Commit Graph

24 Commits

Author SHA1 Message Date
Linus Torvalds
195303136f Kconfig file consolidation for v4.21
Consolidation of bus (PCI, PCMCIA, EISA, RapidIO) config entries
 by Christoph Hellwig.
 
 Currently, every architecture that wants to provide common peripheral
 busses needs to add some boilerplate code and include the right Kconfig
 files. This series instead just selects the presence (when needed) and
 then handles everything in the bus-specific Kconfig file under drivers/.
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Merge tag 'kconfig-v4.21-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild

Pull Kconfig file consolidation from Masahiro Yamada:
 "Consolidation of bus (PCI, PCMCIA, EISA, RapidIO) config entries by
  Christoph Hellwig.

  Currently, every architecture that wants to provide common peripheral
  busses needs to add some boilerplate code and include the right
  Kconfig files. This series instead just selects the presence (when
  needed) and then handles everything in the bus-specific Kconfig file
  under drivers/"

* tag 'kconfig-v4.21-2' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild:
  pcmcia: remove per-arch PCMCIA config entry
  eisa: consolidate EISA Kconfig entry in drivers/eisa
  rapidio: consolidate RAPIDIO config entry in drivers/rapidio
  pcmcia: allow PCMCIA support independent of the architecture
  PCI: consolidate the PCI_SYSCALL symbol
  PCI: consolidate the PCI_DOMAINS and PCI_DOMAINS_GENERIC config options
  PCI: consolidate PCI config entry in drivers/pci
  MIPS: remove the HT_PCI config option
2018-12-29 13:40:29 -08:00
Christophe Leroy
be34fff07c powerpc/kconfig: remove CONFIG_6xx
CONFIG_6xx is not used anymore. Remove it.

Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2018-11-26 22:33:37 +11:00
Christoph Hellwig
eb01d42a77 PCI: consolidate PCI config entry in drivers/pci
There is no good reason to duplicate the PCI menu in every architecture.
Instead provide a selectable HAVE_PCI symbol that indicates availability
of PCI support, and a FORCE_PCI symbol to for PCI on and the handle the
rest in drivers/pci.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Palmer Dabbelt <palmer@sifive.com>
Acked-by: Max Filippov <jcmvbkbc@gmail.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Paul Burton <paul.burton@mips.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-11-23 11:45:34 +09:00
Greg Kroah-Hartman
b24413180f License cleanup: add SPDX GPL-2.0 license identifier to files with no license
Many source files in the tree are missing licensing information, which
makes it harder for compliance tools to determine the correct license.

By default all files without license information are under the default
license of the kernel, which is GPL version 2.

Update the files which contain no license information with the 'GPL-2.0'
SPDX license identifier.  The SPDX identifier is a legally binding
shorthand, which can be used instead of the full boiler plate text.

This patch is based on work done by Thomas Gleixner and Kate Stewart and
Philippe Ombredanne.

How this work was done:

Patches were generated and checked against linux-4.14-rc6 for a subset of
the use cases:
 - file had no licensing information it it.
 - file was a */uapi/* one with no licensing information in it,
 - file was a */uapi/* one with existing licensing information,

Further patches will be generated in subsequent months to fix up cases
where non-standard license headers were used, and references to license
had to be inferred by heuristics based on keywords.

The analysis to determine which SPDX License Identifier to be applied to
a file was done in a spreadsheet of side by side results from of the
output of two independent scanners (ScanCode & Windriver) producing SPDX
tag:value files created by Philippe Ombredanne.  Philippe prepared the
base worksheet, and did an initial spot review of a few 1000 files.

The 4.13 kernel was the starting point of the analysis with 60,537 files
assessed.  Kate Stewart did a file by file comparison of the scanner
results in the spreadsheet to determine which SPDX license identifier(s)
to be applied to the file. She confirmed any determination that was not
immediately clear with lawyers working with the Linux Foundation.

Criteria used to select files for SPDX license identifier tagging was:
 - Files considered eligible had to be source code files.
 - Make and config files were included as candidates if they contained >5
   lines of source
 - File already had some variant of a license header in it (even if <5
   lines).

All documentation files were explicitly excluded.

The following heuristics were used to determine which SPDX license
identifiers to apply.

 - when both scanners couldn't find any license traces, file was
   considered to have no license information in it, and the top level
   COPYING file license applied.

   For non */uapi/* files that summary was:

   SPDX license identifier                            # files
   ---------------------------------------------------|-------
   GPL-2.0                                              11139

   and resulted in the first patch in this series.

