Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc

* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc:
  [POWERPC] Fix MPC5200 (not B!) device tree so FEC ethernet works
  [POWERPC] mpc5200: Amalgamated DTS fixes and updates
  [POWERPC] Fix rtas_flash procfs interface
  [POWERPC] Fix deadlock with mmu_hash_lock in hash_page_sync
  [POWERPC] Fix iSeries hard irq enabling regression
  [POWERPC] Fix CPM2 SCC1 clock initialization.
  [POWERPC] Fix defconfigs so we dont set both GENRTC and RTCLIB
  [POWERPC] fsldma: Use compatiable binding as spec
  [POWERPC] sata_fsl: reduce compatibility to fsl,pq-sata
  [POWERPC] 83xx: enable usb in 837x rdb and 83xx defconfigs
  [POWERPC] 83xx: Fix wrong USB phy type in mpc837xrdb dts

26 files changed, 227 insertions, 134 deletions

diff --git a/arch/powerpc/boot/dts/cm5200.dts b/arch/powerpc/boot/dts/cm5200.dts
index 30737eafe68e..c6ca6319e4f7 100644
--- a/arch/powerpc/boot/dts/cm5200.dts
+++ b/arch/powerpc/boot/dts/cm5200.dts
@@ -212,13 +212,30 @@
 		ethernet@3000 {
 			device_type = "network";
 			compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec";
-			reg = <3000 800>;
+			reg = <3000 400>;
 			local-mac-address = [ 00 00 00 00 00 00 ];
 			interrupts = <2 5 0>;
 			interrupt-parent = <&mpc5200_pic>;
+			phy-handle = <&phy0>;
+		};
+
+		mdio@3000 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio";
+			reg = <3000 400>;       // fec range, since we need to setup fec interrupts
+			interrupts = <2 5 0>;   // these are for "mii command finished", not link changes & co.
+			interrupt-parent = <&mpc5200_pic>;
+
+			phy0: ethernet-phy@0 {
+				device_type = "ethernet-phy";
+				reg = <0>;
+			};
 		};
 
 		i2c@3d40 {
+			#address-cells = <1>;
+			#size-cells = <0>;
 			compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c";
 			reg = <3d40 40>;
 			interrupts = <2 10 0>;
@@ -231,4 +248,22 @@
 			reg = <8000 4000>;
 		};
 	};
+
+	lpb {
+		model = "fsl,lpb";
+		compatible = "fsl,lpb";
+		#address-cells = <2>;
+		#size-cells = <1>;
+		ranges = <0 0 fc000000 2000000>;
+
+		// 16-bit flash device at LocalPlus Bus CS0
+		flash@0,0 {
+			compatible = "cfi-flash";
+			reg = <0 0 2000000>;
+			bank-width = <2>;
+			device-width = <2>;
+			#size-cells = <1>;
+			#address-cells = <1>;
+		};
+	};
 };
diff --git a/arch/powerpc/boot/dts/lite5200.dts b/arch/powerpc/boot/dts/lite5200.dts
index 0d701c1bf539..09b4e16154d6 100644
--- a/arch/powerpc/boot/dts/lite5200.dts
+++ b/arch/powerpc/boot/dts/lite5200.dts
@@ -258,6 +258,21 @@
 			local-mac-address = [ 00 00 00 00 00 00 ];
 			interrupts = <2 5 0>;
 			interrupt-parent = <&mpc5200_pic>;
+			phy-handle = <&phy0>;
+		};
+
+		mdio@3000 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			compatible = "fsl,mpc5200-mdio";
+			reg = <3000 400>;	// fec range, since we need to setup fec interrupts
+			interrupts = <2 5 0>;	// these are for "mii command finished", not link changes & co.
+			interrupt-parent = <&mpc5200_pic>;
+
+			phy0:ethernet-phy@1 {
+				device_type = "ethernet-phy";
+				reg = <1>;
+			};
 		};
 
 		ata@3a00 {
diff --git a/arch/powerpc/boot/dts/motionpro.dts b/arch/powerpc/boot/dts/motionpro.dts
index 76951ab038ee..2b0dde058f8e 100644
--- a/arch/powerpc/boot/dts/motionpro.dts
+++ b/arch/powerpc/boot/dts/motionpro.dts
@@ -148,7 +148,6 @@
 			interrupt-parent = <&mpc5200_pic>;
 		};
 
