- 27 10月, 2012 1 次提交
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由 Arnd Bergmann 提交于
patch 738a0fd7 "ARM: at91: fix external interrupts in non-DT case" fixed a run-time error on some at91 platforms but did not apply the same change to at91x40, which now doesn't build. This changes at91x40 in the same way that the other platforms were changed. Signed-off-by: NArnd Bergmann <arnd@arndb.de> Acked-by: NJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
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- 25 10月, 2012 6 次提交
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Signed-off-by: NJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Acked-by: NNicolas Ferre <nicolas.ferre@atmel.com>
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由 Bo Shen 提交于
The i2c core driver will turn the platform device ID to busnum When using platfrom device ID as -1, it means dynamically assigned the busnum. When writing code, we need to make sure the busnum, and call i2c_register_board_info(int busnum, ...) to register device if using -1, we do not know the value of busnum In order to solve this issue, set the platform device ID as a fix number Here using 0 to match the busnum used in i2c_regsiter_board_info() Signed-off-by: NBo Shen <voice.shen@atmel.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com> Acked-by: NJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Acked-by: NLudovic Desroches <ludovic.desroches@atmel.com>
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由 Bo Shen 提交于
The i2c core driver will turn the platform device ID to busnum When using platfrom device ID as -1, it means dynamically assigned the busnum. When writing code, we need to make sure the busnum, and call i2c_register_board_info(int busnum, ...) to register device if using -1, we do not know the value of busnum In order to solve this issue, set the platform device ID as a fix number Here using 0 to match the busnum used in i2c_regsiter_board_info() Signed-off-by: NBo Shen <voice.shen@atmel.com> Acked-by: NJean Delvare <khali@linux-fr.org> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com> Acked-by: NJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Acked-by: NLudovic Desroches <ludovic.desroches@atmel.com> Cc: stable <stable@vger.kernel.org> [very long time]
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由 Nicolas Ferre 提交于
Since the switch to sparse irq, we have to add the NR_IRQS_LEGACY offset to static irq numbers. It has been forgotten on these SPI irq definitions in board code. Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com> Acked-by: NJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Acked-by: NLudovic Desroches <ludovic.desroches@atmel.com> Cc: stable <stable@vger.kernel.org> [v3.6]
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由 Nicolas Ferre 提交于
Management of external interrupts has changed but the non-DT code has not integrated these changes. Add a mask to pass external irq specification from SoC specific code to the at91_aic_init() function. Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com> Acked-by: NJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Acked-by: NLudovic Desroches <ludovic.desroches@atmel.com> Cc: stable <stable@vger.kernel.org> [v3.6]
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由 Ivan Shugov 提交于
Newer at91sam9g10 SoC revision can't be detected, so the kernel can't boot with this kind of kernel panic: "AT91: Impossible to detect the SOC type" CPU: ARM926EJ-S [41069265] revision 5 (ARMv5TEJ), cr=00053177 CPU: VIVT data cache, VIVT instruction cache Machine: Atmel AT91SAM9G10-EK Ignoring tag cmdline (using the default kernel command line) bootconsole [earlycon0] enabled Memory policy: ECC disabled, Data cache writeback Kernel panic - not syncing: AT91: Impossible to detect the SOC type [<c00133d4>] (unwind_backtrace+0x0/0xe0) from [<c02366dc>] (panic+0x78/0x1cc) [<c02366dc>] (panic+0x78/0x1cc) from [<c02fa35c>] (at91_map_io+0x90/0xc8) [<c02fa35c>] (at91_map_io+0x90/0xc8) from [<c02f9860>] (paging_init+0x564/0x6d0) [<c02f9860>] (paging_init+0x564/0x6d0) from [<c02f7914>] (setup_arch+0x464/0x704) [<c02f7914>] (setup_arch+0x464/0x704) from [<c02f44f8>] (start_kernel+0x6c/0x2d4) [<c02f44f8>] (start_kernel+0x6c/0x2d4) from [<20008040>] (0x20008040) The reason for this is that the Debug Unit Chip ID Register has changed between Engineering Sample and definitive revision of the SoC. Changing the check of cidr to socid will address the problem. We do not integrate this check to the list just above because we also have to make sure that the extended id is disregarded. Signed-off-by: NIvan Shugov <ivan.shugov@gmail.com> [nicolas.ferre@atmel.com: change commit message] Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com> Acked-by: NJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Cc: stable <stable@vger.kernel.org> [v3.1] # since commit 8c3583b6
