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Before the board level GPIO handling is converted from GPIO numbers to
GPIO descriptors, split late_init() into functional blocks and move
them to separate functions.
While being at it, drop machine type check from late_init() - the
function is now called from the board init_late callback so there is
no need for yet another applicability check.
Signed-off-by: Janusz Krzysztofik <jmkrzyszt@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Now as the Amstrad Delta board provides GPIO lookup tables, switch from
GPIO numbers to GPIO descriptors and use the table to locate required
GPIO pins.
The card uses two pins, one for jack and the other for voice modem
codec DAI control.
For jack pin, remove hardcoded GPIO number and use GPIO descriptor
based variant of jack GPIO initialization.
For modem_codec pin, declare static variable for storing its GPIO
descriptor, obtain it on card initialization and replace obsolete
ams_delta_latch2_write() with gpiod_set_value(). For that to work,
don't request the modem_codec pin from the board init code anymore.
If the modem_codec GPIO lookup fails, skip initialization of
functionality of the card which depends on its availability.
Pin naming used by the driver should be followed while respective GPIO
lookup table is initialized by a board init code.
Created and tested against linux-4.17-rc3, on top of patch 1/6 "ARM:
OMAP1: ams-delta: add GPIO lookup tables"
Signed-off-by: Janusz Krzysztofik <jmkrzyszt@gmail.com>
Acked-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Scope of the change is limited to GPIO pins used by board specific
device drivers which will be updated by follow-up patches of the
series. Those are some OMAP GPIO (gpio-0-15) and most of Amstrad Delta
latch2 GPIO bank pins. Remaining pins of those banks, as well as
Amstrad Delta latch1 pins, will be addressed later.
Assign a label ("latch2") to the bank, enumerate its pins and put that
information, together with OMAP GPIO bank pins, in GPIO lookup tables.
Assign lookup tables to devices as soon as those devices are registered
and their names can be obtained.
A step froward in:
- removal of hard-coded GPIO numbers from drivers,
- removal of board mach includes from drivers,
- switching to dynamically assigned GPIO numbers.
Created and compile tested agains linux-4.17-rc3
Signed-off-by: Janusz Krzysztofik <jmkrzyszt@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Make these const as they are only passed to a const argument of the function
omapfb_set_lcd_config.
Also, replace __initdata with __initconst to avoid section conflict error.
Done using Coccinelle.
@match disable optional_qualifier@
identifier s;
@@
static struct omap_lcd_config s = {...};
@ref@
position p;
identifier match.s;
@@
s@p
@good1@
identifier match.s;
position ref.p;
@@
omapfb_set_lcd_config(&s@p,...)
@bad depends on !good1@
position ref.p;
identifier match.s;
@@
s@p
@depends on forall !bad disable optional_qualifier@
identifier match.s;
@@
static
+ const
struct omap_lcd_config s;
Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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The modem pm handler in the ams-delta board uses regulator_enable()
but does not check for a successful return code:
board-ams-delta.c:521:3: error: ignoring return value of 'regulator_enable', declared with attribute warn_unused_result [-Werror=unused-result]
It is not easy to propagate that return code to the callers in
uart_configure_port/uart_suspend_port/uart_resume_port, unless
we change all UART drivers, and it is unclear what those would
do with the return code.
Instead, this patch uses a runtime warning to replace the
compiletime warning. I have checked that the regulator in question
is hardcoded to a fixed-voltage GPIO regulator, and that should
never fail to get enabled if I understand the code right.
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Link: https://patchwork.kernel.org/patch/8391981/
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC multiplatform code updates from Arnd Bergmann:
"This branch is the culmination of 5 years of effort to bring the ARMv6
and ARMv7 platforms together such that they can all be enabled and
boot the same kernel. It has been a tremendous amount of cleanup and
refactoring by a huge number of people, and creation of several new
(and major) subsystems to better abstract out all the platform details
in an appropriate manner.
The bulk of this branch is a large patchset from Arnd that brings
several of the more minor and older platforms we have closer to
multiplatform support. Among these are MMP, S3C64xx, Orion5x, mv78xx0
and realview Much of this is moving around header files from old mach
directories, but there are also some cleanup patches of debug_ll
(lowlevel debug per-platform options) and other parts.
Linus Walleij also has some patchs to clean up the older ARM Realview
platforms by finally introducing DT support, and Rob Herring has some
for ARM Versatile which is now DT-only. Both of these platforms are
now multiplatform.
Finally, a couple of patches from Russell for Dove PMU, and a fix from
Valentin Rothberg for Exynos ADC, which were rebased on top of the
series to avoid conflicts"
* tag 'armsoc-multiplatform' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (75 commits)
ARM: realview: don't select SMP_ON_UP for UP builds
ARM: s3c: simplify s3c_irqwake_{e,}intallow definition
ARM: s3c64xx: fix pm-debug compilation
iio: exynos-adc: fix irqf_oneshot.cocci warnings
ARM: realview: build realview-dt SMP support only when used
ARM: realview: select apropriate targets
ARM: realview: clean up header files
ARM: realview: make all header files local
ARM: no longer make CPU targets visible separately
ARM: integrator: use explicit core module options
ARM: realview: enable multiplatform
ARM: make default platform work for NOMMU
ARM: debug-ll: move DEBUG_LL_UART_EFM32 to correct Kconfig location
ARM: defconfig: use correct debug_ll settings
ARM: versatile: convert to multi-platform
ARM: versatile: merge mach code into a single file
ARM: versatile: switch to DT only booting and remove legacy code
ARM: versatile: add DT based PCI detection
ARM: pxa: mark ezx structures as __maybe_unused
ARM: pxa: mark raumfeld init functions as __maybe_unused
...
