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authorIngo Molnar <mingo@elte.hu>2008-08-14 14:58:01 +0200
committerIngo Molnar <mingo@elte.hu>2008-08-14 14:58:01 +0200
commit51ca3c679194e7435c25b8e77b0a73c597e41ae9 (patch)
treea681dca369607ab0f371d5246b0f75140b860a8a /arch/arm/include/asm/mach/udc_pxa2xx.h
parentb55793f7528ce1b73c25b3ac8a86a6cda2a0f9a4 (diff)
parentb635acec48bcaa9183fcbf4e3955616b0d4119b5 (diff)
Merge branch 'linus' into x86/core
Conflicts: arch/x86/kernel/genapic_64.c include/asm-x86/kvm_host.h Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/arm/include/asm/mach/udc_pxa2xx.h')
-rw-r--r--arch/arm/include/asm/mach/udc_pxa2xx.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/arm/include/asm/mach/udc_pxa2xx.h b/arch/arm/include/asm/mach/udc_pxa2xx.h
new file mode 100644
index 00000000000..270902c353f
--- /dev/null
+++ b/arch/arm/include/asm/mach/udc_pxa2xx.h
@@ -0,0 +1,29 @@
+/*
+ * arch/arm/include/asm/mach/udc_pxa2xx.h
+ *
+ * This supports machine-specific differences in how the PXA2xx
+ * USB Device Controller (UDC) is wired.
+ *
+ * It is set in linux/arch/arm/mach-pxa/<machine>.c or in
+ * linux/arch/mach-ixp4xx/<machine>.c and used in
+ * the probe routine of linux/drivers/usb/gadget/pxa2xx_udc.c
+ */
+
+struct pxa2xx_udc_mach_info {
+ int (*udc_is_connected)(void); /* do we see host? */
+ void (*udc_command)(int cmd);
+#define PXA2XX_UDC_CMD_CONNECT 0 /* let host see us */
+#define PXA2XX_UDC_CMD_DISCONNECT 1 /* so host won't see us */
+
+ /* Boards following the design guidelines in the developer's manual,
+ * with on-chip GPIOs not Lubbock's weird 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 */
+ bool gpio_pullup_inverted;
+ u16 gpio_pullup; /* high == pullup activated */
+};
+