diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 6b52cce872bef47ade033cd9d6853c9fcf90545b..5f8154f95f96817e6cd4ec56468383474e99a991 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -41,7 +41,6 @@
 #include <asm/elf.h>
 #include <asm/machdep.h>
 #include <asm/paca.h>
-#include <asm/ppcdebug.h>
 #include <asm/time.h>
 #include <asm/cputable.h>
 #include <asm/sections.h>
@@ -60,6 +59,7 @@
 #include <asm/firmware.h>
 #include <asm/systemcfg.h>
 #include <asm/xmon.h>
+#include <asm/udbg.h>
 
 #ifdef DEBUG
 #define DBG(fmt...) udbg_printf(fmt)
@@ -243,12 +243,6 @@ void __init early_setup(unsigned long dt_ptr)
 
 	DBG(" -> early_setup()\n");
 
-	/*
-	 * Fill the default DBG level (do we want to keep
-	 * that old mecanism around forever ?)
-	 */
-	ppcdbg_initialize();
-
 	/*
 	 * Do early initializations using the flattened device
 	 * tree, like retreiving the physical memory map or
@@ -516,7 +510,6 @@ void __init setup_system(void)
 
 	printk("-----------------------------------------------------\n");
 	printk("ppc64_pft_size                = 0x%lx\n", ppc64_pft_size);
-	printk("ppc64_debug_switch            = 0x%lx\n", ppc64_debug_switch);
 	printk("ppc64_interrupt_controller    = 0x%ld\n", ppc64_interrupt_controller);
 	printk("systemcfg                     = 0x%p\n", systemcfg);
 	printk("systemcfg->platform           = 0x%x\n", systemcfg->platform);
diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c
index 876c57c11365a57ff36e75f5171c865fb5c35e70..081d931eae481e34671818eab5b21a208cb18012 100644
--- a/arch/powerpc/kernel/signal_32.c
+++ b/arch/powerpc/kernel/signal_32.c
@@ -44,7 +44,6 @@
 #include <asm/cacheflush.h>
 #ifdef CONFIG_PPC64
 #include "ppc32.h"
-#include <asm/ppcdebug.h>
 #include <asm/unistd.h>
 #include <asm/vdso.h>
 #else
diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c
index ec9d0984b6a09118f89abeb7f95675247c293f9f..58194e150711992afe9315d12afcf990964e933f 100644
--- a/arch/powerpc/kernel/signal_64.c
+++ b/arch/powerpc/kernel/signal_64.c
@@ -33,7 +33,6 @@
 #include <asm/ucontext.h>
 #include <asm/uaccess.h>
 #include <asm/pgtable.h>
-#include <asm/ppcdebug.h>
 #include <asm/unistd.h>
 #include <asm/cacheflush.h>
 #include <asm/vdso.h>
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c
index 6e9e05cce02c8448e207a782f3ebc4cdb53f6556..b6970c96d96f5431436e662e32ad2c98deb8073a 100644
--- a/arch/powerpc/mm/hash_utils_64.c
+++ b/arch/powerpc/mm/hash_utils_64.c
@@ -32,7 +32,6 @@
 #include <linux/init.h>
 #include <linux/signal.h>
 
-#include <asm/ppcdebug.h>
 #include <asm/processor.h>
 #include <asm/pgtable.h>
 #include <asm/mmu.h>
@@ -194,12 +193,6 @@ void __init htab_initialize(void)
 	htab_size_bytes = get_hashtable_size();
 	pteg_count = htab_size_bytes >> 7;
 
-	/* For debug, make the HTAB 1/8 as big as it normally would be. */
-	ifppcdebug(PPCDBG_HTABSIZE) {
-		pteg_count >>= 3;
-		htab_size_bytes = pteg_count << 7;
-	}
-
 	htab_hash_mask = pteg_count - 1;
 
