1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Bluewater Systems Snapper 9G45 module
5 * (C) Copyright 2011 Bluewater Systems
6 * Author: Andre Renaud <andre@bluewatersys.com>
7 * Author: Ryan Mallon <ryan@bluewatersys.com>
13 /* SoC type is defined in boards.cfg */
14 #include <asm/hardware.h>
15 #include <linux/sizes.h>
17 /* ARM asynchronous clock */
18 #define CONFIG_SYS_AT91_MAIN_CLOCK 12000000 /* from 12 MHz crystal */
19 #define CONFIG_SYS_AT91_SLOW_CLOCK 32768
24 #define CONFIG_SYS_SDRAM_BASE ATMEL_BASE_CS6
25 #define CONFIG_SYS_SDRAM_SIZE (128 * 1024 * 1024) /* 64MB */
26 #define CONFIG_SYS_INIT_RAM_SIZE 0x1000
27 #define CONFIG_SYS_INIT_RAM_ADDR ATMEL_BASE_SRAM
29 /* Mem test settings */
32 #define CONFIG_SYS_NAND_ECC_BASE ATMEL_BASE_ECC
33 #define CONFIG_SYS_MAX_NAND_DEVICE 1
34 #define CONFIG_SYS_NAND_BASE ATMEL_BASE_CS3
35 #define CONFIG_SYS_NAND_DBW_8
36 #define CONFIG_SYS_NAND_MASK_ALE (1 << 21) /* AD21 */
37 #define CONFIG_SYS_NAND_MASK_CLE (1 << 22) /* AD22 */
38 #define CONFIG_SYS_NAND_ENABLE_PIN AT91_PIN_PC14
39 #define CONFIG_SYS_NAND_READY_PIN AT91_PIN_PC8
41 /* UARTs/Serial console */
45 /* Environment settings */
47 #define CONFIG_EXTRA_ENV_SETTINGS \
48 "ethaddr=00:00:00:00:00:00\0" \
50 "stdout=serial_atmel\0" \
51 "stderr=serial_atmel\0" \
52 "stdin=serial_atmel\0" \
54 "loadaddr=0x71000000\0" \
56 "bootfile=/tftpboot/uImage\0" \
57 "bootargs_def=console=ttyS0,115200 panic=5 quiet lpj=997376\0" \
58 "nfsroot=/export/root\0" \
59 "boot_working=setenv bootargs $bootargs_def; nboot $loadaddr 0 0x20c0000 && bootm\0" \
60 "boot_safe=setenv bootargs $bootargs_def; nboot $loadaddr 0 0xc0000 && bootm\0" \
61 "boot_tftp=setenv bootargs $bootargs_def ip=any nfsroot=$nfsroot; setenv autoload y && bootp && bootm\0" \
62 "boot_usb=setenv bootargs $bootargs_def; usb start && usb storage && fatload usb 0:1 $loadaddr dds-xm200.bin && bootm\0" \
63 "boot_mmc=setenv bootargs $bootargs_def; mmc rescan && fatload mmc 0:1 $loadaddr dds-xm200.bin && bootm\0" \
64 "bootcmd=run boot_mmc ; run boot_usb ; run boot_working ; run boot_safe\0" \
65 "altbootcmd=run boot_mmc ; run boot_usb ; run boot_safe ; run boot_working\0"
67 /* Console settings */
69 #endif /* __CONFIG_H */