forked from OERV-BSP/u-boot
07c3480d8b
On the AM3359 ICE we have two modes of operation CPSW mode or PRU-ICSS mode. For PRU-ICSS mode, connect Pin2 and Pin3 of J18 and J19 and for CPSW mode, connect Pin1 and Pin2 of J18 and J19. This patch adds support for PRUSS mode boot strapping from uboot. Co-developed-by: Basharath Hussain Khaja <basharath@couthit.com> Signed-off-by: Basharath Hussain Khaja <basharath@couthit.com> Signed-off-by: Parvathi Pudi <parvathi@couthit.com>
209 lines
6.4 KiB
C
209 lines
6.4 KiB
C
/*
|
|
* am335x_evm.h
|
|
*
|
|
* Copyright (C) 2011 Texas Instruments Incorporated - https://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_AM335X_EVM_H
|
|
#define __CONFIG_AM335X_EVM_H
|
|
|
|
#include <configs/ti_am335x_common.h>
|
|
#include <linux/sizes.h>
|
|
|
|
/* Clock Defines */
|
|
#define V_OSCK 24000000 /* Clock output from T2 */
|
|
#define V_SCLK (V_OSCK)
|
|
|
|
#ifdef CONFIG_MTD_RAW_NAND
|
|
#define NANDARGS \
|
|
"nandargs=setenv bootargs console=${console} " \
|
|
"${optargs} " \
|
|
"root=${nandroot} " \
|
|
"rootfstype=${nandrootfstype}\0" \
|
|
"nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,2048\0" \
|
|
"nandrootfstype=ubifs rootwait\0" \
|
|
"nandboot=echo Booting from nand ...; " \
|
|
"run nandargs; " \
|
|
"nand read ${fdtaddr} NAND.u-boot-spl-os; " \
|
|
"nand read ${loadaddr} NAND.kernel; " \
|
|
"bootz ${loadaddr} - ${fdtaddr}\0"
|
|
#else
|
|
#define NANDARGS ""
|
|
#endif
|
|
|
|
#define BOOTENV_DEV_NAND(devtypeu, devtypel, instance) \
|
|
"bootcmd_" #devtypel "=" \
|
|
"run nandboot\0"
|
|
|
|
#define BOOTENV_DEV_NAME_NAND(devtypeu, devtypel, instance) \
|
|
#devtypel #instance " "
|
|
|
|
#if IS_ENABLED(CONFIG_CMD_USB)
|
|
# define BOOT_TARGET_USB(func) func(USB, usb, 0)
|
|
#else
|
|
# define BOOT_TARGET_USB(func)
|
|
#endif
|
|
|
|
#if CONFIG_IS_ENABLED(CMD_PXE)
|
|
# define BOOT_TARGET_PXE(func) func(PXE, pxe, na)
|
|
#else
|
|
# define BOOT_TARGET_PXE(func)
|
|
#endif
|
|
|
|
#if CONFIG_IS_ENABLED(CMD_DHCP)
|
|
# define BOOT_TARGET_DHCP(func) func(DHCP, dhcp, na)
|
|
#else
|
|
# define BOOT_TARGET_DHCP(func)
|
|
#endif
|
|
|
|
#define BOOT_TARGET_DEVICES(func) \
|
|
func(MMC, mmc, 0) \
|
|
func(MMC, mmc, 1) \
|
|
func(NAND, nand, 0) \
|
|
BOOT_TARGET_USB(func) \
|
|
BOOT_TARGET_PXE(func) \
|
|
BOOT_TARGET_DHCP(func)
|
|
|
|
#include <config_distro_bootcmd.h>
|
|
|
|
#ifndef CONFIG_XPL_BUILD
|
|
#include <env/ti/dfu.h>
|
|
|
|
#define CFG_EXTRA_ENV_SETTINGS \
|
|
DEFAULT_LINUX_BOOT_ENV \
|
|
"fdtfile=undefined\0" \
|
|
"finduuid=part uuid mmc 0:2 uuid\0" \
|
|
"console=ttyO0,115200n8\0" \
|
|
"partitions=" \
|
|
"uuid_disk=${uuid_gpt_disk};" \
|
|
"name=bootloader,start=384K,size=1792K," \
|
|
"uuid=${uuid_gpt_bootloader};" \
|
|
"name=rootfs,start=2688K,size=-,uuid=${uuid_gpt_rootfs}\0" \
|
|
"optargs=\0" \
|
|
"ramroot=/dev/ram0 rw\0" \
|
|
"ramrootfstype=ext2\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" \
|
|
"ramargs=setenv bootargs console=${console} " \
|
|
"${optargs} " \
|
|
"root=${ramroot} " \
|
|
"rootfstype=${ramrootfstype}\0" \
|
|
"loadramdisk=load mmc ${mmcdev} ${rdaddr} ramdisk.gz\0" \
|
|
"spiboot=echo Booting from spi ...; " \
|
|
"run spiargs; " \
|
|
"sf probe ${spibusno}:0; " \
|
|
"sf read ${loadaddr} ${spisrcaddr} ${spiimgsize}; " \
|
|
"bootz ${loadaddr}\0" \
|
|
"ramboot=echo Booting from ramdisk ...; " \
