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

…/benh/powerpc

* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (29 commits)
  powerpc/83xx: Move mcu_mpc8349emitx driver out of drivers/i2c/chips/
  powerpc/83xx: Make serial ports work on MPC8315E-RDB w/ FSL U-Boots
  powerpc/e500mc: Doorbells need to be taken w/exceptions disabled
  powerpc: Enable PS3 options and QPACE in ppc64_defconfig
  powerpc/powermac: Fix occasional SMP boot failure
  powerpc/cacheinfo: Rename cache_dir per-cpu variable
  hvc_console: Use kzalloc() instead of kmalloc() + memset()
  hvc_console: Do not set low_latency when using interrupts
  hvc_console: Call free_irq() only if request_irq() was successful
  hvc_console: Change an mb() to smp_mb() and add some comments
  powerpc: Cleanup from l64 to ll64 change: drivers/net
  powerpc: Cleanup from l64 to ll64 change: drivers/char
  powerpc: Cleanup from l64 to ll64 change: arch code
  powerpc: Change u64/s64 to a long long integer type
  powerpc/kexec: Check crash_base for relocatable kernel
  powerpc: Make dummy section a valid note header
  Xilinx: SPI: updated driver for device tree
  drivers/of: Add the of_find_i2c_device_by_node function.
  powerpc/xsysace: add compatible string for non-ipcore instance
  powerpc/mpc52xx: remove dead code from GPIO driver
  ...

arch/powerpc/boot/dts/mpc8315erdb.dts

@@ -255,7 +255,7 @@
 			device_type = "serial";
 			compatible = "ns16550";
 			reg = <0x4500 0x100>;
-			clock-frequency = <0>;
+			clock-frequency = <133333333>;
 			interrupts = <9 0x8>;
 			interrupt-parent = <&ipic>;
 		};
@@ -265,7 +265,7 @@
 			device_type = "serial";
 			compatible = "ns16550";
 			reg = <0x4600 0x100>;
-			clock-frequency = <0>;
+			clock-frequency = <133333333>;
 			interrupts = <10 0x8>;
 			interrupt-parent = <&ipic>;
 		};

arch/powerpc/boot/dts/mpc8544ds.dts

@@ -313,7 +313,7 @@
 			  0x1000000 0x0 0x0 0xe1010000 0x0 0x10000>;
 		clock-frequency = <33333333>;
 		interrupt-parent = <&mpic>;
-		interrupts = <26 2>;
+		interrupts = <25 2>;
 		interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
 		interrupt-map = <
 			/* IDSEL 0x0 */
@@ -350,7 +350,7 @@
 			  0x1000000 0x0 0x0 0xe1020000 0x0 0x10000>;
 		clock-frequency = <33333333>;
 		interrupt-parent = <&mpic>;
-		interrupts = <25 2>;
+		interrupts = <26 2>;
 		interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
 		interrupt-map = <
 			/* IDSEL 0x0 */

arch/powerpc/boot/dts/mpc8572ds.dts

@@ -724,7 +724,7 @@
 			  0x1000000 0x0 0x00000000 0 0xffc10000 0x0 0x00010000>;
 		clock-frequency = <33333333>;
 		interrupt-parent = <&mpic>;
-		interrupts = <26 2>;
+		interrupts = <25 2>;
 		interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
 		interrupt-map = <
 			/* IDSEL 0x0 */
@@ -761,7 +761,7 @@
 			  0x1000000 0x0 0x00000000 0 0xffc20000 0x0 0x00010000>;
 		clock-frequency = <33333333>;
 		interrupt-parent = <&mpic>;
-		interrupts = <27 2>;
+		interrupts = <26 2>;
 		interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
 		interrupt-map = <
 			/* IDSEL 0x0 */

arch/powerpc/boot/dts/mpc8572ds_camp_core0.dts

@@ -457,7 +457,7 @@
 			  0x1000000 0x0 0x0 0xffc10000 0x0 0x10000>;
 		clock-frequency = <33333333>;
 		interrupt-parent = <&mpic>;
-		interrupts = <26 2>;
+		interrupts = <25 2>;
 		interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
 		interrupt-map = <
 			/* IDSEL 0x0 */

