omap3_beagle: support findfdt and loadfdt for devicetree support
[platform/kernel/u-boot.git] / include / configs / mx23_olinuxino.h
1 /*
2  * Copyright (C) 2013 Marek Vasut <marex@denx.de>
3  *
4  * SPDX-License-Identifier:     GPL-2.0+ 
5  */
6 #ifndef __MX23_OLINUXINO_CONFIG_H__
7 #define __MX23_OLINUXINO_CONFIG_H__
8
9 #include <asm/arch/iomux-mx23.h>
10
11 /*
12  * SoC configurations
13  */
14 #define CONFIG_MX23                             /* i.MX23 SoC */
15 #define CONFIG_MXS_GPIO                         /* GPIO control */
16 #define CONFIG_SYS_HZ           1000            /* Ticks per second */
17
18 #define CONFIG_MACH_TYPE        4105
19
20 #include <asm/arch/regs-base.h>
21
22 #define CONFIG_SYS_NO_FLASH
23 #define CONFIG_BOARD_EARLY_INIT_F
24 #define CONFIG_ARCH_MISC_INIT
25
26 /*
27  * SPL
28  */
29 #define CONFIG_SPL
30 #define CONFIG_SPL_NO_CPU_SUPPORT_CODE
31 #define CONFIG_SPL_START_S_PATH         "arch/arm/cpu/arm926ejs/mxs"
32 #define CONFIG_SPL_LDSCRIPT     "arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds"
33 #define CONFIG_SPL_LIBCOMMON_SUPPORT
34 #define CONFIG_SPL_LIBGENERIC_SUPPORT
35 #define CONFIG_SPL_GPIO_SUPPORT
36
37 /*
38  * U-Boot Commands
39  */
40 #include <config_cmd_default.h>
41 #define CONFIG_DISPLAY_CPUINFO
42 #define CONFIG_DOS_PARTITION
43
44 #define CONFIG_CMD_CACHE
45 #define CONFIG_CMD_DHCP
46 #define CONFIG_CMD_EXT2
47 #define CONFIG_CMD_FAT
48 #define CONFIG_CMD_GPIO
49 #define CONFIG_CMD_LED
50 #define CONFIG_CMD_MMC
51 #define CONFIG_CMD_NET
52 #define CONFIG_CMD_USB
53
54 /*
55  * Memory configurations
56  */
57 #define CONFIG_NR_DRAM_BANKS            1               /* 1 bank of DRAM */
58 #define PHYS_SDRAM_1                    0x40000000      /* Base address */
59 #define PHYS_SDRAM_1_SIZE               0x08000000      /* Max 128 MB RAM */
60 #define CONFIG_SYS_MALLOC_LEN           0x00400000      /* 4 MB for malloc */
61 #define CONFIG_SYS_GBL_DATA_SIZE        128             /* Initial data */
62 #define CONFIG_SYS_MEMTEST_START        0x40000000      /* Memtest start adr */
63 #define CONFIG_SYS_MEMTEST_END          0x40400000      /* 4 MB RAM test */
64 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
65 /* Point initial SP in SRAM so SPL can use it too. */
66
67 #define CONFIG_SYS_INIT_RAM_ADDR        0x00000000
68 #define CONFIG_SYS_INIT_RAM_SIZE        (128 * 1024)
69
70 #define CONFIG_SYS_INIT_SP_OFFSET \
71         (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
72 #define CONFIG_SYS_INIT_SP_ADDR \
73         (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
74 /*
75  * We need to sacrifice first 4 bytes of RAM here to avoid triggering some
76  * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot
77  * binary. In case there was more of this mess, 0x100 bytes are skipped.
78  */
79 #define CONFIG_SYS_TEXT_BASE            0x40000100
80
81 /*
82  * U-Boot general configurations
83  */
84 #define CONFIG_SYS_LONGHELP
85 #define CONFIG_SYS_PROMPT       "=> "
86 #define CONFIG_SYS_CBSIZE       1024            /* Console I/O buffer size */
87 #define CONFIG_SYS_PBSIZE       \
88         (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
89                                                 /* Print buffer size */
90 #define CONFIG_SYS_MAXARGS      32              /* Max number of command args */
91 #define CONFIG_SYS_BARGSIZE     CONFIG_SYS_CBSIZE
92                                                 /* Boot argument buffer size */
93 #define CONFIG_VERSION_VARIABLE                 /* U-BOOT version */
94 #define CONFIG_AUTO_COMPLETE                    /* Command auto complete */
95 #define CONFIG_CMDLINE_EDITING                  /* Command history etc */
96 #define CONFIG_SYS_HUSH_PARSER
97
98 /*
99  * Serial Driver
100  */
101 #define CONFIG_PL011_SERIAL
102 #define CONFIG_PL011_CLOCK              24000000
103 #define CONFIG_PL01x_PORTS              { (void *)MXS_UARTDBG_BASE }
104 #define CONFIG_CONS_INDEX               0
105 #define CONFIG_BAUDRATE                 115200  /* Default baud rate */
106
107 /*
108  * Status LED
109  */
110 #define CONFIG_STATUS_LED
111 #define CONFIG_GPIO_LED
112 #define CONFIG_BOARD_SPECIFIC_LED
113 #define STATUS_LED_BOOT 0
114 #define STATUS_LED_BIT  MX23_PAD_SSP1_DETECT__GPIO_2_1
115 #define STATUS_LED_STATE        STATUS_LED_ON
116 #define STATUS_LED_PERIOD       (CONFIG_SYS_HZ / 2)
117
118 /*
119  * MMC Driver
120  */
121 #ifdef CONFIG_CMD_MMC
122 #define CONFIG_MMC
123 #define CONFIG_BOUNCE_BUFFER
124 #define CONFIG_GENERIC_MMC
125 #define CONFIG_MXS_MMC
126 #endif
127
128 /*
129  * APBH DMA
130  */
131 #define CONFIG_APBH_DMA
132
133 /* USB */
134 #ifdef CONFIG_CMD_USB
135 #define CONFIG_USB_EHCI
136 #define CONFIG_USB_EHCI_MXS
137 #define CONFIG_EHCI_MXS_PORT0
138 #define CONFIG_USB_MAX_CONTROLLER_COUNT 1