 	if (systemcfg->platform & PLATFORM_LPAR) {
diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c
index b0fc822ec29f5b660825315a260317bd1a4e9114..aa98b79e734cb70dcfba719707cd8a37dff515b3 100644
--- a/arch/powerpc/mm/init_64.c
+++ b/arch/powerpc/mm/init_64.c
@@ -57,7 +57,6 @@
 #include <asm/processor.h>
 #include <asm/mmzone.h>
 #include <asm/cputable.h>
-#include <asm/ppcdebug.h>
 #include <asm/sections.h>
 #include <asm/system.h>
 #include <asm/iommu.h>
diff --git a/arch/powerpc/mm/pgtable_64.c b/arch/powerpc/mm/pgtable_64.c
index b79a7820613558181d16a8d25dce4687e6a3c7e3..d1fbd3fe684f5136c4b00af5f1dae1d1b477ab4c 100644
--- a/arch/powerpc/mm/pgtable_64.c
+++ b/arch/powerpc/mm/pgtable_64.c
@@ -59,7 +59,6 @@
 #include <asm/processor.h>
 #include <asm/mmzone.h>
 #include <asm/cputable.h>
-#include <asm/ppcdebug.h>
 #include <asm/sections.h>
 #include <asm/system.h>
 #include <asm/iommu.h>
diff --git a/arch/powerpc/platforms/iseries/irq.c b/arch/powerpc/platforms/iseries/irq.c
index c1135912cc055c2df6139a64ebe346a67349c94b..a06603d84a451147d0cd646c40d18d9ef172bc94 100644
--- a/arch/powerpc/platforms/iseries/irq.c
+++ b/arch/powerpc/platforms/iseries/irq.c
@@ -35,7 +35,6 @@
 #include <linux/irq.h>
 #include <linux/spinlock.h>
 
-#include <asm/ppcdebug.h>
 #include <asm/iseries/hv_types.h>
 #include <asm/iseries/hv_lp_event.h>
 #include <asm/iseries/hv_call_xm.h>
@@ -227,8 +226,6 @@ static void iSeries_enable_IRQ(unsigned int irq)
 	/* Unmask secondary INTA */
 	mask = 0x80000000;
 	HvCallPci_unmaskInterrupts(bus, subBus, deviceId, mask);
-	PPCDBG(PPCDBG_BUSWALK, "iSeries_enable_IRQ 0x%02X.%02X.%02X 0x%04X\n",
-			bus, subBus, deviceId, irq);
 }
 
 /* This is called by iSeries_activate_IRQs */
@@ -310,8 +307,6 @@ static void iSeries_disable_IRQ(unsigned int irq)
 	/* Mask secondary INTA   */
 	mask = 0x80000000;
 	HvCallPci_maskInterrupts(bus, subBus, deviceId, mask);
-	PPCDBG(PPCDBG_BUSWALK, "iSeries_disable_IRQ 0x%02X.%02X.%02X 0x%04X\n",
-			bus, subBus, deviceId, irq);
 }
 
 /*
diff --git a/arch/powerpc/platforms/iseries/pci.c b/arch/powerpc/platforms/iseries/pci.c
index 7d7d5884343fa4a77a355601420a4cd681cf7aa2..4b75131773a698eef0ec7ff1ab38e5b3b9331b97 100644
--- a/arch/powerpc/platforms/iseries/pci.c
+++ b/arch/powerpc/platforms/iseries/pci.c
@@ -32,7 +32,6 @@
 #include <asm/prom.h>
 #include <asm/machdep.h>
 #include <asm/pci-bridge.h>
-#include <asm/ppcdebug.h>
 #include <asm/iommu.h>
 #include <asm/abs_addr.h>
 
@@ -207,10 +206,6 @@ static struct device_node *build_device_node(HvBusNumber Bus,
 	struct device_node *node;
 	struct pci_dn *pdn;
 
-	PPCDBG(PPCDBG_BUSWALK,
-			"-build_device_node 0x%02X.%02X.%02X Function: %02X\n",
-			Bus, SubBus, AgentId, Function);
-
 	node = kmalloc(sizeof(struct device_node), GFP_KERNEL);
 	if (node == NULL)
 		return NULL;
@@ -243,8 +238,6 @@ unsigned long __init find_and_init_phbs(void)
 	struct pci_controller *phb;
 	HvBusNumber bus;
 
-	PPCDBG(PPCDBG_BUSWALK, "find_and_init_phbs Entry\n");
-
 	/* Check all possible buses. */
 	for (bus = 0; bus < 256; bus++) {
 		int ret = HvCallXm_testBus(bus);
@@ -261,9 +254,6 @@ unsigned long __init find_and_init_phbs(void)
 			phb->last_busno = bus;
 			phb->ops = &iSeries_pci_ops;
 
