[PATCH V4 24/27] clocksource: add C-SKY SMP timer

This timer is used by SMP system and use mfcr/mtcr instruction to access the regs. Changelog: - Support csky mp timer alpha version. - Just use low-counter with 32bit width as clocksource. - Coding convention with upstream feed-back. Signed-off-by: Guo Ren --- drivers/clocksource

[PATCH V4 14/27] csky: User access

Signed-off-by: Guo Ren --- arch/csky/include/asm/uaccess.h | 398 arch/csky/lib/usercopy.c| 271 +++ 2 files changed, 669 insertions(+) create mode 100644 arch/csky/include/asm/uaccess.h create mode 100644 arch/csky/lib

[PATCH V4 14/27] csky: User access

Signed-off-by: Guo Ren --- arch/csky/include/asm/uaccess.h | 398 arch/csky/lib/usercopy.c| 271 +++ 2 files changed, 669 insertions(+) create mode 100644 arch/csky/include/asm/uaccess.h create mode 100644 arch/csky/lib

[PATCH V4 21/27] dt-bindings: interrupt-controller: C-SKY APB intc

Signed-off-by: Guo Ren --- .../interrupt-controller/csky,apb-intc.txt | 45 ++ 1 file changed, 45 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/csky,apb-intc.txt diff --git a/Documentation/devicetree/bindings/interrupt

[PATCH V4 21/27] dt-bindings: interrupt-controller: C-SKY APB intc

Signed-off-by: Guo Ren --- .../interrupt-controller/csky,apb-intc.txt | 45 ++ 1 file changed, 45 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/csky,apb-intc.txt diff --git a/Documentation/devicetree/bindings/interrupt

[PATCH V4 16/27] csky: SMP support

Signed-off-by: Guo Ren --- arch/csky/include/asm/smp.h | 26 + arch/csky/kernel/smp.c | 234 2 files changed, 260 insertions(+) create mode 100644 arch/csky/include/asm/smp.h create mode 100644 arch/csky/kernel/smp.c diff --git a/arch

[PATCH V4 15/27] csky: Debug and Ptrace GDB

Signed-off-by: Guo Ren --- arch/csky/include/asm/bug.h | 26 +++ arch/csky/include/uapi/asm/ptrace.h | 103 arch/csky/kernel/dumpstack.c| 64 arch/csky/kernel/ptrace.c | 317 4 files changed, 510 insertions

[PATCH V4 17/27] csky: Misc headers

Signed-off-by: Guo Ren --- arch/csky/abiv1/inc/abi/reg_ops.h | 26 +++ arch/csky/abiv1/inc/abi/regdef.h | 25 +++ arch/csky/abiv2/inc/abi/reg_ops.h | 17 ++ arch/csky/abiv2/inc/abi/regdef.h | 26 +++ arch/csky/boot/dts/qemu.dts| 77 + arch/csky

[PATCH V4 19/27] dt-bindings: timer: gx6605s SOC timer

Signed-off-by: Guo Ren --- .../bindings/timer/csky,gx6605s-timer.txt | 42 ++ 1 file changed, 42 insertions(+) create mode 100644 Documentation/devicetree/bindings/timer/csky,gx6605s-timer.txt diff --git a/Documentation/devicetree/bindings/timer/csky,gx6605s

[PATCH V4 16/27] csky: SMP support

Signed-off-by: Guo Ren --- arch/csky/include/asm/smp.h | 26 + arch/csky/kernel/smp.c | 234 2 files changed, 260 insertions(+) create mode 100644 arch/csky/include/asm/smp.h create mode 100644 arch/csky/kernel/smp.c diff --git a/arch

[PATCH V4 15/27] csky: Debug and Ptrace GDB

Signed-off-by: Guo Ren --- arch/csky/include/asm/bug.h | 26 +++ arch/csky/include/uapi/asm/ptrace.h | 103 arch/csky/kernel/dumpstack.c| 64 arch/csky/kernel/ptrace.c | 317 4 files changed, 510 insertions

[PATCH V4 17/27] csky: Misc headers

Signed-off-by: Guo Ren --- arch/csky/abiv1/inc/abi/reg_ops.h | 26 +++ arch/csky/abiv1/inc/abi/regdef.h | 25 +++ arch/csky/abiv2/inc/abi/reg_ops.h | 17 ++ arch/csky/abiv2/inc/abi/regdef.h | 26 +++ arch/csky/boot/dts/qemu.dts| 77 + arch/csky

[PATCH V4 19/27] dt-bindings: timer: gx6605s SOC timer

Signed-off-by: Guo Ren --- .../bindings/timer/csky,gx6605s-timer.txt | 42 ++ 1 file changed, 42 insertions(+) create mode 100644 Documentation/devicetree/bindings/timer/csky,gx6605s-timer.txt diff --git a/Documentation/devicetree/bindings/timer/csky,gx6605s

