MTK 的 Driver 底层驱动培训资料(基础)

MTK_Device Driver_TrainingDevice Driver

Liu Yong 2005 Sep Yong_liu@mtkcn.com

Outline


Driver Overview Address mapping Boot up EMI & Flash PMIC & SIM ADC EINT AUX task BMT Keypad GPIO



PWM UART USB Audio configure LCD Camera

2

Overview
IrDA

MMI

L4 Device Driver
Baseband Chipset Synthesizer
Audio In/Out

Layer 1
RF PMIC Module

Bluetooth

Audio Codec

USB

SD/ MMC

Touch Panel

LCD LCD Display Display

Media IC

Camera

Accessories:
Bluetooth headset

USB data cable

3

MT6205 Solution Diagram

4

MT6218 Solution Diagram

5

MT6219 Solution Diagram

6

Base band address mapping (Example)
MCU 32bit Address Space FFFF_FFFFh A000_0000h 9FFF_FFFFh 9000_0000h 8FFF_FFFFh 8000_0000h 7FFF_FFFFh 7000_0000h 6FFF_FFFFh 5000_0000h 4FFF_FFFFh 4000_0000h 3FFF_FFFFh 0000_0000h

Memory Reserved 9800_0000h