add initial 2.6.28 support for brcm47xx target

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

SVN-Revision: 13909

17 files changed, 2082 insertions, 0 deletions

diff --git a/target/linux/brcm47xx/patches-2.6.28/100-board_support.patch b/target/linux/brcm47xx/patches-2.6.28/100-board_support.patch
new file mode 100644
index 0000000..eb8bf5f
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.28/100-board_support.patch
@@ -0,0 +1,27 @@
+diff --git a/arch/mips/include/asm/bootinfo.h b/arch/mips/include/asm/bootinfo.h
+--- a/arch/mips/include/asm/bootinfo.h
++++ b/arch/mips/include/asm/bootinfo.h
+@@ -57,6 +57,12 @@
+ #define	MACH_MIKROTIK_RB532	0	/* Mikrotik RouterBoard 532 	*/
+ #define MACH_MIKROTIK_RB532A	1	/* Mikrotik RouterBoard 532A 	*/
+ 
++/*
++ * Valid machtype for group Broadcom
++ */
++#define MACH_GROUP_BRCM		23	/* Broadcom			*/
++#define MACH_BCM47XX		1	/* Broadcom BCM47xx		*/
++
+ #define CL_SIZE			COMMAND_LINE_SIZE
+ 
+ extern char *system_type;
+diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
+--- a/include/linux/pci_ids.h
++++ b/include/linux/pci_ids.h
+@@ -2061,6 +2061,7 @@
+ #define PCI_DEVICE_ID_TIGON3_5906M	0x1713
+ #define PCI_DEVICE_ID_BCM4401		0x4401
+ #define PCI_DEVICE_ID_BCM4401B0		0x4402
++#define PCI_DEVICE_ID_BCM4713		0x4713
+ 
+ #define PCI_VENDOR_ID_TOPIC		0x151f
+ #define PCI_DEVICE_ID_TOPIC_TP560	0x0000
diff --git a/target/linux/brcm47xx/patches-2.6.28/110-flash_map.patch b/target/linux/brcm47xx/patches-2.6.28/110-flash_map.patch
new file mode 100644
index 0000000..7d19dfc
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.28/110-flash_map.patch
@@ -0,0 +1,27 @@
+diff --git a/drivers/mtd/maps/Kconfig b/drivers/mtd/maps/Kconfig
+--- a/drivers/mtd/maps/Kconfig
++++ b/drivers/mtd/maps/Kconfig
+@@ -332,6 +332,12 @@ config MTD_CFI_FLAGADM
+ 	  Mapping for the Flaga digital module. If you don't have one, ignore
+ 	  this setting.
+ 
++config MTD_BCM47XX
++	tristate "BCM47xx flash device"
++	depends on MIPS && MTD_CFI && BCM47XX
++	help
++	  Support for the flash chips on the BCM947xx board.
++
+ config MTD_REDWOOD
+ 	tristate "CFI Flash devices mapped on IBM Redwood"
+ 	depends on MTD_CFI && ( REDWOOD_4 || REDWOOD_5 || REDWOOD_6 )
+diff --git a/drivers/mtd/maps/Makefile b/drivers/mtd/maps/Makefile
+--- a/drivers/mtd/maps/Makefile
++++ b/drivers/mtd/maps/Makefile
+@@ -29,6 +29,7 @@ obj-$(CONFIG_MTD_PMC_MSP_RAMROOT)+= pmcmsp-ramroot.o
+ obj-$(CONFIG_MTD_PCMCIA)	+= pcmciamtd.o
+ obj-$(CONFIG_MTD_RPXLITE)	+= rpxlite.o
+ obj-$(CONFIG_MTD_TQM8XXL)	+= tqm8xxl.o
++obj-$(CONFIG_MTD_BCM47XX)	+= bcm47xx-flash.o
+ obj-$(CONFIG_MTD_SA1100)	+= sa1100-flash.o
+ obj-$(CONFIG_MTD_IPAQ)		+= ipaq-flash.o
+ obj-$(CONFIG_MTD_SBC_GXX)	+= sbc_gxx.o
diff --git a/target/linux/brcm47xx/patches-2.6.28/130-remove_scache.patch b/target/linux/brcm47xx/patches-2.6.28/130-remove_scache.patch
new file mode 100644
index 0000000..e80f51f
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.28/130-remove_scache.patch
@@ -0,0 +1,93 @@
+diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
+--- a/arch/mips/Kconfig
++++ b/arch/mips/Kconfig
+@@ -198,7 +198,6 @@ config MIPS_MALTA
+ 	select I8259
+ 	select MIPS_BOARDS_GEN
+ 	select MIPS_BONITO64
+-	select MIPS_CPU_SCACHE
+ 	select PCI_GT64XXX_PCI0
+ 	select MIPS_MSC
+ 	select SWAP_IO_SPACE
+@@ -1383,13 +1382,6 @@ config IP22_CPU_SCACHE
+ 	bool
+ 	select BOARD_SCACHE
+ 
+-#
+-# Support for a MIPS32 / MIPS64 style S-caches
+-#
+-config MIPS_CPU_SCACHE
+-	bool
+-	select BOARD_SCACHE
+-
+ config R5000_CPU_SCACHE
+ 	bool
+ 	select BOARD_SCACHE
+diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
+--- a/arch/mips/kernel/cpu-probe.c
++++ b/arch/mips/kernel/cpu-probe.c
+@@ -755,6 +755,8 @@ static inline void cpu_probe_mips(struct cpuinfo_mips *c, unsigned int cpu)
+ 	case PRID_IMP_25KF:
+ 		c->cputype = CPU_25KF;
+ 		__cpu_name[cpu] = "MIPS 25Kc";
++		/* Probe for L2 cache */
++		c->scache.flags &= ~MIPS_CACHE_NOT_PRESENT;
+ 		break;
+ 	case PRID_IMP_34K:
+ 		c->cputype = CPU_34K;
+diff --git a/arch/mips/mm/Makefile b/arch/mips/mm/Makefile
+--- a/arch/mips/mm/Makefile
++++ b/arch/mips/mm/Makefile
+@@ -31,6 +31,5 @@ obj-$(CONFIG_CPU_VR41XX)	+= c-r4k.o cex-gen.o tlb-r4k.o
+ obj-$(CONFIG_IP22_CPU_SCACHE)	+= sc-ip22.o
+ obj-$(CONFIG_R5000_CPU_SCACHE)  += sc-r5k.o
+ obj-$(CONFIG_RM7000_CPU_SCACHE)	+= sc-rm7k.o
+-obj-$(CONFIG_MIPS_CPU_SCACHE)	+= sc-mips.o
+ 
+ EXTRA_CFLAGS += -Werror
+diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
+--- a/arch/mips/mm/c-r4k.c
++++ b/arch/mips/mm/c-r4k.c
+@@ -1121,7 +1121,6 @@ static void __init loongson2_sc_init(void)
+ 
+ extern int r5k_sc_init(void);
+ extern int rm7k_sc_init(void);
+-extern int mips_sc_init(void);
+ 
+ static void __cpuinit setup_scache(void)
+ {
+@@ -1175,29 +1174,17 @@ static void __cpuinit setup_scache(void)
+ #endif
+ 
+ 	default:
+-		if (c->isa_level == MIPS_CPU_ISA_M32R1 ||
+-		    c->isa_level == MIPS_CPU_ISA_M32R2 ||
+-		    c->isa_level == MIPS_CPU_ISA_M64R1 ||
+-		    c->isa_level == MIPS_CPU_ISA_M64R2) {
+-#ifdef CONFIG_MIPS_CPU_SCACHE
+-			if (mips_sc_init ()) {
+-				scache_size = c->scache.ways * c->scache.sets * c->scache.linesz;
+-				printk("MIPS secondary cache %ldkB, %s, linesize %d bytes.\n",
+-				       scache_size >> 10,
+-				       way_string[c->scache.ways], c->scache.linesz);
+-			}
+-#else
+-			if (!(c->scache.flags & MIPS_CACHE_NOT_PRESENT))
+-				panic("Dunno how to handle MIPS32 / MIPS64 second level cache");
+-#endif
+-			return;
+-		}
+ 		sc_present = 0;
+ 	}
+ 
+ 	if (!sc_present)
+ 		return;
+ 
++	if ((c->isa_level == MIPS_CPU_ISA_M32R1 ||
++	     c->isa_level == MIPS_CPU_ISA_M64R1) &&
++	    !(c->scache.flags & MIPS_CACHE_NOT_PRESENT))
++		panic("Dunno how to handle MIPS32 / MIPS64 second level cache");
++
+ 	/* compute a couple of other cache variables */
+ 	c->scache.waysize = scache_size / c->scache.ways;
+ 
diff --git a/target/linux/brcm47xx/patches-2.6.28/150-cpu_fixes.patch b/target/linux/brcm47xx/patches-2.6.28/150-cpu_fixes.patch
new file mode 100644
index 0000000..e3d8899
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.28/150-cpu_fixes.patch
@@ -0,0 +1,370 @@
+diff --git a/arch/mips/include/asm/r4kcache.h b/arch/mips/include/asm/r4kcache.h
+--- a/arch/mips/include/asm/r4kcache.h
++++ b/arch/mips/include/asm/r4kcache.h
+@@ -17,6 +17,20 @@
+ #include <asm/cpu-features.h>
+ #include <asm/mipsmtregs.h>
+ 
++#ifdef CONFIG_BCM47XX
++#include <asm/paccess.h>
++#include <linux/ssb/ssb.h>
++#define BCM4710_DUMMY_RREG() ((void) *((u8 *) KSEG1ADDR(SSB_ENUM_BASE + SSB_IMSTATE)))
++
++#define BCM4710_FILL_TLB(addr) (*(volatile unsigned long *)(addr))
++#define BCM4710_PROTECTED_FILL_TLB(addr) ({ unsigned long x; get_dbe(x, (volatile unsigned long *)(addr)); })
++#else
++#define BCM4710_DUMMY_RREG()
++
++#define BCM4710_FILL_TLB(addr)
++#define BCM4710_PROTECTED_FILL_TLB(addr)
++#endif
++
+ /*
+  * This macro return a properly sign-extended address suitable as base address
+  * for indexed cache operations.  Two issues here:
+@@ -150,6 +164,7 @@ static inline void flush_icache_line_indexed(unsigned long addr)
+ static inline void flush_dcache_line_indexed(unsigned long addr)
+ {
+ 	__dflush_prologue
++	BCM4710_DUMMY_RREG();
+ 	cache_op(Index_Writeback_Inv_D, addr);
+ 	__dflush_epilogue
+ }
+@@ -169,6 +184,7 @@ static inline void flush_icache_line(unsigned long addr)
+ static inline void flush_dcache_line(unsigned long addr)
+ {
+ 	__dflush_prologue
++	BCM4710_DUMMY_RREG();
+ 	cache_op(Hit_Writeback_Inv_D, addr);
+ 	__dflush_epilogue
+ }
+@@ -176,6 +192,7 @@ static inline void flush_dcache_line(unsigned long addr)
+ static inline void invalidate_dcache_line(unsigned long addr)
+ {
+ 	__dflush_prologue
++	BCM4710_DUMMY_RREG();
+ 	cache_op(Hit_Invalidate_D, addr);
+ 	__dflush_epilogue
+ }
+@@ -208,6 +225,7 @@ static inline void flush_scache_line(unsigned long addr)
+  */
+ static inline void protected_flush_icache_line(unsigned long addr)
+ {
++	BCM4710_DUMMY_RREG();
+ 	protected_cache_op(Hit_Invalidate_I, addr);
+ }
+ 
+@@ -219,6 +237,7 @@ static inline void protected_flush_icache_line(unsigned long addr)
+  */
+ static inline void protected_writeback_dcache_line(unsigned long addr)
+ {
++	BCM4710_DUMMY_RREG();
+ 	protected_cache_op(Hit_Writeback_Inv_D, addr);
+ }
+ 
+@@ -339,8 +358,52 @@ static inline void invalidate_tcache_page(unsigned long addr)
+ 		: "r" (base),						\
+ 		  "i" (op));
+ 
++static inline void blast_dcache(void)
++{
++	unsigned long start = KSEG0;
++	unsigned long dcache_size = current_cpu_data.dcache.waysize * current_cpu_data.dcache.ways;
++	unsigned long end = (start + dcache_size);
++
++	do {
++		BCM4710_DUMMY_RREG();
++		cache_op(Index_Writeback_Inv_D, start);
++		start += current_cpu_data.dcache.linesz;
++	} while(start < end);
++}
++
++static inline void blast_dcache_page(unsigned long page)