[PATCH V4 13/27] csky: Library functions

Signed-off-by: Guo Ren --- arch/csky/abiv1/bswapdi.c| 18 ++ arch/csky/abiv1/bswapsi.c| 14 ++ arch/csky/abiv1/inc/abi/string.h | 13 ++ arch/csky/abiv1/memcpy.S | 344 +++ arch/csky/abiv1/memset.c | 37 + arch/csky

[PATCH V4 13/27] csky: Library functions

Signed-off-by: Guo Ren --- arch/csky/abiv1/bswapdi.c| 18 ++ arch/csky/abiv1/bswapsi.c| 14 ++ arch/csky/abiv1/inc/abi/string.h | 13 ++ arch/csky/abiv1/memcpy.S | 344 +++ arch/csky/abiv1/memset.c | 37 + arch/csky

[PATCH V4 12/27] csky: ELF and module probe

Signed-off-by: Guo Ren --- arch/csky/include/asm/elf.h | 149 arch/csky/kernel/module.c | 82 2 files changed, 231 insertions(+) create mode 100644 arch/csky/include/asm/elf.h create mode 100644 arch/csky/kernel/module.c

[PATCH V4 11/27] csky: Atomic operations

Signed-off-by: Guo Ren --- arch/csky/include/asm/atomic.h | 215 + arch/csky/include/asm/cmpxchg.h| 70 arch/csky/include/asm/spinlock.h | 286 + arch/csky/include/asm/spinlock_types.h | 35 arch/csky

[PATCH V4 12/27] csky: ELF and module probe

Signed-off-by: Guo Ren --- arch/csky/include/asm/elf.h | 149 arch/csky/kernel/module.c | 82 2 files changed, 231 insertions(+) create mode 100644 arch/csky/include/asm/elf.h create mode 100644 arch/csky/kernel/module.c

[PATCH V4 11/27] csky: Atomic operations

Signed-off-by: Guo Ren --- arch/csky/include/asm/atomic.h | 215 + arch/csky/include/asm/cmpxchg.h| 70 arch/csky/include/asm/spinlock.h | 286 + arch/csky/include/asm/spinlock_types.h | 35 arch/csky

[PATCH V3 09/27] csky: VDSO and rt_sigreturn

Signed-off-by: Guo Ren --- arch/csky/abiv1/inc/abi/vdso.h | 17 + arch/csky/abiv2/inc/abi/vdso.h | 24 arch/csky/include/asm/vdso.h | 12 ++ arch/csky/kernel/vdso.c| 85 ++ 4 files changed, 138 insertions(+) create mode

[PATCH V3 09/27] csky: VDSO and rt_sigreturn

Signed-off-by: Guo Ren --- arch/csky/abiv1/inc/abi/vdso.h | 17 + arch/csky/abiv2/inc/abi/vdso.h | 24 arch/csky/include/asm/vdso.h | 12 ++ arch/csky/kernel/vdso.c| 85 ++ 4 files changed, 138 insertions(+) create mode

[PATCH V3 08/27] csky: Process management and Signal

Signed-off-by: Guo Ren --- arch/csky/abiv2/fpu.c | 281 + arch/csky/abiv2/inc/abi/fpu.h | 66 ++ arch/csky/include/asm/mmu_context.h | 148 ++ arch/csky/include/asm/processor.h | 120 +++ arch/csky/include/asm

[PATCH V3 08/27] csky: Process management and Signal

Signed-off-by: Guo Ren --- arch/csky/abiv2/fpu.c | 281 + arch/csky/abiv2/inc/abi/fpu.h | 66 ++ arch/csky/include/asm/mmu_context.h | 148 ++ arch/csky/include/asm/processor.h | 120 +++ arch/csky/include/asm

[PATCH V3 16/27] csky: SMP support

Signed-off-by: Guo Ren --- arch/csky/include/asm/smp.h | 26 + arch/csky/kernel/smp.c | 234 2 files changed, 260 insertions(+) create mode 100644 arch/csky/include/asm/smp.h create mode 100644 arch/csky/kernel/smp.c diff --git a/arch

[PATCH V3 10/27] csky: IRQ handling

Signed-off-by: Guo Ren --- arch/csky/include/asm/irq.h | 8 +++ arch/csky/include/asm/irqflags.h | 49 arch/csky/kernel/irq.c | 21 + 3 files changed, 78 insertions(+) create mode 100644 arch/csky/include/asm/irq.h

[PATCH V3 16/27] csky: SMP support

Signed-off-by: Guo Ren --- arch/csky/include/asm/smp.h | 26 + arch/csky/kernel/smp.c | 234 2 files changed, 260 insertions(+) create mode 100644 arch/csky/include/asm/smp.h create mode 100644 arch/csky/kernel/smp.c diff --git a/arch

