- 19 4月, 2013 10 次提交
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由 Arnd Bergmann 提交于
These patches get us closer to adding multiplatform support on the Exynos platform, they are part of a longer series of patches. This would get all the simple stuff out of the way, and I don't think there is a big risk of introducing regressions with these. A lot of the other patches have already been merged into subsystem trees. After this series in in arm-soc, what is left comes down to * The ASoC conversion to dmaengine won't make it unless someone who knows that code better steps up to do it right away. This means that we won't have audio in a 3.10 multiplatform kernel on Exynos, but it will still work for users that don't enable multiplatform. * The irqchip (combiner), clk and clksource patches are all based on top of other changesets we pulled in from your trees, so I would not make them part of the next/multiplatform branch. We can apply them on top of the next/drivers branch once they are tested successfully. * A trivial patch is needed in the end to actually make CONFIG_ARCH_EXYNOS visible in multiplatform configurations. We will do that as a separate patch once everything else is there. Signed-off-by: NArnd Bergmann <arnd@arndb.de>
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由 Arnd Bergmann 提交于
This makes it possible to enable the exynos platform as part of a multiplatform kernel, in addition to keeping the single-platform exynos support. The multiplatform variant has a number of limitations at the moment: * It only supports DT-enabled machines. This is not a problem in the long run, as non-DT machines for exynos are going away. The main problem here is that the gpio code and the exynos_eint irqchip are not multiplatform capable but still required for ATAGS based boot. * The watchdog driver is still missing a conversion. * sparsemem and memory_holes are currently not supported in multiplatform. The the multiplatform aware ARCH_EXYNOS Kconfig symbol is disabled for now, as dependent patches are still pending in other subsystem trees. We will enable it once everything comes together. Signed-off-by: NArnd Bergmann <arnd@arndb.de>
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由 Arnd Bergmann 提交于
Nothing outside of the rtc driver includes plat/regs-rtc.h, so we can simply move the file into the same directory, which allows us to build the file as platform-independent code. Signed-off-by: NArnd Bergmann <arnd@arndb.de> Cc: rtc-linux@googlegroups.com Cc: Alessandro Zummo <a.zummo@towertech.it>
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由 Arnd Bergmann 提交于
Nothing uses the NAND register definitions other than the actual driver, so we can move the header file into the same local directory, which lets us build it in a multiplatform configuration. Signed-off-by: NArnd Bergmann <arnd@arndb.de> Acked-by: NKyungmin Park <kyungmin.park@samsung.com> Cc: linux-mtd@lists.infradead.org Cc: David Woodhouse <dwmw2@infradead.org>
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由 Arnd Bergmann 提交于
In multiplatform configurations, we cannot include headers provided by only the exynos platform. Fortunately a number of drivers that include those headers do not actually need them, so we can just remove the inclusions. Signed-off-by: NArnd Bergmann <arnd@arndb.de> Acked-by: NEduardo Valentin <eduardo.valentin@ti.com> Cc: Zhang Rui <rui.zhang@intel.com>
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由 Arnd Bergmann 提交于
plat/regs-sdhci.h is not used anywhere but in the sdhci-s3c driver, so it can become a local file there and all other inclusions removed. plat/sdhci.h is used only to define the platform devices, and with the exception of the platform_data structure not needed by the driver, so we can split out the platform_data definition instead and leave the rest to platform code. Signed-off-by: NArnd Bergmann <arnd@arndb.de> Acked-by: NChris Ball <cjb@laptop.org>
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由 Arnd Bergmann 提交于
For a DT-only build we don't want to compile devs.c, but we do need the mfc device, which is also referenced by the DT based platforms, so move it all into one place. Signed-off-by: NArnd Bergmann <arnd@arndb.de>
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由 Arnd Bergmann 提交于
