select GENERIC_IRQ_SHOW
select GENERIC_PCI_IOMAP
select GENERIC_SMP_IDLE_THREAD
+ select GENERIC_IDLE_POLL_SETUP
select GENERIC_STRNCPY_FROM_USER
select GENERIC_STRNLEN_USER
select HARDIRQS_SW_RESEND
select HAVE_REGS_AND_STACK_ACCESS_API
select HAVE_SYSCALL_TRACEPOINTS
select HAVE_UID16
- select HAVE_VIRT_TO_BUS
select KTIME_SCALAR
select PERF_USE_VMALLOC
select RTC_LIB
select CLONE_BACKWARDS
select OLD_SIGSUSPEND3
select OLD_SIGACTION
+ select HAVE_CONTEXT_TRACKING
help
The ARM series is a line of low-power-consumption RISC chip designs
licensed by ARM Ltd and targeted at embedded applications and
config SYS_SUPPORTS_APM_EMULATION
bool
-config GENERIC_GPIO
- bool
-
config HAVE_TCM
bool
select GENERIC_ALLOCATOR
This enables support for systems based on Atmel
AT91RM9200 and AT91SAM9* processors.
-config ARCH_BCM2835
- bool "Broadcom BCM2835 family"
- select ARCH_REQUIRE_GPIOLIB
- select ARM_AMBA
- select ARM_ERRATA_411920
- select ARM_TIMER_SP804
- select CLKDEV_LOOKUP
- select CLKSRC_OF
- select COMMON_CLK
- select CPU_V6
- select GENERIC_CLOCKEVENTS
- select MULTI_IRQ_HANDLER
- select PINCTRL
- select PINCTRL_BCM2835
- select SPARSE_IRQ
- select USE_OF
- help
- This enables support for the Broadcom BCM2835 SoC. This SoC is
- use in the Raspberry Pi, and Roku 2 devices.
-
-config ARCH_CNS3XXX
- bool "Cavium Networks CNS3XXX family"
- select ARM_GIC
- select CPU_V6K
- select GENERIC_CLOCKEVENTS
- select MIGHT_HAVE_CACHE_L2X0
- select MIGHT_HAVE_PCI
- select PCI_DOMAINS if PCI
- help
- Support for Cavium Networks CNS3XXX platform.
-
config ARCH_CLPS711X
bool "Cirrus Logic CLPS711x/EP721x/EP731x-based"
select ARCH_REQUIRE_GPIOLIB
bool "Cortina Systems Gemini"
select ARCH_REQUIRE_GPIOLIB
select ARCH_USES_GETTIMEOFFSET
+ select NEED_MACH_GPIO_H
select CPU_FA526
help
Support for the Cortina Systems Gemini family SoCs
-config ARCH_SIRF
- bool "CSR SiRF"
- select ARCH_REQUIRE_GPIOLIB
- select AUTO_ZRELADDR
- select COMMON_CLK
- select GENERIC_CLOCKEVENTS
- select GENERIC_IRQ_CHIP
- select MIGHT_HAVE_CACHE_L2X0
- select NO_IOPORT
- select PINCTRL
- select PINCTRL_SIRF
- select USE_OF
- help
- Support for CSR SiRFprimaII/Marco/Polo platforms
-
config ARCH_EBSA110
bool "EBSA-110"
select ARCH_USES_GETTIMEOFFSET
Support for systems based on the DC21285 companion chip
("FootBridge"), such as the Simtec CATS and the Rebel NetWinder.
-config ARCH_MXS
- bool "Freescale MXS-based"
- select ARCH_REQUIRE_GPIOLIB
- select CLKDEV_LOOKUP
- select CLKSRC_MMIO
- select COMMON_CLK
- select GENERIC_CLOCKEVENTS
- select HAVE_CLK_PREPARE
- select MULTI_IRQ_HANDLER
- select PINCTRL
- select SPARSE_IRQ
- select USE_OF
- help
- Support for Freescale MXS-based family of processors
-
config ARCH_NETX
bool "Hilscher NetX based"
select ARM_VIC
help
This enables support for systems based on the Hilscher NetX Soc
-config ARCH_H720X
- bool "Hynix HMS720x-based"
- select ARCH_USES_GETTIMEOFFSET
- select CPU_ARM720T
- select ISA_DMA_API
- help
- This enables support for systems based on the Hynix HMS720x
-
config ARCH_IOP13XX
bool "IOP13xx-based"
depends on MMU
select GENERIC_CLOCKEVENTS
select MIGHT_HAVE_PCI
select NEED_MACH_IO_H
+ select USB_EHCI_BIG_ENDIAN_MMIO
+ select USB_EHCI_BIG_ENDIAN_DESC
help
Support for Intel's IXP4XX (XScale) family of processors.