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The separate struct bgpio_chip has been a pain to handle, both
by being confusingly similar in name to struct gpio_chip and
for being contained inside a struct so that struct gpio_chip
is contained in a struct contained in a struct, making several
steps of dereferencing necessary.
Make things simpler: include the fields directly into
<linux/gpio/driver.h>, #ifdef:ed for CONFIG_GENERIC_GPIO, and
get rid of the <linux/basic_mmio_gpio.h> altogether. Prefix
some of the member variables with bgpio_* and add proper
kerneldoc while we're at it.
Modify all users to handle the change and use a struct
gpio_chip directly. And while we're at it: replace all
container_of() dereferencing by gpiochip_get_data() and
registering the gpio_chip with gpiochip_add_data().
Cc: arm@kernel.org
Cc: Alexander Shiyan <shc_work@mail.ru>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Sascha Hauer <kernel@pengutronix.de>
Cc: Kukjin Kim <kgene@kernel.org>
Cc: Alexandre Courbot <gnurou@gmail.com>
Cc: Brian Norris <computersforpeace@gmail.com>
Cc: Florian Fainelli <f.fainelli@gmail.com>
Cc: Sudeep Holla <sudeep.holla@arm.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Nicolas Pitre <nicolas.pitre@linaro.org>
Cc: Olof Johansson <olof@lixom.net>
Cc: Vladimir Zapolskiy <vladimir_zapolskiy@mentor.com>
Cc: Rabin Vincent <rabin@rab.in>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-omap@vger.kernel.org
Cc: linux-samsung-soc@vger.kernel.org
Cc: bcm-kernel-feedback-list@broadcom.com
Acked-by: Gregory Fong <gregory.0xf0@gmail.com>
Acked-by: Liviu Dudau <Liviu.Dudau@arm.com>
Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Some header files are never included outside of a mach-omap1
directory and do not need to be made visible in include/mach,
so let's just move them all down one level.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Tony Lindgren <tony@atomide.com>
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This allows us to get a bit further with SPARSE_IRQ and
MULTIARCH support.
Note that we now also rename omap_irq_flags to omap_l2_irq
as that's the omap_irq_flags naming is confusing. It just
contains the interrupt number for the l2 irq.
Cc: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Clockevent cleanup series from Shawn Guo.
Resolved move/change conflict in mach-pxa/time.c due to the sys_timer
cleanup.
* clocksource/cleanup:
clocksource: use clockevents_config_and_register() where possible
ARM: use clockevents_config_and_register() where possible
clockevents: export clockevents_config_and_register for module use
+ sync to Linux 3.8-rc3
Signed-off-by: Olof Johansson <olof@lixom.net>
Conflicts:
arch/arm/mach-pxa/time.c
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All boards, except Amstrad E3, mark USB config with __initdata.
As a result, when you compile USB into modules, they will try to refer
already released platform data and the behaviour is undefined. For example
on Nokia 770, I get the following kernel panic when modprobing ohci-hcd:
[ 3.462158] Unable to handle kernel paging request at virtual address e7fddef0
[ 3.477050] pgd = c3434000
[ 3.487365] [e7fddef0] *pgd=00000000
[ 3.498535] Internal error: Oops: 80000005 [#1] ARM
[ 3.510955] Modules linked in: ohci_hcd(+)
[ 3.522705] CPU: 0 Not tainted (3.7.0-770_tiny+ #5)
[ 3.535552] PC is at 0xe7fddef0
[ 3.546508] LR is at ohci_omap_init+0x5c/0x144 [ohci_hcd]
[ 3.560272] pc : [<e7fddef0>] lr : [<bf003140>] psr: a0000013
[ 3.560272] sp : c344bdb0 ip : c344bce0 fp : c344bdcc
[ 3.589782] r10: 00000001 r9 : 00000000 r8 : 00000000
[ 3.604553] r7 : 00000026 r6 : 000000de r5 : c0227300 r4 : c342d620
[ 3.621032] r3 : e7fddef0 r2 : c048b880 r1 : 00000000 r0 : 0000000a
[ 3.637786] Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user
[ 3.655822] Control: 0005317f Table: 13434000 DAC: 00000015
[ 3.672790] Process modprobe (pid: 425, stack limit = 0xc344a1b8)
[ 3.690643] Stack: (0xc344bdb0 to 0xc344c000)
[ 3.707031] bda0: bf0030e4 c342d620 00000000 c049e62c
