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2013-09-19cpufreq: imx6q-cpufreq: assign cpu_dev correctly to cpu0 deviceSudeep KarkadaNagesha
Commit cdc58d602d2e657602a90c190cbf745886c95977 "cpufreq: imx6q-cpufreq: remove device tree parsing for cpu nodes" assumed the pdev->dev is set to cpu0 device in the platform code. But it actually points to the virtual cpufreq-cpu0 platform device which is not present in the device tree. Most of the information needed by cpufreq is stored in cpu0 DT node. So cpu_dev must point to cpu0 device. This patch fixes the wrong assignment to cpu_dev. Reported-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Tested-by: Shawn Guo <shawn.guo@linaro.org> Signed-off-by: Sudeep KarkadaNagesha <sudeep.karkadanagesha@arm.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
2013-09-06Merge tag 'soc-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc Pull ARM SoC platform changes from Olof Johansson: "This branch contains mostly additions and changes to platform enablement and SoC-level drivers. Since there's sometimes a dependency on device-tree changes, there's also a fair amount of those in this branch. Pieces worth mentioning are: - Mbus driver for Marvell platforms, allowing kernel configuration and resource allocation of on-chip peripherals. - Enablement of the mbus infrastructure from Marvell PCI-e drivers. - Preparation of MSI support for Marvell platforms. - Addition of new PCI-e host controller driver for Tegra platforms - Some churn caused by sharing of macro names between i.MX 6Q and 6DL platforms in the device tree sources and header files. - Various suspend/PM updates for Tegra, including LP1 support. - Versatile Express support for MCPM, part of big little support. - Allwinner platform support for A20 and A31 SoCs (dual and quad Cortex-A7) - OMAP2+ support for DRA7, a new Cortex-A15-based SoC. The code that touches other architectures are patches moving MSI arch-specific functions over to weak symbols and removal of ARCH_SUPPORTS_MSI, acked by PCI maintainers" * tag 'soc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (266 commits) tegra-cpuidle: provide stub when !CONFIG_CPU_IDLE PCI: tegra: replace devm_request_and_ioremap by devm_ioremap_resource ARM: tegra: Drop ARCH_SUPPORTS_MSI and sort list ARM: dts: vf610-twr: enable i2c0 device ARM: dts: i.MX51: Add one more I2C2 pinmux entry ARM: dts: i.MX51: Move pins configuration under "iomuxc" label ARM: dtsi: imx6qdl-sabresd: Add USB OTG vbus pin to pinctrl_hog ARM: dtsi: imx6qdl-sabresd: Add USB host 1 VBUS regulator ARM: dts: imx27-phytec-phycore-som: Enable AUDMUX ARM: dts: i.MX27: Disable AUDMUX in the template ARM: dts: wandboard: Add support for SDIO bcm4329 ARM: i.MX5 clocks: Remove optional clock setup (CKIH1) from i.MX51 template ARM: dts: imx53-qsb: Make USBH1 functional ARM i.MX6Q: dts: Enable I2C1 with EEPROM and PMIC on Phytec phyFLEX-i.MX6 Ouad module ARM i.MX6Q: dts: Enable SPI NOR flash on Phytec phyFLEX-i.MX6 Ouad module ARM: dts: imx6qdl-sabresd: Add touchscreen support ARM: imx: add ocram clock for imx53 ARM: dts: imx: ocram size is different between imx6q and imx6dl ARM: dts: imx27-phytec-phycore-som: Fix regulator settings ARM: dts: i.MX27: Remove clock name from CPU node ...
2013-08-22ARM: imx6q: remove board specific CLKO setupShawn Guo
The CLKO is widely used by imx6q board designs to clock audio codec. Since most codecs accept 24 MHz frequency, let's initially set up CLKO with OSC24M (cko <-- cko2 <-- osc). Then those board specific CLKO setup for audio codec can be removed. The board dts files also need an update on cko reference in codec node. Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2013-08-22phy: micrel: Add definitions for common Micrel PHY registersDinh Nguyen
Add defines for common Micrel PHY setups so that other platforms can use them. Update imx61 and sama5 hardware to use the micrel_phy.h PHY defines. Also add support for the KSZ9021RLRN PHY. Signed-off-by: Dinh Nguyen <dinguyen@altera.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com> Acked-by: David S. Miller <davem@davemloft.net> CC: Andrew Victor <linux@maxim.org.za> CC: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com> Cc: netdev@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2013-08-22ARM: imx: Move anatop related from board file to anatop driverPeter Chen
Move anatop related (For USB) from board file to anatop driver Signed-off-by: Peter Chen <peter.chen@freescale.com> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2013-08-21cpufreq: imx6q-cpufreq: remove device tree parsing for cpu nodesSudeep KarkadaNagesha
Now that the cpu device registration initialises the of_node(if available) appropriately for all the cpus, parsing here is redundant. This patch removes all DT parsing and uses cpu->of_node instead. Acked-by: Shawn Guo <shawn.guo@linaro.org> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Sudeep KarkadaNagesha <sudeep.karkadanagesha@arm.com>
2013-08-16ARM: imx: let L2 initialization be a common functionShawn Guo