config ARCH_DOVE
bool "Marvell Dove"
select ARCH_REQUIRE_GPIOLIB
- select COMMON_CLK_DOVE
select CPU_V7
select GENERIC_CLOCKEVENTS
select MIGHT_HAVE_PCI
select PINCTRL_DOVE
select PLAT_ORION_LEGACY
select USB_ARCH_HAS_EHCI
+ select MVEBU_MBUS
help
Support for the Marvell Dove SoC 88AP510
select PINCTRL
select PINCTRL_KIRKWOOD
select PLAT_ORION_LEGACY
+ select MVEBU_MBUS
help
Support for the following Marvell Kirkwood series SoCs:
88F6180, 88F6192 and 88F6281.
select GENERIC_CLOCKEVENTS
select PCI
select PLAT_ORION_LEGACY
+ select MVEBU_MBUS
help
Support for the following Marvell MV78xx0 series SoCs:
MV781x0, MV782x0.
select GENERIC_CLOCKEVENTS
select PCI
select PLAT_ORION_LEGACY
+ select MVEBU_MBUS
help
Support for the following Marvell Orion 5x series SoCs:
Orion-1 (5181), Orion-VoIP (5181L), Orion-NAS (5182),
help
Support for the NXP LPC32XX family of processors
-config ARCH_TEGRA
- bool "NVIDIA Tegra"
- select ARCH_HAS_CPUFREQ
- select ARCH_REQUIRE_GPIOLIB
- select CLKDEV_LOOKUP
- select CLKSRC_MMIO
- select CLKSRC_OF
- select COMMON_CLK
- select GENERIC_CLOCKEVENTS
- select HAVE_CLK
- select HAVE_SMP
- select MIGHT_HAVE_CACHE_L2X0
- select SPARSE_IRQ
- select USE_OF
- help
- This enables support for NVIDIA Tegra based systems (Tegra APX,
- Tegra 6xx and Tegra 2 series).
-
config ARCH_PXA
bool "PXA2xx/PXA3xx-based"
depends on MMU
bool "Renesas SH-Mobile / R-Mobile"
select CLKDEV_LOOKUP
select GENERIC_CLOCKEVENTS
+ select HAVE_ARM_SCU if SMP
+ select HAVE_ARM_TWD if LOCAL_TIMERS
select HAVE_CLK
select HAVE_MACH_CLKDEV
select HAVE_SMP
select MULTI_IRQ_HANDLER
select NEED_MACH_MEMORY_H
select NO_IOPORT
- select PINCTRL
+ select PINCTRL if ARCH_WANT_OPTIONAL_GPIOLIB
select PM_GENERIC_DOMAINS if PM
select SPARSE_IRQ
help
select NEED_MACH_IO_H
select NEED_MACH_MEMORY_H
select NO_IOPORT
+ select VIRT_TO_BUS
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.
config ARCH_S3C24XX
bool "Samsung S3C24XX SoCs"
select ARCH_HAS_CPUFREQ
- select ARCH_USES_GETTIMEOFFSET
+ select ARCH_REQUIRE_GPIOLIB
select CLKDEV_LOOKUP
+ select CLKSRC_MMIO
+ select GENERIC_CLOCKEVENTS
select HAVE_CLK
select HAVE_S3C2410_I2C if I2C
select HAVE_S3C2410_WATCHDOG if WATCHDOG
select HAVE_S3C_RTC if RTC_CLASS
+ select MULTI_IRQ_HANDLER
select NEED_MACH_GPIO_H
select NEED_MACH_IO_H
help
bool "Samsung S3C64XX"
select ARCH_HAS_CPUFREQ
select ARCH_REQUIRE_GPIOLIB
- select ARCH_USES_GETTIMEOFFSET
select ARM_VIC
select CLKDEV_LOOKUP
+ select CLKSRC_MMIO
select CPU_V6
+ select GENERIC_CLOCKEVENTS
select HAVE_CLK
select HAVE_S3C2410_I2C if I2C
select HAVE_S3C2410_WATCHDOG if WATCHDOG
config ARCH_S5PC100
bool "Samsung S5PC100"
- select ARCH_USES_GETTIMEOFFSET
+ select ARCH_REQUIRE_GPIOLIB
select CLKDEV_LOOKUP
+ select CLKSRC_MMIO
select CPU_V7
+ select GENERIC_CLOCKEVENTS
select HAVE_CLK
select HAVE_S3C2410_I2C if I2C
select HAVE_S3C2410_WATCHDOG if WATCHDOG
select ARCH_HAS_HOLES_MEMORYMODEL
select ARCH_SPARSEMEM_ENABLE
select CLKDEV_LOOKUP
+ select COMMON_CLK
select CPU_V7
select GENERIC_CLOCKEVENTS
select HAVE_CLK
select ISA_DMA
select NEED_MACH_MEMORY_H
select PCI
+ select VIRT_TO_BUS
select ZONE_DMA
help
Support for the StrongARM based Digital DNARD machine, also known
help
Support for ST-Ericsson U300 series mobile platforms.
