[ARM] pxa/magician: Enable pxa27x_udc and gpio_vbus

This patch depends on otg_transceiver support in pxa27x_udc
(which is queued via linux-usb) to work.
It compiles also without it.

Signed-off-by: Philipp Zabel <philipp.zabel@gmail.com>
Signed-off-by: Eric Miao <eric.miao@marvell.com>

3 files changed, 79 insertions, 14 deletions

diff --git a/arch/arm/configs/magician_defconfig b/arch/arm/configs/magician_defconfig
index dde50df..4154d61 100644
--- a/arch/arm/configs/magician_defconfig
+++ b/arch/arm/configs/magician_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.29-rc2
-# Sat Jan 17 17:47:17 2009
+# Linux kernel version: 2.6.29-rc3
+# Fri Jan 30 12:42:03 2009
 #
 CONFIG_ARM=y
 CONFIG_HAVE_PWM=y
@@ -44,6 +44,15 @@ CONFIG_SYSVIPC_SYSCTL=y
 # CONFIG_BSD_PROCESS_ACCT is not set
 # CONFIG_TASKSTATS is not set
 # CONFIG_AUDIT is not set
+
+#
+# RCU Subsystem
+#
+CONFIG_CLASSIC_RCU=y
+# CONFIG_TREE_RCU is not set
+# CONFIG_PREEMPT_RCU is not set
+# CONFIG_TREE_RCU_TRACE is not set
+# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=16
@@ -114,11 +123,6 @@ CONFIG_IOSCHED_NOOP=y
 # CONFIG_DEFAULT_CFQ is not set
 CONFIG_DEFAULT_NOOP=y
 CONFIG_DEFAULT_IOSCHED="noop"
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
-# CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_FREEZER=y
 
 #
@@ -993,6 +997,7 @@ CONFIG_USB_OHCI_LITTLE_ENDIAN=y
 # CONFIG_USB_R8A66597_HCD is not set
 # CONFIG_USB_HWA_HCD is not set
 # CONFIG_USB_MUSB_HDRC is not set
+# CONFIG_USB_GADGET_MUSB_HDRC is not set
 
 #
 # USB Device Class drivers
@@ -1044,12 +1049,45 @@ CONFIG_USB_OHCI_LITTLE_ENDIAN=y
 # CONFIG_USB_IOWARRIOR is not set
 # CONFIG_USB_ISIGHTFW is not set
 # CONFIG_USB_VST is not set
-# CONFIG_USB_GADGET is not set
+CONFIG_USB_GADGET=y
+# CONFIG_USB_GADGET_DEBUG is not set
+# CONFIG_USB_GADGET_DEBUG_FILES is not set
+CONFIG_USB_GADGET_VBUS_DRAW=500
+CONFIG_USB_GADGET_SELECTED=y
+# CONFIG_USB_GADGET_AT91 is not set
+# CONFIG_USB_GADGET_ATMEL_USBA is not set
+# CONFIG_USB_GADGET_FSL_USB2 is not set
+# CONFIG_USB_GADGET_LH7A40X is not set
+# CONFIG_USB_GADGET_OMAP is not set
+# CONFIG_USB_GADGET_PXA25X is not set
+CONFIG_USB_GADGET_PXA27X=y
+CONFIG_USB_PXA27X=y
+# CONFIG_USB_GADGET_S3C2410 is not set
+# CONFIG_USB_GADGET_IMX is not set
+# CONFIG_USB_GADGET_M66592 is not set
+# CONFIG_USB_GADGET_AMD5536UDC is not set
+# CONFIG_USB_GADGET_FSL_QE is not set
+# CONFIG_USB_GADGET_CI13XXX is not set
+# CONFIG_USB_GADGET_NET2280 is not set
+# CONFIG_USB_GADGET_GOKU is not set
+# CONFIG_USB_GADGET_DUMMY_HCD is not set
+# CONFIG_USB_GADGET_DUALSPEED is not set
+# CONFIG_USB_ZERO is not set
+CONFIG_USB_ETH=m
+# CONFIG_USB_ETH_RNDIS is not set
+CONFIG_USB_GADGETFS=m
+CONFIG_USB_FILE_STORAGE=m
+# CONFIG_USB_FILE_STORAGE_TEST is not set
+CONFIG_USB_G_SERIAL=m
+# CONFIG_USB_MIDI_GADGET is not set
+# CONFIG_USB_G_PRINTER is not set
+CONFIG_USB_CDC_COMPOSITE=m
 