[PATCH V3 10/27] csky: IRQ handling

Signed-off-by: Guo Ren --- arch/csky/include/asm/irq.h | 8 +++ arch/csky/include/asm/irqflags.h | 49 arch/csky/kernel/irq.c | 21 + 3 files changed, 78 insertions(+) create mode 100644 arch/csky/include/asm/irq.h

[PATCH V3 15/27] csky: Debug and Ptrace GDB

Signed-off-by: Guo Ren --- arch/csky/include/asm/bug.h | 26 +++ arch/csky/include/uapi/asm/ptrace.h | 103 arch/csky/kernel/dumpstack.c| 64 arch/csky/kernel/ptrace.c | 317 4 files changed, 510 insertions

[PATCH V3 15/27] csky: Debug and Ptrace GDB

Signed-off-by: Guo Ren --- arch/csky/include/asm/bug.h | 26 +++ arch/csky/include/uapi/asm/ptrace.h | 103 arch/csky/kernel/dumpstack.c| 64 arch/csky/kernel/ptrace.c | 317 4 files changed, 510 insertions

[PATCH V3 05/27] csky: System Call

Signed-off-by: Guo Ren --- arch/csky/include/asm/syscall.h | 69 + arch/csky/include/asm/syscalls.h| 14 arch/csky/include/uapi/asm/unistd.h | 10 ++ arch/csky/kernel/syscall.c | 42 ++ arch/csky/kernel

[PATCH V3 05/27] csky: System Call

Signed-off-by: Guo Ren --- arch/csky/include/asm/syscall.h | 69 + arch/csky/include/asm/syscalls.h| 14 arch/csky/include/uapi/asm/unistd.h | 10 ++ arch/csky/kernel/syscall.c | 42 ++ arch/csky/kernel

[PATCH V3 12/27] csky: ELF and module probe

Signed-off-by: Guo Ren --- arch/csky/include/asm/elf.h | 149 arch/csky/kernel/module.c | 82 2 files changed, 231 insertions(+) create mode 100644 arch/csky/include/asm/elf.h create mode 100644 arch/csky/kernel/module.c

[PATCH V3 12/27] csky: ELF and module probe

Signed-off-by: Guo Ren --- arch/csky/include/asm/elf.h | 149 arch/csky/kernel/module.c | 82 2 files changed, 231 insertions(+) create mode 100644 arch/csky/include/asm/elf.h create mode 100644 arch/csky/kernel/module.c

[PATCH V3 14/27] csky: User access

Signed-off-by: Guo Ren --- arch/csky/include/asm/uaccess.h | 398 arch/csky/lib/usercopy.c| 271 +++ 2 files changed, 669 insertions(+) create mode 100644 arch/csky/include/asm/uaccess.h create mode 100644 arch/csky/lib

[PATCH V3 14/27] csky: User access

Signed-off-by: Guo Ren --- arch/csky/include/asm/uaccess.h | 398 arch/csky/lib/usercopy.c| 271 +++ 2 files changed, 669 insertions(+) create mode 100644 arch/csky/include/asm/uaccess.h create mode 100644 arch/csky/lib

[PATCH V3 19/27] dt-bindings: timer: gx6605s SOC timer

Signed-off-by: Guo Ren --- .../bindings/timer/csky,gx6605s-timer.txt | 42 ++ 1 file changed, 42 insertions(+) create mode 100644 Documentation/devicetree/bindings/timer/csky,gx6605s-timer.txt diff --git a/Documentation/devicetree/bindings/timer/csky,gx6605s

[PATCH V3 19/27] dt-bindings: timer: gx6605s SOC timer

Signed-off-by: Guo Ren --- .../bindings/timer/csky,gx6605s-timer.txt | 42 ++ 1 file changed, 42 insertions(+) create mode 100644 Documentation/devicetree/bindings/timer/csky,gx6605s-timer.txt diff --git a/Documentation/devicetree/bindings/timer/csky,gx6605s

[PATCH V3 01/27] csky: Build infrastructure

Signed-off-by: Guo Ren --- arch/csky/Kconfig | 231 + arch/csky/Kconfig.debug| 14 ++ arch/csky/Makefile | 93 + arch/csky/abiv1/Makefile | 8 ++ arch/csky/abiv2/Makefile

[PATCH V3 07/27] csky: MMU and page table management

: 0xf020 – 0xff00 (238 MB) Lowmem : 0x8000 – 0xc000 (1GB) Lowmem is directly mapped by msa0 & msa1 reg, and we needn't setup page-table for it. Signed-off-by: Guo Ren --- arch/csky/abiv1/inc/abi/ckmmu.h| 74 arch/csky/abiv1/inc/abi/pa

[PATCH V3 23/27] clocksource: add gx6605s SOC system timer

Changelog: - Add License and Copyright - Use timer-of framework - Change name with upstream feedback - Use clksource_mmio framework Signed-off-by: Guo Ren --- drivers/clocksource/timer-gx6605s.c | 150 1 file changed, 150 insertions(+) create mode

