Merge branch 'ralf-3.7' of git://git.linux-mips.org/pub/scm/sjhill/linux-sjhill into mips-for-linux-next

10 files changed, 228 insertions, 58 deletions

diff --git a/arch/mips/include/asm/cpu.h b/arch/mips/include/asm/cpu.h
index 1037d54f059..554e2d29965 100644
--- a/arch/mips/include/asm/cpu.h
+++ b/arch/mips/include/asm/cpu.h
@@ -94,6 +94,7 @@
 #define PRID_IMP_24KE		0x9600
 #define PRID_IMP_74K		0x9700
 #define PRID_IMP_1004K		0x9900
+#define PRID_IMP_1074K		0x9a00
 #define PRID_IMP_M14KC		0x9c00
 
 /*
diff --git a/arch/mips/include/asm/gic.h b/arch/mips/include/asm/gic.h
index 991b659e254..37620db588b 100644
--- a/arch/mips/include/asm/gic.h
+++ b/arch/mips/include/asm/gic.h
@@ -33,13 +33,13 @@
 	REG32(_gic_base + segment##_##SECTION_OFS + offset)
 
 #define GIC_ABS_REG(segment, offset) \
-       (_gic_base + segment##_##SECTION_OFS + offset##_##OFS)
+	(_gic_base + segment##_##SECTION_OFS + offset##_##OFS)
 #define GIC_REG_ABS_ADDR(segment, offset) \
-       (_gic_base + segment##_##SECTION_OFS + offset)
+	(_gic_base + segment##_##SECTION_OFS + offset)
 
 #ifdef GICISBYTELITTLEENDIAN
-#define GICREAD(reg, data)	(data) = (reg), (data) = le32_to_cpu(data)
-#define GICWRITE(reg, data)	(reg) = cpu_to_le32(data)
+#define GICREAD(reg, data)	((data) = (reg), (data) = le32_to_cpu(data))
+#define GICWRITE(reg, data)	((reg) = cpu_to_le32(data))
 #define GICBIS(reg, bits)			\
 	({unsigned int data;			\
 		GICREAD(reg, data);		\
@@ -48,9 +48,9 @@
 	})
 
 #else
-#define GICREAD(reg, data)	(data) = (reg)
-#define GICWRITE(reg, data)	(reg) = (data)
-#define GICBIS(reg, bits)	(reg) |= (bits)
+#define GICREAD(reg, data)	((data) = (reg))
+#define GICWRITE(reg, data)	((reg) = (data))
+#define GICBIS(reg, bits)	((reg) |= (bits))
 #endif
 
 
@@ -304,15 +304,15 @@
 		 GIC_SH_MAP_TO_VPE_REG_BIT(vpe))
 
 struct gic_pcpu_mask {
-       DECLARE_BITMAP(pcpu_mask, GIC_NUM_INTRS);
+	DECLARE_BITMAP(pcpu_mask, GIC_NUM_INTRS);
 };
 
 struct gic_pending_regs {
-       DECLARE_BITMAP(pending, GIC_NUM_INTRS);
+	DECLARE_BITMAP(pending, GIC_NUM_INTRS);
 };
 
 struct gic_intrmask_regs {
-       DECLARE_BITMAP(intrmask, GIC_NUM_INTRS);
+	DECLARE_BITMAP(intrmask, GIC_NUM_INTRS);
 };
 
 /*
@@ -341,15 +341,44 @@ struct gic_shared_intr_map {
 	unsigned int local_intr_mask;
 };
 
+/* GIC nomenclature for Core Interrupt Pins. */
+#define GIC_CPU_INT0		0 /* Core Interrupt 2 */
+#define GIC_CPU_INT1		1 /* .                */
+#define GIC_CPU_INT2		2 /* .                */
+#define GIC_CPU_INT3		3 /* .                */
+#define GIC_CPU_INT4		4 /* .                */
+#define GIC_CPU_INT5		5 /* Core Interrupt 5 */
+
+/* Local GIC interrupts. */
+#define GIC_INT_TMR		(GIC_CPU_INT5)
+#define GIC_INT_PERFCTR		(GIC_CPU_INT5)
+
+/* Add 2 to convert non-EIC hardware interrupt to EIC vector number. */
+#define GIC_CPU_TO_VEC_OFFSET	(2)
+
+/* Mapped interrupt to pin X, then GIC will generate the vector (X+1). */
+#define GIC_PIN_TO_VEC_OFFSET	(1)
+
+extern unsigned long _gic_base;
+extern unsigned int gic_irq_base;
+extern unsigned int gic_irq_flags[];
+extern struct gic_shared_intr_map gic_shared_intr_map[];
+
 extern void gic_init(unsigned long gic_base_addr,
 	unsigned long gic_addrspace_size, struct gic_intr_map *intrmap,
 	unsigned int intrmap_size, unsigned int irqbase);
 
