Re: [RFC] MIPS: BCM63XX: register GPIO controller through DeviceTree

[Stephen Warren]

On 11/11/2012 05:50 AM, Jonas Gorski wrote:
> Register the GPIO controller through Device Tree and add the
> appropriate values in the include files.
> 
> Since we can't register a platform driver at this early stage move the
> direct call to bcm63xx_gpio_init from prom_init to an arch initcall.

> diff --git a/Documentation/devicetree/bindings/gpio/bcm63xx-gpio.txt b/Documentation/devicetree/bindings/gpio/bcm63xx-gpio.txt

> +- #gpio-cells: Must be <2>. The first cell is the GPIO pin, and
> +  the second one the standard linux flags.

Also here, I think you want to explicitly document the flag values here
so the bindings don't rely on the Linux kernel code. I don't think
there's a standard central file which documents them though, although I
vaguely recall some discussion to create add them to gpio.txt?
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