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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC specific changes from Arnd Bergmann:
"These changes are all to SoC-specific code, a total of 33 branches on
17 platforms were pulled into this. Like last time, Renesas sh-mobile
is now the platform with the most changes, followed by OMAP and
EXYNOS.
Two new platforms, TI Keystone and Rockchips RK3xxx are added in this
branch, both containing almost no platform specific code at all, since
they are using generic subsystem interfaces for clocks, pinctrl,
interrupts etc. The device drivers are getting merged through the
respective subsystem maintainer trees.
One more SoC (u300) is now multiplatform capable and several others
(shmobile, exynos, msm, integrator, kirkwood, clps711x) are moving
towards that goal with this series but need more work.
Also noteworthy is the work on PCI here, which is traditionally part
of the SoC specific code. With the changes done by Thomas Petazzoni,
we can now more easily have PCI host controller drivers as loadable
modules and keep them separate from the platform code in
drivers/pci/host. This has already led to the discovery that three
platforms (exynos, spear and imx) are actually using an identical PCIe
host controller and will be able to share a driver once support for
spear and imx is added."
* tag 'soc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (480 commits)
ARM: integrator: let pciv3 use mem/premem from device tree
ARM: integrator: set local side PCI addresses right
ARM: dts: Add pcie controller node for exynos5440-ssdk5440
ARM: dts: Add pcie controller node for Samsung EXYNOS5440 SoC
ARM: EXYNOS: Enable PCIe support for Exynos5440
pci: Add PCIe driver for Samsung Exynos
ARM: OMAP5: voltagedomain data: remove temporary OMAP4 voltage data
ARM: keystone: Move CPU bringup code to dedicated asm file
ARM: multiplatform: always pick one CPU type
ARM: imx: select syscon for IMX6SL
ARM: keystone: select ARM_ERRATA_798181 only for SMP
ARM: imx: Synertronixx scb9328 needs to select SOC_IMX1
ARM: OMAP2+: AM43x: resolve SMP related build error
dmaengine: edma: enable build for AM33XX
ARM: edma: Add EDMA crossbar event mux support
ARM: edma: Add DT and runtime PM support to the private EDMA API
dmaengine: edma: Add TI EDMA device tree binding
arm: add basic support for Rockchip RK3066a boards
arm: add debug uarts for rockchip rk29xx and rk3xxx series
arm: Add basic clocks for Rockchip rk3066a SoCs
...
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git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci into next/soc
From Sekhar Nori:
DaVinci SoC updates for v3.11 - part 2
This pull request adds DT and runtime PM to
EDMA ARM private API so it can be used on
DT enabled DaVinci and OMAP platforms.
Also adds DMA channel crossbar mapping
support to be used by DT-enabled platforms
which use it.
* tag 'davinci-for-v3.11/soc-2' of git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci:
dmaengine: edma: enable build for AM33XX
ARM: edma: Add EDMA crossbar event mux support
ARM: edma: Add DT and runtime PM support to the private EDMA API
dmaengine: edma: Add TI EDMA device tree binding
ARM: edma: Convert to devm_* api
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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EDMA supports a cross bar which provides ability
to mux additional events into physical channels
present in the channel controller.
This is required when the number of events present
in the system are more than number of available
physical channels.
Changes by Joel:
* Split EDMA xbar support out of original EDMA DT parsing patch
to keep it easier for review.
* Rewrite shift and offset calculation.
Suggested-by: Sekhar Nori <nsekhar@ti.com>
Suggested by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Joel A Fernandes <joelagnel@ti.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
[nsekhar@ti.com: fix checkpatch errors and a minor coding improvement]
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
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Adds support for parsing the TI EDMA DT data into the required EDMA
private API platform data. Enables runtime PM support to initialize
the EDMA hwmod. Enables build on OMAP.
Changes by Joel:
* Setup default one-to-one mapping for queue_priority and queue_tc
mapping as discussed in [1].
* Split out xbar stuff to separate patch. [1]
* Dropped unused DT helper to convert to array
* Fixed dangling pointer issue with Sekhar's changes
[1] https://patchwork.kernel.org/patch/2226761/
Signed-off-by: Matt Porter <mporter@ti.com>
[nsekhar@ti.com: fix checkpatch errors, build breakages. Introduce
edma_setup_info_from_dt() as part of that effort]
Signed-off-by: Joel A Fernandes <joelagnel@ti.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip into next/soc
From Heiko Stuebner:
Adds basic support for Rockchip Cortex-A9 SoCs.