[ 3.727905] bdc0: c344be04 c344bdd0 c0150ff0 bf0030f4 bf001b88 00000000 c048a4ac c345b020
[ 3.748870] bde0: c342d620 00000000 c048a468 bf003968 00000001 bf006000 c344be34 c344be08
[ 3.769836] be00: bf001bf0 c0150e48 00000000 c344be18 c00b9bfc c048a478 c048a4ac bf0037f8
[ 3.790985] be20: c012ca04 c000e024 c344be44 c344be38 c012d968 bf001a84 c344be64 c344be48
[ 3.812164] be40: c012c8ac c012d95c 00000000 c048a478 c048a4ac bf0037f8 c344be84 c344be68
[ 3.833740] be60: c012ca74 c012c80c 20000013 00000000 c344be88 bf0037f8 c344beac c344be88
[ 3.855468] be80: c012b038 c012ca14 c38093cc c383ee10 bf0037f8 c35be5a0 c049d5e8 00000000
[ 3.877166] bea0: c344bebc c344beb0 c012c40c c012aff4 c344beec c344bec0 c012bfc0 c012c3fc
[ 3.898834] bec0: bf00378c 00000000 c344beec bf0037f8 00067f39 00000000 00005c44 c000e024
[ 3.920837] bee0: c344bf14 c344bef0 c012cd54 c012befc c04ce080 00067f39 00000000 00005c44
[ 3.943023] bf00: c000e024 bf006000 c344bf24 c344bf18 c012db14 c012ccc0 c344bf3c c344bf28
[ 3.965423] bf20: bf00604c c012dad8 c344a000 bf003834 c344bf7c c344bf40 c00087ac bf006010
[ 3.987976] bf40: 0000000f bf003834 00067f39 00000000 00005c44 bf003834 00067f39 00000000
[ 4.010711] bf60: 00005c44 c000e024 c344a000 00000000 c344bfa4 c344bf80 c004c35c c0008720
[ 4.033569] bf80: c344bfac c344bf90 01422192 01427ea0 00000000 00000080 00000000 c344bfa8
[ 4.056518] bfa0: c000dec0 c004c2f0 01422192 01427ea0 01427ea0 00005c44 00067f39 00000000
[ 4.079406] bfc0: 01422192 01427ea0 00000000 00000080 b6e11008 014221aa be941fcc b6e1e008
[ 4.102569] bfe0: b6ef6300 be941758 0000e93c b6ef6310 60000010 01427ea0 00000000 00000000
[ 4.125946] Backtrace:
[ 4.143463] [<bf0030e4>] (ohci_omap_init+0x0/0x144 [ohci_hcd]) from [<c0150ff0>] (usb_add_hcd+0x1b8/0x61c)
[ 4.183898] r6:c049e62c r5:00000000 r4:c342d620 r3:bf0030e4
[ 4.205596] [<c0150e38>] (usb_add_hcd+0x0/0x61c) from [<bf001bf0>] (ohci_hcd_omap_drv_probe+0x17c/0x224 [ohci_hcd])
[ 4.248138] [<bf001a74>] (ohci_hcd_omap_drv_probe+0x0/0x224 [ohci_hcd]) from [<c012d968>] (platform_drv_probe+0x1c/0x20)
[ 4.292144] r8:c000e024 r7:c012ca04 r6:bf0037f8 r5:c048a4ac r4:c048a478
[ 4.316192] [<c012d94c>] (platform_drv_probe+0x0/0x20) from [<c012c8ac>] (driver_probe_device+0xb0/0x208)
[ 4.360168] [<c012c7fc>] (driver_probe_device+0x0/0x208) from [<c012ca74>] (__driver_attach+0x70/0x94)
[ 4.405548] r6:bf0037f8 r5:c048a4ac r4:c048a478 r3:00000000
[ 4.429809] [<c012ca04>] (__driver_attach+0x0/0x94) from [<c012b038>] (bus_for_each_dev+0x54/0x90)
[ 4.475708] r6:bf0037f8 r5:c344be88 r4:00000000 r3:20000013
[ 4.500366] [<c012afe4>] (bus_for_each_dev+0x0/0x90) from [<c012c40c>] (driver_attach+0x20/0x28)
[ 4.528442] r7:00000000 r6:c049d5e8 r5:c35be5a0 r4:bf0037f8
[ 4.553466] [<c012c3ec>] (driver_attach+0x0/0x28) from [<c012bfc0>] (bus_add_driver+0xd4/0x228)
[ 4.581878] [<c012beec>] (bus_add_driver+0x0/0x228) from [<c012cd54>] (driver_register+0xa4/0x134)
[ 4.629730] r8:c000e024 r7:00005c44 r6:00000000 r5:00067f39 r4:bf0037f8
[ 4.656738] [<c012ccb0>] (driver_register+0x0/0x134) from [<c012db14>] (platform_driver_register+0x4c/0x60)
[ 4.706542] [<c012dac8>] (platform_driver_register+0x0/0x60) from [<bf00604c>] (ohci_hcd_mod_init+0x4c/0x8c [ohci_hcd])
[ 4.757843] [<bf006000>] (ohci_hcd_mod_init+0x0/0x8c [ohci_hcd]) from [<c00087ac>] (do_one_initcall+0x9c/0x174)
[ 4.808990] r4:bf003834 r3:c344a000
[ 4.832641] [<c0008710>] (do_one_initcall+0x0/0x174) from [<c004c35c>] (sys_init_module+0x7c/0x194)
[ 4.881530] [<c004c2e0>] (sys_init_module+0x0/0x194) from [<c000dec0>] (ret_fast_syscall+0x0/0x2c)
[ 4.930664] r7:00000080 r6:00000000 r5:01427ea0 r4:01422192
[ 4.956481] Code: bad PC value
[ 4.978729] ---[ end trace 58280240f08342c4 ]---
[ 5.002258] Kernel panic - not syncing: Fatal exception
Fix this by taking a copy of the data. Also mark Amstrad E3's data with
__initdata to save some memory with multi-board kernels.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Now that the only field in struct sys_timer is .init, delete the struct,
and replace the machine descriptor .timer field with the initialization
function itself.