++{
++	unsigned long start = page;
++	unsigned long end = start + PAGE_SIZE;
++
++	BCM4710_FILL_TLB(start);
++	do {
++		BCM4710_DUMMY_RREG();
++		cache_op(Hit_Writeback_Inv_D, start);
++		start += current_cpu_data.dcache.linesz;
++	} while(start < end);
++}
++
++static inline void blast_dcache_page_indexed(unsigned long page)
++{
++	unsigned long start = page;
++	unsigned long end = start + PAGE_SIZE;
++	unsigned long ws_inc = 1UL << current_cpu_data.dcache.waybit;
++	unsigned long ws_end = current_cpu_data.dcache.ways <<
++	                       current_cpu_data.dcache.waybit;
++	unsigned long ws, addr;
++	for (ws = 0; ws < ws_end; ws += ws_inc) {
++		start = page + ws;
++		for (addr = start; addr < end; addr += current_cpu_data.dcache.linesz) {
++			BCM4710_DUMMY_RREG();
++			cache_op(Index_Writeback_Inv_D, addr);
++		}
++	}
++}
++
++
+ /* build blast_xxx, blast_xxx_page, blast_xxx_page_indexed */
+-#define __BUILD_BLAST_CACHE(pfx, desc, indexop, hitop, lsize) \
++#define __BUILD_BLAST_CACHE(pfx, desc, indexop, hitop, lsize, war) \
+ static inline void blast_##pfx##cache##lsize(void)			\
+ {									\
+ 	unsigned long start = INDEX_BASE;				\
+@@ -352,6 +415,7 @@ static inline void blast_##pfx##cache##lsize(void)			\
+ 									\
+ 	__##pfx##flush_prologue						\
+ 									\
++	war								\
+ 	for (ws = 0; ws < ws_end; ws += ws_inc)				\
+ 		for (addr = start; addr < end; addr += lsize * 32)	\
+ 			cache##lsize##_unroll32(addr|ws, indexop);	\
+@@ -366,6 +430,7 @@ static inline void blast_##pfx##cache##lsize##_page(unsigned long page)	\
+ 									\
+ 	__##pfx##flush_prologue						\
+ 									\
++	war								\
+ 	do {								\
+ 		cache##lsize##_unroll32(start, hitop);			\
+ 		start += lsize * 32;					\
+@@ -384,6 +449,8 @@ static inline void blast_##pfx##cache##lsize##_page_indexed(unsigned long page)
+ 	                       current_cpu_data.desc.waybit;		\
+ 	unsigned long ws, addr;						\
+ 									\
++	war								\
++									\
+ 	__##pfx##flush_prologue						\
+ 									\
+ 	for (ws = 0; ws < ws_end; ws += ws_inc)				\
+@@ -393,35 +460,37 @@ static inline void blast_##pfx##cache##lsize##_page_indexed(unsigned long page)
+ 	__##pfx##flush_epilogue						\
+ }
+ 
+-__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 16)
+-__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 16)
+-__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 16)
+-__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 32)
+-__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 32)
+-__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 32)
+-__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 64)
+-__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 64)
+-__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 128)
+-
+-__BUILD_BLAST_CACHE(inv_d, dcache, Index_Writeback_Inv_D, Hit_Invalidate_D, 16)
+-__BUILD_BLAST_CACHE(inv_d, dcache, Index_Writeback_Inv_D, Hit_Invalidate_D, 32)
+-__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 16)
+-__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 32)
+-__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 64)
+-__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 128)
++__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 16, )
++__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 16, BCM4710_FILL_TLB(start);)
++__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 16, )
++__BUILD_BLAST_CACHE(d, dcache, Index_Writeback_Inv_D, Hit_Writeback_Inv_D, 32, )
++__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 32, BCM4710_FILL_TLB(start);)
++__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 32, )
++__BUILD_BLAST_CACHE(i, icache, Index_Invalidate_I, Hit_Invalidate_I, 64, BCM4710_FILL_TLB(start);)
++__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 64, )
++__BUILD_BLAST_CACHE(s, scache, Index_Writeback_Inv_SD, Hit_Writeback_Inv_SD, 128, )
++
++__BUILD_BLAST_CACHE(inv_d, dcache, Index_Writeback_Inv_D, Hit_Invalidate_D, 16, )
++__BUILD_BLAST_CACHE(inv_d, dcache, Index_Writeback_Inv_D, Hit_Invalidate_D, 32, )
++__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 16, )
++__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 32, )
++__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 64, )
++__BUILD_BLAST_CACHE(inv_s, scache, Index_Writeback_Inv_SD, Hit_Invalidate_SD, 128, )
+ 
+ /* build blast_xxx_range, protected_blast_xxx_range */
+-#define __BUILD_BLAST_CACHE_RANGE(pfx, desc, hitop, prot) \
++#define __BUILD_BLAST_CACHE_RANGE(pfx, desc, hitop, prot, war, war2) \
+ static inline void prot##blast_##pfx##cache##_range(unsigned long start, \
+ 						    unsigned long end)	\
+ {									\
+ 	unsigned long lsize = cpu_##desc##_line_size();			\
+ 	unsigned long addr = start & ~(lsize - 1);			\
+ 	unsigned long aend = (end - 1) & ~(lsize - 1);			\
++	war								\
+ 									\
+ 	__##pfx##flush_prologue						\
+ 									\
+ 	while (1) {							\
++		war2						\
+ 		prot##cache_op(hitop, addr);				\
+ 		if (addr == aend)					\
+ 			break;						\
+@@ -431,13 +500,13 @@ static inline void prot##blast_##pfx##cache##_range(unsigned long start, \
+ 	__##pfx##flush_epilogue						\
+ }
+ 
+-__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D, protected_)
+-__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD, protected_)
+-__BUILD_BLAST_CACHE_RANGE(i, icache, Hit_Invalidate_I, protected_)
+-__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D, )
+-__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD, )
++__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D, protected_, BCM4710_PROTECTED_FILL_TLB(addr); BCM4710_PROTECTED_FILL_TLB(aend);, BCM4710_DUMMY_RREG();)
++__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD, protected_,, )
++__BUILD_BLAST_CACHE_RANGE(i, icache, Hit_Invalidate_I, protected_,, )
++__BUILD_BLAST_CACHE_RANGE(d, dcache, Hit_Writeback_Inv_D,, BCM4710_FILL_TLB(addr); BCM4710_FILL_TLB(aend);, BCM4710_DUMMY_RREG();)
++__BUILD_BLAST_CACHE_RANGE(s, scache, Hit_Writeback_Inv_SD,,, )
+ /* blast_inv_dcache_range */
+-__BUILD_BLAST_CACHE_RANGE(inv_d, dcache, Hit_Invalidate_D, )
+-__BUILD_BLAST_CACHE_RANGE(inv_s, scache, Hit_Invalidate_SD, )
++__BUILD_BLAST_CACHE_RANGE(inv_d, dcache, Hit_Invalidate_D,,,BCM4710_DUMMY_RREG();)
++__BUILD_BLAST_CACHE_RANGE(inv_s, scache, Hit_Invalidate_SD,,, )
+ 
+ #endif /* _ASM_R4KCACHE_H */
+diff --git a/arch/mips/include/asm/stackframe.h b/arch/mips/include/asm/stackframe.h
+--- a/arch/mips/include/asm/stackframe.h
++++ b/arch/mips/include/asm/stackframe.h
+@@ -409,6 +409,10 @@
+ 		.macro	RESTORE_SP_AND_RET
+ 		LONG_L	sp, PT_R29(sp)
+ 		.set	mips3
++#ifdef CONFIG_BCM47XX
++		nop
++		nop
++#endif
+ 		eret
+ 		.set	mips0
+ 		.endm
+diff --git a/arch/mips/kernel/genex.S b/arch/mips/kernel/genex.S
+--- a/arch/mips/kernel/genex.S
++++ b/arch/mips/kernel/genex.S
+@@ -52,6 +52,10 @@ NESTED(except_vec1_generic, 0, sp)
+ NESTED(except_vec3_generic, 0, sp)
+ 	.set	push
+ 	.set	noat
++#ifdef CONFIG_BCM47XX
++	nop
++	nop
++#endif
+ #if R5432_CP0_INTERRUPT_WAR
+ 	mfc0	k0, CP0_INDEX
+ #endif
+diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
+--- a/arch/mips/mm/c-r4k.c
++++ b/arch/mips/mm/c-r4k.c
+@@ -34,6 +34,9 @@
+ #include <asm/cacheflush.h> /* for run_uncached() */
+ 
+ 
++/* For enabling BCM4710 cache workarounds */
++int bcm4710 = 0;
++
+ /*
+  * Special Variant of smp_call_function for use by cache functions:
+  *
+@@ -104,6 +107,9 @@ static void __cpuinit r4k_blast_dcache_page_setup(void)
+ {
+ 	unsigned long  dc_lsize = cpu_dcache_line_size();
+ 
++	if (bcm4710)
++		r4k_blast_dcache_page = blast_dcache_page;
++	else
+ 	if (dc_lsize == 0)
+ 		r4k_blast_dcache_page = (void *)cache_noop;
+ 	else if (dc_lsize == 16)
+@@ -118,6 +124,9 @@ static void __cpuinit r4k_blast_dcache_page_indexed_setup(void)
+ {
+ 	unsigned long dc_lsize = cpu_dcache_line_size();
+ 
++	if (bcm4710)
++		r4k_blast_dcache_page_indexed = blast_dcache_page_indexed;
++	else
+ 	if (dc_lsize == 0)
+ 		r4k_blast_dcache_page_indexed = (void *)cache_noop;
+ 	else if (dc_lsize == 16)
+@@ -132,6 +141,9 @@ static void __cpuinit r4k_blast_dcache_setup(void)
+ {
+ 	unsigned long dc_lsize = cpu_dcache_line_size();
+ 
++	if (bcm4710)
++		r4k_blast_dcache = blast_dcache;
++	else
+ 	if (dc_lsize == 0)
+ 		r4k_blast_dcache = (void *)cache_noop;
+ 	else if (dc_lsize == 16)
+@@ -647,6 +659,8 @@ static void local_r4k_flush_cache_sigtramp(void * arg)
+ 	unsigned long addr = (unsigned long) arg;
+ 
+ 	R4600_HIT_CACHEOP_WAR_IMPL;
++	BCM4710_PROTECTED_FILL_TLB(addr);
++	BCM4710_PROTECTED_FILL_TLB(addr + 4);
+ 	if (dc_lsize)
+ 		protected_writeback_dcache_line(addr & ~(dc_lsize - 1));
+ 	if (!cpu_icache_snoops_remote_store && scache_size)
+@@ -1271,6 +1285,17 @@ static void __cpuinit coherency_setup(void)
+ 	 * silly idea of putting something else there ...