Move imx6q L2 initialization function imx6q_init_l2cache() into system.c, and rename it imx_init_l2cache(), so that other platforms other than imx6q can also use the function. Signed-off-by: Shawn Guo <shawn.guo@linaro.org> Acked-by: Dirk Behme <dirk.behme@de.bosch.com>
2013-08-16ARM i.MX6Q: Use ENET_CLK_SEL defines in imx6q_1588_initPhilipp Zabel
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2013-08-16ARM: i.MX6: add ethernet phy fixup for KSZ9031Sascha Hauer
The KSZ9031 is used on the i.MX6 based Data Modul eDM-QMX6 board. It needs the same fixup to the rx/tx delays as other i.MX6 boards. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2013-08-16ARM: i.MX6: add ethernet phy fixup for AR8031Sascha Hauer
The AR8031 is used on the i.MX6 based sabreSD, sabreauto and wandboard. All need the same fixup, so add it for all i.MX6. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2013-08-16ARM: i.MX6: call ksz9021 phy fixup for all i.MX6 boardsSascha Hauer
In current U-Boot the sabrelite, nitrogen6x and titanium all need the same fixup for the ksz9021 phy. Instead of limiting the fixup to a single board apply them for all. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2013-07-09reboot: arm: change reboot_mode to use enum reboot_modeRobin Holt
Preparing to move the parsing of reboot= to generic kernel code forces the change in reboot_mode handling to use the enum. [akpm@linux-foundation.org: fix arch/arm/mach-socfpga/socfpga.c] Signed-off-by: Robin Holt <holt@sgi.com> Cc: Russell King <rmk+kernel@arm.linux.org.uk> Cc: Russ Anderson <rja@sgi.com> Cc: Robin Holt <holt@sgi.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Guan Xuetao <gxt@mprc.pku.edu.cn> Acked-by: Russell King <rmk+kernel@arm.linux.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2013-06-17ARM: clk-imx6qdl: Add clko1 configuration for imx6qdl-sabresdNicolin Chen
WM8962 needs 24MHz clock for its MCLK, so choose PLL4 as the parent of clko1. Signed-off-by: Nicolin Chen <b42378@freescale.com> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2013-06-17ARM: imx6: use common of_clk_init() call to initialize clocksShawn Guo
Instead of explicitly calling clock initialization functions, we can declare the functions with CLK_OF_DECLARE() and then call common of_clk_init() to have them invoked properly. Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2013-06-17ARM: i.MX6: add i.MX6 specific L2 cache configurationDirk Behme
To improve the performance and power consumption add an i.MX6 specific L2 cache initialization. This configuration is taken from Freescale's kernel patch "ENGR00153601 [MX6]Adjust L2 cache parameter" [1] with two additional improvements: a) The L2X0_POWER_CTRL has only the two bits we set. So no need to read the register before. Remove the register read done in Freescale's patch. b) In the L2X0_PREFETCH_CTRL register, besides the double linefill (bit[30]), additionally enable the instruction and data prefetch (bit[29-28]). Signed-off-by: Dirk Behme <dirk.behme@de.bosch.com> Signed-off-by: Shawn Guo <shawn.guo@linaro.org> [1] http://git.freescale.com/git/cgit.cgi/imx/linux-2.6-imx.git/commit/arch/arm/mach-mx6/mm.c?h=imx_3.0.35_12.09.01&id=814656410b40c67a10b25300e51b0477b2bb96d1
2013-05-07Merge tag 'soc-for-linus-3' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc Pull ARM SoC platform updates (part 3) from Arnd Bergmann: "This is the third and smallest of the SoC specific updates. Changes include: - SMP support for the Xilinx zynq platform - Smaller imx changes - LPAE support for mvebu - Moving the orion5x, kirkwood, dove and mvebu platforms to a common "mbus" driver for their internal devices. It would be good to get feedback on the location of the "mbus" driver. Since this is used on multiple platforms may potentially get shared with other architectures (powerpc and arm64), it was moved to drivers/bus/. We expect other similar drivers to get moved to the same place in order to avoid creating more top-level directories under drivers/ or cluttering up the messy drivers/misc/ even more." * tag 'soc-for-linus-3' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (50 commits) ARM: imx: reset_controller may be disabled ARM: mvebu: Align the internal registers virtual base to support LPAE ARM: mvebu: Limit the DMA zone when LPAE is selected arm: plat-orion: remove addr-map code arm: mach-mv78xx0: convert to use the mvebu-mbus driver arm: mach-orion5x: convert to use mvebu-mbus driver arm: mach-dove: convert to use mvebu-mbus driver arm: mach-kirkwood: convert to use mvebu-mbus driver arm: mach-mvebu: convert to use mvebu-mbus driver ARM i.MX53: set CLK_SET_RATE_PARENT flag on the tve_ext_sel clock ARM i.MX53: tve_di clock is not part of the CCM, but of TVE ARM i.MX53: make tve_ext_sel propagate rate change to PLL ARM i.MX53: Remove unused tve_gate clkdev entry ARM i.MX5: Remove tve_sel clock from i.MX53 clock tree ARM: i.MX5: Add PATA and SRTC clocks ARM: imx: do not bring up unavailable cores ARM: imx: add initial imx6dl support ARM: imx1: mm: add call to mxc_device_init ARM: imx_v4_v5_defconfig: Add CONFIG_GPIO_SYSFS ARM: imx_v6_v7_defconfig: Select CONFIG_PERF_EVENTS ...
