diff options
Diffstat (limited to 'arch/arm')
100 files changed, 481 insertions, 396 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 5b714695b01..13b739469c5 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -49,7 +49,6 @@ config ARM 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 @@ -556,7 +555,6 @@ config ARCH_IXP4XX config ARCH_DOVE bool "Marvell Dove" select ARCH_REQUIRE_GPIOLIB - select COMMON_CLK_DOVE select CPU_V7 select GENERIC_CLOCKEVENTS select MIGHT_HAVE_PCI @@ -744,6 +742,7 @@ config ARCH_RPC 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. @@ -879,6 +878,7 @@ config ARCH_SHARK 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 @@ -1006,12 +1006,12 @@ config ARCH_MULTI_V4_V5 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 @@ -1462,10 +1462,6 @@ config ISA_DMA 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 @@ -1657,13 +1653,16 @@ config LOCAL_TIMERS 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 355 if ARCH_U8500 default 288 if ARCH_VT8500 || ARCH_SUNXI + default 264 if MACH_H4700 default 0 help Maximum number of GPIOs in the system. @@ -1887,8 +1886,9 @@ config XEN_DOM0 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 help Say Y if you want to run Linux in a Virtual Machine on Xen on ARM. diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index acddddac7ee..9b31f4311ea 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -492,9 +492,10 @@ config DEBUG_IMX_UART_PORT DEBUG_IMX31_UART || \ DEBUG_IMX35_UART || \ DEBUG_IMX51_UART || \ - DEBUG_IMX50_IMX53_UART || \ + DEBUG_IMX53_UART || \ DEBUG_IMX6Q_UART default 1 + depends on ARCH_MXC help Choose UART port on which kernel low-level debug messages should be output. diff --git a/arch/arm/boot/Makefile b/arch/arm/boot/Makefile index 71768b8a1ab..84aa2caf07e 100644 --- a/arch/arm/boot/Makefile +++ b/arch/arm/boot/Makefile @@ -115,4 +115,4 @@ i: $(CONFIG_SHELL) $(srctree)/$(src)/install.sh $(KERNELRELEASE) \ $(obj)/Image System.map "$(INSTALL_PATH)" -subdir- := bootp compressed +subdir- := bootp compressed dts diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile index 5cad8a6dadb..afed28e37ea 100644 --- a/arch/arm/boot/compressed/Makefile +++ b/arch/arm/boot/compressed/Makefile @@ -120,7 +120,7 @@ ORIG_CFLAGS := $(KBUILD_CFLAGS) KBUILD_CFLAGS = $(subst -pg, , $(ORIG_CFLAGS)) endif -ccflags-y := -fpic -fno-builtin -I$(obj) +ccflags-y := -fpic -mno-single-pic-base -fno-builtin -I$(obj) asflags-y := -Wa,-march=all -DZIMAGE # Supply kernel BSS size to the decompressor via a linker symbol. diff --git a/arch/arm/boot/dts/armada-370-rd.dts b/arch/arm/boot/dts/armada-370-rd.dts index f8e4855bc9a..070bba4f258 100644 --- a/arch/arm/boot/dts/armada-370-rd.dts +++ b/arch/arm/boot/dts/armada-370-rd.dts @@ -64,5 +64,13 @@ status = "okay"; /* No CD or WP GPIOs */ }; + + usb@d0050000 { + status = "okay"; + }; + + usb@d0051000 { + status = "okay"; + }; }; }; diff --git a/arch/arm/boot/dts/armada-370-xp.dtsi b/arch/arm/boot/dts/armada-370-xp.dtsi index 6f1acc75e15..5b708208b60 100644 --- a/arch/arm/boot/dts/armada-370-xp.dtsi +++ b/arch/arm/boot/dts/armada-370-xp.dtsi @@ -31,7 +31,6 @@ mpic: interrupt-controller@d0020000 { compatible = "marvell,mpic"; #interrupt-cells = <1>; - #address-cells = <1>; #size-cells = <1>; interrupt-controller; }; @@ -54,7 +53,7 @@ reg = <0xd0012000 0x100>; reg-shift = <2>; interrupts = <41>; - reg-io-width = <4>; + reg-io-width = <1>; status = "disabled"; }; serial@d0012100 { @@ -62,7 +61,7 @@ reg = <0xd0012100 0x100>; reg-shift = <2>; interrupts = <42>; - reg-io-width = <4>; + reg-io-width = <1>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/armada-xp.dtsi b/arch/arm/boot/dts/armada-xp.dtsi index 1443949c165..ca00d8326c8 100644 --- a/arch/arm/boot/dts/armada-xp.dtsi +++ b/arch/arm/boot/dts/armada-xp.dtsi @@ -46,7 +46,7 @@ reg = <0xd0012200 0x100>; reg-shift = <2>; interrupts = <43>; - reg-io-width = <4>; + reg-io-width = <1>; status = "disabled"; }; serial@d0012300 { @@ -54,7 +54,7 @@ reg = <0xd0012300 0x100>; reg-shift = <2>; interrupts = <44>; - reg-io-width = <4>; + reg-io-width = <1>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/at91sam9x5.dtsi b/arch/arm/boot/dts/at91sam9x5.dtsi index aa98e641931..a98c0d50fbb 100644 --- a/arch/arm/boot/dts/at91sam9x5.dtsi +++ b/arch/arm/boot/dts/at91sam9x5.dtsi @@ -238,8 +238,32 @@ nand { pinctrl_nand: nand-0 { atmel,pins = - <3 4 0x0 0x1 /* PD5 gpio RDY pin pull_up */ - 3 5 0x0 0x1>; /* PD4 gpio enable pin pull_up */ + <3 0 0x1 0x0 /* PD0 periph A Read Enable */ + 3 1 0x1 0x0 /* PD1 periph A Write Enable */ + 3 2 0x1 0x0 /* PD2 periph A Address Latch Enable */ + 3 3 0x1 0x0 /* PD3 periph A Command Latch Enable */ + 3 4 0x0 0x1 /* PD4 gpio Chip Enable pin pull_up */ + 3 5 0x0 0x1 /* PD5 gpio RDY/BUSY pin pull_up */ + 3 6 0x1 0x0 /* PD6 periph A Data bit 0 */ + 3 7 0x1 0x0 /* PD7 periph A Data bit 1 */ + 3 8 0x1 0x0 /* PD8 periph A Data bit 2 */ + 3 9 0x1 0x0 /* PD9 periph A Data bit 3 */ + 3 10 0x1 0x0 /* PD10 periph A Data bit 4 */ + 3 11 0x1 0x0 /* PD11 periph A Data bit 5 */ + 3 12 0x1 0x0 /* PD12 periph A Data bit 6 */ + 3 13 0x1 0x0>; /* PD13 periph A Data bit 7 */ + }; + + pinctrl_nand_16bits: nand_16bits-0 { + atmel,pins = + <3 14 0x1 0x0 /* PD14 periph A Data bit 8 */ + 3 15 0x1 0x0 /* PD15 periph A Data bit 9 */ + 3 16 0x1 0x0 /* PD16 periph A Data bit 10 */ + 3 17 0x1 0x0 /* PD17 periph A Data bit 11 */ + 3 18 0x1 0x0 /* PD18 periph A Data bit 12 */ + 3 19 0x1 0x0 /* PD19 periph A Data bit 13 */ + 3 20 0x1 0x0 /* PD20 periph A Data bit 14 */ + 3 21 0x1 0x0>; /* PD21 periph A Data bit 15 */ }; }; diff --git a/arch/arm/boot/dts/bcm2835.dtsi b/arch/arm/boot/dts/bcm2835.dtsi index 4bf2a8774aa..7e0481e2441 100644 --- a/arch/arm/boot/dts/bcm2835.dtsi +++ b/arch/arm/boot/dts/bcm2835.dtsi @@ -105,7 +105,7 @@ compatible = "fixed-clock"; reg = <1>; #clock-cells = <0>; - clock-frequency = <150000000>; + clock-frequency = <250000000>; }; }; }; diff --git a/arch/arm/boot/dts/dbx5x0.dtsi b/arch/arm/boot/dts/dbx5x0.dtsi index 69140ba99f4..9de93096601 100644 --- a/arch/arm/boot/dts/dbx5x0.dtsi +++ b/arch/arm/boot/dts/dbx5x0.dtsi @@ -319,9 +319,8 @@ }; }; - ab8500@5 { + ab8500 { compatible = "stericsson,ab8500"; - reg = <5>; /* mailbox 5 is i2c */ interrupt-parent = <&intc>; interrupts = <0 40 0x4>; interrupt-controller; diff --git a/arch/arm/boot/dts/dove.dtsi b/arch/arm/boot/dts/dove.dtsi index 67dbe20868a..f7509cafc37 100644 --- a/arch/arm/boot/dts/dove.dtsi +++ b/arch/arm/boot/dts/dove.dtsi @@ -197,6 +197,11 @@ status = "disabled"; }; + rtc@d8500 { + compatible = "marvell,orion-rtc"; + reg = <0xd8500 0x20>; + }; + crypto: crypto@30000 { compatible = "marvell,orion-crypto"; reg = <0x30000 0x10000>, diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi index e1347fceb5b..1a62bcf18aa 100644 --- a/arch/arm/boot/dts/exynos4.dtsi +++ b/arch/arm/boot/dts/exynos4.dtsi @@ -275,18 +275,27 @@ compatible = "arm,pl330", "arm,primecell"; reg = <0x12680000 0x1000>; interrupts = <0 35 0>; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <32>; }; pdma1: pdma@12690000 { compatible = "arm,pl330", "arm,primecell"; reg = <0x12690000 0x1000>; interrupts = <0 36 0>; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <32>; }; mdma1: mdma@12850000 { compatible = "arm,pl330", "arm,primecell"; reg = <0x12850000 0x1000>; interrupts = <0 34 0>; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <1>; }; }; }; diff --git a/arch/arm/boot/dts/exynos5440.dtsi b/arch/arm/boot/dts/exynos5440.dtsi index 5f3562ad674..9a99755920c 100644 --- a/arch/arm/boot/dts/exynos5440.dtsi +++ b/arch/arm/boot/dts/exynos5440.dtsi @@ -142,12 +142,18 @@ compatible = "arm,pl330", "arm,primecell"; reg = <0x120000 0x1000>; interrupts = <0 34 0>; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <32>; }; pdma1: pdma@121B0000 { compatible = "arm,pl330", "arm,primecell"; reg = <0x121000 0x1000>; interrupts = <0 35 0>; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <32>; }; }; diff --git a/arch/arm/boot/dts/href.dtsi b/arch/arm/boot/dts/href.dtsi index 592fb9dc35b..379128eb9d9 100644 --- a/arch/arm/boot/dts/href.dtsi +++ b/arch/arm/boot/dts/href.dtsi @@ -221,7 +221,7 @@ }; }; - ab8500@5 { + ab8500 { ab8500-regulators { ab8500_ldo_aux1_reg: ab8500_ldo_aux1 { regulator-name = "V-DISPLAY"; diff --git a/arch/arm/boot/dts/hrefv60plus.dts b/arch/arm/boot/dts/hrefv60plus.dts index 55f4191a626..2b587a74b81 100644 --- a/arch/arm/boot/dts/hrefv60plus.dts +++ b/arch/arm/boot/dts/hrefv60plus.dts @@ -158,7 +158,7 @@ }; }; - ab8500@5 { + ab8500 { ab8500-regulators { ab8500_ldo_aux1_reg: ab8500_ldo_aux1 { regulator-name = "V-DISPLAY"; diff --git a/arch/arm/boot/dts/imx53-mba53.dts b/arch/arm/boot/dts/imx53-mba53.dts index e54fffd4836..468c0a1d48d 100644 --- a/arch/arm/boot/dts/imx53-mba53.dts +++ b/arch/arm/boot/dts/imx53-mba53.dts @@ -42,10 +42,9 @@ fsl,pins = <689 0x10000 /* DISP1_DRDY */ 482 0x10000 /* DISP1_HSYNC */ 489 0x10000 /* DISP1_VSYNC */ - 684 0x10000 /* DISP1_DAT_0 */ 515 0x10000 /* DISP1_DAT_22 */ 523 0x10000 /* DISP1_DAT_23 */ - 543 0x10000 /* DISP1_DAT_21 */ + 545 0x10000 /* DISP1_DAT_21 */ 553 0x10000 /* DISP1_DAT_20 */ 558 0x10000 /* DISP1_DAT_19 */ 564 0x10000 /* DISP1_DAT_18 */ diff --git a/arch/arm/boot/dts/kirkwood-dns320.dts b/arch/arm/boot/dts/kirkwood-dns320.dts