   If that file was a */uapi/* path one, it was "GPL-2.0 WITH
   Linux-syscall-note" otherwise it was "GPL-2.0".  Results of that was:

   SPDX license identifier                            # files
   ---------------------------------------------------|-------
   GPL-2.0 WITH Linux-syscall-note                        930

   and resulted in the second patch in this series.

 - if a file had some form of licensing information in it, and was one
   of the */uapi/* ones, it was denoted with the Linux-syscall-note if
   any GPL family license was found in the file or had no licensing in
   it (per prior point).  Results summary:

   SPDX license identifier                            # files
   ---------------------------------------------------|------
   GPL-2.0 WITH Linux-syscall-note                       270
   GPL-2.0+ WITH Linux-syscall-note                      169
   ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause)    21
   ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)    17
   LGPL-2.1+ WITH Linux-syscall-note                      15
   GPL-1.0+ WITH Linux-syscall-note                       14
   ((GPL-2.0+ WITH Linux-syscall-note) OR BSD-3-Clause)    5
   LGPL-2.0+ WITH Linux-syscall-note                       4
   LGPL-2.1 WITH Linux-syscall-note                        3
   ((GPL-2.0 WITH Linux-syscall-note) OR MIT)              3
   ((GPL-2.0 WITH Linux-syscall-note) AND MIT)             1

   and that resulted in the third patch in this series.

 - when the two scanners agreed on the detected license(s), that became
   the concluded license(s).

 - when there was disagreement between the two scanners (one detected a
   license but the other didn't, or they both detected different
   licenses) a manual inspection of the file occurred.

 - In most cases a manual inspection of the information in the file
   resulted in a clear resolution of the license that should apply (and
   which scanner probably needed to revisit its heuristics).

 - When it was not immediately clear, the license identifier was
   confirmed with lawyers working with the Linux Foundation.

 - If there was any question as to the appropriate license identifier,
   the file was flagged for further research and to be revisited later
   in time.

In total, over 70 hours of logged manual review was done on the
spreadsheet to determine the SPDX license identifiers to apply to the
source files by Kate, Philippe, Thomas and, in some cases, confirmation
by lawyers working with the Linux Foundation.

Kate also obtained a third independent scan of the 4.13 code base from
FOSSology, and compared selected files where the other two scanners
disagreed against that SPDX file, to see if there was new insights.  The
Windriver scanner is based on an older version of FOSSology in part, so
they are related.

Thomas did random spot checks in about 500 files from the spreadsheets
for the uapi headers and agreed with SPDX license identifier in the
files he inspected. For the non-uapi files Thomas did random spot checks
in about 15000 files.

In initial set of patches against 4.14-rc6, 3 files were found to have
copy/paste license identifier errors, and have been fixed to reflect the
correct identifier.

Additionally Philippe spent 10 hours this week doing a detailed manual
inspection and review of the 12,461 patched files from the initial patch
version early this week with:
 - a full scancode scan run, collecting the matched texts, detected
   license ids and scores
 - reviewing anything where there was a license detected (about 500+
   files) to ensure that the applied SPDX license was correct
 - reviewing anything where there was no detection but the patch license
   was not GPL-2.0 WITH Linux-syscall-note to ensure that the applied
   SPDX license was correct

This produced a worksheet with 20 files needing minor correction.  This
worksheet was then exported into 3 different .csv files for the
different types of files to be modified.

These .csv files were then reviewed by Greg.  Thomas wrote a script to
parse the csv files and add the proper SPDX tag to the file, in the
format that the file expected.  This script was further refined by Greg
based on the output to detect more types of files automatically and to
distinguish between header and source .c files (which need different
comment types.)  Finally Greg ran the script using the .csv files to
generate the patches.

Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Philippe Ombredanne <pombredanne@nexb.com>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2017-11-02 11:10:55 +01:00
Linus Walleij
86c55af4a4 powerpc: do away with ARCH_[WANT_OPTIONAL|REQUIRE]_GPIOLIB
This replaces:

- "select ARCH_REQUIRE_GPIOLIB" with "select GPIOLIB" as this can
  now be selected directly.

- "select ARCH_WANT_OPTIONAL_GPIOLIB" with no dependency: GPIOLIB
  is now selectable by everyone, so we need not declare our
  intent to select it.

When ordering the symbols the following rationale was used:
if the selects were in alphabetical order, I moved select GPIOLIB
to be in alphabetical order, but if the selects were not
maintained in alphabetical order, I just replaced
"select ARCH_REQUIRE_GPIOLIB" with "select GPIOLIB".