-
 		spi@f00 {
 			compatible = "fsl,mpc5200b-spi","fsl,mpc5200-spi";
 			reg = <f00 20>;
@@ -209,10 +208,25 @@
 		ethernet@3000 {
 			device_type = "network";
 			compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec";
-			reg = <3000 800>;
+			reg = <3000 400>;
 			local-mac-address = [ 00 00 00 00 00 00 ];
 			interrupts = <2 5 0>;
 			interrupt-parent = <&mpc5200_pic>;
+			phy-handle = <&phy0>;
+		};
+
+		mdio@3000 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio";
+			reg = <3000 400>;       // fec range, since we need to setup fec interrupts
+			interrupts = <2 5 0>;   // these are for "mii command finished", not link changes & co.
+			interrupt-parent = <&mpc5200_pic>;
+
+			phy0: ethernet-phy@2 {
+				device_type = "ethernet-phy";
+				reg = <2>;
+			};
 		};
 
 		ata@3a00 {
@@ -223,11 +237,19 @@
 		};
 
 		i2c@3d40 {
+			#address-cells = <1>;
+			#size-cells = <0>;
 			compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c";
 			reg = <3d40 40>;
 			interrupts = <2 10 0>;
 			interrupt-parent = <&mpc5200_pic>;
 			fsl5200-clocking;
+
+			rtc@68 {
+				device_type = "rtc";
+				compatible = "dallas,ds1339";
+				reg = <68>;
+			};
 		};
 
 		sram@8000 {
@@ -240,7 +262,8 @@
 		compatible = "fsl,lpb";
 		#address-cells = <2>;
 		#size-cells = <1>;
-		ranges = <1 0 50000000 00010000
+		ranges = <0 0 ff000000 01000000
+			  1 0 50000000 00010000
 			  2 0 50010000 00010000
 			  3 0 50020000 00010000>;
 
@@ -271,31 +294,15 @@
 			compatible = "promess,pro_module_dio";
 			reg = <3 800 2>;
 		};
-	};
 
-	pci@f0000d00 {
-		#interrupt-cells = <1>;
-		#size-cells = <2>;
-		#address-cells = <3>;
-		device_type = "pci";
-		compatible = "fsl,mpc5200b-pci","fsl,mpc5200-pci";
-		reg = <f0000d00 100>;
-		interrupt-map-mask = <f800 0 0 7>;
-		interrupt-map = <c000 0 0 1 &mpc5200_pic 0 0 3 // 1st slot
-				 c000 0 0 2 &mpc5200_pic 1 1 3
-				 c000 0 0 3 &mpc5200_pic 1 2 3
-				 c000 0 0 4 &mpc5200_pic 1 3 3
-
-				 c800 0 0 1 &mpc5200_pic 1 1 3 // 2nd slot
-				 c800 0 0 2 &mpc5200_pic 1 2 3
-				 c800 0 0 3 &mpc5200_pic 1 3 3
-				 c800 0 0 4 &mpc5200_pic 0 0 3>;
-		clock-frequency = <0>; // From boot loader
-		interrupts = <2 8 0 2 9 0 2 a 0>;
-		interrupt-parent = <&mpc5200_pic>;
-		bus-range = <0 0>;
-		ranges = <42000000 0 80000000 80000000 0 20000000
-			  02000000 0 a0000000 a0000000 0 10000000
-			  01000000 0 00000000 b0000000 0 01000000>;
+		// 16-bit flash device at LocalPlus Bus CS0
+		flash@0,0 {
+			compatible = "cfi-flash";
+			reg = <0 0 01000000>;
+			bank-width = <2>;
+			device-width = <2>;
+			#size-cells = <1>;
+			#address-cells = <1>;
+		};
 	};
 };
diff --git a/arch/powerpc/boot/dts/mpc8377_mds.dts b/arch/powerpc/boot/dts/mpc8377_mds.dts
index 49c05e97386c..eac8e1b59496 100644
--- a/arch/powerpc/boot/dts/mpc8377_mds.dts
+++ b/arch/powerpc/boot/dts/mpc8377_mds.dts
@@ -255,14 +255,14 @@
 		};
 
 		sata@18000 {
-			compatible = "fsl,mpc8379-sata";
+			compatible = "fsl,mpc8379-sata", "fsl,pq-sata";
 			reg = <0x18000 0x1000>;
 			interrupts = <44 0x8>;
 			interrupt-parent = <&ipic>;
 		};
 
 		sata@19000 {
-			compatible = "fsl,mpc8379-sata";
+			compatible = "fsl,mpc8379-sata", "fsl,pq-sata";
 			reg = <0x19000 0x1000>;
 			interrupts = <45 0x8>;
 			interrupt-parent = <&ipic>;
diff --git a/arch/powerpc/boot/dts/mpc8377_rdb.dts b/arch/powerpc/boot/dts/mpc8377_rdb.dts
index 440aa4dfab0c..5bc09ad016f5 100644
--- a/arch/powerpc/boot/dts/mpc8377_rdb.dts
+++ b/arch/powerpc/boot/dts/mpc8377_rdb.dts
@@ -143,7 +143,6 @@
 			mode = "cpu";
 		};
 
