am335x GPMC如何控制外设寄存器?
通过以下三步最终得到的地址可以访问外设寄存器吗?
gpmc_cs_request
gpmc_cs_request
ioremap
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am335x GPMC如何控制外设寄存器?
通过以下三步最终得到的地址可以访问外设寄存器吗?
gpmc_cs_request
gpmc_cs_request
ioremap