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s3c24xx and s3c64xx have a lot in common, but are split across three
separate directories, which makes the interaction of the header files
more complicated than necessary.
Move all three directories into a new mach-s3c, with a minimal
set of changes to each file.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
[krzk: Rebase, add s3c24xx and s3c64xx suffix to several files, add SPDX
headers to new files, remove plat-samsung from MAINTAINERS]
Co-developed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
https://lore.kernel.org/r/20200806182059.2431-39-krzk@kernel.org
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Replace GPL license statements with SPDX license identifiers (GPL-2.0
and GPL-2.0+).
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com>
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Most of the code for the s3c64xx platform is only used when booting
with ATAGS based board files, but not when using device-tree.
This tries to identify all the s3c64xx specific code that is
unneeded when CONFIG_ATAGS is not set, so we can build a smaller
DT-only kernel if configured that way.
All board support is still left intact but now depends on the
CONFIG_ATAGS symbol that users may intentionally disable.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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After all preparation work is done, we can finally move the Kconfig
option for s3c64xx into ARCH_MULTIPLATFORM. This implies allowing
SAMSUNG_ATAGS for multiplatform again, but now disallowing the
ADC driver below it, as that still has dependencies on header files.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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This patch moves dev-backlight from plat-samsung into mach-s3c64xx
because it is used for only s3c64xx no other platforms.
Cc: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Kukjin Kim <kgene@kernel.org>
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arch/arm/mach-s3c64xx/built-in.o: In function `s3c_pm_restore_core':
:(.text+0x5d0): undefined reference to `s3c_pm_do_restore_core'
:(.text+0x5d4): undefined reference to `s3c_pm_do_restore'
arch/arm/mach-s3c64xx/built-in.o: In function `s3c_pm_save_core':
:(.text+0x60c): undefined reference to `s3c_pm_do_save'
arch/arm/mach-s3c64xx/built-in.o: In function `s3c64xx_irq_pm_resume':
:(.text+0x670): undefined reference to `s3c_pm_do_restore'
arch/arm/mach-s3c64xx/built-in.o: In function `s3c64xx_irq_pm_suspend':
:(.text+0x6d8): undefined reference to `s3c_pm_do_save'
arch/arm/mach-s3c64xx/built-in.o: In function `s3c_cpu_resume':
:(.text+0x71c): undefined reference to `cpu_resume'
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Kukjin Kim <kgene@kernel.org>
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Clearing obj-y, obj-m, obj-n, obj- in each Makefile is
a useless habit.
They are non-exported variables; therefore they are always empty
whenever descending into each subdirectory.
(Moreorver, obj-y and obj-m are also set to empty at the beginning
of scripts/Makefile.build)
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Peter Foley <pefoley2@pefoley.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Michal Marek <mmarek@suse.cz>
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Since support for generic PL08x DMA engine driver has been added, there
is no need to keep the old legacy driver, so this patch removes it.
Signed-off-by: Tomasz Figa <tomasz.figa@gmail.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
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This patch adds all required platform-specific data and initialization
code to support the generic amba-pl08x driver on S3C64xx SoCs.
Also some compatibility definitions are added to make the transition
from legacy API to DMA engine easier. The biggest hack here is passing
const char * pointers through DMA resource, casted to unsigned long,
but this is how Samsung DMA wrappers (used to support both s3c-dma and
DMA engine in drivers) are designed.
Signed-off-by: Tomasz Figa <tomasz.figa@gmail.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
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This patch adds board file that will be used to boot S3C64xx-based boards
using Device Tree.
Signed-off-by: Tomasz Figa <tomasz.figa@gmail.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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This patch migrates the s3c64xx platform to use the new clock driver
using Common Clock Framework.
Signed-off-by: Tomasz Figa <tomasz.figa@gmail.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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Commit a07613a54d70 ("Merge branch 'samsung/dt' into samsung/cleanup")
added this line to arch/arm/mach-s3c64xx/Makefile:
obj-$(CONFIG_S3C64XX_DEV_SPI) += dev-spi.o
But at that time CONFIG_S3C64XX_DEV_SPI wasn't a valid Kconfig macro
anymore and arch/arm/mach-s3c64xx/dev-spi.c was already removed. So we
can remove this line.