 #
 # OTG and related infrastructure
 #
-# CONFIG_USB_GPIO_VBUS is not set
+CONFIG_USB_OTG_UTILS=y
+CONFIG_USB_GPIO_VBUS=y
 CONFIG_MMC=y
 # CONFIG_MMC_DEBUG is not set
 # CONFIG_MMC_UNSAFE_RESUME is not set
diff --git a/arch/arm/mach-pxa/include/mach/magician.h b/arch/arm/mach-pxa/include/mach/magician.h
index 38d68d9..82a399f 100644
--- a/arch/arm/mach-pxa/include/mach/magician.h
+++ b/arch/arm/mach-pxa/include/mach/magician.h
@@ -69,7 +69,7 @@
 #define IRQ_MAGICIAN_SD		(IRQ_BOARD_START + 0)
 #define IRQ_MAGICIAN_EP		(IRQ_BOARD_START + 1)
 #define IRQ_MAGICIAN_BT		(IRQ_BOARD_START + 2)
-#define IRQ_MAGICIAN_AC		(IRQ_BOARD_START + 3)
+#define IRQ_MAGICIAN_VBUS	(IRQ_BOARD_START + 3)
 
 /*
  * CPLD EGPIOs
diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c
index b7aafe6..af46487 100644
--- a/arch/arm/mach-pxa/magician.c
+++ b/arch/arm/mach-pxa/magician.c
@@ -25,6 +25,7 @@
 #include <linux/mtd/physmap.h>
 #include <linux/pda_power.h>
 #include <linux/pwm_backlight.h>
+#include <linux/usb/gpio_vbus.h>
 
 #include <mach/hardware.h>
 #include <asm/mach-types.h>
@@ -525,6 +526,31 @@ static struct platform_device pasic3 = {
 };
 
 /*
+ * USB "Transceiver"
+ */
+
+static struct resource gpio_vbus_resource = {
+	.flags = IORESOURCE_IRQ,
+	.start = IRQ_MAGICIAN_VBUS,
+	.end   = IRQ_MAGICIAN_VBUS,
+};
+
+static struct gpio_vbus_mach_info gpio_vbus_info = {
+	.gpio_pullup = GPIO27_MAGICIAN_USBC_PUEN,
+	.gpio_vbus   = EGPIO_MAGICIAN_CABLE_STATE_USB,
+};
+
+static struct platform_device gpio_vbus = {
+	.name          = "gpio-vbus",
+	.id            = -1,
+	.num_resources = 1,
+	.resource      = &gpio_vbus_resource,
+	.dev = {
+		.platform_data = &gpio_vbus_info,
+	},
+};
+
+/*
  * External power
  */
 
@@ -601,14 +627,14 @@ static struct resource power_supply_resources[] = {
 	[0] = {
 		.name  = "ac",
 		.flags = IORESOURCE_IRQ,
-		.start = IRQ_MAGICIAN_AC,
-		.end   = IRQ_MAGICIAN_AC,
+		.start = IRQ_MAGICIAN_VBUS,
+		.end   = IRQ_MAGICIAN_VBUS,
 	},
 	[1] = {
 		.name  = "usb",
 		.flags = IORESOURCE_IRQ,
-		.start = IRQ_MAGICIAN_AC,
-		.end   = IRQ_MAGICIAN_AC,
+		.start = IRQ_MAGICIAN_VBUS,
+		.end   = IRQ_MAGICIAN_VBUS,
 	},
 };
 
@@ -732,6 +758,7 @@ static struct platform_device *devices[] __initdata = {
 	&egpio,
 	&backlight,
 	&pasic3,
+	&gpio_vbus,
 	&power_supply,
 	&strataflash,
 	&leds_gpio,