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- 14 10月, 2012 1 次提交
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由 Russell King 提交于
As suggested by Andrew Morton: This is a pet peeve of mine. Any time there's a long list of items (header file inclusions, kconfig entries, array initalisers, etc) and someone wants to add a new item, they *always* go and stick it at the end of the list. Guys, don't do this. Either put the new item into a randomly-chosen position or, probably better, alphanumerically sort the list. lets sort all our select statements alphanumerically. This commit was created by the following perl: while (<>) { while (/\\\s*$/) { $_ .= <>; } undef %selects if /^\s*config\s+/; if (/^\s+select\s+(\w+).*/) { if (defined($selects{$1})) { if ($selects{$1} eq $_) { print STDERR "Warning: removing duplicated $1 entry\n"; } else { print STDERR "Error: $1 differently selected\n". "\tOld: $selects{$1}\n". "\tNew: $_\n"; exit 1; } } $selects{$1} = $_; next; } if (%selects and (/^\s*$/ or /^\s+help/ or /^\s+---help---/ or /^endif/ or /^endchoice/)) { foreach $k (sort (keys %selects)) { print "$selects{$k}"; } undef %selects; } print; } if (%selects) { foreach $k (sort (keys %selects)) { print "$selects{$k}"; } } It found two duplicates: Warning: removing duplicated S5P_SETUP_MIPIPHY entry Warning: removing duplicated HARDIRQS_SW_RESEND entry and they are identical duplicates, hence the shrinkage in the diffstat of two lines. We have four testers reporting success of this change (Tony, Stephen, Linus and Sekhar.) Acked-by: NJason Cooper <jason@lakedaemon.net> Acked-by: NTony Lindgren <tony@atomide.com> Acked-by: NStephen Warren <swarren@nvidia.com> Acked-by: NLinus Walleij <linus.walleij@linaro.org> Acked-by: NSekhar Nori <nsekhar@ti.com> Signed-off-by: NRussell King <rmk+kernel@arm.linux.org.uk>
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- 06 10月, 2012 1 次提交
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由 Andi Kleen 提交于
Signed-off-by: NAndi Kleen <ak@linux.intel.com> Cc: Russell King <rmk@arm.linux.org.uk> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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- 04 10月, 2012 2 次提交
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由 Arnd Bergmann 提交于
The code using the variable 'i' in this function is conditional which results in a harmless compiler warning. Using the IS_ENABLED macro instead of #ifdef makes the code look nicer and gets rid of the warning. Without this patch, building at91sam9263_defconfig results in: /home/arnd/linux-arm/arch/arm/mach-at91/pm.c: In function 'at91_pm_verify_clocks': /home/arnd/linux-arm/arch/arm/mach-at91/pm.c:137:6: warning: unused variable 'i' [-Wunused-variable] Signed-off-by: NArnd Bergmann <arnd@arndb.de> Acked-by: NJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Cc: Nicolas Ferre <nicolas.ferre@atmel.com>
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由 Arnd Bergmann 提交于
On NOMMU systems, we do cannot remap the MMIO space, so the definition of at91_io_desc is unused. Without this patch, building at91x40_defconfig results in: arch/arm/mach-at91/setup.c:90:24: warning: 'at91_io_desc' defined but not used [-Wunused-variable] Signed-off-by: NArnd Bergmann <arnd@arndb.de> Cc: Nicolas Ferre <nicolas.ferre@atmel.com> Cc: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
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- 18 9月, 2012 1 次提交
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由 Arnd Bergmann 提交于
ARM is moving to stricter checks on readl/write functions, so we need to use the correct types everywhere. Acked-by: NNicolas Ferre <nicolas.ferre@atmel.com> Cc: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com> Signed-off-by: NArnd Bergmann <arnd@arndb.de>
