1/* SPDX-License-Identifier: GPL-2.0+ */
2/*
3 * Bluewater Systems Snapper 9G45 module
4 *
5 * (C) Copyright 2011 Bluewater Systems
6 *   Author: Andre Renaud <andre@bluewatersys.com>
7 *   Author: Ryan Mallon <ryan@bluewatersys.com>
8 */
9
10#ifndef __CONFIG_H
11#define __CONFIG_H
12
13/* SoC type is defined in boards.cfg */
14#include <asm/hardware.h>
15#include <linux/sizes.h>
16
17/* ARM asynchronous clock */
18#define CFG_SYS_AT91_MAIN_CLOCK      12000000 /* from 12 MHz crystal */
19#define CFG_SYS_AT91_SLOW_CLOCK	32768
20
21/* CPU */
22
23/* SDRAM */
24#define CFG_SYS_SDRAM_BASE		ATMEL_BASE_CS6
25#define CFG_SYS_SDRAM_SIZE		(128 * 1024 * 1024) /* 64MB */
26#define CFG_SYS_INIT_RAM_SIZE	0x1000
27#define CFG_SYS_INIT_RAM_ADDR	ATMEL_BASE_SRAM
28
29/* Mem test settings */
30
31/* NAND Flash */
32#define CFG_SYS_NAND_BASE		ATMEL_BASE_CS3
33#define CFG_SYS_NAND_MASK_ALE	(1 << 21) /* AD21 */
34#define CFG_SYS_NAND_MASK_CLE	(1 << 22) /* AD22 */
35#define CFG_SYS_NAND_ENABLE_PIN	AT91_PIN_PC14
36#define CFG_SYS_NAND_READY_PIN	AT91_PIN_PC8
37
38/* UARTs/Serial console */
39
40/* Boot options */
41
42/* Environment settings */
43
44#define	CFG_EXTRA_ENV_SETTINGS	\
45	"ethaddr=00:00:00:00:00:00\0" \
46	"serial=0\0" \
47	"stdout=serial_atmel\0" \
48	"stderr=serial_atmel\0" \
49	"stdin=serial_atmel\0" \
50	"bootlimit=3\0" \
51	"loadaddr=0x71000000\0" \
52	"board_rev=2\0" \
53	"bootfile=/tftpboot/uImage\0" \
54	"bootargs_def=console=ttyS0,115200 panic=5 quiet lpj=997376\0" \
55	"nfsroot=/export/root\0" \
56	"boot_working=setenv bootargs $bootargs_def; nboot $loadaddr 0 0x20c0000 && bootm\0" \
57	"boot_safe=setenv bootargs $bootargs_def; nboot $loadaddr 0 0xc0000 && bootm\0" \
58	"boot_tftp=setenv bootargs $bootargs_def ip=any nfsroot=$nfsroot; setenv autoload y && bootp && bootm\0" \
59	"boot_usb=setenv bootargs $bootargs_def; usb start && usb storage && fatload usb 0:1 $loadaddr dds-xm200.bin && bootm\0" \
60	"boot_mmc=setenv bootargs $bootargs_def; mmc rescan && fatload mmc 0:1 $loadaddr dds-xm200.bin && bootm\0" \
61	"bootcmd=run boot_mmc ; run boot_usb ; run boot_working ; run boot_safe\0" \
62	"altbootcmd=run boot_mmc ; run boot_usb ; run boot_safe ; run boot_working\0"
63
64/* Console settings */
65
66#endif /* __CONFIG_H */
67