This will enable moving timer drivers into drivers/clocksource without
having to place a public prototype of each struct sys_timer object into
include/linux; the intent is to create a single of_clocksource_init()
function that determines which timer driver to initialize by scanning
the device dtree, much like the proposed irqchip_init() at:
http://www.spinics.net/lists/arm-kernel/msg203686.html
Includes mach-omap2 fixes from Igor Grinberg.
Tested-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
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Merging in Greg's tty tree including a cleanup patch needed by the OMAP serial
header cleanups.
* depends/tty: (305 commits)
tty/serial/8250: Make omap hardware workarounds local to 8250.h
serial/8250/8250_early: Prevent rounding error in uartclk
serial: samsung: use clk_prepare_enable and clk_disable_unprepare
TTY: Report warning when low_latency flag is wrongly used
console: use might_sleep in console_lock
TTY: move tty buffers to tty_port
TTY: add port -> tty link
TTY: tty_buffer, cache pointer to tty->buf
TTY: move TTY_FLUSH* flags to tty_port
TTY: n_tty, propagate n_tty_data
TTY: move ldisc data from tty_struct: locks
TTY: move ldisc data from tty_struct: read_* and echo_* and canon_* stuff
TTY: move ldisc data from tty_struct: bitmaps
TTY: move ldisc data from tty_struct: simple members
TTY: n_tty, add ldisc data to n_tty
TTY: audit, stop accessing tty->icount
TTY: n_tty, remove bogus checks
TTY: n_tty, simplify read_buf+echo_buf allocation
TTY: hci_ldisc, remove invalid check in open
TTY: ldisc, wait for idle ldisc in release
...
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omap_reserve() is a stub for omap1. So dropping
omap_reserve callback from all OMAP1 board files.
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Fixes for v3.7
Nothing too exciting except for the ams-delta change which is relatively
lerge due to the fact that the driver loading had been totally broken as
the driver needed a newer API to function.
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The old method of registering with the ASoC core by creating a
"soc-audio" platform device no longer works for Amstrad Delta sound card
after recent changes to drvdata handling (commit
0998d0631001288a5974afc0b2a5f568bcdecb4d, 'device-core: Ensure drvdata =
NULL when no driver is bound'.
Use snd_soc_register_card() method instead, as suggested by the ASoC
core generated warning message, and move both the card and codec
platform device registration to the arch board file where those belong.
Created and tested against linux-3.6-rc5.
Signed-off-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
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This is only used by omap1.
And to fix things properly, this should not be included
from the drivers at all.
Acked-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: linux-fbdev@vger.kernel.org
Cc: Artem Bityutskiy <Artem.Bityutskiy@linux.intel.com>
Cc: linux-mtd@lists.infradead.org
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: linux-input@vger.kernel.org
Cc: Peter Ujfalusi <peter.ujfalusi@ti.com>
Cc: Liam Girdwood <lrg@ti.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: alsa-devel@alsa-project.org
Signed-off-by: Tony Lindgren <tony@atomide.com>
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We are moving omap2+ to use the device tree based pinctrl-single.c
and will be removing the old mux framework. This will remove the
omap1 specific parts from plat-omap.
Acked-by: Felipe Balbi <balbi@ti.com>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Richard Purdie <rpurdie@rpsys.net>
Cc: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: linux-usb@vger.kernel.org
Cc: linux-pcmcia@lists.infradead.org
Cc: spi-devel-general@lists.sourceforge.net
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Platform data for device drivers should be defined in
include/linux/platform_data/*.h, not in the architecture
and platform specific directories.
This moves such data out of the omap include directories
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Nicolas Pitre <nico@linaro.org>
Acked-by: Tony Lindgren <tony@atomide.com>
Cc: Kevin Hilman <khilman@ti.com>
Cc: "Benoît Cousson" <b-cousson@ti.com>
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Ohad Ben-Cohen <ohad@wizery.com>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: Omar Ramirez Luna <omar.ramirez@ti.com>
Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Cc: Peter Ujfalusi <peter.ujfalusi@ti.com>
Cc: Jarkko Nikula <jarkko.nikula@bitmer.com>
Cc: Liam Girdwood <lrg@ti.com>
Cc: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Cc: Jean Pihet <j-pihet@ti.com>
Cc: J Keerthy <j-keerthy@ti.com>
Cc: linux-omap@vger.kernel.org
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This way we can remove includes of plat/gpio.h which won't work
with the single zImage support.
