MTK_Android资料

MTK6575

 MediatekMT6575

 12.2x12.2mm 537 balls, BGA, 0.4mm, 40nm

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41

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64-Poly, MP3,AAC,HE-AAC,

WMA,G.711,G.723.1,G.729,AWB+,3D effect Dual mic, Digital

micsupport

78'$B!?/#C1 MPEG4/H.264: 720p @ 30fps

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UARTx4, SIMx2, R-touch, PCMx1, I2Sx2, I2Cx3, SPIx1 SDIOx4 ,

Key Matrix 8x8 +2,MD UARTx2 USB 2.0 HS OTG int. PHY x 1,

USB FS host x 1

Gpio 配置：mediatek/source/dct/DrvGen.exe

-->>mediatek/custom/zhephone75_ics/kernel/dct/dct/codegen.dws

mediatek\config\***

1、ProjectConfig.mk & BoardConfig.mk ： makefile 变量

2、init.rc 初始化的脚本

3、system.prop：java 层的配置

kernel 配置目录：mediatek/config/projectname/autoconfig/kconfig/project

default config: mediatek/config/common/autoconfig/kconfig/config.mk

mediatek/config/mtk6573/autoconfig/kconfig/platform

Android platform config: int.rc,system.prop,BoardConfig.mk,AndriodBoard.mk,

编译信息：buildinfo.sh

UBOOT

Start.s

Cpu.c->mt6573_board.c->env_init->init_baudrate(board.c)->serial_init(mt6573_serial.c)-

>console_init_f(console.c)->display_banner(mt6573.c)->dram_init(mt6573.c)-

>display_dram_config(board.c)

U_boot boot command procedure:

Main_loop(main.c)-> do_nand_boot(bootm.c)->mboot_android_load_bootimg_hdr(load_image.c)-

>mboot_android_load_bootimg(load_image.c)->

setup_start_tag(bd)/setup_serial_tag(&params)/..../setup_end_tag(bd)->call thekernel(armlinux.c)

STANDARD_CHARGER,

}USB_CHARGER_TYPE;

Pre-loader Source Tree

/mediatek/custom/<project>/preloader

U-Boot Source Tree

mediatek\platform\mt6573\uboot\

Kernel drivel mach

\mediatek\platform\mt6575\kernel\core\mt6575_devs.c

board_init

1) preloader：mediatek\platform\mt6575\preloader\src\core\main.c 中 main()函数

CUSTOM_HAL_MAIN_BACKUP_LENS =

CUSTOM_HAL_SUB_LENS = dummy_lens

CUSTOM_HAL_SUB_BACKUP_LENS =

CUSTOM_HAL_MAIN_IMGSENSOR = ov5640_yuv

CUSTOM_HAL_MAIN_BACKUP_IMGSENSOR =

CUSTOM_HAL_SUB_IMGSENSOR = ov7675_yuv

CUSTOM_HAL_SUB_BACKUP_IMGSENSOR =

Sensor and Lens drivers

alps\mediatek\custom\common\kernel\imgsensor\

alps\mediatek\custom\common\kernel\lens\

alps\mediatek\custom\common\hal\camera\camera

mart Phone Sensor Driver File Architecture