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* mm/sl[aou]b: Get rid of __kmem_cache_destroyChristoph Lameter2012-09-055-36/+26
| | | | | | | | | | | | | What is done there can be done in __kmem_cache_shutdown. This affects RCU handling somewhat. On rcu free all slab allocators do not refer to other management structures than the kmem_cache structure. Therefore these other structures can be freed before the rcu deferred free to the page allocator occurs. Reviewed-by: Joonsoo Kim <js1304@gmail.com> Signed-off-by: Christoph Lameter <cl@linux.com> Signed-off-by: Pekka Enberg <penberg@kernel.org>
* mm/sl[aou]b: Move freeing of kmem_cache structure to common codeChristoph Lameter2012-09-054-5/+1
| | | | | | | | | | The freeing action is basically the same in all slab allocators. Move to the common kmem_cache_destroy() function. Reviewed-by: Glauber Costa <glommer@parallels.com> Reviewed-by: Joonsoo Kim <js1304@gmail.com> Signed-off-by: Christoph Lameter <cl@linux.com> Signed-off-by: Pekka Enberg <penberg@kernel.org>
* mm/sl[aou]b: Use "kmem_cache" name for slab cache with kmem_cache structChristoph Lameter2012-09-055-37/+52
| | | | | | | | | | Make all allocators use the "kmem_cache" slabname for the "kmem_cache" structure. Reviewed-by: Glauber Costa <glommer@parallels.com> Reviewed-by: Joonsoo Kim <js1304@gmail.com> Signed-off-by: Christoph Lameter <cl@linux.com> Signed-off-by: Pekka Enberg <penberg@kernel.org>
* mm/sl[aou]b: Extract a common function for kmem_cache_destroyChristoph Lameter2012-09-055-75/+49
| | | | | | | | | | | kmem_cache_destroy does basically the same in all allocators. Extract common code which is easy since we already have common mutex handling. Reviewed-by: Glauber Costa <glommer@parallels.com> Signed-off-by: Christoph Lameter <cl@linux.com> Signed-off-by: Pekka Enberg <penberg@kernel.org>
* mm/sl[aou]b: Move list_add() to slab_common.cChristoph Lameter2012-09-054-4/+16
| | | | | | | | | | | | | | Move the code to append the new kmem_cache to the list of slab caches to the kmem_cache_create code in the shared code. This is possible now since the acquisition of the mutex was moved into kmem_cache_create(). Acked-by: David Rientjes <rientjes@google.com> Reviewed-by: Glauber Costa <glommer@parallels.com> Reviewed-by: Joonsoo Kim <js1304@gmail.com> Signed-off-by: Christoph Lameter <cl@linux.com> Signed-off-by: Pekka Enberg <penberg@kernel.org>
* mm/slab_common: Improve error handling in kmem_cache_createChristoph Lameter2012-09-051-4/+24
| | | | | | | | | | | | | | | | | Instead of using s == NULL use an errorcode. This allows much more detailed diagnostics as to what went wrong. As we add more functionality from the slab allocators to the common kmem_cache_create() function we will also add more error conditions. Print the error code during the panic as well as in a warning if the module can handle failure. The API for kmem_cache_create() currently does not allow the returning of an error code. Return NULL but log the cause of the problem in the syslog. Reviewed-by: Glauber Costa <glommer@parallels.com> Acked-by: David Rientjes <rientjes@google.com> Signed-off-by: Christoph Lameter <cl@linux.com> Signed-off-by: Pekka Enberg <penberg@kernel.org>
* mm/slub: Use kmem_cache for the kmem_cache structureChristoph Lameter2012-09-051-4/+4
| | | | | | | | | | Do not use kmalloc() but kmem_cache_alloc() for the allocation of the kmem_cache structures in slub. Reviewed-by: Glauber Costa <glommer@parallels.com> Acked-by: David Rientjes <rientjes@google.com> Signed-off-by: Christoph Lameter <cl@linux.com> Signed-off-by: Pekka Enberg <penberg@kernel.org>
* mm/slub: Add debugging to verify correct cache use on kmem_cache_free()Christoph Lameter2012-09-051-0/+7
| | | | | | | | | | | Add additional debugging to check that the objects is actually from the cache the caller claims. Doing so currently trips up some other debugging code. It takes a lot to infer from that what was happening. Reviewed-by: Glauber Costa <glommer@parallels.com> Signed-off-by: Christoph Lameter <cl@linux.com> [ penberg@kernel.org: Use pr_err() ] Signed-off-by: Pekka Enberg <penberg@kernel.org>
