On Tue, Nov 17, 2009 at 04:53:50PM +0900, Jassi Brar wrote:
> Many SoCs have their I2S pins MUXed with other functions. So we need
> to pass a callback for driver to configure the pins appropriately.
> Hence, the need of platform data and this header.
>
> As and when needed new callbacks and structure pointers maybe added to this
> header.
>
> Signed-off-by: Jassi Brar <jassi.brar@xxxxxxxxxxx>
Acked-by: Ben Dooks <ben-linux@xxxxxxxxx>
> ---
> arch/arm/plat-s3c/include/plat/audio.h | 17 +++++++++++++++++
> 1 files changed, 17 insertions(+), 0 deletions(-)
> create mode 100644 arch/arm/plat-s3c/include/plat/audio.h
>
> diff --git a/arch/arm/plat-s3c/include/plat/audio.h b/arch/arm/plat-s3c/include/plat/audio.h
> new file mode 100644
> index 0000000..f22d23b
> --- /dev/null
> +++ b/arch/arm/plat-s3c/include/plat/audio.h
> @@ -0,0 +1,17 @@
> +/* arch/arm/plat-s3c/include/plat/audio.h
> + *
> + * Copyright (c) 2009 Samsung Electronics Co. Ltd
> + * Author: Jaswinder Singh <jassi.brar@xxxxxxxxxxx>
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> + */
> +
> +/**
> + * struct s3c_audio_pdata - common platform data for audio device drivers
> + * @cfg_gpio: Callback function to setup mux'ed pins in I2S/PCM/AC97 mode
> + */
> +struct s3c_audio_pdata {
> + int (*cfg_gpio)(struct platform_device *);
> +};
> --
> 1.6.2.5
>
--
--
Ben
Q: What's a light-year?
A: One-third less calories than a regular year.
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