+extern void gic_clocksource_init(unsigned int);
 extern unsigned int gic_get_int(void);
 extern void gic_send_ipi(unsigned int intr);
 extern unsigned int plat_ipi_call_int_xlate(unsigned int);
 extern unsigned int plat_ipi_resched_int_xlate(unsigned int);
 extern void gic_bind_eic_interrupt(int irq, int set);
 extern unsigned int gic_get_timer_pending(void);
+extern void gic_enable_interrupt(int irq_vec);
+extern void gic_disable_interrupt(int irq_vec);
+extern void gic_irq_ack(struct irq_data *d);
+extern void gic_finish_irq(struct irq_data *d);
+extern void gic_platform_init(int irqs, struct irq_chip *irq_controller);
 
 #endif /* _ASM_GICREGS_H */
diff --git a/arch/mips/include/asm/mach-sead3/cpu-feature-overrides.h b/arch/mips/include/asm/mach-sead3/cpu-feature-overrides.h
new file mode 100644
index 00000000000..7f3e3f9bd23
--- /dev/null
+++ b/arch/mips/include/asm/mach-sead3/cpu-feature-overrides.h
@@ -0,0 +1,72 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2003, 2004 Chris Dearman
+ * Copyright (C) 2005 Ralf Baechle (ralf@linux-mips.org)
+ */
+#ifndef __ASM_MACH_MIPS_CPU_FEATURE_OVERRIDES_H
+#define __ASM_MACH_MIPS_CPU_FEATURE_OVERRIDES_H
+
+
+/*
+ * CPU feature overrides for MIPS boards
+ */
+#ifdef CONFIG_CPU_MIPS32
+#define cpu_has_tlb		1
+#define cpu_has_4kex		1
+#define cpu_has_4k_cache	1
+/* #define cpu_has_fpu		? */
+/* #define cpu_has_32fpr	? */
+#define cpu_has_counter		1
+/* #define cpu_has_watch	? */
+#define cpu_has_divec		1
+#define cpu_has_vce		0
+/* #define cpu_has_cache_cdex_p	? */
+/* #define cpu_has_cache_cdex_s	? */
+/* #define cpu_has_prefetch	? */
+#define cpu_has_mcheck		1
+/* #define cpu_has_ejtag	? */
+#ifdef CONFIG_CPU_HAS_LLSC
+#define cpu_has_llsc		1
+#else
+#define cpu_has_llsc		0
+#endif
+/* #define cpu_has_vtag_icache	? */
+/* #define cpu_has_dc_aliases	? */
+/* #define cpu_has_ic_fills_f_dc ? */
+#define cpu_has_nofpuex		0
+/* #define cpu_has_64bits	? */
+/* #define cpu_has_64bit_zero_reg ? */
+/* #define cpu_has_inclusive_pcaches ? */
+#define cpu_icache_snoops_remote_store 1
+#endif
+
+#ifdef CONFIG_CPU_MIPS64
+#define cpu_has_tlb		1
+#define cpu_has_4kex		1
+#define cpu_has_4k_cache	1
+/* #define cpu_has_fpu		? */
+/* #define cpu_has_32fpr	? */
+#define cpu_has_counter		1
+/* #define cpu_has_watch	? */
+#define cpu_has_divec		1
+#define cpu_has_vce		0
+/* #define cpu_has_cache_cdex_p	? */
+/* #define cpu_has_cache_cdex_s	? */
+/* #define cpu_has_prefetch	? */
+#define cpu_has_mcheck		1
+/* #define cpu_has_ejtag	? */
+#define cpu_has_llsc		1
+/* #define cpu_has_vtag_icache	? */
+/* #define cpu_has_dc_aliases	? */
+/* #define cpu_has_ic_fills_f_dc ? */
+#define cpu_has_nofpuex		0
+/* #define cpu_has_64bits	? */
+/* #define cpu_has_64bit_zero_reg ? */
+/* #define cpu_has_inclusive_pcaches ? */
+#define cpu_icache_snoops_remote_store 1
+#endif
+
+#endif /* __ASM_MACH_MIPS_CPU_FEATURE_OVERRIDES_H */
diff --git a/arch/mips/include/asm/mach-sead3/irq.h b/arch/mips/include/asm/mach-sead3/irq.h
new file mode 100644
index 00000000000..652ea4c38cd
--- /dev/null
+++ b/arch/mips/include/asm/mach-sead3/irq.h
@@ -0,0 +1,9 @@
+#ifndef __ASM_MACH_MIPS_IRQ_H
+#define __ASM_MACH_MIPS_IRQ_H
+
+#define NR_IRQS	256
+
+
+#include_next <irq.h>
+
+#endif /* __ASM_MACH_MIPS_IRQ_H */
diff --git a/arch/mips/include/asm/mach-sead3/kernel-entry-init.h b/arch/mips/include/asm/mach-sead3/kernel-entry-init.h
