On Wednesday 07 November 2012, Vineet Gupta wrote:
> +static struct platform_device arc_uart##n##_dev = {    \
> +       .name = "arc-uart",                             \
> +       .id = n,                                        \
> +       .num_resources = ARRAY_SIZE(arc_uart##n##_res), \
> +       .resource = arc_uart##n##_res,                  \
> +       .dev = {                                        \
> +               .platform_data = &arc_uart_info,        \
> +       },                                              \
> +}
> +
> +ARC_UART_DEV(0);
> +#if CONFIG_SERIAL_ARC_NR_PORTS > 1
> +ARC_UART_DEV(1);
> +#endif
> +
> +static struct platform_device *fpga_early_devs[] __initdata = {
> +#if defined(CONFIG_SERIAL_ARC_CONSOLE)
> +       &arc_uart0_dev,
> +#endif
> +};

statically defining platform devices like this is considered very
bad style, especially since it prevents you from doing proper
boot-time configuration. Please get the available devices from
the boot loader. Normally this is done using a flattened device
tree blob that gets passed, unless you can probe the hardware
directly.

        Arnd
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