index 5bb0bf39d3b..c9c44b2f62d 100644 --- a/arch/arm/boot/dts/kirkwood-dns320.dts +++ b/arch/arm/boot/dts/kirkwood-dns320.dts @@ -42,12 +42,10 @@ ocp@f1000000 { serial@12000 { - clock-frequency = <166666667>; status = "okay"; }; serial@12100 { - clock-frequency = <166666667>; status = "okay"; }; }; diff --git a/arch/arm/boot/dts/kirkwood-dns325.dts b/arch/arm/boot/dts/kirkwood-dns325.dts index d430713ea9b..e4e4930dc5c 100644 --- a/arch/arm/boot/dts/kirkwood-dns325.dts +++ b/arch/arm/boot/dts/kirkwood-dns325.dts @@ -50,7 +50,6 @@ }; }; serial@12000 { - clock-frequency = <200000000>; status = "okay"; }; }; diff --git a/arch/arm/boot/dts/kirkwood-dockstar.dts b/arch/arm/boot/dts/kirkwood-dockstar.dts index 2e3dd34e21a..0196cf6b0ef 100644 --- a/arch/arm/boot/dts/kirkwood-dockstar.dts +++ b/arch/arm/boot/dts/kirkwood-dockstar.dts @@ -37,7 +37,6 @@ }; }; serial@12000 { - clock-frequency = <200000000>; status = "ok"; }; diff --git a/arch/arm/boot/dts/kirkwood-dreamplug.dts b/arch/arm/boot/dts/kirkwood-dreamplug.dts index ef2d8c70570..289e51d8637 100644 --- a/arch/arm/boot/dts/kirkwood-dreamplug.dts +++ b/arch/arm/boot/dts/kirkwood-dreamplug.dts @@ -38,7 +38,6 @@ }; }; serial@12000 { - clock-frequency = <200000000>; status = "ok"; }; diff --git a/arch/arm/boot/dts/kirkwood-goflexnet.dts b/arch/arm/boot/dts/kirkwood-goflexnet.dts index 1b133e0c566..bd83b8fc7c8 100644 --- a/arch/arm/boot/dts/kirkwood-goflexnet.dts +++ b/arch/arm/boot/dts/kirkwood-goflexnet.dts @@ -73,7 +73,6 @@ }; }; serial@12000 { - clock-frequency = <200000000>; status = "ok"; }; diff --git a/arch/arm/boot/dts/kirkwood-ib62x0.dts b/arch/arm/boot/dts/kirkwood-ib62x0.dts index 71902da33d6..5335b1aa860 100644 --- a/arch/arm/boot/dts/kirkwood-ib62x0.dts +++ b/arch/arm/boot/dts/kirkwood-ib62x0.dts @@ -51,7 +51,6 @@ }; }; serial@12000 { - clock-frequency = <200000000>; status = "okay"; }; diff --git a/arch/arm/boot/dts/kirkwood-iconnect.dts b/arch/arm/boot/dts/kirkwood-iconnect.dts index 504f16be8b5..12ccf74ac3c 100644 --- a/arch/arm/boot/dts/kirkwood-iconnect.dts +++ b/arch/arm/boot/dts/kirkwood-iconnect.dts @@ -78,7 +78,6 @@ }; }; serial@12000 { - clock-frequency = <200000000>; status = "ok"; }; diff --git a/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts b/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts index 6cae4599c4b..93c3afbef9e 100644 --- a/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts +++ b/arch/arm/boot/dts/kirkwood-iomega_ix2_200.dts @@ -115,7 +115,6 @@ }; serial@12000 { - clock-frequency = <200000000>; status = "ok"; }; diff --git a/arch/arm/boot/dts/kirkwood-km_kirkwood.dts b/arch/arm/boot/dts/kirkwood-km_kirkwood.dts index 8db3123ac80..5bbd0542cdd 100644 --- a/arch/arm/boot/dts/kirkwood-km_kirkwood.dts +++ b/arch/arm/boot/dts/kirkwood-km_kirkwood.dts @@ -34,7 +34,6 @@ }; serial@12000 { - clock-frequency = <200000000>; status = "ok"; }; diff --git a/arch/arm/boot/dts/kirkwood-lschlv2.dts b/arch/arm/boot/dts/kirkwood-lschlv2.dts index 9510c9ea666..9f55d95f35f 100644 --- a/arch/arm/boot/dts/kirkwood-lschlv2.dts +++ b/arch/arm/boot/dts/kirkwood-lschlv2.dts @@ -13,7 +13,6 @@ ocp@f1000000 { serial@12000 { - clock-frequency = <166666667>; status = "okay"; }; }; diff --git a/arch/arm/boot/dts/kirkwood-lsxhl.dts b/arch/arm/boot/dts/kirkwood-lsxhl.dts index 739019c4cba..5c84c118ed8 100644 --- a/arch/arm/boot/dts/kirkwood-lsxhl.dts +++ b/arch/arm/boot/dts/kirkwood-lsxhl.dts @@ -13,7 +13,6 @@ ocp@f1000000 { serial@12000 { - clock-frequency = <200000000>; status = "okay"; }; }; diff --git a/arch/arm/boot/dts/kirkwood-mplcec4.dts b/arch/arm/boot/dts/kirkwood-mplcec4.dts index 662dfd81b1c..758824118a9 100644 --- a/arch/arm/boot/dts/kirkwood-mplcec4.dts +++ b/arch/arm/boot/dts/kirkwood-mplcec4.dts @@ -90,7 +90,6 @@ }; serial@12000 { - clock-frequency = <200000000>; status = "ok"; }; diff --git a/arch/arm/boot/dts/kirkwood-ns2-common.dtsi b/arch/arm/boot/dts/kirkwood-ns2-common.dtsi index e8e7ecef165..6affd924fe1 100644 --- a/arch/arm/boot/dts/kirkwood-ns2-common.dtsi +++ b/arch/arm/boot/dts/kirkwood-ns2-common.dtsi @@ -23,7 +23,6 @@ }; serial@12000 { - clock-frequency = <166666667>; status = "okay"; }; diff --git a/arch/arm/boot/dts/kirkwood-nsa310.dts b/arch/arm/boot/dts/kirkwood-nsa310.dts index 3a178cf708d..a7412b937a8 100644 --- a/arch/arm/boot/dts/kirkwood-nsa310.dts +++ b/arch/arm/boot/dts/kirkwood-nsa310.dts @@ -117,7 +117,6 @@ }; serial@12000 { - clock-frequency = <200000000>; status = "ok"; }; diff --git a/arch/arm/boot/dts/kirkwood-openblocks_a6.dts b/arch/arm/boot/dts/kirkwood-openblocks_a6.dts index ede7fe0d7a8..d27f7245f8e 100644 --- a/arch/arm/boot/dts/kirkwood-openblocks_a6.dts +++ b/arch/arm/boot/dts/kirkwood-openblocks_a6.dts @@ -18,12 +18,10 @@ ocp@f1000000 { serial@12000 { - clock-frequency = <200000000>; status = "ok"; }; serial@12100 { - clock-frequency = <200000000>; status = "ok"; }; diff --git a/arch/arm/boot/dts/kirkwood-topkick.dts b/arch/arm/boot/dts/kirkwood-topkick.dts index 842ff95d60d..66eb45b00b2 100644 --- a/arch/arm/boot/dts/kirkwood-topkick.dts +++ b/arch/arm/boot/dts/kirkwood-topkick.dts @@ -108,7 +108,6 @@ }; serial@12000 { - clock-frequency = <200000000>; status = "ok"; }; diff --git a/arch/arm/boot/dts/kirkwood.dtsi b/arch/arm/boot/dts/kirkwood.dtsi index 2c738d9dc82..fada7e6d24d 100644 --- a/arch/arm/boot/dts/kirkwood.dtsi +++ b/arch/arm/boot/dts/kirkwood.dtsi @@ -38,6 +38,7 @@ interrupt-controller; #interrupt-cells = <2>; interrupts = <35>, <36>, <37>, <38>; + clocks = <&gate_clk 7>; }; gpio1: gpio@10140 { @@ -49,6 +50,7 @@ interrupt-controller; #interrupt-cells = <2>; interrupts = <39>, <40>, <41>; + clocks = <&gate_clk 7>; }; serial@12000 { @@ -57,7 +59,6 @@ reg-shift = <2>; interrupts = <33>; clocks = <&gate_clk 7>; - /* set clock-frequency in board dts */ status = "disabled"; }; @@ -67,7 +68,6 @@ reg-shift = <2>; interrupts = <34>; clocks = <&gate_clk 7>; - /* set clock-frequency in board dts */ status = "disabled"; }; @@ -75,6 +75,7 @@ compatible = "marvell,kirkwood-rtc", "marvell,orion-rtc"; reg = <0x10300 0x20>; interrupts = <53>; + clocks = <&gate_clk 7>; }; spi@10600 { diff --git a/arch/arm/boot/dts/orion5x-lacie-ethernet-disk-mini-v2.dts b/arch/arm/boot/dts/orion5x-lacie-ethernet-disk-mini-v2.dts index 5a3a58b7e18..0077fc8510b 100644 --- a/arch/arm/boot/dts/orion5x-lacie-ethernet-disk-mini-v2.dts +++ b/arch/arm/boot/dts/orion5x-lacie-ethernet-disk-mini-v2.dts @@ -11,7 +11,7 @@ / { model = "LaCie Ethernet Disk mini V2"; - compatible = "lacie,ethernet-disk-mini-v2", "marvell-orion5x-88f5182", "marvell,orion5x"; + compatible = "lacie,ethernet-disk-mini-v2", "marvell,orion5x-88f5182", "marvell,orion5x"; memory { reg = <0x00000000 0x4000000>; /* 64 MB */ diff --git a/arch/arm/boot/dts/snowball.dts b/arch/arm/boot/dts/snowball.dts index 27f31a5fa49..d3ec32f6b79 100644 --- a/arch/arm/boot/dts/snowball.dts +++ b/arch/arm/boot/dts/snowball.dts @@ -298,7 +298,7 @@ }; }; - ab8500@5 { + ab8500 { ab8500-regulators { ab8500_ldo_aux1_reg: ab8500_ldo_aux1 { regulator-name = "V-DISPLAY"; diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi index 936d2306e7e..7e8769bd597 100644 --- a/arch/arm/boot/dts/socfpga.dtsi +++ b/arch/arm/boot/dts/socfpga.dtsi @@ -75,6 +75,9 @@ compatible = "arm,pl330", "arm,primecell"; reg = <0xffe01000 0x1000>; interrupts = <0 180 4>; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <32>; }; }; diff --git a/arch/arm/boot/dts/tegra20.dtsi b/arch/arm/boot/dts/tegra20.dtsi index 9a428931d04..3d3f64d2111 100644 --- a/arch/arm/boot/dts/tegra20.dtsi +++ b/arch/arm/boot/dts/tegra20.dtsi @@ -118,6 +118,7 @@ compatible = "arm,cortex-a9-twd-timer"; reg = <0x50040600 0x20>; interrupts = <1 13 0x304>; + clocks = <&tegra_car 132>; }; intc: interrupt-controller { @@ -384,7 +385,7 @@ spi@7000d800 { compatible = "nvidia,tegra20-slink"; - reg = <0x7000d480 0x200>; + reg = <0x7000d800 0x200>; interrupts = <0 83 0x04>; nvidia,dma-request-selector = <&apbdma 17>; #address-cells = <1>; diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi index 767803e1fd5..dbf46c27256 100644 --- a/arch/arm/boot/dts/tegra30.dtsi +++ b/arch/arm/boot/dts/tegra30.dtsi @@ -119,6 +119,7 @@ compatible = "arm,cortex-a9-twd-timer"; reg = <0x50040600 0x20>; interrupts = <1 13 0xf04>; + clocks = <&tegra_car 214>; }; intc: interrupt-controller { @@ -371,7 +372,7 @@ spi@7000d800 { compatible = "nvidia,tegra30-slink", "nvidia,tegra20-slink"; - reg = <0x7000d480 0x200>; + reg = <0x7000d800 0x200>; interrupts = <0 83 0x04>; nvidia,dma-request-selector = <&apbdma 17>; #address-cells = <1>; diff --git a/arch/arm/configs/mxs_defconfig b/arch/arm/configs/mxs_defconfig index fbbc5bb022d..6a99e30f81d 100644 --- a/arch/arm/configs/mxs_defconfig +++ b/arch/arm/configs/mxs_defconfig @@ -116,6 +116,7 @@ CONFIG_SND_SOC=y CONFIG_SND_MXS_SOC=y CONFIG_SND_SOC_MXS_SGTL5000=y CONFIG_USB=y +CONFIG_USB_EHCI_HCD=y CONFIG_USB_CHIPIDEA=y CONFIG_USB_CHIPIDEA_HOST=y CONFIG_USB_STORAGE=y diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig index b16bae2c9a6..bd07864f14a 100644 --- a/arch/arm/configs/omap2plus_defconfig +++ b/arch/arm/configs/omap2plus_defconfig @@ -126,6 +126,8 @@ CONFIG_INPUT_MISC=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 diff --git a/arch/arm/include/asm/mmu.h