2013-05-02Merge tag 'cleanup-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc Pull ARM SoC cleanup from Olof Johansson: "Here is a collection of cleanup patches. Among the pieces that stand out are: - The deletion of h720x platforms - Split of at91 non-dt platforms to their own Kconfig file to keep them separate - General cleanups and refactoring of i.MX and MXS platforms - Some restructuring of clock tables for OMAP - Convertion of PMC driver for Tegra to dt-only - Some renames of sunxi -> sun4i (Allwinner A10) - ... plus a bunch of other stuff that I haven't mentioned" * tag 'cleanup-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (119 commits) ARM: i.MX: remove unused ARCH_* configs ARM i.MX53: remove platform ahci support ARM: sunxi: Rework the restart code irqchip: sunxi: Rename sunxi to sun4i irqchip: sunxi: Make use of the IRQCHIP_DECLARE macro clocksource: sunxi: Rename sunxi to sun4i clocksource: sunxi: make use of CLKSRC_OF clocksource: sunxi: Cleanup the timer code ARM: at91: remove trailing semicolon from macros ARM: at91/setup: fix trivial typos ARM: EXYNOS: remove "config EXYNOS_DEV_DRM" ARM: EXYNOS: change the name of USB ohci header ARM: SAMSUNG: Remove unnecessary code for dma ARM: S3C24XX: Remove unused GPIO drive strength register definitions ARM: OMAP4+: PM: Restore CPU power state to ON with clockdomain force wakeup method ARM: S3C24XX: Removed unneeded dependency on CPU_S3C2412 ARM: S3C24XX: Removed unneeded dependency on CPU_S3C2410 ARM: S3C24XX: Removed unneeded dependency on ARCH_S3C24XX for boards ARM: SAMSUNG: Fix typo "CONFIG_SAMSUNG_DEV_RTC" ARM: S5P64X0: Fix typo "CONFIG_S5P64X0_SETUP_SDHCI" ...
2013-04-13Merge tag 'imx-soc-3.10' of git://git.linaro.org/people/shawnguo/linux-2.6 ↵Olof Johansson
into next/soc2 From Shawn Guo: The imx soc changes for 3.10: * Enable anatop, well bisa and RBC for suspend to optimize the power consumption a little bit * Clock changes for TVE, LDB, PATA, SRTC support * Add System Reset Controller (SRC) support for imx5 and imx6 * Add initial imx6dl support based on imx6q code * Kconfig for cpufreq-cpu0, defconfig updates and few other changes * tag 'imx-soc-3.10' of git://git.linaro.org/people/shawnguo/linux-2.6: (275 commits) ARM i.MX53: set CLK_SET_RATE_PARENT flag on the tve_ext_sel clock ARM i.MX53: tve_di clock is not part of the CCM, but of TVE ARM i.MX53: make tve_ext_sel propagate rate change to PLL ARM i.MX53: Remove unused tve_gate clkdev entry ARM i.MX5: Remove tve_sel clock from i.MX53 clock tree ARM: i.MX5: Add PATA and SRTC clocks ARM: imx: do not bring up unavailable cores ARM: imx: add initial imx6dl support ARM: imx1: mm: add call to mxc_device_init ARM: imx_v4_v5_defconfig: Add CONFIG_GPIO_SYSFS ARM: imx_v6_v7_defconfig: Select CONFIG_PERF_EVENTS ARM: i.MX53 Add the cko1, cko2 clock outputs. staging: drm/imx: Use SRC to reset IPU ARM i.MX6q: Add GPU, VPU, IPU, and OpenVG resets to System Reset Controller (SRC) ARM: imx: do not use regmap_read for ANADIG_DIGPROG ARM i.MX6q: set the LDB serial clock parent to the video PLL ARM i.MX6q: Add audio/video PLL post dividers for i.MX6q rev 1.1 ARM i.MX6q: fix ldb di divider and selector clocks ARM i.MX53: fix ldb di divider and selector clocks ARM i.MX: Add imx_clk_divider_flags and imx_clk_mux_flags ... Signed-off-by: Olof Johansson <olof@lixom.net> Trivial change/change conflict in arch/arm/mach-imx/mach-imx6q.c resolved.