Note that we also remove the cpu_class_is_omap2() check
in gpio-omap.c as the drivers should not call it as we need to
make it local to arch/arm/mach-omap2 for single zImage support.
While at it, arrange the related includes in the standard way.
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: linux-mtd@lists.infradead.org
Cc: alsa-devel@alsa-project.org
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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omap1 lcd platform data resides inside plat/board.h while it
should be inside include/linux/...
Move the omap1 lcd platform data to include/linux/omapfb.h.
Signed-off-by: Igor Grinberg <grinberg@compulab.co.il>
Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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As the FS USB code is not being actively used for omap2+
there's no point keeping it around for omap2+.
Let's make the FS USB platform init code omap1 only so
we can remove the last user of omap_read/write for omap2+,
and simplify things for further USB, DMA, and device tree
related work.
While at it, also group the mach includes for the related
drivers.
Cc: linux-usb@vger.kernel.org
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Tony Lindgren <tony@atomide.com>
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Pull "ARM: board specific updates" from Arnd Bergmann/Olof Johansson:
"These changes are all specific to one board only. We're trying to
keep the number of board files low, but generally board level updates
are ok on platforms that are working on moving towards DT based
probing, which will eventually lead to removing them.
The board-ams-delta.c board file gets a conflict between the removal
of ams_delta_config and the addition of a lot of other data. The
Kconfig file has two changes in the same line, and in exynos, the
power domain cleanup conflicts with the addition of the image sensor
device.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
[olof: Amended a fix for a mismerge to board-omap4panda.c]
Signed-off-by: Olof Johansson <olof@lixom.net>"
Fixed up some fairly trivial conflicts manually.
* tag 'boards' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (82 commits)
i.MX35-PDK: Add Camera support
ARM : mx35: 3ds-board: add framebuffer device
pxa/hx4700: Remove pcmcia platform_device structure
ARM: pxa/hx4700: Reduce sleep mode battery discharge by 35%
ARM: pxa/hx4700: Remove unwanted request for GPIO105
ARM: EXYNOS: support Exynos4210-bus Devfreq driver on Nuri board
ARM: EXYNOS: Register JPEG on nuri
ARM: EXYNOS: Register JPEG on universal_c210
ARM: S5PV210: Enable JPEG on SMDKV210
ARM: S5PV210: Add JPEG board definition
ARM: EXYNOS: Enable JPEG on Origen
ARM: EXYNOS: Enable JPEG on SMDKV310
ARM: EXYNOS: Add __init attribute to universal_camera_init()
ARM: EXYNOS: Add __init attribute to nuri_camera_init()
ARM: S5PV210: Enable FIMC on SMDKC110
ARM: S5PV210: Enable FIMC on SMDKV210
ARM: S5PV210: Enable MFC on SMDKC110
ARM: S5PV210: Enable MFC on SMDKV210
ARM: EXYNOS: Enable G2D on SMDKV310
ARM: tegra: update defconfig
...
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Pull "ARM: global cleanups" from Arnd Bergmann:
"Quite a bit of code gets removed, and some stuff moved around, mostly
the old samsung s3c24xx stuff. There should be no functional changes
in this series otherwise. Some cleanups have dependencies on other
arm-soc branches and will be sent in the second round.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>"
Fixed up trivial conflicts mainly due to #include's being changes on
both sides.
* tag 'cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (121 commits)
ep93xx: Remove unnecessary includes of ep93xx-regs.h
ep93xx: Move EP93XX_SYSCON defines to SoC private header
ep93xx: Move crunch code to mach-ep93xx directory
ep93xx: Make syscon access functions private to SoC
ep93xx: Configure GPIO ports in core code
ep93xx: Move peripheral defines to local SoC header
ep93xx: Convert the watchdog driver into a platform device.
ep93xx: Use ioremap for backlight driver
ep93xx: Move GPIO defines to gpio-ep93xx.h
ep93xx: Don't use system controller defines in audio drivers
ep93xx: Move PHYS_BASE defines to local SoC header file
ARM: EXYNOS: Add clock register addresses for EXYNOS4X12 bus devfreq driver
ARM: EXYNOS: add clock registers for exynos4x12-cpufreq
PM / devfreq: update the name of EXYNOS clock registers that were omitted
PM / devfreq: update the name of EXYNOS clock register
ARM: EXYNOS: change the prefix S5P_ to EXYNOS4_ for clock
ARM: EXYNOS: use static declaration on regarding clock
ARM: EXYNOS: replace clock.c for other new EXYNOS SoCs
ARM: OMAP2+: Fix build error after merge
ARM: S3C24XX: remove call to s3c24xx_setup_clocks
...