b/arch/arm/include/asm/mmu.h index 9f77e7804f3..e3d55547e75 100644 --- a/arch/arm/include/asm/mmu.h +++ b/arch/arm/include/asm/mmu.h @@ -5,15 +5,15 @@ typedef struct { #ifdef CONFIG_CPU_HAS_ASID - u64 id; + atomic64_t id; #endif - unsigned int vmalloc_seq; + unsigned int vmalloc_seq; } mm_context_t; #ifdef CONFIG_CPU_HAS_ASID #define ASID_BITS 8 #define ASID_MASK ((~0ULL) << ASID_BITS) -#define ASID(mm) ((mm)->context.id & ~ASID_MASK) +#define ASID(mm) ((mm)->context.id.counter & ~ASID_MASK) #else #define ASID(mm) (0) #endif @@ -26,7 +26,7 @@ typedef struct { * modified for 2.6 by Hyok S. Choi <hyok.choi@samsung.com> */ typedef struct { - unsigned long end_brk; + unsigned long end_brk; } mm_context_t; #endif diff --git a/arch/arm/include/asm/mmu_context.h b/arch/arm/include/asm/mmu_context.h index e1f644bc7cc..863a6611323 100644 --- a/arch/arm/include/asm/mmu_context.h +++ b/arch/arm/include/asm/mmu_context.h @@ -25,7 +25,7 @@ void __check_vmalloc_seq(struct mm_struct *mm); #ifdef CONFIG_CPU_HAS_ASID void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk); -#define init_new_context(tsk,mm) ({ mm->context.id = 0; }) +#define init_new_context(tsk,mm) ({ atomic64_set(&mm->context.id, 0); 0; }) #else /* !CONFIG_CPU_HAS_ASID */ diff --git a/arch/arm/include/asm/tlbflush.h b/arch/arm/include/asm/tlbflush.h index 6e924d3a77e..4db8c8820f0 100644 --- a/arch/arm/include/asm/tlbflush.h +++ b/arch/arm/include/asm/tlbflush.h @@ -34,10 +34,13 @@ #define TLB_V6_D_ASID (1 << 17) #define TLB_V6_I_ASID (1 << 18) +#define TLB_V6_BP (1 << 19) + /* Unified Inner Shareable TLB operations (ARMv7 MP extensions) */ -#define TLB_V7_UIS_PAGE (1 << 19) -#define TLB_V7_UIS_FULL (1 << 20) -#define TLB_V7_UIS_ASID (1 << 21) +#define TLB_V7_UIS_PAGE (1 << 20) +#define TLB_V7_UIS_FULL (1 << 21) +#define TLB_V7_UIS_ASID (1 << 22) +#define TLB_V7_UIS_BP (1 << 23) #define TLB_BARRIER (1 << 28) #define TLB_L2CLEAN_FR (1 << 29) /* Feroceon */ @@ -150,7 +153,8 @@ #define v6wbi_tlb_flags (TLB_WB | TLB_DCLEAN | TLB_BARRIER | \ TLB_V6_I_FULL | TLB_V6_D_FULL | \ TLB_V6_I_PAGE | TLB_V6_D_PAGE | \ - TLB_V6_I_ASID | TLB_V6_D_ASID) + TLB_V6_I_ASID | TLB_V6_D_ASID | \ + TLB_V6_BP) #ifdef CONFIG_CPU_TLB_V6 # define v6wbi_possible_flags v6wbi_tlb_flags @@ -166,9 +170,11 @@ #endif #define v7wbi_tlb_flags_smp (TLB_WB | TLB_DCLEAN | TLB_BARRIER | \ - TLB_V7_UIS_FULL | TLB_V7_UIS_PAGE | TLB_V7_UIS_ASID) + TLB_V7_UIS_FULL | TLB_V7_UIS_PAGE | \ + TLB_V7_UIS_ASID | TLB_V7_UIS_BP) #define v7wbi_tlb_flags_up (TLB_WB | TLB_DCLEAN | TLB_BARRIER | \ - TLB_V6_U_FULL | TLB_V6_U_PAGE | TLB_V6_U_ASID) + TLB_V6_U_FULL | TLB_V6_U_PAGE | \ + TLB_V6_U_ASID | TLB_V6_BP) #ifdef CONFIG_CPU_TLB_V7 @@ -430,6 +436,20 @@ static inline void local_flush_tlb_kernel_page(unsigned long kaddr) } } +static inline void local_flush_bp_all(void) +{ + const int zero = 0; + const unsigned int __tlb_flag = __cpu_tlb_flags; + + if (tlb_flag(TLB_V7_UIS_BP)) + asm("mcr p15, 0, %0, c7, c1, 6" : : "r" (zero)); + else if (tlb_flag(TLB_V6_BP)) + asm("mcr p15, 0, %0, c7, c5, 6" : : "r" (zero)); + + if (tlb_flag(TLB_BARRIER)) + isb(); +} + /* * flush_pmd_entry * @@ -480,6 +500,7 @@ static inline void clean_pmd_entry(void *pmd) #define flush_tlb_kernel_page local_flush_tlb_kernel_page #define flush_tlb_range local_flush_tlb_range #define flush_tlb_kernel_range local_flush_tlb_kernel_range +#define flush_bp_all local_flush_bp_all #else extern void flush_tlb_all(void); extern void flush_tlb_mm(struct mm_struct *mm); @@ -487,6 +508,7 @@ extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr); extern void flush_tlb_kernel_page(unsigned long kaddr); extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, unsigned long end); extern void flush_tlb_kernel_range(unsigned long start, unsigned long end); +extern void flush_bp_all(void); #endif /* diff --git a/arch/arm/include/asm/xen/events.h b/arch/arm/include/asm/xen/events.h index 5c27696de14..8b1f37bfeee 100644 --- a/arch/arm/include/asm/xen/events.h +++ b/arch/arm/include/asm/xen/events.h @@ -2,6 +2,7 @@ #define _ASM_ARM_XEN_EVENTS_H #include <asm/ptrace.h> +#include <asm/atomic.h> enum ipi_vector { XEN_PLACEHOLDER_VECTOR, @@ -15,26 +16,8 @@ static inline int xen_irqs_disabled(struct pt_regs *regs) return raw_irqs_disabled_flags(regs->ARM_cpsr); } -/* - * We cannot use xchg because it does not support 8-byte - * values. However it is safe to use {ldr,dtd}exd directly because all - * platforms which Xen can run on support those instructions. - */ -static inline xen_ulong_t xchg_xen_ulong(xen_ulong_t *ptr, xen_ulong_t val) -{ - xen_ulong_t oldval; - unsigned int tmp; - - wmb(); - asm volatile("@ xchg_xen_ulong\n" - "1: ldrexd %0, %H0, [%3]\n" - " strexd %1, %2, %H2, [%3]\n" - " teq %1, #0\n" - " bne 1b" - : "=&r" (oldval), "=&r" (tmp) - : "r" (val), "r" (ptr) - : "memory", "cc"); - return oldval; -} +#define xchg_xen_ulong(ptr, val) atomic64_xchg(container_of((ptr), \ + atomic64_t, \ + counter), (val)) #endif /* _ASM_ARM_XEN_EVENTS_H */ diff --git a/arch/arm/include/uapi/asm/unistd.h b/arch/arm/include/uapi/asm/unistd.h index 4da7cde70b5..af33b44990e 100644 --- a/arch/arm/include/uapi/asm/unistd.h +++ b/arch/arm/include/uapi/asm/unistd.h @@ -404,7 +404,7 @@ #define __NR_setns (__NR_SYSCALL_BASE+375) #define __NR_process_vm_readv (__NR_SYSCALL_BASE+376) #define __NR_process_vm_writev (__NR_SYSCALL_BASE+377) - /* 378 for kcmp */ +#define __NR_kcmp (__NR_SYSCALL_BASE+378) #define __NR_finit_module (__NR_SYSCALL_BASE+379) /* diff --git a/arch/arm/kernel/asm-offsets.c b/arch/arm/kernel/asm-offsets.c index 5ce738b4350..923eec7105c 100644 --- a/arch/arm/kernel/asm-offsets.c +++ b/arch/arm/kernel/asm-offsets.c @@ -110,7 +110,7 @@ int main(void) BLANK(); #endif #ifdef CONFIG_CPU_HAS_ASID - DEFINE(MM_CONTEXT_ID, offsetof(struct mm_struct, context.id)); + DEFINE(MM_CONTEXT_ID, offsetof(struct mm_struct, context.id.counter)); BLANK(); #endif DEFINE(VMA_VM_MM, offsetof(struct vm_area_struct, vm_mm)); diff --git a/arch/arm/kernel/atags_proc.c b/arch/arm/kernel/atags_proc.c index 42a1a1415fa..c7ff8073416 100644 --- a/arch/arm/kernel/atags_proc.c +++ b/arch/arm/kernel/atags_proc.c @@ -9,24 +9,18 @@ struct buffer { char data[]; }; -static int -read_buffer(char* page, char** start, off_t off, int count, - int* eof, void* data) +static ssize_t atags_read(struct file *file, char __user *buf, + size_t count, loff_t *ppos) { - struct buffer *buffer = (struct buffer *)data; - - if (off >= buffer->size) { - *eof = 1; - return 0; - } - - count = min((int) (buffer->size - off), count); - - memcpy(page, &buffer->data[off], count); - - return count; + struct buffer *b = PDE_DATA(file_inode(file)); + return simple_read_from_buffer(buf, count, ppos, b->data, b->size); } +static const struct file_operations atags_fops = { + .read = atags_read, + .llseek = default_llseek, +}; + #define BOOT_PARAMS_SIZE 1536 static char __initdata atags_copy[BOOT_PARAMS_SIZE]; @@ -66,9 +60,7 @@ static int __init init_atags_procfs(void) b->size = size; memcpy(b->data, atags_copy, size); - tags_entry = create_proc_read_entry("atags", 0400, - NULL, read_buffer, b); - + tags_entry = proc_create_data("atags", 0400, NULL, &atags_fops, b); if (!tags_entry) goto nomem; diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S index 0cc57611fc4..c6ca7e37677 100644 --- a/arch/arm/kernel/calls.S +++ b/arch/arm/kernel/calls.S @@ -387,7 +387,7 @@ /* 375 */ CALL(sys_setns) CALL(sys_process_vm_readv) CALL(sys_process_vm_writev) - CALL(sys_ni_syscall) /* reserved for sys_kcmp */ + CALL(sys_kcmp) CALL(sys_finit_module) #ifndef syscalls_counted .equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S index 486a15ae901..e0eb9a1cae7 100644 --- a/arch/arm/kernel/head.S +++ b/arch/arm/kernel/head.S @@ -184,13 +184,22 @@ __create_page_tables: orr r3, r3, #3 @ PGD block type mov r6, #4 @ PTRS_PER_PGD mov r7, #1 << (55 - 32) @ L_PGD_SWAPPER -1: str r3, [r0], #4 @ set bottom PGD entry bits +1: +#ifdef CONFIG_CPU_ENDIAN_BE8 str r7, [r0], #4 @ set top PGD entry bits + str r3, [r0], #4 @ set bottom PGD entry bits +#else + str r3, [r0], #4 @ set bottom PGD entry bits + str r7, [r0], #4 @ set top PGD entry bits +#endif add r3, r3, #0x1000 @ next PMD table subs r6, r6, #1 bne 1b add r4, r4, #0x1000 @ point to the PMD tables +#ifdef CONFIG_CPU_ENDIAN_BE8 + add r4, r4, #4 @ we only write the bottom word +#endif #endif ldr r7, [r10, #PROCINFO_MM_MMUFLAGS] @ mm_mmuflags @@ -258,6 +267,11 @@ __create_page_tables: addne r6, r6, #1 << SECTION_SHIFT strne r6, [r3] +#if defined(CONFIG_LPAE) && defined(CONFIG_CPU_ENDIAN_BE8) + sub r4, r4, #4 @ Fixup page table pointer + @ for 64-bit descriptors +#endif + #ifdef CONFIG_DEBUG_LL #if !defined(CONFIG_DEBUG_ICEDCC) && !defined(CONFIG_DEBUG_SEMIHOSTING) /* @@ -276,13 +290,17 @@ __create_page_tables: orr r3, r7, r3, lsl #SECTION_SHIFT #ifdef CONFIG_ARM_LPAE mov r7, #1 << (54 - 32) @ XN +#ifdef CONFIG_CPU_ENDIAN_BE8 + str r7, [r0], #4 + str r3, [r0], #4 #else - orr r3, r3, #PMD_SECT_XN -#endif str r3, [r0], #4 -#ifdef CONFIG_ARM_LPAE str r7, [r0], #4 #endif +#else + orr r3, r3, #PMD_SECT_XN + str r3, [r0], #4 +#endif #else /* CONFIG_DEBUG_ICEDCC || CONFIG_DEBUG_SEMIHOSTING */ /* we don't need any serial debugging mappings */ diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c index 