-config ARCH_U8500
- bool "ST-Ericsson U8500 Series"
- depends on MMU
- select ARCH_HAS_CPUFREQ
- select ARCH_REQUIRE_GPIOLIB
- select ARM_AMBA
- select CLKDEV_LOOKUP
- select CPU_V7
- select GENERIC_CLOCKEVENTS
- select HAVE_SMP
- select MIGHT_HAVE_CACHE_L2X0
- select SPARSE_IRQ
- help
- Support for ST-Ericsson's Ux500 architecture
-
-config ARCH_NOMADIK
- bool "STMicroelectronics Nomadik"
- select ARCH_REQUIRE_GPIOLIB
- select ARM_AMBA
- select ARM_VIC
- select CLKSRC_NOMADIK_MTU
- select COMMON_CLK
- select CPU_ARM926T
- select GENERIC_CLOCKEVENTS
- select MIGHT_HAVE_CACHE_L2X0
- select USE_OF
- select PINCTRL
- select PINCTRL_STN8815
- select SPARSE_IRQ
- help
- Support for the Nomadik platform by ST-Ericsson
-
-config PLAT_SPEAR
- bool "ST SPEAr"
- select ARCH_HAS_CPUFREQ
- select ARCH_REQUIRE_GPIOLIB
- select ARM_AMBA
- select CLKDEV_LOOKUP
- select CLKSRC_MMIO
- select COMMON_CLK
- select GENERIC_CLOCKEVENTS
- select HAVE_CLK
- help
- Support for ST's SPEAr platform (SPEAr3xx, SPEAr6xx and SPEAr13xx).
-
config ARCH_DAVINCI
bool "TI DaVinci"
select ARCH_HAS_HOLES_MEMORYMODEL
bool
config ARCH_MULTI_V6
- bool "ARMv6 based platforms (ARM11, Scorpion, ...)"
+ bool "ARMv6 based platforms (ARM11)"
select ARCH_MULTI_V6_V7
select CPU_V6
config ARCH_MULTI_V7
- bool "ARMv7 based platforms (Cortex-A, PJ4, Krait)"
+ bool "ARMv7 based platforms (Cortex-A, PJ4, Scorpion, Krait)"
default y
select ARCH_MULTI_V6_V7
- select ARCH_VEXPRESS
select CPU_V7
config ARCH_MULTI_V6_V7
source "arch/arm/mach-bcm/Kconfig"
+source "arch/arm/mach-bcm2835/Kconfig"
+
source "arch/arm/mach-clps711x/Kconfig"
source "arch/arm/mach-cns3xxx/Kconfig"
source "arch/arm/mach-gemini/Kconfig"
-source "arch/arm/mach-h720x/Kconfig"
-
source "arch/arm/mach-highbank/Kconfig"
source "arch/arm/mach-integrator/Kconfig"
source "arch/arm/mach-socfpga/Kconfig"
-source "arch/arm/plat-spear/Kconfig"
+source "arch/arm/mach-spear/Kconfig"
source "arch/arm/mach-s3c24xx/Kconfig"
config ARM_TIMER_SP804
bool
select CLKSRC_MMIO
- select HAVE_SCHED_CLOCK
+ select CLKSRC_OF if OF
source arch/arm/mm/Kconfig
default 8
config IWMMXT
- bool "Enable iWMMXt support"
+ bool "Enable iWMMXt support" if !CPU_PJ4
depends on CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK || CPU_PJ4
- default y if PXA27x || PXA3xx || ARCH_MMP
+ default y if PXA27x || PXA3xx || ARCH_MMP || CPU_PJ4
help
Enable support for iWMMXt context switching at run time if
running on a CPU that supports it.
to deadlock. This workaround puts DSB before executing ISB if
an abort may occur on cache maintenance.
+config ARM_ERRATA_798181
+ bool "ARM errata: TLBI/DSB failure on Cortex-A15"
+ depends on CPU_V7 && SMP
+ help
+ On Cortex-A15 (r0p0..r3p2) the TLBI*IS/DSB operations are not
+ adequately shooting down all use of the old entries. This
+ option enables the Linux kernel workaround for this erratum
+ which sends an IPI to the CPUs that are running the same ASID
+ as the one being invalidated.
+
endmenu
source "arch/arm/common/Kconfig"
bool
select ISA_DMA_API
-config ARCH_NO_VIRT_TO_BUS
- def_bool y
- depends on !ARCH_RPC && !ARCH_NETWINDER && !ARCH_SHARK
-
# Select ISA DMA interface
config ISA_DMA_API
bool
depends on GENERIC_CLOCKEVENTS
depends on HAVE_SMP
depends on MMU
- select HAVE_ARM_SCU if !ARCH_MSM_SCORPIONMP
select USE_GENERIC_SMP_HELPERS
help
This enables support for systems with more than one CPU. If you have
help
This options enables support for the ARM timer and watchdog unit
+config MCPM
+ bool "Multi-Cluster Power Management"
+ depends on CPU_V7 && SMP
+ help
+ This option provides the common power management infrastructure
+ for (multi-)cluster based systems, such as big.LITTLE based
+ systems.