Cc: Michael Büsch <m@bues.ch>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: linuxppc-dev@lists.ozlabs.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-06-08 09:54:53 +02:00
Alexander Popov
1a4bb93f79 powerpc/512x: add LocalPlus Bus FIFO device driver
This driver for Freescale MPC512x LocalPlus Bus FIFO (called SCLPC
in the Reference Manual) allows Direct Memory Access transfers
between RAM and peripheral devices on LocalPlus Bus.

Signed-off-by: Alexander Popov <alex.popov@linux.com>
Signed-off-by: Anatolij Gustschin <agust@denx.de>
2015-10-22 15:19:40 +02:00
Gerhard Sittig
acf6cec836 powerpc/512x: silence a USB Kconfig dependency warning
the PPC_MPC512x config automatically selected USB_EHCI_BIG_ENDIAN_*
switches, which made Kconfig warn about "unmet direct dependencies":

  scripts/kconfig/conf --silentoldconfig Kconfig
  warning: (PPC_MPC512x && 440EPX) selects USB_EHCI_BIG_ENDIAN_DESC which has unmet direct dependencies (USB_SUPPORT && USB && USB_EHCI_HCD)
  warning: (PPC_MPC512x && PPC_PS3 && PPC_CELLEB && 440EPX) selects USB_EHCI_BIG_ENDIAN_MMIO which has unmet direct dependencies (USB_SUPPORT && USB && USB_EHCI_HCD)
  warning: (PPC_MPC512x && 440EPX) selects USB_EHCI_BIG_ENDIAN_DESC which has unmet direct dependencies (USB_SUPPORT && USB && USB_EHCI_HCD)
  warning: (PPC_MPC512x && PPC_PS3 && PPC_CELLEB && 440EPX) selects USB_EHCI_BIG_ENDIAN_MMIO which has unmet direct dependencies (USB_SUPPORT && USB && USB_EHCI_HCD)

make the selected entries additionally depend on USB_EHCI_HCD which
silences the warning

Signed-off-by: Gerhard Sittig <gsi@denx.de>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2015-08-19 16:14:50 +10:00
Gerhard Sittig
7d71d5b2e8 clk: mpc5xxx: switch to COMMON_CLK, retire PPC_CLOCK
the setup before the change was
- arch/powerpc/Kconfig had the PPC_CLOCK option, off by default
- depending on the PPC_CLOCK option the arch/powerpc/kernel/clock.c file
  was built, which implements the clk.h API but always returns -ENOSYS
  unless a platform registers specific callbacks
- the MPC52xx platform selected PPC_CLOCK but did not register any
  callbacks, thus all clk.h API calls keep resulting in -ENOSYS errors
  (which is OK, all peripheral drivers deal with the situation)
- the MPC512x platform selected PPC_CLOCK and registered specific
  callbacks implemented in arch/powerpc/platforms/512x/clock.c, thus
  provided real support for the clock API
- no other powerpc platform did select PPC_CLOCK

the situation after the change is
- the MPC512x platform implements the COMMON_CLK interface, and thus the
  PPC_CLOCK approach in arch/powerpc/platforms/512x/clock.c has become
  obsolete
- the MPC52xx platform still lacks genuine support for the clk.h API
  while this is not a change against the previous situation (the error
  code returned from COMMON_CLK stubs differs but every call still
  results in an error)
- with all references gone, the arch/powerpc/kernel/clock.c wrapper and
  the PPC_CLOCK option have become obsolete, as did the clk_interface.h
  header file

the switch from PPC_CLOCK to COMMON_CLK is done for all platforms within
the same commit such that multiplatform kernels (the combination of 512x
and 52xx within one executable) keep working

Cc: Mike Turquette <mturquette@linaro.org>
Cc: Anatolij Gustschin <agust@denx.de>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linuxppc-dev@lists.ozlabs.org
Signed-off-by: Gerhard Sittig <gsi@denx.de>
Signed-off-by: Anatolij Gustschin <agust@denx.de>
2014-01-12 18:53:04 +01:00
Linus Torvalds
5a148af669 Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
Pull powerpc update from Benjamin Herrenschmidt:
 "The main highlights this time around are:

   - A pile of addition POWER8 bits and nits, such as updated
     performance counter support (Michael Ellerman), new branch history
     buffer support (Anshuman Khandual), base support for the new PCI
     host bridge when not using the hypervisor (Gavin Shan) and other
     random related bits and fixes from various contributors.