5eae53e7a2e..96093b75ab9 100644 --- a/arch/arm/kernel/hw_breakpoint.c +++ b/arch/arm/kernel/hw_breakpoint.c @@ -1023,7 +1023,7 @@ out_mdbgen: static int __cpuinit dbg_reset_notify(struct notifier_block *self, unsigned long action, void *cpu) { - if (action == CPU_ONLINE) + if ((action & ~CPU_TASKS_FROZEN) == CPU_ONLINE) smp_call_function_single((int)cpu, reset_ctrl_regs, NULL, 1); return NOTIFY_OK; diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c index 31e0eb353cd..146157dfe27 100644 --- a/arch/arm/kernel/perf_event.c +++ b/arch/arm/kernel/perf_event.c @@ -400,7 +400,7 @@ __hw_perf_event_init(struct perf_event *event) } if (event->group_leader != event) { - if (validate_group(event) != 0); + if (validate_group(event) != 0) return -EINVAL; } @@ -484,7 +484,7 @@ const struct dev_pm_ops armpmu_dev_pm_ops = { SET_RUNTIME_PM_OPS(armpmu_runtime_suspend, armpmu_runtime_resume, NULL) }; -static void __init armpmu_init(struct arm_pmu *armpmu) +static void armpmu_init(struct arm_pmu *armpmu) { atomic_set(&armpmu->active_events, 0); mutex_init(&armpmu->reserve_mutex); diff --git a/arch/arm/kernel/perf_event_v7.c b/arch/arm/kernel/perf_event_v7.c index 8c79a9e70b8..039cffb053a 100644 --- a/arch/arm/kernel/perf_event_v7.c +++ b/arch/arm/kernel/perf_event_v7.c @@ -774,7 +774,7 @@ static const unsigned armv7_a7_perf_cache_map[PERF_COUNT_HW_CACHE_MAX] /* * PMXEVTYPER: Event selection reg */ -#define ARMV7_EVTYPE_MASK 0xc00000ff /* Mask for writable bits */ +#define ARMV7_EVTYPE_MASK 0xc80000ff /* Mask for writable bits */ #define ARMV7_EVTYPE_EVENT 0xff /* Mask for EVENT bits */ /* diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index 1bdfd87c8e4..79078edbb9b 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -285,6 +285,7 @@ asmlinkage void __cpuinit secondary_start_kernel(void) * switch away from it before attempting any exclusive accesses. */ cpu_switch_mm(mm->pgd, mm); + local_flush_bp_all(); enter_lazy_tlb(mm, current); local_flush_tlb_all(); @@ -479,7 +480,7 @@ static void __cpuinit broadcast_timer_setup(struct clock_event_device *evt) evt->features = CLOCK_EVT_FEAT_ONESHOT | CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_DUMMY; - evt->rating = 400; + evt->rating = 100; evt->mult = 1; evt->set_mode = broadcast_timer_set_mode; diff --git a/arch/arm/kernel/smp_tlb.c b/arch/arm/kernel/smp_tlb.c index 02c5d2ce23b..bd030053139 100644 --- a/arch/arm/kernel/smp_tlb.c +++ b/arch/arm/kernel/smp_tlb.c @@ -64,6 +64,11 @@ static inline void ipi_flush_tlb_kernel_range(void *arg) local_flush_tlb_kernel_range(ta->ta_start, ta->ta_end); } +static inline void ipi_flush_bp_all(void *ignored) +{ + local_flush_bp_all(); +} + void flush_tlb_all(void) { if (tlb_ops_need_broadcast()) @@ -127,3 +132,10 @@ void flush_tlb_kernel_range(unsigned long start, unsigned long end) local_flush_tlb_kernel_range(start, end); } +void flush_bp_all(void) +{ + if (tlb_ops_need_broadcast()) + on_each_cpu(ipi_flush_bp_all, NULL, 1); + else + local_flush_bp_all(); +} diff --git a/arch/arm/kernel/smp_twd.c b/arch/arm/kernel/smp_twd.c index c092115d903..3f256503748 100644 --- a/arch/arm/kernel/smp_twd.c +++ b/arch/arm/kernel/smp_twd.c @@ -22,6 +22,7 @@ #include <linux/of_irq.h> #include <linux/of_address.h> +#include <asm/smp_plat.h> #include <asm/smp_twd.h> #include <asm/localtimer.h> @@ -373,6 +374,9 @@ void __init twd_local_timer_of_register(void) struct device_node *np; int err; + if (!is_smp() || !setup_max_cpus) + return; + np = of_find_matching_node(NULL, twd_of_match); if (!np) return; diff --git a/arch/arm/kernel/suspend.c b/arch/arm/kernel/suspend.c index 358bca3a995..c59c97ea826 100644 --- a/arch/arm/kernel/suspend.c +++ b/arch/arm/kernel/suspend.c @@ -68,6 +68,7 @@ int cpu_suspend(unsigned long arg, int (*fn)(unsigned long)) ret = __cpu_suspend(arg, fn); if (ret == 0) { cpu_switch_mm(mm->pgd, mm); + local_flush_bp_all(); local_flush_tlb_all(); } diff --git a/arch/arm/kernel/swp_emulate.c b/arch/arm/kernel/swp_emulate.c index ab1017bd166..087fc321e9e 100644 --- a/arch/arm/kernel/swp_emulate.c +++ b/arch/arm/kernel/swp_emulate.c @@ -21,6 +21,7 @@ #include <linux/init.h> #include <linux/kernel.h> #include <linux/proc_fs.h> +#include <linux/seq_file.h> #include <linux/sched.h> #include <linux/syscalls.h> #include <linux/perf_event.h> @@ -79,27 +80,27 @@ static unsigned long abtcounter; static pid_t previous_pid; #ifdef CONFIG_PROC_FS -static int proc_read_status(char *page, char **start, off_t off, int count, - int *eof, void *data) +static int proc_status_show(struct seq_file *m, void *v) { - char *p = page; - int len; - - p += sprintf(p, "Emulated SWP:\t\t%lu\n", swpcounter); - p += sprintf(p, "Emulated SWPB:\t\t%lu\n", swpbcounter); - p += sprintf(p, "Aborted SWP{B}:\t\t%lu\n", abtcounter); + seq_printf(m, "Emulated SWP:\t\t%lu\n", swpcounter); + seq_printf(m, "Emulated SWPB:\t\t%lu\n", swpbcounter); + seq_printf(m, "Aborted SWP{B}:\t\t%lu\n", abtcounter); if (previous_pid != 0) - p += sprintf(p, "Last process:\t\t%d\n", previous_pid); - - len = (p - page) - off; - if (len < 0) - len = 0; - - *eof = (len <= count) ? 1 : 0; - *start = page + off; + seq_printf(m, "Last process:\t\t%d\n", previous_pid); + return 0; +} - return len; +static int proc_status_open(struct inode *inode, struct file *file) +{ + return single_open(file, proc_status_show, PDE_DATA(inode)); } + +static const struct file_operations proc_status_fops = { + .open = proc_status_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; #endif /* @@ -266,14 +267,8 @@ static struct undef_hook swp_hook = { static int __init swp_emulation_init(void) { #ifdef CONFIG_PROC_FS - struct proc_dir_entry *res; - - res = create_proc_entry("cpu/swp_emulation", S_IRUGO, NULL); - - if (!res) + if (!proc_create("cpu/swp_emulation", S_IRUGO, NULL, &proc_status_fops)) return -ENOMEM; - - res->read_proc = proc_read_status; #endif /* CONFIG_PROC_FS */ printk(KERN_NOTICE "Registering SWP/SWPB emulation handler\n"); diff --git a/arch/arm/lib/memset.S b/arch/arm/lib/memset.S index 650d5923ab8..94b0650ea98 100644 --- a/arch/arm/lib/memset.S +++ b/arch/arm/lib/memset.S @@ -14,27 +14,15 @@ .text .align 5 - .word 0 - -1: subs r2, r2, #4 @ 1 do we have enough - blt 5f @ 1 bytes to align with? - cmp r3, #2 @ 1 - strltb r1, [r0], #1 @ 1 - strleb r1, [r0], #1 @ 1 - strb r1, [r0], #1 @ 1 - add r2, r2, r3 @ 1 (r2 = r2 - (4 - r3)) -/* - * The pointer is now aligned and the length is adjusted. Try doing the - * memset again. - */ ENTRY(memset) ands r3, r0, #3 @ 1 unaligned? - bne 1b @ 1 + mov ip, r0 @ preserve r0 as return value + bne 6f @ 1 /* - * we know that the pointer in r0 is aligned to a word boundary. + * we know that the pointer in ip is aligned to a word boundary. */ - orr r1, r1, r1, lsl #8 +1: orr r1, r1, r1, lsl #8 orr r1, r1, r1, lsl #16 mov r3, r1 cmp r2, #16 @@ -43,29 +31,28 @@ ENTRY(memset) #if ! CALGN(1)+0 /* - * We need an extra register for this loop - save the return address and - * use the LR + * We need 2 extra registers for this loop - use r8 and the LR */ - str lr, [sp, #-4]! - mov ip, r1 + stmfd sp!, {r8, lr} + mov r8, r1 mov lr, r1 2: subs r2, r2, #64 - stmgeia r0!, {r1, r3, ip, lr} @ 64 bytes at a time. - stmgeia r0!, {r1, r3, ip, lr} - stmgeia r0!, {r1, r3, ip, lr} - stmgeia r0!, {r1, r3, ip, lr} + stmgeia ip!, {r1, r3, r8, lr} @ 64 bytes at a time. + stmgeia ip!, {r1, r3, r8, lr} + stmgeia ip!, {r1, r3, r8, lr} + stmgeia ip!, {r1, r3, r8, lr} bgt 2b - ldmeqfd sp!, {pc} @ Now <64 bytes to go. + ldmeqfd sp!, {r8, pc} @ Now <64 bytes to go. /* * No need to correct the count; we're only testing bits from now on */ tst r2, #32 - stmneia r0!, {r1, r3, ip, lr} - stmneia r0!, {r1, r3, ip, lr} + stmneia ip!, {r1, r3, r8, lr} + stmneia ip!, {r1, r3, r8, lr} tst r2, #16 - stmneia r0!, {r1, r3, ip, lr} - ldr lr, [sp], #4 + stmneia ip!, {r1, r3, r8, lr} + ldmfd sp!, {r8, lr} #else @@ -74,54 +61,63 @@ ENTRY(memset) * whole cache lines at once. */ - stmfd sp!, {r4-r7, lr} + stmfd sp!, {r4-r8, lr} mov r4, r1 mov r5, r1 mov r6, r1 mov r7, r1 - mov ip, r1 + mov r8, r1 mov lr, r1 cmp r2, #96 - tstgt r0, #31 + tstgt ip, #31 ble 3f - and ip, r0, #31 - rsb ip, ip, #32 - sub r2, r2, ip - movs ip, ip, lsl #(32 - 4) - stmcsia r0!, {r4, r5, r6, r7} - stmmiia r0!, {r4, r5} - tst ip, #(1 << 30) - mov ip, r1 - strne r1, [r0], #4 + and r8, ip, #31 + rsb r8, r8, #32 + sub r2, r2, r8 + movs r8, r8, lsl #(32 - 4) + stmcsia ip!, {r4, r5, r6, r7} + stmmiia ip!, {r4, r5} + tst r8, #(1 << 30) + mov r8, r1 + strne r1, [ip], #4 3: subs r2, r2, #64 - stmgeia r0!, {r1, r3-r7, ip, lr} - stmgeia r0!, {r1, r3-r7, ip, lr} + stmgeia ip!, {r1, r3-r8, lr} + stmgeia ip!, {r1, r3-r8, lr} bgt 3b - ldmeqfd sp!, {r4-r7, pc} + ldmeqfd sp!, {r4-r8, pc} tst r2, #32 - stmneia r0!, {r1, r3-r7, ip, lr} + stmneia ip!, {r1, r3-r8, lr} tst r2, #16 - stmneia r0!, {r4-r7} - ldmfd sp!, {r4-r7, lr} + stmneia ip!, {r4-r7} + ldmfd sp!, {r4-r8, lr} #endif 4: tst r2, #8 - stmneia r0!, {r1, r3} + stmneia ip!, {r1, r3} tst r2, #4 - strne r1, [r0], #4 + strne r1, [ip], #4 /* * When we get here, we've got less than 4 bytes to zero. We * may have an unaligned pointer as well. */ 5: tst r2, #2 - strneb r1, [r0], #1 - strneb r1, [r0], #1 + strneb r1, [ip], #1 + strneb r1, [ip], #1 tst r2, #1 - strneb r1, [r0], #1 + strneb r1, [ip], #1 