139 #define CONFIG_EHCI_IS_TDI
140 #define CONFIG_USB_STORAGE
141 #endif
142
143 /* Ethernet */
144 #ifdef CONFIG_CMD_NET
145 #define CONFIG_USB_HOST_ETHER
146 #define CONFIG_USB_ETHER_SMSC95XX
147 #endif
148
149 /*
150  * Boot Linux
151  */
152 #define CONFIG_CMDLINE_TAG
153 #define CONFIG_SETUP_MEMORY_TAGS
154 #define CONFIG_BOOTDELAY        3
155 #define CONFIG_BOOTFILE         "uImage"
156 #define CONFIG_LOADADDR         0x42000000
157 #define CONFIG_SYS_LOAD_ADDR    CONFIG_LOADADDR
158 #define CONFIG_OF_LIBFDT
159
160 /*
161  * Environment
162  */
163 #define CONFIG_ENV_IS_IN_MMC
164 #define CONFIG_ENV_OVERWRITE
165 #ifdef CONFIG_ENV_IS_IN_MMC
166 #define CONFIG_ENV_OFFSET       (256 * 1024)
167 #define CONFIG_ENV_SIZE (16 * 1024)
168 #define CONFIG_SYS_MMC_ENV_DEV 0
169 #endif
170
171 /*
172  * Extra Environments
173  */
174 #define CONFIG_EXTRA_ENV_SETTINGS \
175         "update_sd_firmware_filename=u-boot.sd\0" \
176         "update_sd_firmware="           /* Update the SD firmware partition */ \
177                 "if mmc rescan ; then " \
178                 "if tftp ${update_sd_firmware_filename} ; then " \
179                 "setexpr fw_sz ${filesize} / 0x200 ; "  /* SD block size */ \
180                 "setexpr fw_sz ${fw_sz} + 1 ; " \
181                 "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \
182                 "fi ; " \
183                 "fi\0" \
184         "script=boot.scr\0"     \
185         "uimage=uImage\0" \
186         "console=ttyAMA0\0" \
187         "fdt_file=imx23-olinuxino.dtb\0" \
188         "fdt_addr=0x41000000\0" \
189         "boot_fdt=try\0" \
190         "ip_dyn=yes\0" \
191         "mmcdev=0\0" \
192         "mmcpart=2\0" \
193         "mmcroot=/dev/mmcblk0p3 rw rootwait\0" \
194         "mmcargs=setenv bootargs console=${console},${baudrate} " \
195                 "root=${mmcroot}\0" \
196         "loadbootscript="  \
197                 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \
198         "bootscript=echo Running bootscript from mmc ...; "     \
199                 "source\0" \
200         "loaduimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${uimage}\0" \
201         "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \
202         "mmcboot=echo Booting from mmc ...; " \
203                 "run mmcargs; " \
204                 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
205                         "if run loadfdt; then " \
206                                 "bootm ${loadaddr} - ${fdt_addr}; " \
207                         "else " \
208                                 "if test ${boot_fdt} = try; then " \
209                                         "bootm; " \
210                                 "else " \
211                                         "echo WARN: Cannot load the DT; " \
212                                 "fi; " \
213                         "fi; " \
214                 "else " \
215                         "bootm; " \
216                 "fi;\0" \
217         "netargs=setenv bootargs console=${console},${baudrate} " \
218                 "root=/dev/nfs " \
219                 "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
220         "netboot=echo Booting from net ...; " \
221                 "usb start; " \
222                 "run netargs; " \
223                 "if test ${ip_dyn} = yes; then " \
224                         "setenv get_cmd dhcp; " \
225                 "else " \
226                         "setenv get_cmd tftp; " \
227                 "fi; " \
228                 "${get_cmd} ${uimage}; " \
229                 "if test ${boot_fdt} = yes; then " \
230                         "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
231                                 "bootm ${loadaddr} - ${fdt_addr}; " \
232                         "else " \
233                                 "if test ${boot_fdt} = try; then " \
234                                         "bootm; " \
235                                 "else " \
236                                         "echo WARN: Cannot load the DT; " \
237                                 "fi;" \
238                         "fi; " \
239                 "else " \
240                         "bootm; " \
241                 "fi;\0"
242
243 #define CONFIG_BOOTCOMMAND \
244         "mmc dev ${mmcdev}; if mmc rescan; then " \
245                 "if run loadbootscript; then " \
246                         "run bootscript; " \
247                 "else " \
248                         "if run loaduimage; then " \
249                                 "run mmcboot; " \
250                         "else run netboot; " \
251                         "fi; " \
252                 "fi; " \
253         "else run netboot; fi"
254
255 #endif /* __MX23_OLINUXINO_CONFIG_H__ */