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| author | Ash Charles <ashcharles@gmail.com> | 2014-05-07 08:24:11 -0700 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2014-05-13 19:47:51 -0400 |
| commit | 2d92ba844068a72b50fbedbb17937ed264ef754a (patch) | |
| tree | 5901af7389bcd7341073685a01426f121500f377 /include/configs/pepper.h | |
| parent | 532d5318282f9bdc1d6987cfff988c75105d66cf (diff) | |
| download | u-boot-imx-2d92ba844068a72b50fbedbb17937ed264ef754a.zip u-boot-imx-2d92ba844068a72b50fbedbb17937ed264ef754a.tar.gz u-boot-imx-2d92ba844068a72b50fbedbb17937ed264ef754a.tar.bz2 | |
am335x: pepper: Add Gumstix Pepper AM335x-based machine
This adds the Gumstix Pepper[1] single-board computer based on the
TI AM335x processor. Schematics are available [2].
[1] https://store.gumstix.com/index.php/products/344/
[2] https://pubs.gumstix.com/boards/PEPPER/
Signed-off-by: Ash Charles <ash@gumstix.com>
[trini: Move 'cdev' in board.c down to under #ifdef's where it's used]
Signed-off-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'include/configs/pepper.h')
| -rw-r--r-- | include/configs/pepper.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/include/configs/pepper.h b/include/configs/pepper.h new file mode 100644 index 0000000..cc153ab --- /dev/null +++ b/include/configs/pepper.h @@ -0,0 +1,99 @@ +/* + * Copyright (C) 2013 Gumstix, Inc. - http://www.gumstix.com/ + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __CONFIG_PEPPER_H +#define __CONFIG_PEPPER_H + +#define CONFIG_MMC +#include <configs/ti_am335x_common.h> + +#undef CONFIG_BOARD_LATE_INIT +#undef CONFIG_SPL_OS_BOOT + +/* Clock defines */ +#define V_OSCK 24000000 /* Clock output from T2 */ +#define V_SCLK (V_OSCK) + +#undef CONFIG_SYS_PROMPT +#define CONFIG_SYS_PROMPT "pepper# " + +/* Mach type */ +#define MACH_TYPE_PEPPER 4207 /* Until the next sync */ +#define CONFIG_MACH_TYPE MACH_TYPE_PEPPER + +#define CONFIG_ENV_SIZE (128 << 10) /* 128 KiB */ +#define CONFIG_ENV_IS_NOWHERE +/* Display cpuinfo */ +#define CONFIG_DISPLAY_CPUINFO + +#define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG +#define CONFIG_EXTRA_ENV_SETTINGS \ + DEFAULT_LINUX_BOOT_ENV \ + "bootdir=/boot\0" \ + "bootfile=zImage\0" \ + "fdtfile=am335x-pepper.dtb\0" \ + "console=ttyO0,115200n8\0" \ + "optargs=\0" \ + "mmcdev=0\0" \ + "mmcroot=/dev/mmcblk0p2 rw\0" \ + "mmcrootfstype=ext3 rootwait\0" \ + "mmcargs=setenv bootargs console=${console} " \ + "${optargs} " \ + "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" \ + "mmcload=load mmc ${mmcdev}:2 ${loadaddr} ${bootdir}/${bootfile}; " \ + "load mmc ${mmcdev}:2 ${fdtaddr} ${bootdir}/${fdtfile}\0" \ + "loaduimage=fatload mmc ${mmcdev}:1 ${loadaddr} uImage\0" \ + "uimageboot=echo Booting from mmc${mmcdev} ...; " \ + "run mmcargs; " \ + "bootm ${loadaddr}\0" \ + "mmcboot=echo Booting from mmc ...; " \ + "run mmcargs; " \ + "bootz ${loadaddr} - ${fdtaddr}\0" \ + "ubiboot=echo Booting from nand (ubifs) ...; " \ + "run ubiargs; run ubiload; " \ + "bootz ${loadaddr} - ${fdtaddr}\0" \ + +#define CONFIG_BOOTCOMMAND \ + "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 $uenvcmd; then " \ + "echo Running uenvcmd ...;" \ + "run uenvcmd;" \ + "fi;" \ + "if run mmcload; then " \ + "run mmcboot;" \ + "fi;" \ + "if run loaduimage; then " \ + "run uimageboot;" \ + "fi;" \ + "fi;" \ + +/* Serial console configuration */ +#define CONFIG_CONS_INDEX 1 /* UART0 */ +#define CONFIG_SERIAL1 1 +#define CONFIG_SYS_NS16550_COM1 0x44e09000 + +/* Ethernet support */ +#define CONFIG_PHY_GIGE +#define CONFIG_PHYLIB +#define CONFIG_PHY_ADDR 0 +#define CONFIG_PHY_MICREL +#define CONFIG_PHY_MICREL_KSZ9021 +#define CONFIG_PHY_RESET_DELAY 1000 + +/* SPL */ +#define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/am33xx/u-boot-spl.lds" + +#endif /* __CONFIG_PEPPER_H */ |