2013-04-12ARM: imx: add initial imx6dl supportShawn Guo
The i.MX6 DualLite/Solo is another i.MX6 family SoC, which is highly compatible with i.MX6 Quad/Dual. And that's why we choose to support it using imx6q code with cpu_is_imx6dl() check when necessary. Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2013-04-12ARM: imx: do not use regmap_read for ANADIG_DIGPROGShawn Guo
Function imx_anatop_get_digprog() that reads register ANADIG_DIGPROG is called to identify silicon version. Users might query silicon version earlier than regmap subsystem is ready. For example, imx6q clock driver query revision in mx6q_clocks_init(), where regmap is not initialized yet. Change imx_anatop_get_digprog() to map anatop block and read ANADIG_DIGPROG in the native way, so that the function can work at very early stage. While at it, let's move imx_print_silicon_rev() back to imx6q_timer_init() to have the message show up a little earlier. Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2013-04-12ARM i.MX6q: export imx6q_revisionPhilipp Zabel
So it can be used in clk-imx6q.c for revision dependent clock tree setup. Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2013-04-12ARM: imx: enable anatop suspend/resumeAnson Huang
Anatop module have sereval configurations for user to reduce the power consumption in suspend, provide suspend/resume interface for further use and enable fet_odrive to reduce CORE LDO leakage during suspend. As we have a common anatop file, remove all the operations of anatop module in other files, use anatop interfaces to do that. Signed-off-by: Anson Huang <b20788@freescale.com> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2013-04-01ARM: mach-imx: mach-imx6q: Fix sparse warningsFabio Estevam
Fix the following sparse warnings: arch/arm/mach-imx/mach-imx6q.c:60:6: warning: symbol 'imx6q_restart' was not declared. Should it be static? arch/arm/mach-imx/mach-imx6q.c:223:24: warning: symbol 'imx6q_cpufreq_pdev' was not declared. Should it be static? Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2013-03-11ARM: smp_twd: convert to use CLKSRC_OF initRob Herring
Now that we have OF based init with CLKSRC_OF, convert smp_twd init function to use it and covert all callers of twd_local_timer_of_register. Signed-off-by: Rob Herring <rob.herring@calxeda.com> Cc: Shawn Guo <shawn.guo@linaro.org> Cc: Sascha Hauer <kernel@pengutronix.de> Cc: Russell King <linux@arm.linux.org.uk> Cc: Viresh Kumar <viresh.linux@gmail.com> Cc: Shiraz Hashim <shiraz.hashim@st.com> Cc: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com> Cc: John Stultz <johnstul@us.ibm.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: linux-omap@vger.kernel.org Cc: spear-devel@list.st.com Reviewed-by: Stephen Warren <swarren@nvidia.com> Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com> Acked-by: Tony Lindgren <tony@atomide.com> Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-03-01Merge tag 'late-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds
Pull ARM SoC i.MX DT changes from Olof Johansson: "This branch contains of devicetree changes for the Freescale i.MX platform. The base patch of the branch changes the format of the dts files to a slightly different format that makes it easier to do derivative board definitions, but it also introduces a lot of churn in the process since every line of the file is touched. On top of that are a handful of the regular changes; enabling more boards as DT-based instead of legacy board files (mx25pdk), enabling another driver for devicetree and thus adding bindings (onewire), etc. I'm not happy about the churn, and will likely not take it for other platforms in the future." * tag 'late-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (21 commits) ARM: dts: add dtsi for imx6q and imx6dl ARM: dts: rename imx6q.dtsi to imx6qdl.dtsi ARM: dts: i.MX6: Add regulator delay support ARM: dts: Add device tree entry for onewire master on i.MX53 ARM: i.MX53: Add clocks for i.mx53 onewire master. W1: Add device tree support to MXC onewire master. ARM: imx: enable imx6q-cpufreq support ARM: dts: Add apf51 basic support ARM i.MX6: change mxs usbphy clock usage ARM: dts: imx6q: Remove silicon version from SDMA firmware ARM i.MX53: dts: add oftree for MBa53 baseboard ARM i.MX53: add dts for the TQ tqma53 module ARM: dts: imx53: pinctrl update ARM i.MX51 babbage: Add keypad support ARM: dts: imx: Add imx51 KPP entry ARM: dts: imx25-karo-tx25: Put status entry in the end ARM: mx25pdk: Add device tree support ARM: dts: imx: use nodes label in board dts ARM: dts: add missing imx dtb targets ARM: boot: dts: Add an entry for imx27-pdk.dtb ...
2013-02-19Merge branch 'imx/cpuidle' into late/dtArnd Bergmann
This resolves one non-obvious merge conflict between the imx cpuidle patches and the imx DT changes for 3.9. Conflicts: arch/arm/mach-imx/mach-imx6q.c Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2013-02-10ARM: imx: enable imx6q-cpufreq supportShawn Guo
