[PPC] Remove 85xx from arch/ppc

85xx exists in arch/powerpc as well as cuImage support to boot from
a u-boot that doesn't support device trees.
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

arch/ppc/Kconfig

@@ -104,12 +104,6 @@ config 8xx
 	bool "8xx"
 	select PPC_LIB_RHEAP
 
-config E200
-	bool "e200"
-
-config E500
-	bool "e500"
-
 endchoice
 
 config PPC_FPU
@@ -124,25 +118,14 @@ config PPC_DCR
 	depends on PPC_DCR_NATIVE
 	default y
 
-config BOOKE
-	bool
-	depends on E200 || E500
-	default y
-
-config FSL_BOOKE
-	bool
-	depends on E200 || E500
-	default y
-
 config PTE_64BIT
 	bool
-	depends on 44x || E500
+	depends on 44x
 	default y if 44x
-	default y if E500 && PHYS_64BIT
 
 config PHYS_64BIT
-	bool 'Large physical address support' if E500
-	depends on 44x || E500
+	bool
+	depends on 44x
 	default y if 44x
 	---help---
 	  This option enables kernel support for larger than 32-bit physical
@@ -167,21 +150,6 @@ config ALTIVEC
 
 	  If in doubt, say Y here.
 
-config SPE
-	bool "SPE Support"
-	depends on E200 || E500
-	---help---
-	  This option enables kernel support for the Signal Processing
-	  Extensions (SPE) to the PowerPC processor. The kernel currently
-	  supports saving and restoring SPE registers, and turning on the
-	  'spe enable' bit so user processes can execute SPE instructions.
-
-	  This option is only useful if you have a processor that supports
-	  SPE (e500, otherwise known as 85xx series), but does not have any
-	  effect on a non-spe cpu (it does, however add code to the kernel).
-
-	  If in doubt, say Y here.
-
 config TAU
 	bool "Thermal Management Support"
 	depends on 6xx && !8260
@@ -228,7 +196,7 @@ config TAU_AVERAGE
 
 config MATH_EMULATION
 	bool "Math emulation"
-	depends on 4xx || 8xx || E200 || E500
+	depends on 4xx || 8xx
 	---help---
 	  Some PowerPC chips designed for embedded applications do not have
 	  a floating-point unit and therefore do not implement the
@@ -279,7 +247,6 @@ config PPC601_SYNC_FIX
 	  If in doubt, say Y here.
 
 source arch/ppc/platforms/4xx/Kconfig
-source arch/ppc/platforms/85xx/Kconfig
 
 config PPC_STD_MMU
 	bool
@@ -288,7 +255,7 @@ config PPC_STD_MMU
 
 config NOT_COHERENT_CACHE
 	bool
-	depends on 4xx || 8xx || E200
+	depends on 4xx || 8xx
 	default y
 
 endmenu
@@ -1045,13 +1012,13 @@ config GENERIC_ISA_DMA
 
 config PPC_I8259
 	bool
-	default y if 85xx || PPC_PREP
+	default y if PPC_PREP
 	default n
 
 config PPC_INDIRECT_PCI
 	bool
 	depends on PCI
-	default y if 40x || 44x || 85xx || PPC_PREP
+	default y if 40x || 44x || PPC_PREP
 	default n
 
 config EISA
@@ -1068,8 +1035,8 @@ config MCA
 	bool
 
 config PCI
-	bool "PCI support" if 40x || CPM2 || 85xx || PPC_MPC52xx
-	default y if !40x && !CPM2 && !8xx && !85xx
+	bool "PCI support" if 40x || CPM2 || PPC_MPC52xx
+	default y if !40x && !CPM2 && !8xx
 	default PCI_QSPAN if !4xx && !CPM2 && 8xx
 	help
 	  Find out whether your system includes a PCI bus. PCI is the name of

arch/ppc/Makefile

@@ -36,14 +36,8 @@ LINUXINCLUDE    += -Iarch/$(ARCH)/include
 
 CHECKFLAGS	+= -D__powerpc__
 
-ifndef CONFIG_FSL_BOOKE
-KBUILD_CFLAGS	+= -mstring
-endif
-
 cpu-as-$(CONFIG_4xx)		+= -Wa,-m405
 cpu-as-$(CONFIG_6xx)		+= -Wa,-maltivec
-cpu-as-$(CONFIG_E500)		+= -Wa,-me500
-cpu-as-$(CONFIG_E200)		+= -Wa,-me200
 