* tag 'v3.11-rockchip-basics' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip:
arm: add basic support for Rockchip RK3066a boards
arm: add debug uarts for rockchip rk29xx and rk3xxx series
arm: Add basic clocks for Rockchip rk3066a SoCs
clocksource: dw_apb_timer_of: use clocksource_of_init
clocksource: dw_apb_timer_of: select DW_APB_TIMER
clocksource: dw_apb_timer_of: add clock-handling
clocksource: dw_apb_timer_of: enable the use the clocksource as sched clock
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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dw_apb_timer_init used to search the devicetree for matching timer
devices, making calls to it from board files necessary.
Change the dw_apb_timer_init to work with CLOCKSOURCE_OF_DECLARE.
With this change the function gets called once for each timer node
and tracks these number of calls to attach clockevent and clocksource
devices to the nodes.
Also remove the calls to dw_apb_timer_init from all previous users, as
clocksource_of_init is the default for init_time now.
Tested on the upcoming rk3066 code.
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Jamie Iles <jamie@jamieiles.com>
Acked-by: Dinh Nguyen <dinguyen@altera.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci into next/soc
From Sekhar Nori:
DaVinci SoC changes for v3.11
This pull request moves DaVinci EDMA library to
arch/arm/common so it can be used by OMAP based AM335x.
This is a temporary step until all drivers are converted
to use the dmaengine driver in drivers/dma/edma.c.
Several drivers like SPI, MMC/SD have already been converted.
Some like audio are pending.
The other two patches in the pull request are cleanup in nature.
* tag 'davinci-for-v3.11/soc-v2' of git://git.kernel.org/pub/scm/linux/kernel/git/nsekhar/linux-davinci:
ARM: edma: remove unused transfer controller handlers
ARM: davinci: move private EDMA API to arm/common
ARM: davinci: remove __init atrribute from function declaration
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Move mach-davinci/dma.c to common/edma.c so it can be used
by OMAP (specifically AM33xx) as well.
Signed-off-by: Matt Porter <mporter@ti.com>
Acked-by: Chris Ball <cjb@laptop.org> # davinci_mmc.c
Acked-by: Mark Brown <broonie@linaro.org>
Acked-by: Olof Johansson <olof@lixom.net>
[nsekhar@ti.com: dropped davinci sffsdr changes]
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
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into next/soc
From Shawn Guo:
imx soc changes for 3.11:
* New SoCs i.MX6 Sololite and Vybrid VF610 support
* imx5 and imx6 clock fixes and additions
* Update clock driver to use of_clk_init() function
* Refactor restart routine mxc_restart() to get it work for DT boot
as well
* Clean up mxc specific ulpi access ops
* imx defconfig updates
* tag 'imx-soc-3.11' of git://git.linaro.org/people/shawnguo/linux-2.6: (29 commits)
ARM: imx_v6_v7_defconfig: Enable Vybrid VF610
ARM: imx_v6_v7_defconfig: Enable imx-wm8962 by default
ARM: clk-imx6qdl: Add clko1 configuration for imx6qdl-sabresd
ARM: imx_v6_v7_defconfig: Enable PWM and backlight options
ARM: imx: Remove mxc specific ulpi access ops
ARM: imx: add initial support for VF610
ARM: imx: add VF610 clock support
ARM: imx_v6_v7_defconfig: enable parallel display
ARM: imx: clk: No need to initialize phandle struct
ARM: imx: irq-common: Include header to avoid sparse warning
ARM: imx: Enable mx6 solo-lite support
ARM: imx6: use common of_clk_init() call to initialize clocks
ARM: imx6q: call of_clk_init() to register fixed rate clocks
ARM: imx: imx_v6_v7_defconfig: Select CONFIG_DRM_IMX_TVE
ARM: i.MX6: clk: add different DualLite MLB clock config
ARM i.MX5: Add S/PDIF clocks
ARM i.MX53: Add SATA clock
ARM: imx6q: clk: add the eim_slow clock
ARM: imx: remove MLB PLL from pllv3
ARM: imx: disable pll8_mlb in mx6q_clks
...
Conflicts:
arch/arm/Kconfig.debug (simple add/add conflict)
Includes an update to 3.10-rc6
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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Add clock support for Vybrid VF610. It uses dtc macro support to
define all clock IDs in vf610-clock.h to keep clock IDs coherence
between kernel and DT.
Signed-off-by: Jingchang Lu <b35083@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
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Add clock support for i.MX6 SoloLite. It uses the dtc marco support to
define all clock IDs in imx6sl-clock.h, which will be included by both
clock driver and device tree sources, so that the data will stay sync
all the time between kernel and DT.
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson into next/soc
From Linus Walleij:
Device Tree and Multiplatform support for U300:
- Add devicetree support to timer, pinctrl (probe), I2C block,
watchdog, DMA controller and clocks.
- Piecewise add a device tree containing all peripherals.
- Delete the ATAG boot path.
- Delete redundant platform data and board files.
