diff options
Diffstat (limited to 'arch/arm')
123 files changed, 3323 insertions, 960 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 68dfdba71d7..0f2899b4159 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -64,6 +64,9 @@ config GENERIC_CALIBRATE_DELAY config GENERIC_BUST_SPINLOCK bool +config ARCH_MAY_HAVE_PC_FDC + bool + config GENERIC_ISA_DMA bool @@ -150,6 +153,7 @@ config ARCH_RPC select ARCH_ACORN select FIQ select TIMER_ACORN + select ARCH_MAY_HAVE_PC_FDC help On the Acorn Risc-PC, Linux can support the internal IDE disk and CD-ROM interface, serial and parallel port, and the floppy drive. diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 67f1453ade0..e625ac66f49 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -178,7 +178,7 @@ endif prepare: maketools include/asm-arm/.arch .PHONY: maketools FORCE -maketools: include/asm-arm/constants.h include/linux/version.h FORCE +maketools: include/linux/version.h FORCE $(Q)$(MAKE) $(build)=arch/arm/tools include/asm-arm/mach-types.h # Convert bzImage to zImage @@ -190,7 +190,7 @@ zImage Image xipImage bootpImage uImage: vmlinux zinstall install: vmlinux $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@ -CLEAN_FILES += include/asm-arm/constants.h* include/asm-arm/mach-types.h \ +CLEAN_FILES += include/asm-arm/mach-types.h \ include/asm-arm/arch include/asm-arm/.arch # We use MRPROPER_FILES and CLEAN_FILES now @@ -201,11 +201,6 @@ archclean: bp:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/bootpImage i zi:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $@ -arch/$(ARCH)/kernel/asm-offsets.s: include/asm include/linux/version.h \ - include/asm-arm/.arch - -include/asm-$(ARCH)/constants.h: arch/$(ARCH)/kernel/asm-offsets.s - $(call filechk,gen-asm-offsets) define archhelp echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)' diff --git a/arch/arm/boot/compressed/head-sharpsl.S b/arch/arm/boot/compressed/head-sharpsl.S index d6bf8a2b090..59ad69640d6 100644 --- a/arch/arm/boot/compressed/head-sharpsl.S +++ b/arch/arm/boot/compressed/head-sharpsl.S @@ -7,7 +7,8 @@ * so we have to figure out the machine for ourselves... * * Support for Poodle, Corgi (SL-C700), Shepherd (SL-C750) - * and Husky (SL-C760). + * Husky (SL-C760), Tosa (SL-C6000), Spitz (SL-C3000), + * Akita (SL-C1000) and Borzoi (SL-C3100). * */ @@ -23,6 +24,22 @@ __SharpSL_start: +/* Check for TC6393 - if found we have a Tosa */ + ldr r7, .TOSAID + mov r1, #0x10000000 @ Base address of TC6393 chip + mov r6, #0x03 + ldrh r3, [r1, #8] @ Load TC6393XB Revison: This is 0x0003 + cmp r6, r3 + beq .SHARPEND @ Success -> tosa + +/* Check for pxa270 - if found, branch */ + mrc p15, 0, r4, c0, c0 @ Get Processor ID + and r4, r4, #0xffffff00 + ldr r3, .PXA270ID + cmp r4, r3 + beq .PXA270 + +/* Check for w100 - if not found we have a Poodle */ ldr r1, .W100ADDR @ Base address of w100 chip + regs offset mov r6, #0x31 @ Load Magic Init value @@ -30,7 +47,7 @@ __SharpSL_start: mov r5, #0x3000 .W100LOOP: subs r5, r5, #1 - bne .W100LOOP + bne .W100LOOP mov r6, #0x30 @ Load 2nd Magic Init value str r6, [r1, #0x280] @ to SCRATCH_UMSK @@ -40,45 +57,52 @@ __SharpSL_start: cmp r6, r3 bne .SHARPEND @ We have no w100 - Poodle - mrc p15, 0, r6, c0, c0 @ Get Processor ID - and r6, r6, #0xffffff00 +/* Check for pxa250 - if found we have a Corgi */ ldr r7, .CORGIID ldr r3, .PXA255ID - cmp r6, r3 + cmp r4, r3 blo .SHARPEND @ We have a PXA250 - Corgi - mov r1, #0x0c000000 @ Base address of NAND chip - ldrb r3, [r1, #24] @ Load FLASHCTL - bic r3, r3, #0x11 @ SET NCE - orr r3, r3, #0x0a @ SET CLR + FLWP - strb r3, [r1, #24] @ Save to FLASHCTL - mov r2, #0x90 @ Command "readid" - strb r2, [r1, #20] @ Save to FLASHIO - bic r3, r3, #2 @ CLR CLE - orr r3, r3, #4 @ SET ALE - strb r3, [r1, #24] @ Save to FLASHCTL - mov r2, #0 @ Address 0x00 - strb r2, [r1, #20] @ Save to FLASHIO - bic r3, r3, #4 @ CLR ALE - strb r3, [r1, #24] @ Save to FLASHCTL -.SHARP1: - ldrb r3, [r1, #24] @ Load FLASHCTL - tst r3, #32 @ Is chip ready? - beq .SHARP1 - ldrb r2, [r1, #20] @ NAND Manufacturer ID - ldrb r3, [r1, #20] @ NAND Chip ID +/* Check for 64MiB flash - if found we have a Shepherd */ + bl get_flash_ids ldr r7, .SHEPHERDID cmp r3, #0x76 @ 64MiB flash beq .SHARPEND @ We have Shepherd + +/* Must be a Husky */ ldr r7, .HUSKYID @ Must be Husky b .SHARPEND +.PXA270: +/* Check for 16MiB flash - if f |