+ 	 */
+ 	switch (current_cpu_type()) {
++	case CPU_BCM3302:
++		{
++			u32 cm;
++			cm = read_c0_diag();
++			/* Enable icache */
++			cm |= (1 << 31);
++			/* Enable dcache */
++			cm |= (1 << 30);
++			write_c0_diag(cm);
++		}
++		break;
+ 	case CPU_R4000PC:
+ 	case CPU_R4000SC:
+ 	case CPU_R4000MC:
+@@ -1328,6 +1353,15 @@ void __cpuinit r4k_cache_init(void)
+ 		break;
+ 	}
+ 
++	/* Check if special workarounds are required */
++#ifdef CONFIG_BCM47XX
++	if (current_cpu_data.cputype == CPU_BCM4710 && (current_cpu_data.processor_id & 0xff) == 0) {
++		printk("Enabling BCM4710A0 cache workarounds.\n");
++		bcm4710 = 1;
++	} else
++#endif
++		bcm4710 = 0;
++
+ 	probe_pcache();
+ 	setup_scache();
+ 
+@@ -1386,5 +1420,13 @@ void __cpuinit r4k_cache_init(void)
+ #if !defined(CONFIG_MIPS_CMP)
+ 	local_r4k___flush_cache_all(NULL);
+ #endif
++#ifdef CONFIG_BCM47XX
++	{
++		static void (*_coherency_setup)(void);
++		_coherency_setup = (void (*)(void)) KSEG1ADDR(coherency_setup);
++		_coherency_setup();
++	}
++#else
+ 	coherency_setup();
++#endif
+ }
+diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
+--- a/arch/mips/mm/tlbex.c
++++ b/arch/mips/mm/tlbex.c
+@@ -678,6 +678,9 @@ static void __cpuinit build_r4000_tlb_refill_handler(void)
+ 		/* No need for uasm_i_nop */
+ 	}
+ 
++#ifdef CONFIG_BCM47XX
++	uasm_i_nop(&p);
++#endif
+ #ifdef CONFIG_64BIT
+ 	build_get_pmde64(&p, &l, &r, K0, K1); /* get pmd in K1 */
+ #else
+@@ -1085,6 +1088,9 @@ build_r4000_tlbchange_handler_head(u32 **p, struct uasm_label **l,
+ 				   struct uasm_reloc **r, unsigned int pte,
+ 				   unsigned int ptr)
+ {
++#ifdef CONFIG_BCM47XX
++	uasm_i_nop(p);
++#endif
+ #ifdef CONFIG_64BIT
+ 	build_get_pmde64(p, l, r, pte, ptr); /* get pmd in ptr */
+ #else
diff --git a/target/linux/brcm47xx/patches-2.6.28/160-kmap_coherent.patch b/target/linux/brcm47xx/patches-2.6.28/160-kmap_coherent.patch
new file mode 100644
index 0000000..383aabf
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.28/160-kmap_coherent.patch
@@ -0,0 +1,81 @@
+diff --git a/arch/mips/include/asm/cpu-features.h b/arch/mips/include/asm/cpu-features.h
+--- a/arch/mips/include/asm/cpu-features.h
++++ b/arch/mips/include/asm/cpu-features.h
+@@ -101,6 +101,9 @@
+ #ifndef cpu_has_pindexed_dcache
+ #define cpu_has_pindexed_dcache	(cpu_data[0].dcache.flags & MIPS_CACHE_PINDEX)
+ #endif
++#ifndef cpu_use_kmap_coherent
++#define cpu_use_kmap_coherent 1
++#endif
+ 
+ /*
+  * I-Cache snoops remote store.  This only matters on SMP.  Some multiprocessors
+diff --git a/arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h b/arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h
+--- /dev/null
++++ b/arch/mips/include/asm/mach-bcm47xx/cpu-feature-overrides.h
+@@ -0,0 +1,13 @@
++/*
++ * 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) 2005 Ralf Baechle (ralf@linux-mips.org)
++ */
++#ifndef __ASM_MACH_BCM47XX_CPU_FEATURE_OVERRIDES_H
++#define __ASM_MACH_BCM47XX_CPU_FEATURE_OVERRIDES_H
++
++#define cpu_use_kmap_coherent	0
++
++#endif /* __ASM_MACH_BCM47XX_CPU_FEATURE_OVERRIDES_H */
+diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
+--- a/arch/mips/mm/c-r4k.c
++++ b/arch/mips/mm/c-r4k.c
+@@ -494,7 +494,7 @@ static inline void local_r4k_flush_cache_page(void *args)
+ 		 */
+ 		map_coherent = (cpu_has_dc_aliases &&
+ 				page_mapped(page) && !Page_dcache_dirty(page));
+-		if (map_coherent)
++		if (map_coherent && cpu_use_kmap_coherent)
+ 			vaddr = kmap_coherent(page, addr);
+ 		else
+ 			vaddr = kmap_atomic(page, KM_USER0);
+@@ -517,7 +517,7 @@ static inline void local_r4k_flush_cache_page(void *args)
+ 	}
+ 
+ 	if (vaddr) {
+-		if (map_coherent)
++		if (map_coherent && cpu_use_kmap_coherent)
+ 			kunmap_coherent();
+ 		else
+ 			kunmap_atomic(vaddr, KM_USER0);
+diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
+--- a/arch/mips/mm/init.c
++++ b/arch/mips/mm/init.c
+@@ -212,7 +212,7 @@ void copy_user_highpage(struct page *to, struct page *from,
+ 	void *vfrom, *vto;
+ 
+ 	vto = kmap_atomic(to, KM_USER1);
+-	if (cpu_has_dc_aliases &&
++	if (cpu_has_dc_aliases && cpu_use_kmap_coherent &&
+ 	    page_mapped(from) && !Page_dcache_dirty(from)) {
+ 		vfrom = kmap_coherent(from, vaddr);
+ 		copy_page(vto, vfrom);
+@@ -234,7 +234,7 @@ void copy_to_user_page(struct vm_area_struct *vma,
+ 	struct page *page, unsigned long vaddr, void *dst, const void *src,
+ 	unsigned long len)
+ {
+-	if (cpu_has_dc_aliases &&
++	if (cpu_has_dc_aliases && cpu_use_kmap_coherent &&
+ 	    page_mapped(page) && !Page_dcache_dirty(page)) {
+ 		void *vto = kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK);
+ 		memcpy(vto, src, len);
+@@ -252,7 +252,7 @@ void copy_from_user_page(struct vm_area_struct *vma,
+ 	struct page *page, unsigned long vaddr, void *dst, const void *src,
+ 	unsigned long len)
+ {
+-	if (cpu_has_dc_aliases &&
++	if (cpu_has_dc_aliases && cpu_use_kmap_coherent &&
+ 	    page_mapped(page) && !Page_dcache_dirty(page)) {
+ 		void *vfrom = kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK);
+ 		memcpy(dst, vfrom, len);
diff --git a/target/linux/brcm47xx/patches-2.6.28/210-b44_phy_fix.patch b/target/linux/brcm47xx/patches-2.6.28/210-b44_phy_fix.patch
new file mode 100644
index 0000000..e526584
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.28/210-b44_phy_fix.patch
@@ -0,0 +1,50 @@
+diff --git a/drivers/net/b44.c b/drivers/net/b44.c
+--- a/drivers/net/b44.c
++++ b/drivers/net/b44.c
+@@ -384,7 +384,7 @@ static void b44_set_flow_ctrl(struct b44 *bp, u32 local, u32 remote)
+ 	__b44_set_flow_ctrl(bp, pause_enab);
+ }
+ 
+-#ifdef SSB_DRIVER_MIPS
++#ifdef CONFIG_SSB_DRIVER_MIPS
+ extern char *nvram_get(char *name);
+ static void b44_wap54g10_workaround(struct b44 *bp)
+ {
+@@ -2068,6 +2068,28 @@ out:
+ 	return err;
+ }
+ 
++#ifdef CONFIG_SSB_DRIVER_MIPS
++static void b44_wrtsl54gs_workaround(struct b44 *bp)
++{
++	const char *str;
++
++	/*
++	 * workaround for physical wiring in Linksys WRSL54GS
++	 * see https://dev.openwrt.org/ticket/2662 and 3903
++	 * eth1 PHY is probably on BCM5325 switch accessed via eth0
++	 */
++	str = nvram_get("boardnum");
++	if (!str)
++		return;
++	if (simple_strtoul(str, NULL, 0) == 42) {
++		bp->phy_addr = B44_PHY_ADDR_NO_PHY;
++	}
++	return;
++}
++#else
++static void b44_wrtsl54gs_workaround(struct b44 *bp) { }
++#endif
++
+ static int __devinit b44_get_invariants(struct b44 *bp)
+ {
+ 	struct ssb_device *sdev = bp->sdev;
+@@ -2089,6 +2111,8 @@ static int __devinit b44_get_invariants(struct b44 *bp)
+ 	 * valid PHY address. */
+ 	bp->phy_addr &= 0x1F;
+ 
++	b44_wrtsl54gs_workaround(bp);
++
+ 	memcpy(bp->dev->dev_addr, addr, 6);
+ 
+ 	if (!is_valid_ether_addr(&bp->dev->dev_addr[0])){
diff --git a/target/linux/brcm47xx/patches-2.6.28/220-bcm5354.patch b/target/linux/brcm47xx/patches-2.6.28/220-bcm5354.patch
new file mode 100644
index 0000000..723e638
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.28/220-bcm5354.patch
@@ -0,0 +1,45 @@
+diff --git a/drivers/ssb/driver_chipcommon.c b/drivers/ssb/driver_chipcommon.c
+--- a/drivers/ssb/driver_chipcommon.c
++++ b/drivers/ssb/driver_chipcommon.c
+@@ -270,6 +270,8 @@ void ssb_chipco_resume(struct ssb_chipcommon *cc)
+ void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc,
+                              u32 *plltype, u32 *n, u32 *m)
+ {
++	if ((chipco_read32(cc, SSB_CHIPCO_CHIPID) & SSB_CHIPCO_IDMASK) == 0x5354)
++		return;
+ 	*n = chipco_read32(cc, SSB_CHIPCO_CLOCK_N);
+ 	*plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT);
+ 	switch (*plltype) {
+@@ -293,6 +295,8 @@ void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc,
+ void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc,
+ 				 u32 *plltype, u32 *n, u32 *m)
+ {
++	if ((chipco_read32(cc, SSB_CHIPCO_CHIPID) & SSB_CHIPCO_IDMASK) == 0x5354)
++		return;
+ 	*n = chipco_read32(cc, SSB_CHIPCO_CLOCK_N);
+ 	*plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT);
+ 	switch (*plltype) {
+diff --git a/drivers/ssb/driver_mipscore.c b/drivers/ssb/driver_mipscore.c
+--- a/drivers/ssb/driver_mipscore.c
++++ b/drivers/ssb/driver_mipscore.c
+@@ -161,6 +161,8 @@ u32 ssb_cpu_clock(struct ssb_mipscore *mcore)
+ 
+ 	if ((pll_type == SSB_PLLTYPE_5) || (bus->chip_id == 0x5365)) {
+ 		rate = 200000000;
++	} else if (bus->chip_id == 0x5354) {
++		rate = 240000000;
+ 	} else {
+ 		rate = ssb_calc_clock_rate(pll_type, n, m);
+ 	}
+diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c
+--- a/drivers/ssb/main.c
++++ b/drivers/ssb/main.c
+@@ -1011,6 +1011,8 @@ u32 ssb_clockspeed(struct ssb_bus *bus)
+ 
+ 	if (bus->chip_id == 0x5365) {
+ 		rate = 100000000;
++	} else if (bus->chip_id == 0x5354) {
++		rate = 120000000;
+ 	} else {
+ 		rate = ssb_calc_clock_rate(plltype, clkctl_n, clkctl_m);
+ 		if (plltype == SSB_PLLTYPE_3) /* 25Mhz, 2 dividers */
diff --git a/target/linux/brcm47xx/patches-2.6.28/250-ohci-ssb-usb2.patch b/target/linux/brcm47xx/patches-2.6.28/250-ohci-ssb-usb2.patch
new file mode 100644
index 0000000..a3d0481
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.28/250-ohci-ssb-usb2.patch
@@ -0,0 +1,73 @@
+diff --git a/drivers/usb/host/ohci-ssb.c b/drivers/usb/host/ohci-ssb.c
+--- a/drivers/usb/host/ohci-ssb.c
++++ b/drivers/usb/host/ohci-ssb.c
+@@ -106,10 +106,59 @@ static int ssb_ohci_attach(struct ssb_device *dev)
+ 	int err = -ENOMEM;
+ 	u32 tmp, flags = 0;
+ 
+-	if (dev->id.coreid == SSB_DEV_USB11_HOSTDEV)
++	/*
++	 * THE FOLLOWING COMMENTS PRESERVED FROM GPL SOURCE RELEASE
++	 *
++	 * The USB core requires a special bit to be set during core
++	 * reset to enable host (OHCI) mode. Resetting the SB core in
++	 * pcibios_enable_device() is a hack for compatibility with
++	 * vanilla usb-ohci so that it does not have to know about
++	 * SB. A driver that wants to use the USB core in device mode
++	 * should know about SB and should reset the bit back to 0
++	 * after calling pcibios_enable_device().
++	 */
++
++	if (dev->id.coreid == SSB_DEV_USB11_HOSTDEV) {
+ 		flags |= SSB_OHCI_TMSLOW_HOSTMODE;
++		ssb_device_enable(dev, flags);
++	}
++
++	/*
++	 * USB 2.0 special considerations:
++	 *
++	 * 1. Since the core supports both OHCI and EHCI functions, it must
++	 *    only be reset once.
++	 * 
++	 * 2. In addition to the standard SB reset sequence, the Host Control
++	 *    Register must be programmed to bring the USB core and various
++	 *    phy components out of reset. 