The move is necessary to support early debug output on exynos with multiplatform configurations. This implies also moving the plat/debug-macro.S file, but we are leaving the remaining users of that file in place, to avoid adding large numbers of extra configuration options to Kconfig.debug Signed-off-by: NArnd Bergmann <arnd@arndb.de>
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由 Arnd Bergmann 提交于
When we enable CONFIG_SPARSE_IRQ, we have to set the value of NR_IRQS in the machine_desc for legacy IRQ domains, and any file referring to the number of interrupts or a specific number must include the mach/irqs.h header file explicitly. Signed-off-by: NArnd Bergmann <arnd@arndb.de>
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由 Arnd Bergmann 提交于
As a preparation for multiplatform support, this introduces a new Kconfig symbol to split the ATAGS based EXYNOS platforms from the DT based ones. Turning off CONFIG_EXYNOS_ATAGS disables all platforms that are not yet converted to DT, and we can have code that relies on DT checking for this symbol being disabled. Signed-off-by: NArnd Bergmann <arnd@arndb.de>
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- 10 4月, 2013 2 次提交
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由 Arnd Bergmann 提交于
The tegra assembly files are written for ARMv7 and are not compatible with ARMv6, which leads to build warnings when compiling a dual ARMv6/v7 kernel. Since this code is only ever run on Tegra ARMv7 hardware, we can tell the assembler which architecture level to use. Signed-off-by: NArnd Bergmann <arnd@arndb.de>
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由 Stephen Boyd 提交于
The TWD and SCU configs are selected by default as long as MSM_SCORPIONMP is false and/or MCT is false. Implementing the logic this way certainly saves lines in the Kconfig but it precludes those machines which select MSM_SCORPIONMP or MCT from participating in the single zImage effort because when those machines are combined with other SMP capable machines the TWD and SCU are no longer selected by default. Push the select out to the machine entries so that we can compile these machines together and still select the appropriate configs. Cc: Barry Song <baohua.song@csr.com> Acked-by: NDavid Brown <davidb@codeaurora.org> Cc: Kukjin Kim <kgene.kim@samsung.com> Cc: Linus Walleij <linus.walleij@linaro.org> Acked-by: NPawel Moll <pawel.moll@arm.com> Cc: Rob Herring <rob.herring@calxeda.com> Cc: Russell King <linux@arm.linux.org.uk> Acked-by: NSantosh Shilimkar <santosh.shilimkar@ti.com> Cc: Sascha Hauer <kernel@pengutronix.de> Cc: Shiraz Hashim <shiraz.hashim@st.com> Acked-by: NSimon Horman <horms@verge.net.au> Cc: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com> Cc: Stephen Warren <swarren@wwwdotorg.org> Cc: Tony Lindgren <tony@atomide.com> Acked-by: NViresh Kumar <viresh.linux@gmail.com> Signed-off-by: NStephen Boyd <sboyd@codeaurora.org> Signed-off-by: NArnd Bergmann <arnd@arndb.de>
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- 09 4月, 2013 7 次提交
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由 Arnd Bergmann 提交于
Merge tag 'tegra-for-3.10-multiplatform' of git://git.kernel.org/pub/scm/linux/kernel/git/swarren/linux-tegra into next/multiplatform From Stephen Warren <swarren@wwwdotorg.org>: ARM: tegra: multi-platform conversion This branch converts Tegra to support multi-platform/single-zImage. One header is made accessible to drivers. The earlyprintk implementation is moved to the multi-platform location. Some Kconfig changes are made to enable multi-platform. Some dead files are deleted. The APIs exposed in the now-global tegra-powergate.h should be replaced with standard reset and power domain APIs in the future. This branch is based on (part of) the previous soc pull request. * tag 'tegra-for-3.10-multiplatform' of git://git.kernel.org/pub/scm/linux/kernel/git/swarren/linux-tegra: ARM: tegra: convert to multi-platform ARM: tegra: move <mach/powergate.h> to <linux/tegra-powergate.h> Signed-off-by: NArnd Bergmann <arnd@arndb.de>
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由 Arnd Bergmann 提交于
This is a dependency for the tegra multiplatform series. Conflicts: drivers/clocksource/tegra20_timer.c Signed-off-by: NArnd Bergmann <arnd@arndb.de>
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由 Arnd Bergmann 提交于