 KBUILD_AFLAGS += $(cpu-as-y)
 KBUILD_CFLAGS += $(cpu-as-y)
@@ -55,7 +49,6 @@ head-y				:= arch/ppc/kernel/head.o
 head-$(CONFIG_8xx)		:= arch/ppc/kernel/head_8xx.o
 head-$(CONFIG_4xx)		:= arch/ppc/kernel/head_4xx.o
 head-$(CONFIG_44x)		:= arch/ppc/kernel/head_44x.o
-head-$(CONFIG_FSL_BOOKE)	:= arch/ppc/kernel/head_fsl_booke.o
 
 head-$(CONFIG_PPC_FPU)		+= arch/powerpc/kernel/fpu.o
 
@@ -65,7 +58,6 @@ core-y				+= arch/ppc/kernel/ arch/powerpc/kernel/ \
 				   arch/ppc/syslib/ arch/powerpc/sysdev/ \
 				   arch/powerpc/lib/
 core-$(CONFIG_4xx)		+= arch/ppc/platforms/4xx/
-core-$(CONFIG_85xx)		+= arch/ppc/platforms/85xx/
 core-$(CONFIG_MATH_EMULATION)	+= arch/powerpc/math-emu/
 core-$(CONFIG_XMON)		+= arch/ppc/xmon/
 drivers-$(CONFIG_8xx)		+= arch/ppc/8xx_io/

arch/ppc/kernel/Makefile

@@ -4,7 +4,6 @@
 extra-$(CONFIG_PPC_STD_MMU)	:= head.o
 extra-$(CONFIG_40x)		:= head_4xx.o
 extra-$(CONFIG_44x)		:= head_44x.o
-extra-$(CONFIG_FSL_BOOKE)	:= head_fsl_booke.o
 extra-$(CONFIG_8xx)		:= head_8xx.o
 extra-y				+= vmlinux.lds
 

arch/ppc/kernel/asm-offsets.c

@@ -54,12 +54,6 @@ main(void)
 	DEFINE(THREAD_VSCR, offsetof(struct thread_struct, vscr));
 	DEFINE(THREAD_USED_VR, offsetof(struct thread_struct, used_vr));
 #endif /* CONFIG_ALTIVEC */
-#ifdef CONFIG_SPE
-	DEFINE(THREAD_EVR0, offsetof(struct thread_struct, evr[0]));
-	DEFINE(THREAD_ACC, offsetof(struct thread_struct, acc));
-	DEFINE(THREAD_SPEFSCR, offsetof(struct thread_struct, spefscr));
-	DEFINE(THREAD_USED_SPE, offsetof(struct thread_struct, used_spe));
-#endif /* CONFIG_SPE */
 	/* Interrupt register frame */
 	DEFINE(STACK_FRAME_OVERHEAD, STACK_FRAME_OVERHEAD);
 	DEFINE(INT_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs));

arch/ppc/kernel/entry.S

@@ -519,12 +519,7 @@ BEGIN_FTR_SECTION
 	stw	r12,THREAD+THREAD_VRSAVE(r2)
 END_FTR_SECTION_IFSET(CPU_FTR_ALTIVEC)
 #endif /* CONFIG_ALTIVEC */
-#ifdef CONFIG_SPE
-	oris	r0,r0,MSR_SPE@h	 /* Disable SPE */
-	mfspr	r12,SPRN_SPEFSCR /* save spefscr register value */
-	stw	r12,THREAD+THREAD_SPEFSCR(r2)
-#endif /* CONFIG_SPE */
-	and.	r0,r0,r11	/* FP or altivec or SPE enabled? */
+	and.	r0,r0,r11	/* FP or altivec enabled? */
 	beq+	1f
 	andc	r11,r11,r0
 	MTMSRD(r11)
@@ -557,11 +552,6 @@ BEGIN_FTR_SECTION
 	mtspr	SPRN_VRSAVE,r0		/* if G4, restore VRSAVE reg */
 END_FTR_SECTION_IFSET(CPU_FTR_ALTIVEC)
 #endif /* CONFIG_ALTIVEC */
-#ifdef CONFIG_SPE
-	lwz	r0,THREAD+THREAD_SPEFSCR(r2)
-	mtspr	SPRN_SPEFSCR,r0		/* restore SPEFSCR reg */
-#endif /* CONFIG_SPE */
-
 	lwz	r0,_CCR(r1)
 	mtcrf	0xFF,r0
 	/* r3-r12 are destroyed -- Cort */

