ASoC: machine driver for Toshiba e750
This patch adds support for the wm9705 ac97 codec as used in the Toshiba e750
PDA. It includes support for powering up / down the external headphone and
speaker amplifiers on this machine.
Signed-off-by: Ian Molton <ian@mnementh.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/arch/arm/mach-pxa/e750.c b/arch/arm/mach-pxa/e750.c
index be1ab8e..665066f 100644
--- a/arch/arm/mach-pxa/e750.c
+++ b/arch/arm/mach-pxa/e750.c
@@ -133,6 +133,11 @@
/* IrDA */
GPIO38_GPIO | MFP_LPM_DRIVE_HIGH,
+ /* Audio power control */
+ GPIO4_GPIO, /* Headphone amp power */
+ GPIO7_GPIO, /* Speaker amp power */
+ GPIO37_GPIO, /* Headphone detect */
+
/* PC Card */
GPIO8_GPIO, /* CD0 */
GPIO44_GPIO, /* CD1 */
diff --git a/arch/arm/mach-pxa/include/mach/eseries-gpio.h b/arch/arm/mach-pxa/include/mach/eseries-gpio.h
index efbd2aa..02b28e0 100644
--- a/arch/arm/mach-pxa/include/mach/eseries-gpio.h
+++ b/arch/arm/mach-pxa/include/mach/eseries-gpio.h
@@ -45,6 +45,11 @@
/* e7xx IrDA power control */
#define GPIO_E7XX_IR_OFF 38
+/* e750 audio control GPIOs */
+#define GPIO_E750_HP_AMP_OFF 4
+#define GPIO_E750_SPK_AMP_OFF 7
+#define GPIO_E750_HP_DETECT 37
+
/* ASIC related GPIOs */
#define GPIO_ESERIES_TMIO_IRQ 5
#define GPIO_ESERIES_TMIO_PCLR 19