On Mon, Feb 21, 2011 at 12:12, Jarkko Nikula <jhnikula@xxxxxxxxx> wrote:
> Add SI4713 FM transmitter supplies, platform data and setup to RX-51/N900.
> It is connected to line output signals of TLV320AIC34 codec A part.
> Driver can be either built-in or a module. It can be tuned with v4l2-ctl
> from ivtv-utils. Following examples illustrate the use of it:
>
> v4l2-ctl -d /dev/radio0 --set-ctrl=mute=0 (power up)
> v4l2-ctl -d /dev/radio0 -f 107900 (tune 107.9 MHz)
>
> v4l2-ctl -d /dev/radio0 --set-ctrl=mute=1 (power down)
>
> Signed-off-by: Jarkko Nikula <jhnikula@xxxxxxxxx>
> ---
> Resend = forgot to cc LAKML.
> ---
<<snip>>
> +
> +static __init void rx51_init_si4713(void)
> +{
> + int err;
> +
> + err = gpio_request_one(RX51_FMTX_IRQ, GPIOF_DIR_IN, "si4713 irq");
> + if (err) {
> + printk(KERN_ERR "Cannot request si4713 irq gpio. %d\n", err);
use pr_err instead of printk.
> + return;
> + }
> + rx51_si4713_board_info.irq = gpio_to_irq(RX51_FMTX_IRQ);
> + platform_device_register(&rx51_si4713_dev);
> +}
> +
<<snip>>
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