arch/ppc/kernel/head_booke.h

@@ -212,60 +212,6 @@
  * save (and later restore) the MSR via SPRN_CSRR1, which will still have
  * the MSR_DE bit set.
  */
-#ifdef CONFIG_E200
-#define DEBUG_EXCEPTION							      \
-	START_EXCEPTION(Debug);						      \
-	DEBUG_EXCEPTION_PROLOG;						      \
-									      \
-	/*								      \
-	 * If there is a single step or branch-taken exception in an	      \
-	 * exception entry sequence, it was probably meant to apply to	      \
-	 * the code where the exception occurred (since exception entry	      \
-	 * doesn't turn off DE automatically).  We simulate the effect	      \
-	 * of turning off DE on entry to an exception handler by turning      \
-	 * off DE in the CSRR1 value and clearing the debug status.	      \
-	 */								      \
-	mfspr	r10,SPRN_DBSR;		/* check single-step/branch taken */  \
-	andis.	r10,r10,DBSR_IC@h;					      \
-	beq+	2f;							      \
-									      \
-	lis	r10,KERNELBASE@h;	/* check if exception in vectors */   \
-	ori	r10,r10,KERNELBASE@l;					      \
-	cmplw	r12,r10;						      \
-	blt+	2f;			/* addr below exception vectors */    \
-									      \
-	lis	r10,Debug@h;						      \
-	ori	r10,r10,Debug@l;					      \
-	cmplw	r12,r10;						      \
-	bgt+	2f;			/* addr above exception vectors */    \
-									      \
-	/* here it looks like we got an inappropriate debug exception. */     \
-1:	rlwinm	r9,r9,0,~MSR_DE;	/* clear DE in the CDRR1 value */     \
-	lis	r10,DBSR_IC@h;		/* clear the IC event */	      \
-	mtspr	SPRN_DBSR,r10;						      \
-	/* restore state and get out */					      \
-	lwz	r10,_CCR(r11);						      \
-	lwz	r0,GPR0(r11);						      \
-	lwz	r1,GPR1(r11);						      \
-	mtcrf	0x80,r10;						      \
-	mtspr	SPRN_DSRR0,r12;						      \
-	mtspr	SPRN_DSRR1,r9;						      \
-	lwz	r9,GPR9(r11);						      \
-	lwz	r12,GPR12(r11);						      \
-	mtspr	DEBUG_SPRG,r8;						      \
-	BOOKE_LOAD_EXC_LEVEL_STACK(DEBUG); /* r8 points to the debug stack */ \
-	lwz	r10,GPR10-INT_FRAME_SIZE(r8);				      \
-	lwz	r11,GPR11-INT_FRAME_SIZE(r8);				      \
-	mfspr	r8,DEBUG_SPRG;						      \
-									      \
-	RFDI;								      \
-	b	.;							      \
-									      \
-	/* continue normal handling for a critical exception... */	      \
-2:	mfspr	r4,SPRN_DBSR;						      \
-	addi	r3,r1,STACK_FRAME_OVERHEAD;				      \
-	EXC_XFER_TEMPLATE(DebugException, 0x2002, (MSR_KERNEL & ~(MSR_ME|MSR_DE|MSR_CE)), NOCOPY, debug_transfer_to_handler, ret_from_debug_exc)
-#else
 #define DEBUG_EXCEPTION							      \
 	START_EXCEPTION(Debug);						      \
 	CRITICAL_EXCEPTION_PROLOG;					      \
@@ -318,7 +264,6 @@
 2:	mfspr	r4,SPRN_DBSR;						      \
 	addi	r3,r1,STACK_FRAME_OVERHEAD;				      \
 	EXC_XFER_TEMPLATE(DebugException, 0x2002, (MSR_KERNEL & ~(MSR_ME|MSR_DE|MSR_CE)), NOCOPY, crit_transfer_to_handler, ret_from_crit_exc)
-#endif
 
 #define INSTRUCTION_STORAGE_EXCEPTION					      \
 	START_EXCEPTION(InstructionStorage)				      \

