| Commit message (Collapse) | Author | Age | Files | Lines |
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Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Greg Ungerer <gerg@uclinux.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Thomas Gleixner:
"Two bugfixes from Andy addressing at least some of the subtle NMI
related wreckage which has been reported by Sasha Levin"
* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/nmi/64: Fix a paravirt stack-clobbering bug in the NMI code
x86/paravirt: Replace the paravirt nop with a bona fide empty function
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The NMI entry code that switches to the normal kernel stack needs to
be very careful not to clobber any extra stack slots on the NMI
stack. The code is fine under the assumption that SWAPGS is just a
normal instruction, but that assumption isn't really true. Use
SWAPGS_UNSAFE_STACK instead.
This is part of a fix for some random crashes that Sasha saw.
Fixes: 9b6e6a8334d5 ("x86/nmi/64: Switch stacks on userspace NMI entry")
Reported-and-tested-by: Sasha Levin <sasha.levin@oracle.com>
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Cc: stable@vger.kernel.org
Link: http://lkml.kernel.org/r/974bc40edffdb5c2950a5c4977f821a446b76178.1442791737.git.luto@kernel.org
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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PARAVIRT_ADJUST_EXCEPTION_FRAME generates this code (using nmi as an
example, trimmed for readability):
ff 15 00 00 00 00 callq *0x0(%rip) # 2796 <nmi+0x6>
2792: R_X86_64_PC32 pv_irq_ops+0x2c
That's a call through a function pointer to regular C function that
does nothing on native boots, but that function isn't protected
against kprobes, isn't marked notrace, and is certainly not
guaranteed to preserve any registers if the compiler is feeling
perverse. This is bad news for a CLBR_NONE operation.
Of course, if everything works correctly, once paravirt ops are
patched, it gets nopped out, but what if we hit this code before
paravirt ops are patched in? This can potentially cause breakage
that is very difficult to debug.
A more subtle failure is possible here, too: if _paravirt_nop uses
the stack at all (even just to push RBP), it will overwrite the "NMI
executing" variable if it's called in the NMI prologue.
The Xen case, perhaps surprisingly, is fine, because it's already
written in asm.
Fix all of the cases that default to paravirt_nop (including
adjust_exception_frame) with a big hammer: replace paravirt_nop with
an asm function that is just a ret instruction.
The Xen case may have other problems, so document them.
This is part of a fix for some random crashes that Sasha saw.
Reported-and-tested-by: Sasha Levin <sasha.levin@oracle.com>
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Cc: stable@vger.kernel.org
Link: http://lkml.kernel.org/r/8f5d2ba295f9d73751c33d97fda03e0495d9ade0.1442791737.git.luto@kernel.org
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull irq fix from Thomass Gleixner:
"A bugfix for the atmel aic5 irq chip driver which caches the wrong
data and thereby breaking resume"
* 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
irqchip/atmel-aic5: Use per chip mask caches in mask/unmask()
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When masking/unmasking interrupts, mask_cache is updated and used later
for suspend/resume. Unfortunately, it always was the mask_cache
associated with the first irq chip which was updated. So when performing
resume, only irqs 0-31 could be enabled.