-			PPCDBG(PPCDBG_BUSWALK, "PCI:Create iSeries pci_controller(%p), Bus: %04X\n",
-					phb, bus);
-
 			/* Find and connect the devices. */
 			scan_PHB_slots(phb);
 		}
@@ -285,11 +275,9 @@ unsigned long __init find_and_init_phbs(void)
  */
 void iSeries_pcibios_init(void)
 {
-	PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_init Entry.\n");
 	iomm_table_initialize();
 	find_and_init_phbs();
 	io_page_mask = -1;
-	PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_init Exit.\n");
 }
 
 /*
@@ -301,8 +289,6 @@ void __init iSeries_pci_final_fixup(void)
 	struct device_node *node;
 	int DeviceCount = 0;
 
-	PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_fixup Entry.\n");
-
 	/* Fix up at the device node and pci_dev relationship */
 	mf_display_src(0xC9000100);
 
@@ -316,9 +302,6 @@ void __init iSeries_pci_final_fixup(void)
 			++DeviceCount;
 			pdev->sysdata = (void *)node;
 			PCI_DN(node)->pcidev = pdev;
-			PPCDBG(PPCDBG_BUSWALK,
-					"pdev 0x%p <==> DevNode 0x%p\n",
-					pdev, node);
 			allocate_device_bars(pdev);
 			iSeries_Device_Information(pdev, DeviceCount);
 			iommu_devnode_init_iSeries(node);
@@ -333,13 +316,10 @@ void __init iSeries_pci_final_fixup(void)
 
 void pcibios_fixup_bus(struct pci_bus *PciBus)
 {
-	PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_fixup_bus(0x%04X) Entry.\n",
-			PciBus->number);
 }
 
 void pcibios_fixup_resources(struct pci_dev *pdev)
 {
-	PPCDBG(PPCDBG_BUSWALK, "fixup_resources pdev %p\n", pdev);
 }
 
 /*
@@ -401,9 +381,6 @@ static void scan_EADS_bridge(HvBusNumber bus, HvSubBusNumber SubBus,
 			printk("found device at bus %d idsel %d func %d (AgentId %x)\n",
 			       bus, IdSel, Function, AgentId);
 			/*  Connect EADs: 0x18.00.12 = 0x00 */
-			PPCDBG(PPCDBG_BUSWALK,
-					"PCI:Connect EADs: 0x%02X.%02X.%02X\n",
-					bus, SubBus, AgentId);
 			HvRc = HvCallPci_getBusUnitInfo(bus, SubBus, AgentId,
 					iseries_hv_addr(BridgeInfo),
 					sizeof(struct HvCallPci_BridgeInfo));
@@ -414,14 +391,6 @@ static void scan_EADS_bridge(HvBusNumber bus, HvSubBusNumber SubBus,
 					BridgeInfo->maxAgents,
 					BridgeInfo->maxSubBusNumber,
 					BridgeInfo->logicalSlotNumber);
-				PPCDBG(PPCDBG_BUSWALK,
-					"PCI: BridgeInfo, Type:0x%02X, SubBus:0x%02X, MaxAgents:0x%02X, MaxSubBus: 0x%02X, LSlot: 0x%02X\n",
-					BridgeInfo->busUnitInfo.deviceType,
-					BridgeInfo->subBusNumber,
-					BridgeInfo->maxAgents,
-					BridgeInfo->maxSubBusNumber,
-					BridgeInfo->logicalSlotNumber);
-
 				if (BridgeInfo->busUnitInfo.deviceType ==
 						HvCallPci_BridgeDevice)  {
 					/* Scan_Bridge_Slot...: 0x18.00.12 */
@@ -454,9 +423,6 @@ static int scan_bridge_slot(HvBusNumber Bus,
 
 	/* iSeries_allocate_IRQ.: 0x18.00.12(0xA3) */
 	Irq = iSeries_allocate_IRQ(Bus, 0, EADsIdSel);
-	PPCDBG(PPCDBG_BUSWALK,
-		"PCI:- allocate and assign IRQ 0x%02X.%02X.%02X = 0x%02X\n",
-		Bus, 0, EADsIdSel, Irq);
 