[PATCH V3 22/27] dt-bindings: interrupt-controller: C-SKY SMP intc

Signed-off-by: Guo Ren --- .../bindings/interrupt-controller/csky,mpintc.txt | 40 ++ 1 file changed, 40 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/csky,mpintc.txt diff --git a/Documentation/devicetree/bindings/interrupt

[PATCH V3 20/27] dt-bindings: timer: C-SKY Multi-processor timer

Signed-off-by: Guo Ren --- .../devicetree/bindings/timer/csky,mptimer.txt | 46 ++ 1 file changed, 46 insertions(+) create mode 100644 Documentation/devicetree/bindings/timer/csky,mptimer.txt diff --git a/Documentation/devicetree/bindings/timer/csky,mptimer.txt b

[PATCH V3 01/27] csky: Build infrastructure

Signed-off-by: Guo Ren --- arch/csky/Kconfig | 231 + arch/csky/Kconfig.debug| 14 ++ arch/csky/Makefile | 93 + arch/csky/abiv1/Makefile | 8 ++ arch/csky/abiv2/Makefile

[PATCH V3 07/27] csky: MMU and page table management

: 0xf020 – 0xff00 (238 MB) Lowmem : 0x8000 – 0xc000 (1GB) Lowmem is directly mapped by msa0 & msa1 reg, and we needn't setup page-table for it. Signed-off-by: Guo Ren --- arch/csky/abiv1/inc/abi/ckmmu.h| 74 arch/csky/abiv1/inc/abi/pa

[PATCH V3 23/27] clocksource: add gx6605s SOC system timer

Changelog: - Add License and Copyright - Use timer-of framework - Change name with upstream feedback - Use clksource_mmio framework Signed-off-by: Guo Ren --- drivers/clocksource/timer-gx6605s.c | 150 1 file changed, 150 insertions(+) create mode

[PATCH V3 22/27] dt-bindings: interrupt-controller: C-SKY SMP intc

Signed-off-by: Guo Ren --- .../bindings/interrupt-controller/csky,mpintc.txt | 40 ++ 1 file changed, 40 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/csky,mpintc.txt diff --git a/Documentation/devicetree/bindings/interrupt

[PATCH V3 20/27] dt-bindings: timer: C-SKY Multi-processor timer

Signed-off-by: Guo Ren --- .../devicetree/bindings/timer/csky,mptimer.txt | 46 ++ 1 file changed, 46 insertions(+) create mode 100644 Documentation/devicetree/bindings/timer/csky,mptimer.txt diff --git a/Documentation/devicetree/bindings/timer/csky,mptimer.txt b

[PATCH V3 04/27] csky: Exception handling

Signed-off-by: Guo Ren --- arch/csky/abiv1/alignment.c | 331 + arch/csky/abiv1/inc/abi/entry.h | 159 arch/csky/abiv2/inc/abi/entry.h | 157 arch/csky/include/asm/traps.h | 39 arch/csky/include/asm/unistd.h | 3

[PATCH V3 06/27] csky: Cache and TLB routines

Signed-off-by: Guo Ren --- arch/csky/abiv1/cacheflush.c | 50 arch/csky/abiv1/inc/abi/cacheflush.h | 41 +++ arch/csky/abiv1/inc/abi/tlb.h | 11 ++ arch/csky/abiv2/cacheflush.c | 54 + arch/csky/abiv2/inc/abi/cacheflush.h | 38 ++ arch

[PATCH V3 04/27] csky: Exception handling

Signed-off-by: Guo Ren --- arch/csky/abiv1/alignment.c | 331 + arch/csky/abiv1/inc/abi/entry.h | 159 arch/csky/abiv2/inc/abi/entry.h | 157 arch/csky/include/asm/traps.h | 39 arch/csky/include/asm/unistd.h | 3

[PATCH V3 06/27] csky: Cache and TLB routines

Signed-off-by: Guo Ren --- arch/csky/abiv1/cacheflush.c | 50 arch/csky/abiv1/inc/abi/cacheflush.h | 41 +++ arch/csky/abiv1/inc/abi/tlb.h | 11 ++ arch/csky/abiv2/cacheflush.c | 54 + arch/csky/abiv2/inc/abi/cacheflush.h | 38 ++ arch

[PATCH V3 03/27] csky: Kernel booting

Signed-off-by: Guo Ren --- arch/csky/kernel/head.S| 78 + arch/csky/kernel/setup.c | 150 + arch/csky/kernel/vmlinux.lds.S | 64 ++ 3 files changed, 292 insertions(+) create mode 100644 arch/csky/kernel

[PATCH V3 03/27] csky: Kernel booting

Signed-off-by: Guo Ren --- arch/csky/kernel/head.S| 78 + arch/csky/kernel/setup.c | 150 + arch/csky/kernel/vmlinux.lds.S | 64 ++ 3 files changed, 292 insertions(+) create mode 100644 arch/csky/kernel

