diff options
Diffstat (limited to 'packages/kexecboot/linux-kexecboot-2.6.24/tosa/0013-USB-gadget-pxa2xx_udc-supports-inverted-vbus.patch')
| -rw-r--r-- | packages/kexecboot/linux-kexecboot-2.6.24/tosa/0013-USB-gadget-pxa2xx_udc-supports-inverted-vbus.patch | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/packages/kexecboot/linux-kexecboot-2.6.24/tosa/0013-USB-gadget-pxa2xx_udc-supports-inverted-vbus.patch b/packages/kexecboot/linux-kexecboot-2.6.24/tosa/0013-USB-gadget-pxa2xx_udc-supports-inverted-vbus.patch deleted file mode 100644 index 082a2c72b8..0000000000 --- a/packages/kexecboot/linux-kexecboot-2.6.24/tosa/0013-USB-gadget-pxa2xx_udc-supports-inverted-vbus.patch +++ /dev/null @@ -1,61 +0,0 @@ -From 18c1a92a09faf75ebdac7ac471c741a6622cf3e2 Mon Sep 17 00:00:00 2001 -From: Dmitry Baryshkov <dbaryshkov@gmail.com> -Date: Wed, 9 Jan 2008 01:27:49 +0300 -Subject: [PATCH 13/64] USB: gadget: pxa2xx_udc supports inverted vbus - -Some boards (like e.g. Tosa) invert the VBUS-detection signal: -it's low when a host is supplying VBUS, and high otherwise. -Allow specifying whether gpio_vbus value is inverted. - -Signed-off-by: Dmitry Baryshkov <dbaryshkov@gmail.com> -Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> -Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> ---- - drivers/usb/gadget/pxa2xx_udc.c | 9 +++++++-- - include/asm-arm/mach/udc_pxa2xx.h | 2 ++ - 2 files changed, 9 insertions(+), 2 deletions(-) - -diff --git a/drivers/usb/gadget/pxa2xx_udc.c b/drivers/usb/gadget/pxa2xx_udc.c -index 3173b39..4f7d4ef 100644 ---- a/drivers/usb/gadget/pxa2xx_udc.c -+++ b/drivers/usb/gadget/pxa2xx_udc.c -@@ -127,8 +127,10 @@ static int is_vbus_present(void) - { - struct pxa2xx_udc_mach_info *mach = the_controller->mach; - -- if (mach->gpio_vbus) -- return gpio_get_value(mach->gpio_vbus); -+ if (mach->gpio_vbus) { -+ int value = gpio_get_value(mach->gpio_vbus); -+ return mach->gpio_vbus_inverted ? !value : value; -+ } - if (mach->udc_is_connected) - return mach->udc_is_connected(); - return 1; -@@ -1397,6 +1399,9 @@ static irqreturn_t udc_vbus_irq(int irq, void *_dev) - struct pxa2xx_udc *dev = _dev; - int vbus = gpio_get_value(dev->mach->gpio_vbus); - -+ if (dev->mach->gpio_vbus_inverted) -+ vbus = !vbus; -+ - pxa2xx_udc_vbus_session(&dev->gadget, vbus); - return IRQ_HANDLED; - } -diff --git a/include/asm-arm/mach/udc_pxa2xx.h b/include/asm-arm/mach/udc_pxa2xx.h -index ff0a957..f191e14 100644 ---- a/include/asm-arm/mach/udc_pxa2xx.h -+++ b/include/asm-arm/mach/udc_pxa2xx.h -@@ -19,7 +19,9 @@ struct pxa2xx_udc_mach_info { - * with on-chip GPIOs not Lubbock's wierd hardware, can have a sane - * VBUS IRQ and omit the methods above. Store the GPIO number - * here; for GPIO 0, also mask in one of the pxa_gpio_mode() bits. -+ * Note that sometimes the signals go through inverters... - */ -+ bool gpio_vbus_inverted; - u16 gpio_vbus; /* high == vbus present */ - u16 gpio_pullup; /* high == pullup activated */ - }; --- -1.5.3.8 - |