Fixes: b1479ebb7720 ("irqchip: atmel-aic: Add atmel AIC/AIC5 drivers")
Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Cc: <sasha.levin@oracle.com>
Cc: <linux-arm-kernel@lists.infradead.org>
Cc: <nicolas.ferre@atmel.com>
Cc: <alexandre.belloni@free-electrons.com>
Cc: <boris.brezillon@free-electrons.com>
Cc: <Wenyou.Yang@atmel.com>
Cc: <jason@lakedaemon.net>
Cc: <marc.zyngier@arm.com>
Cc: stable@vger.kernel.org #3.18
Link: http://lkml.kernel.org/r/1442843173-2390-1-git-send-email-ludovic.desroches@atmel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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Pull ARM fixes from Russell King:
"Just two fixes: wire up the new system calls added during the last
merge window, and fix another user access site"
* 'fixes' of git://ftp.arm.linux.org.uk/~rmk/linux-arm:
ARM: alignment: fix alignment handling for uaccess changes
ARM: wire up new syscalls
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Jonathan Liu reports that the recent addition of CPU_SW_DOMAIN_PAN
causes wpa_supplicant to die due to the following kernel oops:
Unhandled fault: page domain fault (0x81b) at 0x001017a2
pgd = ee1b8000
[001017a2] *pgd=6ebee831, *pte=6c35475f, *ppte=6c354c7f
Internal error: : 81b [#1] SMP ARM
Modules linked in: rt2800usb rt2x00usb rt2800librt2x00lib crc_ccitt mac80211
CPU: 1 PID: 202 Comm: wpa_supplicant Not tainted 4.3.0-rc2 #1
Hardware name: Allwinner sun7i (A20) Family
task: ec872f80 ti: ee364000 task.ti: ee364000
PC is at do_alignment_ldmstm+0x1d4/0x238
LR is at 0x0
pc : [<c001d1d8>] lr : [<00000000>] psr: 600c0113
sp : ee365e18 ip : 00000000 fp : 00000002
r10: 001017a2 r9 : 00000002 r8 : 001017aa
r7 : ee365fb0 r6 : e8820018 r5 : 001017a2 r4 : 00000003
r3 : d49e30e0 r2 : 00000000 r1 : ee365fbc r0 : 00000000
Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none[ 34.393106] Control: 10c5387d Table: 6e1b806a DAC: 00000051
Process wpa_supplicant (pid: 202, stack limit = 0xee364210)
Stack: (0xee365e18 to 0xee366000)
...
[<c001d1d8>] (do_alignment_ldmstm) from [<c001d510>] (do_alignment+0x1f0/0x904)
[<c001d510>] (do_alignment) from [<c00092a0>] (do_DataAbort+0x38/0xb4)
[<c00092a0>] (do_DataAbort) from [<c0013d7c>] (__dabt_usr+0x3c/0x40)
Exception stack(0xee365fb0 to 0xee365ff8)
5fa0: 00000000 56c728c0 001017a2 d49e30e0
5fc0: 775448d2 597d4e74 00200800 7a9e1625 00802001 00000021 b6deec84 00000100
5fe0: 08020200 be9f4f20 0c0b0d0a b6d9b3e0 600c0010 ffffffff
Code: e1a0a005 e1a0000c 1affffe8 e5913000 (e4ea3001)
---[ end trace 0acd3882fcfdf9dd ]---
This is caused by the alignment handler not being fixed up for the
uaccess changes, and userspace issuing an unaligned LDM instruction.
So, fix the problem by adding the necessary fixups.
Reported-by: Jonathan Liu <net147@gmail.com>
Tested-by: Jonathan Liu <net147@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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Wire up the new userfaultfd and membarrier syscalls for ARM.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull ARM SoC fixes from Olof Johansson:
"Our first real batch of fixes this release cycle. Nothing really
concerning, and diffstat is a bit inflated due to some DT contents
moving around on STi platforms.
There's a collection of them here:
- A fixup for a build breakage that hits on arm64 allmodconfig in
QCOM SCM firmware drivers
- MMC fixes for OMAP that had quite a bit of breakage this merge
window.
- Misc build/warning fixes on PXA and OMAP
- A couple of minor fixes for Beagleboard X15 which is now starting
to see a few more users in the wild"
* tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (31 commits)
ARM: sti: dt: adapt DT to fix probe/bind issues in DRM driver
ARM: dts: fix omap2+ address translation for pbias
firmware: qcom: scm: Add function stubs for ARM64
ARM: dts: am57xx-beagle-x15: use palmas-usb for USB2
ARM: omap2plus_defconfig: enable GPIO_PCA953X
ARM: dts: omap5-uevm.dts: fix i2c5 pinctrl offsets
ARM: OMAP2+: AM43XX: Enable autoidle for clks in am43xx_init_late
ARM: dts: am57xx-beagle-x15: Update Phy supplies
ARM: pxa: balloon3: Fix build error
ARM: dts: Fixup model name for HP t410 dts
ARM: dts: DRA7: fix a typo in ethernet
ARM: omap2plus_defconfig: make PCF857x built-in
ARM: dts: Use ti,pbias compatible string for pbias
ARM: OMAP5: Cleanup options for SoC only build
ARM: DRA7: Select missing options for SoC only build
ARM: OMAP2+: board-generic: Remove stale of_irq macros
ARM: OMAP4+: PM: erratum is used by OMAP5 and DRA7 as well
ARM: dts: omap3-igep: Move eth IRQ pinmux to IGEPv2 common dtsi
ARM: dts: am57xx-beagle-x15: Add wakeup irq for mcp79410
ARM: dts: am335x-phycore-som: Fix mpu voltage
...