arch/powerpc/boot/dts/mpc8572ds_camp_core1.dts

@@ -208,7 +208,7 @@
 			  0x1000000 0x0 0x0 0xffc20000 0x0 0x10000>;
 		clock-frequency = <33333333>;
 		interrupt-parent = <&mpic>;
-		interrupts = <27 2>;
+		interrupts = <26 2>;
 		interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
 		interrupt-map = <
 			/* IDSEL 0x0 */

arch/powerpc/configs/ppc64_defconfig

@@ -211,11 +211,28 @@ CONFIG_PPC_PASEMI=y
 CONFIG_PPC_PASEMI_IOMMU=y
 # CONFIG_PPC_PASEMI_IOMMU_DMA_FORCE is not set
 CONFIG_PPC_PASEMI_MDIO=y
-# CONFIG_PPC_PS3 is not set
+CONFIG_PPC_PS3=y
+
+#
+# PS3 Platform Options
+#
+# CONFIG_PS3_ADVANCED is not set
+CONFIG_PS3_HTAB_SIZE=20
+# CONFIG_PS3_DYNAMIC_DMA is not set
+CONFIG_PS3_VUART=y
+CONFIG_PS3_PS3AV=y
+CONFIG_PS3_SYS_MANAGER=y
+CONFIG_PS3_STORAGE=m
+CONFIG_PS3_DISK=m
+CONFIG_PS3_ROM=m
+CONFIG_PS3_FLASH=m
+CONFIG_PS3_LPM=m
 CONFIG_PPC_CELL=y
+CONFIG_PPC_CELL_COMMON=y
 CONFIG_PPC_CELL_NATIVE=y
 CONFIG_PPC_IBM_CELL_BLADE=y
 CONFIG_PPC_CELLEB=y
+CONFIG_PPC_CELL_QPACE=y
 
 #
 # Cell Broadband Engine options
@@ -981,6 +998,9 @@ CONFIG_E1000=y
 CONFIG_TIGON3=y
 # CONFIG_BNX2 is not set
 CONFIG_SPIDER_NET=m
+CONFIG_GELIC_NET=m
+CONFIG_GELIC_WIRELESS=y
+# CONFIG_GELIC_WIRELESS_OLD_PSK_INTERFACE is not set
 # CONFIG_QLA3XXX is not set
 # CONFIG_ATL1 is not set
 # CONFIG_ATL1E is not set
@@ -1370,6 +1390,8 @@ CONFIG_FB_RADEON_BACKLIGHT=y
 # CONFIG_FB_PM3 is not set
 # CONFIG_FB_CARMINE is not set
 CONFIG_FB_IBM_GXT4500=y
+CONFIG_FB_PS3=m
+CONFIG_FB_PS3_DEFAULT_SIZE_M=9
 # CONFIG_FB_VIRTUAL is not set
 # CONFIG_FB_METRONOME is not set
 CONFIG_BACKLIGHT_LCD_SUPPORT=y
@@ -1492,6 +1514,8 @@ CONFIG_SND_PCI=y
 CONFIG_SND_PPC=y
 CONFIG_SND_POWERMAC=m
 CONFIG_SND_POWERMAC_AUTO_DRC=y
+CONFIG_SND_PS3=m
+CONFIG_SND_PS3_DEFAULT_START_DELAY=2000
 CONFIG_SND_AOA=m
 CONFIG_SND_AOA_FABRIC_LAYOUT=m
 CONFIG_SND_AOA_ONYX=m

arch/powerpc/include/asm/qe.h

@@ -624,7 +624,7 @@ struct ucc_slow_pram {
 #define UCC_GETH_UCCE_RXF1      0x00000002
 #define UCC_GETH_UCCE_RXF0      0x00000001
 
-/* UPSMR, when used as a UART */
+/* UCC Protocol Specific Mode Register (UPSMR), when used for UART */
 #define UCC_UART_UPSMR_FLC		0x8000
 #define UCC_UART_UPSMR_SL		0x4000
 #define UCC_UART_UPSMR_CL_MASK		0x3000
@@ -652,6 +652,23 @@ struct ucc_slow_pram {
 #define UCC_UART_UPSMR_TPM_EVEN		0x0002
 #define UCC_UART_UPSMR_TPM_HIGH		0x0003
 
