xref: /OK3568_Linux_fs/kernel/arch/powerpc/boot/ppcboot-hotfoot.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * This interface is used for compatibility with old U-boots *ONLY*.
4*4882a593Smuzhiyun  * Please do not imitate or extend this.
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun /*
8*4882a593Smuzhiyun  * Unfortunately, the ESTeem Hotfoot board uses a mangled version of
9*4882a593Smuzhiyun  * ppcboot.h for historical reasons, and in the interest of having a
10*4882a593Smuzhiyun  * mainline kernel boot on the production board+bootloader, this was the
11*4882a593Smuzhiyun  * least-offensive solution.  Please direct all flames to:
12*4882a593Smuzhiyun  *
13*4882a593Smuzhiyun  *  Solomon Peachy <solomon@linux-wlan.com>
14*4882a593Smuzhiyun  *
15*4882a593Smuzhiyun  * (This header is identical to ppcboot.h except for the
16*4882a593Smuzhiyun  *  TARGET_HOTFOOT bits)
17*4882a593Smuzhiyun  */
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun /*
20*4882a593Smuzhiyun  * (C) Copyright 2000, 2001
21*4882a593Smuzhiyun  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
22*4882a593Smuzhiyun  */
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun #ifndef __PPCBOOT_H__
25*4882a593Smuzhiyun #define __PPCBOOT_H__
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun /*
28*4882a593Smuzhiyun  * Board information passed to kernel from PPCBoot
29*4882a593Smuzhiyun  *
30*4882a593Smuzhiyun  * include/asm-ppc/ppcboot.h
31*4882a593Smuzhiyun  */
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun #include "types.h"
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun typedef struct bd_info {
36*4882a593Smuzhiyun 	unsigned long	bi_memstart;	/* start of DRAM memory */
37*4882a593Smuzhiyun 	unsigned long	bi_memsize;	/* size	 of DRAM memory in bytes */
38*4882a593Smuzhiyun 	unsigned long	bi_flashstart;	/* start of FLASH memory */
39*4882a593Smuzhiyun 	unsigned long	bi_flashsize;	/* size	 of FLASH memory */
40*4882a593Smuzhiyun 	unsigned long	bi_flashoffset; /* reserved area for startup monitor */
41*4882a593Smuzhiyun 	unsigned long	bi_sramstart;	/* start of SRAM memory */
42*4882a593Smuzhiyun 	unsigned long	bi_sramsize;	/* size	 of SRAM memory */
43*4882a593Smuzhiyun #if defined(TARGET_8xx) || defined(TARGET_CPM2) || defined(TARGET_85xx) ||\
44*4882a593Smuzhiyun 	defined(TARGET_83xx)
45*4882a593Smuzhiyun 	unsigned long	bi_immr_base;	/* base of IMMR register */
46*4882a593Smuzhiyun #endif
47*4882a593Smuzhiyun #if defined(TARGET_PPC_MPC52xx)
48*4882a593Smuzhiyun 	unsigned long   bi_mbar_base;   /* base of internal registers */
49*4882a593Smuzhiyun #endif
50*4882a593Smuzhiyun 	unsigned long	bi_bootflags;	/* boot / reboot flag (for LynxOS) */
51*4882a593Smuzhiyun 	unsigned long	bi_ip_addr;	/* IP Address */
52*4882a593Smuzhiyun 	unsigned char	bi_enetaddr[6];	/* Ethernet address */
53*4882a593Smuzhiyun #if defined(TARGET_HOTFOOT)
54*4882a593Smuzhiyun 	/* second onboard ethernet port */
55*4882a593Smuzhiyun 	unsigned char	bi_enet1addr[6];
56*4882a593Smuzhiyun #define HAVE_ENET1ADDR
57*4882a593Smuzhiyun #endif /* TARGET_HOOTFOOT */
58*4882a593Smuzhiyun 	unsigned short	bi_ethspeed;	/* Ethernet speed in Mbps */
59*4882a593Smuzhiyun 	unsigned long	bi_intfreq;	/* Internal Freq, in MHz */
60*4882a593Smuzhiyun 	unsigned long	bi_busfreq;	/* Bus Freq, in MHz */
61*4882a593Smuzhiyun #if defined(TARGET_CPM2)