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- 14 9月, 2012 2 次提交
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由 Rob Herring 提交于
In preparation to support multi-platform kernels, move all the dtb targets out of the mach Makefile.boot and into the arch/arm/boot/dts/Makefile which is closer to the sources. DTBs are only built when CONFIG_OF is enabled and now use top level CONFIG_ARCH_xxx instead of chip or board specific config options. Signed-off-by: NRob Herring <rob.herring@calxeda.com> Cc: Russell King <linux@arm.linux.org.uk> Cc: Andrew Victor <linux@maxim.org.za> Cc: Nicolas Ferre <nicolas.ferre@atmel.com> Cc: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com> Cc: Kukjin Kim <kgene.kim@samsung.com> Cc: Sascha Hauer <kernel@pengutronix.de> Cc: Jason Cooper <jason@lakedaemon.net> Cc: Andrew Lunn <andrew@lunn.ch> Cc: Gregory Clement <gregory.clement@free-electrons.com> Acked-by: NShawn Guo <shawn.guo@linaro.org> Cc: Viresh Kumar <viresh.linux@gmail.com> Cc: Shiraz Hashim <shiraz.hashim@st.com> Cc: Rajeev Kumar <rajeev-dlh.kumar@st.com> Cc: Stephen Warren <swarren@wwwdotorg.org> Cc: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com> Cc: Linus Walleij <linus.walleij@linaro.org>
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由 Arnd Bergmann 提交于
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 at91 include directories Signed-off-by: NArnd Bergmann <arnd@arndb.de> Acked-by: NMark Brown <broonie@opensource.wolfsonmicro.com> Acked-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org> Acked-by: NNicolas Pitre <nico@linaro.org> Acked-by: NNicolas Ferre <nicolas.ferre@atmel.com> Acked-by: NVinod Koul <vinod.koul@linux.intel.com> Cc: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com> Cc: Dan Williams <djbw@fb.com>
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- 12 9月, 2012 6 次提交
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由 Ludovic Desroches 提交于
Signed-off-by: NLudovic Desroches <ludovic.desroches@atmel.com> Acked-by: NNikolaus Voss <n.voss@weinmann.de> Acked-by: NNicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: NWolfram Sang <w.sang@pengutronix.de>
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由 Ludovic Desroches 提交于
As indicated in the datasheet, TWD and TWCK must not be programmed as open-drain. Signed-off-by: NLudovic Desroches <ludovic.desroches@atmel.com> Acked-by: NNikolaus Voss <n.voss@weinmann.de> Acked-by: NNicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: NWolfram Sang <w.sang@pengutronix.de>
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由 Nikolaus Voss 提交于
The G45 datasheets explicitly states that setting the open drain property on peripheral function gpios is not allowed. (How about other A91 chips?) Signed-off-by: NNikolaus Voss <n.voss@weinmann.de> Tested-by: NLudovic Desroches <ludovic.desroches@atmel.com> Reviewed-by: NNicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: NWolfram Sang <w.sang@pengutronix.de>
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由 Nikolaus Voss 提交于
This driver has the following properties compared to the old driver: 1. Support for multiple interfaces. 2. Interrupt driven I/O as opposed to polling/busy waiting. 3. Support for _one_ repeated start (Sr) condition, which is enough for most real-world applications including all SMBus transfer types. (The hardware does not support issuing arbitrary Sr conditions on the bus.) testing: SoC: at91sam9g45 - BQ20Z80 battery SMBus client. - on a 2.6.38 kernel with several i2c clients (temp-sensor, audio-codec, touchscreen-controller, w1-bridge, io-expanders) Signed-off-by: NNikolaus Voss <n.voss@weinmann.de> Reviewed-by: NFelipe Balbi <balbi@ti.com> Tested-by: NHubert Feurstein <h.feurstein@gmail.com> Tested-by: NLudovic Desroches <ludovic.desroches@atmel.com> Reviewed-by: NNicolas Ferre <nicolas.ferre@atmel.com> [wsa: squashed with the following patches from Ludovic to have some flaws fixed: i2c: at91: use managed resources i2c: at91: add warning about transmission issues for some devices i2c: at91: use an id table for SoC dependent parameters ] Signed-off-by: NLudovic Desroches <ludovic.desroches@atmel.com> Signed-off-by: NWolfram Sang <w.sang@pengutronix.de>
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由 Nikolaus Voss 提交于