new file mode 100644
index 00000000000..3dfbd8e7947
--- /dev/null
+++ b/arch/mips/include/asm/mach-sead3/kernel-entry-init.h
@@ -0,0 +1,52 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Chris Dearman (chris@mips.com)
+ * Copyright (C) 2007 Mips Technologies, Inc.
+ */
+#ifndef __ASM_MACH_MIPS_KERNEL_ENTRY_INIT_H
+#define __ASM_MACH_MIPS_KERNEL_ENTRY_INIT_H
+
+	.macro	kernel_entry_setup
+#ifdef CONFIG_MIPS_MT_SMTC
+	mfc0	t0, CP0_CONFIG
+	bgez	t0, 9f
+	mfc0	t0, CP0_CONFIG, 1
+	bgez	t0, 9f
+	mfc0	t0, CP0_CONFIG, 2
+	bgez	t0, 9f
+	mfc0	t0, CP0_CONFIG, 3
+	and	t0, 1<<2
+	bnez	t0, 0f
+9 :
+	/* Assume we came from YAMON... */
+	PTR_LA	v0, 0x9fc00534	/* YAMON print */
+	lw	v0, (v0)
+	move	a0, zero
+	PTR_LA	a1, nonmt_processor
+	jal	v0
+
+	PTR_LA	v0, 0x9fc00520	/* YAMON exit */
+	lw	v0, (v0)
+	li	a0, 1
+	jal	v0
+
+1 :	b	1b
+
+	__INITDATA
+nonmt_processor :
+	.asciz	"SMTC kernel requires the MT ASE to run\n"
+	__FINIT
+0 :
+#endif
+	.endm
+
+/*
+ * Do SMP slave processor setup necessary before we can safely execute C code.
+ */
+	.macro	smp_slave_setup
+	.endm
+
+#endif /* __ASM_MACH_MIPS_KERNEL_ENTRY_INIT_H */
diff --git a/arch/mips/include/asm/mach-sead3/war.h b/arch/mips/include/asm/mach-sead3/war.h
new file mode 100644
index 00000000000..7c6931d5f45
--- /dev/null
+++ b/arch/mips/include/asm/mach-sead3/war.h
@@ -0,0 +1,25 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2002, 2004, 2007 by Ralf Baechle <ralf@linux-mips.org>
+ */
+#ifndef __ASM_MIPS_MACH_MIPS_WAR_H
+#define __ASM_MIPS_MACH_MIPS_WAR_H
+
+#define R4600_V1_INDEX_ICACHEOP_WAR	0
+#define R4600_V1_HIT_CACHEOP_WAR	0
+#define R4600_V2_HIT_CACHEOP_WAR	0
+#define R5432_CP0_INTERRUPT_WAR		0
+#define BCM1250_M3_WAR			0
+#define SIBYTE_1956_WAR			0
+#define MIPS4K_ICACHE_REFILL_WAR	1
+#define MIPS_CACHE_SYNC_WAR		1
+#define TX49XX_ICACHE_INDEX_INV_WAR	0
+#define RM9000_CDEX_SMP_WAR		0
+#define ICACHE_REFILLS_WORKAROUND_WAR	1
+#define R10000_LLSC_WAR			0
+#define MIPS34K_MISSED_ITLB_WAR		0
+
+#endif /* __ASM_MIPS_MACH_MIPS_WAR_H */
diff --git a/arch/mips/include/asm/mips-boards/maltaint.h b/arch/mips/include/asm/mips-boards/maltaint.h
index 5447d9fc421..66924481575 100644
--- a/arch/mips/include/asm/mips-boards/maltaint.h
+++ b/arch/mips/include/asm/mips-boards/maltaint.h
@@ -1,31 +1,16 @@
 /*
- * Carsten Langgaard, carstenl@mips.com
- * Copyright (C) 2000 MIPS Technologies, Inc.  All rights reserved.
- *
- * ########################################################################
- *
- *  This program is free software; you can distribute it and/or modify it
- *  under the terms of the GNU General Public License (Version 2) as
- *  published by the Free Software Foundation.
- *
- *  This program is distributed in the hope it will be useful, but WITHOUT
- *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- *  for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- * ########################################################################
- *
- * Defines for the Malta interrupt controller.
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
  *
+ * Copyright (C) 2000,2012 MIPS Technologies, Inc.  All rights reserved.
+ *      Carsten Langgaard <carstenl@mips.com>
+ *      Steven J. Hill <sjhill@mips.com>
  */
 #ifndef _MIPS_MALTAINT_H
 #define _MIPS_MALTAINT_H
 
