csr lowpower mode:adding bluesleep support for csr

Adding bluesleep support for CSR chip

BUG 691608

Change-Id: I5cb9420201e99b36a9ee26a411c0312b3c6e3fa1
Reviewed-on: http://git-master/r/9678
Reviewed-by: Varun Colbert <vcolbert@nvidia.com>
Tested-by: Varun Colbert <vcolbert@nvidia.com>

3 files changed, 52 insertions, 3 deletions

diff --git a/arch/arm/mach-tegra/board-generic.c b/arch/arm/mach-tegra/board-generic.c
index f1f26ce2777f..d2de4a4ac4b1 100644
--- a/arch/arm/mach-tegra/board-generic.c
+++ b/arch/arm/mach-tegra/board-generic.c
@@ -326,7 +326,7 @@ static noinline void __init tegra_setup_bluesleep(void)
 	res[2].name   = "host_wake";
 	res[2].start  = gpio_to_irq(TEGRA_GPIO_PU6);
 	res[2].end    = gpio_to_irq(TEGRA_GPIO_PU6);
-	res[2].flags  = IORESOURCE_IRQ;
+	res[2].flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE ;
 
 	if (platform_device_add_resources(pdev, res, 3)) {
 		pr_err("unable to add resources to bluesleep device\n");
@@ -348,7 +348,54 @@ err_free_dev:
 #else
 static inline void tegra_setup_bluesleep(void) { }
 #endif
+#ifdef CONFIG_BT_BLUESLEEP
+static noinline void __init tegra_setup_bluesleep_csr(void)
+{
+	struct platform_device *pdev = NULL;
+	struct resource *res;
+
+	pdev = platform_device_alloc("bluesleep", 0);
+	if (!pdev) {
+		pr_err("unable to allocate platform device for bluesleep");
+		return;
+	}
+
+	res = kzalloc(sizeof(struct resource) * 2, GFP_KERNEL);
+	if (!res) {
+		pr_err("unable to allocate resource for bluesleep\n");
+		goto err_free_dev;
+	}
+
+	res[0].name   = "gpio_host_wake";
+	res[0].start  = TEGRA_GPIO_PU6;
+	res[0].end    = TEGRA_GPIO_PU6;
+	res[0].flags  = IORESOURCE_IO;
 
+	res[1].name   = "host_wake";
+	res[1].start  = gpio_to_irq(TEGRA_GPIO_PU6);
+	res[1].end    = gpio_to_irq(TEGRA_GPIO_PU6);
+	res[1].flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE;
+
+	if (platform_device_add_resources(pdev, res, 2)) {
+		pr_err("unable to add resources to bluesleep device\n");
+		goto err_free_res;
+	}
+
+	if (platform_device_add(pdev)) {
+		pr_err("unable to add bluesleep device\n");
+		goto err_free_res;
+	}
+	return;
+
+err_free_res:
+	kfree(res);
+err_free_dev:
+	platform_device_put(pdev);
+	return;
+}
+#else
+static inline void tegra_setup_bluesleep_csr(void) { }
+#endif
 
 
 static void __init tegra_harmony_init(void)
@@ -357,6 +404,7 @@ static void __init tegra_harmony_init(void)
 	tegra_android_platform.product_name = harmony_dev;
 #endif
 	do_system_init(true, true);
+	tegra_setup_bluesleep_csr();
 }
 
 
@@ -379,6 +427,7 @@ static void __init tegra_generic_init(void)
 #endif
 	do_system_init(true, true);
         register_spi_ipc_devices();
+	tegra_setup_bluesleep_csr();
 }
 
 MACHINE_START(VENTANA, "NVIDIA Ventana Development System")
diff --git a/arch/arm/mach-tegra/odm_kit/query/harmony/nvodm_query.c b/arch/arm/mach-tegra/odm_kit/query/harmony/nvodm_query.c
index 5eb105409ace..23ae5bb3a7d9 100644
--- a/arch/arm/mach-tegra/odm_kit/query/harmony/nvodm_query.c
+++ b/arch/arm/mach-tegra/odm_kit/query/harmony/nvodm_query.c
@@ -301,7 +301,7 @@ static NvOdmWakeupPadInfo s_NvOdmWakeupPadInfo[] =
     {NV_FALSE,  4, NvOdmWakeupPadPolarity_High},    // Wake Event  4 - hdmi_int (HDMI_HPD)
     {NV_TRUE,   5, NvOdmWakeupPadPolarity_Low},     // Wake Event  5 - vgp[6] (VI_GP6, Flash_EN2)
     {NV_FALSE,  6, NvOdmWakeupPadPolarity_High},    // Wake Event  6 - gp3_pu[5] (GPS_ON_OFF, GPS_IRQ)
-    {NV_FALSE,  7, NvOdmWakeupPadPolarity_AnyEdge}, // Wake Event  7 - gp3_pu[6] (GPS_INT, BT_IRQ)
+    {NV_TRUE,  7, NvOdmWakeupPadPolarity_AnyEdge}, /* Wake Event  7 - gp3_pu[6] (GPS_INT, BT_IRQ*/
     {NV_FALSE,  8, NvOdmWakeupPadPolarity_AnyEdge}, // Wake Event  8 - gmi_wp_n (MICRO SD_CD)
     {NV_FALSE,  9, NvOdmWakeupPadPolarity_High},    // Wake Event  9 - gp3_ps[2] (KB_COL10)
     {NV_FALSE, 10, NvOdmWakeupPadPolarity_High},    // Wake Event 10 - gmi_ad21 (Accelerometer_TH/TAP)
diff --git a/arch/arm/mach-tegra/odm_kit/query/whistler/nvodm_query.c b/arch/arm/mach-tegra/odm_kit/query/whistler/nvodm_query.c
index 84da33aa6215..346aa035cefe 100644
--- a/arch/arm/mach-tegra/odm_kit/query/whistler/nvodm_query.c
+++ b/arch/arm/mach-tegra/odm_kit/query/whistler/nvodm_query.c
@@ -1557,7 +1557,7 @@ static NvOdmWakeupPadInfo s_NvOdmWakeupPadInfo[] =
     {NV_FALSE,  4, NvOdmWakeupPadPolarity_High},    // Wake Event  4 - hdmi_int (HDMI_HPD)
     {NV_FALSE,  5, NvOdmWakeupPadPolarity_High},    // Wake Event  5 - vgp[6] (VI_GP6, Flash_EN2)
     {NV_FALSE,  6, NvOdmWakeupPadPolarity_High},    // Wake Event  6 - gp3_pu[5] (GPS_ON_OFF, GPS_IRQ)
-    {NV_FALSE,  7, NvOdmWakeupPadPolarity_AnyEdge}, // Wake Event  7 - gp3_pu[6] (GPS_INT, BT_IRQ)
+    {NV_TRUE,  7, NvOdmWakeupPadPolarity_AnyEdge}, /* Wake Event  7 - gp3_pu[6] (GPS_INT, BT_IRQ)*/
     {NV_FALSE,  8, NvOdmWakeupPadPolarity_AnyEdge}, // Wake Event  8 - gmi_wp_n (MICRO SD_CD)
     {NV_FALSE,  9, NvOdmWakeupPadPolarity_High},    // Wake Event  9 - gp3_ps[2] (KB_COL10)
     {NV_FALSE, 10, NvOdmWakeupPadPolarity_High},    // Wake Event 10 - gmi_ad21 (Accelerometer_TH/TAP)