xref: /openbmc/u-boot/include/configs/pepper.h (revision 1b5f4dc9)
1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright (C) 2013 Gumstix, Inc. - http://www.gumstix.com/
4  */
5 
6 #ifndef __CONFIG_PEPPER_H
7 #define __CONFIG_PEPPER_H
8 
9 #include <configs/ti_am335x_common.h>
10 
11 /* Clock defines */
12 #define V_OSCK				24000000  /* Clock output from T2 */
13 #define V_SCLK				(V_OSCK)
14 
15 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50
16 
17 /* Mach type */
18 #define CONFIG_MACH_TYPE		MACH_TYPE_PEPPER
19 
20 #define CONFIG_ENV_SIZE			(128 << 10)	/* 128 KiB */
21 
22 #define CONFIG_EXTRA_ENV_SETTINGS \
23 	DEFAULT_LINUX_BOOT_ENV \
24 	"bootdir=/boot\0" \
25 	"bootfile=zImage\0" \
26 	"fdtfile=am335x-pepper.dtb\0" \
27 	"console=ttyO0,115200n8\0" \
28 	"optargs=\0" \
29 	"mmcdev=0\0" \
30 	"mmcroot=/dev/mmcblk0p2 rw\0" \
31 	"mmcrootfstype=ext4 rootwait\0" \
32 	"mmcargs=setenv bootargs console=${console} " \
33 		"${optargs} " \
34 		"root=${mmcroot} " \
35 		"rootfstype=${mmcrootfstype}\0" \
36 	"bootenv=uEnv.txt\0" \
37 	"loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
38 	"importbootenv=echo Importing environment from mmc ...; " \
39 		"env import -t ${loadaddr} ${filesize}\0" \
40 	"mmcload=load mmc ${mmcdev}:2 ${loadaddr} ${bootdir}/${bootfile}; " \
41 		"load mmc ${mmcdev}:2 ${fdtaddr} ${bootdir}/${fdtfile}\0" \
42 	"loaduimage=fatload mmc ${mmcdev}:1 ${loadaddr} uImage\0" \
43 	"uimageboot=echo Booting from mmc${mmcdev} ...; " \
44 		"run mmcargs; " \
45 		"bootm ${loadaddr}\0" \
46 	"mmcboot=echo Booting from mmc ...; " \
47 		"run mmcargs; " \
48 		"bootz ${loadaddr} - ${fdtaddr}\0" \
49 	"ubiboot=echo Booting from nand (ubifs) ...; " \
50 		"run ubiargs; run ubiload; " \
51 		"bootz ${loadaddr} - ${fdtaddr}\0" \
52 
53 #define CONFIG_BOOTCOMMAND \
54 	"mmc dev ${mmcdev}; if mmc rescan; then " \
55 		"echo SD/MMC found on device ${mmcdev};" \
56 		"if run loadbootenv; then " \
57 			"echo Loaded environment from ${bootenv};" \
58 			"run importbootenv;" \
59 		"fi;" \
60 		"if test -n $uenvcmd; then " \
61 			"echo Running uenvcmd ...;" \
62 			"run uenvcmd;" \
63 		"fi;" \
64 		"if run mmcload; then " \
65 			"run mmcboot;" \
66 		"fi;" \
67 		"if run loaduimage; then " \
68 			"run uimageboot;" \
69 		"fi;" \
70 	"fi;" \
71 
72 /* Serial console configuration */
73 #define CONFIG_SYS_NS16550_COM1		0x44e09000
74 
75 /* Ethernet support */
76 #define CONFIG_PHY_RESET_DELAY 1000
77 
78 /* SPL */
79 
80 #endif /* __CONFIG_PEPPER_H */
81