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Lothar Feltenda4105d2014-01-31 17:34:14 +01001/*
2 * pengwyn.h
3 *
4 * Copyright (C) 2013 Lothar Felten <lothar.felten@gmail.com>
5 *
6 * based on am335x_evm.h, Copyright (C) 2011 Texas Instruments Inc.
7 *
8 * SPDX-License-Identifier: GPL-2.0+
9 */
10
11#ifndef __CONFIG_PENGWYN_H
12#define __CONFIG_PENGWYN_H
13
14#define CONFIG_NAND
15#define CONFIG_SERIAL1
16#define CONFIG_CONS_INDEX 1
17
18#include <configs/ti_am335x_common.h>
19
20/* Clock Defines */
21#define V_OSCK 24000000
22#define V_SCLK V_OSCK
23
24/* set env size */
25#define CONFIG_ENV_SIZE 0x4000
26
27#define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
28
29#ifndef CONFIG_SPL_BUILD
30#define CONFIG_EXTRA_ENV_SETTINGS \
31 "loadaddr=0x80200000\0" \
32 "fdtaddr=0x80F80000\0" \
33 "bootpart=0:2\0" \
34 "bootdir=/boot\0" \
35 "bootfile=zImage\0" \
36 "fdtfile=am335x-pengwyn.dtb\0" \
37 "console=ttyO0,115200n8\0" \
38 "optargs=\0" \
39 "mmcdev=0\0" \
40 "mmcroot=/dev/mmcblk0p2 ro\0" \
41 "mmcrootfstype=ext4 rootwait\0" \
42 "rootpath=/export/rootfs\0" \
43 "nfsopts=nolock\0" \
44 "static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
45 "::off\0" \
46 "mmcargs=setenv bootargs console=${console} " \
47 "${optargs} " \
48 "root=${mmcroot} " \
49 "rootfstype=${mmcrootfstype}\0" \
50 "netargs=setenv bootargs console=${console} " \
51 "${optargs} " \
52 "root=/dev/nfs " \
53 "nfsroot=${serverip}:${rootpath},${nfsopts} rw " \
54 "ip=dhcp\0" \
55 "bootenv=uEnv.txt\0" \
56 "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
57 "importbootenv=echo Importing environment from mmc ...; " \
58 "env import -t $loadaddr $filesize\0" \
59 "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
60 "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
61 "mmcloados=run mmcargs; " \
62 "bootz ${loadaddr} - ${fdtaddr};\0" \
63 "mmcboot=mmc dev ${mmcdev}; " \
64 "if mmc rescan; then " \
65 "echo SD/MMC found on device ${mmcdev};" \
66 "if run loadbootenv; then " \
67 "echo Loaded environment from ${bootenv};" \
68 "run importbootenv;" \
69 "fi;" \
70 "if test -n $uenvcmd; then " \
71 "echo Running uenvcmd ...;" \
72 "run uenvcmd;" \
73 "fi;" \
74 "if run loadimage; then " \
75 "run loadfdt;" \
76 "run mmcloados;" \
77 "fi;" \
78 "fi;\0" \
79 "netboot=echo Booting from network ...; " \
80 "setenv autoload no; " \
81 "dhcp; " \
82 "tftp ${loadaddr} ${bootfile}; " \
83 "tftp ${fdtaddr} ${fdtfile}; " \
84 "run netargs; " \
85 "bootz ${loadaddr} - ${fdtaddr}\0" \
86 "mtdids=" MTDIDS_DEFAULT "\0" \
87 "mtdparts=" MTDPARTS_DEFAULT "\0" \
88 "nandargs=setenv bootargs console=${console} " \
89 "${optargs} " \
90 "root=${nandroot} " \
91 "rootfstype=${nandrootfstype}\0" \
92 "nandroot=ubi0:rootfs rw ubi.mtd=7,2048\0" \
93 "nandrootfstype=ubifs rootwait=1\0" \
94 "nandboot=echo Booting from nand ...; " \
95 "run nandargs; " \
96 "nand read ${fdtaddr} u-boot-spl-os; " \
97 "nand read ${loadaddr} kernel; " \
98 "bootz ${loadaddr} - ${fdtaddr}\0"
99#endif
100
101#define CONFIG_BOOTCOMMAND \
102 "run mmcboot;" \
103 "run nandboot;"
104
105/* NS16550 Configuration: primary UART via FDTI */
106#define CONFIG_SYS_NS16550_COM1 0x44e09000
107#define CONFIG_BAUDRATE 115200
108
109/* I2C Configuration */
110#define CONFIG_SYS_I2C_SPEED 100000
111#define CONFIG_CMD_EEPROM
112#define CONFIG_ENV_EEPROM_IS_ON_I2C