++	 */
++
++	else if (dev->id.coreid == SSB_DEV_USB20_HOST) {
++#warning FIX ME need test for core being up & exit
++		ssb_device_enable(dev, 0);
++		ssb_write32(dev, 0x200, 0x7ff);
++		udelay(1);
++		if (dev->id.revision == 1) { // bug in rev 1
++
++			/* Change Flush control reg */
++			tmp = ssb_read32(dev, 0x400);
++			tmp &= ~8;
++			ssb_write32(dev, 0x400, tmp);
++			tmp = ssb_read32(dev, 0x400);
++			printk("USB20H fcr: 0x%0x\n", tmp);
++
++			/* Change Shim control reg */
++			tmp = ssb_read32(dev, 0x304);
++			tmp &= ~0x100;
++			ssb_write32(dev, 0x304, tmp);
++			tmp = ssb_read32(dev, 0x304);
++			printk("USB20H shim: 0x%0x\n", tmp);
++		}
++	}
++	else
++		ssb_device_enable(dev, 0);
+ 
+-	ssb_device_enable(dev, flags);
+ 
+ 	hcd = usb_create_hcd(&ssb_ohci_hc_driver, dev->dev,
+ 			dev_name(dev->dev));
+@@ -200,6 +249,7 @@ static int ssb_ohci_resume(struct ssb_device *dev)
+ static const struct ssb_device_id ssb_ohci_table[] = {
+ 	SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOSTDEV, SSB_ANY_REV),
+ 	SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOST, SSB_ANY_REV),
++	SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB20_HOST, SSB_ANY_REV),
+ 	SSB_DEVTABLE_END
+ };
+ MODULE_DEVICE_TABLE(ssb, ssb_ohci_table);
diff --git a/target/linux/brcm47xx/patches-2.6.28/260-ohci-set-dma-mask.patch b/target/linux/brcm47xx/patches-2.6.28/260-ohci-set-dma-mask.patch
new file mode 100644
index 0000000..7385993
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.28/260-ohci-set-dma-mask.patch
@@ -0,0 +1,15 @@
+diff --git a/drivers/usb/host/ohci-ssb.c b/drivers/usb/host/ohci-ssb.c
+--- a/drivers/usb/host/ohci-ssb.c
++++ b/drivers/usb/host/ohci-ssb.c
+@@ -159,6 +159,11 @@ static int ssb_ohci_attach(struct ssb_device *dev)
+ 	else
+ 		ssb_device_enable(dev, 0);
+ 
++ /*
++  * Set dma mask - 32 bit mask is just an assumption
++  */
++ if (ssb_dma_set_mask(dev, DMA_32BIT_MASK))
++   return -EOPNOTSUPP;
+ 
+ 	hcd = usb_create_hcd(&ssb_ohci_hc_driver, dev->dev,
+ 			dev_name(dev->dev));
diff --git a/target/linux/brcm47xx/patches-2.6.28/270-ehci-ssb.patch b/target/linux/brcm47xx/patches-2.6.28/270-ehci-ssb.patch
new file mode 100644
index 0000000..767ba23
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.28/270-ehci-ssb.patch
@@ -0,0 +1,311 @@
+diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
+--- a/drivers/usb/host/Kconfig
++++ b/drivers/usb/host/Kconfig
+@@ -96,6 +96,19 @@ config USB_EHCI_HCD_PPC_OF
+ 	  Enables support for the USB controller present on the PowerPC
+ 	  OpenFirmware platform bus.
+ 
++config USB_EHCI_HCD_SSB
++	bool "EHCI support for Broadcom SSB EHCI core"
++	depends on USB_EHCI_HCD && SSB && EXPERIMENTAL
++	default n
++	---help---
++	  Support for the Sonics Silicon Backplane (SSB) attached
++	  Broadcom USB EHCI core.
++
++	  This device is present in some embedded devices with
++	  Broadcom based SSB bus.
++
++	  If unsure, say N.
++
+ config USB_ISP116X_HCD
+ 	tristate "ISP116X HCD support"
+ 	depends on USB
+diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
+--- a/drivers/usb/host/ehci-hcd.c
++++ b/drivers/usb/host/ehci-hcd.c
+@@ -1034,8 +1034,16 @@ MODULE_LICENSE ("GPL");
+ #define	PLATFORM_DRIVER		ixp4xx_ehci_driver
+ #endif
+ 
+-#if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \
+-    !defined(PS3_SYSTEM_BUS_DRIVER) && !defined(OF_PLATFORM_DRIVER)
++#ifdef CONFIG_USB_EHCI_HCD_SSB
++#include "ehci-ssb.c"
++#define SSB_EHCI_DRIVER         ssb_ehci_driver
++#endif
++
++#if !defined(PCI_DRIVER) && \
++    !defined(PLATFORM_DRIVER) && \
++    !defined(PS3_SYSTEM_BUS_DRIVER) && \
++    !defined(OF_PLATFORM_DRIVER) && \
++    !defined(SSB_EHCI_DRIVER)
+ #error "missing bus glue for ehci-hcd"
+ #endif
+ 
+diff --git a/drivers/usb/host/ehci-ssb.c b/drivers/usb/host/ehci-ssb.c
+--- /dev/null
++++ b/drivers/usb/host/ehci-ssb.c
+@@ -0,0 +1,201 @@
++/*
++ * Sonics Silicon Backplane
++ * Broadcom USB-core EHCI driver (SSB bus glue)
++ *
++ * Copyright 2007 Steven Brown <sbrown@cortland.com>
++ *
++ * Derived from the OHCI-SSB driver
++ * Copyright 2007 Michael Buesch <mb@bu3sch.de>
++ *
++ * Derived from the EHCI-PCI driver
++ * Copyright (c) 2000-2004 by David Brownell
++ *
++ * Derived from the OHCI-PCI driver
++ * Copyright 1999 Roman Weissgaerber
++ * Copyright 2000-2002 David Brownell
++ * Copyright 1999 Linus Torvalds
++ * Copyright 1999 Gregory P. Smith
++ *
++ * Derived from the USBcore related parts of Broadcom-SB
++ * Copyright 2005 Broadcom Corporation
++ *
++ * Licensed under the GNU/GPL. See COPYING for details.
++ */
++#include <linux/ssb/ssb.h>
++
++#define SSB_OHCI_TMSLOW_HOSTMODE	(1 << 29)
++
++struct ssb_ehci_device {
++	struct ehci_hcd ehci; /* _must_ be at the beginning. */
++
++	u32 enable_flags;
++};
++
++static inline
++struct ssb_ehci_device *hcd_to_ssb_ehci(struct usb_hcd *hcd)
++{
++	return (struct ssb_ehci_device *)(hcd->hcd_priv);
++}
++
++
++static int ssb_ehci_reset(struct usb_hcd *hcd)
++{
++	struct ehci_hcd *ehci = hcd_to_ehci(hcd);
++	int err;
++
++	ehci->caps = hcd->regs;
++	ehci->regs = hcd->regs +
++		HC_LENGTH(ehci_readl(ehci, &ehci->caps->hc_capbase));
++
++	dbg_hcs_params(ehci, "reset");
++	dbg_hcc_params(ehci, "reset");
++
++	ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params);
++
++	err = ehci_halt(ehci);
++
++	if (err)
++		return err;
++
++	err = ehci_init(hcd);
++
++	if (err)
++		return err;
++
++	ehci_port_power(ehci, 0);
++
++	return err;
++}
++
++static int ssb_ehci_start(struct usb_hcd *hcd)
++{
++	struct ehci_hcd *ehci = hcd_to_ehci(hcd);
++	int err;
++
++	err = ehci_run(hcd);
++	if (err < 0) {
++		ehci_err(ehci, "can't start\n");
++		ehci_stop(hcd);
++	}
++
++	return err;
++}
++
++#ifdef CONFIG_PM
++static int ssb_ehci_hcd_suspend(struct usb_hcd *hcd, pm_message_t message)
++{
++	struct ssb_ehci_device *ehcidev = hcd_to_ssb_ehci(hcd);
++	struct ehci_hcd *ehci = &ehcidev->ehci;
++	unsigned long flags;
++
++	spin_lock_irqsave(&ehci->lock, flags);
++
++	ehci_writel(ehci, EHCI_INTR_MIE, &ehci->regs->intrdisable);
++	ehci_readl(ehci, &ehci->regs->intrdisable); /* commit write */
++
++	/* make sure snapshot being resumed re-enumerates everything */
++	if (message.event == PM_EVENT_PRETHAW)
++		ehci_usb_reset(ehci);
++
++	clear_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
++
++	spin_unlock_irqrestore(&ehci->lock, flags);
++	return 0;
++}
++
++static int ssb_ehci_hcd_resume(struct usb_hcd *hcd)
++{
++	set_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
++	usb_hcd_resume_root_hub(hcd);
++	return 0;
++}
++#endif /* CONFIG_PM */
++
++static const struct hc_driver ssb_ehci_hc_driver = {
++	.description		= "ssb-usb-ehci",
++	.product_desc		= "SSB EHCI Controller",
++	.hcd_priv_size		= sizeof(struct ssb_ehci_device),
++
++	.irq			= ehci_irq,
++	.flags			= HCD_MEMORY | HCD_USB2,
++
++	.reset			= ssb_ehci_reset,
++	.start			= ssb_ehci_start,
++	.stop			= ehci_stop,
++	.shutdown		= ehci_shutdown,
++
++#ifdef CONFIG_PM
++	.suspend		= ssb_ehci_hcd_suspend,
++	.resume			= ssb_ehci_hcd_resume,
++#endif
++
++	.urb_enqueue		= ehci_urb_enqueue,
++	.urb_dequeue		= ehci_urb_dequeue,
++	.endpoint_disable	= ehci_endpoint_disable,
++
++	.get_frame_number	= ehci_get_frame,
++
++	.hub_status_data	= ehci_hub_status_data,
++	.hub_control		= ehci_hub_control,
++#ifdef CONFIG_PM
++	.bus_suspend		= ehci_bus_suspend,
++	.bus_resume		= ehci_bus_resume,
++#endif
++
++};
++
++static void ssb_ehci_detach(struct ssb_device *dev, struct usb_hcd *hcd)
++{
++
++	usb_remove_hcd(hcd);
++	iounmap(hcd->regs);
++	usb_put_hcd(hcd);
++}
++EXPORT_SYMBOL_GPL(ssb_ehci_detach);
++
++static int ssb_ehci_attach(struct ssb_device *dev, struct usb_hcd **ehci_hcd)
++{
++	struct ssb_ehci_device *ehcidev;
++	struct usb_hcd *hcd;
++	int err = -ENOMEM;
++	u32 tmp, flags = 0;
++
++	hcd = usb_create_hcd(&ssb_ehci_hc_driver, dev->dev,
++		dev->dev->bus_id);
++	if (!hcd)
++		goto err_dev_disable;
++
++	ehcidev = hcd_to_ssb_ehci(hcd);
++	ehcidev->enable_flags = flags;
++	tmp = ssb_read32(dev, SSB_ADMATCH0);
++	hcd->rsrc_start = ssb_admatch_base(tmp) + 0x800; /* ehci core offset */
++	hcd->rsrc_len = 0x100; /* ehci reg block size */
++	/*
++	 * start & size modified per sbutils.c
++	 */
++	hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len);
++	if (!hcd->regs)
++		goto err_put_hcd;
++	err = usb_add_hcd(hcd, dev->irq, IRQF_SHARED | IRQF_DISABLED);
++	if (err)
++		goto err_iounmap;
++
