1 /*
2  * Configuration settings for CompuLab CL-SOM-AM57x board
3  *
4  * (C) Copyright 2016 CompuLab, Ltd. http://compulab.co.il/
5  *
6  * Author: Dmitry Lifshitz <lifshitz@compulab.co.il>
7  *
8  * SPDX-License-Identifier:	GPL-2.0+
9  */
10 
11 #ifndef __CONFIG_CL_SOM_AM57X_H
12 #define __CONFIG_CL_SOM_AM57X_H
13 
14 #define CONFIG_NR_DRAM_BANKS		2
15 
16 #define CONSOLEDEV			"ttyO2"
17 #define CONFIG_SYS_NS16550_COM3		UART3_BASE	/* UART3 */
18 #define CONFIG_CONS_INDEX		3
19 
20 #define CONFIG_SYS_OMAP_ABE_SYSCK
21 
22 #include <configs/ti_omap5_common.h>
23 
24 /* misc */
25 #define CONFIG_MISC_INIT_R
26 #define CONFIG_REVISION_TAG
27 
28 /* PMIC I2C bus number */
29 #define CONFIG_SYS_SPD_BUS_NUM 3
30 
31 /* SPI Flash support */
32 #define CONFIG_TI_SPI_MMAP
33 #define CONFIG_SF_DEFAULT_SPEED		48000000
34 #define CONFIG_DEFAULT_SPI_MODE		SPI_MODE_3
35 
36 /* SPI SPL defines */
37 /* Offsets: 0K - SPL1, 64K - SPL2, 128K - SPL3, 192K - SPL4, 256K - U-Boot */
38 #define CONFIG_SYS_SPI_U_BOOT_OFFS	(256 * 1024)
39 #define CONFIG_SPL_SPI_SUPPORT
40 #define CONFIG_SPL_SPI_FLASH_SUPPORT
41 #define CONFIG_SPL_SPI_LOAD
42 
43 /* SD/MMC RAW/FS boot */
44 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
45 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION 1
46 
47 /* Environment */
48 #define CONFIG_ENV_SIZE			(16 << 10) /* 16 KiB env size */
49 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
50 
51 #define CONFIG_ENV_SECT_SIZE		(64 * 1024)
52 #define CONFIG_ENV_OFFSET		(768 * 1024)
53 #define CONFIG_ENV_SPI_MAX_HZ		48000000
54 
55 /* EEPROM */
56 #define CONFIG_SYS_I2C_EEPROM_ADDR      0x50
57 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  1
58 #define CONFIG_SYS_I2C_EEPROM_BUS       3
59 
60 #define CONFIG_ENV_EEPROM_IS_ON_I2C
61 #define CONFIG_SYS_EEPROM_SIZE		256
62 
63 #ifndef CONFIG_SPL_BUILD
64 /* SATA */
65 #define CONFIG_SCSI_AHCI_PLAT
66 #define CONFIG_SYS_SCSI_MAX_SCSI_ID	1
67 #define CONFIG_SYS_SCSI_MAX_LUN		1
68 #define CONFIG_SYS_SCSI_MAX_DEVICE	(CONFIG_SYS_SCSI_MAX_SCSI_ID * \
69 						CONFIG_SYS_SCSI_MAX_LUN)
70 /* PCA9555 GPIO expander support */
71 #define CONFIG_PCA953X
72 #define CONFIG_SYS_I2C_PCA953X_ADDR     0x20
73 #define CONFIG_SYS_I2C_PCA953X_WIDTH    { {0x20, 16} }
74 
75 #endif /* !CONFIG_SPL_BUILD */
76 
77 /* USB xHCI HOST */
78 #define CONFIG_USB_XHCI_OMAP
79 
80 #define CONFIG_OMAP_USB3PHY1_HOST
81 
82 /* USB Networking options */
83 
84 /* CPSW Ethernet */
85 #define CONFIG_DRIVER_TI_CPSW
86 #define CONFIG_MII
87 #define CONFIG_BOOTP_DEFAULT
88 #define CONFIG_BOOTP_SEND_HOSTNAME
89 #define CONFIG_BOOTP_GATEWAY
90 #define CONFIG_PHY_ATHEROS
91 #define CONFIG_SYS_RX_ETH_BUFFER	64
92 #define PHY_ANEG_TIMEOUT		8000
93 
94 #define CONFIG_BOOTP_DNS
95 #define CONFIG_BOOTP_DNS2