Signed-off-by: Paul Bolle <pebolle@tiscali.nl>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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This patch supports to control usb otg phy of S3C64XX. Currently, the
driver for usb otg controls usb otg phy but it can be removed by this
patch.
Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
[Rebased on the newest git/kgene/linux-samsung #for-next]
Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Acked-by: Mark Brown<broonie@opensource.wolfsonmicro.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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Add a very basic cpuidle driver for S3C64xx which merely drives the CPU
into IDLE mode. We could do this with pm_idle but the more modern idiom
is to use cpuidle and the intention is to go further and support STOP
and DEEP-STOP states in conjunction with the pm_domain framework.
The actual state entry code was lifted from Tomasz Figa's work on spica.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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Conflicts:
arch/arm/mach-s3c64xx/Makefile
arch/arm/mach-s5pc100/Makefile
arch/arm/mach-s5pv210/Makefile
Pull in previously resolved conflicts:
The Makefiles were reorganized in the "rmk/restart" series and modified
in the "samsung/cleanup series". This also pulls in the other conflict
resolutions from the restart series against the samsung/dt series.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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This patch introduces common.[ch] which are used only in the
arch/arm/mach-s3c64xx/ directory. The common.c file merges
the cpu.c, irq.c and irq-eint.c which are used commonly on
S3C64XX SoCs and the common.h file replaces with plat/s3c6400.h
and plat/s3c6410.h files.
Cc: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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As SPI platform devices are consolidated to plat-samsung, some
corresponding changes are required in the respective machine folder.
Setup files are added for SPI GPIO configurations and platform data
initialization.
Signed-off-by: Padmavathi Venna <padma.v@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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SPI platform device definitions consolidated from respective machine
folder to plat-samsung
Signed-off-by: Padmavathi Venna <padma.v@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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The bus clocks previously sent through platform data to SDHCI controller
are removed.
Signed-off-by: Rajeshwari Shinde <rajeshwari.s@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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This patch moves regarding s3c64xx dev files to one devs.c
file in plat-samsung directory and this help to keep it more
easily.
Cc: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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Cc: Ben Dooks <ben-linux@fluff.org>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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The Cragganmore system is modular with I2C based identification chips on
the system allowing identification of the system build. Provide a stub I2C
driver which parses the module IDs and uses them to select the appropriate
audio subsystem components to register. To avoid confusion due to having
the mini-driver in the system the driver is placed in a separate file.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/linux-arm-soc
* 'next/board' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/linux-arm-soc:
ARM: S3C64XX: Configure backup battery charger on Cragganmore
ARM: S3C64XX: Fix WM8915 IRQ polarity on Cragganmore
ARM: S3C64XX: Configure supplies for all Cragganmore regulators
ARM: S3C64XX: Refresh Cragganmore support
ARM: S3C64XX: Initial support for Wolfson/Simtec Cragganmore/Banff
OMAP4: Keyboard: Mux changes in the board file
omap: blaze: add mmc5/wl1283 device support
omap: 4430SDP: Register the card detect GPIO properly
arm: omap3: cm-t35: add support for cm-t3730
OMAP3: beagle: add support for beagleboard xM revision C
OMAP3: rx-51: Add full regulator definitions
omap: rx51: Platform support for lp5523 led chip
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The Cragganmore carrier card and Banff CPU module are used on Wolfson
Microelectronics reference systems. This initial support covers the
core system which is a fairly generic S3C6410 based design, further
patches will add support for the key features of the reference system.
The initial board bringup and therefore much of the key code was done by
Ben Dooks for Simtec, with additional work (especially around the
integration of the Wolfson devices) being done by myself.
Signed-off-by: Ben Dooks <ben@simtec.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
[kgene.kim@samsung.com: removed inclusion of <mach/regs-fb.h>]
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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This is a straight code motion patch, there are no changes to the driver
itself. The Kconfig is left untouched as the ARM CPUfreq Kconfig is all
in one big block in arm/Kconfig and should be moved en masse rather than
being done piecemeal.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Dave Jones <davej@redhat.com>
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Add support for mini6410 board from FriendlyARM
Signed-off-by: Darius Augulis <augulis.darius@gmail.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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* 'for-linus/samsung-2635' of git://git.fluff.org/bjdooks/linux:
DMAENGINE: correct PL080 register header file
ARM: SAMSUNG: Fix on build warning about dependency in Kconfig
ARM: SMDK6410: Make virtual screen twice depth of real
ARM: S3C64XX: Update consistent DMA size to 8MiB
ARM: S3C64XX: Add audio support to SmartQ
ARM: S3C64XX: Framebuffer fix for SmartQ5
ARM: S3C64XX: Set wifi and iNAND as permanently connected SD devices on SmartQ boards
ARM: S3C64XX: Move SmartQ LCD control platform definition to shared file
ARM: mach-real6410: add sdhc device support
ARM: mach-real6410: add dm9000 ethernet support for mach-real6410
ARM: S3C64XX: Support for Real6410
Fix up trivial conflicts in arch/arm/mach-s3c64xx/mach-smartq5.c
("remove pixclock" vs "Framebuffer fix for SmartQ5")
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Add support for CoreWind Real6410 board, based on Samsung s3c6410 processor.