 	/*
 	 * Connect all functions of any device found.
@@ -482,9 +448,6 @@ static int scan_bridge_slot(HvBusNumber Bus,
 			printk("read vendor ID: %x\n", VendorId);
 
 			/* FoundDevice: 0x18.28.10 = 0x12AE */
-			PPCDBG(PPCDBG_BUSWALK,
-			       "PCI:- FoundDevice: 0x%02X.%02X.%02X = 0x%04X, irq %d\n",
-			       Bus, SubBus, AgentId, VendorId, Irq);
 			HvRc = HvCallPci_configStore8(Bus, SubBus, AgentId,
 						      PCI_INTERRUPT_LINE, Irq);
 			if (HvRc != 0)
diff --git a/arch/powerpc/platforms/iseries/setup.c b/arch/powerpc/platforms/iseries/setup.c
index fda712b421687f2b910dbc99c47de85644449057..36f89e9ec7d06913feda38356e39f7eff77fffc8 100644
--- a/arch/powerpc/platforms/iseries/setup.c
+++ b/arch/powerpc/platforms/iseries/setup.c
@@ -71,8 +71,6 @@ extern void hvlog(char *fmt, ...);
 #endif
 
 /* Function Prototypes */
-extern void ppcdbg_initialize(void);
-
 static void build_iSeries_Memory_Map(void);
 static void iseries_shared_idle(void);
 static void iseries_dedicated_idle(void);
@@ -309,8 +307,6 @@ static void __init iSeries_init_early(void)
 
 	ppc64_firmware_features = FW_FEATURE_ISERIES;
 
-	ppcdbg_initialize();
-
 	ppc64_interrupt_controller = IC_ISERIES;
 
 #if defined(CONFIG_BLK_DEV_INITRD)
diff --git a/arch/powerpc/platforms/iseries/smp.c b/arch/powerpc/platforms/iseries/smp.c
index 3336bad67724e0f6cb30ea775d9e3a6c00e1903b..fcb094ec6aec6efa082879088bf542399c43b23e 100644
--- a/arch/powerpc/platforms/iseries/smp.c
+++ b/arch/powerpc/platforms/iseries/smp.c
@@ -40,7 +40,6 @@
 #include <asm/paca.h>
 #include <asm/iseries/hv_call.h>
 #include <asm/time.h>
-#include <asm/ppcdebug.h>
 #include <asm/machdep.h>
 #include <asm/cputable.h>
 #include <asm/system.h>
diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
index 513e2723149358c4ff06ed556c449ecc6248be2e..8a99902c7ef77326e8cde7ba0a6b4293043de8b9 100644
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -37,7 +37,6 @@
 #include <asm/io.h>
 #include <asm/prom.h>
 #include <asm/rtas.h>
-#include <asm/ppcdebug.h>
 #include <asm/iommu.h>
 #include <asm/pci-bridge.h>
 #include <asm/machdep.h>
diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c
index e384a5a9179607b2af53873fb596122bfe89789b..d84d76f0026b6170fb9f084daf354f64b91d285d 100644
--- a/arch/powerpc/platforms/pseries/lpar.c
+++ b/arch/powerpc/platforms/pseries/lpar.c
@@ -31,13 +31,13 @@
 #include <asm/machdep.h>
 #include <asm/abs_addr.h>
 #include <asm/mmu_context.h>
-#include <asm/ppcdebug.h>
 #include <asm/iommu.h>
 #include <asm/tlbflush.h>
 #include <asm/tlb.h>
 #include <asm/prom.h>
 #include <asm/abs_addr.h>
 #include <asm/cputable.h>
+#include <asm/udbg.h>
 