-		/* phy type (ULPI, UTMI, UTMI_WIDE, SERIAL) */
 		usb@23000 {
 			compatible = "fsl-usb2-dr";
 			reg = <0x23000 0x1000>;
@@ -151,7 +150,7 @@
 			#size-cells = <0>;
 			interrupt-parent = <&ipic>;
 			interrupts = <38 0x8>;
-			phy_type = "utmi";
+			phy_type = "ulpi";
 		};
 
 		mdio@24520 {
diff --git a/arch/powerpc/boot/dts/mpc8378_rdb.dts b/arch/powerpc/boot/dts/mpc8378_rdb.dts
index 92711534b179..711f9a30f9ab 100644
--- a/arch/powerpc/boot/dts/mpc8378_rdb.dts
+++ b/arch/powerpc/boot/dts/mpc8378_rdb.dts
@@ -143,7 +143,6 @@
 			mode = "cpu";
 		};
 
-		/* phy type (ULPI, UTMI, UTMI_WIDE, SERIAL) */
 		usb@23000 {
 			compatible = "fsl-usb2-dr";
 			reg = <0x23000 0x1000>;
@@ -151,7 +150,7 @@
 			#size-cells = <0>;
 			interrupt-parent = <&ipic>;
 			interrupts = <38 0x8>;
-			phy_type = "utmi";
+			phy_type = "ulpi";
 		};
 
 		mdio@24520 {
diff --git a/arch/powerpc/boot/dts/mpc8379_mds.dts b/arch/powerpc/boot/dts/mpc8379_mds.dts
index fdb4a9255b24..6f78a9fd9826 100644
--- a/arch/powerpc/boot/dts/mpc8379_mds.dts
+++ b/arch/powerpc/boot/dts/mpc8379_mds.dts
@@ -255,28 +255,28 @@
 		};
 
 		sata@18000 {
-			compatible = "fsl,mpc8379-sata";
+			compatible = "fsl,mpc8379-sata", "fsl,pq-sata";
 			reg = <0x18000 0x1000>;
 			interrupts = <44 0x8>;
 			interrupt-parent = <&ipic>;
 		};
 
 		sata@19000 {
-			compatible = "fsl,mpc8379-sata";
+			compatible = "fsl,mpc8379-sata", "fsl,pq-sata";
 			reg = <0x19000 0x1000>;
 			interrupts = <45 0x8>;
 			interrupt-parent = <&ipic>;
 		};
 
 		sata@1a000 {
-			compatible = "fsl,mpc8379-sata";
+			compatible = "fsl,mpc8379-sata", "fsl,pq-sata";
 			reg = <0x1a000 0x1000>;
 			interrupts = <46 0x8>;
 			interrupt-parent = <&ipic>;
 		};
 
 		sata@1b000 {
-			compatible = "fsl,mpc8379-sata";
+			compatible = "fsl,mpc8379-sata", "fsl,pq-sata";
 			reg = <0x1b000 0x1000>;
 			interrupts = <47 0x8>;
 			interrupt-parent = <&ipic>;
diff --git a/arch/powerpc/boot/dts/mpc8379_rdb.dts b/arch/powerpc/boot/dts/mpc8379_rdb.dts
index 0dda2fc558f8..c11ceb7d3299 100644
--- a/arch/powerpc/boot/dts/mpc8379_rdb.dts
+++ b/arch/powerpc/boot/dts/mpc8379_rdb.dts
@@ -143,7 +143,6 @@
 			mode = "cpu";
 		};
 
-		/* phy type (ULPI, UTMI, UTMI_WIDE, SERIAL) */
 		usb@23000 {
 			compatible = "fsl-usb2-dr";
 			reg = <0x23000 0x1000>;
@@ -151,7 +150,7 @@
 			#size-cells = <0>;
 			interrupt-parent = <&ipic>;
 			interrupts = <38 0x8>;
-			phy_type = "utmi";
+			phy_type = "ulpi";
 		};
 
 		mdio@24520 {
diff --git a/arch/powerpc/boot/dts/tqm5200.dts b/arch/powerpc/boot/dts/tqm5200.dts
index c86464f007da..65bcea6a0173 100644
--- a/arch/powerpc/boot/dts/tqm5200.dts
+++ b/arch/powerpc/boot/dts/tqm5200.dts
@@ -127,10 +127,25 @@
 		ethernet@3000 {
 			device_type = "network";
 			compatible = "fsl,mpc5200-fec";
-			reg = <3000 800>;
+			reg = <3000 400>;
 			local-mac-address = [ 00 00 00 00 00 00 ];
 			interrupts = <2 5 0>;
 			interrupt-parent = <&mpc5200_pic>;
+			phy-handle = <&phy0>;
+		};
+
+		mdio@3000 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio";
+			reg = <3000 400>;       // fec range, since we need to setup fec interrupts
+			interrupts = <2 5 0>;   // these are for "mii command finished", not link changes & co.
+			interrupt-parent = <&mpc5200_pic>;
+
+			phy0: ethernet-phy@0 {
+				device_type = "ethernet-phy";
+				reg = <0>;
+			};
 		};
 
