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-rw-r--r--arch/mips/Kconfig117
1 files changed, 99 insertions, 18 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index a326c4cb8cf0..f5016656494f 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -43,6 +43,7 @@ config MIPS
select GENERIC_SMP_IDLE_THREAD
select BUILDTIME_EXTABLE_SORT
select GENERIC_CLOCKEVENTS
+ select GENERIC_SCHED_CLOCK if !CAVIUM_OCTEON_SOC
select GENERIC_CMOS_UPDATE
select HAVE_MOD_ARCH_SPECIFIC
select VIRT_TO_BUS
@@ -55,6 +56,8 @@ config MIPS
select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
select ARCH_BINFMT_ELF_STATE
select SYSCTL_EXCEPTION_TRACE
+ select HAVE_VIRT_CPU_ACCOUNTING_GEN
+ select HAVE_IRQ_TIME_ACCOUNTING
menu "Machine selection"
@@ -131,8 +134,8 @@ config ATH79
help
Support for the Atheros AR71XX/AR724X/AR913X SoCs.
-config BCM3384
- bool "Broadcom BCM3384 based boards"
+config BMIPS_GENERIC
+ bool "Broadcom Generic BMIPS kernel"
select BOOT_RAW
select NO_EXCEPT_FILL
select USE_OF
@@ -140,22 +143,30 @@ config BCM3384
select CSRC_R4K
select SYNC_R4K
select COMMON_CLK
- select DMA_NONCOHERENT
+ select BCM7038_L1_IRQ
+ select BCM7120_L2_IRQ
+ select BRCMSTB_L2_IRQ
select IRQ_CPU
+ select RAW_IRQ_ACCESSORS
+ select DMA_NONCOHERENT
select SYS_SUPPORTS_32BIT_KERNEL
+ select SYS_SUPPORTS_LITTLE_ENDIAN
select SYS_SUPPORTS_BIG_ENDIAN
select SYS_SUPPORTS_HIGHMEM
+ select SYS_HAS_CPU_BMIPS32_3300
+ select SYS_HAS_CPU_BMIPS4350
+ select SYS_HAS_CPU_BMIPS4380
select SYS_HAS_CPU_BMIPS5000
select SWAP_IO_SPACE
- select USB_EHCI_BIG_ENDIAN_DESC
- select USB_EHCI_BIG_ENDIAN_MMIO
- select USB_OHCI_BIG_ENDIAN_DESC
- select USB_OHCI_BIG_ENDIAN_MMIO
+ select USB_EHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
+ select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
+ select USB_OHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
+ select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
help
- Support for BCM3384 based boards. BCM3384/BCM33843 is a cable modem
- chipset with a Linux application processor that is often used to
- provide Samba services, a CUPS print server, and/or advanced routing
- features.
+ Build a generic DT-based kernel image that boots on select
+ BCM33xx cable modem chips, BCM63xx DSL chips, and BCM7xxx set-top
+ box chips. Note that CONFIG_CPU_BIG_ENDIAN/CONFIG_CPU_LITTLE_ENDIAN
+ must be set appropriately for your board.
config BCM47XX
bool "Broadcom BCM47XX based boards"
@@ -352,6 +363,33 @@ config MACH_LOONGSON1
the ICT (Institute of Computing Technology) and the Chinese Academy
of Sciences.
+config MACH_PISTACHIO
+ bool "IMG Pistachio SoC based boards"
+ select ARCH_REQUIRE_GPIOLIB
+ select BOOT_ELF32
+ select BOOT_RAW
+ select CEVT_R4K
+ select CLKSRC_MIPS_GIC
+ select COMMON_CLK
+ select CSRC_R4K
+ select DMA_MAYBE_COHERENT
+ select IRQ_CPU
+ select LIBFDT
+ select MFD_SYSCON
+ select MIPS_CPU_SCACHE
+ select MIPS_GIC
+ select PINCTRL
+ select REGULATOR
+ select SYS_HAS_CPU_MIPS32_R2
+ select SYS_SUPPORTS_32BIT_KERNEL
+ select SYS_SUPPORTS_LITTLE_ENDIAN
+ select SYS_SUPPORTS_MIPS_CPS
+ select SYS_SUPPORTS_MULTITHREADING
+ select SYS_SUPPORTS_ZBOOT
+ select USE_OF
+ help
+ This enables support for the IMG Pistachio SoC platform.