113#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50
114#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2
115#define CONFIG_SYS_I2C_MULTI_EEPROMS
116
117/* SPL */
118#define CONFIG_SPL_POWER_SUPPORT
119#define CONFIG_SPL_YMODEM_SUPPORT
120
121/* General network SPL */
122#define CONFIG_SPL_NET_SUPPORT
123#define CONFIG_SPL_ENV_SUPPORT
124#define CONFIG_SPL_NET_VCI_STRING "AM335x U-Boot SPL"
125
126/* NAND support */
127#define CONFIG_CMD_NAND
128#define CONFIG_NAND_OMAP_GPMC
129#define CONFIG_NAND_OMAP_ELM
130#define CONFIG_SYS_NAND_5_ADDR_CYCLE
131#define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \
132 CONFIG_SYS_NAND_PAGE_SIZE)
133#define CONFIG_SYS_NAND_PAGE_SIZE 2048
134#define CONFIG_SYS_NAND_OOBSIZE 64
135#define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
136#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
137#define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
138 10, 11, 12, 13, 14, 15, 16, 17, \
139 18, 19, 20, 21, 22, 23, 24, 25, \
140 26, 27, 28, 29, 30, 31, 32, 33, \
141 34, 35, 36, 37, 38, 39, 40, 41, \
142 42, 43, 44, 45, 46, 47, 48, 49, \
143 50, 51, 52, 53, 54, 55, 56, 57, }
144
145#define CONFIG_SYS_NAND_ECCSIZE 512
146#define CONFIG_SYS_NAND_ECCBYTES 14
147#define CONFIG_SYS_NAND_ONFI_DETECTION
148#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW
149#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
150#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
151
152#define GPMC_NAND_ECC_LP_x8_LAYOUT 1
153#define MTDIDS_DEFAULT "nand0=omap2-nand.0"
154#define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:128k(SPL)," \
155 "128k(SPL.backup1)," \
156 "128k(SPL.backup2)," \
157 "128k(SPL.backup3),1792k(u-boot)," \
158 "128k(u-boot-spl-os)," \
159 "128k(u-boot-env),5m(kernel),-(rootfs)"
160#define CONFIG_ENV_IS_IN_NAND
161#define CONFIG_ENV_OFFSET 0x260000 /* environment starts here */
162#define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */
163
164/*
165 * USB configuration. We enable MUSB support, both for host and for
166 * gadget. We set USB0 as peripheral and USB1 as host, based on the
167 * board schematic and physical port wired to each. Then for host we
168 * add mass storage support.
169 */
170#define CONFIG_USB_MUSB_DSPS
171#define CONFIG_ARCH_MISC_INIT
172#define CONFIG_MUSB_GADGET
173#define CONFIG_MUSB_PIO_ONLY
174#define CONFIG_MUSB_DISABLE_BULK_COMBINE_SPLIT
175#define CONFIG_USB_GADGET
176#define CONFIG_USB_GADGET_DUALSPEED
177#define CONFIG_USB_GADGET_VBUS_DRAW 2
178#define CONFIG_MUSB_HOST
179#define CONFIG_AM335X_USB0
180#define CONFIG_AM335X_USB0_MODE MUSB_PERIPHERAL
181#define CONFIG_AM335X_USB1
182#define CONFIG_AM335X_USB1_MODE MUSB_HOST
183
184#if defined(CONFIG_MUSB_HOST)
185#define CONFIG_CMD_USB
186#define CONFIG_USB_STORAGE
187#endif
188
189#if defined(CONFIG_SPL_BUILD)
190/* disable host part of MUSB in SPL */
191#undef CONFIG_MUSB_HOST
192/* Disable CPSW SPL support so we fit within the 101KiB limit. */
193#undef CONFIG_SPL_ETH_SUPPORT
194#endif
195
196/* Network */
197#define CONFIG_CMD_MII
198#define CONFIG_PHYLIB
Lothar Feltenda4105d2014-01-31 17:34:14 +0100199#define CONFIG_PHY_RESET 1
200#define CONFIG_PHY_NATSEMI
201
202/* CPSW support */
203#define CONFIG_SPL_ETH_SUPPORT
204
205#define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds"
206
207#endif /* ! __CONFIG_PENGWYN_H */