mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-09-06 12:53:21 +09:00
![Fabio Estevam](/assets/img/avatar_default.png)
Use the 'hdmidetect' command in U-boot to load the appropriate video arguments. If HDMI is connected during boot then make HDMI as the primary framebuffer, otherwise let LVDS be the primary framebuffer. Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
205 lines
6.1 KiB
C
205 lines
6.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright (C) 2012 Freescale Semiconductor, Inc.
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*
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* Configuration settings for the Freescale i.MX6Q SabreSD board.
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*/
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#ifndef __MX6QSABRE_COMMON_CONFIG_H
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#define __MX6QSABRE_COMMON_CONFIG_H
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#include <linux/stringify.h>
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#include "mx6_common.h"
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/* Size of malloc() pool */
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#define CONFIG_SYS_MALLOC_LEN (10 * SZ_1M)
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/* MMC Configs */
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#define CONFIG_SYS_FSL_ESDHC_ADDR 0
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#ifdef CONFIG_SUPPORT_EMMC_BOOT
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#define EMMC_ENV \
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"emmcdev=2\0" \
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"update_emmc_firmware=" \
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"if test ${ip_dyn} = yes; then " \
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"setenv get_cmd dhcp; " \
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"else " \
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"setenv get_cmd tftp; " \
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"fi; " \
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"if ${get_cmd} ${update_sd_firmware_filename}; then " \
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"if mmc dev ${emmcdev} 1; then " \
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"setexpr fw_sz ${filesize} / 0x200; " \
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"setexpr fw_sz ${fw_sz} + 1; " \
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"mmc write ${loadaddr} 0x2 ${fw_sz}; " \
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"fi; " \
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"fi\0"
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#else
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#define EMMC_ENV ""
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#endif
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#define VIDEO_ARGS "${video_args}"
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#define VIDEO_ARGS_SCRIPT "run video_args_script; "
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#define CONFIG_PREBOOT \
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"if hdmidet; then " \
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"setenv video_interfaces hdmi lvds; " \
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"else " \
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"setenv video_interfaces lvds hdmi; " \
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"fi;"
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"script=boot.scr\0" \
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"image=zImage\0" \
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"fdtfile=undefined\0" \
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"fdt_addr=0x18000000\0" \
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"boot_fdt=try\0" \
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"ip_dyn=yes\0" \
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"console=" CONSOLE_DEV "\0" \
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"dfuspi=dfu 0 sf 0:0:10000000:0\0" \
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"dfu_alt_info_spl=spl raw 0x400\0" \
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"dfu_alt_info_img=u-boot raw 0x10000\0" \
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"dfu_alt_info=spl raw 0x400\0" \
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"fdt_high=0xffffffff\0" \
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"initrd_high=0xffffffff\0" \
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"splashimage=" __stringify(CONFIG_LOADADDR) "\0" \
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"mmcdev=" __stringify(CONFIG_SYS_MMC_ENV_DEV) "\0" \
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"mmcpart=1\0" \
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"finduuid=part uuid mmc ${mmcdev}:2 uuid\0" \
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"update_sd_firmware=" \
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"if test ${ip_dyn} = yes; then " \
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"setenv get_cmd dhcp; " \
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"else " \
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"setenv get_cmd tftp; " \
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"fi; " \
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"if mmc dev ${mmcdev}; then " \
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"if ${get_cmd} ${update_sd_firmware_filename}; then " \
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"setexpr fw_sz ${filesize} / 0x200; " \
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"setexpr fw_sz ${fw_sz} + 1; " \
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"mmc write ${loadaddr} 0x2 ${fw_sz}; " \
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"fi; " \
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"fi\0" \
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EMMC_ENV \
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"video_args_hdmi=setenv video_args $video_args " \
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"video=mxcfb${fb}:dev=hdmi,1280x720M@60,if=RGB24\0" \
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"video_args_lvds=setenv video_args $video_args " \
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"video=mxcfb${fb}:dev=ldb,LDB-XGA,if=RGB666\0" \
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"video_args_lcd=setenv video_args $video_args " \
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"video=mxcfb${fb}:dev=lcd,CLAA-WVGA,if=RGB666\0" \
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"fb=0\0" \
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"video_args_script=" \
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"for v in ${video_interfaces}; do " \
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"run video_args_${v}; " \
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"setexpr fb $fb + 1; " \
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"done\0" \
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"mmcargs=setenv bootargs console=${console},${baudrate} " \
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"root=PARTUUID=${uuid} rootwait rw " \
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VIDEO_ARGS "\0" \
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"loadbootscript=" \
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"load mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script} || " \
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"load mmc ${mmcdev}:${mmcpart} ${loadaddr} boot/${script};\0" \
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"bootscript=echo Running bootscript from mmc ...; " \
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"source\0" \
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"loadimage=load mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image} || " \