+/* UCC Protocol Specific Mode Register (UPSMR), when used for Ethernet */
+#define UCC_GETH_UPSMR_FTFE     0x80000000
+#define UCC_GETH_UPSMR_PTPE     0x40000000
+#define UCC_GETH_UPSMR_ECM      0x04000000
+#define UCC_GETH_UPSMR_HSE      0x02000000
+#define UCC_GETH_UPSMR_PRO      0x00400000
+#define UCC_GETH_UPSMR_CAP      0x00200000
+#define UCC_GETH_UPSMR_RSH      0x00100000
+#define UCC_GETH_UPSMR_RPM      0x00080000
+#define UCC_GETH_UPSMR_R10M     0x00040000
+#define UCC_GETH_UPSMR_RLPB     0x00020000
+#define UCC_GETH_UPSMR_TBIM     0x00010000
+#define UCC_GETH_UPSMR_RES1     0x00002000
+#define UCC_GETH_UPSMR_RMM      0x00001000
+#define UCC_GETH_UPSMR_CAM      0x00000400
+#define UCC_GETH_UPSMR_BRO      0x00000200
+
 /* UCC Transmit On Demand Register (UTODR) */
 #define UCC_SLOW_TOD	0x8000
 #define UCC_FAST_TOD	0x8000

arch/powerpc/include/asm/rtas.h

@@ -18,7 +18,7 @@
  */
 
 #define RTAS_UNKNOWN_SERVICE (-1)
-#define RTAS_INSTANTIATE_MAX (1UL<<30) /* Don't instantiate rtas at/above this value */
+#define RTAS_INSTANTIATE_MAX (1ULL<<30) /* Don't instantiate rtas at/above this value */
 
 /* Buffer size for ppc_rtas system call. */
 #define RTAS_RMOBUF_MAX (64 * 1024)

arch/powerpc/include/asm/types.h

@@ -1,7 +1,12 @@
 #ifndef _ASM_POWERPC_TYPES_H
 #define _ASM_POWERPC_TYPES_H
 
-#ifdef __powerpc64__
+/*
+ * This is here because we used to use l64 for 64bit powerpc
+ * and we don't want to impact user mode with our change to ll64
+ * in the kernel.
+ */
+#if defined(__powerpc64__) && !defined(__KERNEL__)
 # include <asm-generic/int-l64.h>
 #else
 # include <asm-generic/int-ll64.h>

arch/powerpc/kernel/asm-offsets.c

@@ -56,6 +56,10 @@
 #include "head_booke.h"
 #endif
 
+#if defined(CONFIG_FSL_BOOKE)
+#include "../mm/mmu_decl.h"
+#endif
+
 int main(void)
 {
 	DEFINE(THREAD, offsetof(struct task_struct, thread));
@@ -382,6 +386,9 @@ int main(void)
 	DEFINE(PGD_T_LOG2, PGD_T_LOG2);
 	DEFINE(PTE_T_LOG2, PTE_T_LOG2);
 #endif
+#ifdef CONFIG_FSL_BOOKE
+	DEFINE(TLBCAM_SIZE, sizeof(struct tlbcam));
+#endif
 
 #ifdef CONFIG_KVM_EXIT_TIMING
 	DEFINE(VCPU_TIMING_EXIT_TBU, offsetof(struct kvm_vcpu,

arch/powerpc/kernel/cacheinfo.c

@@ -113,7 +113,7 @@ struct cache {
 	struct cache *next_local;      /* next cache of >= level */
 };
 
-static DEFINE_PER_CPU(struct cache_dir *, cache_dir);
+static DEFINE_PER_CPU(struct cache_dir *, cache_dir_pcpu);
 
 /* traversal/modification of this list occurs only at cpu hotplug time;
  * access is serialized by cpu hotplug locking
@@ -468,9 +468,9 @@ static struct cache_dir *__cpuinit cacheinfo_create_cache_dir(unsigned int cpu_i
 
 	cache_dir->kobj = kobj;
 
-	WARN_ON_ONCE(per_cpu(cache_dir, cpu_id) != NULL);
+	WARN_ON_ONCE(per_cpu(cache_dir_pcpu, cpu_id) != NULL);
 
-	per_cpu(cache_dir, cpu_id) = cache_dir;
+	per_cpu(cache_dir_pcpu, cpu_id) = cache_dir;
 
 	return cache_dir;
 err:
@@ -820,13 +820,13 @@ void cacheinfo_cpu_offline(unsigned int cpu_id)
 