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ARM: pxa: fixes for v4.3
These fixes are mainly regression fixes triggered by irq changes,
common clock framework introduction and sound side-effect of
other platforms.
* tag 'pxa-fixes-v4.3' of https://github.com/rjarzmik/linux:
ARM: pxa: balloon3: Fix build error
ARM: pxa: ssp: Fix build error by removing originally incorrect DT binding
ARM: pxa: fix DFI bus lockups on startup
Signed-off-by: Olof Johansson <olof@lixom.net>
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irq_data_get_chip() function does not exist, call irq_desc_get_chip()
instead.
Fixes: 9ec97561aa6d ("ARM/pxa: Prepare balloon3_irq_handler for irq argument removal")
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
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Commit 03fbf488cece ("spi: pxa2xx: Differentiate Intel LPSS types") caused
build error here because it removed the type LPSS_SSP and I didn't notice
the type was used here too.
I believe commit a6e56c28a178 ("ARM: pxa: ssp: add DT bindings") added it
accidentally by copying all enum pxa_ssp_type types from
include/linux/pxa2xx_ssp.h even LPSS_SSP was for Intel LPSS SPI devices.
Fix the build error by removing this incorrect binding.
Fixes: 03fbf488cece ("spi: pxa2xx: Differentiate Intel LPSS types")
Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Reported-by: Axel Lin <axel.lin@ingics.com>
Cc: <stable@vger.kernel.org> # 4.2
Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
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After the conversion of pxa architecture to common clock framework, the
NAND clock can be disabled on startup if no nand driver claims it.
In this case, it happens that if the bootloader used the NAND and set
the DFI arbitration bit, the next access to a static memory controller
area, such as an ethernet card, the system bus will stall, and the core
will be stalled forever.
Fix this by clearing the DFI arbritration bit in pxa3xx startup. The bit
will be enabled the pxa3xx-nand driver on need anyway. The only left
requirement is that upon pxa3xx-nand removal, the bit should be cleared
before the clock is disabled.
Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
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git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into fixes
Fixes for omaps for v4.3-rc cycle:
- Two more patches to fix most of the MMC regressions with the
PBIAS regulator changes. At least two MMC driver related issues
still seems to remain for omap3 legacy booting and omap4 duovero.
Note that the dts changes depend on a recent regulator fix, and
are based on the regulator commit now in mainline kernel
- Enable autoidle for am43xx clocks to prevent clocks from staying
always on
- Fix i2c5 pinctrl offsets for omap5-uevm
- Enable PCA953X as that's needed for HDMI to work on omap5
- Update phy supplies for beagle x15 beta board
- Use palmas-usb for on beagle x15 to start using the related
driver that recently got merged
* tag 'omap-for-v4.3/fixes-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
ARM: dts: fix omap2+ address translation for pbias
ARM: dts: am57xx-beagle-x15: use palmas-usb for USB2
ARM: omap2plus_defconfig: enable GPIO_PCA953X
ARM: dts: omap5-uevm.dts: fix i2c5 pinctrl offsets
ARM: OMAP2+: AM43XX: Enable autoidle for clks in am43xx_init_late
ARM: dts: am57xx-beagle-x15: Update Phy supplies
regulator: pbias: program pbias register offset in pbias driver
ARM: omap2plus_defconfig: Enable MUSB DMA support
ARM: DRA752: Add ID detect for ES2.0
ARM: OMAP3: vc: fix 'or' always true warning
ARM: OMAP2+: Fix booting if no timer parent clock is available
ARM: OMAP2+: omap-device: fix race deferred probe of omap_hsmmc vs omap_device_late_init
Signed-off-by: Olof Johansson <olof@lixom.net>
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"ARM: dts: <omap2/omap4/omap5/dra7>: add minimal l4 bus
layout with control module support" moved pbias_regulator dt node
from being a child node of ocp to be the child node of
'syscon'. Since 'syscon' doesn't have the 'ranges' property,
address translation fails while trying to convert the address
to resource. Fix it here by populating 'ranges' property in
syscon dt node.