It will get replaced by a superior one. Safe to remove since this one depends on BROKEN anyhow. Signed-off-by: NNikolaus Voss <n.voss@weinmann.de> Tested-by: NLudovic Desroches <ludovic.desroches@atmel.com> Reviewed-by: NNicolas Ferre <nicolas.ferre@atmel.com> [wsa: added commit message] Signed-off-by: NWolfram Sang <w.sang@pengutronix.de>
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由 Nikolaus Voss 提交于
The old driver used con_id clock entries. Convert to use dev_id for clock lookup via standard method. Signed-off-by: NNikolaus Voss <n.voss@weinmann.de> Tested-by: NLudovic Desroches <ludovic.desroches@atmel.com> Reviewed-by: NNicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: NWolfram Sang <w.sang@pengutronix.de>
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- 23 8月, 2012 3 次提交
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由 Nicolas Ferre 提交于
Fix PLLA overclock warning in relation with datasheet numbers. Add new > 240 MHz and > 210 MHz SoC categories. Reported-by: NJiri Prchal <jiri.prchal@aksignal.cz> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
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由 Ludovic Desroches 提交于
AT91_ID_SYS as virq is incorrect because of spare irq support which introduces NR_IRQS_LEGACY offset. It modifies rtc-at91sam9 driver in order to get irq from resources. Signed-off-by: NLudovic Desroches <ludovic.desroches@atmel.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
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由 Ludovic Desroches 提交于
AT91_ID_SYS as virq is incorrect because of spare irq support which introduces NR_IRQS_LEGACY offset. Signed-off-by: NLudovic Desroches <ludovic.desroches@atmel.com> Tested-by: NJoachim Eastwood <joachim.eastwood@jotron.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
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- 31 7月, 2012 1 次提交
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由 Bryan Wu 提交于
Build with at91 defconfigs successfully Signed-off-by: NBryan Wu <bryan.wu@canonical.com> Acked-by: NNicolas Ferre <nicolas.ferre@atmel.com>
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- 11 7月, 2012 1 次提交
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由 Nicolas Royer 提交于
Signed-off-by: NNicolas Royer <nicolas@eukrea.com> Acked-by: NNicolas Ferre <nicolas.ferre@atmel.com> Acked-by: NEric Bénard <eric@eukrea.com> Tested-by: NEric Bénard <eric@eukrea.com> Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>
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- 10 7月, 2012 2 次提交
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由 Jiri Prchal 提交于
Add support for our "aks-cdu" board based up on Telit's module GE863 Pro3. It has more uarts, leds, another nand partitioning. Signed-off-by: NJiri Prchal <jiri.prchal@aksignal.cz> [nicolas.ferre@atmel.com: correction of the dts file] Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
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由 Fabio Porcedda 提交于
Signed-off-by: NFabio Porcedda <fabio.porcedda@gmail.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
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- 04 7月, 2012 1 次提交
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由 Arnd Bergmann 提交于
MULTI_IRQ_HANDLER and SPARSE_IRQ are now required everywhere because mach/irqs.h and mach/entry-macros.S are gone but the symbols are only selected for AT91SAM9, not for the NOMMU parts. A few files now need to include linux/io.h directly, which used to be included through other headers that have changed. The new at91_aic_irq_priorities variable is only used with CONFIG_OF enabled and should not be visible otherwise. Signed-off-by: NArnd Bergmann <arnd@arndb.de> Acked-by: NLudovic Desroches <ludovic.desroches@atmel.com> Acked-by: NNicolas Ferre <nicolas.ferre@atmel.com>
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- 03 7月, 2012 1 次提交
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由 Ludovic Desroches 提交于
Since atmel-mci driver supports all atmel mci versions, use it instead of the deprecated at91_mci driver. Platform data and all related configuration are removed. Signed-off-by: NLudovic Desroches <ludovic.desroches@atmel.com> [nicolas.ferre@atmel.com: remove at91_mci platform data] Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
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- 02 7月, 2012 11 次提交
