diff --git a/Makefile.objs b/Makefile.objs
index 7ac89202238b2aabb2e6fc32f4b12e5abedc45a8..3968c35ac87799b5129a2111abc182ee206f1ee0 100644
--- a/Makefile.objs
+++ b/Makefile.objs
@@ -150,7 +150,10 @@ hw-obj-$(CONFIG_USB_UHCI) += usb-uhci.o
 hw-obj-$(CONFIG_USB_OHCI) += usb-ohci.o
 hw-obj-$(CONFIG_FDC) += fdc.o
 hw-obj-$(CONFIG_ACPI) += acpi.o
+
+# PPC devices
 hw-obj-$(CONFIG_OPENPIC) += openpic.o
+hw-obj-$(CONFIG_PREP_PCI) += prep_pci.o
 
 # PCI watchdog devices
 hw-obj-y += wdt_i6300esb.o
diff --git a/Makefile.target b/Makefile.target
index a90add61c4ce4776112aab5dc84984f15a13c6cb..51d0fec29a3ccc1f48596bc0cc2889676c4d84cb 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -193,7 +193,7 @@ obj-ppc-y = ppc.o
 obj-ppc-y += vga.o dma.o
 # PREP target
 obj-ppc-y += pckbd.o i8259.o mc146818rtc.o
-obj-ppc-y += prep_pci.o ppc_prep.o
+obj-ppc-y += ppc_prep.o
 # Mac shared devices
 obj-ppc-y += macio.o cuda.o adb.o mac_nvram.o mac_dbdma.o
 # OldWorld PowerMac
diff --git a/default-configs/ppc-softmmu.mak b/default-configs/ppc-softmmu.mak
index ca7e228ba7dc1601115868853516605085a3d00e..17691d90012450313893c2b7383114be8424c0f5 100644
--- a/default-configs/ppc-softmmu.mak
+++ b/default-configs/ppc-softmmu.mak
@@ -10,6 +10,7 @@ CONFIG_SERIAL=y
 CONFIG_I8254=y
 CONFIG_FDC=y
 CONFIG_OPENPIC=y
+CONFIG_PREP_PCI=y
 CONFIG_IDE_CORE=y
 CONFIG_IDE_QDEV=y
 CONFIG_IDE_PCI=y
diff --git a/default-configs/ppc64-softmmu.mak b/default-configs/ppc64-softmmu.mak
index 1987f441482a52bcf2e648d8e59c582dc874845e..774edd362a1e552d51a777b2ef985f3ad5d245b8 100644
--- a/default-configs/ppc64-softmmu.mak
+++ b/default-configs/ppc64-softmmu.mak
@@ -10,6 +10,7 @@ CONFIG_SERIAL=y
 CONFIG_I8254=y
 CONFIG_FDC=y
 CONFIG_OPENPIC=y
+CONFIG_PREP_PCI=y
 CONFIG_IDE_CORE=y
 CONFIG_IDE_QDEV=y
 CONFIG_IDE_PCI=y
diff --git a/default-configs/ppcemb-softmmu.mak b/default-configs/ppcemb-softmmu.mak
index 18eac993c64aa4f8271c525e949ec2b7defd7fad..bcd5bd8cfbcf579278b56eede6a2a8ddd6efd889 100644
--- a/default-configs/ppcemb-softmmu.mak
+++ b/default-configs/ppcemb-softmmu.mak
@@ -10,6 +10,7 @@ CONFIG_SERIAL=y
 CONFIG_I8254=y
 CONFIG_FDC=y
 CONFIG_OPENPIC=y
+CONFIG_PREP_PCI=y
 CONFIG_IDE_CORE=y
 CONFIG_IDE_QDEV=y
 CONFIG_IDE_PCI=y
diff --git a/hw/prep_pci.c b/hw/prep_pci.c
index 19f028c7b729a53b7e5ccd9281da0de93003a00d..144fde03a7228164491c81755561c404b7011ce6 100644
--- a/hw/prep_pci.c
+++ b/hw/prep_pci.c
@@ -49,18 +49,14 @@ static void PPC_PCIIO_writeb (void *opaque, target_phys_addr_t addr, uint32_t va
 static void PPC_PCIIO_writew (void *opaque, target_phys_addr_t addr, uint32_t val)
 {
     PREPPCIState *s = opaque;
-#ifdef TARGET_WORDS_BIGENDIAN
     val = bswap16(val);
-#endif
     pci_data_write(s->bus, PPC_PCIIO_config(addr), val, 2);
 }
 
 static void PPC_PCIIO_writel (void *opaque, target_phys_addr_t addr, uint32_t val)
 {
     PREPPCIState *s = opaque;
-#ifdef TARGET_WORDS_BIGENDIAN
     val = bswap32(val);
-#endif
     pci_data_write(s->bus, PPC_PCIIO_config(addr), val, 4);
 }
 
@@ -77,9 +73,7 @@ static uint32_t PPC_PCIIO_readw (void *opaque, target_phys_addr_t addr)
     PREPPCIState *s = opaque;
     uint32_t val;
     val = pci_data_read(s->bus, PPC_PCIIO_config(addr), 2);
-#ifdef TARGET_WORDS_BIGENDIAN
     val = bswap16(val);
-#endif
     return val;
 }
 
@@ -88,9 +82,7 @@ static uint32_t PPC_PCIIO_readl (void *opaque, target_phys_addr_t addr)
     PREPPCIState *s = opaque;
     uint32_t val;
     val = pci_data_read(s->bus, PPC_PCIIO_config(addr), 4);
-#ifdef TARGET_WORDS_BIGENDIAN
     val = bswap32(val);
-#endif
     return val;
 }