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This functionality has already been implemented in the cx20442 codec
driver (commit f75a8ff67d161b5166a2c2360bb2ffaefd5eb853, "ASoC: cx20442:
add bias control over a platform provided regulator"), no need to keep
it here duplicated.
Once done, remove the no longer used AMS_DELTA_LATCH2_MODEM_NRESET
symbol from the board header file and a call to the regulator_toggle()
helper function from the old API wrapper found in the board file. While
being at it, simplify the way the modem .pm callback handles the
regulator and drop that helper function and its related consumer setup
completely.
Depends on patches 1/3 and 2/3 for clean apply and keep things working.
Signed-off-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: Tony Lindgren <tony@atomide.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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After the CX20442 codec driver already takes care of enabling the codec
power for itself (commit f75a8ff67d161b5166a2c2360bb2ffaefd5eb853,
"ASoC: cx20442: add bias control over a platform provided regulator"),
but before dropping the old bias control method from the Amstrad Delta
ASoC sound card file, which in fact keeps the modem power always on,
even on the ASoC device close for now, extend the modem setup with a
power management callback which toggles the regulator up to the modem's
needs, reusing the previously set up regulator consumer for this. Also,
drop the MODEM_NRESET pin setup from the modem initialization procedure,
as this operation was already ineffective since patch 1/3, and not
needed because the regulator is set up as initially enabled.
Depends on patch 1/3 "ARM: OMAP1: ams-delta: set up regulator over modem
reset GPIO pin" to apply cleanly.
Signed-off-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Cc: Tony Lindgren <tony@atomide.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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The Amstrad Delta on-board latch2 bit named MODEM_NRESET, now available
as a GPIO pin AMS_DELTA_GPIO_PIN_NMODEM_RESET, is used to power up/down
(bring into/out of a reset state) two distinct on-board devices
simultaneously: the modem, and the voice codec. As a consequence, that
bit is, or can be, manipulated concurrently by two drivers, or their
platform provided hooks.
Instead of updating those drivers to use the gpiolib API as a new method
of controlling the MODEM_NRESET pin state, like it was done to other
drivers accessing latch2 pins, and still being vulnerable to potential
concurrency conflicts, or trying to solve that sharing issue with a
custom piece of code, set up a fixed regulator device on top of that
GPIO pin, with the intention of updating both drivers to manipulate that
regulator, not the GPIO pin directly.
Before the ASoC driver is updated and the modem platform data expanded
with a power management callback for switching its power, the
ams_delta_latch_write() function, which still provides the old API for
accessing latch2 functionality from not updated drivers, is modified to
toggle the regulator instead of the MODEM_NRESET GPIO pin. A helper
function provided for balancing the regulator enable/disable operations,
together with the consumer data needed for tracking the regulator state,
will be removed once the drivers are updated.
Depends on patch series "ARM: OMAP1: ams-delta: replace custom I/O with
GPIO".
Signed-off-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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The main purpose of this patch is to fix several section mismatch
warnings from the board file and a few board specific drivers,
introduced with recent Amstrad Delta patch series, some of them rising
up only when building with CONFIG_MODULES not set.
While being at it, section tagging of all init data found in the board
file have been revised and hopefully corrected and/or optimized.
Signed-off-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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While resolving section mismatches introduced with recent patches
to for-next, a few dangerous, driver bind/unbind unaware section
tagging already present in mainline have been identified. Fix them.
Signed-off-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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There's no need to have these in plat/io.h.
While at it, clean up the includes to group them
like they typically are grouped.
Signed-off-by: Tony Lindgren <tony@atomide.com>
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LCD config for old omapfb driver is passed with OMAP_TAG_LCD from board
files or from the bootloader. In an effort to remove OMAP_TAG_LCD, this
patch adds omapfb_set_lcd_config() function that the board files can
call to set the LCD config.
This has the drawback that configuration can no longer come from the
bootloader. Of the boards supported by the kernel, this should only
affect N770 which depends on the data from the bootloader. This patch
adds an LCD config for N770 to its board files, but that is most
probably broken. Fixing this would need information about the HW setup
in N770 boards.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
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Conflicts:
drivers/leds/leds-ams-delta.c
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Hook these platforms restart code into the new restart hook rather
than using arch_reset().
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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Conflicts:
arch/arm/plat-omap/include/plat/common.h
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Don't use Amstrad Delta custom I/O functions once GPIO interface is
available for the underlying hardware.
While requesting and initializing GPIO pins used, also take care of one
extra pin KEYBRD_DATAOUT which, even if not used by the driver, belongs
to the device and affects its functioning.
Once done, move the driver initialization back to the device_initcall
level, reverting the temporary chane introduced with patch 1/7 "ARM:
OMAP1: ams-delta: register latch dependent devices later". That change
is no longer required once the driver takes care of registering used
GPIO pins, and it's better to initialize the device before others using
the latch2 based GPIO pins, otherwise a garbage is reported on boot,
perhaps due to random data already captured by the FIQ handler while the
keyboard related latch bits are written with random values during
initialization of those other latch2 dependent devices.
