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885fc03a AR |
1 | /* |
2 | * Bluewater Systems Snapper 9G45 module | |
3 | * | |
4 | * (C) Copyright 2011 Bluewater Systems | |
5 | * Author: Andre Renaud <andre@bluewatersys.com> | |
6 | * Author: Ryan Mallon <ryan@bluewatersys.com> | |
7 | * | |
8 | * SPDX-License-Identifier: GPL-2.0+ | |
9 | */ | |
10 | ||
11 | #ifndef __CONFIG_H | |
12 | #define __CONFIG_H | |
13 | ||
14 | /* SoC type is defined in boards.cfg */ | |
15 | #include <asm/hardware.h> | |
16 | #include <linux/sizes.h> | |
17 | ||
885fc03a AR |
18 | /* ARM asynchronous clock */ |
19 | #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */ | |
20 | #define CONFIG_SYS_AT91_SLOW_CLOCK 32768 | |
21 | ||
22 | /* CPU */ | |
23 | #define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ | |
24 | #define CONFIG_SETUP_MEMORY_TAGS | |
25 | #define CONFIG_INITRD_TAG | |
26 | #define CONFIG_SKIP_LOWLEVEL_INIT_ONLY | |
885fc03a AR |
27 | |
28 | /* SDRAM */ | |
29 | #define CONFIG_NR_DRAM_BANKS 1 | |
30 | #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS6 | |
31 | #define CONFIG_SYS_SDRAM_SIZE (128 * 1024 * 1024) /* 64MB */ | |
32 | #define CONFIG_SYS_INIT_SP_ADDR (ATMEL_BASE_SRAM + 0x1000 - \ | |
33 | GENERATED_GBL_DATA_SIZE) | |
34 | ||
35 | /* Mem test settings */ | |
36 | #define CONFIG_SYS_MEMTEST_START CONFIG_SYS_SDRAM_BASE | |
37 | #define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + (1024 * 1024)) | |
38 | ||
39 | /* NAND Flash */ | |
40 | #define CONFIG_NAND_ATMEL | |
41 | #define CONFIG_ATMEL_NAND_HWECC | |
42 | #define CONFIG_SYS_NAND_ECC_BASE ATMEL_BASE_ECC | |
885fc03a AR |
43 | #define CONFIG_SYS_MAX_NAND_DEVICE 1 |
44 | #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3 | |
45 | #define CONFIG_SYS_NAND_DBW_8 | |
46 | #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) /* AD21 */ | |
47 | #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) /* AD22 */ | |
48 | #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14 | |
49 | #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC8 | |
50 | ||
51 | /* Ethernet */ | |
52 | #define CONFIG_MACB | |
53 | #define CONFIG_RMII | |
54 | #define CONFIG_NET_RETRY_COUNT 20 | |
55 | #define CONFIG_RESET_PHY_R | |
56 | #define CONFIG_AT91_WANTS_COMMON_PHY | |
57 | #define CONFIG_TFTP_PORT | |
58 | #define CONFIG_TFTP_TSIZE | |
59 | ||
885fc03a | 60 | /* MMC */ |
885fc03a AR |
61 | #define CONFIG_GENERIC_ATMEL_MCI |
62 | ||
63 | /* LCD */ | |
64 | #define CONFIG_ATMEL_LCD | |
885fc03a AR |
65 | #define CONFIG_GURNARD_SPLASH |
66 | ||
67 | #define CONFIG_ATMEL_SPI | |
68 | ||
69 | /* GPIOs and IO expander */ | |
70 | #define CONFIG_ATMEL_LEGACY | |
71 | #define CONFIG_AT91_GPIO | |
72 | #define CONFIG_AT91_GPIO_PULLUP 1 | |
73 | ||
74 | /* UARTs/Serial console */ | |
75 | #define CONFIG_ATMEL_USART | |
885fc03a AR |
76 | |
77 | /* Boot options */ | |
78 | #define CONFIG_SYS_LOAD_ADDR 0x23000000 | |
885fc03a AR |
79 | |
80 | #define CONFIG_BOOTP_BOOTFILESIZE | |
885fc03a AR |
81 | |
82 | /* Environment settings */ | |
885fc03a AR |
83 | #define CONFIG_ENV_OFFSET (512 << 10) |
84 | #define CONFIG_ENV_SIZE (256 << 10) | |
85 | #define CONFIG_ENV_OVERWRITE | |
86 | ||
87 | #define CONFIG_EXTRA_ENV_SETTINGS \ | |
88 | "ethaddr=00:00:00:00:00:00\0" \ | |
89 | "serial=0\0" \ | |
90 | "stdout=serial_atmel\0" \ | |
91 | "stderr=serial_atmel\0" \ | |
92 | "stdin=serial_atmel\0" \ | |
93 | "bootlimit=3\0" \ | |
94 | "loadaddr=0x71000000\0" \ | |
95 | "board_rev=2\0" \ | |
96 | "bootfile=/tftpboot/uImage\0" \ | |
97 | "bootargs_def=console=ttyS0,115200 panic=5 quiet lpj=997376\0" \ | |
98 | "nfsroot=/export/root\0" \ | |
99 | "boot_working=setenv bootargs $bootargs_def; nboot $loadaddr 0 0x20c0000 && bootm\0" \ | |
100 | "boot_safe=setenv bootargs $bootargs_def; nboot $loadaddr 0 0xc0000 && bootm\0" \ | |
101 | "boot_tftp=setenv bootargs $bootargs_def ip=any nfsroot=$nfsroot; setenv autoload y && bootp && bootm\0" \ | |
102 | "boot_usb=setenv bootargs $bootargs_def; usb start && usb storage && fatload usb 0:1 $loadaddr dds-xm200.bin && bootm\0" \ | |
103 | "boot_mmc=setenv bootargs $bootargs_def; mmc rescan && fatload mmc 0:1 $loadaddr dds-xm200.bin && bootm\0" \ | |
104 | "bootcmd=run boot_mmc ; run boot_usb ; run boot_working ; run boot_safe\0" \ | |
105 | "altbootcmd=run boot_mmc ; run boot_usb ; run boot_safe ; run boot_working\0" | |
106 | ||
107 | /* Console settings */ | |
885fc03a AR |
108 | |
109 | /* U-Boot memory settings */ | |
110 | #define CONFIG_SYS_MALLOC_LEN (1 << 20) | |
111 | ||
112 | /* Command line configuration */ | |
885fc03a AR |
113 | #define CONFIG_CMD_MII |
114 | #define CONFIG_CMD_MMC | |
885fc03a | 115 | #define CONFIG_CMD_CACHE |
885fc03a AR |
116 | |
117 | #endif /* __CONFIG_H */ |