1 /*
2  * ti814x_evm.h
3  *
4  * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License as
8  * published by the Free Software Foundation version 2.
9  *
10  * This program is distributed "as is" WITHOUT ANY WARRANTY of any
11  * kind, whether express or implied; without even the implied warranty
12  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  */
15 
16 #ifndef __CONFIG_TI814X_EVM_H
17 #define __CONFIG_TI814X_EVM_H
18 
19 #define CONFIG_TI81XX
20 #define CONFIG_TI814X
21 #define CONFIG_SYS_NO_FLASH
22 #define CONFIG_OMAP
23 #define CONFIG_OMAP_COMMON
24 
25 #include <asm/arch/omap.h>
26 
27 #define CONFIG_ENV_SIZE			(128 << 10)	/* 128 KiB */
28 #define CONFIG_SYS_MALLOC_LEN		(1024 << 10)
29 #define CONFIG_SYS_LONGHELP		/* undef to save memory */
30 #define CONFIG_SYS_HUSH_PARSER		/* Use HUSH for command parsing */
31 #define CONFIG_SYS_PROMPT		"U-Boot# "
32 #define CONFIG_SYS_NO_FLASH
33 #define CONFIG_MACH_TYPE		MACH_TYPE_TI8148EVM
34 
35 #define CONFIG_OF_LIBFDT
36 #define CONFIG_CMDLINE_TAG		/* enable passing of ATAGs  */
37 #define CONFIG_SETUP_MEMORY_TAGS
38 #define CONFIG_INITRD_TAG		/* for ramdisk support */
39 
40 /* commands to include */
41 #define CONFIG_CMD_ASKENV
42 #define CONFIG_VERSION_VARIABLE
43 
44 #define CONFIG_BOOTDELAY		1	/* negative for no autoboot */
45 #define CONFIG_ENV_VARS_UBOOT_CONFIG
46 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
47 #define CONFIG_EXTRA_ENV_SETTINGS \
48 	"loadaddr=0x80200000\0" \
49 	"fdtaddr=0x80F80000\0" \
50 	"rdaddr=0x81000000\0" \
51 	"bootfile=/boot/uImage\0" \
52 	"fdtfile=\0" \
53 	"console=ttyO0,115200n8\0" \
54 	"optargs=\0" \
55 	"mmcdev=0\0" \
56 	"mmcroot=/dev/mmcblk0p2 ro\0" \
57 	"mmcrootfstype=ext4 rootwait\0" \
58 	"ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
59 	"ramrootfstype=ext2\0" \
60 	"mmcargs=setenv bootargs console=${console} " \
61 		"${optargs} " \
62 		"root=${mmcroot} " \
63 		"rootfstype=${mmcrootfstype}\0" \
64 	"bootenv=uEnv.txt\0" \
65 	"loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
66 	"importbootenv=echo Importing environment from mmc ...; " \
67 		"env import -t $loadaddr $filesize\0" \
68 	"ramargs=setenv bootargs console=${console} " \
69 		"${optargs} " \
70 		"root=${ramroot} " \
71 		"rootfstype=${ramrootfstype}\0" \
72 	"loadramdisk=fatload mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
73 	"loaduimagefat=fatload mmc ${mmcdev} ${loadaddr} ${bootfile}\0" \
74 	"loaduimage=ext2load mmc ${mmcdev}:2 ${loadaddr} ${bootfile}\0" \
75 	"mmcboot=echo Booting from mmc ...; " \
76 		"run mmcargs; " \
77 		"bootm ${loadaddr}\0" \
78 	"ramboot=echo Booting from ramdisk ...; " \
79 		"run ramargs; " \
80 		"bootm ${loadaddr}\0" \
81 	"fdtfile=ti814x-evm.dtb\0" \
82 
83 #define CONFIG_BOOTCOMMAND \
84 	"mmc dev ${mmcdev}; if mmc rescan; then " \
85 		"echo SD/MMC found on device ${mmcdev};" \
86 		"if run loadbootenv; then " \
87 			"echo Loaded environment from ${bootenv};" \
88 			"run importbootenv;" \
89 		"fi;" \
90 		"if test -n $uenvcmd; then " \
91 			"echo Running uenvcmd ...;" \
92 			"run uenvcmd;" \
93 		"fi;" \
94 		"if run loaduimage; then " \
95 			"run mmcboot;" \
96 		"fi;" \
97 	"fi;" \
98 
99 /* Clock Defines */
100 #define V_OSCK			24000000	/* Clock output from T2 */
101 #define V_SCLK			(V_OSCK >> 1)
102 
103 /* max number of command args */
104 #define CONFIG_SYS_MAXARGS		16
105 
106 /* Console I/O Buffer Size */
107 #define CONFIG_SYS_CBSIZE		512
108 
109 /* Print Buffer Size */
110 #define CONFIG_SYS_PBSIZE		(CONFIG_SYS_CBSIZE \
111 					+ sizeof(CONFIG_SYS_PROMPT) + 16)
112 
113 /* Boot Argument Buffer Size */
114 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
115 
116 #define CONFIG_SYS_MEMTEST_START	CONFIG_SYS_SDRAM_BASE