Fixes: 72b10ac00eb1 ("ARM: dts: omap24xx: add minimal l4 bus
layout with control module support")
Fixes: 7415b0b4c645 ("ARM: dts: omap4: add minimal l4 bus layout
with control module support")
Fixes: ed8509edddeb ("ARM: dts: omap5: add minimal l4 bus
layout with control module support")
Fixes: d919501feffa ("ARM: dts: dra7: add minimal l4 bus
layout with control module support")
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
[tony@atomide.com: fixed omap3 pbias to work]
Signed-off-by: Tony Lindgren <tony@atomide.com>
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The VBUS line of USB2 is connected to VBUS detect logic on
the PMIC. Use the palmas-usb driver to report VBUS events
to the USB driver.
As the palmas-usb driver supports GPIO based ID reporting
provide the GPIO for ID pin as well.
Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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This enables tca6424a GPIO expander driver that in turn enables
TPD12S015 HDMI ESD protection and level shifter on OMAP5 uevm.
In other words, it makes HDMI work on OMAP5 uevm.
Signed-off-by: Grazvydas Ignotas <notasas@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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The i2c5 pinctrl offsets are wrong. If the bootloader doesn't set the
pins up, communication with tca6424a doesn't work (controller timeouts)
and it is not possible to enable HDMI.
Fixes: 9be495c42609 ("ARM: dts: omap5-evm: Add I2c pinctrl data")
Signed-off-by: Grazvydas Ignotas <notasas@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Add omap2_clk_enable_autoidle_all to am43xx_init_late otherwise the call
to omap2_clk_disable_autoidle_all in am43xx_init_early may cause some
clocks to always stay active and prevent low power mode transitions.
Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Originally, all the SoC PHY rails were supplied by LDO3. However, as a
result of characterization, it was determined that this posed a risk in
extreme load conditions. Hence the PHY rails are split between two
different LDOs. Update the related node as a result
LDO3/VDDA_1V8_PHYA supplies vdda_usb1, vdda_usb2, vdda_sata, vdda_usb3
LDO4/VDDA_1V8_PHYB supplies vdda_pcie1, vdda_pcie0, vdda_hdmi, vdda_pcie
NOTE: We break compatibility with pre-production boards with this change
since, the PMIC LDO4 is disabled at OTP level.
The new configuration is the plan of record and all pre-production
boards are supposed to be replaced with the latest boards matching the
mentioned configuration.
Some very few 10 something boards have been created and
stopped production till the latest modifications were done (PMIC USB
interrupt, LDO4 etc) - and all of those boards are now getting
scrapped.. If there are any (as per tracking information, there should
not be any), TI should be contacted to have them replaced.
Signed-off-by: Nishanth Menon <nm@ti.com>
[tony@atomide.com: updated commit about these being TI internal protos]
Signed-off-by: Tony Lindgren <tony@atomide.com>
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With recent MUSB changes we can now build in support for multiple
DMA implementations. So let's enable DMA by default to make life
easier for distro use.
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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ES2.0 is a minor variant of ES1.1. ES2.0 is an incremental revision
with various fixes including the following:
- reset logic fixes
- few assymetric aging logic fixes
- MMC clock rate fixes
- Ethernet speed fixes
- edma fixes for mcasp
NOTE: even though we use a compatible of dra742 and dra752, the usage in
the Linux kernel is more or less interchangable - we use dra752 more
often in the linux kernel compared to dra742 and 4.2-rc6
Signed-off-by: Vishal Mahaveer <vishalm@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Fix the warning:
arch/arm/mach-omap2/vc.c:302:47: warning: logical ‘or’ of collectively exhaustive tests is always true [-Wlogical-op]
As we're toggling both CLKREQ and OFFMODE, we should also be checking
OFFMODE.
Signed-off-by: Frans Klaver <fransklaver@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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When bringing up a new SoC we needlessly prevent booting at timer
init if timer clock_set_parent fails. This can fail if the system
is booting on bootloader configured PLL values until the clock
framework driver for the PLL is implemented.