 #include "plpar_wrappers.h"
 
diff --git a/arch/powerpc/platforms/pseries/ras.c b/arch/powerpc/platforms/pseries/ras.c
index 6562ff4b0a8210375270b37b70307ae1a94068a1..fbd214d68b0717573ed443632bde26d055038345 100644
--- a/arch/powerpc/platforms/pseries/ras.c
+++ b/arch/powerpc/platforms/pseries/ras.c
@@ -48,7 +48,7 @@
 #include <asm/ptrace.h>
 #include <asm/machdep.h>
 #include <asm/rtas.h>
-#include <asm/ppcdebug.h>
+#include <asm/udbg.h>
 
 static unsigned char ras_log_buf[RTAS_ERROR_LOG_MAX];
 static DEFINE_SPINLOCK(ras_log_buf_lock);
diff --git a/arch/powerpc/sysdev/u3_iommu.c b/arch/powerpc/sysdev/u3_iommu.c
index 607722178c1a6695616c528c0511e8f22e23d41f..543d6590981248ff1ebdff05822c36aaeefe9ca0 100644
--- a/arch/powerpc/sysdev/u3_iommu.c
+++ b/arch/powerpc/sysdev/u3_iommu.c
@@ -37,7 +37,6 @@
 #include <linux/vmalloc.h>
 #include <asm/io.h>
 #include <asm/prom.h>
-#include <asm/ppcdebug.h>
 #include <asm/iommu.h>
 #include <asm/pci-bridge.h>
 #include <asm/machdep.h>
diff --git a/arch/ppc64/Kconfig.debug b/arch/ppc64/Kconfig.debug
index f16a5030527bd1e8f8818dc7337d49ba049054f3..b258c9314a1bda2b2bdf4f6e962e600a0ce206ba 100644
--- a/arch/ppc64/Kconfig.debug
+++ b/arch/ppc64/Kconfig.debug
@@ -55,10 +55,6 @@ config XMON_DEFAULT
 	  xmon is normally disabled unless booted with 'xmon=on'.
 	  Use 'xmon=off' to disable xmon init during runtime.
 
-config PPCDBG
-	bool "Include PPCDBG realtime debugging"
-	depends on DEBUG_KERNEL
-
 config IRQSTACKS
 	bool "Use separate kernel stacks when processing interrupts"
 	help
diff --git a/arch/ppc64/kernel/prom.c b/arch/ppc64/kernel/prom.c
index 97bfceb5353b7a842231e9176ccd67c4aedaaa43..a4cb97a25819e5ddf8f1639e840bcff891c2ff07 100644
--- a/arch/ppc64/kernel/prom.c
+++ b/arch/ppc64/kernel/prom.c
@@ -46,7 +46,6 @@
 #include <asm/pgtable.h>
 #include <asm/pci.h>
 #include <asm/iommu.h>
-#include <asm/ppcdebug.h>
 #include <asm/btext.h>
 #include <asm/sections.h>
 #include <asm/machdep.h>
diff --git a/arch/ppc64/kernel/prom_init.c b/arch/ppc64/kernel/prom_init.c
index a4bbca6dbb8b4624f01d150840ebeff031f0860b..e72b3f9061f018a8b0c32e865a73bfe9a9b2a3e4 100644
--- a/arch/ppc64/kernel/prom_init.c
+++ b/arch/ppc64/kernel/prom_init.c
@@ -44,7 +44,6 @@
 #include <asm/pgtable.h>
 #include <asm/pci.h>
 #include <asm/iommu.h>
-#include <asm/ppcdebug.h>
 #include <asm/btext.h>
 #include <asm/sections.h>
 #include <asm/machdep.h>
diff --git a/arch/ppc64/kernel/udbg.c b/arch/ppc64/kernel/udbg.c
index d49c3613c8ece531898535748256ec5af39796bb..0d878e72fc449257623c78a778434becd0aa6eda 100644
--- a/arch/ppc64/kernel/udbg.c
+++ b/arch/ppc64/kernel/udbg.c
@@ -10,12 +10,10 @@
  */
 
 #include <stdarg.h>
-#define WANT_PPCDBG_TAB /* Only defined here */
 #include <linux/config.h>
 #include <linux/types.h>
 #include <linux/sched.h>
 #include <linux/console.h>
-#include <asm/ppcdebug.h>
 #include <asm/processor.h>
 
 void (*udbg_putc)(unsigned char c);
@@ -89,59 +87,6 @@ void udbg_printf(const char *fmt, ...)
 	va_end(args);
 }
 