* mm: Use __do_krealloc to do the krealloc jobEzequiel Garcia2012-09-041-14/+21
| | | | | | | | | | | | | | | | | | | | | Without this patch we can get (many) kmem trace events with call site at krealloc(). This happens because krealloc is calling __krealloc, which performs the allocation through kmalloc_track_caller. Since neither krealloc nor __krealloc are marked inline explicitly, the caller can be traced as being krealloc, which clearly is not the intended behavior. This patch allows to get the real caller of krealloc, by creating an always inlined function __do_krealloc, thus tracing the call site accurately. Acked-by: Christoph Lameter <cl@linux.com> Cc: Glauber Costa <glommer@parallels.com> Signed-off-by: Ezequiel Garcia <elezegarcia@gmail.com> Signed-off-by: Pekka Enberg <penberg@kernel.org>
* mm, slab: remove page_get_cacheDavid Rientjes2012-08-171-6/+0
| | | | | | | page_get_cache() isn't called from anything, so remove it. Signed-off-by: David Rientjes <rientjes@google.com> Signed-off-by: Pekka Enberg <penberg@kernel.org>
* mm, slab: remove dflagsDavid Rientjes2012-08-171-1/+0
| | | | | | | | cachep->dflags is never referenced, so remove it. Acked-by: Christoph Lameter <cl@linux.com> Signed-off-by: David Rientjes <rientjes@google.com> Signed-off-by: Pekka Enberg <penberg@kernel.org>
* mm/slab: restructure kmem_cache_create() debug checksShuah Khan2012-08-161-49/+48
| | | | | | | | | | | | | | | | | | | | | kmem_cache_create() does cache integrity checks when CONFIG_DEBUG_VM is defined. These checks interspersed with the regular code path has lead to compile time warnings when compiled without CONFIG_DEBUG_VM defined. Restructuring the code to move the integrity checks in to a new function would eliminate the current compile warning problem and also will allow for future changes to the debug only code to evolve without introducing new warnings in the regular path. This restructuring work is based on the discussion in the following thread: https://lkml.org/lkml/2012/7/13/424 [akpm@linux-foundation.org: fix build, cleanup] Signed-off-by: Shuah Khan <shuah.khan@hp.com> Acked-by: Christoph Lameter <cl@linux.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Pekka Enberg <penberg@kernel.org>
* Revert "mm/slab_common.c: cleanup"Pekka Enberg2012-08-161-5/+10
| | | | | | | This reverts commit 455ce9eb1cfa083da0def023094190aeb133855a. Andrew sent a better version. Signed-off-by: Pekka Enberg <penberg@kernel.org>
* slub: reduce failure of this_cpu_cmpxchg in put_cpu_partial() after unfreezingJoonsoo Kim2012-08-161-0/+1
| | | | | | | | | | | | | | | In current implementation, after unfreezing, we doesn't touch oldpage, so it remain 'NOT NULL'. When we call this_cpu_cmpxchg() with this old oldpage, this_cpu_cmpxchg() is mostly be failed. We can change value of oldpage to NULL after unfreezing, because unfreeze_partial() ensure that all the cpu partial slabs is removed from cpu partial list. In this time, we could expect that this_cpu_cmpxchg is mostly succeed. Acked-by: Christoph Lameter <cl@linux.com> Signed-off-by: Joonsoo Kim <js1304@gmail.com> Signed-off-by: Pekka Enberg <penberg@kernel.org>
* slub: Take node lock during object free checksChristoph Lameter2012-08-161-12/+18
| | | | | | | | | | | | | | | | | Only applies to scenarios where debugging is on: Validation of slabs can currently occur while debugging information is updated from the fast paths of the allocator. This results in various races where we get false reports about slab metadata not being in order. This patch makes the fast paths take the node lock so that serialization with slab validation will occur. Causes additional slowdown in debug scenarios. Reported-by: Waiman Long <Waiman.Long@hp.com> Signed-off-by: Christoph Lameter <cl@linux.com> Signed-off-by: Pekka Enberg <penberg@kernel.org>
* mm/slab_common.c: cleanupAndrew Morton2012-08-161-10/+5
| | | | | | | | | Eliminate an ifdef and a label by moving all the CONFIG_DEBUG_VM checking inside the locked region. Cc: Pekka Enberg <penberg@cs.helsinki.fi> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Pekka Enberg <penberg@kernel.org>