 		ata@3a00 {
@@ -141,11 +156,19 @@
 		};
 
 		i2c@3d40 {
+			#address-cells = <1>;
+			#size-cells = <0>;
 			compatible = "fsl,mpc5200-i2c","fsl-i2c";
 			reg = <3d40 40>;
 			interrupts = <2 10 0>;
 			interrupt-parent = <&mpc5200_pic>;
 			fsl5200-clocking;
+
+			 rtc@68 {
+				device_type = "rtc";
+				compatible = "dallas,ds1307";
+				reg = <68>;
+			};
 		};
 
 		sram@8000 {
@@ -154,6 +177,23 @@
 		};
 	};
 
+	lpb {
+		model = "fsl,lpb";
+		compatible = "fsl,lpb";
+		#address-cells = <2>;
+		#size-cells = <1>;
+		ranges = <0 0 fc000000 02000000>;
+
+		flash@0,0 {
+			compatible = "cfi-flash";
+			reg = <0 0 02000000>;
+			bank-width = <4>;
+			device-width = <2>;
+			#size-cells = <1>;
+			#address-cells = <1>;
+		};
+	};
+
 	pci@f0000d00 {
 		#interrupt-cells = <1>;
 		#size-cells = <2>;
diff --git a/arch/powerpc/configs/mpc832x_mds_defconfig b/arch/powerpc/configs/mpc832x_mds_defconfig
index 79d228f84c5a..50cceda8994f 100644
--- a/arch/powerpc/configs/mpc832x_mds_defconfig
+++ b/arch/powerpc/configs/mpc832x_mds_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.25-rc6
-# Mon Mar 24 08:48:16 2008
+# Linux kernel version: 2.6.25-rc7
+# Mon Mar 31 11:36:51 2008
 #
 # CONFIG_PPC64 is not set
 
@@ -628,8 +628,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_IPMI_HANDLER is not set
 CONFIG_HW_RANDOM=y
 # CONFIG_NVRAM is not set
-CONFIG_GEN_RTC=y
-# CONFIG_GEN_RTC_X is not set
+# CONFIG_GEN_RTC is not set
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
 # CONFIG_RAW_DRIVER is not set
@@ -824,10 +823,6 @@ CONFIG_USB_ARCH_HAS_EHCI=y
 # CONFIG_EDAC is not set
 CONFIG_RTC_LIB=y
 CONFIG_RTC_CLASS=y
-
-#
-# Conflicting RTC option has been selected, check GEN_RTC and RTC
-#
 CONFIG_RTC_HCTOSYS=y
 CONFIG_RTC_HCTOSYS_DEVICE="rtc0"
 # CONFIG_RTC_DEBUG is not set
diff --git a/arch/powerpc/configs/mpc834x_mds_defconfig b/arch/powerpc/configs/mpc834x_mds_defconfig
index 9360144942f1..b4e82c0e2be7 100644
--- a/arch/powerpc/configs/mpc834x_mds_defconfig
+++ b/arch/powerpc/configs/mpc834x_mds_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.25-rc6
-# Mon Mar 24 08:48:20 2008
+# Linux kernel version: 2.6.25-rc7
+# Mon Mar 31 11:36:56 2008
 #
 # CONFIG_PPC64 is not set
 
@@ -571,8 +571,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_IPMI_HANDLER is not set
 # CONFIG_HW_RANDOM is not set
 # CONFIG_NVRAM is not set
-CONFIG_GEN_RTC=y
-# CONFIG_GEN_RTC_X is not set
+# CONFIG_GEN_RTC is not set
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
 # CONFIG_RAW_DRIVER is not set
@@ -767,10 +766,6 @@ CONFIG_USB_ARCH_HAS_EHCI=y
 # CONFIG_EDAC is not set
 CONFIG_RTC_LIB=y
 CONFIG_RTC_CLASS=y
-
-#
-# Conflicting RTC option has been selected, check GEN_RTC and RTC
-#
 CONFIG_RTC_HCTOSYS=y
 CONFIG_RTC_HCTOSYS_DEVICE="rtc0"
 # CONFIG_RTC_DEBUG is not set
diff --git a/arch/powerpc/configs/mpc836x_mds_defconfig b/arch/powerpc/configs/mpc836x_mds_defconfig
index 7c8b06046d5d..d50a96eddcdc 100644
--- a/arch/powerpc/configs/mpc836x_mds_defconfig
+++ b/arch/powerpc/configs/mpc836x_mds_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.25-rc6
-# Mon Mar 24 08:48:21 2008
+# Linux kernel version: 2.6.25-rc7
+# Mon Mar 31 11:36:57 2008
 #
 # CONFIG_PPC64 is not set
 