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"load mmc ${mmcdev}:${mmcpart} ${loadaddr} boot/${image}\0" \
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"loadfdt=load mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdtfile} || " \
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"load mmc ${mmcdev}:${mmcpart} ${fdt_addr} boot/${fdtfile}\0" \
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"mmcboot=echo Booting from mmc ...; " \
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"run finduuid; " \
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VIDEO_ARGS_SCRIPT \
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"run mmcargs; " \
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"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
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"if run loadfdt; then " \
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"bootz ${loadaddr} - ${fdt_addr}; " \
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"else " \
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"if test ${boot_fdt} = try; then " \
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"bootz; " \
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"else " \
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"echo WARN: Cannot load the DT; " \
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"fi; " \
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"fi; " \
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"else " \
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"bootz; " \
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"fi;\0" \
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"netargs=setenv bootargs console=${console},${baudrate} " \
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"root=/dev/nfs " \
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"ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
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"netboot=echo Booting from net ...; " \
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"run netargs; " \
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"if test ${ip_dyn} = yes; then " \
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"setenv get_cmd dhcp; " \
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"else " \
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"setenv get_cmd tftp; " \
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"fi; " \
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"${get_cmd} ${image}; " \
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"if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \
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"if ${get_cmd} ${fdt_addr} ${fdtfile}; then " \
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"bootz ${loadaddr} - ${fdt_addr}; " \
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"else " \
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"if test ${boot_fdt} = try; then " \
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"bootz; " \
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"else " \
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"echo WARN: Cannot load the DT; " \
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"fi; " \
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"fi; " \
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"else " \
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"bootz; " \
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"fi;\0" \
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"findfdt="\
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"if test $fdtfile = undefined; then " \
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"if test $board_name = SABREAUTO && test $board_rev = MX6QP; then " \
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"setenv fdtfile imx6qp-sabreauto.dtb; fi; " \
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"if test $board_name = SABREAUTO && test $board_rev = MX6Q; then " \
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"setenv fdtfile imx6q-sabreauto.dtb; fi; " \
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"if test $board_name = SABREAUTO && test $board_rev = MX6DL; then " \
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"setenv fdtfile imx6dl-sabreauto.dtb; fi; " \
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"if test $board_name = SABRESD && test $board_rev = MX6QP; then " \
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"setenv fdtfile imx6qp-sabresd.dtb; fi; " \
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"if test $board_name = SABRESD && test $board_rev = MX6Q; then " \
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"setenv fdtfile imx6q-sabresd.dtb; fi; " \
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"if test $board_name = SABRESD && test $board_rev = MX6DL; then " \
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"setenv fdtfile imx6dl-sabresd.dtb; fi; " \
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"if test $fdtfile = undefined; then " \
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"echo WARNING: Could not determine dtb to use; fi; " \
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"fi;\0" \
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#define CONFIG_BOOTCOMMAND \
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"run findfdt;" \
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"mmc dev ${mmcdev};" \
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"if mmc rescan; then " \
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"if run loadbootscript; then " \
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"run bootscript; " \
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"else " \
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"if run loadimage; then " \
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"run mmcboot; " \
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"else run netboot; " \
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"fi; " \
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"fi; " \
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"else run netboot; fi"
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#define CONFIG_ARP_TIMEOUT 200UL
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/* Physical Memory Map */
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#define PHYS_SDRAM MMDC0_ARB_BASE_ADDR
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#define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM
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#define CONFIG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR
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#define CONFIG_SYS_INIT_RAM_SIZE IRAM_SIZE
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#define CONFIG_SYS_INIT_SP_OFFSET \
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(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
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#define CONFIG_SYS_INIT_SP_ADDR \
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(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
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/* Environment organization */
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/* Framebuffer */
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#define CONFIG_VIDEO_LOGO
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#define CONFIG_VIDEO_BMP_LOGO
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#define CONFIG_IMX_HDMI
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#define CONFIG_IMX_VIDEO_SKIP
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#define CONFIG_USBD_HS
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#endif /* __MX6QSABRE_COMMON_CONFIG_H */
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