+
choice
prompt "Memory split"
default VMSPLIT_3G
bool "Use local timer interrupts"
depends on SMP
default y
- select HAVE_ARM_TWD if (!ARCH_MSM_SCORPIONMP && !EXYNOS4_MCT)
help
Enable support for local timers on SMP platforms, rather then the
legacy IPI broadcast method. Local timers allows the system
accounting to be spread across the timer interval, preventing a
"thundering herd" at every timer tick.
+# The GPIO number here must be sorted by descending number. In case of
+# a multiplatform kernel, we just want the highest value required by the
+# selected platforms.
config ARCH_NR_GPIO
int
default 1024 if ARCH_SHMOBILE || ARCH_TEGRA
- default 355 if ARCH_U8500
- default 264 if MACH_H4700
default 512 if SOC_OMAP5
- default 288 if ARCH_VT8500 || ARCH_SUNXI
+ default 392 if ARCH_U8500
+ default 352 if ARCH_VT8500
+ default 288 if ARCH_SUNXI
+ default 264 if MACH_H4700
default 0
help
Maximum number of GPIOs in the system.
def_bool HIGH_RES_TIMERS
config THUMB2_KERNEL
- bool "Compile the kernel in Thumb-2 mode"
+ bool "Compile the kernel in Thumb-2 mode" if !CPU_THUMBONLY
depends on CPU_V7 && !CPU_V6 && !CPU_V6K
+ default y if CPU_THUMBONLY
select AEABI
select ARM_ASM_UNIFIED
select ARM_UNWIND
config XEN
bool "Xen guest support on ARM (EXPERIMENTAL)"
- depends on ARM && OF
+ depends on ARM && AEABI && OF
depends on CPU_V7 && !CPU_V6
+ depends on !GENERIC_ATOMIC64
+ select ARM_PSCI
help
Say Y if you want to run Linux in a Virtual Machine on Xen on ARM.
menu "CPU Power Management"
if ARCH_HAS_CPUFREQ
-
source "drivers/cpufreq/Kconfig"
-config CPU_FREQ_IMX
- tristate "CPUfreq driver for i.MX CPUs"
- depends on ARCH_MXC && CPU_FREQ
- select CPU_FREQ_TABLE
- help
- This enables the CPUfreq driver for i.MX CPUs.
-
-config CPU_FREQ_SA1100
- bool
-
-config CPU_FREQ_SA1110
- bool
-
-config CPU_FREQ_INTEGRATOR
- tristate "CPUfreq driver for ARM Integrator CPUs"
- depends on ARCH_INTEGRATOR && CPU_FREQ
- default y
- help
- This enables the CPUfreq driver for ARM Integrator CPUs.
-
- For details, take a look at <file:Documentation/cpu-freq>.
-
- If in doubt, say Y.
-
-config CPU_FREQ_PXA
- bool
- depends on CPU_FREQ && ARCH_PXA && PXA25x
- default y
- select CPU_FREQ_DEFAULT_GOV_USERSPACE
- select CPU_FREQ_TABLE
-
config CPU_FREQ_S3C
bool
help
CONFIG_SENSORS_LIS3LV02D=m
CONFIG_SENSORS_TSL2550=m
CONFIG_SENSORS_LIS3_I2C=m
+CONFIG_BMP085_I2C=m
CONFIG_SCSI=y
CONFIG_BLK_DEV_SD=y
CONFIG_SCSI_MULTI_LUN=y
CONFIG_INPUT_TWL4030_PWRBUTTON=y
CONFIG_VT_HW_CONSOLE_BINDING=y
# CONFIG_LEGACY_PTYS is not set
+CONFIG_SERIAL_8250=y
+CONFIG_SERIAL_8250_CONSOLE=y
CONFIG_SERIAL_8250_NR_UARTS=32
CONFIG_SERIAL_8250_EXTENDED=y
CONFIG_SERIAL_8250_MANY_PORTS=y
CONFIG_SERIAL_8250_RSA=y
CONFIG_SERIAL_AMBA_PL011=y
CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
+ CONFIG_SERIAL_OMAP=y
+ CONFIG_SERIAL_OMAP_CONSOLE=y
CONFIG_HW_RANDOM=y
CONFIG_I2C_CHARDEV=y
CONFIG_SPI=y
#include <linux/bootmem.h>
#include <linux/seq_file.h>
#include <linux/screen_info.h>
+ #include <linux/of_platform.h>
#include <linux/init.h>
#include <linux/kexec.h>
#include <linux/of_fdt.h>
#include <asm/virt.h>
#include "atags.h"
-#include "tcm.h"
#if defined(CONFIG_FPE_NWFPE) || defined(CONFIG_FPE_FASTFPE)
static void __init cacheid_init(void)
{
- unsigned int cachetype = read_cpuid_cachetype();
unsigned int arch = cpu_architecture();
if (arch >= CPU_ARCH_ARMv6) {
+ unsigned int cachetype = read_cpuid_cachetype();
if ((cachetype & (7 << 29)) == 4 << 29) {
/* ARMv7 register format */
arch = CPU_ARCH_ARMv7;
printk("%s", buf);
}
+static void __init cpuid_init_hwcaps(void)
+{
+ unsigned int divide_instrs;
+
+ if (cpu_architecture() < CPU_ARCH_ARMv7)
+ return;
+
+ divide_instrs = (read_cpuid_ext(CPUID_EXT_ISAR0) & 0x0f000000) >> 24;
+
+ switch (divide_instrs) {
+ case 2:
+ elf_hwcap |= HWCAP_IDIVA;
+ case 1:
+ elf_hwcap |= HWCAP_IDIVT;
+ }
+}
+
static void __init feat_v6_fixup(void)
{
int id = read_cpuid_id();
*
* cpu_init sets up the per-CPU stacks.