[PATCH V3 18/27] dt-bindings: csky CPU Bindings

Signed-off-by: Guo Ren --- Documentation/devicetree/bindings/csky/cpus.txt | 70 + 1 file changed, 70 insertions(+) create mode 100644 Documentation/devicetree/bindings/csky/cpus.txt diff --git a/Documentation/devicetree/bindings/csky/cpus.txt b/Documentation

[PATCH V3 18/27] dt-bindings: csky CPU Bindings

Signed-off-by: Guo Ren --- Documentation/devicetree/bindings/csky/cpus.txt | 70 + 1 file changed, 70 insertions(+) create mode 100644 Documentation/devicetree/bindings/csky/cpus.txt diff --git a/Documentation/devicetree/bindings/csky/cpus.txt b/Documentation

[PATCH V4 00/27] C-SKY(csky) Linux Kernel Port

cleanup unistd.h f1454fe csky: cleanup unistd.h 5d2985f csky: cleanup Kconfig and Makefile. 423d97e csky: cancel subdirectories cae2af4 csky: use asm-generic/fcntl.h Guo Ren (27): csky: Build infrastructure csky: defconfig csky: Kernel booting csky: Exception handling csky: System Call cs

[PATCH V3 02/27] csky: defconfig

Signed-off-by: Guo Ren --- arch/csky/configs/defconfig | 61 + 1 file changed, 61 insertions(+) create mode 100644 arch/csky/configs/defconfig diff --git a/arch/csky/configs/defconfig b/arch/csky/configs/defconfig new file mode 100644 index 000

[PATCH V4 00/27] C-SKY(csky) Linux Kernel Port

cleanup unistd.h f1454fe csky: cleanup unistd.h 5d2985f csky: cleanup Kconfig and Makefile. 423d97e csky: cancel subdirectories cae2af4 csky: use asm-generic/fcntl.h Guo Ren (27): csky: Build infrastructure csky: defconfig csky: Kernel booting csky: Exception handling csky: System Call cs

[PATCH V3 02/27] csky: defconfig

Signed-off-by: Guo Ren --- arch/csky/configs/defconfig | 61 + 1 file changed, 61 insertions(+) create mode 100644 arch/csky/configs/defconfig diff --git a/arch/csky/configs/defconfig b/arch/csky/configs/defconfig new file mode 100644 index 000

[PATCH V3 13/27] csky: Library functions

Signed-off-by: Guo Ren --- arch/csky/abiv1/bswapdi.c| 18 ++ arch/csky/abiv1/bswapsi.c| 14 ++ arch/csky/abiv1/inc/abi/string.h | 13 ++ arch/csky/abiv1/memcpy.S | 344 +++ arch/csky/abiv1/memset.c | 37 + arch/csky

[PATCH V3 13/27] csky: Library functions

Signed-off-by: Guo Ren --- arch/csky/abiv1/bswapdi.c| 18 ++ arch/csky/abiv1/bswapsi.c| 14 ++ arch/csky/abiv1/inc/abi/string.h | 13 ++ arch/csky/abiv1/memcpy.S | 344 +++ arch/csky/abiv1/memset.c | 37 + arch/csky

Re: [PATCH V3 10/26] csky: IRQ handling

On Thu, Sep 06, 2018 at 03:39:01PM +0200, Thomas Gleixner wrote: > On Wed, 5 Sep 2018, Guo Ren wrote: > > > +static void (*handle_arch_irq)(struct pt_regs *regs) = NULL; > > + > > +void __init set_handle_irq(void (*handle_irq)(struct pt_regs *)) > >

Re: [PATCH V3 10/26] csky: IRQ handling

On Thu, Sep 06, 2018 at 03:39:01PM +0200, Thomas Gleixner wrote: > On Wed, 5 Sep 2018, Guo Ren wrote: > > > +static void (*handle_arch_irq)(struct pt_regs *regs) = NULL; > > + > > +void __init set_handle_irq(void (*handle_irq)(struct pt_regs *)) > >

Re: [PATCH V3 06/26] csky: Cache and TLB routines

On Fri, Sep 07, 2018 at 04:13:35PM +0200, Arnd Bergmann wrote: > On Fri, Sep 7, 2018 at 2:55 PM Guo Ren wrote: > > > > On Fri, Sep 07, 2018 at 10:14:38AM +0200, Arnd Bergmann wrote: > > > On Fri, Sep 7, 2018 at 5:04 AM Guo Ren wrote: > > > > On Thu, Se

Re: [PATCH V3 06/26] csky: Cache and TLB routines

On Fri, Sep 07, 2018 at 04:13:35PM +0200, Arnd Bergmann wrote: > On Fri, Sep 7, 2018 at 2:55 PM Guo Ren wrote: > > > > On Fri, Sep 07, 2018 at 10:14:38AM +0200, Arnd Bergmann wrote: > > > On Fri, Sep 7, 2018 at 5:04 AM Guo Ren wrote: > > > > On Thu, Se

