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 CONFIG_SYS_AT91_MAIN_CLOCK      12000000 /* from 12 MHz crystal */
19 #define CONFIG_SYS_AT91_SLOW_CLOCK	32768
20 
21 /* CPU */
22 
23 /* SDRAM */
24 #define CONFIG_SYS_SDRAM_BASE		ATMEL_BASE_CS6
25 #define CONFIG_SYS_SDRAM_SIZE		(128 * 1024 * 1024) /* 64MB */
26 #define CONFIG_SYS_INIT_SP_ADDR		(ATMEL_BASE_SRAM + 0x1000 - \
27 					 GENERATED_GBL_DATA_SIZE)
28 
29 /* Mem test settings */
30 
31 /* NAND Flash */
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
40 
41 /* Ethernet */
42 #define CONFIG_MACB
43 #define CONFIG_RMII
44 #define CONFIG_NET_RETRY_COUNT		20
45 #define CONFIG_RESET_PHY_R
46 #define CONFIG_AT91_WANTS_COMMON_PHY
47 #define CONFIG_TFTP_PORT
48 
49 /* MMC */
50 #define CONFIG_GENERIC_ATMEL_MCI
51 
52 /* LCD */
53 #define CONFIG_ATMEL_LCD
54 #define CONFIG_GURNARD_SPLASH
55 
56 /* GPIOs and IO expander */
57 #define CONFIG_ATMEL_LEGACY
58 #define CONFIG_AT91_GPIO_PULLUP		1
59 
60 /* UARTs/Serial console */
61 
62 /* Boot options */
63 
64 #define CONFIG_BOOTP_BOOTFILESIZE
65 
66 /* Environment settings */
67 
68 #define	CONFIG_EXTRA_ENV_SETTINGS	\
69 	"ethaddr=00:00:00:00:00:00\0" \
70 	"serial=0\0" \
71 	"stdout=serial_atmel\0" \
72 	"stderr=serial_atmel\0" \
73 	"stdin=serial_atmel\0" \
74 	"bootlimit=3\0" \
75 	"loadaddr=0x71000000\0" \
76 	"board_rev=2\0" \
77 	"bootfile=/tftpboot/uImage\0" \
78 	"bootargs_def=console=ttyS0,115200 panic=5 quiet lpj=997376\0" \
79 	"nfsroot=/export/root\0" \
80 	"boot_working=setenv bootargs $bootargs_def; nboot $loadaddr 0 0x20c0000 && bootm\0" \
81 	"boot_safe=setenv bootargs $bootargs_def; nboot $loadaddr 0 0xc0000 && bootm\0" \
82 	"boot_tftp=setenv bootargs $bootargs_def ip=any nfsroot=$nfsroot; setenv autoload y && bootp && bootm\0" \
83 	"boot_usb=setenv bootargs $bootargs_def; usb start && usb storage && fatload usb 0:1 $loadaddr dds-xm200.bin && bootm\0" \
84 	"boot_mmc=setenv bootargs $bootargs_def; mmc rescan && fatload mmc 0:1 $loadaddr dds-xm200.bin && bootm\0" \
85 	"bootcmd=run boot_mmc ; run boot_usb ; run boot_working ; run boot_safe\0" \
86 	"altbootcmd=run boot_mmc ; run boot_usb ; run boot_safe ; run boot_working\0"
87 
88 /* Console settings */
89 
90 #endif /* __CONFIG_H */
91