mov pc, lr + +6: subs r2, r2, #4 @ 1 do we have enough + blt 5b @ 1 bytes to align with? + cmp r3, #2 @ 1 + strltb r1, [ip], #1 @ 1 + strleb r1, [ip], #1 @ 1 + strb r1, [ip], #1 @ 1 + add r2, r2, r3 @ 1 (r2 = r2 - (4 - r3)) + b 1b ENDPROC(memset) diff --git a/arch/arm/mach-at91/board-foxg20.c b/arch/arm/mach-at91/board-foxg20.c index 2ea7059b840..c20a870ea9c 100644 --- a/arch/arm/mach-at91/board-foxg20.c +++ b/arch/arm/mach-at91/board-foxg20.c @@ -176,6 +176,7 @@ static struct w1_gpio_platform_data w1_gpio_pdata = { /* If you choose to use a pin other than PB16 it needs to be 3.3V */ .pin = AT91_PIN_PB16, .is_open_drain = 1, + .ext_pullup_enable_pin = -EINVAL, }; static struct platform_device w1_device = { diff --git a/arch/arm/mach-at91/board-stamp9g20.c b/arch/arm/mach-at91/board-stamp9g20.c index a033b8df9fb..869cbecf00b 100644 --- a/arch/arm/mach-at91/board-stamp9g20.c +++ b/arch/arm/mach-at91/board-stamp9g20.c @@ -188,6 +188,7 @@ static struct spi_board_info portuxg20_spi_devices[] = { static struct w1_gpio_platform_data w1_gpio_pdata = { .pin = AT91_PIN_PA29, .is_open_drain = 1, + .ext_pullup_enable_pin = -EINVAL, }; static struct platform_device w1_device = { diff --git a/arch/arm/mach-at91/include/mach/gpio.h b/arch/arm/mach-at91/include/mach/gpio.h index eed465ab0dd..5fc23771c15 100644 --- a/arch/arm/mach-at91/include/mach/gpio.h +++ b/arch/arm/mach-at91/include/mach/gpio.h @@ -209,6 +209,14 @@ extern int at91_get_gpio_value(unsigned pin); extern void at91_gpio_suspend(void); extern void at91_gpio_resume(void); +#ifdef CONFIG_PINCTRL_AT91 +extern void at91_pinctrl_gpio_suspend(void); +extern void at91_pinctrl_gpio_resume(void); +#else +static inline void at91_pinctrl_gpio_suspend(void) {} +static inline void at91_pinctrl_gpio_resume(void) {} +#endif + #endif /* __ASSEMBLY__ */ #endif diff --git a/arch/arm/mach-at91/irq.c b/arch/arm/mach-at91/irq.c index 8e210262aee..e0ca5917102 100644 --- a/arch/arm/mach-at91/irq.c +++ b/arch/arm/mach-at91/irq.c @@ -92,23 +92,21 @@ static int at91_aic_set_wake(struct irq_data *d, unsigned value) void at91_irq_suspend(void) { - int i = 0, bit; + int bit = -1; if (has_aic5()) { /* disable enabled irqs */ - while ((bit = find_next_bit(backups, n_irqs, i)) < n_irqs) { + while ((bit = find_next_bit(backups, n_irqs, bit + 1)) < n_irqs) { at91_aic_write(AT91_AIC5_SSR, bit & AT91_AIC5_INTSEL_MSK); at91_aic_write(AT91_AIC5_IDCR, 1); - i = bit; } /* enable wakeup irqs */ - i = 0; - while ((bit = find_next_bit(wakeups, n_irqs, i)) < n_irqs) { + bit = -1; + while ((bit = find_next_bit(wakeups, n_irqs, bit + 1)) < n_irqs) { at91_aic_write(AT91_AIC5_SSR, bit & AT91_AIC5_INTSEL_MSK); at91_aic_write(AT91_AIC5_IECR, 1); - i = bit; } } else { at91_aic_write(AT91_AIC_IDCR, *backups); @@ -118,23 +116,21 @@ void at91_irq_suspend(void) void at91_irq_resume(void) { - int i = 0, bit; + int bit = -1; if (has_aic5()) { /* disable wakeup irqs */ - while ((bit = find_next_bit(wakeups, n_irqs, i)) < n_irqs) { + while ((bit = find_next_bit(wakeups, n_irqs, bit + 1)) < n_irqs) { at91_aic_write(AT91_AIC5_SSR, bit & AT91_AIC5_INTSEL_MSK); at91_aic_write(AT91_AIC5_IDCR, 1); - i = bit; } /* enable irqs disabled for suspend */ - i = 0; - while ((bit = find_next_bit(backups, n_irqs, i)) < n_irqs) { + bit = -1; + while ((bit = find_next_bit(backups, n_irqs, bit + 1)) < n_irqs) { at91_aic_write(AT91_AIC5_SSR, bit & AT91_AIC5_INTSEL_MSK); at91_aic_write(AT91_AIC5_IECR, 1); - i = bit; } } else { at91_aic_write(AT91_AIC_IDCR, *wakeups); diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c index adb6db888a1..73f1f250403 100644 --- a/arch/arm/mach-at91/pm.c +++ b/arch/arm/mach-at91/pm.c @@ -201,7 +201,10 @@ extern u32 at91_slow_clock_sz; static int at91_pm_enter(suspend_state_t state) { - at91_gpio_suspend(); + if (of_have_populated_dt()) + at91_pinctrl_gpio_suspend(); + else + at91_gpio_suspend(); at91_irq_suspend(); pr_debug("AT91: PM - wake mask %08x, pm state %d\n", @@ -286,7 +289,10 @@ static int at91_pm_enter(suspend_state_t state) error: target_state = PM_SUSPEND_ON; at91_irq_resume(); - at91_gpio_resume(); + if (of_have_populated_dt()) + at91_pinctrl_gpio_resume(); + else + at91_gpio_resume(); return 0; } diff --git a/arch/arm/mach-davinci/dma.c b/arch/arm/mach-davinci/dma.c index a685e9706b7..45b7c71d9cc 100644 --- a/arch/arm/mach-davinci/dma.c +++ b/arch/arm/mach-davinci/dma.c @@ -743,6 +743,9 @@ EXPORT_SYMBOL(edma_free_channel); */ int edma_alloc_slot(unsigned ctlr, int slot) { + if (!edma_cc[ctlr]) + return -EINVAL; + if (slot >= 0) slot = EDMA_CHAN_SLOT(slot); diff --git a/arch/arm/mach-footbridge/Kconfig b/arch/arm/mach-footbridge/Kconfig index abda5a18a66..0f2111a1131 100644 --- a/arch/arm/mach-footbridge/Kconfig +++ b/arch/arm/mach-footbridge/Kconfig @@ -67,6 +67,7 @@ config ARCH_NETWINDER select ISA select ISA_DMA select PCI + select VIRT_TO_BUS help Say Y here if you intend to run this kernel on the Rebel.COM NetWinder. Information about this machine can be found at: diff --git a/arch/arm/mach-imx/clk-imx35.c b/arch/arm/mach-imx/clk-imx35.c index 74e3a34d78b..e13a8fa5e62 100644 --- a/arch/arm/mach-imx/clk-imx35.c +++ b/arch/arm/mach-imx/clk-imx35.c @@ -264,6 +264,7 @@ int __init mx35_clocks_init(void) clk_prepare_enable(clk[gpio3_gate]); clk_prepare_enable(clk[iim_gate]); clk_prepare_enable(clk[emi_gate]); + clk_prepare_enable(clk[max_gate]); /* * SCC is needed to boot via mmc after a watchdog reset. The clock code diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c index 7b025ee528a..2f9ff93a4e6 100644 --- a/arch/arm/mach-imx/clk-imx6q.c +++ b/arch/arm/mach-imx/clk-imx6q.c @@ -172,7 +172,7 @@ static struct clk *clk[clk_max]; static struct clk_onecell_data clk_data; static enum mx6q_clks const clks_init_on[] __initconst = { - mmdc_ch0_axi, rom, + mmdc_ch0_axi, rom, pll1_sys, }; static struct clk_div_table clk_enet_ref_table[] = { diff --git a/arch/arm/mach-imx/headsmp.S b/arch/arm/mach-imx/headsmp.S index 921fc155585..a58c8b0527c 100644 --- a/arch/arm/mach-imx/headsmp.S +++ b/arch/arm/mach-imx/headsmp.S @@ -26,16 +26,16 @@ ENDPROC(v7_secondary_startup) #ifdef CONFIG_PM /* - * 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 @@ -43,9 +43,9 @@ ENDPROC(v7_secondary_startup) 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 diff --git a/arch/arm/mach-imx/imx25-dt.c b/arch/arm/mach-imx/imx25-dt.c index 03b65e5ea54..82348391582 100644 --- a/arch/arm/mach-imx/imx25-dt.c +++ b/arch/arm/mach-imx/imx25-dt.c @@ -27,6 +27,11 @@ static const char * const imx25_dt_board_compat[] __initconst = { NULL }; +static void __init imx25_timer_init(void) +{ + mx25_clocks_init_dt(); +} + DT_MACHINE_START(IMX25_DT, "Freescale i.MX25 (Device Tree Support)") .map_io = mx25_map_io, .init_early = imx25_init_early, diff --git a/arch/arm/mach-imx/pm-imx6q.c b/arch/arm/mach-imx/pm-imx6q.c index ee42d20cba1..5faba7a3c95 100644 --- a/arch/arm/mach-imx/pm-imx6q.c +++ b/arch/arm/mach-imx/pm-imx6q.c @@ -22,8 +22,6 @@ #include "common.h" #include "hardware.h" -extern unsigned long phys_l2x0_saved_regs; - static int imx6q_suspend_finish(unsigned long val) { cpu_do_idle(); @@ -57,18 +55,5 @@ static const struct platform_suspend_ops imx6q_pm_ops = { void __init imx6q_pm_init(void) { - /* - * The l2x0 core code provides an infrastucture to save and restore - * l2x0 registers across suspend/resume cycle. But because imx6q - * retains L2 content during suspend and needs to resume L2 before - * MMU is enabled, it can only utilize register saving support and - * have to take care of restoring on its own. So we save physical - * address of the data structure used by l2x0 core to save registers, - * and later restore the necessary ones in imx6q resume entry. - */ -#ifdef CONFIG_CACHE_L2X0 - phys_l2x0_saved_regs = __pa(&l2x0_saved_regs); -#endif - suspend_set_ops(&imx6q_pm_ops); } diff --git a/arch/arm/mach-ixp4xx/vulcan-setup.c b/arch/arm/mach-ixp4xx/vulcan-setup.c index d42730a1d4a..d599e354ca5 100644 --- a/arch/arm/mach-ixp4xx/vulcan-setup.c +++ b/arch/arm/mach-ixp4xx/vulcan-setup.c @@ -163,6 +163,7 @@ static struct platform_device vulcan_max6369 = { static struct w1_gpio_platform_data vulcan_w1_gpio_pdata = { .pin = 14, + .ext_pullup_enable_pin = -EINVAL, }; static struct platform_device vulcan_w1_gpio = { diff --git a/arch/arm/mach-kirkwood/board-dt.c b/arch/arm/mach-kirkwood/board-dt.c index 2e73e9d53f7..d367aa6b47b 100644 --- a/arch/arm/mach-kirkwood/board-dt.c +++ b/arch/arm/mach-kirkwood/board-dt.c @@ -41,16 +41,12 @@ static void __init kirkwood_legacy_clk_init(void) struct device_node *np = of_find_compatible_node( NULL, NULL, "marvell,kirkwood-gating-clock"); - struct of_phandle_args clkspec; + struct clk *clk; clkspec.np = np; clkspec.args_count = 1; - clkspec.args[0] = CGC_BIT_GE0; - orion_clkdev_add(NULL, "mv643xx_eth_port.0", - of_clk_get_from_provider(&clkspec)); - clkspec.args[0] = CGC_BIT_PEX0; orion_clkdev_add("0", "pcie", of_clk_get_from_provider(&clkspec)); @@ -59,9 +55,24 @@ static void __init kirkwood_legacy_clk_init(void) orion_clkdev_add("1", "pcie", of_clk_get_from_provider(&clkspec)); - clkspec.args[0] = CGC_BIT_GE1; - orion_clkdev_add(NULL, "mv643xx_eth_port.1", + clkspec.args[0] = CGC_BIT_SDIO; + orion_clkdev_add(NULL, "mvsdio", of_clk_get_from_provider(&clkspec)); + + /* + * The