++	*ehci_hcd = hcd;
++
++	return err;
++
++err_iounmap:
++	iounmap(hcd->regs);
++err_put_hcd:
++	usb_put_hcd(hcd);
++err_dev_disable:
++	ssb_device_disable(dev, flags);
++	return err;
++}
++EXPORT_SYMBOL_GPL(ssb_ehci_attach);
++
++static const struct ssb_device_id ssb_ehci_table[] = {
++	SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB20_HOST, SSB_ANY_REV),
++	SSB_DEVTABLE_END
++};
++MODULE_DEVICE_TABLE(ssb, ssb_ehci_table);
+diff --git a/drivers/usb/host/ohci-ssb.c b/drivers/usb/host/ohci-ssb.c
+--- a/drivers/usb/host/ohci-ssb.c
++++ b/drivers/usb/host/ohci-ssb.c
+@@ -17,6 +17,8 @@
+  */
+ #include <linux/ssb/ssb.h>
+ 
++extern int ssb_ehci_attach(struct ssb_device *dev, struct usb_hcd **hcd);
++extern void ssb_ehci_detach(struct ssb_device *dev, struct usb_hcd *hcd);
+ 
+ #define SSB_OHCI_TMSLOW_HOSTMODE	(1 << 29)
+ 
+@@ -24,6 +26,7 @@ struct ssb_ohci_device {
+ 	struct ohci_hcd ohci; /* _must_ be at the beginning. */
+ 
+ 	u32 enable_flags;
++	struct usb_hcd *ehci_hcd;
+ };
+ 
+ static inline
+@@ -92,13 +95,25 @@ static const struct hc_driver ssb_ohci_hc_driver = {
+ static void ssb_ohci_detach(struct ssb_device *dev)
+ {
+ 	struct usb_hcd *hcd = ssb_get_drvdata(dev);
++#ifdef CONFIG_USB_EHCI_HCD_SSB
++	struct ssb_ohci_device *ohcidev = hcd_to_ssb_ohci(hcd);
++#endif
+ 
+ 	usb_remove_hcd(hcd);
+ 	iounmap(hcd->regs);
+ 	usb_put_hcd(hcd);
++
++#ifdef CONFIG_USB_EHCI_HCD_SSB
++	/*
++	 * Also detach ehci function
++	 */
++	if (dev->id.coreid == SSB_DEV_USB20_HOST)
++		ssb_ehci_detach(dev, ohcidev->ehci_hcd);
++#endif
+ 	ssb_device_disable(dev, 0);
+ }
+ 
++
+ static int ssb_ohci_attach(struct ssb_device *dev)
+ {
+ 	struct ssb_ohci_device *ohcidev;
+@@ -184,6 +199,14 @@ static int ssb_ohci_attach(struct ssb_device *dev)
+ 
+ 	ssb_set_drvdata(dev, hcd);
+ 
++#ifdef CONFIG_USB_EHCI_HCD_SSB
++	/*
++	 * attach ehci function in this core
++	 */
++	if (dev->id.coreid == SSB_DEV_USB20_HOST)
++		err = ssb_ehci_attach(dev, &(ohcidev->ehci_hcd));
++#endif
++
+ 	return err;
+ 
+ err_iounmap:
diff --git a/target/linux/brcm47xx/patches-2.6.28/300-fork_cacheflush.patch b/target/linux/brcm47xx/patches-2.6.28/300-fork_cacheflush.patch
new file mode 100644
index 0000000..87469d4
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.28/300-fork_cacheflush.patch
@@ -0,0 +1,12 @@
+diff --git a/arch/mips/include/asm/cacheflush.h b/arch/mips/include/asm/cacheflush.h
+--- a/arch/mips/include/asm/cacheflush.h
++++ b/arch/mips/include/asm/cacheflush.h
+@@ -32,7 +32,7 @@
+ extern void (*flush_cache_all)(void);
+ extern void (*__flush_cache_all)(void);
+ extern void (*flush_cache_mm)(struct mm_struct *mm);
+-#define flush_cache_dup_mm(mm)	do { (void) (mm); } while (0)
++#define flush_cache_dup_mm(mm) flush_cache_mm(mm)
+ extern void (*flush_cache_range)(struct vm_area_struct *vma,
+ 	unsigned long start, unsigned long end);
+ extern void (*flush_cache_page)(struct vm_area_struct *vma, unsigned long page, unsigned long pfn);
diff --git a/target/linux/brcm47xx/patches-2.6.28/310-no_highpage.patch b/target/linux/brcm47xx/patches-2.6.28/310-no_highpage.patch
new file mode 100644
index 0000000..2420e81
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.28/310-no_highpage.patch
@@ -0,0 +1,68 @@
+diff --git a/arch/mips/include/asm/page.h b/arch/mips/include/asm/page.h
+--- a/arch/mips/include/asm/page.h
++++ b/arch/mips/include/asm/page.h
+@@ -32,6 +32,7 @@
+ #ifndef __ASSEMBLY__
+ 
+ #include <linux/pfn.h>
++#include <asm/cpu-features.h>
+ #include <asm/io.h>
+ 
+ extern void build_clear_page(void);
+@@ -67,13 +68,16 @@ static inline void clear_user_page(void *addr, unsigned long vaddr,
+ 		flush_data_cache_page((unsigned long)addr);
+ }
+ 
+-extern void copy_user_page(void *vto, void *vfrom, unsigned long vaddr,
+-	struct page *to);
+-struct vm_area_struct;
+-extern void copy_user_highpage(struct page *to, struct page *from,
+-	unsigned long vaddr, struct vm_area_struct *vma);
++static inline void copy_user_page(void *vto, void *vfrom, unsigned long vaddr,
++	struct page *to)
++{
++	extern void (*flush_data_cache_page)(unsigned long addr);
+ 
+-#define __HAVE_ARCH_COPY_USER_HIGHPAGE
++	copy_page(vto, vfrom);
++	if (!cpu_has_ic_fills_f_dc ||
++	    pages_do_alias((unsigned long)vto, vaddr & PAGE_MASK))
++		flush_data_cache_page((unsigned long)vto);
++}
+ 
+ /*
+  * These are used to make use of C type-checking..
+diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
+--- a/arch/mips/mm/init.c
++++ b/arch/mips/mm/init.c
+@@ -206,30 +206,6 @@ void kunmap_coherent(void)
+ 	preempt_check_resched();
+ }
+ 
+-void copy_user_highpage(struct page *to, struct page *from,
+-	unsigned long vaddr, struct vm_area_struct *vma)
+-{
+-	void *vfrom, *vto;
+-
+-	vto = kmap_atomic(to, KM_USER1);
+-	if (cpu_has_dc_aliases && cpu_use_kmap_coherent &&
+-	    page_mapped(from) && !Page_dcache_dirty(from)) {
+-		vfrom = kmap_coherent(from, vaddr);
+-		copy_page(vto, vfrom);
+-		kunmap_coherent();
+-	} else {
+-		vfrom = kmap_atomic(from, KM_USER0);
+-		copy_page(vto, vfrom);
+-		kunmap_atomic(vfrom, KM_USER0);
+-	}
+-	if ((!cpu_has_ic_fills_f_dc) ||
+-	    pages_do_alias((unsigned long)vto, vaddr & PAGE_MASK))
+-		flush_data_cache_page((unsigned long)vto);
+-	kunmap_atomic(vto, KM_USER1);
+-	/* Make sure this page is cleared on other CPU's too before using it */
+-	smp_wmb();
+-}
+-
+ void copy_to_user_page(struct vm_area_struct *vma,
+ 	struct page *page, unsigned long vaddr, void *dst, const void *src,
+ 	unsigned long len)
diff --git a/target/linux/brcm47xx/patches-2.6.28/400-arch-bcm47xx.patch b/target/linux/brcm47xx/patches-2.6.28/400-arch-bcm47xx.patch
new file mode 100644
index 0000000..ae7bd74
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.28/400-arch-bcm47xx.patch
@@ -0,0 +1,326 @@
+diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
+--- a/arch/mips/Kconfig
++++ b/arch/mips/Kconfig
+@@ -53,6 +53,7 @@ config BCM47XX
+ 	select SSB_DRIVER_MIPS
+ 	select SSB_DRIVER_EXTIF
+ 	select SSB_EMBEDDED
++	select SSB_B43_PCI_BRIDGE
+ 	select SSB_PCICORE_HOSTMODE if PCI
+ 	select GENERIC_GPIO
+ 	select SYS_HAS_EARLY_PRINTK
+diff --git a/arch/mips/bcm47xx/Makefile b/arch/mips/bcm47xx/Makefile
+--- a/arch/mips/bcm47xx/Makefile
++++ b/arch/mips/bcm47xx/Makefile
+@@ -3,4 +3,4 @@
+ # under Linux.
+ #
+ 
+-obj-y := gpio.o irq.o prom.o serial.o setup.o time.o wgt634u.o
++obj-y := cfe_env.o gpio.o irq.o nvram.o prom.o serial.o setup.o time.o wgt634u.o
+diff --git a/arch/mips/bcm47xx/irq.c b/arch/mips/bcm47xx/irq.c
+--- a/arch/mips/bcm47xx/irq.c
++++ b/arch/mips/bcm47xx/irq.c
+@@ -1,5 +1,6 @@
+ /*
+  *  Copyright (C) 2004 Florian Schirmer <jolt@tuxbox.org>
++ *  Copyright (C) 2008 Michael Buesch <mb@bu3sch.de>
+  *
+  *  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
+@@ -23,10 +24,19 @@
+  */
+ 
+ #include <linux/types.h>
++#include <linux/errno.h>
++#include <linux/init.h>
+ #include <linux/interrupt.h>
+ #include <linux/irq.h>
++#include <linux/pci.h>
++#include <linux/ssb/ssb.h>
++
+ #include <asm/irq_cpu.h>
+ 
++
++extern struct ssb_bus ssb_bcm47xx;
++
++
+ void plat_irq_dispatch(void)
+ {
+ 	u32 cause;
+diff --git a/arch/mips/bcm47xx/nvram.c b/arch/mips/bcm47xx/nvram.c
+--- a/arch/mips/bcm47xx/nvram.c
++++ b/arch/mips/bcm47xx/nvram.c
+@@ -24,10 +24,10 @@
+ #include <asm/io.h>
+ #include <asm/uaccess.h>
+ 
+-#include <nvram.h>
++#include "include/nvram.h"
+ 
+ #define MB * 1048576
+-extern struct ssb_bus ssb;
++extern struct ssb_bus ssb_bcm47xx;
+ 
+ static char nvram_buf[NVRAM_SPACE];
+ static int cfe_env;
+@@ -36,7 +36,7 @@ extern char *cfe_env_get(char *nv_buf, const char *name);
+ /* Probe for NVRAM header */
+ static void __init early_nvram_init(void)
+ {
+-	struct ssb_mipscore *mcore = &ssb.mipscore;
++	struct ssb_mipscore *mcore = &ssb_bcm47xx.mipscore;
+ 	struct nvram_header *header;
+ 	int i;
+ 	u32 base, lim, off;
+diff --git a/arch/mips/bcm47xx/setup.c b/arch/mips/bcm47xx/setup.c
+--- a/arch/mips/bcm47xx/setup.c
++++ b/arch/mips/bcm47xx/setup.c
+@@ -2,7 +2,7 @@
+  *  Copyright (C) 2004 Florian Schirmer <jolt@tuxbox.org>
+  *  Copyright (C) 2005 Waldemar Brodkorb <wbx@openwrt.org>
+  *  Copyright (C) 2006 Felix Fietkau <nbd@openwrt.org>
+- *  Copyright (C) 2006 Michael Buesch <mb@bu3sch.de>
++ *  Copyright (C) 2006-2008 Michael Buesch <mb@bu3sch.de>
+  *
+  *  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
+@@ -25,18 +25,28 @@
+  *  675 Mass Ave, Cambridge, MA 02139, USA.
