1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * (C) Copyright 2008-2011
4  * Heiko Schocher, DENX Software Engineering, hs@denx.de.
5  */
6 
7 #ifndef __CONFIG_KEYMILE_H
8 #define __CONFIG_KEYMILE_H
9 
10 #include <linux/stringify.h>
11 
12 /*
13  * Miscellaneous configurable options
14  */
15 #if defined(CONFIG_CMD_KGDB)
16 #define CONFIG_SYS_CBSIZE		1024	/* Console I/O Buffer Size */
17 #else
18 #define CONFIG_SYS_CBSIZE		512	/* Console I/O Buffer Size  */
19 #endif
20 #define CONFIG_SYS_MAXARGS		32 /* max number of command args */
21 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
22 
23 #define CONFIG_HUSH_INIT_VAR
24 
25 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 }
26 
27 #define CONFIG_LOADS_ECHO
28 #define CONFIG_SYS_LOADS_BAUD_CHANGE
29 
30 /*
31  * BOOTP options
32  */
33 #define CONFIG_BOOTP_BOOTFILESIZE
34 
35 /* UBI Support for all Keymile boards */
36 #define CONFIG_MTD_CONCAT
37 
38 #ifndef CONFIG_KM_DEF_ENV_BOOTPARAMS
39 #define CONFIG_KM_DEF_ENV_BOOTPARAMS \
40 	"actual_bank=0\0"
41 #endif
42 
43 #ifndef CONFIG_KM_UBI_PARTITION_NAME_BOOT
44 #define CONFIG_KM_UBI_PARTITION_NAME_BOOT	"ubi0"
45 #endif /* CONFIG_KM_UBI_PARTITION_NAME_BOOT */
46 
47 #ifndef CONFIG_KM_UBI_PART_BOOT_OPTS
48 #define CONFIG_KM_UBI_PART_BOOT_OPTS		""
49 #endif /* CONFIG_KM_UBI_PART_BOOT_OPTS */
50 
51 #ifndef CONFIG_KM_UBI_PARTITION_NAME_APP
52 /* one flash chip only called boot */
53 /* boot: CONFIG_KM_UBI_PARTITION_NAME_BOOT */
54 # define CONFIG_KM_UBI_LINUX_MTD					\
55 	"ubi.mtd=" CONFIG_KM_UBI_PARTITION_NAME_BOOT			\
56 	CONFIG_KM_UBI_PART_BOOT_OPTS
57 # define CONFIG_KM_DEV_ENV_FLASH_BOOT_UBI				\
58 	"ubiattach=ubi part " CONFIG_KM_UBI_PARTITION_NAME_BOOT "\0"
59 #else /* CONFIG_KM_UBI_PARTITION_NAME_APP */
60 /* two flash chips called boot and app */
61 /* boot: CONFIG_KM_UBI_PARTITION_NAME_BOOT */
62 /* app:  CONFIG_KM_UBI_PARTITION_NAME_APP */
63 # define CONFIG_KM_UBI_LINUX_MTD					\
64 	"ubi.mtd=" CONFIG_KM_UBI_PARTITION_NAME_BOOT			\
65 	CONFIG_KM_UBI_PART_BOOT_OPTS " "				\
66 	"ubi.mtd=" CONFIG_KM_UBI_PARTITION_NAME_APP
67 # define CONFIG_KM_DEV_ENV_FLASH_BOOT_UBI				\
68 	"ubiattach=if test ${boot_bank} -eq 0; then; "			\
69 	"ubi part " CONFIG_KM_UBI_PARTITION_NAME_BOOT "; else; "	\
70 	"ubi part " CONFIG_KM_UBI_PARTITION_NAME_APP "; fi\0"
71 #endif /* CONFIG_KM_UBI_PARTITION_NAME_APP */
72 
73 #ifdef CONFIG_NAND_ECC_BCH
74 #define CONFIG_KM_UIMAGE_NAME "ecc_bch_uImage\0"
75 #define CONFIG_KM_ECC_MODE    " eccmode=bch"
76 #else
77 #define CONFIG_KM_UIMAGE_NAME "uImage\0"
78 #define CONFIG_KM_ECC_MODE
79 #endif
80 
81 /*
82  * boottargets
83  * - set 'subbootcmds'
84  * - set 'bootcmd' and 'altbootcmd'
85  * available targets:
86  * - 'release': for a standalone system		kernel/rootfs from flash
87  */
88 #define CONFIG_KM_DEF_ENV_BOOTTARGETS					\
89 	"subbootcmds=ubiattach ubicopy checkfdt cramfsloadfdt "		\
90 		"set_fdthigh cramfsloadkernel flashargs add_default "	\
91 		"addpanic boot\0"					\
92 	"develop="							\
93 		"tftp 200000 scripts/develop-${arch}.txt && "		\
94 		"env import -t 200000 ${filesize} && "			\
95 		"run setup_debug_env\0"					\
96 	"ramfs="							\
97 		"tftp 200000 scripts/ramfs-${arch}.txt && "		\
98 		"env import -t 200000 ${filesize} && "			\
99 		"run setup_debug_env\0"					\
100 	""
101 
102 /*
103  * bootargs
104  * - modify 'bootargs'
105  *
106  * - 'add_default': default bootargs common for all arm/ppc boards