arch/ppc/kernel/misc.S

@@ -165,24 +165,7 @@ _GLOBAL(_tlbia)
 	ble	1b
 
 	isync
-#elif defined(CONFIG_FSL_BOOKE)
-	/* Invalidate all entries in TLB0 */
-	li	r3, 0x04
-	tlbivax	0,3
-	/* Invalidate all entries in TLB1 */
-	li	r3, 0x0c
-	tlbivax	0,3
-	/* Invalidate all entries in TLB2 */
-	li	r3, 0x14
-	tlbivax	0,3
-	/* Invalidate all entries in TLB3 */
-	li	r3, 0x1c
-	tlbivax	0,3
-	msync
-#ifdef CONFIG_SMP
-	tlbsync
-#endif /* CONFIG_SMP */
-#else /* !(CONFIG_40x || CONFIG_44x || CONFIG_FSL_BOOKE) */
+#else /* !(CONFIG_40x || CONFIG_44x) */
 #if defined(CONFIG_SMP)
 	rlwinm	r8,r1,0,0,18
 	lwz	r8,TI_CPU(r8)
@@ -268,20 +251,7 @@ _GLOBAL(_tlbie)
 	tlbwe	r3, r3, PPC44x_TLB_PAGEID
 	isync
 10:
-#elif defined(CONFIG_FSL_BOOKE)
-	rlwinm	r4, r3, 0, 0, 19
-	ori	r5, r4, 0x08	/* TLBSEL = 1 */
-	ori	r6, r4, 0x10	/* TLBSEL = 2 */
-	ori	r7, r4, 0x18	/* TLBSEL = 3 */
-	tlbivax	0, r4
-	tlbivax	0, r5
-	tlbivax	0, r6
-	tlbivax	0, r7
-	msync
-#if defined(CONFIG_SMP)
-	tlbsync
-#endif /* CONFIG_SMP */
-#else /* !(CONFIG_40x || CONFIG_44x || CONFIG_FSL_BOOKE) */
+#else /* !(CONFIG_40x || CONFIG_44x) */
 #if defined(CONFIG_SMP)
 	rlwinm	r8,r1,0,0,18
 	lwz	r8,TI_CPU(r8)
@@ -338,18 +308,6 @@ _GLOBAL(flush_instruction_cache)
 	lis	r3, KERNELBASE@h
 	iccci	0,r3
 #endif
-#elif CONFIG_FSL_BOOKE
-BEGIN_FTR_SECTION
-	mfspr   r3,SPRN_L1CSR0
-	ori     r3,r3,L1CSR0_CFI|L1CSR0_CLFC
-	/* msync; isync recommended here */
-	mtspr   SPRN_L1CSR0,r3
-	isync
-	blr
-END_FTR_SECTION_IFSET(CPU_FTR_UNIFIED_ID_CACHE)
-	mfspr	r3,SPRN_L1CSR1
-	ori	r3,r3,L1CSR1_ICFI|L1CSR1_ICLFR
-	mtspr	SPRN_L1CSR1,r3
 #else
 	mfspr	r3,SPRN_PVR
 	rlwinm	r3,r3,16,16,31

arch/ppc/kernel/ppc_ksyms.c

@@ -166,12 +166,6 @@ EXPORT_SYMBOL(last_task_used_altivec);
 #endif
 EXPORT_SYMBOL(giveup_altivec);
 #endif /* CONFIG_ALTIVEC */
-#ifdef CONFIG_SPE
-#ifndef CONFIG_SMP
-EXPORT_SYMBOL(last_task_used_spe);
-#endif
-EXPORT_SYMBOL(giveup_spe);
-#endif /* CONFIG_SPE */
 #ifdef CONFIG_SMP
 EXPORT_SYMBOL(smp_call_function);
 EXPORT_SYMBOL(smp_hw_index);
@@ -244,7 +238,7 @@ EXPORT_SYMBOL(debugger_fault_handler);
 EXPORT_SYMBOL(cpm_install_handler);
 EXPORT_SYMBOL(cpm_free_handler);
 #endif /* CONFIG_8xx */
-#if defined(CONFIG_8xx) || defined(CONFIG_40x) || defined(CONFIG_85xx)
+#if defined(CONFIG_8xx) || defined(CONFIG_40x)
 EXPORT_SYMBOL(__res);
 #endif
 

arch/ppc/kernel/setup.c

@@ -38,8 +38,7 @@
 #include <asm/xmon.h>
 #include <asm/ocp.h>
 
-#define USES_PPC_SYS (defined(CONFIG_85xx) || \
-		      defined(CONFIG_MPC10X_BRIDGE) || defined(CONFIG_8260) || \
+#define USES_PPC_SYS (defined(CONFIG_MPC10X_BRIDGE) || defined(CONFIG_8260) || \
 		      defined(CONFIG_PPC_MPC52xx))
 
 #if USES_PPC_SYS

arch/ppc/mm/Makefile

@@ -8,4 +8,3 @@ obj-y				:= fault.o init.o mem_pieces.o \
 obj-$(CONFIG_PPC_STD_MMU)	+= hashtable.o ppc_mmu.o tlb.o
 obj-$(CONFIG_40x)		+= 4xx_mmu.o
 obj-$(CONFIG_44x)		+= 44x_mmu.o
-obj-$(CONFIG_FSL_BOOKE)		+= fsl_booke_mmu.o

arch/ppc/mm/init.c

@@ -241,12 +241,6 @@ void __init MMU_init(void)
 	if (__max_memory && total_memory > __max_memory)
 		total_memory = __max_memory;
 	total_lowmem = total_memory;
-#ifdef CONFIG_FSL_BOOKE
-	/* Freescale Book-E parts expect lowmem to be mapped by fixed TLB
-	 * entries, so we need to adjust lowmem to match the amount we can map
-	 * in the fixed entries */
-	adjust_total_lowmem();
-#endif /* CONFIG_FSL_BOOKE */
 	if (total_lowmem > __max_low_memory) {
 		total_lowmem = __max_low_memory;
 #ifndef CONFIG_HIGHMEM