@@ -626,8 +626,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_IPMI_HANDLER is not set
 CONFIG_HW_RANDOM=y
 # CONFIG_NVRAM is not set
-CONFIG_GEN_RTC=y
-# CONFIG_GEN_RTC_X is not set
+# CONFIG_GEN_RTC is not set
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
 # CONFIG_RAW_DRIVER is not set
@@ -822,10 +821,6 @@ CONFIG_USB_ARCH_HAS_EHCI=y
 # CONFIG_EDAC is not set
 CONFIG_RTC_LIB=y
 CONFIG_RTC_CLASS=y
-
-#
-# Conflicting RTC option has been selected, check GEN_RTC and RTC
-#
 CONFIG_RTC_HCTOSYS=y
 CONFIG_RTC_HCTOSYS_DEVICE="rtc0"
 # CONFIG_RTC_DEBUG is not set
diff --git a/arch/powerpc/configs/mpc837x_rdb_defconfig b/arch/powerpc/configs/mpc837x_rdb_defconfig
index 44093a0eaf88..a6331769d88f 100644
--- a/arch/powerpc/configs/mpc837x_rdb_defconfig
+++ b/arch/powerpc/configs/mpc837x_rdb_defconfig
@@ -684,7 +684,29 @@ CONFIG_USB_SUPPORT=y
 CONFIG_USB_ARCH_HAS_HCD=y
 # CONFIG_USB_ARCH_HAS_OHCI is not set
 CONFIG_USB_ARCH_HAS_EHCI=y
-# CONFIG_USB is not set
+CONFIG_USB=y
+# CONFIG_USB_DEBUG is not set
+# CONFIG_USB_ANNOUNCE_NEW_DEVICES is not set
+
+#
+# Miscellaneous USB options
+#
+# CONFIG_USB_DEVICEFS is not set
+CONFIG_USB_DEVICE_CLASS=y
+# CONFIG_USB_DYNAMIC_MINORS is not set
+# CONFIG_USB_OTG is not set
+
+#
+# USB Host Controller Drivers
+#
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_EHCI_ROOT_HUB_TT=y
+# CONFIG_USB_EHCI_TT_NEWSCHED is not set
+CONFIG_USB_EHCI_FSL=y
+CONFIG_USB_EHCI_HCD_PPC_OF=y
+# CONFIG_USB_ISP116X_HCD is not set
+# CONFIG_USB_SL811_HCD is not set
+# CONFIG_USB_R8A66597_HCD is not set
 
 #
 # NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
diff --git a/arch/powerpc/configs/mpc83xx_defconfig b/arch/powerpc/configs/mpc83xx_defconfig
index 1f6cf68e89f8..029d2dab7deb 100644
--- a/arch/powerpc/configs/mpc83xx_defconfig
+++ b/arch/powerpc/configs/mpc83xx_defconfig
@@ -690,7 +690,29 @@ CONFIG_USB_SUPPORT=y
 CONFIG_USB_ARCH_HAS_HCD=y
 # CONFIG_USB_ARCH_HAS_OHCI is not set
 CONFIG_USB_ARCH_HAS_EHCI=y
-# CONFIG_USB is not set
+CONFIG_USB=y
+# CONFIG_USB_DEBUG is not set
+# CONFIG_USB_ANNOUNCE_NEW_DEVICES is not set
+
+#
+# Miscellaneous USB options
+#
+# CONFIG_USB_DEVICEFS is not set
+CONFIG_USB_DEVICE_CLASS=y
+# CONFIG_USB_DYNAMIC_MINORS is not set
+# CONFIG_USB_OTG is not set
+
+#
+# USB Host Controller Drivers
+#
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_EHCI_ROOT_HUB_TT=y
+# CONFIG_USB_EHCI_TT_NEWSCHED is not set
+CONFIG_USB_EHCI_FSL=y
+CONFIG_USB_EHCI_HCD_PPC_OF=y
+# CONFIG_USB_ISP116X_HCD is not set
+# CONFIG_USB_SL811_HCD is not set
+# CONFIG_USB_R8A66597_HCD is not set
 
 #
 # NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
diff --git a/arch/powerpc/configs/mpc8544_ds_defconfig b/arch/powerpc/configs/mpc8544_ds_defconfig
index c75b6aee76d1..418bcdb5f919 100644
--- a/arch/powerpc/configs/mpc8544_ds_defconfig
+++ b/arch/powerpc/configs/mpc8544_ds_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.25-rc6
-# Mon Mar 24 08:48:26 2008
+# Linux kernel version: 2.6.25-rc7
+# Mon Mar 31 11:37:03 2008
 #
 # CONFIG_PPC64 is not set
 