Update operating-points per hardware document and add support for 1 GHz and 1.2 GHz frequencies. 400 MHz, 800 MHz and 1 GHz should be supported by all i.MX6Q chips, while 1.2 GHz support needs to know from OTP fuse bit. Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2013-02-05Merge tag 'imx6q-cpudile-3.9' of ↵Olof Johansson
git://git.linaro.org/people/shawnguo/linux-2.6 into next/soc From Shawn Guo: imx6q cpuidle support for 3.9 - It's based on imx-cleanup-3.9 to avoid conflicts. * tag 'imx6q-cpudile-3.9' of git://git.linaro.org/people/shawnguo/linux-2.6: ARM: imx6q: support WAIT mode using cpuidle ARM: imx: move imx6q_cpuidle_driver into a separate file ARM: imx: mask gpc interrupts initially ARM: imx: return zero in case next event gets a large increment ARM: imx: Remove mx508 support ARM: imx: Remove mach-mx51_3ds board ARM: imx: use debug_ll_io_init() for imx6q ARM: imx: remove unused imx6q_clock_map_io() ARM: mach-imx: Kconfig: Do not select Babbage for MACH_IMX51_DT Signed-off-by: Olof Johansson <olof@lixom.net> Still, two delete/change conflicts caused by imx/cleanup: arch/arm/mach-imx/mach-mx50_rdp.c arch/arm/mach-imx/mach-mx51_3ds.c
2013-01-30ARM: imx6q: support WAIT mode using cpuidleShawn Guo
Add WAIT mode (ARM core clock gating) support to imx6q cpuidle driver. As WAIT mode is broken on imx6q TO 1.0 and 1.1, it only enables the support for revision 1.2 with chicken bit set. Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2013-01-30ARM: imx: move imx6q_cpuidle_driver into a separate fileShawn Guo
Move imx6q_cpuidle_driver into a separate file as more codes will be added when WAIT mode gets implemented as cpuidle. Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2013-01-29ARM: imx: use debug_ll_io_init() for imx6qShawn Guo
Use debug_ll_io_init() to map low level debug port for imx6q, so that arch/arm/mach-imx/lluart.c can be removed. Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2013-01-29ARM: imx: remove unused imx6q_clock_map_io()Shawn Guo
imx6q_clock_map_io() becomes an empty function since imx6q clock driver is moved to common clock framework. It's used nowhere now. Remove it. Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2013-01-15Merge tag 'gic-vic-to-irqchip' of git://sources.calxeda.com/kernel/linux ↵Olof Johansson
into next/cleanup From Rob Herring: Initial irqchip init infrastructure and GIC and VIC clean-ups This creates irqchip initialization infrastructure from Thomas Petazzoni. The VIC and GIC irqchip code is moved to drivers/irqchips and adapted to use the new infrastructure. All DT enabled platforms using GIC and VIC are converted over to use the new irqchip_init. * tag 'gic-vic-to-irqchip' of git://sources.calxeda.com/kernel/linux: irqchip: Move ARM vic.h to include/linux/irqchip/arm-vic.h ARM: picoxcell: use common irqchip_init function ARM: spear: use common irqchip_init function irqchip: Move ARM VIC to drivers/irqchip ARM: samsung: remove unused tick.h ARM: remove unneeded vic.h includes ARM: remove mach .handle_irq for VIC users ARM: VIC: set handle_arch_irq in VIC initialization ARM: VIC: shrink down vic.h irqchip: Move ARM gic.h to include/linux/irqchip/arm-gic.h ARM: use common irqchip_init for GIC init irqchip: Move ARM GIC to drivers/irqchip ARM: remove mach .handle_irq for GIC users ARM: GIC: set handle_arch_irq in GIC initialization ARM: GIC: remove direct use of gic_raise_softirq ARM: GIC: remove assembly ifdefs from gic.h ARM: mach-ux500: use SGI0 to wake up the other core arm: add set_handle_irq() to register the parent IRQ controller handler function irqchip: add basic infrastructure irqchip: add to the directories part of the IRQ subsystem in MAINTAINERS Fixed up massive merge conflicts with the timer cleanup due to adjacent changes: Signed-off-by: Olof Johansson <olof@lixom.net> Conflicts: arch/arm/mach-bcm/board_bcm.c arch/arm/mach-cns3xxx/cns3420vb.c arch/arm/mach-ep93xx/adssphere.c arch/arm/mach-ep93xx/edb93xx.c arch/arm/mach-ep93xx/gesbc9312.c arch/arm/mach-ep93xx/micro9.c arch/arm/mach-ep93xx/simone.c arch/arm/mach-ep93xx/snappercl15.c arch/arm/mach-ep93xx/ts72xx.c arch/arm/mach-ep93xx/vision_ep9307.c arch/arm/mach-highbank/highbank.c arch/arm/mach-imx/mach-imx6q.c arch/arm/mach-msm/board-dt-8960.c arch/arm/mach-netx/nxdb500.c arch/arm/mach-netx/nxdkn.c arch/arm/mach-netx/nxeb500hmi.c arch/arm/mach-nomadik/board-nhk8815.c arch/arm/mach-picoxcell/common.c arch/arm/mach-realview/realview_eb.c arch/arm/mach-realview/realview_pb1176.c arch/arm/mach-realview/realview_pb11mp.c arch/arm/mach-realview/realview_pba8.c arch/arm/mach-realview/realview_pbx.c arch/arm/mach-socfpga/socfpga.c arch/arm/mach-spear13xx/spear1310.c arch/arm/mach-spear13xx/spear1340.c arch/arm/mach-spear13xx/spear13xx.c arch/arm/mach-spear3xx/spear300.c arch/arm/mach-spear3xx/spear310.c arch/arm/mach-spear3xx/spear320.c arch/arm/mach-spear3xx/spear3xx.c arch/arm/mach-spear6xx/spear6xx.c arch/arm/mach-tegra/board-dt-tegra20.c arch/arm/mach-tegra/board-dt-tegra30.c arch/arm/mach-u300/core.c arch/arm/mach-ux500/board-mop500.c arch/arm/mach-ux500/cpu-db8500.c arch/arm/mach-versatile/versatile_ab.c arch/arm/mach-versatile/versatile_dt.c arch/arm/mach-versatile/versatile_pb.c arch/arm/mach-vexpress/v2m.c include/asm-generic/vmlinux.lds.h