Merge tag 'mxs-multiplatform-3.10' of git://git.linaro.org/people/shawnguo/linux-2.6 into next/multiplatform From Shawn Guo <shawn.guo@linaro.org>: The mxs multiplatform support for 3.10: * It enables the multiplatform build for mach-mxs platform. * tag 'mxs-multiplatform-3.10' of git://git.linaro.org/people/shawnguo/linux-2.6: ARM: mxs: enable multiplatform build ARM: mxs: rename debug-macro.S for multiplatform build ARM: mxs: call mxs_pm_init() as a machine_desc hook Conflicts: arch/arm/Kconfig.debug Signed-off-by: NArnd Bergmann <arnd@arndb.de>
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由 Arnd Bergmann 提交于
This is a dependency for mxs/multiplatform Signed-off-by: NArnd Bergmann <arnd@arndb.de> Conflicts: drivers/clocksource/Makefile
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由 Arnd Bergmann 提交于
Merge tag 'ux500-multiplatform-asoc' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson into next/multiplatform From Linus Walleij <linus.walleij@linaro.org>: Ux500 multiplatform support. This tag builds upon the MFD-specific base tag "ux500-multiplatform-mfd". This removes all <mach/*> dependencies and makes the ux500 fully multi-platform. * tag 'ux500-multiplatform-asoc' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson: ARM: ux500: build hotplug.o for ARMv7-a ARM: ux500: move to multiplatform ARM: ux500: make remaining headers local ARM: ux500: make irqs.h local to platform ARM: ux500: get rid of <mach/[hardware|db8500-regs].h> staging: ste_rmi4: kill platform_data hack ARM: ux500: move mach/msp.h to <linux/platform_data/*> clk: ux500: pass clock base adresses in init call ARM: ux500: make debug macro stand-alone ARM: ux500: move debugmacro to debug includes ARM: ux500: split out prcmu initialization mfd: db8500-prcmu: drop unused includes ARM: ux500: move PM-related PRCMU functions to machine mfd: db8500-prcmu: get base address from resource mfd: prcmu: pass a base and size with the early initcall Conflicts: arch/arm/Kconfig Signed-off-by: NArnd Bergmann <arnd@arndb.de>
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由 Arnd Bergmann 提交于
Linux 3.9-rc3 Conflicts: arch/arm/Kconfig arch/arm/mach-spear/spear3xx.c arch/arm/plat-spear/Kconfig This is a dependency for ux500/multiplatform Signed-off-by: NArnd Bergmann <arnd@arndb.de>
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由 Arnd Bergmann 提交于
Merge tag 'bcm2835-for-3.10-multiplatform' of git://git.kernel.org/pub/scm/linux/kernel/git/swarren/linux-rpi into next/multiplatform From Stephen Warren <swarren@wwwdotorg.org>: ARM: bcm2835: convert to multi-platform This branch (patch) converts BCM2835 to support being built into a multi-platform single zImage. This mostly entails a few small Kconfig tweaks, move the earlyprintk implementation to the standard multi- platform location, and deleting some unnecessary files. * tag 'bcm2835-for-3.10-multiplatform' of git://git.kernel.org/pub/scm/linux/kernel/git/swarren/linux-rpi: ARM: bcm2835: convert to multi-platform Conflicts: arch/arm/Kconfig arch/arm/Kconfig.debug Signed-off-by: NArnd Bergmann <arnd@arndb.de>
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- 08 4月, 2013 15 次提交
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由 Arnd Bergmann 提交于
If we try to build this file in a multiplatform configuration with ARMv6 enabled, gas complains about the dsb operation being undefined. Adding -march=armv7-a is safe because that code is only ever run on ux500, which is Cortex-A9. Signed-off-by: NArnd Bergmann <arnd@arndb.de> Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
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由 Arnd Bergmann 提交于
Nothing is holding us up any more, and we can make ux500 coexist with the rest of the platforms. The timex.h and uncompress.h headers are no longer needed now. Signed-off-by: NArnd Bergmann <arnd@arndb.de> Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
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由 Arnd Bergmann 提交于
mach/setup.h and mach/devices.h are only needed from inside of mach-ux500 now, so we can simply move them out of the include/mach directory. Signed-off-by: NArnd Bergmann <arnd@arndb.de> Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
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由 Arnd Bergmann 提交于