Re: [PATCH V3 21/26] dt-bindings: interrupt-controller: C-SKY APB intc

On Fri, Sep 07, 2018 at 10:13:13AM -0500, Rob Herring wrote: > On Thu, Sep 6, 2018 at 8:05 AM Arnd Bergmann wrote: > > > > On Thu, Sep 6, 2018 at 4:13 AM Guo Ren wrote: > > > > > > On Wed, Sep 05, 2018 at 07:43:10PM -0500, Rob Herring wrote: > > > >

Re: [PATCH V3 21/26] dt-bindings: interrupt-controller: C-SKY APB intc

On Fri, Sep 07, 2018 at 10:13:13AM -0500, Rob Herring wrote: > On Thu, Sep 6, 2018 at 8:05 AM Arnd Bergmann wrote: > > > > On Thu, Sep 6, 2018 at 4:13 AM Guo Ren wrote: > > > > > > On Wed, Sep 05, 2018 at 07:43:10PM -0500, Rob Herring wrote: > > > >

Re: [PATCH V3 06/26] csky: Cache and TLB routines

On Fri, Sep 07, 2018 at 10:14:38AM +0200, Arnd Bergmann wrote: > On Fri, Sep 7, 2018 at 5:04 AM Guo Ren wrote: > > > > On Thu, Sep 06, 2018 at 04:31:16PM +0200, Arnd Bergmann wrote: > > > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren wrote: > > > > > > Can

Re: [PATCH V3 06/26] csky: Cache and TLB routines

On Fri, Sep 07, 2018 at 10:14:38AM +0200, Arnd Bergmann wrote: > On Fri, Sep 7, 2018 at 5:04 AM Guo Ren wrote: > > > > On Thu, Sep 06, 2018 at 04:31:16PM +0200, Arnd Bergmann wrote: > > > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren wrote: > > > > > > Can

Re: [PATCH V3 17/26] csky: Misc headers

On Fri, Sep 07, 2018 at 10:01:03AM +0200, Arnd Bergmann wrote: > On Fri, Sep 7, 2018 at 7:17 AM Guo Ren wrote: > > > > On Thu, Sep 06, 2018 at 04:16:30PM +0200, Arnd Bergmann wrote: > > > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren wrote: > > > > > > > di

Re: [PATCH V3 17/26] csky: Misc headers

On Fri, Sep 07, 2018 at 10:01:03AM +0200, Arnd Bergmann wrote: > On Fri, Sep 7, 2018 at 7:17 AM Guo Ren wrote: > > > > On Thu, Sep 06, 2018 at 04:16:30PM +0200, Arnd Bergmann wrote: > > > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren wrote: > > > > > > > di

Re: [PATCH V3 19/26] dt-bindings: timer: gx6605s SOC timer

On Thu, Sep 06, 2018 at 10:02:29AM +0800, Guo Ren wrote: > On Wed, Sep 05, 2018 at 07:47:29PM -0500, Rob Herring wrote: > > On Wed, Sep 5, 2018 at 7:09 AM Guo Ren wrote: > > > > > > Signed-off-by: Guo Ren > > > --- > > > .../bindin

Re: [PATCH V3 19/26] dt-bindings: timer: gx6605s SOC timer

On Thu, Sep 06, 2018 at 10:02:29AM +0800, Guo Ren wrote: > On Wed, Sep 05, 2018 at 07:47:29PM -0500, Rob Herring wrote: > > On Wed, Sep 5, 2018 at 7:09 AM Guo Ren wrote: > > > > > > Signed-off-by: Guo Ren > > > --- > > > .../bindin

Re: [PATCH V3 00/26] C-SKY(csky) Linux Kernel Port

On Thu, Sep 06, 2018 at 07:08:18PM -0700, Guenter Roeck wrote: > Hi, > > On Wed, Sep 05, 2018 at 08:07:39PM +0800, Guo Ren wrote: > > This is the 3th version patchset to add the Linux kernel port for > > C-SKY(csky). > > Thanks to everyone who provided feedb

Re: [PATCH V3 00/26] C-SKY(csky) Linux Kernel Port

On Thu, Sep 06, 2018 at 07:08:18PM -0700, Guenter Roeck wrote: > Hi, > > On Wed, Sep 05, 2018 at 08:07:39PM +0800, Guo Ren wrote: > > This is the 3th version patchset to add the Linux kernel port for > > C-SKY(csky). > > Thanks to everyone who provided feedb

Re: [PATCH V3 22/26] dt-bindings: interrupt-controller: C-SKY SMP intc

er, but in some > cases the SoC integrator put the wrong address in there, so we need to > look up the address in DT anyway. Yes, it's reliable. This interrupt is combined with CPU and not on AXI or APB. Soc just give a hole in the address space and tell the CPU where the address is with 20 wire-signals. Guo Ren