- Convert to multiplatform.
* tag 'u300-multiplatform' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson: (40 commits)
ARM: u300: switch to using syscon regmap for board
ARM: u300: Update MMC configs for u300 defconfig
spi: pl022: use DMA by default when probing from DT
pinctrl: get rid of all platform data for coh901
ARM: u300: convert MMC/SD clock to device tree
ARM: u300: move the gated system controller clocks to DT
i2c: stu300: do not request a specific clock name
clk: move the U300 fixed and fixed-factor to DT
ARM: u300: remove register definition file
ARM: u300: add syscon node
ARM: u300 use module_spi_driver to register driver
ARM: u300: delete remnant machine headers
ARM: u300: convert to multiplatform
ARM: u300: localize <mach/u300-regs.h>
ARM: u300: delete <mach/irqs.h>
ARM: u300: delete <mach/hardware.h>
ARM: u300: push down syscon registers
ARM: u300: remove deps from debug macro
ARM: u300: move debugmacro to debug includes
ARM: u300: delete all static board data
...
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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This deletes the dependency on any platform data for
the COH901 pin controller. There is only one user in the
kernel, and if we at some point want to support more
variants, they shall provide their variant info through
the device tree.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into next/soc
From Simon Horman:
Renesas USB updates for v3.11
These updates are by Sergei Shtylyov to clean-up USB support
present for R8A7779/Marzen and then extend USB support coverage to
R8A7778/BOCK-W.
* tag 'renesas-phy-rcar-usb-for-v3.11' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas:
ARM: shmobile: BOCK-W: add USB support
ARM: shmobile: r8a7778: add USB support
phy-rcar-usb: add R8A7778 support
phy-rcar-usb: handle platform data
ARM: shmobile: Marzen: pass platform data to USB PHY device
phy-rcar-usb: add platform data
phy-rcar-usb: correct base address
ARM: shmobile: r8a7779: remove USB PHY 2nd memory resource
phy-rcar-usb: remove EHCI internal buffer setup
ARM: shmobile: r8a7779: setup EHCI internal buffer
ehci-platform: add pre_setup() method to platform data
ARM: shmobile: Marzen: move USB EHCI, OHCI, and PHY devices to R8A7779 code
Conflicts:
arch/arm/mach-shmobile/board-marzen.c
arch/arm/mach-shmobile/setup-r8a7778.c
Signed-off-by: Olof Johansson <olof@lixom.net>
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The driver currently only supports R8A7779 SoC. Compared to it, R8A7778 USB-PHY
has extra register range containing two high-speed signal quality characteristic
control registers which should be set up during USB-PHY startup depending on
whether a ferrite bead is in use or not. So, we now handle an optional second
memory range in the driver's probe method, add the 'ferrite_bead' field to the
driver's platform data, and add an extra (optional) step to the USB-PHY startup
routine which sets up the extended registers.
Also mark in the driver's Kconfig section that R8A7778 is now supported and
generally clarify that section, uppercasing the word "phy" and also changing
the module name that got lost in the big driver rename, while at it...
The patch has been tested on the Marzen and BOCK-W boards.
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Currently the driver hard-codes USBPCTRL0 register to 0. It is wrong since this
register contains board-specific USB ports configuration and so its value should
be somehow passed via the platform data. Add the global header file containing
'struct rcar_phy_platform_data' consisting of the various bit fields describing
USB ports' pin configuration.
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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Sometimes there is a need to initialize some non-standard registers mapped to
the EHCI region before accessing the standard EHCI registers. Add pre_setup()
method with 'struct usb_hcd *' parameter to be called just before ehci_setup()
to the 'ehci-platform' driver's platform data for this purpose...
While at it, add the missing incomplete declaration of 'struct platform_device'
to <linux/usb/ehci_pdriver.h>...
The patch has been tested on the Marzen and BOCK-W boards.
Suggested-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/soc
From Tony Lindgren:
Omap SoC changes. Mostly improves am33xx support, and adds
minimal support for am43x SoCs.
* tag 'omap-for-v3.11/soc-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
ARM: OMAP2+: AM43x: SRAM base and size
ARM: OMAP2+: AM43x: GP or HS ?
ARM: OMAP2+: AM43x: early init
ARM: OMAP2+: AM43x: static mapping
ARM: OMAP2+: AM437x: SoC revision detection
ARM: OMAP2+: AM43x: soc_is support
ARM: OMAP2+: AM43x: kbuild
ARM: OMAP2+: AM43x: Kconfig
ARM: OMAP2+: separate out OMAP4 restart
ARM: AM33XX: clk: Add clock node for EHRPWM TBCLK
ARM: OMAP3: clock data: get rid of unused USB host clock aliases and dummies
ARM: OMAP2+: AM33xx: Add missing reset status info to GFX hwmod
+ Linux 3.10-rc5
Signed-off-by: Olof Johansson <olof@lixom.net>
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From Alexander Shiyan, this is a series of cleanups of clps711x, movig it
closer to multiplatform and cleans up a bunch of old code.