+  */
+ 
++#include <linux/init.h>
+ #include <linux/types.h>
+ #include <linux/ssb/ssb.h>
+ #include <linux/ssb/ssb_embedded.h>
++#include <linux/tty.h>
++#include <linux/serial.h>
++#include <linux/serial_core.h>
++#include <linux/serial_reg.h>
++#include <linux/serial_8250.h>
+ #include <asm/bootinfo.h>
+ #include <asm/reboot.h>
+ #include <asm/time.h>
+-#include <bcm47xx.h>
+ #include <asm/fw/cfe/cfe_api.h>
++#include <linux/pm.h>
++
++#include "include/nvram.h"
+ 
+ struct ssb_bus ssb_bcm47xx;
+ EXPORT_SYMBOL(ssb_bcm47xx);
+ 
++extern void bcm47xx_pci_init(void);
++
+ static void bcm47xx_machine_restart(char *command)
+ {
+ 	printk(KERN_ALERT "Please stand by while rebooting the system...\n");
+@@ -56,7 +66,7 @@ static void bcm47xx_machine_halt(void)
+ 		cpu_relax();
+ }
+ 
+-static void str2eaddr(char *str, char *dest)
++static void e_aton(char *str, char *dest)
+ {
+ 	int i = 0;
+ 
+@@ -73,52 +83,141 @@ static void str2eaddr(char *str, char *dest)
+ 	}
+ }
+ 
+-static int bcm47xx_get_invariants(struct ssb_bus *bus,
+-				   struct ssb_init_invariants *iv)
++static void bcm47xx_fill_sprom(struct ssb_sprom *sprom)
++{
++	char *s;
++
++	memset(sprom, 0xFF, sizeof(struct ssb_sprom));
++
++	sprom->revision = 1;
++	if ((s = nvram_get("il0macaddr")))
++		e_aton(s, sprom->il0mac);
++	if ((s = nvram_get("et0macaddr")))
++		e_aton(s, sprom->et0mac);
++	if ((s = nvram_get("et1macaddr")))
++		e_aton(s, sprom->et1mac);
++	if ((s = nvram_get("et0phyaddr")))
++		sprom->et0phyaddr = simple_strtoul(s, NULL, 0);
++	if ((s = nvram_get("et1phyaddr")))
++		sprom->et1phyaddr = simple_strtoul(s, NULL, 0);
++	if ((s = nvram_get("et0mdcport")))
++		sprom->et0mdcport = !!simple_strtoul(s, NULL, 10);
++	if ((s = nvram_get("et1mdcport")))
++		sprom->et1mdcport = !!simple_strtoul(s, NULL, 10);
++	if ((s = nvram_get("pa0b0")))
++		sprom->pa0b0 = simple_strtoul(s, NULL, 0);
++	if ((s = nvram_get("pa0b1")))
++		sprom->pa0b1 = simple_strtoul(s, NULL, 0);
++	if ((s = nvram_get("pa0b2")))
++		sprom->pa0b2 = simple_strtoul(s, NULL, 0);
++	if ((s = nvram_get("pa1b0")))
++		sprom->pa1b0 = simple_strtoul(s, NULL, 0);
++	if ((s = nvram_get("pa1b1")))
++		sprom->pa1b1 = simple_strtoul(s, NULL, 0);
++	if ((s = nvram_get("pa1b2")))
++		sprom->pa1b2 = simple_strtoul(s, NULL, 0);
++	if ((s = nvram_get("wl0gpio0")))
++		sprom->gpio0 = simple_strtoul(s, NULL, 0);
++	if ((s = nvram_get("wl0gpio1")))
++		sprom->gpio1 = simple_strtoul(s, NULL, 0);
++	if ((s = nvram_get("wl0gpio2")))
++		sprom->gpio2 = simple_strtoul(s, NULL, 0);
++	if ((s = nvram_get("wl0gpio3")))
++		sprom->gpio3 = simple_strtoul(s, NULL, 0);
++	if ((s = nvram_get("pa0maxpwr")))
++		sprom->maxpwr_bg = simple_strtoul(s, NULL, 0);
++	if ((s = nvram_get("pa1maxpwr")))
++		sprom->maxpwr_a = simple_strtoul(s, NULL, 0);
++	if ((s = nvram_get("pa0itssit")))
++		sprom->itssi_bg = simple_strtoul(s, NULL, 0);
++	if ((s = nvram_get("pa1itssit")))
++		sprom->itssi_a = simple_strtoul(s, NULL, 0);
++	sprom->boardflags_lo = 0;
++	if ((s = nvram_get("boardflags")))
++		sprom->boardflags_lo = simple_strtoul(s, NULL, 0);
++	sprom->boardflags_hi = 0;
++	if ((s = nvram_get("boardflags2")))
++		sprom->boardflags_hi = simple_strtoul(s, NULL, 0);
++}
++
++static int bcm47xx_get_invariants(struct ssb_bus *bus, struct ssb_init_invariants *iv)
+ {
+-	char buf[100];
+-
+-	/* Fill boardinfo structure */
+-	memset(&(iv->boardinfo), 0 , sizeof(struct ssb_boardinfo));
+-
+-	if (cfe_getenv("boardvendor", buf, sizeof(buf)) >= 0)
+-		iv->boardinfo.type = (u16)simple_strtoul(buf, NULL, 0);
+-	if (cfe_getenv("boardtype", buf, sizeof(buf)) >= 0)
+-		iv->boardinfo.type = (u16)simple_strtoul(buf, NULL, 0);
+-	if (cfe_getenv("boardrev", buf, sizeof(buf)) >= 0)
+-		iv->boardinfo.rev = (u16)simple_strtoul(buf, NULL, 0);
+-
+-	/* Fill sprom structure */
+-	memset(&(iv->sprom), 0, sizeof(struct ssb_sprom));
+-	iv->sprom.revision = 3;
+-
+-	if (cfe_getenv("et0macaddr", buf, sizeof(buf)) >= 0)
+-		str2eaddr(buf, iv->sprom.et0mac);
+-	if (cfe_getenv("et1macaddr", buf, sizeof(buf)) >= 0)
+-		str2eaddr(buf, iv->sprom.et1mac);
+-	if (cfe_getenv("et0phyaddr", buf, sizeof(buf)) >= 0)
+-		iv->sprom.et0phyaddr = simple_strtoul(buf, NULL, 10);
+-	if (cfe_getenv("et1phyaddr", buf, sizeof(buf)) >= 0)
+-		iv->sprom.et1phyaddr = simple_strtoul(buf, NULL, 10);
+-	if (cfe_getenv("et0mdcport", buf, sizeof(buf)) >= 0)
+-		iv->sprom.et0mdcport = simple_strtoul(buf, NULL, 10);
+-	if (cfe_getenv("et1mdcport", buf, sizeof(buf)) >= 0)
+-		iv->sprom.et1mdcport = simple_strtoul(buf, NULL, 10);
++	char *s;
++
++	iv->boardinfo.vendor = SSB_BOARDVENDOR_BCM;
++	if ((s = nvram_get("boardtype")))
++		iv->boardinfo.type = (u16)simple_strtoul(s, NULL, 0);
++	if ((s = nvram_get("boardrev")))
++		iv->boardinfo.rev = (u16)simple_strtoul(s, NULL, 0);
++
++	bcm47xx_fill_sprom(&iv->sprom);
++
++	if ((s = nvram_get("cardbus")))
++		iv->has_cardbus_slot = !!simple_strtoul(s, NULL, 10);
+ 
+ 	return 0;
+ }
+ 
+ void __init plat_mem_setup(void)
+ {
+-	int err;
++	int i, err;
++	char *s;
++	struct ssb_mipscore *mcore;
++
++	err = ssb_bus_ssbbus_register(&ssb_bcm47xx, SSB_ENUM_BASE, bcm47xx_get_invariants);
++	if (err) {
++		const char *msg = "Failed to initialize SSB bus (err %d)\n";
++		printk(msg, err); /* Make sure the message gets out of the box. */
++		panic(msg, err);
++	}
++	mcore = &ssb_bcm47xx.mipscore;
++
++	s = nvram_get("kernel_args");
++	if (s && !strncmp(s, "console=ttyS1", 13)) {
++		struct ssb_serial_port port;
+ 
+-	err = ssb_bus_ssbbus_register(&ssb_bcm47xx, SSB_ENUM_BASE,
+-				      bcm47xx_get_invariants);
+-	if (err)
+-		panic("Failed to initialize SSB bus (err %d)\n", err);
++		printk("Swapping serial ports!\n");
++		/* swap serial ports */
++		memcpy(&port, &mcore->serial_ports[0], sizeof(port));
++		memcpy(&mcore->serial_ports[0], &mcore->serial_ports[1], sizeof(port));
++		memcpy(&mcore->serial_ports[1], &port, sizeof(port));
++	}
++
++	for (i = 0; i < mcore->nr_serial_ports; i++) {
++		struct ssb_serial_port *port = &(mcore->serial_ports[i]);
++		struct uart_port s;
++
++		memset(&s, 0, sizeof(s));
++		s.line = i;
++		s.membase = port->regs;
++		s.irq = port->irq + 2;
++		s.uartclk = port->baud_base;
++		s.flags = UPF_BOOT_AUTOCONF | UPF_SHARE_IRQ;
++		s.iotype = SERIAL_IO_MEM;
++		s.regshift = port->reg_shift;
++
++		early_serial_setup(&s);
++	}
++	printk("Serial init done.\n");
+ 
+ 	_machine_restart = bcm47xx_machine_restart;
+ 	_machine_halt = bcm47xx_machine_halt;
+ 	pm_power_off = bcm47xx_machine_halt;
+ }
+ 
++static int __init bcm47xx_register_gpiodev(void)
++{
++	static struct resource res = {
++		.start = 0xFFFFFFFF,
++	};
++	struct platform_device *pdev;
++
++	pdev = platform_device_register_simple("GPIODEV", 0, &res, 1);
++	if (!pdev) {
++		printk(KERN_ERR "bcm47xx: GPIODEV init failed\n");
++		return -ENODEV;
++	}
++
++	return 0;
++}
++device_initcall(bcm47xx_register_gpiodev);
+diff --git a/arch/mips/bcm47xx/time.c b/arch/mips/bcm47xx/time.c
+--- a/arch/mips/bcm47xx/time.c
++++ b/arch/mips/bcm47xx/time.c
+@@ -22,11 +22,17 @@
+  *  675 Mass Ave, Cambridge, MA 02139, USA.
+  */
+ 
+-
+ #include <linux/init.h>
++#include <linux/kernel.h>
++#include <linux/sched.h>
++#include <linux/serial_reg.h>
++#include <linux/interrupt.h>
+ #include <linux/ssb/ssb.h>
++#include <asm/addrspace.h>
++#include <asm/io.h>
+ #include <asm/time.h>
+-#include <bcm47xx.h>
++
++extern struct ssb_bus ssb_bcm47xx;
+ 
+ void __init plat_time_init(void)
+ {
diff --git a/target/linux/brcm47xx/patches-2.6.28/500-lzma_initramfs.patch b/target/linux/brcm47xx/patches-2.6.28/500-lzma_initramfs.patch
new file mode 100644
index 0000000..d03d34b
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.28/500-lzma_initramfs.patch
@@ -0,0 +1,119 @@
+diff --git a/init/initramfs.c b/init/initramfs.c
+--- a/init/initramfs.c
++++ b/init/initramfs.c
+@@ -475,6 +475,69 @@ static void __init flush_window(void)
+ 	outcnt = 0;
+ }
+ 
++#include <linux/LzmaDecode.h>
++static int __init lzma_unzip(void)
++{
++	unsigned int i;  /* temp value */
++	unsigned int lc; /* literal context bits */
++	unsigned int lp; /* literal pos state bits */
++	unsigned int pb; /* pos state bits */
++	unsigned int osize; /* uncompressed size */
++	unsigned char *workspace;
++	unsigned char* outputbuffer;
++	unsigned int outsizeProcessed = 0;
++	int workspace_size;
++	int res;
++
++	// lzma args
++	i = get_byte();
++	lc = i % 9, i = i / 9;
++	lp = i % 5, pb = i / 5;
++
++	// skip dictionary size
++	for (i = 0; i < 4; i++)
++		get_byte();
++
++	/* read the lower half of uncompressed size in the header */
++	osize = ((unsigned int)get_byte()) +
++		((unsigned int)get_byte() << 8) +
++		((unsigned int)get_byte() << 16) +
++		((unsigned int)get_byte() << 24);
++
++	/* skip rest of the header (upper half of uncompressed size) */
++	for (i = 0; i < 4; i++)
++		get_byte();
++
++	workspace_size = ((LZMA_BASE_SIZE + (LZMA_LIT_SIZE << (lc + lp))) * sizeof(CProb)) + 100;
++	printk( KERN_NOTICE "initramfs: LZMA lc=%d,lp=%d,pb=%d,origSize=%d\n",
++	lc,lp,pb,osize);
++	outputbuffer = kmalloc(osize, GFP_KERNEL);
++	if (outputbuffer == 0) {
++		printk(KERN_ERR "initramfs: Couldn't allocate lzma output buffer\n");
++		return -1;
++	}
++
++	workspace = kmalloc(workspace_size, GFP_KERNEL);
++	if (workspace == NULL) {
++		printk(KERN_ERR "initramfs: Couldn't allocate lzma workspace\n");
++		return -1;
++	}
++
++	res = LzmaDecode(workspace, workspace_size, lc, lp, pb, inbuf + inptr, insize - inptr, outputbuffer, osize, &outsizeProcessed);
++	if( res != 0 ) {
++		panic( KERN_ERR "initramfs: Lzma decode failure\n");
++		return -1;
++	}
++
++	flush_buffer(outputbuffer, outsizeProcessed);
++	inptr = insize;
++
++	kfree(outputbuffer);
++	kfree(workspace);
++	state = Reset;
++	return 0;
++}
++
+ static char * __init unpack_to_rootfs(char *buf, unsigned len, int check_only)
+ {
+ 	int written;
+@@ -509,12 +572,28 @@ static char * __init unpack_to_rootfs(char *buf, unsigned len, int check_only)
+ 		inptr = 0;
+ 		outcnt = 0;		/* bytes in output buffer */
+ 		bytes_out = 0;
+-		crc = (ulg)0xffffffffL; /* shift register contents */
+-		makecrc();
+-		gunzip();
+-		if (state != Reset)
++		if( inbuf[0] == 037 && ((inbuf[1] == 0213) || (inbuf[1] == 0236)))
++		{
++		   printk( KERN_NOTICE "detected gzip initramfs\n");
++		   crc = (ulg)0xffffffffL; /* shift register contents */
++		   makecrc();
++		   gunzip();
++		   if (state != Reset)
+ 			error("junk in gzipped archive");
+-		this_header = saved_offset + inptr;
++		}
++		else if(!memcmp(inbuf+1, "\x00\x00\x80\x00", 4)) /* FIXME: hardcoded dictionary size */
++		{
++		   printk( KERN_NOTICE "detected lzma initramfs\n");
++		   lzma_unzip();
++		}
++		else
++		{
++		   // skip forward ?