+
config MIPS_MALTA
bool "MIPS Malta board"
select ARCH_MAY_HAVE_PC_FDC
@@ -377,6 +415,7 @@ config MIPS_MALTA
select SYS_HAS_CPU_MIPS32_R1
select SYS_HAS_CPU_MIPS32_R2
select SYS_HAS_CPU_MIPS32_R3_5
+ select SYS_HAS_CPU_MIPS32_R5
select SYS_HAS_CPU_MIPS32_R6
select SYS_HAS_CPU_MIPS64_R1
select SYS_HAS_CPU_MIPS64_R2
@@ -386,6 +425,7 @@ config MIPS_MALTA
select SYS_SUPPORTS_32BIT_KERNEL
select SYS_SUPPORTS_64BIT_KERNEL
select SYS_SUPPORTS_BIG_ENDIAN
+ select SYS_SUPPORTS_HIGHMEM
select SYS_SUPPORTS_LITTLE_ENDIAN
select SYS_SUPPORTS_MICROMIPS
select SYS_SUPPORTS_MIPS_CMP
@@ -779,7 +819,8 @@ config CAVIUM_OCTEON_SOC
select SYS_SUPPORTS_64BIT_KERNEL
select SYS_SUPPORTS_BIG_ENDIAN
select EDAC_SUPPORT
- select SYS_SUPPORTS_HOTPLUG_CPU
+ select SYS_SUPPORTS_LITTLE_ENDIAN
+ select SYS_SUPPORTS_HOTPLUG_CPU if CPU_BIG_ENDIAN
select SYS_HAS_EARLY_PRINTK
select SYS_HAS_CPU_CAVIUM_OCTEON
select SWAP_IO_SPACE
@@ -793,6 +834,7 @@ config CAVIUM_OCTEON_SOC
select SYS_SUPPORTS_SMP
select NR_CPUS_DEFAULT_16
select BUILTIN_DTB
+ select MTD_COMPLEX_MAPPINGS
help
This option supports all of the Octeon reference boards from Cavium
Networks. It builds a kernel that dynamically determines the Octeon
@@ -887,6 +929,7 @@ source "arch/mips/ath25/Kconfig"
source "arch/mips/ath79/Kconfig"
source "arch/mips/bcm47xx/Kconfig"
source "arch/mips/bcm63xx/Kconfig"
+source "arch/mips/bmips/Kconfig"
source "arch/mips/jazz/Kconfig"
source "arch/mips/jz4740/Kconfig"
source "arch/mips/lantiq/Kconfig"
@@ -1202,10 +1245,10 @@ config MIPS_L1_CACHE_SHIFT_7
config MIPS_L1_CACHE_SHIFT
int
- default "4" if MIPS_L1_CACHE_SHIFT_4
- default "5" if MIPS_L1_CACHE_SHIFT_5
- default "6" if MIPS_L1_CACHE_SHIFT_6
default "7" if MIPS_L1_CACHE_SHIFT_7
+ default "6" if MIPS_L1_CACHE_SHIFT_6
+ default "5" if MIPS_L1_CACHE_SHIFT_5
+ default "4" if MIPS_L1_CACHE_SHIFT_4
default "5"
config HAVE_STD_PC_SERIAL_PORT
@@ -1245,6 +1288,7 @@ config CPU_LOONGSON3
select CPU_SUPPORTS_HUGEPAGES
select WEAK_ORDERING
select WEAK_REORDERING_BEYOND_LLSC
+ select ARCH_REQUIRE_GPIOLIB
help
The Loongson 3 processor implements the MIPS64R2 instruction
set with many extensions.
