spi-mx21.use

来自「QNX ADS BSP code for i.MX27 chips」· USE 代码 · 共 16 行

%C Driver for MX21 CSPI controllers

Syntax:
  spi-master -d mx21 [option[,option ...]] ... &

Options (to override autodetected defaults):

  base=address        Base address of CSPI controller, default 0x1000E000
  irq=num             IRQ of the interface, default 16
  clock=num           CSPI clock, default 33.25MHz
  period=[32K=]num    CSPI sample period clock, default 0

Examples:
  # Start CSPI driver with base address, IRQ and period clock
  spi-master -d mx21 base=0x1000F000,irq=15,period=32K=2