* slab: do not call compound_head() in page_get_cache()Michel Lespinasse2012-08-161-1/+0
| | | | | | | | | | | | | | | page_get_cache() does not need to call compound_head(), as its unique caller virt_to_slab() already makes sure to return a head page. Additionally, removing the compound_head() call makes page_get_cache() consistent with page_get_slab(). Signed-off-by: Michel Lespinasse <walken@google.com> Cc: Christoph Lameter <cl@linux-foundation.org> Cc: Pekka Enberg <penberg@kernel.org> Acked-by: David Rientjes <rientjes@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Pekka Enberg <penberg@kernel.org>
* slub: use free_page instead of put_page for freeing kmalloc allocationGlauber Costa2012-08-161-1/+1
| | | | | | | | | | | | | | | | | | When freeing objects, the slub allocator will most of the time free empty pages by calling __free_pages(). But high-order kmalloc will be diposed by means of put_page() instead. It makes no sense to call put_page() in kernel pages that are provided by the object allocators, so we shouldn't be doing this ourselves. Aside from the consistency change, we don't change the flow too much. put_page()'s would call its dtor function, which is __free_pages. We also already do all of the Compound page tests ourselves, and the Mlock test we lose don't really matter. Signed-off-by: Glauber Costa <glommer@parallels.com> Acked-by: Christoph Lameter <cl@linux.com> CC: David Rientjes <rientjes@google.com> CC: Pekka Enberg <penberg@kernel.org> Signed-off-by: Pekka Enberg <penberg@kernel.org>
* Linux 3.6-rc1v3.6-rc1Linus Torvalds2012-08-031-2/+2
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* Merge branch 'for-linus-3.6' of git://dev.laptop.org/users/dilinger/linux-olpcLinus Torvalds2012-08-0213-164/+451
|\ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Pull OLPC platform updates from Andres Salomon: "These move the OLPC Embedded Controller driver out of arch/x86/platform and into drivers/platform/olpc. OLPC machines are now ARM-based (which means lots of x86 and ARM changes), but are typically pretty self-contained.. so it makes more sense to go through a separate OLPC tree after getting the appropriate review/ACKs." * 'for-linus-3.6' of git://dev.laptop.org/users/dilinger/linux-olpc: x86: OLPC: move s/r-related EC cmds to EC driver Platform: OLPC: move global variables into priv struct Platform: OLPC: move debugfs support from x86 EC driver x86: OLPC: switch over to using new EC driver on x86 Platform: OLPC: add a suspended flag to the EC driver Platform: OLPC: turn EC driver into a platform_driver Platform: OLPC: allow EC cmd to be overridden, and create a workqueue to call it drivers: OLPC: update various drivers to include olpc-ec.h Platform: OLPC: add a stub to drivers/platform/ for the OLPC EC driver
| * x86: OLPC: move s/r-related EC cmds to EC driverAndres Salomon2012-08-012-22/+36
| | | | | | | | | | | | | | | | | | | | | | The new EC driver calls platform-specific suspend and resume hooks; run XO-1-specific EC commands from there, rather than deep in s/r code. If we attempt to run EC commands after the new EC driver has suspended, it is refused by the ec->suspended checks. Signed-off-by: Andres Salomon <dilinger@queued.net> Acked-by: Paul Fox <pgf@laptop.org> Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
| * Platform: OLPC: move global variables into priv structAndres Salomon2012-08-011-20/+28
| | | | | | | | | | | | | | | | | | Populate olpc_ec_priv with variables that were previously global. This makes things a tad bit clearer, IMO. Signed-off-by: Andres Salomon <dilinger@queued.net> Acked-by: Paul Fox <pgf@laptop.org> Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
| * Platform: OLPC: move debugfs support from x86 EC driverAndres Salomon2012-08-012-97/+117
| | | | | | | | | | | | | | | | | | | | | | | | There's nothing about the debugfs interface for the EC driver that is architecture-specific, so move it into the arch-independent driver. The code is mostly unchanged with the exception of renamed variables, coding style changes, and API updates. Signed-off-by: Andres Salomon <dilinger@queued.net> Acked-by: Paul Fox <pgf@laptop.org> Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
