Index: linux-2.6.21/drivers/char/ts0710_mux_usb.c
===================================================================
--- linux-2.6.21.orig/drivers/char/ts0710_mux_usb.c	2007-09-28 23:37:33.000000000 +0200
+++ linux-2.6.21/drivers/char/ts0710_mux_usb.c	2007-09-28 23:37:45.000000000 +0200
@@ -35,10 +35,14 @@
 #include <linux/list.h>
 #include <linux/errno.h>
 #include <asm/uaccess.h>
+
+#ifdef CONFIG_PXA_EZX
 #include <asm/hardware.h>
 #include <asm/arch/hardware.h>
 #include <asm/arch-pxa/pxa-regs.h>
 #include <asm/arch-pxa/ezx.h>
+#endif
+
 #include <linux/slab.h>
 #include <linux/miscdevice.h>
 #include <linux/init.h>
@@ -341,8 +345,10 @@
 
 static void wakeup_timeout(unsigned long data)
 {
+#ifdef CONFIG_PXA_EZX
 	GPSR(GPIO_MCU_INT_SW) = GPIO_bit(GPIO_MCU_INT_SW);
 	bvd_dbg("wakup_timeout: send GPIO_MCU_INT_SW signal!");
+#endif
 }
 
 static void suspend_timeout(unsigned long data)
@@ -353,10 +359,12 @@
 		bvd_dbg("suspend_timeout: add the suspend timer again");
 	} else {
 		unlink_urbs(&bvd_ipc->readurb_mux);
+#ifdef CONFIG_PXA_EZX
 		UHCRHPS3 = 0x4;
 		mdelay(40);
 		bvd_dbg("suspend_timeout: send SUSPEND signal! UHCRHPS3=0x%x",
 			UHCRHPS3);
+#endif
 	}
 }
 
@@ -404,6 +412,7 @@
 		bvd_ipc->writeurb_mux.transfer_buffer_length = buf_num;
 		bvd_dbg("ipcusb_xmit_data: copy data to write urb finished! ");
 
+#ifdef CONFIG_PXA_EZX
 		if ((UHCRHPS3 & 0x4) == 0x4) {
 			static int ret;
 			int time = 0;
@@ -442,6 +451,7 @@
 					"failed! status=%d\n", ret);
 			bvd_dbg("ipcusb_xmit_data: Send a IN token successfully!");
 		}
+#endif
 
 		sumbit_times++;
 		bvd_ipc->write_finished_flag = 0;
@@ -464,12 +474,16 @@
 
 static void usbipc_bh_bp_func(unsigned long param)
 {
+#ifdef CONFIG_PXA_EZX
 	if ((UHCRHPS3 & 0x4) == 0x4) {
 		UHCRHPS3 = 0x8;
+#endif
 		mdelay(40);
+#ifdef CONFIG_PXA_EZX
 		bvd_dbg("ipcusb_softint_send_readurb: Send RESUME signal! "
 			"UHCRHPS3=0x%x", UHCRHPS3);
 	}
+#endif
 	if (bvd_ipc->ipc_flag == IPC_USB_PROBE_READY) {
 		//get_halted_bit();
 
@@ -735,7 +749,9 @@
 	printk("usb_ipc_disconnect. bvd_ipc_disconnect address: %p\n", bvd_ipc_disconnect);
 
 	//FIXME: Memory leak?
+#ifdef CONFIG_PXA_EZX
 	if ((UHCRHPS3 & 0x4) == 0)
+#endif
 	//	usb_unlink_urb(&bvd_ipc_disconnect->readurb_mux);
 
 	//usb_unlink_urb(&bvd_ipc_disconnect->writeurb_mux);
Index: linux-2.6.21/drivers/char/Kconfig
===================================================================
--- linux-2.6.21.orig/drivers/char/Kconfig	2007-09-29 10:52:18.000000000 +0200
+++ linux-2.6.21/drivers/char/Kconfig	2007-09-29 10:52:30.000000000 +0200
@@ -1073,7 +1073,7 @@
 
 config TS0710_MUX
 	tristate "GSM TS 07.10 Multiplex driver"
-	depends on EZX_BP
+	depends on EZX_BP || X86
 	help
 	  This implements the GSM 07.10 multiplex.