2013-01-12ARM: use common irqchip_init for GIC initRob Herring
Convert all GIC DT initialization over to use common irqchip_init function. Signed-off-by: Rob Herring <rob.herring@calxeda.com> Cc: Russell King <linux@arm.linux.org.uk> Cc: Kukjin Kim <kgene.kim@samsung.com> Acked-by: Shawn Guo <shawn.guo@linaro.org> Cc: Sascha Hauer <kernel@pengutronix.de> Cc: David Brown <davidb@codeaurora.org> Cc: Daniel Walker <dwalker@fifo99.com> Cc: Bryan Huntsman <bryanh@codeaurora.org> Cc: Tony Lindgren <tony@atomide.com> Cc: Paul Mundt <lethal@linux-sh.org> Cc: Magnus Damm <magnus.damm@gmail.com> Cc: Dinh Nguyen <dinguyen@altera.com> Cc: Viresh Kumar <viresh.linux@gmail.com> Cc: Shiraz Hashim <shiraz.hashim@st.com> Cc: Stephen Warren <swarren@wwwdotorg.org> Cc: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com> Cc: Linus Walleij <linus.walleij@linaro.org>
2013-01-12ARM: remove mach .handle_irq for GIC usersRob Herring
Now that the GIC initialization sets up the handle_arch_irq pointer, we can remove it for all machines and make it static. Signed-off-by: Rob Herring <rob.herring@calxeda.com> Cc: Russell King <linux@arm.linux.org.uk> Cc: Anton Vorontsov <avorontsov@mvista.com> Cc: Kyungmin Park <kyungmin.park@samsung.com> Cc: Sascha Hauer <kernel@pengutronix.de> Cc: David Brown <davidb@codeaurora.org> Cc: Daniel Walker <dwalker@fifo99.com> Cc: Bryan Huntsman <bryanh@codeaurora.org> Acked-by: Tony Lindgren <tony@atomide.com> Cc: Paul Mundt <lethal@linux-sh.org> Cc: Magnus Damm <magnus.damm@gmail.com> Cc: Dinh Nguyen <dinguyen@altera.com> Cc: Shiraz Hashim <shiraz.hashim@st.com> Acked-by: Stephen Warren <swarren@nvidia.com> Cc: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com> Cc: Linus Walleij <linus.walleij@linaro.org> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Acked-by: Kukjin Kim <kgene.kim@samsung.com> Acked-by: Shawn Guo <shawn.guo@linaro.org> Acked-by: Olof Johansson <olof@lixom.net> Acked-by: Arnd Bergmann <arnd@arndb.de>
2012-12-24ARM: delete struct sys_timerStephen Warren
Now that the only field in struct sys_timer is .init, delete the struct, and replace the machine descriptor .timer field with the initialization function itself. This will enable moving timer drivers into drivers/clocksource without having to place a public prototype of each struct sys_timer object into include/linux; the intent is to create a single of_clocksource_init() function that determines which timer driver to initialize by scanning the device dtree, much like the proposed irqchip_init() at: http://www.spinics.net/lists/arm-kernel/msg203686.html Includes mach-omap2 fixes from Igor Grinberg. Tested-by: Robert Jarzmik <robert.jarzmik@free.fr> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2012-12-13Merge tag 'dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds
Pull ARM SoC device tree conversions and enablement from Olof Johansson: "Continued device tree conversion and enablement across a number of platforms; Kirkwood, tegra, i.MX, Exynos, zynq and a couple of other smaller series as well. ux500 has seen continued conversion for platforms. Several platforms have seen pinctrl-via-devicetree conversions for simpler multiplatform. Tegra is adding data for new devices/drivers, and Exynos has a bunch of new bindings and devices added as well. So, pretty much the same progression in the right direction as the last few releases." Fix up conflicts as per Olof. * tag 'dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (185 commits) ARM: ux500: Rename dbx500 cpufreq code to be more generic ARM: dts: add missing ux500 device trees ARM: ux500: Stop registering the PCM driver from platform code ARM: ux500: Move board specific GPIO info out to subordinate DTS files ARM: ux500: Disable the MMCI gpio-regulator by default ARM: Kirkwood: remove kirkwood_ehci_init() from new boards ARM: Kirkwood: Add support LED of OpenBlocks A6 ARM: Kirkwood: Convert to EHCI via DT for OpenBlocks A6 ARM: kirkwood: Add NAND partiton map for OpenBlocks A6 ARM: kirkwood: Add support second I2C bus and RTC on OpenBlocks A6 ARM: kirkwood: Add support DT of second I2C bus ARM: kirkwood: Convert mplcec4 board to pinctrl ARM: Kirkwood: Convert km_kirkwood to pinctrl ARM: Kirkwood: support 98DX412x kirkwoods with pinctrl ARM: Kirkwood: Convert IX2-200 to pinctrl. ARM: Kirkwood: Convert lsxl boards to pinctrl. ARM: Kirkwood: Convert ib62x0 to pinctrl. ARM: Kirkwood: Convert GoFlex Net to pinctrl. ARM: Kirkwood: Convert dreamplug to pinctrl. ARM: Kirkwood: Convert dockstar to pinctrl. ...