++		   crc = (ulg)0xffffffffL; /* shift register contents */
++		   makecrc();
++		   gunzip();
++		}
++	        this_header = saved_offset + inptr;
+ 		buf += inptr;
+ 		len -= inptr;
+ 	}
+diff --git a/scripts/gen_initramfs_list.sh b/scripts/gen_initramfs_list.sh
+--- a/scripts/gen_initramfs_list.sh
++++ b/scripts/gen_initramfs_list.sh
+@@ -287,7 +287,7 @@ if [ ! -z ${output_file} ]; then
+ 	if [ "${is_cpio_compressed}" = "compressed" ]; then
+ 		cat ${cpio_tfile} > ${output_file}
+ 	else
+-		cat ${cpio_tfile} | gzip -f -9 - > ${output_file}
++		lzma e -lc1 -lp2 -pb2 ${cpio_tfile} ${output_file}
+ 	fi
+ 	[ -z ${cpio_file} ] && rm ${cpio_tfile}
+ fi
diff --git a/target/linux/brcm47xx/patches-2.6.28/601-mips-remove-pci-collision-check.patch b/target/linux/brcm47xx/patches-2.6.28/601-mips-remove-pci-collision-check.patch
new file mode 100644
index 0000000..50b6fbd
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.28/601-mips-remove-pci-collision-check.patch
@@ -0,0 +1,19 @@
+diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c
+--- a/arch/mips/pci/pci.c
++++ b/arch/mips/pci/pci.c
+@@ -207,12 +207,10 @@ static int pcibios_enable_resources(struct pci_dev *dev, int mask)
+ 		if ((idx == PCI_ROM_RESOURCE) &&
+ 				(!(r->flags & IORESOURCE_ROM_ENABLE)))
+ 			continue;
+-		if (!r->start && r->end) {
+-			printk(KERN_ERR "PCI: Device %s not available "
+-			       "because of resource collisions\n",
++		if (!r->start && r->end)
++			printk(KERN_WARNING "PCI: Device %s resource"
++			       "collisions detected. Ignoring...\n",
+ 			       pci_name(dev));
+-			return -EINVAL;
+-		}
+ 		if (r->flags & IORESOURCE_IO)
+ 			cmd |= PCI_COMMAND_IO;
+ 		if (r->flags & IORESOURCE_MEM)
diff --git a/target/linux/brcm47xx/patches-2.6.28/700-ssb-gigabit-ethernet-driver.patch b/target/linux/brcm47xx/patches-2.6.28/700-ssb-gigabit-ethernet-driver.patch
new file mode 100644
index 0000000..f02269e
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.28/700-ssb-gigabit-ethernet-driver.patch
@@ -0,0 +1,338 @@
+diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
+--- a/drivers/net/tg3.c
++++ b/drivers/net/tg3.c
+@@ -40,6 +40,7 @@
+ #include <linux/workqueue.h>
+ #include <linux/prefetch.h>
+ #include <linux/dma-mapping.h>
++#include <linux/ssb/ssb_driver_gige.h>
+ 
+ #include <net/checksum.h>
+ #include <net/ip.h>
+@@ -428,8 +429,9 @@ static void _tw32_flush(struct tg3 *tp, u32 off, u32 val, u32 usec_wait)
+ static inline void tw32_mailbox_flush(struct tg3 *tp, u32 off, u32 val)
+ {
+ 	tp->write32_mbox(tp, off, val);
+-	if (!(tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) &&
+-	    !(tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND))
++	if ((tp->tg3_flags3 & TG3_FLG3_FLUSH_POSTED_WRITES) ||
++	    (!(tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) &&
++	     !(tp->tg3_flags2 & TG3_FLG2_ICH_WORKAROUND)))
+ 		tp->read32_mbox(tp, off);
+ }
+ 
+@@ -439,7 +441,7 @@ static void tg3_write32_tx_mbox(struct tg3 *tp, u32 off, u32 val)
+ 	writel(val, mbox);
+ 	if (tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG)
+ 		writel(val, mbox);
+-	if (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)
++	if ((tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER) || (tp->tg3_flags3 & TG3_FLG3_FLUSH_POSTED_WRITES))
+ 		readl(mbox);
+ }
+ 
+@@ -711,7 +713,7 @@ static void tg3_switch_clocks(struct tg3 *tp)
+ 
+ #define PHY_BUSY_LOOPS	5000
+ 
+-static int tg3_readphy(struct tg3 *tp, int reg, u32 *val)
++static int __tg3_readphy(struct tg3 *tp, unsigned int phy_addr, int reg, u32 *val)
+ {
+ 	u32 frame_val;
+ 	unsigned int loops;
+@@ -725,7 +727,7 @@ static int tg3_readphy(struct tg3 *tp, int reg, u32 *val)
+ 
+ 	*val = 0x0;
+ 
+-	frame_val  = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
++	frame_val  = ((phy_addr << MI_COM_PHY_ADDR_SHIFT) &
+ 		      MI_COM_PHY_ADDR_MASK);
+ 	frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
+ 		      MI_COM_REG_ADDR_MASK);
+@@ -760,7 +762,12 @@ static int tg3_readphy(struct tg3 *tp, int reg, u32 *val)
+ 	return ret;
+ }
+ 
+-static int tg3_writephy(struct tg3 *tp, int reg, u32 val)
++static int tg3_readphy(struct tg3 *tp, int reg, u32 *val)
++{
++	return __tg3_readphy(tp, PHY_ADDR, reg, val);
++}
++
++static int __tg3_writephy(struct tg3 *tp, unsigned int phy_addr, int reg, u32 val)
+ {
+ 	u32 frame_val;
+ 	unsigned int loops;
+@@ -776,7 +783,7 @@ static int tg3_writephy(struct tg3 *tp, int reg, u32 val)
+ 		udelay(80);
+ 	}
+ 
+-	frame_val  = ((PHY_ADDR << MI_COM_PHY_ADDR_SHIFT) &
++	frame_val  = ((phy_addr << MI_COM_PHY_ADDR_SHIFT) &
+ 		      MI_COM_PHY_ADDR_MASK);
+ 	frame_val |= ((reg << MI_COM_REG_ADDR_SHIFT) &
+ 		      MI_COM_REG_ADDR_MASK);
+@@ -809,6 +816,11 @@ static int tg3_writephy(struct tg3 *tp, int reg, u32 val)
+ 	return ret;
+ }
+ 
++static int tg3_writephy(struct tg3 *tp, int reg, u32 val)
++{
++	return __tg3_writephy(tp, PHY_ADDR, reg, val);
++}
++
+ static int tg3_bmcr_reset(struct tg3 *tp)
+ {
+ 	u32 phy_control;
+@@ -2232,8 +2244,10 @@ static int tg3_set_power_state(struct tg3 *tp, pci_power_t state)
+ 	tg3_frob_aux_power(tp);
+ 
+ 	/* Workaround for unstable PLL clock */
+-	if ((GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_AX) ||
+-	    (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_BX)) {
++	if ((tp->phy_id & PHY_ID_MASK != PHY_ID_BCM5750_2) &&
++				/* !!! FIXME !!! */
++	    ((GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_AX) ||
++	    (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5750_BX))) {
+ 		u32 val = tr32(0x7d00);
+ 
+ 		val &= ~((1 << 16) | (1 << 4) | (1 << 2) | (1 << 1) | 1);
+@@ -2725,6 +2739,14 @@ relink:
+ 
+ 		tg3_phy_copper_begin(tp);
+ 
++		if (tp->tg3_flags3 & TG3_FLG3_ROBOSWITCH) {
++			current_link_up = 1;
++			current_speed = SPEED_1000; //FIXME
++			current_duplex = DUPLEX_FULL;
++			tp->link_config.active_speed = current_speed;
++			tp->link_config.active_duplex = current_duplex;
++		}
++
+ 		tg3_readphy(tp, MII_BMSR, &tmp);
+ 		if (!tg3_readphy(tp, MII_BMSR, &tmp) &&
+ 		    (tmp & BMSR_LSTATUS))
+@@ -5659,6 +5681,11 @@ static int tg3_poll_fw(struct tg3 *tp)
+ 	int i;
+ 	u32 val;
+ 
++	if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) {
++		/* We don't use firmware. */
++		return 0;
++	}
++
+ 	if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5906) {
+ 		/* Wait up to 20ms for init done. */
+ 		for (i = 0; i < 200; i++) {
+@@ -5902,6 +5929,14 @@ static int tg3_chip_reset(struct tg3 *tp)
+ 		tw32(0x5000, 0x400);
+ 	}
+ 
++	if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) {
++		/* BCM4785: In order to avoid repercussions from using potentially
++		 * defective internal ROM, stop the Rx RISC CPU, which is not
++		 * required. */
++		tg3_stop_fw(tp);
++		tg3_halt_cpu(tp, RX_CPU_BASE);
++	}
++
+ 	tw32(GRC_MODE, tp->grc_mode);
+ 
+ 	if (tp->pci_chip_rev_id == CHIPREV_ID_5705_A0) {
+@@ -6176,9 +6211,12 @@ static int tg3_halt_cpu(struct tg3 *tp, u32 offset)
+ 		return -ENODEV;
+ 	}
+ 
+-	/* Clear firmware's nvram arbitration. */
+-	if (tp->tg3_flags & TG3_FLAG_NVRAM)
+-		tw32(NVRAM_SWARB, SWARB_REQ_CLR0);
++	if (!(tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE)) {
++		/* Clear firmware's nvram arbitration. */
++		if (tp->tg3_flags & TG3_FLAG_NVRAM)
++			tw32(NVRAM_SWARB, SWARB_REQ_CLR0);
++	}
++
+ 	return 0;
+ }
+ 
+@@ -6259,6 +6297,11 @@ static int tg3_load_5701_a0_firmware_fix(struct tg3 *tp)
+ 	struct fw_info info;
+ 	int err, i;
+ 
++	if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) {
++		/* We don't use firmware. */
++		return 0;
++	}
++
+ 	info.text_base = TG3_FW_TEXT_ADDR;
+ 	info.text_len = TG3_FW_TEXT_LEN;
+ 	info.text_data = &tg3FwText[0];
+@@ -6817,6 +6860,11 @@ static int tg3_load_tso_firmware(struct tg3 *tp)
+ 	unsigned long cpu_base, cpu_scratch_base, cpu_scratch_size;
+ 	int err, i;
+ 
++	if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) {
++		/* We don't use firmware. */
++		return 0;
++	}
++
+ 	if (tp->tg3_flags2 & TG3_FLG2_HW_TSO)
+ 		return 0;
+ 
+@@ -7776,6 +7824,11 @@ static void tg3_timer(unsigned long __opaque)
+ 
+ 	spin_lock(&tp->lock);
+ 
++	if (tp->tg3_flags3 & TG3_FLG3_FLUSH_POSTED_WRITES) {
++		/* BCM4785: Flush posted writes from GbE to host memory. */
++		tr32(HOSTCC_MODE);
++	}
++
+ 	if (!(tp->tg3_flags & TG3_FLAG_TAGGED_STATUS)) {
+ 		/* All of this garbage is because when using non-tagged
+ 		 * IRQ status the mailbox/status_block protocol the chip