@@ -742,8 +742,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_IPMI_HANDLER is not set
 # CONFIG_HW_RANDOM is not set
 CONFIG_NVRAM=y
-CONFIG_GEN_RTC=y
-CONFIG_GEN_RTC_X=y
+# CONFIG_GEN_RTC is not set
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
 # CONFIG_RAW_DRIVER is not set
@@ -1209,10 +1208,6 @@ CONFIG_USB_MON=y
 # CONFIG_EDAC is not set
 CONFIG_RTC_LIB=y
 CONFIG_RTC_CLASS=y
-
-#
-# Conflicting RTC option has been selected, check GEN_RTC and RTC
-#
 CONFIG_RTC_HCTOSYS=y
 CONFIG_RTC_HCTOSYS_DEVICE="rtc0"
 # CONFIG_RTC_DEBUG is not set
diff --git a/arch/powerpc/configs/mpc8568mds_defconfig b/arch/powerpc/configs/mpc8568mds_defconfig
index e7da4b96cdeb..2b866b385607 100644
--- a/arch/powerpc/configs/mpc8568mds_defconfig
+++ b/arch/powerpc/configs/mpc8568mds_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.25-rc6
-# Mon Mar 24 08:48:28 2008
+# Linux kernel version: 2.6.25-rc7
+# Mon Mar 31 11:37:05 2008
 #
 # CONFIG_PPC64 is not set
 
@@ -629,8 +629,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_IPMI_HANDLER is not set
 CONFIG_HW_RANDOM=y
 # CONFIG_NVRAM is not set
-CONFIG_GEN_RTC=y
-# CONFIG_GEN_RTC_X is not set
+# CONFIG_GEN_RTC is not set
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
 # CONFIG_RAW_DRIVER is not set
@@ -825,10 +824,6 @@ CONFIG_USB_ARCH_HAS_EHCI=y
 # CONFIG_EDAC is not set
 CONFIG_RTC_LIB=y
 CONFIG_RTC_CLASS=y
-
-#
-# Conflicting RTC option has been selected, check GEN_RTC and RTC
-#
 CONFIG_RTC_HCTOSYS=y
 CONFIG_RTC_HCTOSYS_DEVICE="rtc0"
 # CONFIG_RTC_DEBUG is not set
diff --git a/arch/powerpc/configs/mpc8572_ds_defconfig b/arch/powerpc/configs/mpc8572_ds_defconfig
index 460afe99c653..53aa6f3173a5 100644
--- a/arch/powerpc/configs/mpc8572_ds_defconfig
+++ b/arch/powerpc/configs/mpc8572_ds_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.25-rc6
-# Mon Mar 24 08:48:29 2008
+# Linux kernel version: 2.6.25-rc7
+# Mon Mar 31 11:37:06 2008
 #
 # CONFIG_PPC64 is not set
 
@@ -742,8 +742,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_IPMI_HANDLER is not set
 # CONFIG_HW_RANDOM is not set
 CONFIG_NVRAM=y
-CONFIG_GEN_RTC=y
-CONFIG_GEN_RTC_X=y
+# CONFIG_GEN_RTC is not set
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
 # CONFIG_RAW_DRIVER is not set
@@ -1209,10 +1208,6 @@ CONFIG_USB_MON=y
 # CONFIG_EDAC is not set
 CONFIG_RTC_LIB=y
 CONFIG_RTC_CLASS=y
-
-#
-# Conflicting RTC option has been selected, check GEN_RTC and RTC
-#
 CONFIG_RTC_HCTOSYS=y
 CONFIG_RTC_HCTOSYS_DEVICE="rtc0"
 # CONFIG_RTC_DEBUG is not set
diff --git a/arch/powerpc/configs/mpc85xx_defconfig b/arch/powerpc/configs/mpc85xx_defconfig
index 615e4c1bf735..2075722911bb 100644
--- a/arch/powerpc/configs/mpc85xx_defconfig
+++ b/arch/powerpc/configs/mpc85xx_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.25-rc6
-# Mon Mar 24 08:48:31 2008
+# Linux kernel version: 2.6.25-rc7
+# Mon Mar 31 11:37:08 2008
 #
 # CONFIG_PPC64 is not set
 
