x86: ivybridge: Drop CONFIG_USBDEBUG

This is not used anywhere. Clean this up.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

arch/x86/cpu/intel_common/mrc.c

@@ -242,11 +242,6 @@ static int sdram_initialise(struct udevice *dev, struct udevice *me_dev,
 	      version >> 24 , (version >> 16) & 0xff,
 	      (version >> 8) & 0xff, version & 0xff);
 
-#if CONFIG_USBDEBUG
-	/* mrc.bin reconfigures USB, so reinit it to have debug */
-	early_usbdebug_init();
-#endif
-
 	return 0;
 }
 

arch/x86/cpu/ivybridge/model_206ax.c

@@ -393,10 +393,6 @@ static void configure_mca(void)
 		msr_write(IA32_MC0_STATUS + (i * 4), msr);
 }
 
-#if CONFIG_USBDEBUG
-static unsigned ehci_debug_addr;
-#endif
-
 static int model_206ax_init(struct udevice *dev)
 {
 	int ret;
@@ -404,17 +400,6 @@ static int model_206ax_init(struct udevice *dev)
 	/* Clear out pending MCEs */
 	configure_mca();
 
-#if CONFIG_USBDEBUG
-	/* Is this caution really needed? */
-	if (!ehci_debug_addr)
-		ehci_debug_addr = get_ehci_debug();
-	set_ehci_debug(0);
-#endif
-
-#if CONFIG_USBDEBUG
-	set_ehci_debug(ehci_debug_addr);
-#endif
-
 	/* Enable the local cpu apics */
 	enable_lapic_tpr();
 

scripts/config_whitelist.txt

@@ -4581,7 +4581,6 @@ CONFIG_USART1
 CONFIG_USART_BASE
 CONFIG_USART_ID
 CONFIG_USBBOOTCOMMAND
-CONFIG_USBDEBUG
 CONFIG_USBD_CONFIGURATION_STR
 CONFIG_USBD_CTRL_INTERFACE_STR
 CONFIG_USBD_DATA_INTERFACE_STR