ethernet interfaces forget the MAC address assigned by + * u-boot if the clocks are turned off. Until proper DT support + * is available we always enable them for now. + */ + clkspec.args[0] = CGC_BIT_GE0; + clk = of_clk_get_from_provider(&clkspec); + orion_clkdev_add(NULL, "mv643xx_eth_port.0", clk); + clk_prepare_enable(clk); + + clkspec.args[0] = CGC_BIT_GE1; + clk = of_clk_get_from_provider(&clkspec); + orion_clkdev_add(NULL, "mv643xx_eth_port.1", clk); + clk_prepare_enable(clk); } static void __init kirkwood_of_clk_init(void) diff --git a/arch/arm/mach-mmp/gplugd.c b/arch/arm/mach-mmp/gplugd.c index d1e2d595e79..f62b68d926f 100644 --- a/arch/arm/mach-mmp/gplugd.c +++ b/arch/arm/mach-mmp/gplugd.c @@ -9,6 +9,7 @@ */ #include <linux/init.h> +#include <linux/platform_device.h> #include <linux/gpio.h> #include <asm/mach/arch.h> diff --git a/arch/arm/mach-msm/last_radio_log.c b/arch/arm/mach-msm/last_radio_log.c index 1e243f46a96..7777767ee89 100644 --- a/arch/arm/mach-msm/last_radio_log.c +++ b/arch/arm/mach-msm/last_radio_log.c @@ -31,20 +31,8 @@ extern void *smem_item(unsigned id, unsigned *size); static ssize_t last_radio_log_read(struct file *file, char __user *buf, size_t len, loff_t *offset) { - loff_t pos = *offset; - ssize_t count; - - if (pos >= radio_log_size) - return 0; - - count = min(len, (size_t)(radio_log_size - pos)); - if (copy_to_user(buf, radio_log_base + pos, count)) { - pr_err("%s: copy to user failed\n", __func__); - return -EFAULT; - } - - *offset += count; - return count; + return simple_read_from_buffer(buf, len, offset, + radio_log_base, radio_log_size); } static struct file_operations last_radio_log_fops = { @@ -67,7 +55,8 @@ void msm_init_last_radio_log(struct module *owner) return; } - entry = create_proc_entry("last_radio_log", S_IFREG | S_IRUGO, NULL); + entry = proc_create("last_radio_log", S_IRUGO, NULL, + &last_radio_log_fops); if (!entry) { pr_err("%s: could not create proc entry for radio log\n", __func__); @@ -77,7 +66,6 @@ void msm_init_last_radio_log(struct module *owner) pr_err("%s: last radio log is %d bytes long\n", __func__, radio_log_size); last_radio_log_fops.owner = owner; - entry->proc_fops = &last_radio_log_fops; entry->size = radio_log_size; } EXPORT_SYMBOL(msm_init_last_radio_log); diff --git a/arch/arm/mach-mxs/icoll.c b/arch/arm/mach-mxs/icoll.c index 8fb23af154b..e26eeba4659 100644 --- a/arch/arm/mach-mxs/icoll.c +++ b/arch/arm/mach-mxs/icoll.c @@ -100,7 +100,7 @@ static struct irq_domain_ops icoll_irq_domain_ops = { .xlate = irq_domain_xlate_onecell, }; -void __init icoll_of_init(struct device_node *np, +static void __init icoll_of_init(struct device_node *np, struct device_node *interrupt_parent) { /* diff --git a/arch/arm/mach-mxs/mach-mxs.c b/arch/arm/mach-mxs/mach-mxs.c index 05218671334..e7b781d3788 100644 --- a/arch/arm/mach-mxs/mach-mxs.c +++ b/arch/arm/mach-mxs/mach-mxs.c @@ -41,8 +41,6 @@ static struct fb_videomode mx23evk_video_modes[] = { .lower_margin = 4, .hsync_len = 1, .vsync_len = 1, - .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT | - FB_SYNC_DOTCLK_FAILING_ACT, }, }; @@ -59,8 +57,6 @@ static struct fb_videomode mx28evk_video_modes[] = { .lower_margin = 10, .hsync_len = 10, .vsync_len = 10, - .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT | - FB_SYNC_DOTCLK_FAILING_ACT, }, }; @@ -77,7 +73,6 @@ static struct fb_videomode m28evk_video_modes[] = { .lower_margin = 45, .hsync_len = 1, .vsync_len = 1, - .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT, }, }; @@ -94,9 +89,7 @@ static struct fb_videomode apx4devkit_video_modes[] = { .lower_margin = 13, .hsync_len = 48, .vsync_len = 3, - .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT | - FB_SYNC_DATA_ENABLE_HIGH_ACT | - FB_SYNC_DOTCLK_FAILING_ACT, + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, }, }; @@ -113,9 +106,7 @@ static struct fb_videomode apf28dev_video_modes[] = { .lower_margin = 0x15, .hsync_len = 64, .vsync_len = 4, - .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT | - FB_SYNC_DATA_ENABLE_HIGH_ACT | - FB_SYNC_DOTCLK_FAILING_ACT, + .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, }, }; @@ -132,7 +123,6 @@ static struct fb_videomode cfa10049_video_modes[] = { .lower_margin = 2, .hsync_len = 15, .vsync_len = 15, - .sync = FB_SYNC_DATA_ENABLE_HIGH_ACT }, }; @@ -259,6 +249,8 @@ static void __init imx23_evk_init(void) mxsfb_pdata.mode_count = ARRAY_SIZE(mx23evk_video_modes); mxsfb_pdata.default_bpp = 32; mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT; + mxsfb_pdata.sync = MXSFB_SYNC_DATA_ENABLE_HIGH_ACT | + MXSFB_SYNC_DOTCLK_FAILING_ACT; } static inline void enable_clk_enet_out(void) @@ -278,6 +270,8 @@ static void __init imx28_evk_init(void) mxsfb_pdata.mode_count = ARRAY_SIZE(mx28evk_video_modes); mxsfb_pdata.default_bpp = 32; mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT; + mxsfb_pdata.sync = MXSFB_SYNC_DATA_ENABLE_HIGH_ACT | + MXSFB_SYNC_DOTCLK_FAILING_ACT; mxs_saif_clkmux_select(MXS_DIGCTL_SAIF_CLKMUX_EXTMSTR0); } @@ -297,6 +291,7 @@ static void __init m28evk_init(void) mxsfb_pdata.mode_count = ARRAY_SIZE(m28evk_video_modes); mxsfb_pdata.default_bpp = 16; mxsfb_pdata.ld_intf_width = STMLCDIF_18BIT; + mxsfb_pdata.sync = MXSFB_SYNC_DATA_ENABLE_HIGH_ACT; } static void __init sc_sps1_init(void) @@ -322,6 +317,8 @@ static void __init apx4devkit_init(void) mxsfb_pdata.mode_count = ARRAY_SIZE(apx4devkit_video_modes); mxsfb_pdata.default_bpp = 32; mxsfb_pdata.ld_intf_width = STMLCDIF_24BIT; + mxsfb_pdata.sync = MXSFB_SYNC_DATA_ENABLE_HIGH_ACT | + MXSFB_SYNC_DOTCLK_FAILING_ACT; } #define ENET0_MDC__GPIO_4_0 MXS_GPIO_NR(4, 0) @@ -402,17 +399,18 @@ static void __init cfa10049_init(void) { enable_clk_enet_out(); update_fec_mac_prop(OUI_CRYSTALFONTZ); + + mxsfb_pdata.mode_list = cfa10049_video_modes; + mxsfb_pdata.mode_count = ARRAY_SIZE(cfa10049_video_modes); + mxsfb_pdata.default_bpp = 32; + mxsfb_pdata.ld_intf_width = STMLCDIF_18BIT; + mxsfb_pdata.sync = MXSFB_SYNC_DATA_ENABLE_HIGH_ACT; } static void __init cfa10037_init(void) { enable_clk_enet_out(); update_fec_mac_prop(OUI_CRYSTALFONTZ); - - mxsfb_pdata.mode_list = cfa10049_video_modes; - mxsfb_pdata.mode_count = ARRAY_SIZE(cfa10049_video_modes); - mxsfb_pdata.default_bpp = 32; - mxsfb_pdata.ld_intf_width = STMLCDIF_18BIT; } static void __init apf28_init(void) @@ -423,6 +421,8 @@ static void __init apf28_init(void) mxsfb_pdata.mode_count = ARRAY_SIZE(apf28dev_video_modes); mxsfb_pdata.default_bpp = 16; mxsfb_pdata.ld_intf_width = STMLCDIF_16BIT; + mxsfb_pdata.sync = MXSFB_SYNC_DATA_ENABLE_HIGH_ACT | + MXSFB_SYNC_DOTCLK_FAILING_ACT; } static void __init mxs_machine_init(void) diff --git a/arch/arm/mach-mxs/mm.c b/arch/arm/mach-mxs/mm.c index a4294aa9f30..e63b7d87acb 100644 --- a/arch/arm/mach-mxs/mm.c +++ b/arch/arm/mach-mxs/mm.c @@ -18,6 +18,7 @@ #include <mach/mx23.h> #include <mach/mx28.h> +#include <mach/common.h> /* * Define the MX23 memory map. diff --git a/arch/arm/mach-mxs/ocotp.c b/arch/arm/mach-mxs/ocotp.c index 54add60f94c..1dff4670375 100644 --- a/arch/arm/mach-mxs/ocotp.c +++ b/arch/arm/mach-mxs/ocotp.c @@ -19,6 +19,7 @@ #include <asm/processor.h> /* for cpu_relax() */ #include <mach/mxs.h> +#include <mach/common.h> #define OCOTP_WORD_OFFSET 0x20 #define OCOTP_WORD_COUNT 0x20 diff --git a/arch/arm/mach-netx/generic.c b/arch/arm/mach-netx/generic.c index 27c2cb7ab81..1504b68f4c6 100644 --- a/arch/arm/mach-netx/generic.c +++ b/arch/arm/mach-netx/generic.c @@ -168,7 +168,7 @@ void __init netx_init_irq(void) { int irq; - vic_init(io_p2v(NETX_PA_VIC), 0, ~0, 0); + vic_init(io_p2v(NETX_PA_VIC), NETX_IRQ_VIC_START, ~0, 0); for (irq = NETX_IRQ_HIF_CHAINED(0); irq <= NETX_IRQ_HIF_LAST; irq++) { irq_set_chip_and_handler(irq, &netx_hif_chip, diff --git a/arch/arm/mach-netx/include/mach/irqs.h b/arch/arm/mach-netx/include/mach/irqs.h index 6ce914d54a3..8f74a844a77 100644 --- a/arch/arm/mach-netx/include/mach/irqs.h +++ b/arch/arm/mach-netx/include/mach/irqs.h @@ -17,42 +17,42 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ -#define NETX_IRQ_VIC_START 0 -#define NETX_IRQ_SOFTINT 0 -#define NETX_IRQ_TIMER0 1 -#define NETX_IRQ_TIMER1 2 -#define NETX_IRQ_TIMER2 3 -#define NETX_IRQ_SYSTIME_NS 4 -#define NETX_IRQ_SYSTIME_S 5 -#define NETX_IRQ_GPIO_15 6 -#define NETX_IRQ_WATCHDOG 7 -#define NETX_IRQ_UART0 8 -#define NETX_IRQ_UART1 9 -#define NETX_IRQ_UART2 10 -#define NETX_IRQ_USB 11 -#define NETX_IRQ_SPI 12 -#define NETX_IRQ_I2C 13 -#define NETX_IRQ_LCD 14 -#define NETX_IRQ_HIF 15 -#define NETX_IRQ_GPIO_0_14 16 -#define NETX_IRQ_XPEC0 17 -#define NETX_IRQ_XPEC1 18 -#define NETX_IRQ_XPEC2 19 -#define NETX_IRQ_XPEC3 20 -#define NETX_IRQ_XPEC(no) (17 + (no)) -#define NETX_IRQ_MSYNC0 21 -#define NETX_IRQ_MSYNC1 22 -#define NETX_IRQ_MSYNC2 23 -#define NETX_IRQ_MSYNC3 24 -#define NETX_IRQ_IRQ_PHY 25 -#define NETX_IRQ_ISO_AREA 26 +#define NETX_IRQ_VIC_START 64 +#define NETX_IRQ_SOFTINT (NETX_IRQ_VIC_START + 0) +#define NETX_IRQ_TIMER0 (NETX_IRQ_VIC_START + 1) +#define NETX_IRQ_TIMER1 (NETX_IRQ_VIC_START + 2) +#define NETX_IRQ_TIMER2 (NETX_IRQ_VIC_START + 3) +#define NETX_IRQ_SYSTIME_NS (NETX_IRQ_VIC_START + 4) +#define NETX_IRQ_SYSTIME_S (NETX_IRQ_VIC_START + 5) +#define NETX_IRQ_GPIO_15 (NETX_IRQ_VIC_START + 6) +#define NETX_IRQ_WATCHDOG (NETX_IRQ_VIC_START + 7) +#define NETX_IRQ_UART0 (NETX_IRQ_VIC_START + 8) +#define NETX_IRQ_UART1 (NETX_IRQ_VIC_START + 9) +#define NETX_IRQ_UART2 (NETX_IRQ_VIC_START + 10) +#define NETX_IRQ_USB (NETX_IRQ_VIC_START + 11) +#define NETX_IRQ_SPI (NETX_IRQ_VIC_START + 12) +#define NETX_IRQ_I2C (NETX_IRQ_VIC_START + 13) +#define NETX_IRQ_LCD (NETX_IRQ_VIC_START + 14) +#define NETX_IRQ_HIF (NETX_IRQ_VIC_START + 15) +#define NETX_IRQ_GPIO_0_14 (NETX_IRQ_VIC_START + 16) +#define NETX_IRQ_XPEC0 (NETX_IRQ_VIC_START + 17) +#define NETX_IRQ_XPEC1 (NETX_IRQ_VIC_START + 18) +#define NETX_IRQ_XPEC2 (NETX_IRQ_VIC_START + 19) +#define NETX_IRQ_XPEC3 (NETX_IRQ_VIC_START + 20) +#define NETX_IRQ_XPEC(no) (NETX_IRQ_VIC_START + 17 + (no)) +#define NETX_IRQ_MSYNC0 (NETX_IRQ_VIC_START + 21) +#define NETX_IRQ_MSYNC1 (NETX_IRQ_VIC_START + 22) +#define NETX_IRQ_MSYNC2 (NETX_IRQ_VIC_START + 23) +#define NETX_IRQ_MSYNC3 (NETX_IRQ_VIC_START + 24) +#define NETX_IRQ_IRQ_PHY (NETX_IRQ_VIC_START + 25) +#define NETX_IRQ_ISO_AREA (NETX_IRQ_VIC_START + 26) /* int 27 is reserved */ /* int 28 is reserved */ -#define NETX_IRQ_TIMER3 29 -#define NETX_IRQ_TIMER4 30 +#define NETX_IRQ_TIMER3 (NETX_IRQ_VIC_START + 29) +#define NETX_IRQ_TIMER4 (NETX_IRQ_VIC_START + 30) /* int 31 is reserved */ -#define NETX_IRQS 32 +#define NETX_IRQS (NETX_IRQ_VIC_START + 32) /* for multiplexed irqs on gpio 0..14 */ #define NETX_IRQ_GPIO(x) (NETX_IRQS + (x)) diff --git a/arch/arm/mach-omap1/common.h b/arch/arm/mach-omap1/common.h index fb18831e88a..14f7e992047 100644 --- a/arch/arm/mach-omap1/common.h +++ b/arch/arm/mach-omap1/common.h @@ -31,6 +31,8 @@ #include <plat/i2c.h> +#include <mach/irqs.h> + #if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) void omap7xx_map_io(void); #else diff --git a/arch/arm/mach-omap1/pm.c b/arch/arm/mach-omap1/pm.c index 7a7690ab6cb..ff72d297a17 100644 --- a/arch/arm/mach-omap1/pm.c +++ b/arch/arm/mach-omap1/pm.c @@ -37,7 +37,8 @@ #include <linux/suspend.h> #include <linux/sched.h> -#include <linux/proc_fs.h> +#include <linux/debugfs.h> +#include <linux/seq_file.h> #include <linux/interrupt.h> #include <linux/sysfs.h> #include <linux/module.h> @@ -422,23 +423,12 @@ void omap1_pm_suspend(void) omap_rev()); } -#if defined(DEBUG) && defined(CONFIG_PROC_FS) -static int g_read_completed; - +#ifdef CONFIG_DEBUG_FS /* * Read system PM registers for debugging */ -static int omap_pm_read_proc( - char *page_buffer, - char **my_first_byte, - off_t virtual_start, - int length, - int *eof, - void *data) +static int omap_pm_debug_show(struct seq_file *m, void *v) { - int my_buffer_offset = 0; - char * const my_base = page_buffer; - ARM_SAVE(ARM_CKCTL); ARM_SAVE(ARM_IDLECT1); ARM_SAVE(ARM_IDLECT2); @@ -479,10 +469,7 @@ static int omap_pm_read_proc( MPUI1610_SAVE(EMIFS_CONFIG); } - if (virtual_start == 0) { - g_read_completed = 0; - - my_buffer_offset += sprintf(my_base + my_buffer_offset, + seq_printf(m, "ARM_CKCTL_REG: 0x%-8x \n" "ARM_IDLECT1_REG: 0x%-8x \n" "ARM_IDLECT2_REG: 0x%-8x \n" @@ -512,8 +499,8 @@ static int omap_pm_read_proc( ULPD_SHOW(ULPD_STATUS_REQ), ULPD_SHOW(ULPD_POWER_CTRL)); - if (cpu_is_omap7xx()) { - my_buffer_offset += sprintf(my_base + my_buffer_offset, + if (cpu_is_omap7xx()) { + seq_printf(m, "MPUI7XX_CTRL_REG 0x%-8x \n" "MPUI7XX_DSP_STATUS_REG: 0x%-8x \n" "MPUI7XX_DSP_BOOT_CONFIG_REG: 0x%-8x \n" @@ -526,8 +513,8 @@ static int omap_pm_read_proc( MPUI7XX_SHOW(MPUI_DSP_API_CONFIG), MPUI7XX_SHOW(EMIFF_SDRAM_CONFIG), MPUI7XX_SHOW(EMIFS_CONFIG)); - } else if (cpu_is_omap15xx()) { - my_buffer_offset += sprintf(my_base + my_buffer_offset, + } else if (cpu_is_omap15xx()) { + seq_printf(m, "MPUI1510_CTRL_REG 0x%-8x \n" "MPUI1510_DSP_STATUS_REG: 0x%-8x \n" "MPUI1510_DSP_BOOT_CONFIG_REG: 0x%-8x \n" @@ -540,8 +527,8 @@ static int omap_pm_read_proc( MPUI1510_SHOW(MPUI_DSP_API_CONFIG), MPUI1510_SHOW(EMIFF_SDRAM_CONFIG), MPUI1510_SHOW(EMIFS_CONFIG)); - } else if (cpu_is_omap16xx()) { - my_buffer_offset += sprintf(my_base + my_buffer_offset, + } else if (cpu_is_omap16xx()) { + seq_printf(m, "MPUI1610_CTRL_REG 0x%-8x \n" "MPUI1610_DSP_STATUS_REG: 0x%-8x \n" "MPUI1610_DSP_BOOT_CONFIG_REG: 0x%-8x \n" @@ -554,28 +541,37 @@ static int omap_pm_read_proc( MPUI1610_SHOW(MPUI_DSP_API_CONFIG), MPUI1610_SHOW(EMIFF_SDRAM_CONFIG), MPUI1610_SHOW(EMIFS_CONFIG)); - } - - g_read_completed++; - } else if (g_read_completed >= 1) { - *eof = 1; - return 0; } - g_read_completed++; - *my_first_byte = page_buffer; - return my_buffer_offset; + return 0; +} + +static int omap_pm_debug_open(struct inode *inode, struct file *file) +{ + return single_open(file, omap_pm_debug_show, + &inode->i_private); } -static void omap_pm_init_proc(void) +static const struct file_operations omap_pm_debug_fops = { + .open = omap_pm_debug_open, + .read = seq_read, + .llseek = seq_lseek, + .release = seq_release, +}; + +static void omap_pm_init_debugfs(void) { - /* XXX Appears to leak memory */ - create_proc_read_entry("driver/omap_pm", - S_IWUSR | S_IRUGO, NULL, - omap_pm_read_proc, NULL); + struct dentry *d; + + d = debugfs_create_dir("pm_debug", NULL); + if (!d) + return; + + (void) debugfs_create_file("omap_pm", S_IWUSR | S_IRUGO, + d, NULL, &omap_pm_debug_fops); } -#endif /* DEBUG && CONFIG_PROC_FS */ +#endif /* CONFIG_DEBUG_FS */ /* * omap_pm_prepare - Do preliminary suspend work. @@ -701,8 +697,8 @@ static int __init omap_pm_init(void) suspend_set_ops(&omap_pm_ops); -#if defined(DEBUG) && defined(CONFIG_PROC_FS) - omap_pm_init_proc(); +#ifdef CONFIG_DEBUG_FS + omap_pm_init_debugfs(); #endif #ifdef CONFIG_OMAP_32K_TIMER diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index 49ac3dfebef..8111cd9ff3e 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -311,9 +311,6 @@ config MACH_OMAP_ZOOM2 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" @@ -321,9 +318,6 @@ config MACH_OMAP_ZOOM3 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" diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c index 0274ff7a2a2..e54a4806019 100644 --- a/arch/arm/mach-omap2/board-generic.c +++ b/arch/arm/mach-omap2/board-generic.c @@ -102,6 +102,7 @@ DT_MACHINE_START(OMAP3_DT, "Generic OMAP3 (Flattened Device Tree)") .init_irq = omap_intc_of_init, .handle_irq = omap3_intc_handle_irq, .init_machine = omap_generic_init, + .init_late = omap3_init_late, .init_time = omap3_sync32k_timer_init, .dt_compat = omap3_boards_compat, .restart = omap3xxx_restart, @@ -119,6 +120,7 @@ DT_MACHINE_START(OMAP3_GP_DT, "Generic OMAP3-GP (Flattened Device Tree)") .init_irq = omap_intc_of_init, .handle_irq = omap3_intc_handle_irq, .init_machine = omap_generic_init, + .init_late = omap3_init_late, .init_time = omap3_secure_sync32k_timer_init, .dt_compat = omap3_gp_boards_compat, .restart = omap3xxx_restart, diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c index f7c4616cbb6..d2ea68ea678 100644 --- a/arch/arm/mach-omap2/board-rx51.c +++ b/arch/arm/mach-omap2/board-rx51.c @@ -17,6 +17,7 @@ #include <linux/io.h> #include <linux/gpio.h> #include <linux/leds.h> +#include <linux/usb/phy.h> #include <linux/usb/musb.h> #include <linux/platform_data/spi-omap2-mcspi.h> @@ -98,6 +99,7 @@ static void __init rx51_init(void) sdrc_params = nokia_get_sdram_timings(); omap_sdrc_init(sdrc_params, sdrc_params); + usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb"); usb_musb_init(&musb_board_data); rx51_peripherals_init(); diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h index 0a6b9c7a63d..40f4a03d728 100644 --- a/arch/arm/mach-omap2/common.h +++ b/arch/arm/mach-omap2/common.h @@ -108,7 +108,6 @@ void omap35xx_init_late(void); void omap3630_init_late(void); void am35xx_init_late(void); void ti81xx_init_late(void); -void omap4430_init_late(void); int omap2_common_pm_late_init(void); #if defined(CONFIG_SOC_OMAP2420) || defined(CONFIG_SOC_OMAP2430) diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c index e4b16c8efe8..410e1bac781 100644 --- a/arch/arm/mach-omap2/gpmc.c +++ b/arch/arm/mach-omap2/gpmc.c @@ -1122,9 +1122,6 @@ int gpmc_calc_timings(struct gpmc_timings *gpmc_t, /* TODO: remove, see function definition */ gpmc_convert_ps_to_ns(gpmc_t); - /* Now the GPMC is initialised, unreserve the chip-selects */ - gpmc_cs_map = 0; - return 0; } @@ -1383,6 +1380,9 @@ static int gpmc_probe(struct platform_device *pdev) if (IS_ERR_VALUE(gpmc_setup_irq())) dev_warn(gpmc_dev, "gpmc_setup_irq failed\n"); + /* Now the GPMC is initialised, unreserve the chip-selects */ + gpmc_cs_map = 0; + rc = gpmc_probe_dt(pdev); if (rc < 0) { clk_disable_unprepare(gpmc_l3_clk); diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c index 6a217c98db5..f82cf878d6a 100644 --- a/arch/arm/mach-omap2/mux.c +++ b/arch/arm/mach-omap2/mux.c @@ -211,8 +211,6 @@ static int __init _omap_mux_get_by_name(struct omap_mux_partition *partition, return -EINVAL; } - pr_err("%s: Could not find signal %s\n", __func__, muxname); - return -ENODEV; } @@ -234,6 +232,8 @@ int __init omap_mux_get_by_name(const char *muxname, return mux_mode; } + pr_err("%s: Could not find signal %s\n", __func__, muxname); + return -ENODEV; } @@ -739,8 +739,9 @@ static void __init omap_mux_dbg_create_entry( list_for_each_entry(e, &partition->muxmodes, node) { struct omap_mux *m = &e->mux; - (void)debugfs_create_file(m->muxnames[0], S_IWUSR, mux_dbg_dir, - m, &omap_mux_dbg_signal_fops); + (void)debugfs_create_file(m->muxnames[0], S_IWUSR | S_IRUGO, + mux_dbg_dir, m, + &omap_mux_dbg_signal_fops); } } diff --git a/arch/arm/mach-pxa/raumfeld.c b/arch/arm/mach-pxa/raumfeld.c index af41888acbd..969b0ba7fa7 100644 --- a/arch/arm/mach-pxa/raumfeld.c +++ b/arch/arm/mach-pxa/raumfeld.c @@ -505,6 +505,7 @@ static struct w1_gpio_platform_data w1_gpio_platform_data = { .pin = GPIO_ONE_WIRE, .is_open_drain = 0, .enable_external_pullup = w1_enable_external_pullup, + .ext_pullup_enable_pin = -EINVAL, }; struct platform_device raumfeld_w1_gpio_device = { diff --git a/arch/arm/mach-s5pv210/clock.c b/arch/arm/mach-s5pv210/clock.c index fcdf52dbcc4..f051f53e35b 100644 --- a/arch/arm/mach-s5pv210/clock.c +++ b/arch/arm/mach-s5pv210/clock.c @@ -214,11 +214,6 @@ static struct clk clk_pcmcdclk2 = { .name = "pcmcdclk", }; -static struct clk dummy_apb_pclk = { - .name = "apb_pclk", - .id = -1, -}; - static struct clk *clkset_vpllsrc_list[] = { [0] = &clk_fin_vpll, [1] = &clk_sclk_hdmi27m, @@ -305,18 +300,6 @@ static struct clk_ops clk_fout_apll_ops = { static struct clk init_clocks_off[] = { { - .name = "dma", - .devname = "dma-pl330.0", - .parent = &clk_hclk_psys.clk, - .enable = s5pv210_clk_ip0_ctrl, - .ctrlbit = (1 << 3), - }, { - .name = "dma", - .devname = "dma-pl330.1", - .parent = &clk_hclk_psys.clk, - .enable = s5pv210_clk_ip0_ctrl, - .ctrlbit = (1 << 4), - }, { .name = "rot", .parent = &clk_hclk_dsys.clk, .enable = s5pv210_clk_ip0_ctrl, @@ -573,6 +556,20 @@ static struct clk clk_hsmmc3 = { .ctrlbit = (1<<19), }; +static struct clk clk_pdma0 = { + .name = "pdma0", + .parent = &clk_hclk_psys.clk, + .enable = s5pv210_clk_ip0_ctrl, + .ctrlbit = (1 << 3), +}; + +static struct clk clk_pdma1 = { + .name = "pdma1", + .parent = &clk_hclk_psys.clk, + .enable = s5pv210_clk_ip0_ctrl, + .ctrlbit = (1 << 4), +}; + static struct clk *clkset_uart_list[] = { [6] = &clk_mout_mpll.clk, [7] = &clk_mout_epll.clk, @@ -1075,6 +1072,8 @@ static struct clk *clk_cdev[] = { &clk_hsmmc1, &clk_hsmmc2, &clk_hsmmc3, + &clk_pdma0, + &clk_pdma1, }; /* Clock initialisation code */ @@ -1333,6 +1332,8 @@ static struct clk_lookup s5pv210_clk_lookup[] = { CLKDEV_INIT(NULL, "spi_busclk0", &clk_p), CLKDEV_INIT("s5pv210-spi.0", "spi_busclk1", &clk_sclk_spi0.clk), CLKDEV_INIT("s5pv210-spi.1", "spi_busclk1", &clk_sclk_spi1.clk), + CLKDEV_INIT("dma-pl330.0", "apb_pclk", &clk_pdma0), + CLKDEV_INIT("dma-pl330.1", "apb_pclk", &clk_pdma1), }; void __init s5pv210_register_clocks(void) @@ -1361,6 +1362,5 @@ void __init s5pv210_register_clocks(void) for (ptr = 0; ptr < ARRAY_SIZE(clk_cdev); ptr++) s3c_disable_clocks(clk_cdev[ptr], 1); - s3c24xx_register_clock(&dummy_apb_pclk); s3c_pwmclk_init(); } diff --git a/arch/arm/mach-s5pv210/mach-goni.c b/arch/arm/mach-s5pv210/mach-goni.c index 3a38f7b34b9..e373de44a8b 100644 --- a/arch/arm/mach-s5pv210/mach-goni.c +++ b/arch/arm/mach-s5pv210/mach-goni.c @@ -845,7 +845,7 @@ static struct fimc_source_info goni_camera_sensors[] = { .mux_id = 0, .flags = V4L2_MBUS_PCLK_SAMPLE_FALLING | V4L2_MBUS_VSYNC_ACTIVE_LOW, - .bus_type = FIMC_BUS_TYPE_ITU_601, + .fimc_bus_type = FIMC_BUS_TYPE_ITU_601, .board_info = &noon010pc30_board_info, .i2c_bus_num = 0, .clk_frequency = 16000000UL, diff --git a/arch/arm/mach-shmobile/board-marzen.c b/arch/arm/mach-shmobile/board-marzen.c index cdcb799e802..fec49ebc359 100644 --- a/arch/arm/mach-shmobile/board-marzen.c +++ b/arch/arm/mach-shmobile/board-marzen.c @@ -32,6 +32,7 @@ #include <linux/smsc911x.h> #include <linux/spi/spi.h> #include <linux/spi/sh_hspi.h> +#include <linux/mmc/host.h> #include <linux/mmc/sh_mobile_sdhi.h> #include <linux/mfd/tmio.h> #include <linux/usb/otg.h> diff --git a/arch/arm/mach-spear3xx/spear3xx.c b/arch/arm/mach-spear3xx/spear3xx.c index f9d754f90c5..d2b3937c401 100644 --- a/arch/arm/mach-spear3xx/spear3xx.c +++ b/arch/arm/mach-spear3xx/spear3xx.c @@ -14,7 +14,7 @@ #define pr_fmt(fmt) "SPEAr3xx: " fmt #include <linux/amba/pl022.h> -#include <linux/amba/pl08x.h> +#include <linux/amba/pl080.h> #include <linux/io.h> #include <plat/pl080.h> #include <mach/generic.h> diff --git a/arch/arm/mm/context.c b/arch/arm/mm/context.c index 7a0511191f6..a5a4b2bc42b 100644 --- a/arch/arm/mm/context.c +++ b/arch/arm/mm/context.c @@ -152,9 +152,9 @@ static int is_reserved_asid(u64 asid) return 0; } -static void new_context(struct mm_struct *mm, unsigned int cpu) +static u64 new_context(struct mm_struct *mm, unsigned int cpu) { - u64 asid = mm->context.id; + u64 asid = atomic64_read(&mm->context.id); u64 generation = atomic64_read(&asid_generation); if (asid != 0 && is_reserved_asid(asid)) { @@ -181,13 +181,14 @@ static void new_context(struct mm_struct *mm, unsigned int cpu) cpumask_clear(mm_cpumask(mm)); } - mm->context.id = asid; + return asid; } void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk) { unsigned long flags; unsigned int cpu = smp_processor_id(); + u64 asid; if (unlikely(mm->context.vmalloc_seq != init_mm.context.vmalloc_seq)) __check_vmalloc_seq(mm); @@ -198,20 +199,26 @@ void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk) */ cpu_set_reserved_ttbr0(); - if (!((mm->context.id ^ atomic64_read(&asid_generation)) >> ASID_BITS) - && atomic64_xchg(&per_cpu(active_asids, cpu), mm->context.id)) + asid = atomic64_read(&mm->context.id); + if (!((asid ^ atomic64_read(&asid_generation)) >> ASID_BITS) + && atomic64_xchg(&per_cpu(active_asids, cpu), asid)) goto switch_mm_fastpath; raw_spin_lock_irqsave(&cpu_asid_lock, flags); /* Check that our ASID belongs to the current generation. */ - if ((mm->context.id ^ atomic64_read(&asid_generation)) >> ASID_BITS) - new_context(mm, cpu); - - atomic64_set(&per_cpu(active_asids, cpu), mm->context.id); - cpumask_set_cpu(cpu, mm_cpumask(mm)); + asid = atomic64_read(&mm->context.id); + if ((asid ^ atomic64_read(&asid_generation)) >> ASID_BITS) { + asid = new_context(mm, cpu); + atomic64_set(&mm->context.id, asid); + } - if (cpumask_test_and_clear_cpu(cpu, &tlb_flush_pending)) + if (cpumask_test_and_clear_cpu(cpu, &tlb_flush_pending)) { + local_flush_bp_all(); local_flush_tlb_all(); + } + + atomic64_set(&per_cpu(active_asids, cpu), asid); + cpumask_set_cpu(cpu, mm_cpumask(mm)); raw_spin_unlock_irqrestore(&cpu_asid_lock, flags); switch_mm_fastpath: diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index c7e3759f16d..e9db6b4bf65 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -342,6 +342,7 @@ static int __init atomic_pool_init(void) { struct dma_pool *pool = &atomic_pool; pgprot_t prot = pgprot_dmacoherent(pgprot_kernel); + gfp_t gfp = GFP_KERNEL | GFP_DMA; unsigned long nr_pages = pool->size >> PAGE_SHIFT; unsigned long *bitmap; struct page *page; @@ -361,8 +362,8 @@ static int __init atomic_pool_init(void) ptr = __alloc_from_contiguous(NULL, pool->size, prot, &page, atomic_pool_init); else - ptr = __alloc_remap_buffer(NULL, pool->size, GFP_KERNEL, prot, - &page, atomic_pool_init); + ptr = __alloc_remap_buffer(NULL, pool->size, gfp, prot, &page, + atomic_pool_init); if (ptr) { int i; diff --git a/arch/arm/mm/idmap.c b/arch/arm/mm/idmap.c index 2dffc010cc4..5ee505c937d 100644 --- a/arch/arm/mm/idmap.c +++ b/arch/arm/mm/idmap.c @@ -141,6 +141,7 @@ void setup_mm_for_reboot(void) { /* Switch to the identity mapping. */ cpu_switch_mm(idmap_pgd, &init_mm); + local_flush_bp_all(); #ifdef CONFIG_CPU_HAS_ASID /* diff --git a/arch/arm/mm/proc-v7-3level.S b/arch/arm/mm/proc-v7-3level.S index 50bf1dafc9e..6ffd78c0f9a 100644 --- a/arch/arm/mm/proc-v7-3level.S +++ b/arch/arm/mm/proc-v7-3level.S @@ -48,7 +48,7 @@ ENTRY(cpu_v7_switch_mm) #ifdef CONFIG_MMU mmid r1, r1 @ get mm->context.id - and r3, r1, #0xff + asid r3, r1 mov r3, r3, lsl #(48 - 32) @ ASID mcrr p15, 0, r0, r3, c2 @ set TTB 0 isb diff --git a/arch/arm/net/bpf_jit_32.c b/arch/arm/net/bpf_jit_32.c index 6828ef6ce80..a0bd8a755bd 100644 --- a/arch/arm/net/bpf_jit_32.c +++ b/arch/arm/net/bpf_jit_32.c @@ -576,7 +576,7 @@ load_ind: /* x = ((*(frame + k)) & 0xf) << 2; */ ctx->seen |= SEEN_X | SEEN_DATA | SEEN_CALL; /* the interpreter should deal with the negative K */ - if (k < 0) + if ((int)k < 0) return -1; /* offset in r1: we might have to take the slow path */ emit_mov_i(r_off, k, ctx); diff --git a/arch/arm/plat-orion/addr-map.c b/arch/arm/plat-orion/addr-map.c index febe3862873..807ac8e5cbc 100644 --- a/arch/arm/plat-orion/addr-map.c +++ b/arch/arm/plat-orion/addr-map.c @@ -157,9 +157,12 @@ void __init orion_setup_cpu_mbus_target(const struct orion_addr_map_cfg *cfg, u32 size = readl(ddr_window_cpu_base + DDR_SIZE_CS_OFF(i)); /* - * Chip select enabled? + * We only take care of entries for which the chip + * select is enabled, and that don't have high base + * address bits set (devices can only access the first + * 32 bits of the memory). */ - if (size & 1) { + if ((size & 1) && !(base & 0xF)) { struct mbus_dram_window *w; w = &orion_mbus_dram_info.cs[cs++]; diff --git a/arch/arm/plat-spear/Kconfig b/arch/arm/plat-spear/Kconfig index 739d016eb27..8a08c31b5e2 100644 --- a/arch/arm/plat-spear/Kconfig +++ b/arch/arm/plat-spear/Kconfig @@ -10,7 +10,7 @@ choice config ARCH_SPEAR13XX bool "ST SPEAr13xx with Device Tree" - select ARCH_HAVE_CPUFREQ + select ARCH_HAS_CPUFREQ select ARM_GIC select CPU_V7 select GPIO_SPEAR_SPICS |