2012-12-13Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-nextLinus Torvalds
Pull networking changes from David Miller: 1) Allow to dump, monitor, and change the bridge multicast database using netlink. From Cong Wang. 2) RFC 5961 TCP blind data injection attack mitigation, from Eric Dumazet. 3) Networking user namespace support from Eric W. Biederman. 4) tuntap/virtio-net multiqueue support by Jason Wang. 5) Support for checksum offload of encapsulated packets (basically, tunneled traffic can still be checksummed by HW). From Joseph Gasparakis. 6) Allow BPF filter access to VLAN tags, from Eric Dumazet and Daniel Borkmann. 7) Bridge port parameters over netlink and BPDU blocking support from Stephen Hemminger. 8) Improve data access patterns during inet socket demux by rearranging socket layout, from Eric Dumazet. 9) TIPC protocol updates and cleanups from Ying Xue, Paul Gortmaker, and Jon Maloy. 10) Update TCP socket hash sizing to be more in line with current day realities. The existing heurstics were choosen a decade ago. From Eric Dumazet. 11) Fix races, queue bloat, and excessive wakeups in ATM and associated drivers, from Krzysztof Mazur and David Woodhouse. 12) Support DOVE (Distributed Overlay Virtual Ethernet) extensions in VXLAN driver, from David Stevens. 13) Add "oops_only" mode to netconsole, from Amerigo Wang. 14) Support set and query of VEB/VEPA bridge mode via PF_BRIDGE, also allow DCB netlink to work on namespaces other than the initial namespace. From John Fastabend. 15) Support PTP in the Tigon3 driver, from Matt Carlson. 16) tun/vhost zero copy fixes and improvements, plus turn it on by default, from Michael S. Tsirkin. 17) Support per-association statistics in SCTP, from Michele Baldessari. And many, many, driver updates, cleanups, and improvements. Too numerous to mention individually. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1722 commits) net/mlx4_en: Add support for destination MAC in steering rules net/mlx4_en: Use generic etherdevice.h functions. net: ethtool: Add destination MAC address to flow steering API bridge: add support of adding and deleting mdb entries bridge: notify mdb changes via netlink ndisc: Unexport ndisc_{build,send}_skb(). uapi: add missing netconf.h to export list pkt_sched: avoid requeues if possible solos-pci: fix double-free of TX skb in DMA mode bnx2: Fix accidental reversions. bna: Driver Version Updated to 3.1.2.1 bna: Firmware update bna: Add RX State bna: Rx Page Based Allocation bna: TX Intr Coalescing Fix bna: Tx and Rx Optimizations bna: Code Cleanup and Enhancements ath9k: check pdata variable before dereferencing it ath5k: RX timestamp is reported at end of frame ath9k_htc: RX timestamp is reported at end of frame ...
2012-11-16ARM: imx6q: print silicon version on bootShawn Guo
i.MX6Q has 3 revisions 1.0, 1.1 and 1.2. Print revision on boot. Signed-off-by: Drew Moseley <drew_moseley@mentor.com> [drew: add proper error checking for function imx6q_revision()] Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2012-11-01ARM: imx6q: Set enet tx reference clk from anatop to support 1588Frank Li
Set GRP1 BIT21 ENET_CLK_SEL: Enet tx reference clk from internal clock from anatop (loopback through pad), this clock also sent out to external PHY Signed-off-by: Frank Li <Frank.Li@freescale.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2012-10-15ARM: imx: include hardware.h rather than mach/hardware.hShawn Guo
It moves a bunch of header files included in hardware.h and itself from mach-imx/include/mach to mach-imx, and updates users to include hardware.h rather than mach/hardware.h. The files in mach-imx/devices will need to include "../hardware.h". Signed-off-by: Shawn Guo <shawn.guo@linaro.org> Acked-by: Sascha Hauer <s.hauer@pengutronix.de> Acked-by: Arnd Bergmann <arnd@arndb.de>
2012-10-15ARM: imx: ARM: imx: include cpuidle.h rather than mach/cpuidle.hShawn Guo
Rename mach-imx/include/mach/cpuidle.h to mach-imx/cpuidle.h, and update users to include cpuidle.h rather than mach/cpuidle.h. Signed-off-by: Shawn Guo <shawn.guo@linaro.org> Acked-by: Sascha Hauer <s.hauer@pengutronix.de> Acked-by: Arnd Bergmann <arnd@arndb.de>
2012-10-15ARM: imx: include common.h rather than mach/common.hShawn Guo
Rename mach-imx/include/mach/common.h to mach-imx/common.h and update all users to include common.h rather than mach/common.h. It also removes an unneeded inclusion to common.h in mach-imx/devices/devices.c. Signed-off-by: Shawn Guo <shawn.guo@linaro.org> Acked-by: Sascha Hauer <s.hauer@pengutronix.de> Acked-by: Arnd Bergmann <arnd@arndb.de>
2012-10-05Merge tag 'mfd-3.7-1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6 Pull MFD changes from Samuel Ortiz: "MFD bits for the 3.7 merge window. As usual we have a few new drivers: - TI LP8788 - TI OMAP USB TLL - Maxim MAX8907 - SMSC ECE1099 - Dialog Semiconductor DA9055 - A simpler syscon driver that allow us to get rid of the anatop one. Drivers are also gradually getting Device Tree and IRQ domain support. The following drivers got DT support: - palmas, 88pm860x, tc3589x and twl4030-audio And those ones now use the IRQ domain APIs: - 88pm860x, tc3589x, db8500_prcmu Also some other interesting changes: - Intel's ICH LPC now supports Lynx Point - TI's twl4030-audio added a GPO child - tps6527 enabled its backlight subdevice - The twl6030 pwm driver moved to the new PWM subsystem And finally a bunch of cleanup and casual fixes for mc13xxx, 88pm860x, palmas, ab8500, wm8994, wm5110, max8907 and the tps65xxx family." Fix up various annoying conflicts: the DT and IRQ domain support came in twice and was already in 3.6. And then it was apparently rebased. Guys, DON'T REBASE! * tag 'mfd-3.7-1' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6: (89 commits) ARM: dts: Enable 88pm860x pmic mfd: 88pm860x: Move gpadc init into touch mfd: 88pm860x: Device tree support mfd: 88pm860x: Use irqdomain mfd: smsc: Add support for smsc gpio io/keypad driver backlight: tps65217_bl: Add missing platform_set_drvdata in tps65217_bl_probe mfd: DA9055 core driver mfd: tps65910: Add alarm interrupt of TPS65910 RTC to mfd device list mfd: wm5110: Add register patches for revision B mfd: wm5110: Disable control interface error report for WM5110 rev B mfd: max8907: Remove regulator-compatible from DT docs backlight: Add TPS65217 WLED driver mfd: Add backlight as subdevice to the tps65217 mfd: Provide the PRCMU with its own IRQ domain mfd: Fix max8907 sparse warning mfd: Add lp8788 mfd driver mfd: dbx500: Provide a more accurate smp_twd clock mfd: rc5t583: Fix warning messages regulator: palmas: Add DT support mfd: palmas: Change regulator defns to better suite DT ...