Signed-off-by: Darius Augulis <augulis.darius@gmail.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
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This patch is to support keypad device to the SMDK6410 board.
Signed-off-by: Naveen Krishna Ch <ch.naveen@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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Following is added for the CF-ATA driver:
- Platform data strucure instantiation
- Platform device enabling code
- Addition of cfcon clock
- Platform-specific gpio setup code
Signed-off-by: Abhilash Kesavan <a.kesavan@samsung.com>
Signed-off-by: Thomas Abraham <thomas.ab@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
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Merge branch 'for-2635-4/onenand' into for-2635-4/partial2
Conflicts:
arch/arm/mach-s5pc100/cpu.c
arch/arm/mach-s5pc100/include/mach/map.h
arch/arm/mach-s5pv210/Makefile
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This adds new machine definitions for the SmartQ 5 and 7.
Signed-off-by: Maurus Cuelenaere <mcuelenaere@gmail.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
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This patch adds setup code for Samsung OneNAND controller driver. The
driver needs to be aware on which SoC it is running, so the actual
device id is being changed in cpu init code. S3C64xx SoCs have 2 OneNAND
controllers while S5PC100 and S5PC110 has only one.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
[ben-linux@fluff.org: sort map.h entries]
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
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This patch adds the touchscreen platform device definition for S3C64XX boards.
Signed-off-by: Maurus Cuelenaere <mcuelenaere@gmail.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
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Merge branch 'for-2635/samsung-rtc' into for-linus/samsung2
Conflicts:
arch/arm/mach-s3c64xx/include/mach/map.h
arch/arm/plat-samsung/Kconfig
arch/arm/plat-samsung/Makefile
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This patch moves RTC device definitions from mach-s3c64xx
to plat-samsung, to enable the other SoCs to use same device
definition.
Signed-off-by: Atul Dahiya <atul.dahiya@samsung.com>
Signed-off-by: Sangbeom Kim <sbkim73@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
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This patch moves ADC device definition to plat-samsung.
Because that is generic to the S3C64XX and S5P Series SoCs.
Signed-off-by: Naveen Krishna Ch <ch.naveen@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
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Ben Dooks' commit cf9814eb (ARM: S3C64XX: Make audio device code built
unconditionally) made the struct devices for the audio blocks in the
S3C64xx series processors be built unconditionally but this change seems
to have gone AWOL in the various Samsung platform moves this release
cycle, causing link failures with machine drivers that rely on it.
Reintroduce the change.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
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Merge branch 'next-samsung-s3c64xx-platdeletion' into next-samsung
Conflicts:
arch/arm/mach-s3c64xx/Makefile (fixed)
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Move the core S3C64XX support to mach-s3c64xx as it is unlikely to be used
outside of this directory. Also move the SoC header files in with it.
This includes the clock, cpu, cpufreq, dma, gpiolib and pll support.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
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Move the S3C64XX specific device and setup files into mach-s3c64xx as
they are unlikely to be used outside of this code.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
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Move IRQ support to mach-s3c64xx as it is unlikely to be re-used outside
this machine.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
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Squash the SDHCI setup for both the S3C6400 and S3C6410 into one file and
make the S3C6410 case use the S3C6400 code.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
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As per discussions with Russell King on linux-arm-kernel, it appears that
both mach-s3c6400 and mach-s3c6410 are so close together that they should
simply be merged into mach-s3c64xx.
Note, this patch does not eliminate any of the bits that are still common,
it is simply a move of the two directories together, any further common
code will be eliminated or moved in further patches.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
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