Let's just WARN instead, this will provide helpful information
for anybody bringing up a new SoC what needs to be fixed.
This allows to boot dm814x that's still missing the PLL driver.
Signed-off-by: Tony Lindgren <tony@atomide.com>
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omap_device_late_init
Kernel fails to boot 50% of times (form build to build) with
RT-patchset applied due to the following race - on late boot
stages deferred_probe_work_func->omap_hsmmc_probe races with omap_device_late_ini.
The same issue has been reported now on linux-next (4.3) by Keerthy [1]
late_initcall
- deferred_probe_initcal() tries to re-probe all pending driver's probe.
- later on, some driver is probing in this case It's cpsw.c
(but could be any other drivers)
cpsw_init
- platform_driver_register
- really_probe
- driver_bound
- driver_deferred_probe_trigger
and boot proceed.
So, at this moment we have deferred_probe_work_func scheduled.
late_initcall_sync
- omap_device_late_init
- omap_device_idle
CPU1 CPU2
- deferred_probe_work_func
- really_probe
- omap_hsmmc_probe
- pm_runtime_get_sync
late_initcall_sync
- omap_device_late_init
if (od->_driver_status != BUS_NOTIFY_BOUND_DRIVER) {
if (od->_state == OMAP_DEVICE_STATE_ENABLED) {
- omap_device_idle [ops - IP is disabled]
- [fail]
- pm_runtime_put_sync
- omap_hsmmc_runtime_suspend [ooops!]
== log ==
omap_hsmmc 480b4000.mmc: unable to get vmmc regulator -517
davinci_mdio 48485000.mdio: davinci mdio revision 1.6
davinci_mdio 48485000.mdio: detected phy mask fffffff3
libphy: 48485000.mdio: probed
davinci_mdio 48485000.mdio: phy[2]: device 48485000.mdio:02, driver unknown
davinci_mdio 48485000.mdio: phy[3]: device 48485000.mdio:03, driver unknown
omap_hsmmc 480b4000.mmc: unable to get vmmc regulator -517
cpsw 48484000.ethernet: Detected MACID = b4:99:4c:c7:d2:48
cpsw 48484000.ethernet: cpsw: Detected MACID = b4:99:4c:c7:d2:49
hctosys: unable to open rtc device (rtc0)
omap_hsmmc 480b4000.mmc: omap_device_late_idle: enabled but no driver. Idling
ldousb: disabling
Unhandled fault: imprecise external abort (0x1406) at 0x00000000
[00000000] *pgd=00000000
Internal error: : 1406 [#1] PREEMPT SMP ARM
Modules linked in:
CPU: 1 PID: 58 Comm: kworker/u4:1 Not tainted 4.1.2-rt1-00467-g6da3c0a-dirty #5
Hardware name: Generic DRA74X (Flattened Device Tree)
Workqueue: deferwq deferred_probe_work_func
task: ee6ddb00 ti: edd3c000 task.ti: edd3c000
PC is at omap_hsmmc_runtime_suspend+0x1c/0x12c
LR is at _od_runtime_suspend+0xc/0x24
pc : [<c0471998>] lr : [<c0029590>] psr: a0000013
sp : edd3dda0 ip : ee6ddb00 fp : c07be540
r10: 00000000 r9 : c07be540 r8 : 00000008
r7 : 00000000 r6 : ee646c10 r5 : ee646c10 r4 : edd79380
r3 : fa0b4100 r2 : 00000000 r1 : 00000000 r0 : ee646c10
Flags: NzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment kernel
Control: 10c5387d Table: 8000406a DAC: 00000015
Process kworker/u4:1 (pid: 58, stack limit = 0xedd3c218)
Stack: (0xedd3dda0 to 0xedd3e000)
dda0: ee646c70 ee646c10 c0029584 00000000 00000008 c0029590 ee646c70 ee646c10
ddc0: c0029584 c03adfb8 ee646c10 00000004 0000000c c03adff0 ee646c10 00000004