*/
-void cpu_init(void)
+void notrace cpu_init(void)
{
unsigned int cpu = smp_processor_id();
struct stack *stk = &stacks[cpu];
snprintf(elf_platform, ELF_PLATFORM_SIZE, "%s%c",
list->elf_name, ENDIANNESS);
elf_hwcap = list->elf_hwcap;
+
+ cpuid_init_hwcaps();
+
#ifndef CONFIG_ARM_THUMB
- elf_hwcap &= ~HWCAP_THUMB;
+ elf_hwcap &= ~(HWCAP_THUMB | HWCAP_IDIVT);
#endif
feat_v6_fixup();
size -= start & ~PAGE_MASK;
bank->start = PAGE_ALIGN(start);
-#ifndef CONFIG_LPAE
+#ifndef CONFIG_ARM_LPAE
if (bank->start + size < bank->start) {
printk(KERN_CRIT "Truncating memory at 0x%08llx to fit in "
"32-bit physical address space\n", (long long)start);
static int __init customize_machine(void)
{
- /* customizes platform devices, or adds new ones */
+ /*
+ * customizes platform devices, or adds new ones
+ * On DT based machines, we fall back to populating the
+ * machine from the device tree, if no callback is provided,
+ * otherwise we would always need an init_machine callback.
+ */
if (machine_desc->init_machine)
machine_desc->init_machine();
+ #ifdef CONFIG_OF
+ else
+ of_platform_populate(NULL, of_default_bus_match_table,
+ NULL, NULL);
+ #endif
return 0;
}
arch_initcall(customize_machine);
reserve_crashkernel();
- tcm_init();
-
#ifdef CONFIG_MULTI_IRQ_HANDLER
handle_arch_irq = mdesc->handle_irq;
#endif
ENDPROC(v7_secondary_startup)
#endif
- #ifdef CONFIG_PM
+ #ifdef CONFIG_ARM_CPU_SUSPEND
/*
- * The following code is located into the .data section. This is to
- * allow phys_l2x0_saved_regs to be accessed with a relative load
- * as we are running on physical address here.
+ * The following code must assume it is running from physical address
+ * where absolute virtual addresses to the data section have to be
+ * turned into relative ones.
*/
- .data
- .align
#ifdef CONFIG_CACHE_L2X0
.macro pl310_resume
- ldr r2, phys_l2x0_saved_regs
+ adr r0, l2x0_saved_regs_offset
+ ldr r2, [r0]
+ add r2, r2, r0
ldr r0, [r2, #L2X0_R_PHY_BASE] @ get physical base of l2x0
ldr r1, [r2, #L2X0_R_AUX_CTRL] @ get aux_ctrl value
str r1, [r0, #L2X0_AUX_CTRL] @ restore aux_ctrl
str r1, [r0, #L2X0_CTRL] @ re-enable L2
.endm
- .globl phys_l2x0_saved_regs
-phys_l2x0_saved_regs:
- .long 0
+l2x0_saved_regs_offset:
+ .word l2x0_saved_regs - .
