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authorDmitry Baryshkov <dbaryshkov@gmail.com>2007-12-06 18:18:03 -0800
committerGreg Kroah-Hartman <gregkh@suse.de>2008-02-01 14:34:57 -0800
commitd4a8d46d9129fbb26b4c2d3143b1b0975a9b4ae4 (patch)
treec8f3df6259f2a2cbcffe559f29fc065c8adcc856 /include
parent26e109b0a90b5ef7b025e44a969836ab9a598ffc (diff)
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>
Diffstat (limited to 'include')
-rw-r--r--include/asm-arm/mach/udc_pxa2xx.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/asm-arm/mach/udc_pxa2xx.h b/include/asm-arm/mach/udc_pxa2xx.h
index ff0a95715a0..f191e147ea9 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 */
};