dde0: 0000000c c03ae4ec 00000000 edd3c000 ee646c10 00000004 ee646c70 00000004
de00: fa0b4000 c03aec20 ee6ddb00 ee646c10 00000004 ee646c70 ee646c10 fffffdfb
de20: edd79380 00000000 fa0b4000 c03aee90 fffffdfb edd79000 ee646c00 c0474290
de40: 00000000 edda24c0 edd79380 edc81f00 00000000 00000200 00000001 c06dd488
de60: edda3960 ee646c10 ee646c10 c0824cc4 fffffdfb c0880c94 00000002 edc92600
de80: c0836378 c03a7f84 ee646c10 c0824cc4 00000000 c0880c80 c0880c94 c03a6568
dea0: 00000000 ee646c10 c03a66ac ee4f8000 00000000 00000001 edc92600 c03a4b40
dec0: ee404c94 edc83c4c ee646c10 ee646c10 ee646c44 c03a63c4 ee646c10 ee646c10
dee0: c0814448 c03a5aa8 ee646c10 c0814220 edd3c000 c03a5ec0 c0814250 ee6be400
df00: edd3c000 c004e5bc ee6ddb01 00000078 ee6ddb00 ee4f8000 ee6be418 edd3c000
df20: ee4f8028 00000088 c0836045 ee4f8000 ee6be400 c004e928 ee4f8028 00000000
df40: c004e8ec 00000000 ee6bf1c0 ee6be400 c004e8ec 00000000 00000000 00000000
df60: 00000000 c0053450 2e56fa97 00000000 afdffbd7 ee6be400 00000000 00000000
df80: edd3df80 edd3df80 00000000 00000000 edd3df90 edd3df90 edd3dfac ee6bf1c0
dfa0: c0053384 00000000 00000000 c000f668 00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 f1fc9d7e febfbdff
[<c0471998>] (omap_hsmmc_runtime_suspend) from [<c0029590>] (_od_runtime_suspend+0xc/0x24)
[<c0029590>] (_od_runtime_suspend) from [<c03adfb8>] (__rpm_callback+0x24/0x3c)
[<c03adfb8>] (__rpm_callback) from [<c03adff0>] (rpm_callback+0x20/0x80)
[<c03adff0>] (rpm_callback) from [<c03ae4ec>] (rpm_suspend+0xe4/0x618)
[<c03ae4ec>] (rpm_suspend) from [<c03aee90>] (__pm_runtime_idle+0x60/0x80)
[<c03aee90>] (__pm_runtime_idle) from [<c0474290>] (omap_hsmmc_probe+0x6bc/0xa7c)
[<c0474290>] (omap_hsmmc_probe) from [<c03a7f84>] (platform_drv_probe+0x44/0xa4)
[<c03a7f84>] (platform_drv_probe) from [<c03a6568>] (driver_probe_device+0x170/0x2b4)
[<c03a6568>] (driver_probe_device) from [<c03a4b40>] (bus_for_each_drv+0x64/0x98)
[<c03a4b40>] (bus_for_each_drv) from [<c03a63c4>] (device_attach+0x70/0x88)
[<c03a63c4>] (device_attach) from [<c03a5aa8>] (bus_probe_device+0x84/0xac)
[<c03a5aa8>] (bus_probe_device) from [<c03a5ec0>] (deferred_probe_work_func+0x58/0x88)
[<c03a5ec0>] (deferred_probe_work_func) from [<c004e5bc>] (process_one_work+0x134/0x464)
[<c004e5bc>] (process_one_work) from [<c004e928>] (worker_thread+0x3c/0x4fc)
[<c004e928>] (worker_thread) from [<c0053450>] (kthread+0xcc/0xe4)
[<c0053450>] (kthread) from [<c000f668>] (ret_from_fork+0x14/0x2c)
Code: e594302c e593202c e584205c e594302c (e5932128)
---[ end trace 0000000000000002 ]---
The issue happens because omap_device_late_init() do not take into
account that some drivers are present, but their probes were not
finished successfully and where deferred instead. This is the valid
case, and omap_device_late_init() should not idle such devices.
To fix this issue, the value of omap_device->_driver_status field
should be checked not only for BUS_NOTIFY_BOUND_DRIVER (driver is
present and has been bound to device successfully), but also checked
for BUS_NOTIFY_BIND_DRIVER (driver about to be bound) - which means
driver is present and there was try to bind it to device.