| * x86: OLPC: switch over to using new EC driver on x86Andres Salomon2012-08-013-36/+27
| | | | | | | | | | | | | | | | | | | | | | This uses the new EC driver framework in drivers/platform/olpc. The XO-1 and XO-1.5-specific code is still in arch/x86, but the generic stuff (including a new workqueue; no more running EC commands with IRQs disabled!) can be shared with other architectures. Signed-off-by: Andres Salomon <dilinger@queued.net> Acked-by: Paul Fox <pgf@laptop.org> Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
| * Platform: OLPC: add a suspended flag to the EC driverAndres Salomon2012-08-011-1/+45
| | | | | | | | | | | | | | | | | | | | | | | | | | A problem we've noticed on XO-1.75 is when we suspend in the middle of an EC command. Don't allow that. In the process, create a private object for the generic EC driver to use; we have a framework for passing around a struct, use that rather than a proliferation of global variables. Signed-off-by: Andres Salomon <dilinger@queued.net> Acked-by: Paul Fox <pgf@laptop.org> Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
| * Platform: OLPC: turn EC driver into a platform_driverAndres Salomon2012-08-012-0/+54
| | | | | | | | | | | | | | | | | | | | | | | | | | | | The 1.75-based OLPC EC driver already does this; let's do it for all EC drivers. This gives us nice suspend/resume hooks, amongst other things. We want to run the EC's suspend hooks later than other drivers (which may be setting wakeup masks or be running EC commands). We also want to run the EC's resume hooks earlier than other drivers (which may want to run EC commands). Signed-off-by: Andres Salomon <dilinger@queued.net> Acked-by: Paul Fox <pgf@laptop.org> Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
| * Platform: OLPC: allow EC cmd to be overridden, and create a workqueue to call itAndres Salomon2012-08-012-2/+116
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This provides a new API allows different OLPC architectures to override the EC driver. x86 and ARM OLPC machines use completely different EC backends. The olpc_ec_cmd is synchronous, and waits for the workqueue to send the command to the EC. Multiple callers can run olpc_ec_cmd() at once, and they will by serialized and sleep while only one executes on the EC at a time. We don't provide an unregister function, as that doesn't make sense within the context of OLPC machines - there's only ever 1 EC, it's critical to functionality, and it certainly not hotpluggable. Signed-off-by: Andres Salomon <dilinger@queued.net> Acked-by: Paul Fox <pgf@laptop.org> Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
| * drivers: OLPC: update various drivers to include olpc-ec.hAndres Salomon2012-08-019-3/+8
| | | | | | | | | | | | | | | | | | Switch over to using olpc-ec.h in multiple steps, so as not to break builds. This covers every driver that calls olpc_ec_cmd(). Signed-off-by: Andres Salomon <dilinger@queued.net> Acked-by: Paul Fox <pgf@laptop.org> Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
| * Platform: OLPC: add a stub to drivers/platform/ for the OLPC EC driverAndres Salomon2012-08-016-18/+55
| | | | | | | | | | | | | | | | | | | | | | The OLPC EC driver has outgrown arch/x86/platform/. It's time to both share common code amongst different architectures, as well as move it out of arch/x86/. The XO-1.75 is ARM-based, and the EC driver shares a lot of code with the x86 code. Signed-off-by: Andres Salomon <dilinger@queued.net> Acked-by: Paul Fox <pgf@laptop.org> Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
* | Merge tag 'dt2' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds2012-08-0243-569/+1387