-#include <irq.h>
+#define MIPS_GIC_IRQ_BASE	(MIPS_CPU_IRQ_BASE + 8)
 
 /*
  * Interrupts 0..15 are used for Malta ISA compatible interrupts
@@ -78,26 +63,6 @@
 #define MSC01E_INT_PERFCTR	10
 #define MSC01E_INT_CPUCTR	11
 
-/* GIC's Nomenclature for Core Interrupt Pins on the Malta */
-#define GIC_CPU_INT0		0 /* Core Interrupt 2 	*/
-#define GIC_CPU_INT1		1 /* .			*/
-#define GIC_CPU_INT2		2 /* .			*/
-#define GIC_CPU_INT3		3 /* .			*/
-#define GIC_CPU_INT4		4 /* .			*/
-#define GIC_CPU_INT5		5 /* Core Interrupt 5   */
-
-/* MALTA GIC local interrupts */
-#define GIC_INT_TMR             (GIC_CPU_INT5)
-#define GIC_INT_PERFCTR         (GIC_CPU_INT5)
-
-/* GIC constants */
-/* Add 2 to convert non-eic hw int # to eic vector # */
-#define GIC_CPU_TO_VEC_OFFSET   (2)
-/* If we map an intr to pin X, GIC will actually generate vector X+1 */
-#define GIC_PIN_TO_VEC_OFFSET   (1)
-
-#define GIC_EXT_INTR(x)		x
-
 /* External Interrupts used for IPI */
 #define GIC_IPI_EXT_INTR_RESCHED_VPE0	16
 #define GIC_IPI_EXT_INTR_CALLFNC_VPE0	17
@@ -108,10 +73,4 @@
 #define GIC_IPI_EXT_INTR_RESCHED_VPE3	22
 #define GIC_IPI_EXT_INTR_CALLFNC_VPE3	23
 
-#define MIPS_GIC_IRQ_BASE	(MIPS_CPU_IRQ_BASE + 8)
-
-#ifndef __ASSEMBLY__
-extern void maltaint_init(void);
-#endif
-
 #endif /* !(_MIPS_MALTAINT_H) */
diff --git a/arch/mips/include/asm/mips-boards/sead3int.h b/arch/mips/include/asm/mips-boards/sead3int.h
new file mode 100644
index 00000000000..d634d9a807f
--- /dev/null
+++ b/arch/mips/include/asm/mips-boards/sead3int.h
@@ -0,0 +1,19 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2000,2012 MIPS Technologies, Inc.  All rights reserved.
+ *      Douglas Leung <douglas@mips.com>
+ *      Steven J. Hill <sjhill@mips.com>
+ */
+#ifndef _MIPS_SEAD3INT_H
+#define _MIPS_SEAD3INT_H
+
+/* SEAD-3 GIC address space definitions. */
+#define GIC_BASE_ADDR		0x1b1c0000
+#define GIC_ADDRSPACE_SZ	(128 * 1024)
+
+#define MIPS_GIC_IRQ_BASE	(MIPS_CPU_IRQ_BASE + 0)
+
+#endif /* !(_MIPS_SEAD3INT_H) */
diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h
index 4199dd3f8d5..528fda1e957 100644
--- a/arch/mips/include/asm/mipsregs.h
+++ b/arch/mips/include/asm/mipsregs.h
@@ -597,6 +597,8 @@
 #define MIPS_CONF4_MMUEXTDEF	(_ULCAST_(3) << 14)
 #define MIPS_CONF4_MMUEXTDEF_MMUSIZEEXT (_ULCAST_(1) << 14)
 
+#define MIPS_CONF6_SYND		(_ULCAST_(1) << 13)
+
 #define MIPS_CONF7_WII		(_ULCAST_(1) << 31)
 
 #define MIPS_CONF7_RPS		(_ULCAST_(1) << 2)
diff --git a/arch/mips/include/asm/uasm.h b/arch/mips/include/asm/uasm.h
index 3d9f75f7ffc..7e0bf17c932 100644
--- a/arch/mips/include/asm/uasm.h
+++ b/arch/mips/include/asm/uasm.h
@@ -90,6 +90,8 @@ Ip_u2u1u3(_dsrl);
 Ip_u2u1u3(_dsrl32);
 Ip_u3u1u2(_dsubu);
 Ip_0(_eret);
+Ip_u2u1msbu3(_ext);
+Ip_u2u1msbu3(_ins);
 Ip_u1(_j);
 Ip_u1(_jal);
 Ip_u1(_jr);