 	/* Prevent userspace from seeing inconsistent state - remove
 	 * the sysfs hierarchy first */
-	cache_dir = per_cpu(cache_dir, cpu_id);
+	cache_dir = per_cpu(cache_dir_pcpu, cpu_id);
 
 	/* careful, sysfs population may have failed */
 	if (cache_dir)
 		remove_cache_dir(cache_dir);
 
-	per_cpu(cache_dir, cpu_id) = NULL;
+	per_cpu(cache_dir_pcpu, cpu_id) = NULL;
 
 	/* clear the CPU's bit in its cache chain, possibly freeing
 	 * cache objects */

arch/powerpc/kernel/dma-iommu.c

@@ -79,10 +79,10 @@ static int dma_iommu_dma_supported(struct device *dev, u64 mask)
 		       "Warning: IOMMU offset too big for device mask\n");
 		if (tbl)
 			printk(KERN_INFO
-			       "mask: 0x%08lx, table offset: 0x%08lx\n",
+			       "mask: 0x%08llx, table offset: 0x%08lx\n",
 				mask, tbl->it_offset);
 		else
-			printk(KERN_INFO "mask: 0x%08lx, table unavailable\n",
+			printk(KERN_INFO "mask: 0x%08llx, table unavailable\n",
 				mask);
 		return 0;
 	} else

arch/powerpc/kernel/head_64.S

@@ -1518,6 +1518,15 @@ _GLOBAL(pmac_secondary_start)
 	/* turn on 64-bit mode */
 	bl	.enable_64b_mode
 
+	li	r0,0
+	mfspr	r3,SPRN_HID4
+	rldimi	r3,r0,40,23	/* clear bit 23 (rm_ci) */
+	sync
+	mtspr	SPRN_HID4,r3
+	isync
+	sync
+	slbia
+
 	/* get TOC pointer (real address) */
 	bl	.relative_toc
 

arch/powerpc/kernel/head_fsl_booke.S

@@ -389,10 +389,6 @@ skpinv:	addi	r6,r6,1				/* Increment */
 #endif
 #endif
 
-	mfspr	r3,SPRN_TLB1CFG
-	andi.	r3,r3,0xfff
-	lis	r4,num_tlbcam_entries@ha
-	stw	r3,num_tlbcam_entries@l(r4)
 /*
  * Decide what sort of machine this is and initialize the MMU.
  */
@@ -711,7 +707,7 @@ interrupt_base:
 	EXCEPTION(0x2060, PerformanceMonitor, performance_monitor_exception, EXC_XFER_STD)
 
 #ifdef CONFIG_PPC_E500MC
-	EXCEPTION(0x2070, Doorbell, unknown_exception, EXC_XFER_EE)
+	EXCEPTION(0x2070, Doorbell, unknown_exception, EXC_XFER_STD)
 #endif
 
 	/* Debug Interrupt */
@@ -909,7 +905,7 @@ KernelSPE:
 _GLOBAL(loadcam_entry)
 	lis	r4,TLBCAM@ha
 	addi	r4,r4,TLBCAM@l
-	mulli	r5,r3,20
+	mulli	r5,r3,TLBCAM_SIZE
 	add	r3,r5,r4
 	lwz	r4,0(r3)
 	mtspr	SPRN_MAS0,r4

arch/powerpc/kernel/iommu.c

@@ -239,12 +239,12 @@ static void __iommu_free(struct iommu_table *tbl, dma_addr_t dma_addr,
 		if (printk_ratelimit()) {
 			printk(KERN_INFO "iommu_free: invalid entry\n");
 			printk(KERN_INFO "\tentry     = 0x%lx\n", entry); 
-			printk(KERN_INFO "\tdma_addr  = 0x%lx\n", (u64)dma_addr);
-			printk(KERN_INFO "\tTable     = 0x%lx\n", (u64)tbl);
-			printk(KERN_INFO "\tbus#      = 0x%lx\n", (u64)tbl->it_busno);
-			printk(KERN_INFO "\tsize      = 0x%lx\n", (u64)tbl->it_size);
-			printk(KERN_INFO "\tstartOff  = 0x%lx\n", (u64)tbl->it_offset);
-			printk(KERN_INFO "\tindex     = 0x%lx\n", (u64)tbl->it_index);
+			printk(KERN_INFO "\tdma_addr  = 0x%llx\n", (u64)dma_addr);
+			printk(KERN_INFO "\tTable     = 0x%llx\n", (u64)tbl);
+			printk(KERN_INFO "\tbus#      = 0x%llx\n", (u64)tbl->it_busno);
+			printk(KERN_INFO "\tsize      = 0x%llx\n", (u64)tbl->it_size);
+			printk(KERN_INFO "\tstartOff  = 0x%llx\n", (u64)tbl->it_offset);
+			printk(KERN_INFO "\tindex     = 0x%llx\n", (u64)tbl->it_index);
 			WARN_ON(1);
 		}
 		return;

