xref: /openbmc/u-boot/include/configs/am43xx_evm.h (revision 61fcc7d2757bc5d6bf52739e4fc7132b5fa84efe)
1 /*
2  * am43xx_evm.h
3  *
4  * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
5  *
6  * SPDX-License-Identifier:	GPL-2.0+
7  */
8 
9 #ifndef __CONFIG_AM43XX_EVM_H
10 #define __CONFIG_AM43XX_EVM_H
11 
12 #define CONFIG_AM43XX
13 
14 #define CONFIG_BOARD_LATE_INIT
15 #define CONFIG_ARCH_CPU_INIT
16 #define CONFIG_SYS_CACHELINE_SIZE       32
17 #define CONFIG_MAX_RAM_BANK_SIZE	(1024 << 20)	/* 1GB */
18 #define CONFIG_SYS_TIMERBASE		0x48040000	/* Use Timer2 */
19 
20 #include <asm/arch/omap.h>
21 
22 /* NS16550 Configuration */
23 #define CONFIG_SYS_NS16550
24 #define CONFIG_SYS_NS16550_SERIAL
25 #define CONFIG_SYS_NS16550_REG_SIZE	(-4)
26 #define CONFIG_SYS_NS16550_CLK		48000000
27 
28 /* I2C Configuration */
29 #define CONFIG_CMD_EEPROM
30 #define CONFIG_ENV_EEPROM_IS_ON_I2C
31 #define CONFIG_SYS_I2C_EEPROM_ADDR	0x50	/* Main EEPROM */
32 #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	2
33 #define CONFIG_SYS_I2C_MULTI_EEPROMS
34 
35 /* SPL defines. */
36 #define CONFIG_SPL_TEXT_BASE		0x40300350
37 #define CONFIG_SPL_MAX_SIZE		(220 << 10)	/* 220KB */
38 #define CONFIG_SPL_YMODEM_SUPPORT
39 
40 /* Enabling L2 Cache */
41 #define CONFIG_SYS_L2_PL310
42 #define CONFIG_SYS_PL310_BASE	0x48242000
43 #define CONFIG_SYS_CACHELINE_SIZE	32
44 
45 /*
46  * Since SPL did pll and ddr initialization for us,
47  * we don't need to do it twice.
48  */
49 #if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_NOR_BOOT)
50 #define CONFIG_SKIP_LOWLEVEL_INIT
51 #endif
52 
53 /* Now bring in the rest of the common code. */
54 #include <configs/ti_armv7_common.h>
55 
56 /* Always 128 KiB env size */
57 #define CONFIG_ENV_SIZE			(128 << 10)
58 
59 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
60 
61 /* Clock Defines */
62 #define V_OSCK				24000000  /* Clock output from T2 */
63 #define V_SCLK				(V_OSCK)
64 
65 /* NS16550 Configuration */
66 #define CONFIG_SYS_NS16550_COM1		0x44e09000	/* Base EVM has UART0 */
67 
68 #define CONFIG_ENV_IS_NOWHERE
69 
70 #define CONFIG_SPL_LDSCRIPT		"$(CPUDIR)/omap-common/u-boot-spl.lds"
71 
72 /* SPL USB Support */
73 #define CONFIG_SPL_USB_SUPPORT
74 #define CONFIG_SPL_USB_HOST_SUPPORT
75 #define CONFIG_SYS_USB_FAT_BOOT_PARTITION		1
76 
77 #define CONFIG_CMD_USB
78 #define CONFIG_USB_HOST
79 #define CONFIG_USB_XHCI
80 #define CONFIG_USB_XHCI_OMAP
81 #define CONFIG_USB_STORAGE
82 #define CONFIG_SYS_USB_XHCI_MAX_ROOT_PORTS 2
83 
84 #define CONFIG_OMAP_USB_PHY
85 #define CONFIG_AM437X_USB2PHY2_HOST
86 
87 /* SPI */
88 #undef CONFIG_OMAP3_SPI
89 #define CONFIG_TI_QSPI
90 #define CONFIG_SPI_FLASH
91 #define CONFIG_SPI_FLASH_MACRONIX
92 #define CONFIG_CMD_SF
93 #define CONFIG_CMD_SPI
94 #define CONFIG_TI_SPI_MMAP
95 #define CONFIG_QSPI_SEL_GPIO                   48
96 #define CONFIG_SF_DEFAULT_SPEED                48000000
97 #define CONFIG_DEFAULT_SPI_MODE                SPI_MODE_3
98 
99 /* SPI SPL */
100 #define CONFIG_SPL_SPI_SUPPORT
101 #define CONFIG_SPL_SPI_LOAD
102 #define CONFIG_SPL_SPI_FLASH_SUPPORT
103 #define CONFIG_SPL_SPI_BUS             0
104 #define CONFIG_SPL_SPI_CS              0
105 #define CONFIG_SYS_SPI_U_BOOT_OFFS     0x20000