* clps711x/soc:
ARM: clps711x: Update defconfig
ARM: clps711x: Add support for SYSCON driver
ARM: clps711x: edb7211: Control LCD backlight via PWM
ARM: clps711x: edb7211: Add support for I2C
ARM: clps711x: Optimize interrupt handling
ARM: clps711x: Add clocksource framework
ARM: clps711x: Replace "arch_initcall" in common code with ".init_early"
ARM: clps711x: Move specific definitions from hardware.h to boards files
ARM: clps711x: p720t: Define PLD registers as GPIOs
ARM: clps711x: autcpu12: Move remaining specific definitions to board file
ARM: clps711x: autcpu12: Special driver for handling memory is removed
ARM: clps711x: autcpu12: Add support for NOR flash
ARM: clps711x: autcpu12: Move LCD DPOT definitions to board file
ARM: clps711x: Set PLL clock to zero if we work from 13 mHz source
ARM: clps711x: Remove NEED_MACH_MEMORY_H dependency
ARM: clps711x: Re-add GPIO support
GPIO: clps711x: Add DT support
GPIO: clps711x: Rewrite driver for using generic GPIO code
+ Linux 3.10-rc4
Signed-off-by: Olof Johansson <olof@lixom.net>
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This patch adds support for SYSCON driver for CLPS711X targets.
At this time there are no users for this driver, but it is will
be used as start point to use in CLPS711X drivers and remove
<mach/xx> dependencies.
Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Olof Johansson <olof@lixom.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into next/soc
From Simon Horman:
Renesas ARM based SoC pinmux and GPIO update for v3.11
SH-PFC:
* Entries for INTC external IRQs
* Remove dependency on GPIOLIB
* PFC support for r8a7790 SoC
* Pinmux support for r8a7778 SoC
* Increase pin group and function coverage for sh7372, r8a7740,
r8a7778, r8a7779 and r8a7790 SoCs
* Use pinctrl mapping on mackerel, ap4evb, armadillo800eva,
bonito, bockw, lager boards
* Use RCAR_GP_PIN macro in marzen board
* Remove unused GPIOs for sh7372, sh73a0, r8a7740 and r8a7790 SoCs
* Add bias (pull-up/down) pinconf support for r8a7740 SoC
* Add VCCQ support for sh73a0
GPIO car:
* Add RCAR_GP_PIN macro
* Add support for IRQ_TYPE_EDGE_BOTH
* Make the platform data gpio_base field signed
The GPIO changes have been included as the RCAR_GP_PIN and
IRQ_TYPE_EDGE_BOTH changes are depended on by SH-PFC changes.
* tag 'renesas-pinmux-for-v3.11' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas: (132 commits)
ARM: shmobile: marzen: Use RCAR_GP_PIN macro
ARM: shmobile: lager: Initialize pinmux
ARM: shmobile: bockw: add pinctrl support
ARM: shmobile: kzm9g: tidyup FSI pinctrl
ARM: shmobile: r8a7740 pinmux platform device cleanup
ARM: shmobile: r8a7790: Configure R-Car GPIO for IRQ_TYPE_EDGE_BOTH
pinctrl: sh-pfc: r8a7779: Fix missing MOD_SEL2 entry
Revert "ARM: shmobile: Disallow PINCTRL without GPIOLIB"
pinctrl: r8a7790: add pinmux data for MMCIF and SDHI interfaces
sh-pfc: r8a7778: add MMCIF pin groups
sh-pfc: r8a7778: add HSPI pin groups
sh-pfc: r8a7778: add I2C pin groups
pinctrl: sh-pfc: fix a typo in pfc-r8a7790
pinctrl: sh-pfc: fix r8a7790 Function Select register tables
sh-pfc: r8a7778: fixup IRQ1A settings
sh-pfc: r8a7779: add Ether pin groups
sh-pfc: r8a7778: add Ether pin groups
sh-pfc: r8a7778: add VIN pin groups
sh-pfc: sh73a0: Remove function GPIOs
sh-pfc: r8a7790: Add TPU pin groups and functions
...
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Pins are numbered in the R-Car family documentation using a bank number
and a pin number in the bank. As the Linux pin number space is linear,
we need to flatten this by multiplying the bank number by 32 and adding
the pin number. The resulting number bear no directly visible
relationship to the documentation, making it error-prone.
