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path: root/drivers/of/Kconfig
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* x86: dtb: Add support for PCI devices backed by dtb nodesSebastian Andrzej Siewior2011-02-231-1/+1
| | | | | | | | | | | | | | | | | | | | | | | x86_of_pci_init() does two things: - it provides a generic irq enable and disable function. enable queries the device tree for the interrupt information, calls ->xlate on the irq host and updates the pci->irq information for the device. - it walks through PCI bus(es) in the device tree and adds its children (device) nodes to appropriate pci_dev nodes in kernel. So the dtb node information is available at probe time of the PCI device. Adding a PCI bus based on the information in the device tree is currently not supported. Right now direct access via ioports is used. Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Tested-by: Dirk Brandewie <dirk.brandewie@gmail.com> Acked-by: Grant Likely <grant.likely@secretlab.ca> Cc: sodaville@linutronix.de Cc: devicetree-discuss@lists.ozlabs.org LKML-Reference: <1298405266-1624-8-git-send-email-bigeasy@linutronix.de> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
* of/pci: move of_irq_map_pci() into generic codeSebastian Andrzej Siewior2011-02-041-0/+6
| | | | | | | | | | | There is a tiny difference between PPC32 and PPC64. Microblaze uses the PPC32 variant. Signed-off-by: Sebastian Andrzej Siewior <sebastian@breakpoint.cc> [grant.likely@secretlab.ca: Added comment to #endif, moved documentation block to function implementation, fixed for non ppc and microblaze compiles] Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
* of/flattree: Add Kconfig for EARLY_FLATTREEStephen Neuendorffer2010-12-291-0/+4
| | | | | | | | | | | | | | | | | The device tree code is now in two pieces: some which can be used generically on any platform which selects CONFIG_OF_FLATTREE, and some early which is used at boot time on only a few architectures. This patch segregates the early code so that only those architectures which care about it need compile it. This also means that some of the requirements in the early code (such as a cmd_line variable) that most architectures (e.g. X86) don't provide can be ignored. Signed-off-by: Stephen Neuendorffer <stephen.neuendorffer@xilinx.com> [grant.likely@secretlab.ca: remove extra blank line addition] [grant.likely@secretlab.ca: fixed incorrect #ifdef CONFIG_EARLY_FLATTREE check] [grant.likely@secretlab.ca: Made OF_EARLY_FLATTREE select instead of depend on OF_FLATTREE] Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
* of/net: Move of_get_mac_address() to a common source file.David Daney2010-11-011-0/+4
| | | | | | | | | | | | There are two identical implementations of of_get_mac_address(), one each in arch/powerpc/kernel/prom_parse.c and arch/microblaze/kernel/prom_parse.c. Move this function to a new common file of_net.{c,h} and adjust all the callers to include the new header. Signed-off-by: David Daney <ddaney@caviumnetworks.com> [grant.likely@secretlab.ca: protect header with #ifdef] Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
* of/promtree: make drivers/of/pdt.c no longer sparc-onlyAndres Salomon2010-10-101-1/+4
| | | | | | | | | | | Clean up pdt.c: - make build dependent upon config OF_PROMTREE - #ifdef out the sparc-specific stuff - create pdt-specific header Signed-off-by: Andres Salomon <dilinger@queued.net> Acked-by: David S. Miller <davem@davemloft.net> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
* proc: unify PROC_DEVICETREE configAndres Salomon2010-07-051-0/+8
| | | | | | | | | | Microblaze and PPC both use PROC_DEVICETREE, and OLPC will as well.. put the Kconfig option into fs/ rather than in arch/*/Kconfig. Signed-off-by: Andres Salomon <dilinger@queued.net> [grant.likely@secretlab.ca: changed depends to PROC_FS && !SPARC] [grant.likely@secretlab.ca: moved to drivers/of/Kconfig] Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
* of: Put all CONFIG_OF dependencies into a Kconfig menu blockGrant Likely2010-07-051-9/+16
| | | | | | | | | | | | | | | | All of the options in drivers/of/Kconfig depend on CONFIG_OF. Putting all of them inside a menu block simplifies the dependency statements. It also creates a logical group for adding user selectable OF options. This patch also changes (PPC_OF || MICROBLAZE) statements to (!SPARC) so that those options are available to other architectures (and in fact the !SPARC conditions should probably be re-evalutated since the code is more generic now) This patch also moves the definition of CONFIG_DTC from arch/* to drivers/of/Kconfig Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
* of: define CONFIG_OF globally so architectures can select itStephen Rothwell2010-07-051-0/+3
| | | | | Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
* of/i2c: Generalize OF supportGrant Likely2010-07-051-1/+1
| | | | | | | This patch cleans up the i2c OF support code to make it selectable by all architectures and allow for automatic registration of i2c devices. Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
* of/address: merge of_iomap()Grant Likely2010-07-051-0/+4
| | | | | | | | | | | Merge common code between Microblaze and PowerPC. This patch creates new of_address.h and address.c files to containing address translation and mapping routines. First routine to be moved it of_iomap() Signed-off-by: Grant Likely <grant.likely@secretlab.ca> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> CC: Michal Simek <monstr@monstr.eu> CC: Stephen Rothwell <sfr@canb.auug.org.au>
* of/irq: Move irq_of_parse_and_map() to common codeGrant Likely2010-06-281-0/+4