Re: [PATCH V3 22/26] dt-bindings: interrupt-controller: C-SKY SMP intc

er, but in some > cases the SoC integrator put the wrong address in there, so we need to > look up the address in DT anyway. Yes, it's reliable. This interrupt is combined with CPU and not on AXI or APB. Soc just give a hole in the address space and tell the CPU where the address is with 20 wire-signals. Guo Ren

Re: [PATCH V3 21/26] dt-bindings: interrupt-controller: C-SKY APB intc

On Thu, Sep 06, 2018 at 03:05:38PM +0200, Arnd Bergmann wrote: > On Thu, Sep 6, 2018 at 4:13 AM Guo Ren wrote: > > > > On Wed, Sep 05, 2018 at 07:43:10PM -0500, Rob Herring wrote: > > > On Wed, Sep 5, 2018 at 7:10 AM Guo Ren wrote: > > >

Re: [PATCH V3 21/26] dt-bindings: interrupt-controller: C-SKY APB intc

On Thu, Sep 06, 2018 at 03:05:38PM +0200, Arnd Bergmann wrote: > On Thu, Sep 6, 2018 at 4:13 AM Guo Ren wrote: > > > > On Wed, Sep 05, 2018 at 07:43:10PM -0500, Rob Herring wrote: > > > On Wed, Sep 5, 2018 at 7:10 AM Guo Ren wrote: > > >

Re: [PATCH V3 17/26] csky: Misc headers

On Thu, Sep 06, 2018 at 04:16:30PM +0200, Arnd Bergmann wrote: > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren wrote: > > > diff --git a/arch/csky/boot/dts/qemu.dts b/arch/csky/boot/dts/qemu.dts > > new file mode 100644 > > index 000..d36e4cd > > --- /dev/null > &g

Re: [PATCH V3 17/26] csky: Misc headers

On Thu, Sep 06, 2018 at 04:16:30PM +0200, Arnd Bergmann wrote: > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren wrote: > > > diff --git a/arch/csky/boot/dts/qemu.dts b/arch/csky/boot/dts/qemu.dts > > new file mode 100644 > > index 000..d36e4cd > > --- /dev/null > &g

Re: [PATCH V3 13/26] csky: Library functions

On Thu, Sep 06, 2018 at 05:50:02PM +0200, Geert Uytterhoeven wrote: > On Thu, Sep 6, 2018 at 4:25 PM Arnd Bergmann wrote: > > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren wrote: > > > --- /dev/null > > > +++ b/arch/csky/abiv1/memset.c > > > @@ -0,0 +1,38

Re: [PATCH V3 13/26] csky: Library functions

On Thu, Sep 06, 2018 at 05:50:02PM +0200, Geert Uytterhoeven wrote: > On Thu, Sep 6, 2018 at 4:25 PM Arnd Bergmann wrote: > > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren wrote: > > > --- /dev/null > > > +++ b/arch/csky/abiv1/memset.c > > > @@ -0,0 +1,38

Re: [PATCH V3 13/26] csky: Library functions

On Thu, Sep 06, 2018 at 04:24:59PM +0200, Arnd Bergmann wrote: > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren wrote: > > > --- /dev/null > > +++ b/arch/csky/abiv1/memset.c > > @@ -0,0 +1,38 @@ > > +// SPDX-License-Identifier: GPL-2.0 > > +// Copyright (C) 2018

Re: [PATCH V3 13/26] csky: Library functions

On Thu, Sep 06, 2018 at 04:24:59PM +0200, Arnd Bergmann wrote: > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren wrote: > > > --- /dev/null > > +++ b/arch/csky/abiv1/memset.c > > @@ -0,0 +1,38 @@ > > +// SPDX-License-Identifier: GPL-2.0 > > +// Copyright (C) 2018

Re: [PATCH V3 09/26] csky: VDSO and rt_sigreturn

On Thu, Sep 06, 2018 at 04:02:42PM +0200, Arnd Bergmann wrote: > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren wrote: > > > + > > + /* > > +* __NR_rt_sigreturn must be 173 > > +* Because gcc/config/csky/linux-unwind.h use hard

Re: [PATCH V3 09/26] csky: VDSO and rt_sigreturn

On Thu, Sep 06, 2018 at 04:02:42PM +0200, Arnd Bergmann wrote: > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren wrote: > > > + > > + /* > > +* __NR_rt_sigreturn must be 173 > > +* Because gcc/config/csky/linux-unwind.h use hard

Re: [PATCH V3 06/26] csky: Cache and TLB routines

On Thu, Sep 06, 2018 at 04:31:16PM +0200, Arnd Bergmann wrote: > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren wrote: > > > diff --git a/arch/csky/include/asm/io.h b/arch/csky/include/asm/io.h > > new file mode 100644 > > index 000..fcb2142 > > --- /dev/null > &