   - Some rework of our page table format by Aneesh Kumar which fixes a
     thing or two and paves the way for THP support.  THP itself will
     not make it this time around however.

   - More Freescale updates, including Altivec support on the new e6500
     cores, new PCI controller support, and a pile of new boards support
     and updates.

   - The usual batch of trivial cleanups & fixes"

* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (156 commits)
  powerpc: Fix build error for book3e
  powerpc: Context switch the new EBB SPRs
  powerpc: Turn on the EBB H/FSCR bits
  powerpc: Replace CPU_FTR_BCTAR with CPU_FTR_ARCH_207S
  powerpc: Setup BHRB instructions facility in HFSCR for POWER8
  powerpc: Fix interrupt range check on debug exception
  powerpc: Update tlbie/tlbiel as per ISA doc
  powerpc: Print page size info during boot
  powerpc: print both base and actual page size on hash failure
  powerpc: Fix hpte_decode to use the correct decoding for page sizes
  powerpc: Decode the pte-lp-encoding bits correctly.
  powerpc: Use encode avpn where we need only avpn values
  powerpc: Reduce PTE table memory wastage
  powerpc: Move the pte free routines from common header
  powerpc: Reduce the PTE_INDEX_SIZE
  powerpc: Switch 16GB and 16MB explicit hugepages to a different page table format
  powerpc: New hugepage directory format
  powerpc: Don't truncate pgd_index wrongly
  powerpc: Don't hard code the size of pte page
  powerpc: Save DAR and DSISR in pt_regs on MCE
  ...
2013-05-02 10:16:16 -07:00
Florian Fainelli
9296d94d83 USB: remove USB_EHCI_BIG_ENDIAN_{DESC,MMIO} depends on architecture symbol
Just like the OHCI counter part we just can remove the architecture
specific symbols which prevent these configuration symbols from being
selected by platforms/architectures requiring it. The original
implementation did not scale at all since it required each and every
single architecture to be added for these configuration symbols to be
selected. Now it is up to the EHCI driver and/or platform to select
these configuration symbols accordingly.

Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Florian Fainelli <florian@openwrt.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2013-04-09 16:57:44 -07:00
Matteo Facchinetti
b9e7196ecd powerpc/512x: move mpc5121_generic platform to mpc512x_generic.
This provides a base for using 512x_generic platform on mpc5125 boards.

By this way 512x_GENERIC it could be used for all generic mpc512x boards
and kernel could be compiled with mpc512x_defconfig.

Signed-off-by: Matteo Facchinetti <matteo.facchinetti@sirius-es.it>
[agust: applied s/mpc5121/mpc512x in mpc512x_generic.c]
Signed-off-by: Anatolij Gustschin <agust@denx.de>
2013-04-01 09:25:00 +02:00
Timur Tabi
6baf11906e powerpc/512x: don't compile any platform DIU code if the DIU is not enabled
If the DIU framebuffer driver is not enabled, then there's no point in
compiling any platform DIU code, because it will never be used.  Most of
the platform code was protected in the appropriate #ifdef, but not all.
This caused a break in some randconfig builds.

This is only a problem on the 512x platforms.  The P1022DS and MPC8610HPCD
platforms are already correct.

This patch reverts commit 12e36309f8 ("powerpc:
Option FB_FSL_DIU is not really optional for mpc512x") and restores the
ability to configure DIU support.

Signed-off-by: Timur Tabi <timur@freescale.com>
Signed-off-by: Anatolij Gustschin <agust@denx.de>
2012-12-03 22:13:34 +01:00
Paul Gortmaker
12e36309f8 powerpc: Option FB_FSL_DIU is not really optional for mpc512x
In powerpc randconfig builds, this keeps showing up:

  CC      arch/powerpc/platforms/512x/mpc512x_shared.o
arch/powerpc/platforms/512x/mpc512x_shared.c:70:9: warning: 'enum fsl_diu_monitor_port' declared inside parameter list
arch/powerpc/platforms/512x/mpc512x_shared.c:70:9: warning: its scope is only this definition or declaration, which is probably not what you want
arch/powerpc/platforms/512x/mpc512x_shared.c:69:56: error: parameter 1 ('port') has incomplete type
arch/powerpc/platforms/512x/mpc512x_shared.c:69:5: warning: function declaration isn't a prototype
arch/powerpc/platforms/512x/mpc512x_shared.c:84:9: warning: 'enum fsl_diu_monitor_port' declared inside parameter list
arch/powerpc/platforms/512x/mpc512x_shared.c:83:56: error: parameter 1 ('port') has incomplete type
arch/powerpc/platforms/512x/mpc512x_shared.c:83:6: warning: function declaration isn't a prototype
arch/powerpc/platforms/512x/mpc512x_shared.c:88:36: warning: 'enum fsl_diu_monitor_port' declared inside parameter list
arch/powerpc/platforms/512x/mpc512x_shared.c:88:57: error: parameter 1 ('port') has incomplete type
arch/powerpc/platforms/512x/mpc512x_shared.c:88:6: warning: function declaration isn't a prototype
arch/powerpc/platforms/512x/mpc512x_shared.c:187:54: error: parameter 1 ('port') has incomplete type
arch/powerpc/platforms/512x/mpc512x_shared.c:187:1: error: return type is an incomplete type
arch/powerpc/platforms/512x/mpc512x_shared.c:187:1: warning: function declaration isn't a prototype
arch/powerpc/platforms/512x/mpc512x_shared.c: In function 'mpc512x_valid_monitor_port':
arch/powerpc/platforms/512x/mpc512x_shared.c:189:9: error: 'FSL_DIU_PORT_DVI' undeclared (first use in this function)
arch/powerpc/platforms/512x/mpc512x_shared.c:189:9: note: each undeclared identifier is reported only once for each function it appears in
arch/powerpc/platforms/512x/mpc512x_shared.c:189:2: warning: 'return' with a value, in function returning void
make[2]: *** [arch/powerpc/platforms/512x/mpc512x_shared.o] Error 1

The reason is that mpc512x_shared.c has a couple token #ifdef
on FB_FSL_DIU/FB_FSL_DIU_MODULE, but they don't come close to
masking all the DIU dependencies, as the above fail shows.

Rather than sprinkle more pointless #ifdef in this file, just
remove the existing two, and make FB_FSL_DIU part of the
dependency.  The mpc512x_defconfig already has the line
"CONFIG_FB_FSL_DIU=y" so this change should be zero impact
on real world configs.

Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Anatolij Gustschin <agust@denx.de>
2012-09-09 21:36:06 +02:00
Paul Bolle
085c9461ed powerpc/mpc5121: drop "select MPC5121_ADS_CPLD"
There is no Kconfig symbol named MPC5121_ADS_CPLD. The select statement
for that symbol is a nop. Drop it.

Signed-off-by: Paul Bolle <pebolle@tiscali.nl>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2011-11-13 20:57:45 +01:00
Wolfram Sang
c68308dd50 gpio: move mpc8xxx/512x gpio driver to drivers/gpio
Move the driver to the place where it is expected to be nowadays. Also
rename its CONFIG-name to match the rest and adapt the defconfigs.
Finally, move selection of REQUIRE_GPIOLIB or WANTS_OPTIONAL_GPIOLIB to
the platforms, because this option is per-platform and not per-driver.

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Cc: Anatolij Gustschin <agust@denx.de>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Anatolij Gustschin <agust@denx.de>
2011-09-23 00:14:15 +02:00
Anatolij Gustschin
12fb0eb4c9 powerpc/5121: add initial support for PDM360NG board
Adds IFM PDM360NG device tree and platform code.

Currently following is supported:
 - Spansion S29GL512P 256 MB NOR flash
 - ST Micro NAND 1 GiB flash
 - DIU, please use "fbcon=map:5 video=fslfb:800x480-32@60"
   at the kernel command line to enable PrimeView PM070WL3
   Display support.
 - FEC
 - I2C
 - RTC, EEPROM
 - MSCAN
 - PSC UART, please pass "console=tty0 console=ttyPSC5,115200"
   on the kernel command line.
 - SPI, ADS7845 Touchscreen
 - USB0/1 Host
 - USB0 OTG Host/Device
 - VIU, Overlay/Capture support

Signed-off-by: Markus Fischer <markus.fischer.ec@ifm.com>
Signed-off-by: Wolfgang Grandegger <wg@denx.de>
Signed-off-by: Michael Weiss <michael.weiss@ifm.com>
Signed-off-by: Detlev Zundel <dzu@denx.de>
Signed-off-by: Anatolij Gustschin <agust@denx.de>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
2010-08-01 17:06:44 -06:00
Anatolij Gustschin
1044ea8cfd powerpc/512x: Group mpc512x board's selection menu
Allow board selection in a drop-down board sub-menu
like many other platforms do.