106 
107 #ifndef CONFIG_SPL_BUILD
108 #define CONFIG_EXTRA_ENV_SETTINGS \
109 	"loadaddr=0x80200000\0" \
110 	"fdtaddr=0x80F80000\0" \
111 	"fdt_high=0xffffffff\0" \
112 	"rdaddr=0x81000000\0" \
113 	"fdtfile=undefined\0" \
114 	"bootpart=0:2\0" \
115 	"bootdir=/boot\0" \
116 	"bootfile=zImage\0" \
117 	"console=ttyO0,115200n8\0" \
118 	"optargs=\0" \
119 	"mmcdev=0\0" \
120 	"mmcroot=/dev/mmcblk0p2 rw\0" \
121 	"mmcrootfstype=ext4 rootwait\0" \
122 	"usbroot=/dev/sda2 rw\0" \
123 	"usbrootfstype=ext4 rootwait\0" \
124 	"usbdev=0\0" \
125 	"ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
126 	"ramrootfstype=ext2\0" \
127 	"mmcargs=setenv bootargs console=${console} " \
128 		"${optargs} " \
129 		"root=${mmcroot} " \
130 		"rootfstype=${mmcrootfstype}\0" \
131 	"usbargs=setenv bootargs console=${console} " \
132 		"${optargs} " \
133 		"root=${usbroot} " \
134 		"rootfstype=${usbrootfstype}\0" \
135 	"bootenv=uEnv.txt\0" \
136 	"loadbootenv=load ${devtype} ${devnum} ${loadaddr} ${bootenv}\0" \
137 	"importbootenv=echo Importing environment from mmc ...; " \
138 		"env import -t $loadaddr $filesize\0" \
139 	"ramargs=setenv bootargs console=${console} " \
140 		"${optargs} " \
141 		"root=${ramroot} " \
142 		"rootfstype=${ramrootfstype}\0" \
143 	"loadramdisk=load ${devtype} ${devnum} ${rdaddr} ramdisk.gz\0" \
144 	"loadimage=load ${devtype} ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
145 	"loadfdt=load ${devtype} ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
146 	"mmcboot=mmc dev ${mmcdev}; " \
147 		"setenv devnum ${mmcdev}; " \
148 		"if mmc rescan; then " \
149 			"echo SD/MMC found on device ${devnum};" \
150 			"if run loadbootenv; then " \
151 				"echo Loaded environment from ${bootenv};" \
152 				"run importbootenv;" \
153 			"fi;" \
154 			"if test -n $uenvcmd; then " \
155 				"echo Running uenvcmd ...;" \
156 				"run uenvcmd;" \
157 			"fi;" \
158 			"if run loadimage; then " \
159 				"run loadfdt; " \
160 				"echo Booting from mmc${mmcdev} ...; " \
161 				"run mmcargs; " \
162 				"bootz ${loadaddr} - ${fdtaddr}; " \
163 			"fi;" \
164 		"fi;\0" \
165 	"usbboot=" \
166 		"setenv devnum ${usbdev}; " \
167 		"setenv devtype usb; " \
168 		"usb start ${usbdev}; " \
169 		"if usb dev ${usbdev}; then " \
170 			"if run loadbootenv; then " \
171 				"echo Loaded environment from ${bootenv};" \
172 				"run importbootenv;" \
173 			"fi;" \
174 			"if test -n $uenvcmd; then " \
175 				"echo Running uenvcmd ...;" \
176 				"run uenvcmd;" \
177 			"fi;" \
178 			"if run loadimage; then " \
179 				"run loadfdt; " \
180 				"echo Booting from usb ${usbdev}...; " \
181 				"run usbargs;" \
182 				"bootz ${loadaddr} - ${fdtaddr}; " \
183 			"fi;" \
184 		"fi\0" \
185 	"findfdt="\
186 		"if test $board_name = AM43EPOS; then " \
187 			"setenv fdtfile am43x-epos-evm.dtb; fi; " \
188 		"if test $board_name = AM43__GP; then " \
189 			"setenv fdtfile am437x-gp-evm.dtb; fi; " \
190 		"if test $fdtfile = undefined; then " \
191 			"echo WARNING: Could not determine device tree; fi; \0"
192 
193 #define CONFIG_BOOTCOMMAND \
194 	"run findfdt; " \
195 	"run mmcboot;" \
196 	"run usbboot;"
197 
198 #endif
199 #endif	/* __CONFIG_AM43XX_EVM_H */
200