+@@ -9469,6 +9522,11 @@ static int tg3_test_nvram(struct tg3 *tp)
+ 	__le32 *buf;
+ 	int i, j, k, err = 0, size;
+ 
++	if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) {
++		/* We don't have NVRAM. */
++		return 0;
++	}
++
+ 	if (tg3_nvram_read_swab(tp, 0, &magic) != 0)
+ 		return -EIO;
+ 
+@@ -10262,7 +10320,7 @@ static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
+ 			return -EAGAIN;
+ 
+ 		spin_lock_bh(&tp->lock);
+-		err = tg3_readphy(tp, data->reg_num & 0x1f, &mii_regval);
++		err = __tg3_readphy(tp, data->phy_id & 0x1f, data->reg_num & 0x1f, &mii_regval);
+ 		spin_unlock_bh(&tp->lock);
+ 
+ 		data->val_out = mii_regval;
+@@ -10281,7 +10339,7 @@ static int tg3_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
+ 			return -EAGAIN;
+ 
+ 		spin_lock_bh(&tp->lock);
+-		err = tg3_writephy(tp, data->reg_num & 0x1f, data->val_in);
++		err = __tg3_writephy(tp, data->phy_id & 0x1f, data->reg_num & 0x1f, data->val_in);
+ 		spin_unlock_bh(&tp->lock);
+ 
+ 		return err;
+@@ -10759,6 +10817,12 @@ static void __devinit tg3_get_5906_nvram_info(struct tg3 *tp)
+ /* Chips other than 5700/5701 use the NVRAM for fetching info. */
+ static void __devinit tg3_nvram_init(struct tg3 *tp)
+ {
++	if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE) {
++		/* No NVRAM and EEPROM on the SSB Broadcom GigE core. */
++		tp->tg3_flags &= ~(TG3_FLAG_NVRAM | TG3_FLAG_NVRAM_BUFFERED);
++		return;
++	}
++
+ 	tw32_f(GRC_EEPROM_ADDR,
+ 	     (EEPROM_ADDR_FSM_RESET |
+ 	      (EEPROM_DEFAULT_CLOCK_PERIOD <<
+@@ -10900,6 +10964,9 @@ static int tg3_nvram_read(struct tg3 *tp, u32 offset, u32 *val)
+ {
+ 	int ret;
+ 
++	if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE)
++		return -ENODEV;
++
+ 	if (!(tp->tg3_flags & TG3_FLAG_NVRAM))
+ 		return tg3_nvram_read_using_eeprom(tp, offset, val);
+ 
+@@ -11147,6 +11214,9 @@ static int tg3_nvram_write_block(struct tg3 *tp, u32 offset, u32 len, u8 *buf)
+ {
+ 	int ret;
+ 
++	if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE)
++		return -ENODEV;
++
+ 	if (tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) {
+ 		tw32_f(GRC_LOCAL_CTRL, tp->grc_local_ctrl &
+ 		       ~GRC_LCLCTRL_GPIO_OUTPUT1);
+@@ -12205,7 +12275,6 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
+ 		tp->write32 = tg3_write_flush_reg32;
+ 	}
+ 
+-
+ 	if ((tp->tg3_flags & TG3_FLAG_TXD_MBOX_HWBUG) ||
+ 	    (tp->tg3_flags & TG3_FLAG_MBOX_WRITE_REORDER)) {
+ 		tp->write32_tx_mbox = tg3_write32_tx_mbox;
+@@ -12241,6 +12310,11 @@ static int __devinit tg3_get_invariants(struct tg3 *tp)
+ 	      GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701)))
+ 		tp->tg3_flags |= TG3_FLAG_SRAM_USE_CONFIG;
+ 
++	if (tp->tg3_flags3 & TG3_FLG3_FLUSH_POSTED_WRITES) {
++		tp->write32_tx_mbox = tg3_write_flush_reg32;
++		tp->write32_rx_mbox = tg3_write_flush_reg32;
++	}
++
+ 	/* Get eeprom hw config before calling tg3_set_power_state().
+ 	 * In particular, the TG3_FLG2_IS_NIC flag must be
+ 	 * determined before calling tg3_set_power_state() so that
+@@ -12640,6 +12714,10 @@ static int __devinit tg3_get_device_address(struct tg3 *tp)
+ 	}
+ 
+ 	if (!is_valid_ether_addr(&dev->dev_addr[0])) {
++		if (tp->tg3_flags3 & TG3_FLG3_IS_SSB_CORE)
++			ssb_gige_get_macaddr(tp->pdev, &dev->dev_addr[0]);
++	}
++	if (!is_valid_ether_addr(&dev->dev_addr[0])) {
+ #ifdef CONFIG_SPARC
+ 		if (!tg3_get_default_macaddr_sparc(tp))
+ 			return 0;
+@@ -13131,6 +13209,7 @@ static char * __devinit tg3_phy_string(struct tg3 *tp)
+ 	case PHY_ID_BCM5704:	return "5704";
+ 	case PHY_ID_BCM5705:	return "5705";
+ 	case PHY_ID_BCM5750:	return "5750";
++	case PHY_ID_BCM5750_2:	return "5750-2";
+ 	case PHY_ID_BCM5752:	return "5752";
+ 	case PHY_ID_BCM5714:	return "5714";
+ 	case PHY_ID_BCM5780:	return "5780";
+@@ -13317,6 +13396,13 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
+ 		tp->msg_enable = tg3_debug;
+ 	else
+ 		tp->msg_enable = TG3_DEF_MSG_ENABLE;
++	if (pdev_is_ssb_gige_core(pdev)) {
++		tp->tg3_flags3 |= TG3_FLG3_IS_SSB_CORE;
++		if (ssb_gige_must_flush_posted_writes(pdev))
++			tp->tg3_flags3 |= TG3_FLG3_FLUSH_POSTED_WRITES;
++		if (ssb_gige_have_roboswitch(pdev))
++			tp->tg3_flags3 |= TG3_FLG3_ROBOSWITCH;
++	}
+ 
+ 	/* The word/byte swap controls here control register access byte
+ 	 * swapping.  DMA data byte swapping is controlled in the GRC_MODE
+diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
+--- a/drivers/net/tg3.h
++++ b/drivers/net/tg3.h
+@@ -2516,6 +2516,9 @@ struct tg3 {
+ #define TG3_FLG3_RGMII_STD_IBND_DISABLE	0x00000100
+ #define TG3_FLG3_RGMII_EXT_IBND_RX_EN	0x00000200
+ #define TG3_FLG3_RGMII_EXT_IBND_TX_EN	0x00000400
++#define TG3_FLG3_IS_SSB_CORE		0x00000800
++#define TG3_FLG3_FLUSH_POSTED_WRITES	0x00001000
++#define TG3_FLG3_ROBOSWITCH		0x00002000
+ 
+ 	struct timer_list		timer;
+ 	u16				timer_counter;
+@@ -2574,6 +2577,7 @@ struct tg3 {
+ #define PHY_ID_BCM5714			0x60008340
+ #define PHY_ID_BCM5780			0x60008350
+ #define PHY_ID_BCM5755			0xbc050cc0
++#define PHY_ID_BCM5750_2		0xbc050cd0
+ #define PHY_ID_BCM5787			0xbc050ce0
+ #define PHY_ID_BCM5756			0xbc050ed0
+ #define PHY_ID_BCM5784			0xbc050fa0
+@@ -2613,7 +2617,7 @@ struct tg3 {
+ 	 (X) == PHY_ID_BCM5780 || (X) == PHY_ID_BCM5787 || \
+ 	 (X) == PHY_ID_BCM5755 || (X) == PHY_ID_BCM5756 || \
+ 	 (X) == PHY_ID_BCM5906 || (X) == PHY_ID_BCM5761 || \
+-	 (X) == PHY_ID_BCM8002)
++	 (X) == PHY_ID_BCM8002 || (X) == PHY_ID_BCM5750_2)
+ 
+ 	struct tg3_hw_stats		*hw_stats;
+ 	dma_addr_t			stats_mapping;
diff --git a/target/linux/brcm47xx/patches-2.6.28/800-fix_cfe_detection.patch b/target/linux/brcm47xx/patches-2.6.28/800-fix_cfe_detection.patch
new file mode 100644
index 0000000..eb5ec49
--- /dev/null
+++ b/target/linux/brcm47xx/patches-2.6.28/800-fix_cfe_detection.patch
@@ -0,0 +1,108 @@
+diff --git a/arch/mips/bcm47xx/prom.c b/arch/mips/bcm47xx/prom.c
+--- a/arch/mips/bcm47xx/prom.c
++++ b/arch/mips/bcm47xx/prom.c
+@@ -32,6 +32,7 @@
+ #include <asm/fw/cfe/cfe_error.h>
+ 
+ static int cfe_cons_handle;
++static void (* __prom_putchar)(char c);
+ 
+ const char *get_system_type(void)
+ {
+@@ -40,65 +41,40 @@ const char *get_system_type(void)
+ 
+ void prom_putchar(char c)
+ {
++	if (__prom_putchar)
++		__prom_putchar(c);
++}
++
++void prom_putchar_cfe(char c)
++{
+ 	while (cfe_write(cfe_cons_handle, &c, 1) == 0)
+ 		;
+ }
+ 
+-static __init void prom_init_cfe(void)
++static __init int prom_init_cfe(void)
+ {
+ 	uint32_t cfe_ept;
+ 	uint32_t cfe_handle;
+ 	uint32_t cfe_eptseal;
+-	int argc = fw_arg0;
+-	char **envp = (char **) fw_arg2;
+-	int *prom_vec = (int *) fw_arg3;
+ 
+-	/*
+-	 * Check if a loader was used; if NOT, the 4 arguments are
+-	 * what CFE gives us (handle, 0, EPT and EPTSEAL)
+-	 */
+-	if (argc < 0) {
+-		cfe_handle = (uint32_t)argc;
+-		cfe_ept = (uint32_t)envp;
+-		cfe_eptseal = (uint32_t)prom_vec;
+-	} else {
+-		if ((int)prom_vec < 0) {
+-			/*
+-			 * Old loader; all it gives us is the handle,
+-			 * so use the "known" entrypoint and assume
+-			 * the seal.
+-			 */
+-			cfe_handle = (uint32_t)prom_vec;
+-			cfe_ept = 0xBFC00500;
+-			cfe_eptseal = CFE_EPTSEAL;
+-		} else {
+-			/*
+-			 * Newer loaders bundle the handle/ept/eptseal
+-			 * Note: prom_vec is in the loader's useg
+-			 * which is still alive in the TLB.
+-			 */
+-			cfe_handle = prom_vec[0];
+-			cfe_ept = prom_vec[2];
+-			cfe_eptseal = prom_vec[3];
+-		}
+-	}
++	cfe_eptseal = (uint32_t) fw_arg3;
++	cfe_handle = (uint32_t) fw_arg0;
++	cfe_ept = (uint32_t) fw_arg2;
+ 
+-	if (cfe_eptseal != CFE_EPTSEAL) {
+-		/* too early for panic to do any good */
+-		printk(KERN_ERR "CFE's entrypoint seal doesn't match.");
+-		while (1) ;
+-	}
++	if (cfe_eptseal != CFE_EPTSEAL)
++		return -1;
+ 
+ 	cfe_init(cfe_handle, cfe_ept);
++	return 0;
+ }
+ 
+-static __init void prom_init_console(void)
++static __init void prom_init_console_cfe(void)
+ {
+ 	/* Initialize CFE console */
+ 	cfe_cons_handle = cfe_getstdhandle(CFE_STDHANDLE_CONSOLE);
+ }
+ 
+-static __init void prom_init_cmdline(void)
++static __init void prom_init_cmdline_cfe(void)
+ {
+ 	char buf[CL_SIZE];
+ 
+@@ -146,9 +122,12 @@ static __init void prom_init_mem(void)
+ 
+ void __init prom_init(void)
+ {
+-	prom_init_cfe();
+-	prom_init_console();
+-	prom_init_cmdline();
++	if (prom_init_cfe() == 0) {
++		prom_init_console_cfe();
++		prom_init_cmdline_cfe();
++		__prom_putchar = prom_putchar_cfe;
++	}
++
+ 	prom_init_mem();
+ }
+