linux-kernel - Re: [PATCH v2] pxa/hx4700: add platform device and I2C info for AK4641 codec

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Date:	Sat, 31 Dec 2011 13:35:29 +0000 (GMT)
From:	Paul Parsons <lost.distance@...oo.com>
To:	linux-kernel@...r.kernel.org, Axel Lin <axel.lin@...il.com>
Cc:	Philipp Zabel <philipp.zabel@...il.com>,
	Dmitry Artamonow <mad_soft@...ox.ru>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Liam Girdwood <lrg@...com>,
	Haojian Zhuang <haojian.zhuang@...vell.com>,
	Eric Miao <eric.y.miao@...il.com>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2] pxa/hx4700: add platform device and I2C info for AK4641 codec

Works for me on linux-3.2-rc7.

Tested-by: Paul Parsons <lost.distance@...oo.com>

--- On Fri, 30/12/11, Axel Lin <axel.lin@...il.com> wrote:

> From: Axel Lin <axel.lin@...il.com>
> Subject: [PATCH v2] pxa/hx4700: add platform device and I2C info for AK4641 codec
> To: linux-kernel@...r.kernel.org
> Cc: "Philipp Zabel" <philipp.zabel@...il.com>, "Dmitry Artamonow" <mad_soft@...ox.ru>, "Mark Brown" <broonie@...nsource.wolfsonmicro.com>, "Liam Girdwood" <lrg@...com>, "Haojian Zhuang" <haojian.zhuang@...vell.com>, "Eric Miao" <eric.y.miao@...il.com>, linux-arm-kernel@...ts.infradead.org
> Date: Friday, 30 December, 2011, 4:06
> The audio on hx4700 needs this to
> properly work.
> 
> Signed-off-by: Philipp Zabel <philipp.zabel@...il.com>
> Signed-off-by: Dmitry Artamonow <mad_soft@...ox.ru>
> Signed-off-by: Axel Lin <axel.lin@...il.com>
> Acked-by: Marek Vasut <marek.vasut@...il.com>
> ---
> v2: Avoid rename AK4641 power GPIOs.
> 
>  arch/arm/mach-pxa/hx4700.c |   25
> +++++++++++++++++++++++++
>  1 files changed, 25 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/arm/mach-pxa/hx4700.c
> b/arch/arm/mach-pxa/hx4700.c
> index fb9b62d..208eef1 100644
> --- a/arch/arm/mach-pxa/hx4700.c
> +++ b/arch/arm/mach-pxa/hx4700.c
> @@ -45,6 +45,7 @@
>  #include <mach/hx4700.h>
>  #include <mach/irda.h>
>  
> +#include <sound/ak4641.h>
>  #include <video/platform_lcd.h>
>  #include <video/w100fb.h>
>  
> @@ -765,6 +766,28 @@ static struct i2c_board_info
> __initdata pi2c_board_info[] = {
>  };
>  
>  /*
> + * Asahi Kasei AK4641 on I2C
> + */
> +
> +static struct ak4641_platform_data ak4641_info = {
> +    .gpio_power = GPIO27_HX4700_CODEC_ON,
> +    .gpio_npdn  =
> GPIO109_HX4700_CODEC_nPDN,
> +};
> +
> +static struct i2c_board_info i2c_board_info[] __initdata =
> {
> +    {
> +       
> I2C_BOARD_INFO("ak4641", 0x12),
> +        .platform_data =
> &ak4641_info,
> +    },
> +};
> +
> +static struct platform_device audio = {
> +    .name    =
> "hx4700-audio",
> +    .id    = -1,
> +};
> +
> +
> +/*
>   * PCMCIA
>   */
>  
> @@ -790,6 +813,7 @@ static struct platform_device
> *devices[] __initdata = {
>      &gpio_vbus,
>      &power_supply,
>      &strataflash,
> +    &audio,
>      &pcmcia,
>  };
>  
> @@ -827,6 +851,7 @@ static void __init hx4700_init(void)
>      pxa_set_ficp_info(&ficp_info);
>      pxa27x_set_i2c_power_info(NULL);
>      pxa_set_i2c_info(NULL);
> +    i2c_register_board_info(0,
> ARRAY_AND_SIZE(i2c_board_info));
>      i2c_register_board_info(1,
> ARRAY_AND_SIZE(pi2c_board_info));
>      pxa2xx_set_spi_info(2,
> &pxa_ssp2_master_info);
>     
> spi_register_board_info(ARRAY_AND_SIZE(tsc2046_board_info));
> -- 
> 1.7.5.4
> 
> 
> 
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