[6];	/* OLD: see README.enetaddr */
106 #endif
107 
108 #if defined(CONFIG_405GP) || defined(CONFIG_405EP) || \
109 		defined(CONFIG_405EZ) || defined(CONFIG_440GX) || \
110 		defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
111 		defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
112 		defined(CONFIG_460EX) || defined(CONFIG_460GT)
113 	unsigned int	bi_opbfreq;		/* OPB clock in Hz */
114 	int		bi_iic_fast[2];		/* Use fast i2c mode */
115 #endif
116 #if defined(CONFIG_4xx)
117 #if defined(CONFIG_440GX) || \
118 		defined(CONFIG_460EX) || defined(CONFIG_460GT)
119 	int		bi_phynum[4];           /* Determines phy mapping */
120 	int		bi_phymode[4];          /* Determines phy mode */
121 #elif defined(CONFIG_405EP) || defined(CONFIG_405EX) || defined(CONFIG_440)
122 	int		bi_phynum[2];           /* Determines phy mapping */
123 	int		bi_phymode[2];          /* Determines phy mode */
124 #else
125 	int		bi_phynum[1];           /* Determines phy mapping */
126 	int		bi_phymode[1];          /* Determines phy mode */
127 #endif
128 #endif /* defined(CONFIG_4xx) */
129 	ulong	        bi_arch_number;	/* unique id for this board */
130 	ulong	        bi_boot_params;	/* where this board expects params */
131 #ifdef CONFIG_NR_DRAM_BANKS
132 	struct {			/* RAM configuration */
133 		phys_addr_t start;
134 		phys_size_t size;
135 	} bi_dram[CONFIG_NR_DRAM_BANKS];
136 #endif /* CONFIG_NR_DRAM_BANKS */
137 } bd_t;
138 
139 #endif /* __ASSEMBLY__ */
140 
141 #endif	/* __ASM_GENERIC_U_BOOT_H__ */
142