62*4882a593Smuzhiyun 	unsigned long	bi_cpmfreq;	/* CPM_CLK Freq, in MHz */
63*4882a593Smuzhiyun 	unsigned long	bi_brgfreq;	/* BRG_CLK Freq, in MHz */
64*4882a593Smuzhiyun 	unsigned long	bi_sccfreq;	/* SCC_CLK Freq, in MHz */
65*4882a593Smuzhiyun 	unsigned long	bi_vco;		/* VCO Out from PLL, in MHz */
66*4882a593Smuzhiyun #endif
67*4882a593Smuzhiyun #if defined(TARGET_PPC_MPC52xx)
68*4882a593Smuzhiyun 	unsigned long   bi_ipbfreq;     /* IPB Bus Freq, in MHz */
69*4882a593Smuzhiyun 	unsigned long   bi_pcifreq;     /* PCI Bus Freq, in MHz */
70*4882a593Smuzhiyun #endif
71*4882a593Smuzhiyun 	unsigned long	bi_baudrate;	/* Console Baudrate */
72*4882a593Smuzhiyun #if defined(TARGET_4xx)
73*4882a593Smuzhiyun 	unsigned char	bi_s_version[4];	/* Version of this structure */
74*4882a593Smuzhiyun 	unsigned char	bi_r_version[32];	/* Version of the ROM (IBM) */
75*4882a593Smuzhiyun 	unsigned int	bi_procfreq;	/* CPU (Internal) Freq, in Hz */
76*4882a593Smuzhiyun 	unsigned int	bi_plb_busfreq;	/* PLB Bus speed, in Hz */
77*4882a593Smuzhiyun 	unsigned int	bi_pci_busfreq;	/* PCI Bus speed, in Hz */
78*4882a593Smuzhiyun 	unsigned char	bi_pci_enetaddr[6];	/* PCI Ethernet MAC address */
79*4882a593Smuzhiyun #endif
80*4882a593Smuzhiyun #if defined(TARGET_HOTFOOT)
81*4882a593Smuzhiyun 	unsigned int     bi_pllouta_freq;       /* PLL OUTA speed, in Hz */
82*4882a593Smuzhiyun #endif
83*4882a593Smuzhiyun #if defined(TARGET_HYMOD)
84*4882a593Smuzhiyun 	hymod_conf_t	bi_hymod_conf;	/* hymod configuration information */
85*4882a593Smuzhiyun #endif
86*4882a593Smuzhiyun #if defined(TARGET_EVB64260) || defined(TARGET_405EP) || defined(TARGET_44x) || \
87*4882a593Smuzhiyun 	defined(TARGET_85xx) ||	defined(TARGET_83xx) || defined(TARGET_HAS_ETH1)
88*4882a593Smuzhiyun 	/* second onboard ethernet port */
89*4882a593Smuzhiyun 	unsigned char	bi_enet1addr[6];
90*4882a593Smuzhiyun #define HAVE_ENET1ADDR
91*4882a593Smuzhiyun #endif
92*4882a593Smuzhiyun #if defined(TARGET_EVB64260) || defined(TARGET_440GX) || \
93*4882a593Smuzhiyun     defined(TARGET_85xx) || defined(TARGET_HAS_ETH2)
94*4882a593Smuzhiyun 	/* third onboard ethernet ports */
95*4882a593Smuzhiyun 	unsigned char	bi_enet2addr[6];
96*4882a593Smuzhiyun #define HAVE_ENET2ADDR
97*4882a593Smuzhiyun #endif
98*4882a593Smuzhiyun #if defined(TARGET_440GX) || defined(TARGET_HAS_ETH3)
99*4882a593Smuzhiyun 	/* fourth onboard ethernet ports */
100*4882a593Smuzhiyun 	unsigned char	bi_enet3addr[6];
101*4882a593Smuzhiyun #define HAVE_ENET3ADDR
102*4882a593Smuzhiyun #endif
103*4882a593Smuzhiyun #if defined(TARGET_HOTFOOT)
104*4882a593Smuzhiyun         int             bi_phynum[2];           /* Determines phy mapping */
105*4882a593Smuzhiyun         int             bi_phymode[2];          /* Determines phy mode */
106*4882a593Smuzhiyun #endif
107*4882a593Smuzhiyun #if defined(TARGET_4xx)
108*4882a593Smuzhiyun 	unsigned int	bi_opbfreq;		/* OB clock in Hz */
109*4882a593Smuzhiyun 	int		bi_iic_fast[2];		/* Use fast i2c mode */
110*4882a593Smuzhiyun #endif
111*4882a593Smuzhiyun #if defined(TARGET_440GX)
112*4882a593Smuzhiyun 	int		bi_phynum[4];		/* phy mapping */
113*4882a593Smuzhiyun 	int		bi_phymode[4];		/* phy mode */
114*4882a593Smuzhiyun #endif
115*4882a593Smuzhiyun } bd_t;
116*4882a593Smuzhiyun 
117*4882a593Smuzhiyun #define bi_tbfreq	bi_intfreq
118*4882a593Smuzhiyun 
119*4882a593Smuzhiyun #endif	/* __PPCBOOT_H__ */
120