* Charulatha V <charu@xxxxxx> [100518 07:44]:
> This patch adds support for handling GPIO as a HWMOD FW adapted
> platform device for OMAP2PLUS chips.
>
> Signed-off-by: Charulatha V <charu@xxxxxx>
> --- /dev/null
> +++ b/arch/arm/mach-omap2/gpio.c
> +
> +/*
> + * gpio_init needs to be done before
> + * machine_init functions access gpio APIs.
> + * Hence gpio_init is a postcore_initcall.
> + */
> +#ifdef CONFIG_ARCH_OMAP2
> +static int __init omap242x_gpio_init(void)
> +{ if (!cpu_is_omap2420())
> + return -EINVAL;
> +
> + return gpio_init(METHOD_GPIO_24XX);
> +}
> +postcore_initcall(omap242x_gpio_init);
> +
> +static int __init omap243x_gpio_init(void)
> +{
> + if (!cpu_is_omap2430())
> + return -EINVAL;
> +
> + return gpio_init(METHOD_GPIO_24XX);
> +}
> +postcore_initcall(omap243x_gpio_init);
> +#endif
> +
> +#ifdef CONFIG_ARCH_OMAP3
> +static int __init omap3xxx_gpio_init(void)
> +{
> + if (!cpu_is_omap34xx())
> + return -EINVAL;
> +
> + return gpio_init(METHOD_GPIO_24XX);
> +}
> +postcore_initcall(omap3xxx_gpio_init);
> +#endif
> +
> +#ifdef CONFIG_ARCH_OMAP4
> +static int __init omap44xx_gpio_init(void)
> +{
> + if (!cpu_is_omap44xx())
> + return -EINVAL;
> +
> + return gpio_init(METHOD_GPIO_44XX);
> +}
> +postcore_initcall(omap44xx_gpio_init);
> +#endif
What was the reason again for using postcore_initcall? You mentioned
it somewhere, but I forgot already.. Maybe put that into the patch
description too?
Regards,
Tony
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