Signed-off-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Acked-by: Dmitry Torokhov <dtor@mail.ru>
[tony@atomide.com: renamed _gpios to ams_delta_gpios]
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Don't use Amstrad Delta custom I/O functions any longer, use GPIO API
instead.
Signed-off-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Don't use Amstrad Delta custom I/O functions for controlling the device,
use GPIO API instead.
While being at it, add missing gpio_free(AMS_DELTA_GPIO_PIN_NAND_RB).
Signed-off-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Cc: David Woodhouse <dwmw2@infradead.org>
Reviewed-by: Artem Bityutskiy <Artem.Bityutskiy@linux.intel.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Now that the Amstrad Delta on-board latches have been converted to GPIO
devices, use the generic driver to control on-board LEDs which hang off
those latches.
Signed-off-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Once ready, ams-delta specific device drivers currently calling custom
ams_delta_latch[12]_write() functions can be updated to call generic
gpio_set_value() instead, which will make them less platform dependent.
Even more, some custom ams-delta only drivers can perhaps be dropped
from the tree after converting selected ams-delta platform devices to
follow generic GPIO based device models.
The latch_gpios[] table is initially filled with all latch1 and latch2
GPIO pins in order to register and initialize them from the board file
until those are handled by respective existing device drivers (leds,
nand, lcd, serio, asoc, serial). That table will get almost empty after
the transision process is completed, holding only pins not used by any
drivers / connected to unused devices, in order to initialize them from
the board file for power saving purposes.
The new ams_delta_latch_write() function is a unified replacement for
those removed ams_delta_latch[12]_write(), and serves as a temporary
wrapper over gpio_set_value(), providing the old API for those not yet
updated device drivers, and will be removed after all custom drivers are
converted or replaced.
Signed-off-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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In preparation to converting Amstrad Delta on-board latches to
basic_mmio_gpio devices, registration of platform devices which depend
on latches and will require initialization of their GPIO pins first,
should be moved out of .machine_init down to late_initcall level, as the
gpio-generic driver is not available until device_initcall time. The
latch reset operation, which will be replaced with GPIO initialization,
must also be moved to late_initcall for the same reason.
Since there was already another, separate arch_initcall function for
setting up one of those latch dependent devices, the on-board modem
device, reuse that function, i.e., rename it to a name that matches the
new purpose, extend with other device setup relocated from
.machine_init, and move down to the late_initcall level.
While being at it, add missing gpio_free() in case the modem platform
device registration fails.
Thanks to Tony Lindgren <tony@atomide.com> who suggested this approach
instead of shifting up the gpio-generic driver initialization.
In addition, defer registration of the Amstrad Delta ASoC and serio
devices, done from their device driver files, until late_initcall time,
as those drivers will depend on their GPIO pins already requested from
the board late_init() function until updated to register their GPIO pins
themselves.
Signed-off-by: Janusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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As suggested by Russell King - ARM Linux <linux@arm.linux.org.uk>,
there's no need to keep local prototypes in non-local headers.
Add mach-omap1/common.h and mach-omap2/common.h and move the
local prototypes there from plat/common.h and mach/omap4-common.h.
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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Commit 7b88e62f5d219a86d81bdf4388012c97dc42e8f8 (ARM: OMAP1: Use generic
map_io, init_early and init_irq) changed omap1 to use generic map_io.
Looks like I missed one board though. Fix this by adding a custom
map_io for Amstrad E3.
Reported-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/paulg/linux
* 'modsplit-Oct31_2011' of git://git.kernel.org/pub/scm/linux/kernel/git/paulg/linux: (230 commits)
Revert "tracing: Include module.h in define_trace.h"
irq: don't put module.h into irq.h for tracking irqgen modules.
bluetooth: macroize two small inlines to avoid module.h
ip_vs.h: fix implicit use of module_get/module_put from module.h
nf_conntrack.h: fix up fallout from implicit moduleparam.h presence
include: replace linux/module.h with "struct module" wherever possible
include: convert various register fcns to macros to avoid include chaining
crypto.h: remove unused crypto_tfm_alg_modname() inline
uwb.h: fix implicit use of asm/page.h for PAGE_SIZE
pm_runtime.h: explicitly requires notifier.h
linux/dmaengine.h: fix implicit use of bitmap.h and asm/page.h
miscdevice.h: fix up implicit use of lists and types
stop_machine.h: fix implicit use of smp.h for smp_processor_id
of: fix implicit use of errno.h in include/linux/of.h
of_platform.h: delete needless include <linux/module.h>
acpi: remove module.h include from platform/aclinux.h
miscdevice.h: delete unnecessary inclusion of module.h
device_cgroup.h: delete needless include <linux/module.h>
net: sch_generic remove redundant use of <linux/module.h>
net: inet_timewait_sock doesnt need <linux/module.h>
...