|\ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Pull arm-soc Marvell Orion device-tree updates from Olof Johansson: "This contains a set of device-tree conversions for Marvell Orion platforms that were staged early but took a few tries to get the branch into a format where it was suitable for us to pick up. Given that most people working on these platforms are hobbyists with limited time, we were a bit more flexible with merging it even though it came in late." * tag 'dt2' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (21 commits) ARM: Kirkwood: Replace mrvl with marvell ARM: Kirkwood: Describe GoFlex Net LEDs and SATA in DT. ARM: Kirkwood: Describe Dreamplug LEDs in DT. ARM: Kirkwood: Describe iConnects LEDs in DT. ARM: Kirkwood: Describe iConnects temperature sensor in DT. ARM: Kirkwood: Describe IB62x0 LEDs in DT. ARM: Kirkwood: Describe IB62x0 gpio-keys in DT. ARM: Kirkwood: Describe DNS32? gpio-keys in DT. ARM: Kirkwood: Move common portions into a kirkwood-dnskw.dtsi ARM: Kirkwood: Replace DNS-320/DNS-325 leds with dt bindings ARM: Kirkwood: Describe DNS325 temperature sensor in DT. ARM: Kirkwood: Use DT to configure SATA device. ARM: kirkwood: use devicetree for SPI on dreamplug ARM: kirkwood: Add LS-XHL and LS-CHLv2 support ARM: Kirkwood: Initial DTS support for Kirkwood GoFlex Net ARM: Kirkwood: Add basic device tree support for QNAP TS219. ATA: sata_mv: Add device tree support ARM: Orion: DTify the watchdog timer. ARM: Orion: Add arch support needed for I2C via DT. ARM: kirkwood: use devicetree for orion-spi ... Conflicts: drivers/watchdog/orion_wdt.c
| * \ Merge branch 'marvell/dt' into late2/dtOlof Johansson2012-07-2965-646/+1915
| |\ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * marvell/dt: (41 commits) ARM: Kirkwood: Replace mrvl with marvell ARM: Kirkwood: Describe GoFlex Net LEDs and SATA in DT. ARM: Kirkwood: Describe Dreamplug LEDs in DT. ARM: Kirkwood: Describe iConnects LEDs in DT. ARM: Kirkwood: Describe iConnects temperature sensor in DT. ARM: Kirkwood: Describe IB62x0 LEDs in DT. ARM: Kirkwood: Describe IB62x0 gpio-keys in DT. ARM: Kirkwood: Describe DNS32? gpio-keys in DT. ARM: Kirkwood: Move common portions into a kirkwood-dnskw.dtsi ARM: Kirkwood: Replace DNS-320/DNS-325 leds with dt bindings ARM: Kirkwood: Describe DNS325 temperature sensor in DT. ARM: Kirkwood: Use DT to configure SATA device. ARM: kirkwood: use devicetree for SPI on dreamplug ARM: kirkwood: Add LS-XHL and LS-CHLv2 support ARM: Kirkwood: Initial DTS support for Kirkwood GoFlex Net ARM: Kirkwood: Add basic device tree support for QNAP TS219. ATA: sata_mv: Add device tree support ARM: Orion: DTify the watchdog timer. ARM: Orion: Add arch support needed for I2C via DT. ARM: kirkwood: use devicetree for orion-spi ...
| | * | ARM: Kirkwood: Replace mrvl with marvellAndrew Lunn2012-07-276-6/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | It has been decided to use marvell, not mrvl, in the compatibility property. Search & replace. Signed-off-by: Andrew Lunn <andrew@lunn.ch>
| | * | ARM: Kirkwood: Describe GoFlex Net LEDs and SATA in DT.Andrew Lunn2012-07-272-84/+50
| | | | | | | | | | | | | | | | | | | | Signed-off-by: Andrew Lunn <andrew@lunn.ch> Tested-by: Josh Coombs <josh.coombs@gmail.com>
| | * | ARM: Kirkwood: Describe Dreamplug LEDs in DT.Andrew Lunn2012-07-272-34/+16
| | | | | | | | | | | | | | | | Signed-off-by: Andrew Lunn <andrew@lunn.ch>
| | * | ARM: Kirkwood: Describe iConnects LEDs in DT.Andrew Lunn2012-07-272-46/+34
| | | | | | | | | | | | | | | | Signed-off-by: Andrew Lunn <andrew@lunn.ch>
| | * | ARM: Kirkwood: Describe iConnects temperature sensor in DT.Andrew Lunn2012-07-272-10/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | Now that we have I2C support in DT, describe the LM63 in the DT file for the iConnect. Signed-off-by: Andrew Lunn <andrew@lunn.ch>
| | * | ARM: Kirkwood: Describe IB62x0 LEDs in DT.Andrew Lunn2012-07-272-36/+17
| | | | | | | | | | | | | | | | | | | | Signed-off-by: Andrew Lunn <andrew@lunn.ch> Tested-by: Simon Baatz <gmbnomis@gmail.com>
| | * | ARM: Kirkwood: Describe IB62x0 gpio-keys in DT.Andrew Lunn2012-07-272-31/+16
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Now that the GPIO controllers have been converted over to DT, described the gpio-keys in DT. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Tested-by: Simon Baatz <gmbnomis@gmail.com>
| | * | ARM: Kirkwood: Describe DNS32? gpio-keys in DT.Jamie Lentin2012-07-272-37/+21