+
#else
.macro pl310_resume
.endm
select OMAP_DM_TIMER
select PINCTRL
select PROC_DEVICETREE if PROC_FS
+ select SOC_BUS
select SPARSE_IRQ
select USE_OF
help
select NEON if ARCH_OMAP3 || ARCH_OMAP4 || SOC_OMAP5
select PM_RUNTIME
select REGULATOR
- select SERIAL_OMAP
- select SERIAL_OMAP_CONSOLE
select TWL4030_CORE if ARCH_OMAP3 || ARCH_OMAP4
select TWL4030_POWER if ARCH_OMAP3 || ARCH_OMAP4
select VFP
config ARCH_OMAP2
bool "TI OMAP2"
depends on ARCH_OMAP2PLUS
+ depends on ARCH_MULTI_V6
default y
select CPU_V6
select MULTI_IRQ_HANDLER
config ARCH_OMAP3
bool "TI OMAP3"
depends on ARCH_OMAP2PLUS
+ depends on ARCH_MULTI_V7
default y
select ARCH_HAS_OPP
select ARM_CPU_SUSPEND if PM
bool "TI OMAP4"
default y
depends on ARCH_OMAP2PLUS
+ depends on ARCH_MULTI_V7
select ARCH_HAS_OPP
select ARCH_NEEDS_CPU_IDLE_COUPLED if SMP
select ARM_CPU_SUSPEND if PM
select ARM_GIC
select CACHE_L2X0
select CPU_V7
+ select HAVE_ARM_SCU if SMP
+ select HAVE_ARM_TWD if LOCAL_TIMERS
select HAVE_SMP
select LOCAL_TIMERS if SMP
select OMAP_INTERCONNECT
select PM_RUNTIME if CPU_IDLE
select USB_ARCH_HAS_EHCI if USB_SUPPORT
select COMMON_CLK
+ select ARM_ERRATA_754322
+ select ARM_ERRATA_775420
config SOC_OMAP5
bool "TI OMAP5"
+ depends on ARCH_MULTI_V7
select ARM_CPU_SUSPEND if PM
select ARM_GIC
select CPU_V7
config SOC_AM33XX
bool "AM33XX support"
+ depends on ARCH_MULTI_V7
default y
select ARM_CPU_SUSPEND if PM
select CPU_V7
default y
select OMAP_PACKAGE_CBB
select REGULATOR_FIXED_VOLTAGE if REGULATOR
- select SERIAL_8250
- select SERIAL_8250_CONSOLE
- select SERIAL_CORE_CONSOLE
config MACH_OMAP_ZOOM3
bool "OMAP3630 Zoom3 board"
default y
select OMAP_PACKAGE_CBP
select REGULATOR_FIXED_VOLTAGE if REGULATOR
- select SERIAL_8250
- select SERIAL_8250_CONSOLE
- select SERIAL_CORE_CONSOLE
config MACH_CM_T35
bool "CompuLab CM-T35/CM-T3730 modules"
config OMAP4_ERRATA_I688
bool "OMAP4 errata: Async Bridge Corruption"
- depends on ARCH_OMAP4 && !ARCH_MULTIPLATFORM
+ depends on (ARCH_OMAP4 || SOC_OMAP5) && !ARCH_MULTIPLATFORM
select ARCH_HAS_BARRIERS
help
If a data is stalled inside asynchronous bridge because of back
# SMP support ONLY available for OMAP4
- obj-$(CONFIG_SMP) += omap-smp.o omap-headsmp.o
- obj-$(CONFIG_HOTPLUG_CPU) += omap-hotplug.o
+ smp-$(CONFIG_SMP) += omap-smp.o omap-headsmp.o
+ smp-$(CONFIG_HOTPLUG_CPU) += omap-hotplug.o
omap-4-5-common = omap4-common.o omap-wakeupgen.o \
sleep44xx.o
- obj-$(CONFIG_ARCH_OMAP4) += $(omap-4-5-common)
- obj-$(CONFIG_SOC_OMAP5) += $(omap-4-5-common)
+ obj-$(CONFIG_ARCH_OMAP4) += $(omap-4-5-common) $(smp-y)
+ obj-$(CONFIG_SOC_OMAP5) += $(omap-4-5-common) $(smp-y)
plus_sec := $(call as-instr,.arch_extension sec,+sec)
AFLAGS_omap-headsmp.o :=-Wa,-march=armv7-a$(plus_sec)
obj-$(CONFIG_MACH_OMAP_LDP) += board-ldp.o
obj-$(CONFIG_MACH_OMAP3530_LV_SOM) += board-omap3logic.o
obj-$(CONFIG_MACH_OMAP3_TORPEDO) += board-omap3logic.o
-obj-$(CONFIG_MACH_ENCORE) += board-omap3encore.o
obj-$(CONFIG_MACH_OVERO) += board-overo.o
obj-$(CONFIG_MACH_OMAP3EVM) += board-omap3evm.o
obj-$(CONFIG_MACH_OMAP3_PANDORA) += board-omap3pandora.o
obj-$(CONFIG_MACH_OMAP_4430SDP) += board-4430sdp.o
obj-$(CONFIG_MACH_OMAP4_PANDA) += board-omap4panda.o
-obj-$(CONFIG_MACH_PCM049) += board-omap4pcm049.o
-
obj-$(CONFIG_MACH_OMAP3517EVM) += board-am3517evm.o