117 #define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_MEMTEST_START \
118 					+ PHYS_DRAM_1_SIZE - (8 << 12))
119 
120 #define CONFIG_SYS_LOAD_ADDR		0x81000000	/* Default */
121 
122 #define CONFIG_OMAP_GPIO
123 #define CONFIG_MMC
124 #define CONFIG_GENERIC_MMC
125 #define CONFIG_OMAP_HSMMC
126 #define CONFIG_CMD_MMC
127 #define CONFIG_DOS_PARTITION
128 #define CONFIG_CMD_FAT
129 #define CONFIG_CMD_EXT2
130 
131 /**
132  * Physical Memory Map
133  */
134 #define CONFIG_NR_DRAM_BANKS		1		/* 1 banks of DRAM */
135 #define PHYS_DRAM_1_SIZE		0x20000000	/* 512MB */
136 #define CONFIG_MAX_RAM_BANK_SIZE	(1024 << 20)	/* 1024MB */
137 
138 #define CONFIG_SYS_SDRAM_BASE		0x80000000
139 #define CONFIG_SYS_INIT_SP_ADDR		(NON_SECURE_SRAM_END - \
140 					 GENERATED_GBL_DATA_SIZE)
141 
142 /**
143  * Platform/Board specific defs
144  */
145 #define CONFIG_SYS_TIMERBASE		0x4802E000
146 #define CONFIG_SYS_PTV			2	/* Divisor: 2^(PTV+1) => 8 */
147 
148 /* NS16550 Configuration */
149 #define CONFIG_SYS_NS16550
150 #define CONFIG_SYS_NS16550_SERIAL
151 #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
152 #define CONFIG_SYS_NS16550_CLK		(48000000)
153 #define CONFIG_SYS_NS16550_COM1		0x48020000	/* Base EVM has UART0 */
154 
155 #define CONFIG_BAUDRATE			115200
156 
157 /* CPU */
158 #define CONFIG_ARCH_CPU_INIT
159 
160 #define CONFIG_ENV_OVERWRITE
161 #define CONFIG_CONS_INDEX		1
162 #define CONFIG_SYS_CONSOLE_INFO_QUIET
163 
164 #define CONFIG_ENV_IS_NOWHERE
165 
166 /* Defines for SPL */
167 #define CONFIG_SPL_FRAMEWORK
168 #define CONFIG_SPL_TEXT_BASE		0x40300000
169 #define CONFIG_SPL_MAX_SIZE		((128 - 18) * 1024)
170 
171 #define CONFIG_SPL_BSS_START_ADDR	0x80000000
172 #define CONFIG_SPL_BSS_MAX_SIZE		0x80000		/* 512 KB */
173 
174 #define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */
175 #define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS      0x200 /* 256 KB */
176 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION     1
177 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME        "u-boot.img"
178 #define CONFIG_SPL_MMC_SUPPORT
179 #define CONFIG_SPL_FAT_SUPPORT
180 
181 #define CONFIG_SPL_LIBCOMMON_SUPPORT
182 #define CONFIG_SPL_LIBDISK_SUPPORT
183 #define CONFIG_SPL_LIBGENERIC_SUPPORT
184 #define CONFIG_SPL_SERIAL_SUPPORT
185 #define CONFIG_SPL_GPIO_SUPPORT
186 #define CONFIG_SPL_YMODEM_SUPPORT
187 #define CONFIG_SYS_SPI_U_BOOT_OFFS	0x20000
188 #define CONFIG_SYS_SPI_U_BOOT_SIZE	0x40000
189 #define CONFIG_SPL_LDSCRIPT		"$(CPUDIR)/omap-common/u-boot-spl.lds"
190 
191 #define CONFIG_SPL_BOARD_INIT
192 
193 /*
194  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
195  * 64 bytes before this address should be set aside for u-boot.img's
196  * header. That is 0x800FFFC0--0x80800000 should not be used for any
197  * other needs.
198  */
199 #define CONFIG_SYS_TEXT_BASE		0x80800000
200 #define CONFIG_SYS_SPL_MALLOC_START	0x80208000
201 #define CONFIG_SYS_SPL_MALLOC_SIZE	0x100000
202 
203 /*
204  * Since SPL did pll and ddr initialization for us,
205  * we don't need to do it twice.
206  */
207 #ifndef CONFIG_SPL_BUILD
208 #define CONFIG_SKIP_LOWLEVEL_INIT
209 #endif
210 
211 /* Unsupported features */
212 #undef CONFIG_USE_IRQ
213 
214 /* Ethernet */
215 #define CONFIG_CMD_DHCP
216 #define CONFIG_CMD_PING
217 #define CONFIG_CMD_MII
218 #define CONFIG_DRIVER_TI_CPSW
219 #define CONFIG_MII
220 #define CONFIG_BOOTP_DNS
221 #define CONFIG_BOOTP_DNS2
222 #define CONFIG_BOOTP_SEND_HOSTNAME
223 #define CONFIG_BOOTP_GATEWAY
224 #define CONFIG_BOOTP_SUBNETMASK
225 #define CONFIG_NET_RETRY_COUNT         10
226 #define CONFIG_PHY_GIGE
227 #define CONFIG_PHYLIB
228 #define CONFIG_PHY_ET1011C
229 #define CONFIG_PHY_ET1011C_TX_CLK_FIX
230 
231 #endif	/* ! __CONFIG_TI814X_EVM_H */
232