Add a RCAR_GP_PIN macro to convert from the documentation pin number
space to the linear Linux space.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
[horms+renesas@verge.net.au: non-trivial rebase on top of
"sh-pfc: r8a7779: Don't group USB OVC and PENC pins"]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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As hardware support for this feature is not universal for all SoCs a flag,
has_both_edge_trigger, has been added to the platform data of the driver to
allow this feature to be enabled.
The motivation for this is to allow use of the gpio-keys driver on the
lager board which is based on the r8a7790 SoC. The V2 of this patch has been
fully exercised using that driver on that board.
Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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The gpio_base field is used to specify the desired GPIO base for the
GPIO controller. The GPIO core can automatically allocate a GPIO number
range when the base is set to -1. To make this possible, make the field
signed.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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From Michal Simek:
arm: Xilinx Zynq clock changes for v3.11
Change Xilinx Zynq DT clock description which reflects logical abstraction
of Zynq's clock tree.
- Refactor PLL driver
- Use new clock controller driver
- Change timer and uart drivers
* tag 'zynq-clk-for-3.11' of git://git.xilinx.com/linux-xlnx:
clk: zynq: Remove deprecated clock code
arm: zynq: Migrate platform to clock controller
clk: zynq: Add clock controller driver
clk: zynq: Factor out PLL driver
Signed-off-by: Olof Johansson <olof@lixom.net>
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Migrate the Zynq platform and its drivers to use the new clock
controller driver.
Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Jiri Slaby <jslaby@suse.cz>
Cc: linux-serial@vger.kernel.org
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Acked-by: Mike Turquette <mturquette@linaro.org>
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next/soc
From Nicolas Pitre:
This is the first MCPM backend submission for VExpress running on RTSM
aka Fast Models implementing the big.LITTLE system architecture. This
enables SMP secondary boot as well as CPU hotplug on this platform.
A big prerequisite for this support is the CCI driver from Lorenzo
included in this pull request.
Also included is Rob Herring's set_auxcr/get_auxcr allowing nicer code.
Signed-off-by: Olof Johansson <olof@lixom.net>
* 'VExpress_DCSCB' of git://git.linaro.org/people/nico/linux:
ARM: vexpress: Select multi-cluster SMP operation if required
ARM: vexpress/dcscb: handle platform coherency exit/setup and CCI
ARM: vexpress/dcscb: do not hardcode number of CPUs per cluster
ARM: vexpress/dcscb: add CPU use counts to the power up/down API implementation
ARM: vexpress: introduce DCSCB support
ARM: introduce common set_auxcr/get_auxcr functions
drivers/bus: arm-cci: function to enable CCI ports from early boot code
drivers: bus: add ARM CCI support
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On ARM multi-cluster systems coherency between cores running on
different clusters is managed by the cache-coherent interconnect (CCI).
It allows broadcasting of TLB invalidates and memory barriers and it
guarantees cache coherency at system level through snooping of slave
interfaces connected to it.
This patch enables the basic infrastructure required in Linux to handle and
programme the CCI component.
Non-local variables used by the CCI management functions called by power
down function calls after disabling the cache must be flushed out to main
memory in advance, otherwise incoherency of those values may occur if they
are sitting in the cache of some other CPU when power down functions
execute. Driver code ensures that relevant data structures are flushed
from inner and outer caches after the driver probe is completed.
CCI slave port resources are linked to set of CPUs through bus masters
phandle properties that link the interface resources to masters node in
the device tree.
Documentation describing the CCI DT bindings is provided with the patch.
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: Nicolas Pitre <nicolas.pitre@linaro.org>
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next/soc
From Jason Cooper:
mvebu clock restructuring for v3.11
- clk: mvebu
- reorganize by SoC to remove built up #ifdefs
- add clk flags per clock gate
* tag 'seb_clk-3.11' of git://git.infradead.org/users/jcooper/linux:
clk: mvebu: disintegrate obsolete file
ARM: mvebu: move DT boards to SoC-centric clock init
ARM: kirkwood: move DT boards to SoC-centric clock init
ARM: dove: move DT boards to SoC-centric clock init
clk: mvebu: add Armada XP SoC-centric clock init
clk: mvebu: add Armada 370 SoC-centric clock init
clk: mvebu: add Kirkwood SoC-centric clock init
clk: mvebu: add Dove SoC-centric clock init
clk: mvebu: add common clock functions for core clk and clk gating
clk: mvebu: introduce per-clock-gate flags
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Switch from function-centric to soc-centric clock drivers now makes
a bunch of files obsolete. This deletes all files and Kconfig options
that are not required anymore.
Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Acked-by: Mike Turquette <mturquette@linaro.org>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
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next/soc
PCI-e driver for mvebu.