|
|
"run ramargs; " \
|
|
"bootz ${loadaddr} ${rdaddr} ${fdtaddr}\0" \
|
|
"findfdt="\
|
|
"if test $board_name = A335BONE; then " \
|
|
"setenv fdtfile am335x-bone.dtb; fi; " \
|
|
"if test $board_name = A335BNLT; then " \
|
|
"setenv fdtfile am335x-boneblack.dtb; fi; " \
|
|
"if test $board_name = A335PBGL; then " \
|
|
"setenv fdtfile am335x-pocketbeagle.dtb; fi; " \
|
|
"if test $board_name = BBBW; then " \
|
|
"setenv fdtfile am335x-boneblack-wireless.dtb; fi; " \
|
|
"if test $board_name = BBG1; then " \
|
|
"setenv fdtfile am335x-bonegreen.dtb; fi; " \
|
|
"if test $board_name = BBGW; then " \
|
|
"setenv fdtfile am335x-bonegreen-wireless.dtb; fi; " \
|
|
"if test $board_name = BBBL; then " \
|
|
"setenv fdtfile am335x-boneblue.dtb; fi; " \
|
|
"if test $board_name = BBEN; then " \
|
|
"setenv fdtfile am335x-sancloud-bbe.dtb; fi; " \
|
|
"if test $board_name = BBELITE; then " \
|
|
"setenv fdtfile am335x-sancloud-bbe-lite.dtb; fi; " \
|
|
"if test $board_name = BBE_EX_WIFI; then " \
|
|
"setenv fdtfile am335x-sancloud-bbe-extended-wifi.dtb; fi; " \
|
|
"if test $board_name = A33515BB; then " \
|
|
"setenv fdtfile am335x-evm.dtb; fi; " \
|
|
"if test $board_name = A335X_SK; then " \
|
|
"setenv fdtfile am335x-evmsk.dtb; fi; " \
|
|
"if test $board_name = A335_ICE && test $ice_mii = rmii; then " \
|
|
"setenv fdtfile am335x-icev2.dtb; fi; " \
|
|
"if test $board_name = A335_ICE && test $ice_mii = mii; then " \
|
|
"setenv fdtfile am335x-icev2-prueth.dtb; fi; " \
|
|
"if test $fdtfile = undefined; then " \
|
|
"echo WARNING: Could not determine device tree to use; fi; \0" \
|
|
"init_console=" \
|
|
"if test $board_name = A335_ICE; then "\
|
|
"setenv console ttyO3,115200n8;" \
|
|
"else " \
|
|
"setenv console ttyO0,115200n8;" \
|
|
"fi;\0" \
|
|
NANDARGS \
|
|
NETARGS \
|
|
DFUARGS \
|
|
BOOTENV
|
|
#endif
|
|
|
|
/* NS16550 Configuration */
|
|
#define CFG_SYS_NS16550_COM1 0x44e09000 /* Base EVM has UART0 */
|
|
#define CFG_SYS_NS16550_COM2 0x48022000 /* UART1 */
|
|
#define CFG_SYS_NS16550_COM3 0x48024000 /* UART2 */
|
|
#define CFG_SYS_NS16550_COM4 0x481a6000 /* UART3 */
|
|
#define CFG_SYS_NS16550_COM5 0x481a8000 /* UART4 */
|
|
#define CFG_SYS_NS16550_COM6 0x481aa000 /* UART5 */
|
|
|
|
#ifdef CONFIG_MTD_RAW_NAND
|
|
/* NAND: device related configs */
|
|
/* NAND: driver related configs */
|
|
#define CFG_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 CFG_SYS_NAND_ECCSIZE 512
|
|
#define CFG_SYS_NAND_ECCBYTES 14
|
|
#endif /* !CONFIG_MTD_RAW_NAND */
|
|
|
|
/* USB Device Firmware Update support */
|
|
#ifndef CONFIG_XPL_BUILD
|
|
#define DFUARGS \
|
|
DFU_ALT_INFO_EMMC \
|
|
DFU_ALT_INFO_MMC \
|
|
DFU_ALT_INFO_RAM \
|
|
DFU_ALT_INFO_NAND
|
|
#endif
|
|
|
|
/*
|
|
* NOR Size = 16 MiB
|
|
* Number of Sectors/Blocks = 128
|
|
* Sector Size = 128 KiB
|
|
* Word length = 16 bits
|
|
* Default layout:
|
|
* 0x000000 - 0x07FFFF : U-Boot (512 KiB)
|
|
* 0x080000 - 0x09FFFF : First copy of U-Boot Environment (128 KiB)
|
|
* 0x0A0000 - 0x0BFFFF : Second copy of U-Boot Environment (128 KiB)
|
|
* 0x0C0000 - 0x4BFFFF : Linux Kernel (4 MiB)
|
|
* 0x4C0000 - 0xFFFFFF : Userland (11 MiB + 256 KiB)
|
|
*/
|
|
#if defined(CONFIG_NOR)
|
|
#define CFG_SYS_FLASH_BASE (0x08000000)
|
|
#define CFG_SYS_FLASH_SIZE 0x01000000
|
|
#endif /* NOR support */
|
|
|
|
#endif /* ! __CONFIG_AM335X_EVM_H */
|