-/* PPCDBG stuff */
-
-u64 ppc64_debug_switch;
-
-/* Special print used by PPCDBG() macro */
-void udbg_ppcdbg(unsigned long debug_flags, const char *fmt, ...)
-{
-	unsigned long active_debugs = debug_flags & ppc64_debug_switch;
-
-	if (active_debugs) {
-		va_list ap;
-		unsigned char buf[UDBG_BUFSIZE];
-		unsigned long i, len = 0;
-
-		for (i=0; i < PPCDBG_NUM_FLAGS; i++) {
-			if (((1U << i) & active_debugs) && 
-			    trace_names[i]) {
-				len += strlen(trace_names[i]); 
-				udbg_puts(trace_names[i]);
-				break;
-			}
-		}
-
-		snprintf(buf, UDBG_BUFSIZE, " [%s]: ", current->comm);
-		len += strlen(buf); 
-		udbg_puts(buf);
-
-		while (len < 18) {
-			udbg_puts(" ");
-			len++;
-		}
-
-		va_start(ap, fmt);
-		vsnprintf(buf, UDBG_BUFSIZE, fmt, ap);
-		udbg_puts(buf);
-		va_end(ap);
-	}
-}
-
-unsigned long udbg_ifdebug(unsigned long flags)
-{
-	return (flags & ppc64_debug_switch);
-}
-
-/*
- * Initialize the PPCDBG state.  Called before relocation has been enabled.
- */
-void __init ppcdbg_initialize(void)
-{
-	ppc64_debug_switch = PPC_DEBUG_DEFAULT; /* | PPCDBG_BUSWALK | */
-	/* PPCDBG_PHBINIT | PPCDBG_MM | PPCDBG_MMINIT | PPCDBG_TCEINIT | PPCDBG_TCE */;
-}
-
 /*
  * Early boot console based on udbg
  */
diff --git a/include/asm-ppc64/ppcdebug.h b/include/asm-ppc64/ppcdebug.h
deleted file mode 100644
index fd7f696065c4a280e9d4e0f468b24c5c431277ff..0000000000000000000000000000000000000000
--- a/include/asm-ppc64/ppcdebug.h
+++ /dev/null
@@ -1,108 +0,0 @@
-#ifndef __PPCDEBUG_H
-#define __PPCDEBUG_H
-/********************************************************************
- * Author: Adam Litke, IBM Corp
- * (c) 2001
- *
- * This file contains definitions and macros for a runtime debugging
- * system for ppc64 (This should also work on 32 bit with a few    
- * adjustments.                                                   
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
- ********************************************************************/
-
-#include <linux/config.h>
-#include <linux/types.h>
-#include <asm/udbg.h>
-#include <stdarg.h>
-
-#define PPCDBG_BITVAL(X)     ((1UL)<<((unsigned long)(X)))
-
-/* Defined below are the bit positions of various debug flags in the
- * ppc64_debug_switch variable.
- * -- When adding new values, please enter them into trace names below -- 
- *
- * Values 62 & 63 can be used to stress the hardware page table management
- * code.  They must be set statically, any attempt to change them dynamically
- * would be a very bad idea.
- */
-#define PPCDBG_MMINIT        PPCDBG_BITVAL(0)
-#define PPCDBG_MM            PPCDBG_BITVAL(1)
-#define PPCDBG_SYS32         PPCDBG_BITVAL(2)
-#define PPCDBG_SYS32NI       PPCDBG_BITVAL(3)
-#define PPCDBG_SYS32X	     PPCDBG_BITVAL(4)
-#define PPCDBG_SYS32M	     PPCDBG_BITVAL(5)
-#define PPCDBG_SYS64         PPCDBG_BITVAL(6)
-#define PPCDBG_SYS64NI       PPCDBG_BITVAL(7)
-#define PPCDBG_SYS64X	     PPCDBG_BITVAL(8)
-#define PPCDBG_SIGNAL        PPCDBG_BITVAL(9)