96 #define CONFIG_BOOTP_SUBNETMASK
97 #define CONFIG_NET_RETRY_COUNT		10
98 
99 /* Default environment */
100 #undef CONFIG_EXTRA_ENV_SETTINGS
101 #define CONFIG_EXTRA_ENV_SETTINGS \
102 	DEFAULT_LINUX_BOOT_ENV \
103 	"autoload=no\0" \
104 	"baudrate=115200\0" \
105 	"console=ttyO2,115200n8\0" \
106 	"bootdelay=3\0" \
107 	"fdtfile=am57xx-sbc-am57x.dtb\0" \
108 	"kernel=zImage-cl-som-am57x\0" \
109 	"bootscr=bootscr.img\0" \
110 	"displaytype=hdmi\0" \
111 	"bootkernel=bootz ${loadaddr} - ${fdtaddr}\0" \
112 	"mmcloadfdt=load mmc ${mmcdev} ${fdtaddr} ${fdtfile}\0" \
113 	"mmcloadkernel=load mmc ${mmcdev} ${loadaddr} ${kernel}\0" \
114 	"emmcloadfdt=load mmc ${mmcdev} ${fdtaddr} ${fdtfile}\0" \
115 	"emmcloadkernel=load mmc ${mmcdev} ${loadaddr} ${kernel}\0" \
116 	"load_mmc=mmc dev ${mmcdev} && mmc rescan && " \
117 		"run mmcloadkernel && run mmcloadfdt\0" \
118 	"mmcroot=/dev/mmcblk1p2\0" \
119 	"mmcrootfstype=ext4 rw rootwait\0" \
120 	"mmcargs=setenv bootargs console=${console} root=${mmcroot} " \
121 		"rootfstype=${mmcrootfstype}\0" \
122 	"mmcbootscript=setenv mmcdev 0; mmc dev ${mmcdev} && mmc rescan && " \
123 		"load mmc ${mmcdev} ${loadaddr} ${bootscr} && " \
124 		"echo Running bootscript from MMC/SD Card ... && " \
125 		"source ${loadaddr}\0" \
126 	"mmcboot=setenv mmcdev 0 && run load_mmc && " \
127 		"run mmcargs && echo Booting from MMC/SD Card ... && " \
128 		"run bootkernel\0" \
129 	"emmcroot=/dev/mmcblk0p2\0" \
130 	"emmcrootfstype=ext4 rw rootwait\0" \
131 	"emmcargs=setenv bootargs console=${console} " \
132 		"root=${emmcroot} " \
133 		"rootfstype=${emmcrootfstype}\0" \
134 	"emmcbootscript=setenv mmcdev 1; mmc dev ${mmcdev} && mmc rescan && " \
135 		"load mmc ${mmcdev} ${loadaddr} ${bootscr} && " \
136 		"echo Running bootscript from eMMC ... && " \
137 		"source ${loadaddr}\0" \
138 	"emmcboot=setenv mmcdev 1 && run load_mmc && " \
139 		"run emmcargs && echo Booting from eMMC ... && " \
140 		"run bootkernel\0" \
141 	"sataroot=/dev/sda2\0" \
142 	"satarootfstype=ext4 rw rootwait\0" \
143 	"load_sata=load scsi 0 ${loadaddr} ${kernel} && " \
144 		"load scsi 0 ${fdtaddr} ${fdtfile}\0" \
145 	"sataargs=setenv bootargs console=${console} " \
146 		"root=${sataroot} " \
147 		"rootfstype=${satarootfstype}\0" \
148 	"satabootscript=load scsi 0 ${loadaddr} ${bootscr} && " \
149 		"echo Running bootscript from SATA ... && " \
150 		"source ${loadaddr}\0" \
151 	"sataboot=run load_sata && run sataargs && " \
152 		"echo Booting from SATA ... && " \
153 		"run bootkernel\0"
154 
155 #undef CONFIG_BOOTCOMMAND
156 #define CONFIG_BOOTCOMMAND \
157 	"run mmcbootscript || run mmcboot || " \
158 	"run satabootscript || run sataboot || " \
159 	"run emmcbootscript || run emmcboot"
160 
161 
162 #endif /* __CONFIG_CL_SOM_AM57X_H */
163