| | | | | | | | | | | | | | Merge common code between PowerPC and Microblaze. SPARC implements irq_of_parse_and_map(), but the implementation is different, so it does not use this code. Signed-off-by: Grant Likely <grant.likely@secretlab.ca> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Michal Simek <monstr@monstr.eu> Cc: "David S. Miller" <davem@davemloft.net> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Cc: Jeremy Kerr <jeremy.kerr@canonical.com>
* of: merge of_attach_node() & of_detach_node()Grant Likely2010-02-091-0/+4
| | | | | | | | Merge common code between PowerPC and Microblaze Signed-off-by: Grant Likely <grant.likely@secretlab.ca> Tested-by: Wolfram Sang <w.sang@pengutronix.de> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
* of/flattree: merge find_flat_dt_string and initial_boot_paramsGrant Likely2009-11-231-0/+4
| | | | | | | | Merge common code between Microblaze and PowerPC. Signed-off-by: Grant Likely <grant.likely@secretlab.ca> Reviewed-by: Wolfram Sang <w.sang@pengutronix.de> Tested-by: Michal Simek <monstr@monstr.eu>
* Merge branch 'master' of ↵David S. Miller2009-06-151-4/+4
|\ | | | | | | | | | | | | | | | | | | master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6 Conflicts: Documentation/feature-removal-schedule.txt drivers/scsi/fcoe/fcoe.c net/core/drop_monitor.c net/core/net-traces.c
| * microblaze: Kconfig: Enable drivers for MicroblazeMichal Simek2009-05-211-4/+4
| | | | | | | | Signed-off-by: Michal Simek <monstr@monstr.eu>
* | openfirmware: Add OF phylib support codeGrant Likely2009-04-271-0/+6
|/ | | | | | | | | | | | | | Add support for parsing the device tree for PHY devices on an MDIO bus. Currently many of the PowerPC ethernet drivers are open coding a solution for reading data out of the device tree to find the correct PHY device. This patch implements a set of common routines to: a) let MDIO bus drivers register phy_devices described in the tree, and b) let MAC drivers find the correct phy_device via the tree. Signed-off-by: Grant Likely <grant.likely@secretlab.ca> Acked-by: Andy Fleming <afleming@freescale.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* spi: Add OF binding support for SPI bussesGrant Likely2008-07-251-0/+6
| | | | | | | | This patch adds support for populating an SPI bus based on data in the OF device tree. This is useful for powerpc platforms which use the device tree instead of discrete code for describing platform layout. Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
* gpiolib: allow user-selectionMichael Buesch2008-07-251-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch adds functionality to the gpio-lib subsystem to make it possible to enable the gpio-lib code even if the architecture code didn't request to get it built in. The archtitecture code does still need to implement the gpiolib accessor functions in its asm/gpio.h file. This patch adds the implementations for x86 and PPC. With these changes it is possible to run generic GPIO expansion cards on every architecture that implements the trivial wrapper functions. Support for more architectures can easily be added. Signed-off-by: Michael Buesch <mb@bu3sch.de> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Cc: David Brownell <david-b@pacbell.net> Cc: Russell King <rmk@arm.linux.org.uk> Cc: Haavard Skinnemoen <hskinnemoen@atmel.com> Cc: Jesper Nilsson <jesper.nilsson@axis.com> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Ingo Molnar <mingo@elte.hu> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Jean Delvare <khali@linux-fr.org> Cc: Samuel Ortiz <sameo@openedhand.com> Cc: Kumar Gala <galak@gate.crashing.org> Cc: Sam Ravnborg <sam@ravnborg.org> Cc: Adrian Bunk <bunk@stusta.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* [POWERPC] i2c: Fix build breakage introduced by OF helpersJochen Friedrich2008-04-201-2/+2
| | | | | | | | | | | | | Fix build breakage introduced in commit "[POWERPC] i2c: OF helpers for the i2c API". If i2c-core is compiled as a module, the helper needs to be compiled as a module, as well. Rename i2c.c to of_i2c.c to avoid name space conflict. [paulus@samba.org: Changed dependency from OF to PPC_OF to avoid sparc{32,64} allmodconfig breakage.] Signed-off-by: Jochen Friedrich <jochen@scram.de> Signed-off-by: Paul Mackerras <paulus@samba.org>
* [POWERPC] i2c: OF helpers for the i2c APIJochen Friedrich2008-04-171-0/+6
| | | | | | | | | | This implements various helpers to support OF bindings for the i2c API. Signed-off-by: Jochen Friedrich <jochen@scram.de> Acked-by: David S. Miller <davem@davemloft.net> Acked-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Paul Mackerras <paulus@samba.org>
* [POWERPC] OF helpers for the GPIO APIAnton Vorontsov2008-04-171-0/+6
| | | | | | | | | | | | | | | | | | | This implements various helpers to support OF bindings for the GPIO LIB API. Previously this was PowerPC specific, but it seems this code isn't arch-dependent anyhow, so let's place it into of/. SPARC will not see this addition yet, real hardware seem to not use GPIOs at all. But this might change: http://www.leox.org/docs/faq_MLleon.html "16-bit I/O port" sounds promising. :-) Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com> Acked-by: Grant Likely <grant.likely@secretlab.ca> Signed-off-by: Paul Mackerras <paulus@samba.org>
* Begin to consolidate of_device.cStephen Rothwell2007-07-201-0/+3
This moves all the common parts for the Sparc, Sparc64 and PowerPC of_device.c files into drivers/of/device.c. Apart from the simple move, Sparc gains of_match_node() and a call to of_node_put in of_release_dev(). PowerPC gains better recovery if device_create_file() fails in of_device_register(). Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Acked-by: Paul Mackerras <paulus@samba.org> Acked-by: David S. Miller <davem@davemloft.net>
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