With the PRCMU out of the way, nothing outside of mach-ux500 uses mach/irqs.h any more, so we can make it a local header file, including the two sub-headers. Signed-off-by: NArnd Bergmann <arnd@arndb.de> Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
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由 Linus Walleij 提交于
This removes <mach/hardware.h> and <mach/db8500-regs.h> from the Ux500, merging them into the local include "db8500-regs.h" in mach-ux500. There is some impact outside the ux500 machine, but most of it is dealt with in earlier patches. Contains portions of a clean-up patch from Arnd Bergmann. Cc: Samuel Ortiz <sameo@linux.intel.com> Cc: Ulf Hansson <ulf.hansson@linaro.org> Acked-by: NMike Turquette <mturquette@linaro.org> Signed-off-by: NArnd Bergmann <arnd@arndb.de> Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
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由 Arnd Bergmann 提交于
There is only one instance of the platform data for synaptics_i2c_rmi4 in the mainline kernel, so there is no point of pretending its variable here. The only member that has a dependency on the platform is actually the interrupt number, and there is a field in the i2c_client structure that gets initialized from the board info, so we can trivially move the board_into into the platform without knowledge of the platform_data structure. Signed-off-by: NArnd Bergmann <arnd@arndb.de> Acked-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
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由 Arnd Bergmann 提交于
This header file only contains platform data structure definitions, so it's straightforward to move. Signed-off-by: NArnd Bergmann <arnd@arndb.de> [Delete one include rather than move it] Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
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由 Linus Walleij 提交于
The ux500 clock driver was including <mach/db8500-regs.h> which will not work when building for multiplatform support since <mach/*> is going away. Pass the base adresses in the init call instead. Cc: Ulf Hansson <ulf.hansson@linaro.org> Cc: Mike Turquette <mturquette@linaro.org> Acked-by: NArnd Bergmann <arnd@arndb.de> Acked-by: NUlf Hansson <ulf.hansson@linaro.org> Acked-by: NMike Turquette <mturquette@linaro.org> Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
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由 Linus Walleij 提交于
This pushes the knowledge of physical addresses down into the debug macro so we can get rid of the <mach/hardware.h> dependency. Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
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由 Linus Walleij 提交于
This moves the Ux500 debug macro to the debug headers to make way for multiplatform support. Acked-by: NArnd Bergmann <arnd@arndb.de> Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
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由 Arnd Bergmann 提交于
This untangles the final bits of the prcmu code from the platform code: * The IRQ_PRCMU_* definitions move from irqs-db8500.h into prcmu.c because they are only of local significance. * u8500_thsens_device goes into the prcmu, because it uses a PRCMU IRQ that the platform does not see. * IRQ_DB8500_AB8500 and IRQ_PRCMU_BASE go into the platform data because the PRCMU does not see it. Acked-by: NSamuel Ortiz <sameo@linux.intel.com> Signed-off-by: NArnd Bergmann <arnd@arndb.de> [Fixed a oneliner bug] Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
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由 Linus Walleij 提交于
These two <mach/*> includes are no longer used in the PRCMU driver, so drop them. Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
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由 Linus Walleij 提交于