Fix up trivial conflicts (other header files, and removal of the ab3550 mfd driver) in
- drivers/media/dvb/frontends/dibx000_common.c
- drivers/media/video/{mt9m111.c,ov6650.c}
- drivers/mfd/ab3550-core.c
- include/linux/dmaengine.h
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* 'next/cleanup2' of git://git.linaro.org/people/arnd/arm-soc: (31 commits)
ARM: OMAP: Warn if omap_ioremap is called before SoC detection
ARM: OMAP: Move set_globals initialization to happen in init_early
ARM: OMAP: Map SRAM later on with ioremap_exec()
ARM: OMAP: Remove calls to SRAM allocations for framebuffer
ARM: OMAP: Avoid cpu_is_omapxxxx usage until map_io is done
ARM: OMAP1: Use generic map_io, init_early and init_irq
arm/dts: OMAP3+: Add mpu, dsp and iva nodes
arm/dts: OMAP4: Add a main ocp entry bound to l3-noc driver
ARM: OMAP2+: l3-noc: Add support for device-tree
ARM: OMAP2+: board-generic: Add i2c static init
ARM: OMAP2+: board-generic: Add DT support to generic board
arm/dts: Add support for OMAP3 Beagle board
arm/dts: Add initial device tree support for OMAP3 SoC
arm/dts: Add support for OMAP4 SDP board
arm/dts: Add support for OMAP4 PandaBoard
arm/dts: Add initial device tree support for OMAP4 SoC
ARM: OMAP: omap_device: Add a method to build an omap_device from a DT node
ARM: OMAP: omap_device: Add omap_device_[alloc|delete] for DT integration
of: Add helpers to get one string in multiple strings property
ARM: OMAP2+: devices: Remove all omap_device_pm_latency structures
...
Fix up trivial header file conflicts in arch/arm/mach-omap2/board-generic.c
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Theis resolves lots of simple conflicts between the omap
cleanup and the mach/memory.h removal series.
Conflicts:
arch/arm/mach-imx/mach-cpuimx27.c
arch/arm/mach-omap1/board-ams-delta.c
arch/arm/mach-omap1/board-generic.c
arch/arm/mach-omap1/board-h2.c
arch/arm/mach-omap1/board-h3.c
arch/arm/mach-omap1/board-nokia770.c
arch/arm/mach-omap1/board-osk.c
arch/arm/mach-omap1/board-palmte.c
arch/arm/mach-omap1/board-palmtt.c
arch/arm/mach-omap1/board-palmz71.c
arch/arm/mach-omap1/board-sx1.c
arch/arm/mach-omap1/board-voiceblue.c
arch/arm/mach-omap1/io.c
arch/arm/mach-omap2/board-generic.c
arch/arm/mach-omap2/io.c
arch/arm/plat-omap/io.c
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
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These files all make use of one of the EXPORT_SYMBOL variants
or the THIS_MODULE macro. So they will need <linux/export.h>
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
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http://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git-cur/linux-2.6-arm
* 'devel-stable' of http://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git-cur/linux-2.6-arm: (178 commits)
ARM: 7139/1: fix compilation with CONFIG_ARM_ATAG_DTB_COMPAT and large TEXT_OFFSET
ARM: gic, local timers: use the request_percpu_irq() interface
ARM: gic: consolidate PPI handling
ARM: switch from NO_MACH_MEMORY_H to NEED_MACH_MEMORY_H
ARM: mach-s5p64x0: remove mach/memory.h
ARM: mach-s3c64xx: remove mach/memory.h
ARM: plat-mxc: remove mach/memory.h
ARM: mach-prima2: remove mach/memory.h
ARM: mach-zynq: remove mach/memory.h
ARM: mach-bcmring: remove mach/memory.h
ARM: mach-davinci: remove mach/memory.h
ARM: mach-pxa: remove mach/memory.h
ARM: mach-ixp4xx: remove mach/memory.h
ARM: mach-h720x: remove mach/memory.h
ARM: mach-vt8500: remove mach/memory.h
ARM: mach-s5pc100: remove mach/memory.h
ARM: mach-tegra: remove mach/memory.h
ARM: plat-tcc: remove mach/memory.h
ARM: mach-mmp: remove mach/memory.h
ARM: mach-cns3xxx: remove mach/memory.h
...
Fix up mostly pretty trivial conflicts in:
- arch/arm/Kconfig
- arch/arm/include/asm/localtimer.h
- arch/arm/kernel/Makefile
- arch/arm/mach-shmobile/board-ap4evb.c
- arch/arm/mach-u300/core.c
- arch/arm/mm/dma-mapping.c
- arch/arm/mm/proc-v7.S
- arch/arm/plat-omap/Kconfig
largely due to some CONFIG option renaming (ie CONFIG_PM_SLEEP ->
CONFIG_ARM_CPU_SUSPEND for the arm-specific suspend code etc) and
addition of NEED_MACH_MEMORY_H next to HAVE_IDE.
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This allows removing omap hacks for map_io allowing generic
map_io.
Note that in the future we can't do cpu_is_omapxxxx detection
until in init_early. This means that board-innovator.c now
assumes 15xx only, and board-generic.c assumes 16xx only.
This is best fixed later on by passing the SoC type from
device tree.
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Signed-off-by: Nicolas Pitre <nicolas.pitre@linaro.org>
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
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