ENGR00124740-4 MX25/35 ALSA: Changes due to ESAI as platform device

Make ESAI as a platform device, and pass the audio data to use
the external memory by default.

Signed-off-by: William Lai <b04597@freescale.com>

3 files changed, 100 insertions, 5 deletions

diff --git a/arch/arm/mach-mx25/devices.c b/arch/arm/mach-mx25/devices.c
index 093e8e146f20..73ed01ab6b57 100644
--- a/arch/arm/mach-mx25/devices.c
+++ b/arch/arm/mach-mx25/devices.c
@@ -555,11 +555,58 @@ static inline void mxc_init_flexcan(void)
 }
 #endif
 
+#if defined(CONFIG_SND_MXC_SOC_ESAI) || defined(CONFIG_SND_MXC_SOC_ESAI_MODULE)
+
+static struct mxc_esai_platform_data esai_data = {
+	.activate_esai_ports = gpio_activate_esai_ports,
+	.deactivate_esai_ports = gpio_deactivate_esai_ports,
+};
+
+static struct resource esai_resources[] = {
+	{
+		.start = ESAI_BASE_ADDR,
+		.end = ESAI_BASE_ADDR + 0x100,
+		.flags = IORESOURCE_MEM,
+	},
+	{
+		.start = MXC_INT_ESAI,
+		.end = MXC_INT_ESAI,
+		.flags = IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device mxc_esai_device = {
+	.name = "mxc_esai",
+	.id = 0,
+	.num_resources = ARRAY_SIZE(esai_resources),
+	.resource = esai_resources,
+	.dev = {
+		.release = mxc_nop_release,
+		.platform_data = &esai_data,
+	},
+};
+
+static void mxc_init_esai(void)
+{
+	platform_device_register(&mxc_esai_device);
+}
+#else
+static void mxc_init_esai(void)
+{
+
+}
+#endif
+
+static struct mxc_audio_platform_data mxc_surround_audio_data = {
+	.ext_ram = 1,
+};
+
 static struct platform_device mxc_alsa_surround_device = {
 	.name = "imx-3stack-wm8580",
 	.id = 0,
 	.dev = {
 		.release = mxc_nop_release,
+		.platform_data = &mxc_surround_audio_data,
 		},
 };
 
@@ -670,7 +717,7 @@ static int __init mxc_init_devices(void)
 	mxc_init_flexcan();
 	mxc_init_iim();
 	mxc_init_ssi();
-
+	mxc_init_esai();
 	return 0;
 }
 
diff --git a/arch/arm/mach-mx25/mx25_3stack_gpio.c b/arch/arm/mach-mx25/mx25_3stack_gpio.c
index 5f7dd4f63b06..23d9505e7941 100644
--- a/arch/arm/mach-mx25/mx25_3stack_gpio.c
+++ b/arch/arm/mach-mx25/mx25_3stack_gpio.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2008-2009 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright 2008-2010 Freescale Semiconductor, Inc. All Rights Reserved.
  */
 
 /*
@@ -1333,10 +1333,10 @@ void gpio_activate_audio_ports(void)
 EXPORT_SYMBOL(gpio_activate_audio_ports);
 
 /*!
- * This function inactivates DAM port 4 for
+ * This function deactivates DAM port 4 for
  * audio I/O
  */
-void gpio_inactive_audio_ports(void)
+void gpio_deactive_audio_ports(void)
 {
 	gpio_request(IOMUX_TO_GPIO(MX25_PIN_EB0), NULL); /*SSI4_STXD*/
 	gpio_request(IOMUX_TO_GPIO(MX25_PIN_EB1), NULL); /*SSI4_SRXD*/
@@ -1352,7 +1352,7 @@ void gpio_inactive_audio_ports(void)
 	mxc_free_iomux(MX25_PIN_A10, MUX_CONFIG_GPIO);
 	mxc_free_iomux(MX25_PIN_D13, MUX_CONFIG_GPIO);
 }
-EXPORT_SYMBOL(gpio_inactive_audio_ports);
+EXPORT_SYMBOL(gpio_deactive_audio_ports);
 
 int headphone_det_status(void)
 {
diff --git a/arch/arm/mach-mx35/devices.c b/arch/arm/mach-mx35/devices.c
index 7687d0e0b09d..9d030e1ecfeb 100644
--- a/arch/arm/mach-mx35/devices.c
+++ b/arch/arm/mach-mx35/devices.c
@@ -585,11 +585,58 @@ static inline void mxc_init_spdif(void)
 	platform_device_register(&mxc_alsa_spdif_device);
 }
 
+#if defined(CONFIG_SND_MXC_SOC_ESAI) || defined(CONFIG_SND_MXC_SOC_ESAI_MODULE)
+
+static struct mxc_esai_platform_data esai_data = {
+	.activate_esai_ports = gpio_activate_esai_ports,
+	.deactivate_esai_ports = gpio_deactivate_esai_ports,
+};
+
+static struct resource esai_resources[] = {
+	{
+		.start = ESAI_BASE_ADDR,
+		.end = ESAI_BASE_ADDR + 0x100,
+		.flags = IORESOURCE_MEM,
+	},
+	{
+		.start = MXC_INT_ESAI,
+		.end = MXC_INT_ESAI,
+		.flags = IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device mxc_esai_device = {
+	.name = "mxc_esai",
+	.id = 0,
+	.num_resources = ARRAY_SIZE(esai_resources),
+	.resource = esai_resources,
+	.dev = {
+		.release = mxc_nop_release,
+		.platform_data = &esai_data,
+		},
+};
+
+static void mxc_init_esai(void)
+{
+	platform_device_register(&mxc_esai_device);
+}
+#else
+static void mxc_init_esai(void)
+{
+
+}
+#endif
+
+static struct mxc_audio_platform_data mxc_surround_audio_data = {
+	.ext_ram = 1,
+};
+
 static struct platform_device mxc_alsa_surround_device = {
 	.name = "imx-3stack-wm8580",
 	.id = 0,
 	.dev = {
 		.release = mxc_nop_release,
+		.platform_data = &mxc_surround_audio_data,
 		},
 };
 
@@ -873,6 +920,7 @@ int __init mxc_init_devices(void)
 	mxc_init_iim();
 	mxc_init_gpu();
 	mxc_init_ssi();
+	mxc_init_esai();
 
 	return 0;
 }