* tag 'pcie-3.11-2' of git://git.infradead.org/users/jcooper/linux:
pci: mvebu: fix return value check in mvebu_pcie_probe()
arm: mvebu: PCIe support is now available on mvebu
pci: PCIe driver for Marvell Armada 370/XP systems
clk: mvebu: add more PCIe clocks for Armada XP
clk: mvebu: create parent-child relation for PCIe clocks on Armada 370
of/pci: Add of_pci_parse_bus_range() function
of/pci: Add of_pci_get_devfn() function
of/pci: Provide support for parsing PCI DT ranges property
Signed-off-by: Olof Johansson <olof@lixom.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC cleanups from Arnd Bergmann:
"This contains cleanups as preparation for other branches adding new
features, we pulled 16 branches for 9 platforms into this one.
Most notable here is the removal of support for ATAGS based OMAP4
systems. Since all OMAP4 machines are fully functional with DT based
booting in 3.10, we can remove a lot of code here.
Also noteworthy is Maxime Ripard's cleanup of the machine descriptors,
which means we need no machine descriptors in a lot more cases and can
boot additional machines by just having the respective device drivers
enabled."
* tag 'cleanup-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (76 commits)
ARM: picoxcell: remove .nr_irqs reference
ARM: s5p64x0: avoid build warning for uncompress.h
ARM: SAMSUNG: Remove unused plat/regs-watchdog.h header
ARM: SAMSUNG: Remove legacy watchdog reset code
ARM: SAMSUNG: Let platforms use the new watchdog reset driver
ARM: SAMSUNG: Add watchdog reset driver
ARM: SAMSUNG: Use local definitions of watchdog registers
watchdog: s3c2410_wdt: Use local register definitions
ARM: S5P64X0: Use common uncompress.h part for plat-samsung
ARM: SAMSUNG: Consolidate uncompress subroutine
ARM: at91: drop rm9200dk board support
ARM: dts: msm: Fix merge resolution
ARM: OMAP1: Remove dma.h
ARM: OMAP1: Remove legacy irda.h and irda setup from board files
ARM: OMAP1: Remove duplicated DMA channel definitions
ARM: OMAP1: Remove McBSP DMA channel definitions
ARM: OMAP2+: Remove dma.h
ARM: OMAP2+: hwmod: Remove remaining DMA channel definitions
ARM: OMAP2+: Remove duplicated DMA channel definitions
ARM: OMAP2+: Remove AES crypto device DMA channel definitions
...
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git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/cleanup
From Tony Lindgren:
PM voltage domain clean-up via Kevin Hilman <khilman@linaro.org>:
OMAP: PM: remove requirement for voltage domain data; remove dummy data
* tag 'omap-for-v3.11/pm-voltdomain-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
ARM: AM33xx: Remove the unused voltagedomain data
ARM: OMAP2+: Powerdomain: Remove the need to always have a voltdm associated to a pwrdm
Includes an update to Linux 3.10-rc6.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/cleanup
From Tony Lindgren:
Move omap4 over to device tree based booting. This allows us to get rid
a big pile of platform init code for things that are already handled by
device tree related code. As am33xx is already device tree based, we
can also remove the same data for am33xx.
* tag 'omap-for-v3.11/cleanup-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
ARM: OMAP4: hwmod data: Remove irq entries from mcspi, mmc hwmods
ARM: OMAP4: hwmod data: add DSS data back
ARM: OMAP4: hwmod data: Clean up the data file
ARM: AM33XX: hwmod data: irq, dma and addr info clean up
ARM: OMAP2+: Remove omap4 ocp2scp pdata
ARM: OMAP2+: Remove omap4 pdata for USB
ARM: OMAP2+: Remove omap4 pdata from hsmmc.c
ARM: OMAP2+: Remove legacy mux data for omap4
ARM: OMAP2+: Remove board-omap4panda.c
ARM: OMAP2+: Remove board-4430sdp.c
ARM: OMAP2+: Legacy support for wl12xx when booted with devicetree
Resolved merge conflict due to a fix for 3.10 (the fix is removed since
the code is no longer used -- data comes from device tree).
Signed-off-by: Olof Johansson <olof@lixom.net>
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This is omap4+ only and no longer needed as omap4+ can be booted
using device tree.
Also remove the related pdata handling from the driver and the
now unneeded platform_data/omap_ocp2scp.h.
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Olof Johansson <olof@lixom.net>
Reviewed-by: Kishon Vijay Abraham I <kishon@ti.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/cleanup
Pulling in a set of fixes from Tony Lindgren to resolve conflicts with later
cleanup branch:
A set of small fixes for omaps for the -rc cycle:
- am7303 iva2 reset PM regression fix
- am33xx uart2 dma channel fix
- am33xx gpmc properties fix
- omap44xx rtc wake-up mux fix for nirq pins
- omap36xx clock divider restore fix
There's also one tiny non-critical .dts fix for omap5
timer pwm properties.
