1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright 2013 Freescale Semiconductor, Inc.
5 * Configuration settings for the phytec PCM-052 SoM.
11 #include <asm/arch/imx-regs.h>
13 #define CONFIG_SKIP_LOWLEVEL_INIT
15 /* Enable passing of ATAGs */
16 #define CONFIG_CMDLINE_TAG
18 /* Size of malloc() pool */
19 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 2 * 1024 * 1024)
21 /* Allow to overwrite serial and ethaddr */
22 #define CONFIG_ENV_OVERWRITE
25 #define CONFIG_SYS_NAND_ONFI_DETECTION
27 #define CONFIG_SYS_MAX_NAND_DEVICE 1
29 #ifdef CONFIG_FSL_QSPI
30 #define FSL_QSPI_FLASH_SIZE (1 << 24)
31 #define FSL_QSPI_FLASH_NUM 2
32 #define CONFIG_SYS_FSL_QSPI_LE
36 #define CONFIG_LOADADDR 0x82000000
38 /* We boot from the gfxRAM area of the OCRAM. */
39 #define CONFIG_BOARD_SIZE_LIMIT 520192
41 /* if no target-specific extra environment settings were defined by the
42 target, define an empty one */
43 #ifndef PCM052_EXTRA_ENV_SETTINGS
44 #define PCM052_EXTRA_ENV_SETTINGS
47 /* if no target-specific boot command was defined by the target,
48 define an empty one */
49 #ifndef PCM052_BOOTCOMMAND
50 #define PCM052_BOOTCOMMAND
53 /* if no target-specific extra environment settings were defined by the
54 target, define an empty one */
55 #ifndef PCM052_NET_INIT
56 #define PCM052_NET_INIT
59 /* boot command, including the target-defined one if any */
60 #define CONFIG_BOOTCOMMAND PCM052_BOOTCOMMAND "run bootcmd_nand"
62 /* Extra env settings (including the target-defined ones if any) */
63 #define CONFIG_EXTRA_ENV_SETTINGS \
64 PCM052_EXTRA_ENV_SETTINGS \
66 "fdt_high=0xffffffff\0" \
67 "initrd_high=0xffffffff\0" \
68 "blimg_file=u-boot.vyb\0" \
69 "blimg_addr=0x81000000\0" \
70 "kernel_file=zImage\0" \
71 "kernel_addr=0x82000000\0" \
72 "fdt_file=zImage.dtb\0" \
73 "fdt_addr=0x81000000\0" \
74 "ram_file=uRamdisk\0" \
75 "ram_addr=0x83000000\0" \
76 "filesys=rootfs.ubifs\0" \
77 "sys_addr=0x81000000\0" \
78 "tftploc=/path/to/tftp/directory/\0" \
79 "nfs_root=/path/to/nfs/root\0" \
80 "tftptimeout=1000\0" \
81 "tftptimeoutcountmax=1000000\0" \
82 "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
83 "bootargs_base=setenv bootargs rw " \
84 " mem=" __stringify(CONFIG_PCM052_DDR_SIZE) "M " \
85 "console=ttyLP1,115200n8\0" \
86 "bootargs_sd=setenv bootargs ${bootargs} " \
87 "root=/dev/mmcblk0p2 rootwait\0" \
88 "bootargs_net=setenv bootargs ${bootargs} root=/dev/nfs ip=dhcp " \
89 "nfsroot=${serverip}:${nfs_root},v3,tcp\0" \
90 "bootargs_nand=setenv bootargs ${bootargs} " \
91 "ubi.mtd=5 rootfstype=ubifs root=ubi0:rootfs\0" \
92 "bootargs_ram=setenv bootargs ${bootargs} " \
93 "root=/dev/ram rw initrd=${ram_addr}\0" \
94 "bootargs_mtd=setenv bootargs ${bootargs} ${mtdparts}\0" \
95 "bootcmd_sd=run bootargs_base bootargs_sd bootargs_mtd; " \
96 "fatload mmc 0:1 ${kernel_addr} ${kernel_file}; " \
97 "fatload mmc 0:1 ${fdt_addr} ${fdt_file}; " \
98 "bootz ${kernel_addr} - ${fdt_addr}\0" \
99 "bootcmd_net=run bootargs_base bootargs_net bootargs_mtd; " \
100 "tftpboot ${kernel_addr} ${tftpdir}${kernel_file}; " \