[1] http://www.spinics.net/lists/arm-kernel/msg441880.html
Cc: Tero Kristo <t-kristo@ti.com>
Cc: Keerthy <j-keerthy@ti.com>
Tested-by: Keerthy <j-keerthy@ti.com>
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip into fixes
Add the ddc-i2c-bus reference to the veyron hdmi nodes,
so that they can read the edid of connected displays.
* tag 'v4.3-rockchip32-dtsfixes1' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip:
ARM: dts: Add ddc i2c reference to veyron
Signed-off-by: Olof Johansson <olof@lixom.net>
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The ddc-i2c-bus property was missing from the veyron dtsi file since
downstream the ddc-i2c-bus was still being specified in rk3288.dtsi and
nobody noticed when the veyron dtsi was sent upstream. Add it.
Signed-off-by: Douglas Anderson <dianders@chromium.org>
Tested-by: Brian Norris <briannorris@chromium.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
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STI drm drivers probe and bind using component framework was incorrect.
In addition to drivers fix DT update is needed to make all sub-components
become childs of sti-display-subsystem.
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Signed-off-by: Maxime Coquelin <maxime.coquelin@st.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
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git://codeaurora.org/quic/kernel/agross-msm into fixes
Qualcomm fixes for v4.3-rc1
* Add SCM function call stubs on ARM64
* tag 'qcom-fixes-for-4.3-rc1' of git://codeaurora.org/quic/kernel/agross-msm:
firmware: qcom: scm: Add function stubs for ARM64
Signed-off-by: Olof Johansson <olof@lixom.net>
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This patch adds stubs for the SCM functions exposed in the QCOM SCM API.
Signed-off-by: Andy Gross <agross@codeaurora.org>
Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
Acked-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>
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git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into fixes
Merge "omap fixes against v4.3-rc1" from Tony Lindgren:
Fixes for omaps against v4.3-rc1:
- Fix long time regression on beagle for tfp410 pin muxing
- Fix dm814x control base address typo and related Ethernet
phy configuration
- Fix igepv2 Ethernet pinmuxing as only some boards have it
- Fix pbias regulator compatible values as a pending regulator
fix needs those for MMC1 to work properly
- Fix beagle-x15 MMC1 regulator and make pcf857x built-in
- Fix omap5 and dra7 Kconfig options when built as the only
SoCs selected
- Fix PM errata for omap5 and dra7 as they too need it
- Fix phycore mpu voltage
Also included are a few cosmetic fixes:
- Remove unused of_irq macros
- Fix dra7 ethernet name
* tag 'omap-for-v4.3/fixes-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
ARM: dts: Fixup model name for HP t410 dts
ARM: dts: DRA7: fix a typo in ethernet
ARM: omap2plus_defconfig: make PCF857x built-in
ARM: dts: Use ti,pbias compatible string for pbias
ARM: OMAP5: Cleanup options for SoC only build
ARM: DRA7: Select missing options for SoC only build
ARM: OMAP2+: board-generic: Remove stale of_irq macros
ARM: OMAP4+: PM: erratum is used by OMAP5 and DRA7 as well
ARM: dts: omap3-igep: Move eth IRQ pinmux to IGEPv2 common dtsi
ARM: dts: am57xx-beagle-x15: Add wakeup irq for mcp79410
ARM: dts: am335x-phycore-som: Fix mpu voltage
ARM: dts: am57xx-beagle-x15: Fix regulator populated in MMC1 dt node
ARM: dts: Fix dm814x control base to properly initialize Ethernet PHY
ARM: dts: omap3-beagle: make i2c3, ddc and tfp410 gpio work again
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This fix the model name for the device.
Whole string taken from the HP support center web page
Signed-off-by: Nicolas Chauvet <kwizart@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Register address in name of the node is wrong
Signed-off-by: Vishal Mahaveer <vishalm@ti.com>
Acked-by: Mugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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One of the lines from PCF857x is connected to the vdd line of MMC1
in DRA74x and DRA72x EVMs and is modelled as a regulator. If PCF857x
is not made as built-in, the regulator_get in omap_hsmmc fails making
it difficult to use MMC1 as rootfs.
Make PCF857x built-in.
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Use platform specific compatible strings instead of the common
"ti,pbias-omap" compatible string.
