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Diffstat (limited to 'include/configs/olimex_am335x_som.h')
| -rw-r--r-- | include/configs/olimex_am335x_som.h | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/include/configs/olimex_am335x_som.h b/include/configs/olimex_am335x_som.h new file mode 100644 index 0000000000..3f26314811 --- /dev/null +++ b/include/configs/olimex_am335x_som.h @@ -0,0 +1,166 @@ +/* + * olimex_am355x_som.h + * + * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/ + * Copyright (C) ~2016 olimex + * + * 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_OLIMEX_AM335x_SOM_H +#define __CONFIG_OLIMEX_AM335x_SOM_H + +#include <linux/sizes.h> +#include <configs/ti_am335x_common.h> + +#define MACH_TYPE_TIAM335EVM 3589 /* Until the next sync */ +#define CONFIG_MACH_TYPE MACH_TYPE_TIAM335EVM + +/* Clock Defines */ +#define V_OSCK 24000000 /* Clock output from T2 */ +#define V_SCLK (V_OSCK) + +#ifdef CONFIG_NAND +#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x000c0000 +#ifdef CONFIG_SPL_OS_BOOT +#define CONFIG_CMD_SPL_NAND_OFS 0x00080000 /* os parameters */ +#define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x00200000 /* kernel offset */ +#define CONFIG_CMD_SPL_WRITE_SIZE 0x2000 +#endif +#define NANDARGS \ + "mtdids=" MTDIDS_DEFAULT "\0" \ + "mtdparts=" MTDPARTS_DEFAULT "\0" \ + "nandargs=setenv bootargs console=${console} " \ + "${optargs} " \ + "root=${nandroot} " \ + "rootfstype=${nandrootfstype}\0" \ + "nandroot=ubi0:rootfs rw ubi.mtd=NAND.file-system,512\0" \ + "nandrootfstype=ubifs rootwait=1\0" \ + "nandboot=echo Booting from nand ...; " \ + "run nandargs; " \ + "nand read ${fdtaddr} NAND.u-boot-spl-os; " \ + "nand read ${loadaddr} NAND.kernel; " \ + "bootz ${loadaddr} - ${fdtaddr}\0" +#else +#define NANDARGS "" +#endif + +#ifndef CONFIG_SPL_BUILD +#define CONFIG_EXTRA_ENV_SETTINGS \ + DEFAULT_LINUX_BOOT_ENV \ + "boot_fdt=try\0" \ + "bootpart=0:1\0" \ + "bootdir=/boot\0" \ + "bootfile=zImage\0" \ + "fdtfile=undefined\0" \ + "console=ttyO0,115200n8\0" \ + "optargs=\0" \ + "mmcdev=0\0" \ + "mmcroot=/dev/mmcblk0p1 rw\0" \ + "mmcrootfstype=ext4 rootwait\0" \ + "rootpath=/export/rootfs\0" \ + "nfsopts=nolock\0" \ + "mmcargs=setenv bootargs console=${console} " \ + "${optargs} " \ + "${mtdparts} " \ + "root=${mmcroot} " \ + "rootfstype=${mmcrootfstype}\0" \ + "bootenv=uEnv.txt\0" \ + "loadbootenv=load mmc ${mmcdev} ${loadaddr} ${bootenv}\0" \ + "importbootenv=echo Importing environment from mmc ...; " \ + "env import -t $loadaddr $filesize\0" \ + "loadimage=load mmc ${bootpart} ${loadaddr} ${bootdir}/${bootfile}\0" \ + "loadfdt=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}\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" \ + "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" \ + NANDARGS + /*DFUARGS*/ +#endif + +/* NS16550 Configuration */ +#define CONFIG_SYS_NS16550_COM1 0x44e09000 +#define CONFIG_BAUDRATE 115200 +#define CONFIG_CONS_INDEX 1 + +#ifdef CONFIG_NAND +#define CONFIG_SPL_NAND_BOOT +#define CONFIG_NAND_OMAP_GPMC +#define CONFIG_NAND_OMAP_GPMC_PREFETCH +#define CONFIG_NAND_OMAP_ELM +#define CONFIG_SYS_NAND_5_ADDR_CYCLE +#define CONFIG_SYS_NAND_PAGE_COUNT (CONFIG_SYS_NAND_BLOCK_SIZE / \ + CONFIG_SYS_NAND_PAGE_SIZE) +#define CONFIG_SYS_NAND_PAGE_SIZE 2048 +#define CONFIG_SYS_NAND_OOBSIZE 64 +#define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024) +#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS +#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_ONFI_DETECTION +#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW +#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE +#endif + +/* NAND support */ +#ifdef CONFIG_NAND +#define CONFIG_CMD_NAND +#define GPMC_NAND_ECC_LP_x8_LAYOUT 1 +#if !defined(CONFIG_SPI_BOOT) && !defined(CONFIG_NOR_BOOT) +#define MTDIDS_DEFAULT "nand0=nand.0" +#define MTDPARTS_DEFAULT "mtdparts=nand.0:" \ + "128k(NAND.SPL)," \ + "128k(NAND.SPL.backup1)," \ + "128k(NAND.SPL.backup2)," \ + "128k(NAND.SPL.backup3)," \ + "256k(NAND.u-boot-spl-os)," \ + "1m(NAND.u-boot)," \ + "128k(NAND.u-boot-env)," \ + "128k(NAND.u-boot-env.backup1)," \ + "8m(NAND.kernel)," \ + "-(NAND.file-system)" +#endif +#endif + +#endif /* ! __CONFIG_OLIMEX_AM335x_SOM_H */ |