Messages in this thread Patch in this message | | | Subject | [PATCH RESNED] pxa/hx4700: add platform device and I2C info for AK4641 codec | From | Axel Lin <> | Date | Fri, 17 Feb 2012 09:57:22 +0800 |
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The audio on hx4700 needs this to properly work.
Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com> Signed-off-by: Dmitry Artamonow <mad_soft@inbox.ru> Signed-off-by: Axel Lin <axel.lin@gmail.com> Acked-by: Marek Vasut <marek.vasut@gmail.com> Tested-by: Paul Parsons <lost.distance@yahoo.com> Cc: stable@vger.kernel.org [3.0+] --- Hi Eric, Haojian, The audio on hx4700 needs this patch to properly work. Any chance to apply it for 3.3? I also add CC stable for 3.0+ in the commit log, this patch is required since commit c26f64 "ASoC: add iPAQ hx4700 machine driver".
Regards, Axel 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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