[PATCH RESNED] pxa/hx4700: add platform device and I2C info forAK4641 codec

From: Axel Lin
Date: Thu Feb 16 2012 - 20:57:33 EST


The audio on hx4700 needs this to properly work.

Signed-off-by: Philipp Zabel <philipp.zabel@xxxxxxxxx>
Signed-off-by: Dmitry Artamonow <mad_soft@xxxxxxxx>
Signed-off-by: Axel Lin <axel.lin@xxxxxxxxx>
Acked-by: Marek Vasut <marek.vasut@xxxxxxxxx>
Tested-by: Paul Parsons <lost.distance@xxxxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx [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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