1 /*
2  * (C) Copyright 2008-2011
3  * Heiko Schocher, DENX Software Engineering, hs@denx.de.
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 
8 #ifndef __CONFIG_KEYMILE_H
9 #define __CONFIG_KEYMILE_H
10 
11 #undef	CONFIG_WATCHDOG		/* disable platform specific watchdog */
12 
13 /*
14  * Miscellaneous configurable options
15  */
16 #if defined(CONFIG_CMD_KGDB)
17 #define CONFIG_SYS_CBSIZE		1024	/* Console I/O Buffer Size */
18 #else
19 #define CONFIG_SYS_CBSIZE		512	/* Console I/O Buffer Size  */
20 #endif
21 #define CONFIG_SYS_MAXARGS		32 /* max number of command args */
22 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
23 
24 #define CONFIG_HUSH_INIT_VAR
25 
26 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 }
27 
28 #define CONFIG_LOADS_ECHO
29 #define CONFIG_SYS_LOADS_BAUD_CHANGE
30 
31 
32 /* Support the IVM EEprom */
33 #define	CONFIG_SYS_IVM_EEPROM_ADR	0x50
34 #define CONFIG_SYS_IVM_EEPROM_MAX_LEN	0x400
35 #define CONFIG_SYS_IVM_EEPROM_PAGE_LEN	0x100
36 
37 #define	CONFIG_SYS_FLASH_PROTECTION
38 
39 /*
40  * BOOTP options
41  */
42 #define CONFIG_BOOTP_BOOTFILESIZE
43 
44 /* UBI Support for all Keymile boards */
45 #define CONFIG_MTD_PARTITIONS
46 #define CONFIG_MTD_DEVICE
47 #define CONFIG_MTD_CONCAT
48 
49 #ifndef CONFIG_KM_DEF_ENV_BOOTPARAMS
50 #define CONFIG_KM_DEF_ENV_BOOTPARAMS \
51 	"actual_bank=0\0"
52 #endif
53 
54 #ifndef CONFIG_KM_DEF_NETDEV
55 #define CONFIG_KM_DEF_NETDEV	\
56 	"netdev=eth0\0"
57 #endif
58 
59 #ifndef CONFIG_KM_UBI_PARTITION_NAME_BOOT
60 #define CONFIG_KM_UBI_PARTITION_NAME_BOOT	"ubi0"
61 #endif /* CONFIG_KM_UBI_PARTITION_NAME_BOOT */
62 
63 #ifndef CONFIG_KM_UBI_PART_BOOT_OPTS
64 #define CONFIG_KM_UBI_PART_BOOT_OPTS		""
65 #endif /* CONFIG_KM_UBI_PART_BOOT_OPTS */
66 
67 #ifndef CONFIG_KM_UBI_PARTITION_NAME_APP
68 /* one flash chip only called boot */
69 /* boot: CONFIG_KM_UBI_PARTITION_NAME_BOOT */
70 # define CONFIG_KM_UBI_LINUX_MTD					\
71 	"ubi.mtd=" CONFIG_KM_UBI_PARTITION_NAME_BOOT			\
72 	CONFIG_KM_UBI_PART_BOOT_OPTS
73 # define CONFIG_KM_DEV_ENV_FLASH_BOOT_UBI				\
74 	"ubiattach=ubi part " CONFIG_KM_UBI_PARTITION_NAME_BOOT "\0"
75 #else /* CONFIG_KM_UBI_PARTITION_NAME_APP */
76 /* two flash chips called boot and app */
77 /* boot: CONFIG_KM_UBI_PARTITION_NAME_BOOT */
78 /* app:  CONFIG_KM_UBI_PARTITION_NAME_APP */
79 # define CONFIG_KM_UBI_LINUX_MTD					\
80 	"ubi.mtd=" CONFIG_KM_UBI_PARTITION_NAME_BOOT			\
81 	CONFIG_KM_UBI_PART_BOOT_OPTS " "				\
82 	"ubi.mtd=" CONFIG_KM_UBI_PARTITION_NAME_APP
83 # define CONFIG_KM_DEV_ENV_FLASH_BOOT_UBI				\
84 	"ubiattach=if test ${boot_bank} -eq 0; then; "			\
85 	"ubi part " CONFIG_KM_UBI_PARTITION_NAME_BOOT "; else; "	\
86 	"ubi part " CONFIG_KM_UBI_PARTITION_NAME_APP "; fi\0"
87 #endif /* CONFIG_KM_UBI_PARTITION_NAME_APP */
88 
89 #ifdef CONFIG_NAND_ECC_BCH
90 #define CONFIG_KM_UIMAGE_NAME "ecc_bch_uImage\0"
91 #define CONFIG_KM_ECC_MODE    " eccmode=bch"
92 #else
93 #define CONFIG_KM_UIMAGE_NAME "uImage\0"
94 #define CONFIG_KM_ECC_MODE
95 #endif
96 
97 /*
98  * boottargets
99  * - set 'subbootcmds'
100  * - set 'bootcmd' and 'altbootcmd'
101  * available targets:
102  * - 'release': for a standalone system		kernel/rootfs from flash
103  */
104 #define CONFIG_KM_DEF_ENV_BOOTTARGETS					\
105 	"subbootcmds=ubiattach ubicopy checkfdt cramfsloadfdt "		\
106 		"set_fdthigh cramfsloadkernel flashargs add_default "	\
107 		"addpanic boot\0"					\
108 	"develop="							\
109 		"tftp 200000 scripts/develop-${arch}.txt && "		\
110 		"env import -t 200000 ${filesize} && "			\
111 		"run setup_debug_env\0"					\
112 	"ramfs="							\
113 		"tftp 200000 scripts/ramfs-${arch}.txt && "		\