@@ -1572,6 +1616,7 @@ config CPU_XLP
select WEAK_REORDERING_BEYOND_LLSC
select CPU_HAS_PREFETCH
select CPU_MIPSR2
+ select CPU_SUPPORTS_HUGEPAGES
help
Netlogic Microsystems XLP processors.
endchoice
@@ -1596,6 +1641,33 @@ config CPU_MIPS32_3_5_EVA
One of its primary benefits is an increase in the maximum size
of lowmem (up to 3GB). If unsure, say 'N' here.
+config CPU_MIPS32_R5_FEATURES
+ bool "MIPS32 Release 5 Features"
+ depends on SYS_HAS_CPU_MIPS32_R5
+ depends on CPU_MIPS32_R2
+ help
+ Choose this option to build a kernel for release 2 or later of the
+ MIPS32 architecture including features from release 5 such as
+ support for Extended Physical Addressing (XPA).
+
+config CPU_MIPS32_R5_XPA
+ bool "Extended Physical Addressing (XPA)"
+ depends on CPU_MIPS32_R5_FEATURES
+ depends on !EVA
+ depends on !PAGE_SIZE_4KB
+ depends on SYS_SUPPORTS_HIGHMEM
+ select XPA
+ select HIGHMEM
+ select ARCH_PHYS_ADDR_T_64BIT
+ default n
+ help
+ Choose this option if you want to enable the Extended Physical
+ Addressing (XPA) on your MIPS32 core (such as P5600 series). The
+ benefit is to increase physical addressing equal to or greater
+ than 40 bits. Note that this has the side effect of turning on
+ 64-bit addressing which in turn makes the PTEs 64-bit in size.
+ If unsure, say 'N' here.
+
if CPU_LOONGSON2F
config CPU_NOP_WORKAROUNDS
bool
@@ -1699,6 +1771,9 @@ config SYS_HAS_CPU_MIPS32_R2
config SYS_HAS_CPU_MIPS32_R3_5
bool
+config SYS_HAS_CPU_MIPS32_R5
+ bool
+
config SYS_HAS_CPU_MIPS32_R6
bool
@@ -1836,6 +1911,9 @@ config CPU_MIPSR6
config EVA
bool
+config XPA
+ bool
+
config SYS_SUPPORTS_32BIT_KERNEL
bool
config SYS_SUPPORTS_64BIT_KERNEL
@@ -2072,7 +2150,7 @@ config MIPSR2_TO_R6_EMULATOR
help
Choose this option if you want to run non-R6 MIPS userland code.
Even if you say 'Y' here, the emulator will still be disabled by
- default. You can enable it using the 'mipsr2emul' kernel option.
+ default. You can enable it using the 'mipsr2emu' kernel option.
The only reason this is a build-time option is to save ~14K from the
final kernel image.
comment "MIPS R2-to-R6 emulator is only available for UP kernels"
@@ -2142,7 +2220,7 @@ config MIPS_CMP
config MIPS_CPS
bool "MIPS Coherent Processing System support"
- depends on SYS_SUPPORTS_MIPS_CPS
+ depends on SYS_SUPPORTS_MIPS_CPS && !64BIT
select MIPS_CM
select MIPS_CPC
select MIPS_CPS_PM if HOTPLUG_CPU
@@ -2348,7 +2426,7 @@ config NODES_SHIFT
config HW_PERF_EVENTS
bool "Enable hardware performance counter support for perf events"
- depends on PERF_EVENTS && OPROFILE=n && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON || CPU_XLP)
+ depends on PERF_EVENTS && OPROFILE=n && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON || CPU_XLP || CPU_LOONGSON3)
default y
help
Enable hardware performance counter support for perf events. If
@@ -2500,6 +2578,9 @@ config HZ
default 1000 if HZ_1000
default 1024 if HZ_1024
+config SCHED_HRTICK
+ def_bool HIGH_RES_TIMERS
+
source "kernel/Kconfig.preempt"
config KEXEC