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Lokesh Vutla8d0afcd2013-07-30 11:36:32 +05301/*
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
Lokesh Vutla369cbe12013-12-10 15:02:12 +053013
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 */
Lokesh Vutla8d0afcd2013-07-30 11:36:32 +053019
20#include <asm/arch/omap.h>
21
Lokesh Vutla369cbe12013-12-10 15:02:12 +053022/* 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
Lokesh Vutla8d0afcd2013-07-30 11:36:32 +053027
Sekhar Nori9f1a8cd2013-12-10 15:02:15 +053028/* 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
Lokesh Vutla369cbe12013-12-10 15:02:12 +053035/* SPL defines. */
36#define CONFIG_SPL_TEXT_BASE 0x40300350
Tom Rinib1cde7e2014-01-20 08:40:07 -050037#define CONFIG_SPL_MAX_SIZE (220 << 10) /* 220KB */
Lokesh Vutla369cbe12013-12-10 15:02:12 +053038#define CONFIG_SPL_YMODEM_SUPPORT
Lokesh Vutla8d0afcd2013-07-30 11:36:32 +053039
Lokesh Vutla573b0202013-12-10 15:02:13 +053040/* Enabling L2 Cache */
41#define CONFIG_SYS_L2_PL310
42#define CONFIG_SYS_PL310_BASE 0x48242000
43#define CONFIG_SYS_CACHELINE_SIZE 32
44
Lokesh Vutla369cbe12013-12-10 15:02:12 +053045/*
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
Lokesh Vutla8d0afcd2013-07-30 11:36:32 +053052
Lokesh Vutla369cbe12013-12-10 15:02:12 +053053/* Now bring in the rest of the common code. */
54#include <configs/ti_armv7_common.h>
Lokesh Vutla8d0afcd2013-07-30 11:36:32 +053055
Lokesh Vutla369cbe12013-12-10 15:02:12 +053056/* Always 128 KiB env size */
57#define CONFIG_ENV_SIZE (128 << 10)
Lokesh Vutla8d0afcd2013-07-30 11:36:32 +053058
Lokesh Vutla8d0afcd2013-07-30 11:36:32 +053059#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
Lokesh Vutla8d0afcd2013-07-30 11:36:32 +053065/* NS16550 Configuration */
Lokesh Vutla8d0afcd2013-07-30 11:36:32 +053066#define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */
67
Lokesh Vutla8d0afcd2013-07-30 11:36:32 +053068#define CONFIG_ENV_IS_NOWHERE
69
Lokesh Vutla8d0afcd2013-07-30 11:36:32 +053070#define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds"
71
Dan Murphy2b36fe52014-01-16 11:23:31 -060072/* SPL USB Support */
73#define CONFIG_SPL_USB_SUPPORT
74#define CONFIG_SPL_USB_HOST_SUPPORT
75#define CONFIG_SYS_USB_FAT_BOOT_PARTITION 1
76
Dan Murphy3d799c72013-10-11 12:28:18 -050077#define CONFIG_CMD_USB
78#define CONFIG_USB_HOST
79#define CONFIG_USB_XHCI
80#define CONFIG_USB_XHCI_OMAP
81#define CONFIG_USB_STORAGE
82#define CONFIG_SYS_USB_XHCI_MAX_ROOT_PORTS 2
83
84#define CONFIG_OMAP_USB_PHY
85#define CONFIG_AM437X_USB2PHY2_HOST
86
Lokesh Vutla1564dba2013-12-10 15:02:14 +053087#ifndef CONFIG_SPL_BUILD
88#define CONFIG_EXTRA_ENV_SETTINGS \
89 "loadaddr=0x80200000\0" \
90 "fdtaddr=0x80F80000\0" \
91 "fdt_high=0xffffffff\0" \
92 "rdaddr=0x81000000\0" \
93 "fdtfile=undefined\0" \
94 "bootpart=0:2\0" \
95 "bootdir=/boot\0" \
96 "bootfile=zImage\0" \
97 "console=ttyO0,115200n8\0" \
98 "optargs=\0" \
99 "mmcdev=0\0" \
100 "mmcroot=/dev/mmcblk0p2 rw\0" \
101 "mmcrootfstype=ext4 rootwait\0" \