114 		"env import -t 200000 ${filesize} && "			\
115 		"run setup_debug_env\0"					\
116 	""
117 
118 /*
119  * bootargs
120  * - modify 'bootargs'
121  *
122  * - 'add_default': default bootargs common for all arm/ppc boards
123  * - 'addpanic': add kernel panic options
124  * - 'flashargs': defaults arguments for flash base boot
125  *
126  */
127 #define CONFIG_KM_DEF_ENV_BOOTARGS					\
128 	"add_default="							\
129 		"setenv bootargs ${bootargs} "				\
130 		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
131 		":${hostname}:${netdev}:off:"				\
132 		" console=" CONFIG_KM_CONSOLE_TTY ",${baudrate}"	\
133 		" mem=${kernelmem} init=${init}"			\
134 		CONFIG_KM_ECC_MODE					\
135 		" phram.phram=phvar,${varaddr}," __stringify(CONFIG_KM_PHRAM)\
136 		" " CONFIG_KM_UBI_LINUX_MTD " "				\
137 		CONFIG_KM_DEF_BOOT_ARGS_CPU				\
138 		"\0"							\
139 	"addpanic="							\
140 		"setenv bootargs ${bootargs} panic=1 panic_on_oops=1\0"	\
141 	"flashargs="							\
142 		"setenv bootargs "					\
143 		"root=mtdblock:rootfs${boot_bank} "			\
144 		"rootfstype=squashfs ro\0"				\
145 	""
146 
147 /*
148  * flash_boot
149  * - commands for booting from flash
150  *
151  * - 'cramfsloadkernel': copy kernel from a cramfs to ram
152  * - 'ubiattach': attach ubi partition
153  * - 'ubicopy': copy ubi volume to ram
154  *              - volume names: bootfs0, bootfs1, bootfs2, ...
155  *
156  * processor specific settings
157  * - 'cramfsloadfdt': copy fdt from a cramfs to ram
158  */
159 #define CONFIG_KM_DEF_ENV_FLASH_BOOT					\
160 	"cramfsaddr=" __stringify(CONFIG_KM_CRAMFS_ADDR) "\0"		\
161 	"cramfsloadkernel=cramfsload ${load_addr_r} ${uimage}\0"	\
162 	"ubicopy=ubi read "__stringify(CONFIG_KM_CRAMFS_ADDR)		\
163 			" bootfs${boot_bank}\0"				\
164 	"uimage=" CONFIG_KM_UIMAGE_NAME					\
165 	CONFIG_KM_DEV_ENV_FLASH_BOOT_UBI
166 
167 /*
168  * constants
169  * - KM specific constants and commands
170  *
171  * - 'default': setup default environment
172  */
173 #define CONFIG_KM_DEF_ENV_CONSTANTS					\
174 	"backup_bank=0\0"						\
175 	"release=run newenv; reset\0"					\
176 	"pnvramsize=" __stringify(CONFIG_KM_PNVRAM) "\0"		\
177 	"testbootcmd=setenv boot_bank ${test_bank}; "			\
178 		"run ${subbootcmds}; reset\0"				\
179 	""
180 
181 #ifndef CONFIG_KM_DEF_ENV
182 #define CONFIG_KM_DEF_ENV	\
183 	CONFIG_KM_DEF_ENV_BOOTPARAMS					\
184 	CONFIG_KM_DEF_NETDEV						\
185 	CONFIG_KM_DEF_ENV_CPU						\
186 	CONFIG_KM_DEF_ENV_BOOTTARGETS					\
187 	CONFIG_KM_DEF_ENV_BOOTARGS					\
188 	CONFIG_KM_DEF_ENV_FLASH_BOOT					\
189 	CONFIG_KM_DEF_ENV_CONSTANTS					\
190 	"altbootcmd=run bootcmd\0"					\
191 	"boot=bootm ${load_addr_r} - ${fdt_addr_r}\0"			\
192 	"bootcmd=km_checkbidhwk &&  "					\
193 		"setenv bootcmd \'if km_checktestboot; then; "          \
194 				"setenv boot_bank ${test_bank}; else; " \
195 				"setenv boot_bank ${actual_bank}; fi;"  \
196 			"run ${subbootcmds}; reset\' && "		\
197 		"setenv altbootcmd \'setenv boot_bank ${backup_bank}; "	\
198 			"run ${subbootcmds}; reset\' && "		\
199 		"saveenv && saveenv && boot\0"				\
200 	"bootlimit=3\0"							\
201 	"cramfsloadfdt="						\
202 		"cramfsload ${fdt_addr_r} "				\
203 		"fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb\0"		\
204 	"fdt_addr_r="__stringify(CONFIG_KM_FDT_ADDR) "\0"		\
205 	"init=/sbin/init-overlay.sh\0"					\
206 	"load_addr_r="__stringify(CONFIG_KM_KERNEL_ADDR) "\0"		\
207 	"load=tftpboot ${load_addr_r} ${u-boot}\0"			\
208 	"mtdids=" CONFIG_MTDIDS_DEFAULT "\0"					\
209 	"mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0"				\
210 	""
211 #endif /* CONFIG_KM_DEF_ENV */
212 
213 #endif /* __CONFIG_KEYMILE_H */
214