[PATCH RESEND] pxa/hx4700: add platform device and I2C info forAK4641 codec
From: Axel Lin
Date: Thu Dec 29 2011 - 21:35:40 EST
Also rename AK4641 power GPIOs to document the codec chip.
Signed-off-by: Philipp Zabel <philipp.zabel@xxxxxxxxx>
Signed-off-by: Dmitry Artamonow <mad_soft@xxxxxxxx>
Signed-off-by: Axel Lin <axel.lin@xxxxxxxxx>
---
This patch was sent by Dmitry Artamonow on https://lkml.org/lkml/2011/5/18/222
and was resent on https://lkml.org/lkml/2011/9/12/100
The audio on hx4700 needs this patch to properly work.
arch/arm/mach-pxa/hx4700.c | 25 +++++++++++++++++++++++++
arch/arm/mach-pxa/include/mach/hx4700.h | 4 ++--
2 files changed, 27 insertions(+), 2 deletions(-)
diff --git a/arch/arm/mach-pxa/hx4700.c b/arch/arm/mach-pxa/hx4700.c
index fb9b62d..1e2b627 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_AK4641_POWER,
+ .gpio_npdn = GPIO109_HX4700_AK4641_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));
diff --git a/arch/arm/mach-pxa/include/mach/hx4700.h b/arch/arm/mach-pxa/include/mach/hx4700.h
index 8bc0291..f0f6015 100644
--- a/arch/arm/mach-pxa/include/mach/hx4700.h
+++ b/arch/arm/mach-pxa/include/mach/hx4700.h
@@ -29,7 +29,7 @@
#define GPIO14_HX4700_nWLAN_IRQ 14
#define GPIO18_HX4700_RDY 18
#define GPIO22_HX4700_LCD_RL 22
-#define GPIO27_HX4700_CODEC_ON 27
+#define GPIO27_HX4700_AK4641_POWER 27
#define GPIO32_HX4700_RS232_ON 32
#define GPIO52_HX4700_CPU_nBATT_FAULT 52
#define GPIO58_HX4700_TSC2046_nPENIRQ 58
@@ -67,7 +67,7 @@
#define GPIO105_HX4700_nIR_ON 105
#define GPIO106_HX4700_CPU_BT_nRESET 106
#define GPIO107_HX4700_SPK_nSD 107
-#define GPIO109_HX4700_CODEC_nPDN 109
+#define GPIO109_HX4700_AK4641_nPDN 109
#define GPIO110_HX4700_LCD_LVDD_3V3_ON 110
#define GPIO111_HX4700_LCD_AVDD_3V3_ON 111
#define GPIO112_HX4700_LCD_N2V7_7V3_ON 112
--
1.7.5.4
--
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