Dan Murphy2b36fe52014-01-16 11:23:31 -0600102 "usbroot=/dev/sda2 rw\0" \
103 "usbrootfstype=ext4 rootwait\0" \
104 "usbdev=0\0" \
Lokesh Vutla1564dba2013-12-10 15:02:14 +0530105 "ramroot=/dev/ram0 rw ramdisk_size=65536 initrd=${rdaddr},64M\0" \
106 "ramrootfstype=ext2\0" \
107 "mmcargs=setenv bootargs console=${console} " \
108 "${optargs} " \
109 "root=${mmcroot} " \
110 "rootfstype=${mmcrootfstype}\0" \
Dan Murphy2b36fe52014-01-16 11:23:31 -0600111 "usbargs=setenv bootargs console=${console} " \
112 "${optargs} " \
113 "root=${usbroot} " \
114 "rootfstype=${usbrootfstype}\0" \
Lokesh Vutla1564dba2013-12-10 15:02:14 +0530115 "bootenv=uEnv.txt\0" \
Dan Murphy2b36fe52014-01-16 11:23:31 -0600116 "loadbootenv=load ${devtype} ${devnum} ${loadaddr} ${bootenv}\0" \
Lokesh Vutla1564dba2013-12-10 15:02:14 +0530117 "importbootenv=echo Importing environment from mmc ...; " \
118 "env import -t $loadaddr $filesize\0" \
119 "ramargs=setenv bootargs console=${console} " \
120 "${optargs} " \
121 "root=${ramroot} " \
122 "rootfstype=${ramrootfstype}\0" \
Dan Murphy2b36fe52014-01-16 11:23:31 -0600123 "loadramdisk=load ${devtype} ${devnum} ${rdaddr} ramdisk.gz\0" \
124 "loadimage=load ${devtype} ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
125 "loadfdt=load ${devtype} ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
Lokesh Vutla1564dba2013-12-10 15:02:14 +0530126 "mmcboot=mmc dev ${mmcdev}; " \
Dan Murphy2b36fe52014-01-16 11:23:31 -0600127 "setenv devnum ${mmcdev}; " \
Lokesh Vutla1564dba2013-12-10 15:02:14 +0530128 "if mmc rescan; then " \
Dan Murphy2b36fe52014-01-16 11:23:31 -0600129 "echo SD/MMC found on device ${devnum};" \
Lokesh Vutla1564dba2013-12-10 15:02:14 +0530130 "if run loadbootenv; then " \
131 "echo Loaded environment from ${bootenv};" \
132 "run importbootenv;" \
133 "fi;" \
134 "if test -n $uenvcmd; then " \
135 "echo Running uenvcmd ...;" \
136 "run uenvcmd;" \
137 "fi;" \
138 "if run loadimage; then " \
139 "run loadfdt; " \
140 "echo Booting from mmc${mmcdev} ...; " \
141 "run mmcargs; " \
142 "bootz ${loadaddr} - ${fdtaddr}; " \
143 "fi;" \
144 "fi;\0" \
Dan Murphy2b36fe52014-01-16 11:23:31 -0600145 "usbboot=" \
146 "setenv devnum ${usbdev}; " \
147 "setenv devtype usb; " \
148 "usb start ${usbdev}; " \
149 "if usb dev ${usbdev}; then " \
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 usb ${usbdev}...; " \
161 "run usbargs;" \
162 "bootz ${loadaddr} - ${fdtaddr}; " \
163 "fi;" \
164 "fi\0" \
Lokesh Vutla1564dba2013-12-10 15:02:14 +0530165 "findfdt="\
166 "if test $board_name = AM43EPOS; then " \
167 "setenv fdtfile am43x-epos-evm.dtb; fi; " \
168 "if test $board_name = AM43__GP; then " \
169 "setenv fdtfile am437x-gp-evm.dtb; fi; " \
170 "if test $fdtfile = undefined; then " \
171 "echo WARNING: Could not determine device tree; fi; \0"
172
173#define CONFIG_BOOTCOMMAND \
174 "run findfdt; " \
Dan Murphy2b36fe52014-01-16 11:23:31 -0600175 "run mmcboot;" \
176 "run usbboot;"
Lokesh Vutla1564dba2013-12-10 15:02:14 +0530177
178#endif
Lokesh Vutla8d0afcd2013-07-30 11:36:32 +0530179#endif /* __CONFIG_AM43XX_EVM_H */