obj-$(CONFIG_MACH_CRANEBOARD) += board-am3517crane.o
+config ARCH_SIRF
+ bool "CSR SiRF" if ARCH_MULTI_V7
+ select ARCH_REQUIRE_GPIOLIB
+ select GENERIC_CLOCKEVENTS
+ select GENERIC_IRQ_CHIP
+ select MIGHT_HAVE_CACHE_L2X0
+ select NO_IOPORT
+ select PINCTRL
+ select PINCTRL_SIRF
+ help
+ Support for CSR SiRFprimaII/Marco/Polo platforms
+
if ARCH_SIRF
-menu "CSR SiRF primaII/Marco/Polo Specific Features"
+menu "CSR SiRF atlas6/primaII/Marco/Polo Specific Features"
+
+config ARCH_ATLAS6
+ bool "CSR SiRFSoC ATLAS6 ARM Cortex A9 Platform"
+ default y
+ select CPU_V7
+ select SIRF_IRQ
+ help
+ Support for CSR SiRFSoC ARM Cortex A9 Platform
config ARCH_PRIMA2
bool "CSR SiRFSoC PRIMA2 ARM Cortex A9 Platform"
default y
select ARM_GIC
select CPU_V7
+ select HAVE_ARM_SCU if SMP
select HAVE_SMP
- select SMP_ON_UP
+ select SMP_ON_UP if SMP
help
Support for CSR SiRFSoC ARM Cortex A9 Platform
--- /dev/null
+/*
+ * arch/arm/mach-spear13xx/spear13xx.c
+ *
+ * SPEAr13XX machines common source file
+ *
+ * Copyright (C) 2012 ST Microelectronics
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#define pr_fmt(fmt) "SPEAr13xx: " fmt
+
+#include <linux/amba/pl022.h>
+#include <linux/clk.h>
+#include <linux/clocksource.h>
+#include <linux/err.h>
+#include <linux/of.h>
+#include <asm/hardware/cache-l2x0.h>
+#include <asm/mach/map.h>
+#include <mach/spear.h>
+#include "generic.h"
+
+void __init spear13xx_l2x0_init(void)
+{
+ /*
+ * 512KB (64KB/way), 8-way associativity, parity supported
+ *
+ * FIXME: 9th bit, of Auxillary Controller register must be set
+ * for some spear13xx devices for stable L2 operation.
+ *
+ * Enable Early BRESP, L2 prefetch for Instruction and Data,
+ * write alloc and 'Full line of zero' options
+ *
+ */
++ if (!IS_ENABLED(CONFIG_CACHE_L2X0))
++ return;
+
+ writel_relaxed(0x06, VA_L2CC_BASE + L2X0_PREFETCH_CTRL);
+
+ /*
+ * Program following latencies in order to make
+ * SPEAr1340 work at 600 MHz
+ */
+ writel_relaxed(0x221, VA_L2CC_BASE + L2X0_TAG_LATENCY_CTRL);
+ writel_relaxed(0x441, VA_L2CC_BASE + L2X0_DATA_LATENCY_CTRL);
+ l2x0_init(VA_L2CC_BASE, 0x70A60001, 0xfe00ffff);
+}
+
+/*
+ * Following will create 16MB static virtual/physical mappings
+ * PHYSICAL VIRTUAL
+ * 0xB3000000 0xFE000000
+ * 0xE0000000 0xFD000000
+ * 0xEC000000 0xFC000000
+ * 0xED000000 0xFB000000
+ */
+struct map_desc spear13xx_io_desc[] __initdata = {
+ {
+ .virtual = (unsigned long)VA_PERIP_GRP2_BASE,
+ .pfn = __phys_to_pfn(PERIP_GRP2_BASE),
+ .length = SZ_16M,
+ .type = MT_DEVICE
+ }, {
+ .virtual = (unsigned long)VA_PERIP_GRP1_BASE,
+ .pfn = __phys_to_pfn(PERIP_GRP1_BASE),
+ .length = SZ_16M,
+ .type = MT_DEVICE
+ }, {
+ .virtual = (unsigned long)VA_A9SM_AND_MPMC_BASE,
+ .pfn = __phys_to_pfn(A9SM_AND_MPMC_BASE),
+ .length = SZ_16M,
+ .type = MT_DEVICE
+ }, {
+ .virtual = (unsigned long)VA_L2CC_BASE,
+ .pfn = __phys_to_pfn(L2CC_BASE),
+ .length = SZ_4K,
+ .type = MT_DEVICE
+ },
+};
+
+/* This will create static memory mapping for selected devices */
+void __init spear13xx_map_io(void)
+{
+ iotable_init(spear13xx_io_desc, ARRAY_SIZE(spear13xx_io_desc));
+}
+
+static void __init spear13xx_clk_init(void)
+{
+ if (of_machine_is_compatible("st,spear1310"))
+ spear1310_clk_init(VA_MISC_BASE, VA_SPEAR1310_RAS_BASE);
+ else if (of_machine_is_compatible("st,spear1340"))
+ spear1340_clk_init(VA_MISC_BASE);