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由 Paul Bolle 提交于
The single element of the cpu9krea_i2c_devices array (of type struct i2c_board_info) has its "type" member set twice. First to "rtc-ds1307" (through the I2C_BOARD_INFO macro) and then directly to "ds1339". Just set it (once and) directly to "ds1339" instead. Signed-off-by: NPaul Bolle <pebolle@tiscali.nl> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
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由 Ludovic Desroches 提交于
The number of lines of AIC5 has increased from 32 to 128. Due to this increase, a source select register has been introduced for the interrupt line selection. Moreover, register mapping has been changed. For that reasons, we need some dedicated callbacks for AIC5. Power management is also concerned by these changes. On suspend, we can't get the whole interrupt mask register as before, we have to read this register 128 times. To reduce this overhead, a snapshot of the whole IMR is maintained. Signed-off-by: NLudovic Desroches <ludovic.desroches@atmel.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
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由 Ludovic Desroches 提交于
mach/irqs only defines FIQ_START which doesn't appear to be used anywhere so remove it. Signed-off-by: NLudovic Desroches <ludovic.desroches@atmel.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
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由 Ludovic Desroches 提交于
Enable sparse irq support for multisoc image. It involves to add the NR_IRQS_LEGACY offset to static SoC irq number definitions since NR_IRQS_LEGACY irq descs are allocated before AIC requests irq descs allocation. Move NR_AIC_IRQS macro to a more appropiate place with the purpose to remove mach/irqs.h later. Signed-off-by: NLudovic Desroches <ludovic.desroches@atmel.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
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由 Ludovic Desroches 提交于
SOC_AT91SAM9 selects MULTI_IRQ_HANDLER in order to let machines specify their own IRQ handler at run time. Signed-off-by: NLudovic Desroches <ludovic.desroches@atmel.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
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由 Ludovic Desroches 提交于
Since irq priorites are managed in DT, static ones are no more required for sam9x5 which only has DT support. Signed-off-by: NLudovic Desroches <ludovic.desroches@atmel.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
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由 Ludovic Desroches 提交于
Add a third cell to define irq priority. Signed-off-by: NLudovic Desroches <ludovic.desroches@atmel.com> Reviewed-by: NRob Herring <rob.herring@calxeda.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
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Signed-off-by: NJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
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由 Ludovic Desroches 提交于
The Advanced Interrupt Controller allows us to use the fast EOI handler type. It lets us remove the Atmel specific workaround into arch/arm/kernel/irq.c used to indicate to the AIC the end of the interrupt treatment. Signed-off-by: NLudovic Desroches <ludovic.desroches@atmel.com> Signed-off-by: NWill Deacon <will.deacon@arm.com>
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由 Ludovic Desroches 提交于
Fix at91_aic_write macro to avoid potential issues. Signed-off-by: NLudovic Desroches <ludovic.desroches@atmel.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
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由 Paul Bolle 提交于
Commit 82c583e3 ("AT91RM9200 hardware headers") introduced arch/arm/mach-at91/include/mach/at91_spi.h and arch/arm/mach-at91/include/mach/at91_ssc.h. (These files were called at91rm9200_spi.h and at91rm9200_ssc.h then.) That commit was added in the v2.6.18 development cycle. Nothing includes them now and nothing uses the named constants they provide. (There's no way these named constants could be used unless these files were included somehow.) It actually seems these two headers have never been used since they were added to the tree. They can safely be removed. Signed-off-by: NPaul Bolle <pebolle@tiscali.nl> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
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