diff options
Diffstat (limited to 'arch/metag')
| -rw-r--r-- | arch/metag/Kconfig | 1 | ||||
| -rw-r--r-- | arch/metag/Kconfig.soc | 2 | ||||
| -rw-r--r-- | arch/metag/boot/dts/tz1090.dtsi | 67 | ||||
| -rw-r--r-- | arch/metag/mm/fault.c | 6 | ||||
| -rw-r--r-- | arch/metag/mm/hugetlbpage.c | 5 | ||||
| -rw-r--r-- | arch/metag/mm/init.c | 5 |
6 files changed, 80 insertions, 6 deletions
diff --git a/arch/metag/Kconfig b/arch/metag/Kconfig index cfd831c29824..36368eb07e13 100644 --- a/arch/metag/Kconfig +++ b/arch/metag/Kconfig @@ -13,7 +13,6 @@ config METAG select HAVE_FTRACE_MCOUNT_RECORD select HAVE_FUNCTION_TRACER select HAVE_FUNCTION_TRACE_MCOUNT_TEST - select HAVE_GENERIC_HARDIRQS select HAVE_KERNEL_BZIP2 select HAVE_KERNEL_GZIP select HAVE_KERNEL_LZO diff --git a/arch/metag/Kconfig.soc b/arch/metag/Kconfig.soc index 2a3c860c7525..973640f46752 100644 --- a/arch/metag/Kconfig.soc +++ b/arch/metag/Kconfig.soc @@ -16,6 +16,8 @@ config META21_FPGA config SOC_TZ1090 bool "Toumaz Xenif TZ1090 SoC (Comet)" + select ARCH_WANT_OPTIONAL_GPIOLIB + select IMGPDC_IRQ select METAG_LNKGET_AROUND_CACHE select METAG_META21 select METAG_SMP_WRITE_REORDERING diff --git a/arch/metag/boot/dts/tz1090.dtsi b/arch/metag/boot/dts/tz1090.dtsi index 853744652b93..24ea7d2e9138 100644 --- a/arch/metag/boot/dts/tz1090.dtsi +++ b/arch/metag/boot/dts/tz1090.dtsi @@ -8,6 +8,8 @@ #include "skeleton.dtsi" +#include <dt-bindings/interrupt-controller/irq.h> + / { compatible = "toumaz,tz1090", "img,meta"; @@ -26,6 +28,22 @@ #size-cells = <1>; ranges; + pdc: pdc@0x02006000 { + interrupt-controller; + #interrupt-cells = <2>; + + reg = <0x02006000 0x1000>; + compatible = "img,pdc-intc"; + + num-perips = <3>; + num-syswakes = <3>; + + interrupts = <18 IRQ_TYPE_LEVEL_HIGH>, /* Syswakes */ + <30 IRQ_TYPE_LEVEL_HIGH>, /* Perip 0 (RTC) */ + <29 IRQ_TYPE_LEVEL_HIGH>, /* Perip 1 (IR) */ + <31 IRQ_TYPE_LEVEL_HIGH>; /* Perip 2 (WDT) */ + }; + pinctrl: pinctrl@02005800 { #gpio-range-cells = <3>; compatible = "img,tz1090-pinctrl"; @@ -37,5 +55,54 @@ compatible = "img,tz1090-pdc-pinctrl"; reg = <0x02006500 0x100>; }; + + gpios: gpios@02005800 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "img,tz1090-gpio"; + reg = <0x02005800 0x90>; + + gpios0: bank@0 { + gpio-controller; + interrupt-controller; + #gpio-cells = <2>; + #interrupt-cells = <2>; + reg = <0>; + interrupts = <13 IRQ_TYPE_LEVEL_HIGH>; + gpio-ranges = <&pinctrl 0 0 30>; + }; + gpios1: bank@1 { + gpio-controller; + interrupt-controller; + #gpio-cells = <2>; + #interrupt-cells = <2>; + reg = <1>; + interrupts = <14 IRQ_TYPE_LEVEL_HIGH>; + gpio-ranges = <&pinctrl 0 30 30>; + }; + gpios2: bank@2 { + gpio-controller; + interrupt-controller; + #gpio-cells = <2>; + #interrupt-cells = <2>; + reg = <2>; + interrupts = <15 IRQ_TYPE_LEVEL_HIGH>; + gpio-ranges = <&pinctrl 0 60 30>; + }; + }; + + pdc_gpios: gpios@02006500 { + gpio-controller; + #gpio-cells = <2>; + + compatible = "img,tz1090-pdc-gpio"; + reg = <0x02006500 0x100>; + + interrupt-parent = <&pdc>; + interrupts = <8 IRQ_TYPE_NONE>, + <9 IRQ_TYPE_NONE>, + <10 IRQ_TYPE_NONE>; + gpio-ranges = <&pdc_pinctrl 0 0 7>; + }; }; }; diff --git a/arch/metag/mm/fault.c b/arch/metag/mm/fault.c index 8fddf46e6c62..332680e5ebf2 100644 --- a/arch/metag/mm/fault.c +++ b/arch/metag/mm/fault.c @@ -53,8 +53,7 @@ int do_page_fault(struct pt_regs *regs, unsigned long address, struct vm_area_struct *vma, *prev_vma; siginfo_t info; int fault; - unsigned int flags = FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE | - (write_access ? FAULT_FLAG_WRITE : 0); + unsigned int flags = FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE; tsk = current; @@ -109,6 +108,8 @@ int do_page_fault(struct pt_regs *regs, unsigned long address, if (in_atomic() || !mm) goto no_context; + if (user_mode(regs)) + flags |= FAULT_FLAG_USER; retry: down_read(&mm->mmap_sem); @@ -121,6 +122,7 @@ good_area: if (write_access) { if (!(vma->vm_flags & VM_WRITE)) goto bad_area; + flags |= FAULT_FLAG_WRITE; } else { if (!(vma->vm_flags & (VM_READ | VM_EXEC | VM_WRITE))) goto bad_area; diff --git a/arch/metag/mm/hugetlbpage.c b/arch/metag/mm/hugetlbpage.c index 3c52fa6d0f8e..042431509b56 100644 --- a/arch/metag/mm/hugetlbpage.c +++ b/arch/metag/mm/hugetlbpage.c @@ -110,6 +110,11 @@ int pud_huge(pud_t pud) return 0; } +int pmd_huge_support(void) +{ + return 1; +} + struct page *follow_huge_pmd(struct mm_struct *mm, unsigned long address, pmd_t *pmd, int write) { diff --git a/arch/metag/mm/init.c b/arch/metag/mm/init.c index 28813f164730..123919534b80 100644 --- a/arch/metag/mm/init.c +++ b/arch/metag/mm/init.c @@ -407,10 +407,9 @@ void free_initrd_mem(unsigned long start, unsigned long end) #endif #ifdef CONFIG_OF_FLATTREE -void __init early_init_dt_setup_initrd_arch(unsigned long start, - unsigned long end) +void __init early_init_dt_setup_initrd_arch(u64 start, u64 end) { - pr_err("%s(%lx, %lx)\n", + pr_err("%s(%llx, %llx)\n", __func__, start, end); } #endif /* CONFIG_OF_FLATTREE */ |