Re: [PATCH V3 06/26] csky: Cache and TLB routines

On Thu, Sep 06, 2018 at 04:31:16PM +0200, Arnd Bergmann wrote: > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren wrote: > > > diff --git a/arch/csky/include/asm/io.h b/arch/csky/include/asm/io.h > > new file mode 100644 > > index 000..fcb2142 > > --- /dev/null > &

Re: [PATCH V3 05/26] csky: System Call

On Thu, Sep 06, 2018 at 04:10:49PM +0200, Arnd Bergmann wrote: > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren wrote: > > > +SYSCALL_DEFINE6(mmap2, > > + unsigned long, addr, > > + unsigned long, len, > > + unsigned long, prot, > > + unsign

Re: [PATCH V3 05/26] csky: System Call

On Thu, Sep 06, 2018 at 04:10:49PM +0200, Arnd Bergmann wrote: > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren wrote: > > > +SYSCALL_DEFINE6(mmap2, > > + unsigned long, addr, > > + unsigned long, len, > > + unsigned long, prot, > > + unsign

Re: [PATCH V3 02/26] csky: defconfig

On Thu, Sep 06, 2018 at 03:58:51PM +0200, Arnd Bergmann wrote: > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren wrote: > > > > Signed-off-by: Guo Ren > > --- > > arch/csky/configs/defconfig | 76 > > + > > +CONFIG_USEL

Re: [PATCH V3 02/26] csky: defconfig

On Thu, Sep 06, 2018 at 03:58:51PM +0200, Arnd Bergmann wrote: > On Wed, Sep 5, 2018 at 2:08 PM Guo Ren wrote: > > > > Signed-off-by: Guo Ren > > --- > > arch/csky/configs/defconfig | 76 > > + > > +CONFIG_USEL

Re: [PATCH V3 22/26] dt-bindings: interrupt-controller: C-SKY SMP intc

On Wed, Sep 05, 2018 at 07:45:12PM -0500, Rob Herring wrote: > On Wed, Sep 5, 2018 at 7:09 AM Guo Ren wrote: > > > > Signed-off-by: Guo Ren > > --- > > .../bindings/interrupt-controller/csky,mpintc.txt | 40 > > ++ > > 1 file cha

Re: [PATCH V3 22/26] dt-bindings: interrupt-controller: C-SKY SMP intc

On Wed, Sep 05, 2018 at 07:45:12PM -0500, Rob Herring wrote: > On Wed, Sep 5, 2018 at 7:09 AM Guo Ren wrote: > > > > Signed-off-by: Guo Ren > > --- > > .../bindings/interrupt-controller/csky,mpintc.txt | 40 > > ++ > > 1 file cha

Re: [PATCH V3 21/26] dt-bindings: interrupt-controller: C-SKY APB intc

On Wed, Sep 05, 2018 at 07:43:10PM -0500, Rob Herring wrote: > On Wed, Sep 5, 2018 at 7:10 AM Guo Ren wrote: > > > > Signed-off-by: Guo Ren > > --- > > .../interrupt-controller/csky,apb-intc.txt | 45 > > ++ > > 1 file cha

Re: [PATCH V3 21/26] dt-bindings: interrupt-controller: C-SKY APB intc

On Wed, Sep 05, 2018 at 07:43:10PM -0500, Rob Herring wrote: > On Wed, Sep 5, 2018 at 7:10 AM Guo Ren wrote: > > > > Signed-off-by: Guo Ren > > --- > > .../interrupt-controller/csky,apb-intc.txt | 45 > > ++ > > 1 file cha

Re: [PATCH V3 19/26] dt-bindings: timer: gx6605s SOC timer

On Wed, Sep 05, 2018 at 07:47:29PM -0500, Rob Herring wrote: > On Wed, Sep 5, 2018 at 7:09 AM Guo Ren wrote: > > > > Signed-off-by: Guo Ren > > --- > > .../bindings/timer/csky,gx6605s-timer.txt | 46 > > ++ > > 1 file cha

Re: [PATCH V3 19/26] dt-bindings: timer: gx6605s SOC timer

On Wed, Sep 05, 2018 at 07:47:29PM -0500, Rob Herring wrote: > On Wed, Sep 5, 2018 at 7:09 AM Guo Ren wrote: > > > > Signed-off-by: Guo Ren > > --- > > .../bindings/timer/csky,gx6605s-timer.txt | 46 > > ++ > > 1 file cha

Re: [PATCH V3 18/26] dt-bindings: csky CPU Bindings

On Wed, Sep 05, 2018 at 07:37:50PM -0500, Rob Herring wrote: > On Wed, Sep 5, 2018 at 7:08 AM Guo Ren wrote: > > > > Signed-off-by: Guo Ren > > --- > > Documentation/devicetree/bindings/csky/cpus.txt | 70 > > + > > 1 file cha

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