@@ -750,8 +750,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_IPMI_HANDLER is not set
 # CONFIG_HW_RANDOM is not set
 CONFIG_NVRAM=y
-CONFIG_GEN_RTC=y
-CONFIG_GEN_RTC_X=y
+# CONFIG_GEN_RTC is not set
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
 # CONFIG_RAW_DRIVER is not set
@@ -1217,10 +1216,6 @@ CONFIG_USB_MON=y
 # CONFIG_EDAC is not set
 CONFIG_RTC_LIB=y
 CONFIG_RTC_CLASS=y
-
-#
-# Conflicting RTC option has been selected, check GEN_RTC and RTC
-#
 CONFIG_RTC_HCTOSYS=y
 CONFIG_RTC_HCTOSYS_DEVICE="rtc0"
 # CONFIG_RTC_DEBUG is not set
diff --git a/arch/powerpc/configs/mpc8641_hpcn_defconfig b/arch/powerpc/configs/mpc8641_hpcn_defconfig
index 994e76817967..d01dcdb70bd7 100644
--- a/arch/powerpc/configs/mpc8641_hpcn_defconfig
+++ b/arch/powerpc/configs/mpc8641_hpcn_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.25-rc6
-# Mon Mar 24 08:48:34 2008
+# Linux kernel version: 2.6.25-rc7
+# Mon Mar 31 11:37:11 2008
 #
 # CONFIG_PPC64 is not set
 
@@ -736,8 +736,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_IPMI_HANDLER is not set
 # CONFIG_HW_RANDOM is not set
 CONFIG_NVRAM=y
-CONFIG_GEN_RTC=y
-CONFIG_GEN_RTC_X=y
+# CONFIG_GEN_RTC is not set
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
 # CONFIG_RAW_DRIVER is not set
@@ -1203,10 +1202,6 @@ CONFIG_USB_MON=y
 # CONFIG_EDAC is not set
 CONFIG_RTC_LIB=y
 CONFIG_RTC_CLASS=y
-
-#
-# Conflicting RTC option has been selected, check GEN_RTC and RTC
-#
 CONFIG_RTC_HCTOSYS=y
 CONFIG_RTC_HCTOSYS_DEVICE="rtc0"
 # CONFIG_RTC_DEBUG is not set
diff --git a/arch/powerpc/configs/prpmc2800_defconfig b/arch/powerpc/configs/prpmc2800_defconfig
index f53d55bbdd7c..f9121685f11a 100644
--- a/arch/powerpc/configs/prpmc2800_defconfig
+++ b/arch/powerpc/configs/prpmc2800_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.25-rc6
-# Mon Mar 24 08:48:37 2008
+# Linux kernel version: 2.6.25-rc7
+# Mon Mar 31 11:37:15 2008
 #
 # CONFIG_PPC64 is not set
 
@@ -855,8 +855,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_IPMI_HANDLER is not set
 # CONFIG_HW_RANDOM is not set
 # CONFIG_NVRAM is not set
-CONFIG_GEN_RTC=y
-# CONFIG_GEN_RTC_X is not set
+# CONFIG_GEN_RTC is not set
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
 # CONFIG_RAW_DRIVER is not set
@@ -1129,10 +1128,6 @@ CONFIG_USB_MON=y
 # CONFIG_EDAC is not set
 CONFIG_RTC_LIB=y
 CONFIG_RTC_CLASS=y
-
-#
-# Conflicting RTC option has been selected, check GEN_RTC and RTC
-#
 CONFIG_RTC_HCTOSYS=y
 CONFIG_RTC_HCTOSYS_DEVICE="rtc0"
 # CONFIG_RTC_DEBUG is not set
diff --git a/arch/powerpc/configs/storcenter_defconfig b/arch/powerpc/configs/storcenter_defconfig
index 8fc85747a0a7..fdbfd39a3aca 100644
--- a/arch/powerpc/configs/storcenter_defconfig
+++ b/arch/powerpc/configs/storcenter_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.25-rc6
-# Mon Mar 24 08:48:41 2008
+# Linux kernel version: 2.6.25-rc7
+# Mon Mar 31 11:37:19 2008
 #
 # CONFIG_PPC64 is not set
 