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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OMAP5 SoC has Cortex-A15 which does not use TWD timer. It uses
ARCH_TIMER instead, clean up unwanted configuration and enable
OMAP_INTERCONNECT and OPP which is necessary for expected functionality
on the SoC.
Reported-by: Carlos Hernandez <ceh@ti.com>
Reported-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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DRA7 does use OPP, uses OMAP interconnect and also does require SCU.
These are missing in the SoC only build of DRA7 breaking various PM
features in DRA7 only build.
Reported-by: Carlos Hernandez <ceh@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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When commit c4082d499fa2 ("ARM: omap2+: board-generic: clean up the
irq data from board file") cleaned up the direct usage of gic_of_init
and omap_intc_of_init, it failed to clean up the macros properly.
Since these macros are no longer used, lets just remove them.
Fixes: c4082d499fa2 ("ARM: omap2+: board-generic: clean up the irq data from board file")
Reported-by: Carlos Hernandez <ceh@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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OMAP5 and DRA7 reuse the same pm44xx_erratum variable so, enable the
same, else PM features such as Suspend to ram is broken in a SoC only
build configuration.
Reported-by: Carlos Hernandez <ceh@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Only the IGEPv2 boards have a LAN9221i chip connected to the GPMC
so the pinmux configuration for the GPIO connected to the IRQ line
of the LAN chip should not be defined in the IGEP common dtsi but
in the one common to the IGEPv2 boards.
While there, use the OMAP3_CORE1_IOPAD() macro for the padconf reg.
Suggested-by: Ladislav Michl <ladis@linux-mips.org>
Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Acked-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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With the support in the generic PM framework for wakeirq and capability
added to the rtc-ds1307 driver to support this, we can now define the
optional wakeup irq to allow the RTC to wakeup the system from low power
modes as part of suspend.
Signed-off-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Fix the mpu voltage as it is set too low for the silicon
revision 2.1.
Signed-off-by: Teresa Remmet <t.remmet@phytec.de>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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For beagle x15, both the vdd and io lines are connected to the
same regulator (ldo1_reg). However vmmc_aux is populated to vdd_3v3.
Remove it.
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Acked-by: Nishanth Menon <nm@ti.com>
[tony@atomide.com: updated to apply]
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Looks like I made a typo on the control base, all the 81xx
SoCs have it at 0x48140000 base. We've just gotten away with
the typo as the Ethernet phy was configured by the bootloader
on my test system and we're not yet using the pinctrl.
In addition to fixing the contol base, we need to also use the
right Ethernet phy flags to initialize it. And we are still
missing the PLL driver for dm814x and only relying on the
divider and mux clocks.
Fixes: f3d953ea3721 ("ARM: dts: Add minimal dm814x support")
Cc: Matthijs van Duin <matthijsvanduin@gmail.com>
Cc: Nicolas Chauvet <kwizart@gmail.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Let's fix pinmux address of gpio 170 used by tfp410 powerdown-gpio.
According to the OMAP35x Technical Reference Manual
CONTROL_PADCONF_I2C3_SDA[15:0] 0x480021C4 mode0: i2c3_sda
CONTROL_PADCONF_I2C3_SDA[31:16] 0x480021C4 mode4: gpio_170
the pinmux address of gpio 170 must be 0x480021C6.
The former wrong address broke i2c3 (used by hdmi ddc), resulting in
kernel message:
omap_i2c 48060000.i2c: controller timed out
Fixes: 8cecf52befd7 ("ARM: omap3-beagle.dts: add display information")
Cc: stable@vger.kernel.org # v3.15+
Signed-off-by: Carl Frederik Werner <frederik@cfbw.eu>
Signed-off-by: Tony Lindgren <tony@atomide.com>
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Pull CIFS fixes from Steve French:
"Four fixes from testing at the recent SMB3 Plugfest including two
important authentication ones (one fixes authentication problems to
some popular servers when clock times differ more than two hours
between systems, the other fixes Kerberos authentication for SMB3)"
* 'for-next' of git://git.samba.org/sfrench/cifs-2.6:
fix encryption error checks on mount
[SMB3] Fix sec=krb5 on smb3 mounts
cifs: use server timestamp for ntlmv2 authentication
disabling oplocks/leases via module parm enable_oplocks broken for SMB3
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