arch/powerpc/kernel/lparcfg.c

@@ -240,7 +240,7 @@ static void parse_ppp_data(struct seq_file *m)
 	if (rc)
 		return;
 
-	seq_printf(m, "partition_entitled_capacity=%ld\n",
+	seq_printf(m, "partition_entitled_capacity=%lld\n",
 	           ppp_data.entitlement);
 	seq_printf(m, "group=%d\n", ppp_data.group_num);
 	seq_printf(m, "system_active_processors=%d\n",
@@ -265,7 +265,7 @@ static void parse_ppp_data(struct seq_file *m)
 		   ppp_data.unallocated_weight);
 	seq_printf(m, "capacity_weight=%d\n", ppp_data.weight);
 	seq_printf(m, "capped=%d\n", ppp_data.capped);
-	seq_printf(m, "unallocated_capacity=%ld\n",
+	seq_printf(m, "unallocated_capacity=%lld\n",
 		   ppp_data.unallocated_entitlement);
 }
 
@@ -509,10 +509,10 @@ static ssize_t update_ppp(u64 *entitlement, u8 *weight)
 	} else
 		return -EINVAL;
 
-	pr_debug("%s: current_entitled = %lu, current_weight = %u\n",
+	pr_debug("%s: current_entitled = %llu, current_weight = %u\n",
 		 __func__, ppp_data.entitlement, ppp_data.weight);
 
-	pr_debug("%s: new_entitled = %lu, new_weight = %u\n",
+	pr_debug("%s: new_entitled = %llu, new_weight = %u\n",
 		 __func__, new_entitled, new_weight);
 
 	retval = plpar_hcall_norets(H_SET_PPP, new_entitled, new_weight);
@@ -558,7 +558,7 @@ static ssize_t update_mpp(u64 *entitlement, u8 *weight)
 	pr_debug("%s: current_entitled = %lu, current_weight = %u\n",
 	         __func__, mpp_data.entitled_mem, mpp_data.mem_weight);
 
-	pr_debug("%s: new_entitled = %lu, new_weight = %u\n",
+	pr_debug("%s: new_entitled = %llu, new_weight = %u\n",
 		 __func__, new_entitled, new_weight);
 
 	rc = plpar_hcall_norets(H_SET_MPP, new_entitled, new_weight);

arch/powerpc/kernel/machine_kexec.c

@@ -93,10 +93,35 @@ void __init reserve_crashkernel(void)
 				KDUMP_KERNELBASE);
 
 	crashk_res.start = KDUMP_KERNELBASE;
+#else
+	if (!crashk_res.start) {
+		/*
+		 * unspecified address, choose a region of specified size
+		 * can overlap with initrd (ignoring corruption when retained)
+		 * ppc64 requires kernel and some stacks to be in first segemnt
+		 */
+		crashk_res.start = KDUMP_KERNELBASE;
+	}
+
+	crash_base = PAGE_ALIGN(crashk_res.start);
+	if (crash_base != crashk_res.start) {
+		printk("Crash kernel base must be aligned to 0x%lx\n",
+				PAGE_SIZE);
+		crashk_res.start = crash_base;
+	}
+
 #endif
 	crash_size = PAGE_ALIGN(crash_size);
 	crashk_res.end = crashk_res.start + crash_size - 1;
 
+	/* The crash region must not overlap the current kernel */
+	if (overlaps_crashkernel(__pa(_stext), _end - _stext)) {
+		printk(KERN_WARNING
+			"Crash kernel can not overlap current kernel\n");
+		crashk_res.start = crashk_res.end = 0;
+		return;
+	}
+
 	/* Crash kernel trumps memory limit */
 	if (memory_limit && memory_limit <= crashk_res.end) {
 		memory_limit = crashk_res.end + 1;