@@ -717,8 +717,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_IPMI_HANDLER is not set
 CONFIG_HW_RANDOM=m
 CONFIG_NVRAM=y
-CONFIG_GEN_RTC=y
-# CONFIG_GEN_RTC_X is not set
+# CONFIG_GEN_RTC is not set
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
 # CONFIG_RAW_DRIVER is not set
@@ -931,10 +930,6 @@ CONFIG_USB_STORAGE=y
 # CONFIG_EDAC is not set
 CONFIG_RTC_LIB=y
 CONFIG_RTC_CLASS=y
-
-#
-# Conflicting RTC option has been selected, check GEN_RTC and RTC
-#
 CONFIG_RTC_HCTOSYS=y
 CONFIG_RTC_HCTOSYS_DEVICE="rtc0"
 # CONFIG_RTC_DEBUG is not set
diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S
index 11b4f6d9ffce..d3aee08e6814 100644
--- a/arch/powerpc/kernel/head_64.S
+++ b/arch/powerpc/kernel/head_64.S
@@ -1387,12 +1387,14 @@ __secondary_start:
 #ifdef CONFIG_PPC_ISERIES
 BEGIN_FW_FTR_SECTION
 	ori	r4,r4,MSR_EE
+	li	r8,1
+	stb	r8,PACAHARDIRQEN(r13)
 END_FW_FTR_SECTION_IFSET(FW_FEATURE_ISERIES)
 #endif
 BEGIN_FW_FTR_SECTION
-	stb	r7,PACASOFTIRQEN(r13)
 	stb	r7,PACAHARDIRQEN(r13)
 END_FW_FTR_SECTION_IFCLR(FW_FEATURE_ISERIES)
+	stb	r7,PACASOFTIRQEN(r13)
 
 	mtspr	SPRN_SRR0,r3
 	mtspr	SPRN_SRR1,r4
@@ -1520,15 +1522,14 @@ _INIT_GLOBAL(start_here_common)
 #ifdef CONFIG_PPC_ISERIES
 BEGIN_FW_FTR_SECTION
 	mfmsr	r5
-	ori	r5,r5,MSR_EE		/* Hard Enabled */
+	ori	r5,r5,MSR_EE		/* Hard Enabled on iSeries*/
 	mtmsrd	r5
+	li	r5,1
 END_FW_FTR_SECTION_IFSET(FW_FEATURE_ISERIES)
 #endif
-BEGIN_FW_FTR_SECTION
-	stb	r5,PACAHARDIRQEN(r13)
-END_FW_FTR_SECTION_IFCLR(FW_FEATURE_ISERIES)
+	stb	r5,PACAHARDIRQEN(r13)	/* Hard Disabled on others */
 
-	bl .start_kernel
+	bl	.start_kernel
 
 	/* Not reached */
 	BUG_OPCODE
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index b0e5deb4274f..292163f5b39a 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -143,7 +143,6 @@ void local_irq_restore(unsigned long en)
 		 */
 		if (local_paca->lppaca_ptr->int_dword.any_int)
 			iseries_handle_interrupts();
-		return;
 	}
 
 	/*
diff --git a/arch/powerpc/kernel/rtas_flash.c b/arch/powerpc/kernel/rtas_flash.c
index f2276593f416..538baf46f15f 100644
--- a/arch/powerpc/kernel/rtas_flash.c
+++ b/arch/powerpc/kernel/rtas_flash.c
@@ -356,7 +356,7 @@ static int rtas_excl_open(struct inode *inode, struct file *file)
 
 	/* Enforce exclusive open with use count of PDE */
 	spin_lock(&flash_file_open_lock);
-	if (atomic_read(&dp->count) > 1) {
+	if (atomic_read(&dp->count) > 2) {
 		spin_unlock(&flash_file_open_lock);
 		return -EBUSY;
 	}
diff --git a/arch/powerpc/mm/hash_low_32.S b/arch/powerpc/mm/hash_low_32.S
index 7f830a4888d6..e10d76a860d3 100644
--- a/arch/powerpc/mm/hash_low_32.S
+++ b/arch/powerpc/mm/hash_low_32.S
@@ -44,6 +44,9 @@ mmu_hash_lock:
 #ifdef CONFIG_SMP
 	.text
 _GLOBAL(hash_page_sync)
+	mfmsr   r10
+	rlwinm  r0,r10,0,17,15          /* clear bit 16 (MSR_EE) */
+	mtmsr   r0
 	lis	r8,mmu_hash_lock@h
 	ori	r8,r8,mmu_hash_lock@l
 	lis	r0,0x0fff
@@ -60,8 +63,9 @@ _GLOBAL(hash_page_sync)
 	eieio
 	li	r0,0
 	stw	r0,0(r8)
-	blr	
-#endif
+	mtmsr	r10
+	blr
+#endif /* CONFIG_SMP */
 
 /*
  * Load a PTE into the hash table, if possible.
diff --git a/arch/powerpc/sysdev/cpm2.c b/arch/powerpc/sysdev/cpm2.c
index 7be711232124..dd066bb1d562 100644
--- a/arch/powerpc/sysdev/cpm2.c
+++ b/arch/powerpc/sysdev/cpm2.c
@@ -240,6 +240,7 @@ int cpm2_clk_setup(enum cpm_clk_target target, int clock, int mode)
 	case CPM_CLK_SCC1:
 		reg = &im_cpmux->cmx_scr;
 		shift = 24;
+		break;
 	case CPM_CLK_SCC2:
 		reg = &im_cpmux->cmx_scr;
 		shift = 16;