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/*
* am335x_evm.h
*
* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation version 2.
*
* This program is distributed "as is" WITHOUT ANY WARRANTY of any
* kind, whether express or implied; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __CONFIG_BALTOS_H
#define __CONFIG_BALTOS_H
#include <linux/sizes.h>
#include <configs/ti_am335x_common.h>
/* Clock Defines */
#define V_OSCK 24000000 /* Clock output from T2 */
#define V_SCLK (V_OSCK)
/* FIT support */
#define CONFIG_SYS_BOOTM_LEN SZ_64M
#ifdef CONFIG_MTD_RAW_NAND
#define NANDARGS \
"mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
"mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
"nandargs=setenv bootargs console=${console} " \
"${optargs} " \
"${mtdparts} " \
"root=${nandroot} " \
"rootfstype=${nandrootfstype}\0" \
"nandroot=ubi0:rootfs rw ubi.mtd=5\0" \
"nandrootfstype=ubifs rootwait=1\0" \
"nandboot=echo Booting from nand ...; " \
"run nandargs; " \
"setenv loadaddr 0x84000000; " \
"ubi part UBI; " \
"ubifsmount ubi0:kernel; " \
"ubifsload $loadaddr kernel-fit.itb;" \
"ubifsumount; " \
"bootm ${loadaddr}#conf${board_name}; " \
"if test $? -ne 0; then echo Using default FIT config; " \
"bootm ${loadaddr}; fi;\0"
#else
#define NANDARGS ""
#endif
#ifndef CONFIG_SPL_BUILD
#define CONFIG_EXTRA_ENV_SETTINGS \
DEFAULT_LINUX_BOOT_ENV \
"boot_fdt=try\0" \
"bootpart=0:2\0" \
"bootdir=/boot\0" \
"bootfile=zImage\0" \
"fdtfile=undefined\0" \
"console=ttyO0,115200n8\0" \
"partitions=" \
"uuid_disk=${uuid_gpt_disk};" \
"name=rootfs,start=2MiB,size=-,uuid=${uuid_gpt_rootfs}\0" \
"optargs=\0" \
"mmcdev=0\0" \
"mmcroot=/dev/mmcblk0p2 ro\0" \
"usbroot=/dev/sda2 ro\0" \
"mmcrootfstype=ext4 rootwait\0" \
"usbrootfstype=ext4 rootwait\0" \
"rootpath=/export/rootfs\0" \
"nfsopts=nolock\0" \
"static_ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}" \
"::off\0" \
"ramroot=/dev/ram0 rw\0" \
"ramrootfstype=ext2\0" \
"mmcargs=setenv bootargs console=${console} " \
"${optargs} " \
"${mtdparts} " \
"root=${mmcroot} " \
"rootfstype=${mmcrootfstype}\0" \
"usbargs=setenv bootargs console=${console} " \
"${optargs} " \
"${mtdparts} " \
"root=${usbroot} " \
"rootfstype=${usbrootfstype}\0" \
"spiroot=/dev/mtdblock4 rw\0" \
"spirootfstype=jffs2\0" \
"spisrcaddr=0xe0000\0" \
"spiimgsize=0x362000\0" \
"spibusno=0\0" \
"spiargs=setenv bootargs console=${console} " \
"${optargs} " \
"root=${spiroot} " \
"rootfstype=${spirootfstype}\0" \
"netargs=setenv bootargs console=${console} " \
"${optargs} " \
"root=/dev/nfs " \
"nfsroot=${serverip}:${rootpath},${nfsopts} rw " \
"ip=dhcp\0" \
"bootenv=uEnv.txt\0" \
"loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \
"usbloadbootenv=load usb 0:1 ${loadaddr} ${bootenv}\0" \
"importbootenv=echo Importing environment from mmc ...; " \
"env import -t $loadaddr $filesize\0" \
"usbimportbootenv=echo Importing environment from USB ...; " \
"env import -t $loadaddr $filesize\0" \
"ramargs=setenv bootargs console=${console} " \
"${optargs} " \
"root=${ramroot} " \
"rootfstype=${ramrootfstype}\0" \
"loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
"loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \
"usbloadimage=load usb 0:1 ${loadaddr} kernel-fit.itb\0" \
"loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\0" \
"usbloados=run usbargs; " \
"bootm ${loadaddr}#conf${board_name}; " \
"if test $? -ne 0; then " \
"echo Using default FIT configuration; " \
"bootm ${loadaddr}; " \
"fi;\0" \
"mmcloados=run mmcargs; " \
"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
"if run loadfdt; then " \
"bootz ${loadaddr} - ${fdtaddr}; " \
"else " \
"if test ${boot_fdt} = try; then " \
"bootz; " \
"else " \
"echo WARN: Cannot load the DT; " \
"fi; " \
"fi; " \
"else " \
"bootz; " \
"fi;\0" \
"usbboot=usb reset; " \
"if usb storage; then " \
"echo USB drive found;" \
"if run usbloadbootenv; then " \
"echo Loaded environment from ${bootenv};" \
"run usbimportbootenv;" \
"fi;" \
"if test -n $uenvcmd; then " \
"echo Running uenvcmd ...;" \
"run uenvcmd;" \
"fi;" \
"if run usbloadimage; then " \
"run usbloados;" \
"fi;" \
"fi;\0" \
"mmcboot=mmc dev ${mmcdev}; " \
"if mmc rescan; then " \
"echo SD/MMC found on device ${mmcdev};" \
"if run loadbootenv; then " \
"echo Loaded environment from ${bootenv};" \
"run importbootenv;" \
"fi;" \
"if test -n $uenvcmd; then " \
"echo Running uenvcmd ...;" \
"run uenvcmd;" \
"fi;" \
"if run loadimage; then " \
"run mmcloados;" \
"fi;" \
"fi;\0" \
"spiboot=echo Booting from spi ...; " \
"run spiargs; " \
"sf probe ${spibusno}:0; " \
"sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
"bootz ${loadaddr}\0" \
"netboot=echo Booting from network ...; " \
"setenv autoload no; " \
"dhcp; " \
"tftp ${loadaddr} ${bootfile}; " \
"tftp ${fdtaddr} ${fdtfile}; " \
"run netargs; " \
"bootz ${loadaddr} - ${fdtaddr}\0" \
"ramboot=echo Booting from ramdisk ...; " \
"run ramargs; " \
"bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
"findfdt=setenv fdtfile am335x-baltos.dtb\0" \
NANDARGS
/*DFUARGS*/
#endif
/* NS16550 Configuration */
#define CONFIG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */
#define CONFIG_SYS_NS16550_COM2 0x48022000 /* UART1 */
#define CONFIG_SYS_NS16550_COM3 0x48024000 /* UART2 */
#define CONFIG_SYS_NS16550_COM4 0x481a6000 /* UART3 */
#define CONFIG_SYS_NS16550_COM5 0x481a8000 /* UART4 */
#define CONFIG_SYS_NS16550_COM6 0x481aa000 /* UART5 */
/* PMIC support */
#define CONFIG_POWER_TPS65910
/* SPL */
#ifndef CONFIG_NOR_BOOT
#ifdef CONFIG_MTD_RAW_NAND
#define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, \
10, 11, 12, 13, 14, 15, 16, 17, \
18, 19, 20, 21, 22, 23, 24, 25, \
26, 27, 28, 29, 30, 31, 32, 33, \
34, 35, 36, 37, 38, 39, 40, 41, \
42, 43, 44, 45, 46, 47, 48, 49, \
50, 51, 52, 53, 54, 55, 56, 57, }
#define CONFIG_SYS_NAND_ECCSIZE 512
#define CONFIG_SYS_NAND_ECCBYTES 14
#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
#endif
#endif
/*
* USB configuration. We enable MUSB support, both for host and for
* gadget. We set USB0 as peripheral and USB1 as host, based on the
* board schematic and physical port wired to each. Then for host we
* add mass storage support and for gadget we add both RNDIS ethernet
* and DFU.
*/
#define CONFIG_AM335X_USB0
#define CONFIG_AM335X_USB0_MODE MUSB_HOST
#define CONFIG_AM335X_USB1
#define CONFIG_AM335X_USB1_MODE MUSB_OTG
/* NAND support */
#ifdef CONFIG_MTD_RAW_NAND
#define GPMC_NAND_ECC_LP_x8_LAYOUT 1
#endif
#endif /* ! __CONFIG_BALTOS_H */
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