101 "tftpboot ${fdt_addr} ${tftpdir}${fdt_file}; " \
102 "bootz ${kernel_addr} - ${fdt_addr}\0" \
103 "bootcmd_nand=run bootargs_base bootargs_nand bootargs_mtd; " \
104 "nand read ${fdt_addr} dtb; " \
105 "nand read ${kernel_addr} kernel; " \
106 "bootz ${kernel_addr} - ${fdt_addr}\0" \
107 "bootcmd_ram=run bootargs_base bootargs_ram bootargs_mtd; " \
108 "nand read ${fdt_addr} dtb; " \
109 "nand read ${kernel_addr} kernel; " \
110 "nand read ${ram_addr} root; " \
111 "bootz ${kernel_addr} ${ram_addr} ${fdt_addr}\0" \
112 "update_bootloader_from_tftp=" PCM052_NET_INIT \
113 "if tftp ${blimg_addr} "\
114 "${tftpdir}${blimg_file}; then " \
115 "mtdparts default; " \
116 "nand erase.part bootloader; " \
117 "nand write ${blimg_addr} bootloader ${filesize}; fi\0" \
118 "update_kernel_from_sd=if fatload mmc 0:2 ${kernel_addr} " \
120 "then mtdparts default; " \
121 "nand erase.part kernel; " \
122 "nand write ${kernel_addr} kernel ${filesize}; " \
123 "if fatload mmc 0:2 ${fdt_addr} ${fdt_file}; then " \
124 "nand erase.part dtb; " \
125 "nand write ${fdt_addr} dtb ${filesize}; fi\0" \
126 "update_kernel_from_tftp=" PCM052_NET_INIT \
127 "if tftp ${fdt_addr} ${tftpdir}${fdt_file}; " \
128 "then setenv fdtsize ${filesize}; " \
129 "if tftp ${kernel_addr} ${tftpdir}${kernel_file}; then " \
130 "mtdparts default; " \
131 "nand erase.part dtb; " \
132 "nand write ${fdt_addr} dtb ${fdtsize}; " \
133 "nand erase.part kernel; " \
134 "nand write ${kernel_addr} kernel ${filesize}; fi; fi\0" \
135 "update_rootfs_from_tftp=" PCM052_NET_INIT \
136 "if tftp ${sys_addr} ${tftpdir}${filesys}; " \
137 "then mtdparts default; " \
138 "nand erase.part root; " \
140 "ubi create rootfs; " \
141 "ubi write ${sys_addr} rootfs ${filesize}; fi\0" \
142 "update_ramdisk_from_tftp=" PCM052_NET_INIT \
143 "if tftp ${ram_addr} ${tftpdir}${ram_file}; " \
144 "then mtdparts default; " \
145 "nand erase.part root; " \
146 "nand write ${ram_addr} root ${filesize}; fi\0"
148 /* Miscellaneous configurable options */
150 #define CONFIG_SYS_MEMTEST_START 0x80010000
151 #define CONFIG_SYS_MEMTEST_END 0x87C00000
153 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
155 /* Physical memory map */
156 #define PHYS_SDRAM (0x80000000)
157 #define PHYS_SDRAM_SIZE (CONFIG_PCM052_DDR_SIZE * 1024 * 1024)
159 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM
160 #define CONFIG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR
161 #define CONFIG_SYS_INIT_RAM_SIZE IRAM_SIZE
163 #define CONFIG_SYS_INIT_SP_OFFSET \
164 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
165 #define CONFIG_SYS_INIT_SP_ADDR \
166 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
168 /* environment organization */
169 #ifdef CONFIG_ENV_IS_IN_MMC
170 #define CONFIG_ENV_SIZE (8 * 1024)
172 #define CONFIG_ENV_OFFSET (12 * 64 * 1024)
173 #define CONFIG_SYS_MMC_ENV_DEV 0
176 #ifdef CONFIG_ENV_IS_IN_NAND
177 #define CONFIG_ENV_SECT_SIZE (128 * 1024)
178 #define CONFIG_ENV_SIZE (8 * 1024)
179 #define CONFIG_ENV_OFFSET 0xA0000
180 #define CONFIG_ENV_SIZE_REDUND (8 * 1024)
181 #define CONFIG_ENV_OFFSET_REDUND 0xC0000