| | | | | | | | | | | | | | | | | | | | | | | | | | | | Move description of GPIO keys on both the DNS320 and DNS325 into DT. Signed-off-by: Jamie Lentin <jm@lentin.co.uk> Signed-off-by: Andrew Lunn <andrew@lunn.ch>
| | * | ARM: Kirkwood: Move common portions into a kirkwood-dnskw.dtsiJamie Lentin2012-07-273-82/+50
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | A lot of device setup is shared between DNS-320 and DNS-325, move the definitions into a common include. Signed-off-by: Jamie Lentin <jm@lentin.co.uk> Signed-off-by: Andrew Lunn <andrew@lunn.ch>
| | * | ARM: Kirkwood: Replace DNS-320/DNS-325 leds with dt bindingsJamie Lentin2012-07-273-90/+50
| | | | | | | | | | | | | | | | | | | | | | | | | | | | Replace code in board-dnskw with the equivalent devicetree bindings. Signed-off-by: Jamie Lentin <jm@lentin.co.uk> Signed-off-by: Andrew Lunn <andrew@lunn.ch>
| | * | ARM: Kirkwood: Describe DNS325 temperature sensor in DT.Andrew Lunn2012-07-272-13/+10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Now that we have I2C support in DT, describe the LM75 in the DT file for the DNS325. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: Jamie Lentin <jm@lentin.co.uk>
| | * | ARM: Kirkwood: Use DT to configure SATA device.Andrew Lunn2012-07-279-20/+24
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Convert boards using DT, but the old way of configuring SATA to now use properties in there DT file. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Tested-by: Simon Baatz <gmbnomis@gmail.com>
| | * | ARM: kirkwood: use devicetree for SPI on dreamplugMichael Walle2012-07-272-41/+29
| | | | | | | | | | | | | | | | | | | | | | | | | | | | Use the device tree for the SPI driver and partition layout. Signed-off-by: Michael Walle <michael@walle.cc> Signed-off-by: Andrew Lunn <andrew@lunn.ch>
| | * | ARM: kirkwood: Add LS-XHL and LS-CHLv2 supportMichael Walle2012-07-279-0/+291
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add support for Buffalo Linkstation LS-XHL and LS-CHLv2 using the device tree where possible. Signed-off-by: Michael Walle <michael@walle.cc> Signed-off-by: Andrew Lunn <andrew@lunn.ch>
| | * | ARM: Kirkwood: Initial DTS support for Kirkwood GoFlex NetJosh Coombs2012-07-277-0/+224
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch supplies the necessary DTS and supporting files to boot up a Seagate GoFlex Net with 3.5.0-rc3. Signed-off-by: Joshua Coombs <josh.coombs@gmail.com> Signed-off-by: Andrew Lunn <andrew@lunn.ch>
| | * | ARM: Kirkwood: Add basic device tree support for QNAP TS219.Andrew Lunn2012-07-279-0/+228
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The two different variants of QNAP TS devices, varying by SoC, put the GPIO keys on different GPIO lines. Hence we need two different DT board descriptions, which share the same board-ts219.c file. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Acked-by: Jason Cooper <jason@lakedaemon.net>
| | * | ATA: sata_mv: Add device tree supportAndrew Lunn2012-07-274-13/+53
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add support for instantiating this driver from device tree, and add the necassary DT information to the kirkwood.dtsi file. This is based on previous work by Michael Walle and Jason Cooper. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Tested-by: Josh Coombs <josh.coombs@gmail.com>
| | * | ARM: Orion: DTify the watchdog timer.Andrew Lunn2012-07-274-1/+29
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add device tree support to the Orion watchdog timer, and enable its use in the kirkwood devices using device tree. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Acked-by: Sebastian Hesselbarth <sebastian.hesselbarth@googlemail.com> Tested-by: Simon Baatz <gmbnomis@gmail.com>
| | * | ARM: Orion: Add arch support needed for I2C via DT.Andrew Lunn2012-07-274-0/+15
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The MV64XXX I2C driver needs a clock in order to calculate the baud rate factors. So add an clk to the clk tree. Also add the base DT properties for kirkwood devices. Signed-off-by: Andrew Lunn <andrew@lunn.ch> Conflicts: arch/arm/mach-kirkwood/common.c
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