* tag 'omap-for-v3.10/fixes-v3.10-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
ARM: omap3: clock: fix wrong container_of in clock36xx.c
ARM: dts: OMAP5: Fix missing PWM capability to timer nodes
ARM: dts: omap4-panda|sdp: Fix mux for twl6030 IRQ pin and msecure line
ARM: dts: AM33xx: Fix properties on gpmc node
arm: omap2: fix AM33xx hwmod infos for UART2
+ Linux 3.10-rc4
Signed-off-by: Olof Johansson <olof@lixom.net>
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next/cleanup
From Jason Cooper, of/pci changes for v3.11.
The patches had Reviewed-by: from Rob Herring on the lists, but seems to
have been missed from the commit messages. These will be required as a base
for some of the other functionality in this merge window, so taking it through
arm-soc.
Signed-off-by: Olof Johansson <olof@lixom.net>
* tag 'of_pci-3.11' of git://git.infradead.org/users/jcooper/linux:
of/pci: Add of_pci_parse_bus_range() function
of/pci: Add of_pci_get_devfn() function
of/pci: Provide support for parsing PCI DT ranges property
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This function can be used to parse a bus-range property as specified by
device nodes representing PCI bridges.
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
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This function can be used to parse the device and function number from a
standard 5-cell PCI resource. PCI_SLOT() and PCI_FUNC() can be used on
the returned value obtain the device and function numbers respectively.
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
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This patch factors out common implementation patterns to reduce overall kernel
code and provide a means for host bridge drivers to directly obtain struct
resources from the DT's ranges property without relying on architecture specific
DT handling. This will make it easier to write archiecture independent host bridge
drivers and mitigate against further duplication of DT parsing code.
This patch can be used in the following way:
struct of_pci_range_parser parser;
struct of_pci_range range;
if (of_pci_range_parser_init(&parser, np))
; //no ranges property
for_each_of_pci_range(&parser, &range) {
/*
directly access properties of the address range, e.g.:
range.pci_space, range.pci_addr, range.cpu_addr,
range.size, range.flags
alternatively obtain a struct resource, e.g.:
struct resource res;
of_pci_range_to_resource(&range, np, &res);
*/
}
Additionally the implementation takes care of adjacent ranges and merges them
into a single range (as was the case with powerpc and microblaze).
Signed-off-by: Andrew Murray <Andrew.Murray@arm.com>
Signed-off-by: Liviu Dudau <Liviu.Dudau@arm.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Reviewed-by: Rob Herring <rob.herring@calxeda.com>
Tested-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Tested-by: Linus Walleij <linus.walleij@linaro.org>
Tested-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
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next/cleanup
From Nicolas Ferre:
Big update converting pinctrl to use macros and header files. Increases
readability and avoids typos.
Update of AT91 defconfigs and merge of defconfigs for the similar SoCs
sam9260/9g20 and sam9261/9g10.
* tag 'at91-cleanup' of git://github.com/at91linux/linux-at91:
ARM: at91: udpate defconfigs
ARM: at91: dt: switch to standard IRQ flag defines
ARM: at91: dt: switch to pinctrl to pre-processor
ARM: at91: dt: add pinctrl pre-processor define
ARM: at91: dt: switch to standard GPIO flag defines.
ARM: at91: dt: use #include for all device trees
Signed-off-by: Olof Johansson <olof@lixom.net>
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Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC non-cricitical bug fixes from Arnd Bergmann:
"These are various bug fixes that were not considered important enough
for merging into 3.10.
The majority of the ARM fixes are for the OMAP and at91 platforms, and
there is another set of bug fixes for device drivers that resolve
'randconfig' build errors and that the subsystem maintainers either
did not pick up or preferred to get merged through the arm-soc tree."
* tag 'fixes-non-critical-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (43 commits)
ARM: at91/PMC: use at91_usb_rate() for UTMI PLL
ARM: at91/PMC: fix at91sam9n12 USB FS init
ARM: at91/PMC: at91sam9n12 family has a PLLB
ARM: at91/PMC: sama5d3 family doesn't have a PLLB
ARM: tegra: fix section mismatch in tegra_pmc_parse_dt
ARM: mxs: don't select HAVE_PWM
ARM: mxs: stub out mxs_pm_init for !CONFIG_PM
cpuidle: calxeda: select ARM_CPU_SUSPEND
ARM: mvebu: fix length of ethernet registers in mv78260 dtsi
ARM: at91: cpuidle: Fix target_residency
ARM: at91: fix at91_extern_irq usage for non-dt boards
ARM: sirf: use CONFIG_SIRF rather than CONFIG_PRIMA2 where necessary
clocksource: kona: adapt to CLOCKSOURCE_OF_DECLARE change
X.509: do not emit any informational output
mtd: omap2: allow bulding as a module
[SCSI] nsp32: use mdelay instead of large udelay constants
hwrng: bcm2835: fix MODULE_LICENSE tag
ARM: at91: Change the internal SRAM memory type MT_MEMORY_NONCACHED
ARM: at91: Fix link breakage when !CONFIG_PHYLIB
MAINTAINERS: Add exynos filename match to ARM/S5P EXYNOS ARM ARCHITECTURES
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git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into next/fixes-non-critical
From Tony Lindgren:
Non-critical fixes for omaps for v3.11 merge window.