We are trying to decompose and decentralize the code in the DB8500 PRCMU out into subdrivers. The code moved in this patch concerns a group of functions used for decoupling and recoupling the IRQs from the GIC. During sleep and idle the Ux500 system will transfer all IRQ handling to the PRCMU using these functions. Basically we are left with the two alternatives of code placement as: - arch/arm/mach-ux500/pm.c - this because the code is closely related to the GIC, and takes ownership of some of the registers from the PRCMU related to this PM functionality. - drivers/mfd/db8500-prcmu-pm.c - because the code is affecting stuff in the PRCMU register range. But then this code needs to remap and handle GIC registers. This patch implementation is taking the first approach. Currently the cpuidle driver is the only piece of code using this set of functions, but it will later also be used by the suspend/resume code which is currently under review. The header file is moved to: <linux/platform_data/arm-ux500-pm.h> The function prototypes need to be placed in a globally visible header since the CPUidle code is planned to move out to drivers/cpuidle. Acked-by: NSamuel Ortiz <sameo@linux.intel.com> Acked-by: NRickard Andersson <rickard.andersson@stericsson.com> Acked-by: NDaniel Lezcano <daniel.lezcano@linaro.org> Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
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由 Linus Walleij 提交于
We cannot use a global variable stored in <mach/hardware.h> to find the base address of the PRCMU. The real resource is already there from the board, so use this to look up the base address instead. Currently the patch is kept minimal so as not to interfere with other work being done on refactoring this driver, but at a later point the defines using (prcmu_base + 0xnnn) need to be replaced by pure offset defined for (0xnnn) and the base inlined with the readl()/writel() and similar codepaths. Acked-by: NSamuel Ortiz <sameo@linux.intel.com> Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
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由 Linus Walleij 提交于
This patch will make an early remapping of the PRCMU, to be used when setting up the clocks, that will call down into parts of the PRCMU driver before it is probed. Going forward this will be removed like this: - The mailbox subsystem need to be merged. http://marc.info/?l=linux-kernel&m=136314559201983&w=2 - At this point the PRCMU clock code can be moved over to the ux500 clock driver in drivers/clk/ux500/* and maintained there in a decentralized manner. - This early initcall and PRCMU base parameters become part of the ux500_clk_init() call instead. Cc: Suman Anna <s-anna@ti.com> Cc: Loic Pallardy <loic.pallardy@st.com> Acked-by: NSamuel Ortiz <sameo@linux.intel.com> Acked-by: NArnd Bergmann <arnd@arndb.de> Acked-by: NUlf Hansson <ulf.hansson@linaro.org> Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
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- 05 4月, 2013 1 次提交
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由 Wei Yongjun 提交于
Remove duplicated include. Signed-off-by: NWei Yongjun <yongjun_wei@trendmicro.com.cn> Signed-off-by: NStephen Warren <swarren@nvidia.com>
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- 04 4月, 2013 5 次提交
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由 Shawn Guo 提交于
Remove files that are not needed by multiplatform build, and make necessary changes on Kconfig to enable multiplatform build. Signed-off-by: NShawn Guo <shawn.guo@linaro.org>
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由 Shawn Guo 提交于
Rename arch/arm/mach-mxs/include/mach/debug-macro.S to arch/arm/include/debug/mxs.S for multiplatform build. Signed-off-by: NShawn Guo <shawn.guo@linaro.org>
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由 Shawn Guo 提交于
The device_initcall is not a friend of multiplatform build. Call mxs_pm_init() as a machine_desc hook instead of device_initcall. Signed-off-by: NShawn Guo <shawn.guo@linaro.org>
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由 Joseph Lo 提交于
After the patch series for system suspending support, tegra_idle_lp2_last() no longer uses its parameters cpu_on_time or cpu_off_time, so remove them. Signed-off-by: NJoseph Lo <josephl@nvidia.com> Signed-off-by: NStephen Warren <swarren@nvidia.com>
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由 Joseph Lo 提交于
Adding suspend to RAM support for Tegra platform. There are three suspend mode for Tegra. The difference were below. * LP2: CPU voltage off * LP1: CPU voltage off, DRAM in self-refresh * LP0: CPU + Core voltage off, DRAM in self-refresh After this patch, the LP2 suspend mode will be supported. Signed-off-by: NJoseph Lo <josephl@nvidia.com> Signed-off-by: NStephen Warren <swarren@nvidia.com>
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