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    SubjectRe: [UIO] SMX UIO interface
      Ben Nizette wrote:
    > On 01/09/2010, at 5:22 PM, Armin Steinhoff wrote:
    >> Hi Ben,
    >> I have a question about the SMX UIO Interface.
    >> In the SMX module you are reading the data of the platform resourses:
    >> regs = platform_get_resource(dev, IORESOURCE_MEM, 0);
    >> if (!regs) {
    >> dev_err(&dev->dev, "No memory resource specified\n");
    >> goto out_free;
    >> }
    >> But who sets these data initially ?
    > Who ever sets up the platform device that will bind to this driver, usually the board code (eg on avr32 arch/avr32/boards/*/setup.c, ARM is somewhere under arch/arm/mach-*/ I think).
    > The board code would create an array of struct resource with the appropriate memory regions and an IRQ entry, create a struct platform_device with the right content to bind to that driver, set the platform_device .resource field to the previously created array then call platform_device_register() to kick things off.

    That means there is additionally an individual driver of the board
    and the UIO interface is just for open up the hardware interfaces ?



    > --Ben.
    >> Cheers
    >> --Armin

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