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authorMarek Vasut <marek.vasut@gmail.com>2010-06-24 16:02:10 +0200
committerEric Miao <eric.y.miao@gmail.com>2010-08-05 14:32:25 +0800
commit11dd2d9a5e0f80bbfcd36fa42f07e5591c5579cc (patch)
treeab3807251f71fde8dba90761ad34e0f96ca8372b /arch/arm/mach-pxa
parent320bbb86b3645ff8b13c13849adc90cff6a8918c (diff)
[ARM] pxa/colibri320: Add UDC support
Add support for PXA UDC. Signed-off-by: Marek Vasut <marek.vasut@gmail.com> Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
Diffstat (limited to 'arch/arm/mach-pxa')
-rw-r--r--arch/arm/mach-pxa/colibri-pxa320.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/colibri-pxa320.c b/arch/arm/mach-pxa/colibri-pxa320.c
index ae835fad7d10..99e850d84710 100644
--- a/arch/arm/mach-pxa/colibri-pxa320.c
+++ b/arch/arm/mach-pxa/colibri-pxa320.c
@@ -16,6 +16,7 @@
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <linux/interrupt.h>
+#include <linux/usb/gpio_vbus.h>
#include <asm/mach-types.h>
#include <asm/sizes.h>
@@ -28,6 +29,8 @@
#include <mach/pxafb.h>
#include <mach/ohci.h>
#include <mach/audio.h>
+#include <mach/pxa27x-udc.h>
+#include <mach/udc.h>
#include "generic.h"
#include "devices.h"
@@ -101,6 +104,42 @@ void __init colibri_pxa320_init_ohci(void)
static inline void colibri_pxa320_init_ohci(void) {}
#endif /* CONFIG_USB_OHCI_HCD || CONFIG_USB_OHCI_HCD_MODULE */
+#if defined(CONFIG_USB_GADGET_PXA27X)||defined(CONFIG_USB_GADGET_PXA27X_MODULE)
+static struct gpio_vbus_mach_info colibri_pxa320_gpio_vbus_info = {
+ .gpio_vbus = mfp_to_gpio(MFP_PIN_GPIO96),
+ .gpio_pullup = -1,
+};
+
+static struct platform_device colibri_pxa320_gpio_vbus = {
+ .name = "gpio-vbus",
+ .id = -1,
+ .dev = {
+ .platform_data = &colibri_pxa320_gpio_vbus_info,
+ },
+};
+
+static void colibri_pxa320_udc_command(int cmd)
+{
+ if (cmd == PXA2XX_UDC_CMD_CONNECT)
+ UP2OCR = UP2OCR_HXOE | UP2OCR_DPPUE;
+ else if (cmd == PXA2XX_UDC_CMD_DISCONNECT)
+ UP2OCR = UP2OCR_HXOE;
+}
+
+static struct pxa2xx_udc_mach_info colibri_pxa320_udc_info __initdata = {
+ .udc_command = colibri_pxa320_udc_command,
+ .gpio_pullup = -1,
+};
+
+static void __init colibri_pxa320_init_udc(void)
+{
+ pxa_set_udc_info(&colibri_pxa320_udc_info);
+ platform_device_register(&colibri_pxa320_gpio_vbus);
+}
+#else
+static inline void colibri_pxa320_init_udc(void) {}
+#endif
+
static mfp_cfg_t colibri_pxa320_mmc_pin_config[] __initdata = {
GPIO22_MMC1_CLK,
GPIO23_MMC1_CMD,
@@ -212,6 +251,7 @@ void __init colibri_pxa320_init(void)
colibri_pxa3xx_init_mmc(ARRAY_AND_SIZE(colibri_pxa320_mmc_pin_config),
mfp_to_gpio(MFP_PIN_GPIO28));
colibri_pxa320_init_uart();
+ colibri_pxa320_init_udc();
}
MACHINE_START(COLIBRI320, "Toradex Colibri PXA320")