* tag 'omap-for-v3.11/fixes-non-critical-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
ARM: OMAP2+: omap-usb-host: Fix memory leaks
ARM: OMAP2+: Fix serial init for device tree based booting
arm/omap: use const char properly
ARM: OMAP2+: devices: Do not print error when dss_hdmi hwmod lookup fails
ARM: OMAP2+: devices: Do not print error when DMIC hwmod lookup fails
ARM: OMAP2+: devices: Do not print error when McPDM hwmod lookup fails
ARM: OMAP: add vdds_sdi supply for omapdss_sdi.0
ARM: OMAP: add vdds_dsi supply for omapdss_dpi.0
ARM: OMAP: fix dsi regulator names
+ Linux 3.10-rc5
Signed-off-by: Olof Johansson <olof@lixom.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into next/fixes-non-critical
From Simon Horman:
Update for Renesas INTC External IRQ pin driver for v3.11
- Correct error handing in irqc_probe
- Add irqchip_init dummy function
* tag 'renesas-intc-external-irq-for-v3.11' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas:
irqchip: Add irqchip_init dummy function
irqchip: renesas-irqc: Fix irqc_probe error handling
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We add an empty irqchip_init dummy function for cases in which
CONFIG_IRQCHIP is not used. In these cases irqchip.c is not compiled,
but a funtion call may still be present in architecture code, that in
runtime doesn't get hit.
E.g. this is needed in the arch/arm/mach-shmobile/intc-r8a7740.c
interrupt setup code where OF use and non OF us is both handled in one
file.
Signed-off-by: Bastian Hecht <hechtb+renesas@gmail.com>
[horms+renesas@verge.net.au: Make non-CONFIG_IRQCHIP version static inline
and remove trailing ';'.]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core
Pull driver core updates from Greg KH:
"Here's the big driver core merge for 3.11-rc1
Lots of little things, and larger firmware subsystem updates, all
described in the shortlog. Nice thing here is that we finally get rid
of CONFIG_HOTPLUG, after 10+ years, thanks to Stephen Rohtwell (it had
been always on for a number of kernel releases, now it's just
removed)"
* tag 'driver-core-3.11-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (27 commits)
driver core: device.h: fix doc compilation warnings
firmware loader: fix another compile warning with PM_SLEEP unset
build some drivers only when compile-testing
firmware loader: fix compile warning with PM_SLEEP set
kobject: sanitize argument for format string
sysfs_notify is only possible on file attributes
firmware loader: simplify holding module for request_firmware
firmware loader: don't export cache_firmware and uncache_firmware
drivers/base: Use attribute groups to create sysfs memory files
firmware loader: fix compile warning
firmware loader: fix build failure with !CONFIG_FW_LOADER_USER_HELPER
Documentation: Updated broken link in HOWTO
Finally eradicate CONFIG_HOTPLUG
driver core: firmware loader: kill FW_ACTION_NOHOTPLUG requests before suspend
driver core: firmware loader: don't cache FW_ACTION_NOHOTPLUG firmware
Documentation: Tidy up some drivers/base/core.c kerneldoc content.
platform_device: use a macro instead of platform_driver_register
firmware: move EXPORT_SYMBOL annotations
firmware: Avoid deadlock of usermodehelper lock at shutdown
dell_rbu: Select CONFIG_FW_LOADER_USER_HELPER explicitly
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This patch fixes the below 3 warnings running "make htmldocs",
by adding descriptions for recently added structure members:
DOCPROC Documentation/DocBook/device-drivers.xml
Warning(/work/git.free-electrons.com/users/michael-opdenacker/linux//include/linux/device.h:116): No description found for parameter 'lock_key'
Warning(/work/git.free-electrons.com/users/michael-opdenacker/linux//include/linux/device.h:723): No description found for parameter 'cma_area'
Warning(/work/git.free-electrons.com/users/michael-opdenacker/linux//include/linux/device.h:723): No description found for parameter 'iommu_group'
Don't hesitate to propose better descriptions!
Signed-off-by: Michael Opdenacker <michael.opdenacker@free-electrons.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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We want the firmware merge fixes, and other bits, in here now.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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