-#define PPCDBG_SIGNALXMON    PPCDBG_BITVAL(10)
-#define PPCDBG_BINFMT32      PPCDBG_BITVAL(11)
-#define PPCDBG_BINFMT64      PPCDBG_BITVAL(12)
-#define PPCDBG_BINFMTXMON    PPCDBG_BITVAL(13)
-#define PPCDBG_BINFMT_32ADDR PPCDBG_BITVAL(14)
-#define PPCDBG_ALIGNFIXUP    PPCDBG_BITVAL(15)
-#define PPCDBG_TCEINIT       PPCDBG_BITVAL(16)
-#define PPCDBG_TCE           PPCDBG_BITVAL(17)
-#define PPCDBG_PHBINIT       PPCDBG_BITVAL(18)
-#define PPCDBG_SMP           PPCDBG_BITVAL(19)
-#define PPCDBG_BOOT          PPCDBG_BITVAL(20)
-#define PPCDBG_BUSWALK       PPCDBG_BITVAL(21)
-#define PPCDBG_PROM	     PPCDBG_BITVAL(22)
-#define PPCDBG_RTAS	     PPCDBG_BITVAL(23)
-#define PPCDBG_HTABSTRESS    PPCDBG_BITVAL(62)
-#define PPCDBG_HTABSIZE      PPCDBG_BITVAL(63)
-#define PPCDBG_NONE          (0UL)
-#define PPCDBG_ALL           (0xffffffffUL)
-
-/* The default initial value for the debug switch */
-#define PPC_DEBUG_DEFAULT    0 
-/* #define PPC_DEBUG_DEFAULT    PPCDBG_ALL        */
-
-#define PPCDBG_NUM_FLAGS     64
-
-extern u64 ppc64_debug_switch;
-
-#ifdef WANT_PPCDBG_TAB
-/* A table of debug switch names to allow name lookup in xmon 
- * (and whoever else wants it.
- */
-char *trace_names[PPCDBG_NUM_FLAGS] = {
-	/* Known debug names */
-	"mminit", 	"mm",
-	"syscall32", 	"syscall32_ni", "syscall32x",	"syscall32m",
-	"syscall64", 	"syscall64_ni", "syscall64x",
-	"signal",	"signal_xmon",
-	"binfmt32",	"binfmt64",	"binfmt_xmon",	"binfmt_32addr",
-	"alignfixup",   "tceinit",      "tce",          "phb_init",     
-	"smp",          "boot",         "buswalk",	"prom",
-	"rtas"
-};
-#else
-extern char *trace_names[64];
-#endif /* WANT_PPCDBG_TAB */
-
-#ifdef CONFIG_PPCDBG
-/* Macro to conditionally print debug based on debug_switch */
-#define PPCDBG(...) udbg_ppcdbg(__VA_ARGS__)
-
-/* Macro to conditionally call a debug routine based on debug_switch */
-#define PPCDBGCALL(FLAGS,FUNCTION) ifppcdebug(FLAGS) FUNCTION
-
-/* Macros to test for debug states */
-#define ifppcdebug(FLAGS) if (udbg_ifdebug(FLAGS))
-#define ppcdebugset(FLAGS) (udbg_ifdebug(FLAGS))
-#define PPCDBG_BINFMT (test_thread_flag(TIF_32BIT) ? PPCDBG_BINFMT32 : PPCDBG_BINFMT64)
-
-#else
-#define PPCDBG(...) do {;} while (0)
-#define PPCDBGCALL(FLAGS,FUNCTION) do {;} while (0)
-#define ifppcdebug(...) if (0)
-#define ppcdebugset(FLAGS) (0)
-#endif /* CONFIG_PPCDBG */
-
-#endif /*__PPCDEBUG_H */
diff --git a/include/asm-ppc64/udbg.h b/include/asm-ppc64/udbg.h
index 8192fb8541cc424d45d6f7bbfeada93b28ce2574..e3b927991851d357e6efe9d1ce30bda3f6d298ee 100644
--- a/include/asm-ppc64/udbg.h
+++ b/include/asm-ppc64/udbg.h
@@ -23,9 +23,6 @@ extern int udbg_read(char *buf, int buflen);
 
 extern void register_early_udbg_console(void);
 extern void udbg_printf(const char *fmt, ...);
-extern void udbg_ppcdbg(unsigned long flags, const char *fmt, ...);
-extern unsigned long udbg_ifdebug(unsigned long flags);
-extern void __init ppcdbg_initialize(void);
 
 extern void udbg_init_uart(void __iomem *comport, unsigned int speed);