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-rw-r--r--include/linux/usb/ehci_def.h35
1 files changed, 35 insertions, 0 deletions
diff --git a/include/linux/usb/ehci_def.h b/include/linux/usb/ehci_def.h
index 5b88e36c910..af4b86f3aca 100644
--- a/include/linux/usb/ehci_def.h
+++ b/include/linux/usb/ehci_def.h
@@ -105,6 +105,7 @@ struct ehci_regs {
#define PORT_WKDISC_E (1<<21) /* wake on disconnect (enable) */
#define PORT_WKCONN_E (1<<20) /* wake on connect (enable) */
/* 19:16 for port testing */
+#define PORT_TEST_PKT (0x4<<16) /* Port Test Control - packet test */
#define PORT_LED_OFF (0<<14)
#define PORT_LED_AMBER (1<<14)
#define PORT_LED_GREEN (2<<14)
@@ -132,6 +133,19 @@ struct ehci_regs {
#define USBMODE_CM_HC (3<<0) /* host controller mode */
#define USBMODE_CM_IDLE (0<<0) /* idle state */
+/* Moorestown has some non-standard registers, partially due to the fact that
+ * its EHCI controller has both TT and LPM support. HOSTPCx are extentions to
+ * PORTSCx
+ */
+#define HOSTPC0 0x84 /* HOSTPC extension */
+#define HOSTPC_PHCD (1<<22) /* Phy clock disable */
+#define HOSTPC_PSPD (3<<25) /* Port speed detection */
+#define USBMODE_EX 0xc8 /* USB Device mode extension */
+#define USBMODE_EX_VBPS (1<<5) /* VBus Power Select On */
+#define USBMODE_EX_HC (3<<0) /* host controller mode */
+#define TXFILLTUNING 0x24 /* TX FIFO Tuning register */
+#define TXFIFO_DEFAULT (8<<16) /* FIFO burst threshold 8 */
+
/* Appendix C, Debug port ... intended for use with special "debug devices"
* that can help if there's no serial console. (nonstandard enumeration.)
*/
@@ -157,4 +171,25 @@ struct ehci_dbg_port {
#define DBGP_EPADDR(dev, ep) (((dev)<<8)|(ep))
} __attribute__ ((packed));
+#ifdef CONFIG_EARLY_PRINTK_DBGP
+#include <linux/init.h>
+extern int __init early_dbgp_init(char *s);
+extern struct console early_dbgp_console;
+#endif /* CONFIG_EARLY_PRINTK_DBGP */
+
+#ifdef CONFIG_EARLY_PRINTK_DBGP
+/* Call backs from ehci host driver to ehci debug driver */
+extern int dbgp_external_startup(void);
+extern int dbgp_reset_prep(void);
+#else
+static inline int dbgp_reset_prep(void)
+{
+ return 1;
+}
+static inline int dbgp_external_startup(void)
+{
+ return -1;
+}
+#endif
+
#endif /* __LINUX_USB_EHCI_DEF_H */