+ else
+ pr_err("%s: Unknown machine\n", __func__);
+}
+
+void __init spear13xx_timer_init(void)
+{
+ char pclk_name[] = "osc_24m_clk";
+ struct clk *gpt_clk, *pclk;
+
+ spear13xx_clk_init();
+
+ /* get the system timer clock */
+ gpt_clk = clk_get_sys("gpt0", NULL);
+ if (IS_ERR(gpt_clk)) {
+ pr_err("%s:couldn't get clk for gpt\n", __func__);
+ BUG();
+ }
+
+ /* get the suitable parent clock for timer*/
+ pclk = clk_get(NULL, pclk_name);
+ if (IS_ERR(pclk)) {
+ pr_err("%s:couldn't get %s as parent for gpt\n", __func__,
+ pclk_name);
+ BUG();
+ }
+
+ clk_set_parent(gpt_clk, pclk);
+ clk_put(gpt_clk);
+ clk_put(pclk);
+
+ spear_setup_of_timer();
+ clocksource_of_init();
+}
-if ARCH_TEGRA
+config ARCH_TEGRA
+ bool "NVIDIA Tegra" if ARCH_MULTI_V7
+ select ARCH_HAS_CPUFREQ
+ select ARCH_REQUIRE_GPIOLIB
+ select CLKDEV_LOOKUP
+ select CLKSRC_MMIO
+ select CLKSRC_OF
+ select COMMON_CLK
+ select GENERIC_CLOCKEVENTS
+ select HAVE_ARM_SCU if SMP
+ select HAVE_ARM_TWD if LOCAL_TIMERS
+ select HAVE_CLK
+ select HAVE_SMP
+ select MIGHT_HAVE_CACHE_L2X0
+ select SOC_BUS
+ select SPARSE_IRQ
+ select USE_OF
+ help
+ This enables support for NVIDIA Tegra based systems.
-comment "NVIDIA Tegra options"
+menu "NVIDIA Tegra options"
+ depends on ARCH_TEGRA
config ARCH_TEGRA_2x_SOC
bool "Enable support for Tegra20 family"
select ARCH_NEEDS_CPU_IDLE_COUPLED if SMP
select ARM_ERRATA_720789
- select ARM_ERRATA_742230 if SMP
- select ARM_ERRATA_751472
select ARM_ERRATA_754327 if SMP
select ARM_ERRATA_764369 if SMP
select ARM_GIC
select PL310_ERRATA_727915 if CACHE_L2X0
select PL310_ERRATA_769419 if CACHE_L2X0
select USB_ARCH_HAS_EHCI if USB_SUPPORT
- select USB_ULPI if USB
- select USB_ULPI_VIEWPORT if USB_SUPPORT
+ select USB_ULPI if USB_PHY
+ select USB_ULPI_VIEWPORT if USB_PHY
help
Support for NVIDIA Tegra AP20 and T20 processors, based on the
ARM CortexA9MP CPU and the ARM PL310 L2 cache controller
config ARCH_TEGRA_3x_SOC
bool "Enable support for Tegra30 family"
- select ARM_ERRATA_743622
- select ARM_ERRATA_751472
select ARM_ERRATA_754322
select ARM_ERRATA_764369 if SMP
select ARM_GIC
select PINCTRL_TEGRA30
select PL310_ERRATA_769419 if CACHE_L2X0
select USB_ARCH_HAS_EHCI if USB_SUPPORT
- select USB_ULPI if USB
- select USB_ULPI_VIEWPORT if USB_SUPPORT
+ select USB_ULPI if USB_PHY
+ select USB_ULPI_VIEWPORT if USB_PHY
help
Support for NVIDIA Tegra T30 processor family, based on the
ARM CortexA9MP CPU and the ARM PL310 L2 cache controller
select ARM_ARCH_TIMER
select ARM_GIC
select ARM_L1_CACHE_SHIFT_6
+ select CPU_FREQ_TABLE if CPU_FREQ
select CPU_V7
select PINCTRL
select PINCTRL_TEGRA114
config TEGRA_EMC_SCALING_ENABLE
bool "Enable scaling the memory frequency"
-endif
+endmenu
+config ARCH_U8500
+ bool "ST-Ericsson U8500 Series" if ARCH_MULTI_V7
+ depends on MMU
+ select ARCH_HAS_CPUFREQ
+ select ARCH_REQUIRE_GPIOLIB
+ select ARM_AMBA
+ select CLKDEV_LOOKUP
+ select CPU_V7
+ select GENERIC_CLOCKEVENTS
+ select HAVE_ARM_SCU if SMP
+ select HAVE_ARM_TWD if LOCAL_TIMERS
+ select HAVE_SMP
+ select MIGHT_HAVE_CACHE_L2X0
+ help
+ Support for ST-Ericsson's Ux500 architecture
+
if ARCH_U8500
config UX500_SOC_COMMON
bool
default y
+ select ABX500_CORE
+ select AB8500_CORE
select ARM_ERRATA_754322
select ARM_ERRATA_764369 if SMP
select ARM_GIC
projects / linux.git / commitdiff