107  * - 'addpanic': add kernel panic options
108  * - 'flashargs': defaults arguments for flash base boot
109  *
110  */
111 #define CONFIG_KM_DEF_ENV_BOOTARGS					\
112 	"add_default="							\
113 		"setenv bootargs ${bootargs} "				\
114 		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
115 		":${hostname}:${netdev}:off:"				\
116 		" console=" CONFIG_KM_CONSOLE_TTY ",${baudrate}"	\
117 		" mem=${kernelmem} init=${init}"			\
118 		CONFIG_KM_ECC_MODE					\
119 		" phram.phram=phvar,${varaddr}," __stringify(CONFIG_KM_PHRAM)\
120 		" " CONFIG_KM_UBI_LINUX_MTD " "				\
121 		CONFIG_KM_DEF_BOOT_ARGS_CPU				\
122 		"\0"							\
123 	"addpanic="							\
124 		"setenv bootargs ${bootargs} panic=1 panic_on_oops=1\0"	\
125 	"flashargs="							\
126 		"setenv bootargs "					\
127 		"root=mtdblock:rootfs${boot_bank} "			\
128 		"rootfstype=squashfs ro\0"				\
129 	""
130 
131 /*
132  * flash_boot
133  * - commands for booting from flash
134  *
135  * - 'cramfsloadkernel': copy kernel from a cramfs to ram
136  * - 'ubiattach': attach ubi partition
137  * - 'ubicopy': copy ubi volume to ram
138  *              - volume names: bootfs0, bootfs1, bootfs2, ...
139  *
140  * processor specific settings
141  * - 'cramfsloadfdt': copy fdt from a cramfs to ram
142  */
143 #define CONFIG_KM_DEF_ENV_FLASH_BOOT					\
144 	"cramfsaddr=" __stringify(CONFIG_KM_CRAMFS_ADDR) "\0"		\
145 	"cramfsloadkernel=cramfsload ${load_addr_r} ${uimage}\0"	\
146 	"ubicopy=ubi read "__stringify(CONFIG_KM_CRAMFS_ADDR)		\
147 			" bootfs${boot_bank}\0"				\
148 	"uimage=" CONFIG_KM_UIMAGE_NAME					\
149 	CONFIG_KM_DEV_ENV_FLASH_BOOT_UBI
150 
151 /*
152  * constants
153  * - KM specific constants and commands
154  *
155  * - 'default': setup default environment
156  */
157 #define CONFIG_KM_DEF_ENV_CONSTANTS					\
158 	"backup_bank=0\0"						\
159 	"release=run newenv; reset\0"					\
160 	"pnvramsize=" __stringify(CONFIG_KM_PNVRAM) "\0"		\
161 	"testbootcmd=setenv boot_bank ${test_bank}; "			\
162 		"run ${subbootcmds}; reset\0"				\
163 	""
164 
165 #ifndef CONFIG_KM_DEF_ENV
166 #define CONFIG_KM_DEF_ENV	\
167 	CONFIG_KM_DEF_ENV_BOOTPARAMS					\
168 	"netdev=" __stringify(CONFIG_KM_DEF_NETDEV) "\0"		\
169 	CONFIG_KM_DEF_ENV_CPU						\
170 	CONFIG_KM_DEF_ENV_BOOTTARGETS					\
171 	CONFIG_KM_DEF_ENV_BOOTARGS					\
172 	CONFIG_KM_DEF_ENV_FLASH_BOOT					\
173 	CONFIG_KM_DEF_ENV_CONSTANTS					\
174 	"altbootcmd=run bootcmd\0"					\
175 	"boot=bootm ${load_addr_r} - ${fdt_addr_r}\0"			\
176 	"bootcmd=km_checkbidhwk &&  "					\
177 		"setenv bootcmd \'if km_checktestboot; then; "          \
178 				"setenv boot_bank ${test_bank}; else; " \
179 				"setenv boot_bank ${actual_bank}; fi;"  \
180 			"run ${subbootcmds}; reset\' && "		\
181 		"setenv altbootcmd \'setenv boot_bank ${backup_bank}; "	\
182 			"run ${subbootcmds}; reset\' && "		\
183 		"saveenv && saveenv && boot\0"				\
184 	"cramfsloadfdt="						\
185 		"cramfsload ${fdt_addr_r} "				\
186 		"fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb\0"		\
187 	"fdt_addr_r="__stringify(CONFIG_KM_FDT_ADDR) "\0"		\
188 	"init=/sbin/init-overlay.sh\0"					\
189 	"load_addr_r="__stringify(CONFIG_KM_KERNEL_ADDR) "\0"		\
190 	"load=tftpboot ${load_addr_r} ${u-boot}\0"			\
191 	"mtdids=" CONFIG_MTDIDS_DEFAULT "\0"					\
192 	"mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0"				\
193 	""
194 #endif /* CONFIG_KM_DEF_ENV */
195 
196 #endif /* __CONFIG_KEYMILE_H */
197