Before the patch:
...
[ ] Freescale MPC5121E ADS
[ ] Generic support for simple MPC5121 based boards
[ ] 52xx-based boards
...

Patched:
...
[*] 512x-based boards
[ ]   Freescale MPC5121E ADS
[ ]   Generic support for simple MPC5121 based boards
[ ] 52xx-based boards
...

This is a cleanup before adding new board selection entry.

Signed-off-by: Anatolij Gustschin <agust@denx.de>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
2010-08-01 17:06:44 -06:00
Benjamin Herrenschmidt
28794d34ec powerpc/kconfig: Kill PPC_MULTIPLATFORM
CONFIG_PPC_MULTIPLATFORM is a remain of the pre-powerpc days and isn't
really meaningful anymore. It was basically equivalent to PPC64 || 6xx.

This removes it along with the following changes:

 - 32-bit platforms that relied on PPC32 && PPC_MULTIPLATFORM now rely
   on 6xx which is what they want anyway.

 - A new symbol, PPC_BOOK3S, is defined that represent compliance with
   the "Server" variant of the architecture. This is set when either 6xx
   or PPC64 is set and open the door for future BOOK3E 64-bit.

 - 64-bit platforms that relied on PPC64 && PPC_MULTIPLATFORM now use
   PPC64 && PPC_BOOK3S

 - A separate and selectable CONFIG_PPC_OF_BOOT_TRAMPOLINE option is now
   used to control the use of prom_init.c

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
2009-03-11 17:11:35 +11:00
John Rigby
35225802e2 powerpc/5121: Add PCI support.
Uses mpc83xx_add_bridge in fsl_pci.c

Adds second register tuple to pci node register property
as done for 83xx device trees in a previous patch.

Signed-off-by: John Rigby <jrigby@freescale.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2008-10-13 11:09:58 -05:00
John Rigby
1879f711d8 powerpc/mpc5121: Add support for CPLD on MPC5121ADS board
Add a interrupt host for the interrupt controller in the mpc5121ads cpld.
PCI interrupts are 0-7 the rest are 8-15 Touchscreen pendown irq is
hardwired to irq1 All other irqs are chained to irq0

Signed-off-by: John Rigby <jrigby@freescale.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
2008-07-12 12:10:55 -06:00
John Rigby
fb1803224e powerpc/mpc5121: Add generic board support for MPC5121 platforms
Move shared code from mpc5121_ads.c to new file mpc512x_shared.c
- mpc512x_find_ips_freq -> unchanged
- contents of mpc5121_ads_init_IRQ -> mpc512x_init_IRQ
  - looking for fsl,mpc5121-ipic instead of fsl,ipic
- mpc5121_ads_declare_of_platform_devices -> mpc5121_declare_of_platform_devices
  - and use compatible for lookup instead of node name

Add new generic board setup mpc5121_generic.c

Signed-off-by: John Rigby <jrigby@freescale.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
2008-07-12 12:10:54 -06:00
John Rigby
137e95906e powerpc/mpc5121: Add clock driver
Plugs into the generic powerpc clock driver in
arch/powerpc/kernel/clock.c

The following subset of clk_interface is implemented:
    clk_get, clk_put:  get clock via name, release clock
    clk_enable, clk_disable:  enable or disable clock
    clk_get_rate:  get clock rate in Hz
    clk_set_rate:  stubbed
    clk_round_rate:  stubbed
    clk_set_parent: NULL
    clk_get_parent: NULL

Signed-off-by: John Rigby <jrigby@freescale.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
2008-07-12 12:10:54 -06:00
Grant Likely
d4eac7501f [POWERPC] Remove unused CONFIG_WANT_DEVICE_TREE
CONFIG_DEVICE_TREE was the only user of CONFIG_WANT_DEVICE_TREE but
it was removed in commit id 2543133381
(bootwrapper: Build multiple cuImages).

This removes CONFIG_WANT_DEVICE_TREE from Kconfig and the defconfigs.

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-02-14 22:11:03 +11:00
John Rigby
e177edcd15 [POWERPC] mpc512x: Basic platform support
512x is very similar to 83xx and most
of this is patterned after code from 83xx.

New platform:
    changed:
	arch/powerpc/Kconfig
	arch/powerpc/platforms/Kconfig
	arch/powerpc/platforms/Kconfig.cputype
	arch/powerpc/platforms/Makefile
    new:
	arch/powerpc/platforms/512x/*
	include/asm-powerpc/mpc512x.h

Signed-off-by: John Rigby <jrigby@freescale.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
2008-02-06 14:03:10 -07:00