2012-09-22Merge branch 'multiplatform/smp_ops' into next/multiplatformOlof Johansson
* multiplatform/smp_ops: ARM: consolidate pen_release instead of having per platform definitions ARM: smp: Make SMP operations mandatory ARM: SoC: convert spear13xx to SMP operations ARM: SoC: convert imx6q to SMP operations ARM: SoC: convert highbank to SMP operations ARM: SoC: convert shmobile SMP to SMP operations ARM: SoC: convert ux500 to SMP operations ARM: SoC: convert MSM to SMP operations ARM: SoC: convert Exynos4 to SMP operations ARM: SoC: convert Tegra to SMP operations ARM: SoC: convert OMAP4 to SMP operations ARM: SoC: convert VExpress/RealView to SMP operations ARM: SoC: add per-platform SMP operations Conflicts due to file moves or removals in: arch/arm/mach-msm/board-msm8960.c arch/arm/mach-msm/board-msm8x60.c arch/arm/mach-tegra/board-harmony.c arch/arm/mach-tegra/board-trimslice.c Conflicts due to board file cleanup: arch/arm/mach-tegra/board-paz00.c Conflicts due to cpu hotplug addition: arch/arm/mach-tegra/hotplug.c Signed-off-by: Olof Johansson <olof@lixom.net>
2012-09-17regulator: anatop-regulator: Convert to use syscon to access anatop registerDong Aisheng
Using syscon to access anatop register. Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Acked-by: Stephen Warren <swarren@wwwdotorg.org> Signed-off-by: Dong Aisheng <dong.aisheng@linaro.org> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2012-09-14ARM: SoC: convert imx6q to SMP operationsMarc Zyngier
Convert the imx6q platform to use struct smp_operations to provide its SMP and CPU hotplug operations. Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Acked-by: Nicolas Pitre <nico@linaro.org> Cc: Shawn Guo <shawn.guo@linaro.org> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2012-09-13Merge tag 'imx-clk-dt-lookup' of ↵Olof Johansson
git://git.linaro.org/people/shawnguo/linux-2.6 into next/dt It replaces the clk_register_clkdev in imx6q clock driver with DT lookup. It depends on Mike's clk-3.7 branch. * tag 'imx-clk-dt-lookup' of git://git.linaro.org/people/shawnguo/linux-2.6: ARM: imx6q: replace clk_register_clkdev with clock DT lookup Resolved context add/remove conflict in arch/arm/boot/dts/imx6q.dtsi
2012-09-13Merge tag 'imx-dt-3.7' of git://git.linaro.org/people/shawnguo/linux-2.6 ↵Olof Johansson
into next/dt - All imx53 board files are removed by the equal device tree support - The efikamx board files are removed to ease device tree migration - Remove dummy pinctrl state by setting up pinctrl in device tree * tag 'imx-dt-3.7' of git://git.linaro.org/people/shawnguo/linux-2.6: (28 commits) ARM: imx6q-sabrelite: Rename 'pinctrl_gpio_hog' ARM: imx51: decouple device tree boot from board files ARM: imx51: build in pinctrl support ARM: dts: imx51-babbage: add pinctrl settings ARM: imx53: remove unneeded files and functions ARM: imx53: support device tree boot only ARM: imx53: decouple device tree boot from board files ARM: imx53: build in pinctrl support ARM: dts: imx53-smd: add pinctrl settings ARM: dts: imx53-evk: add pinctrl settings ARM: dts: imx53-ard: add pinctrl settings ARM: dts: imx53-qsb: add pinctrl settings ARM: imx6q: remove dummy pinctrl state ARM: dts: imx6q-sabresd: add pinctrl settings ARM: dts: imx6q-arm2: add pinctrl for uart and enet ARM: dts: imx6q-sabrelite: add pinctrl for usdhc and enet ARM: dts: imx6q: sort iomuxc sub-nodes in name ARM: dts: imx6q: name iomuxc sub-nodes following pin function ARM: dts: imx6q: improve indentation for fsl,pins ARM: efikamx: remove Genesi Efika MX platform files from the tree ... Resolved trivial context conflict in arch/arm/boot/dts/imx51-babbage.dts
2012-09-11ARM: imx6q: replace clk_register_clkdev with clock DT lookupShawn Guo
It really becomes an maintenance issue that every time a device needs to look up (clk_get) a clock we have to patch kernel clock file to call clk_register_clkdev for that clock. Since clock DT support which is meant to resolve clock lookup in device tree is in place, the patch moves imx6q client devices' clock lookup over to device tree, so that any new lookup to be added at later time can just get done in DT instead of kernel. Signed-off-by: Shawn Guo <shawn.guo@linaro.org>