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2017-11-02License cleanup: add SPDX GPL-2.0 license identifier to files with no licenseGreg Kroah-Hartman
Many source files in the tree are missing licensing information, which makes it harder for compliance tools to determine the correct license. By default all files without license information are under the default license of the kernel, which is GPL version 2. Update the files which contain no license information with the 'GPL-2.0' SPDX license identifier. The SPDX identifier is a legally binding shorthand, which can be used instead of the full boiler plate text. This patch is based on work done by Thomas Gleixner and Kate Stewart and Philippe Ombredanne. How this work was done: Patches were generated and checked against linux-4.14-rc6 for a subset of the use cases: - file had no licensing information it it. - file was a */uapi/* one with no licensing information in it, - file was a */uapi/* one with existing licensing information, Further patches will be generated in subsequent months to fix up cases where non-standard license headers were used, and references to license had to be inferred by heuristics based on keywords. The analysis to determine which SPDX License Identifier to be applied to a file was done in a spreadsheet of side by side results from of the output of two independent scanners (ScanCode & Windriver) producing SPDX tag:value files created by Philippe Ombredanne. Philippe prepared the base worksheet, and did an initial spot review of a few 1000 files. The 4.13 kernel was the starting point of the analysis with 60,537 files assessed. Kate Stewart did a file by file comparison of the scanner results in the spreadsheet to determine which SPDX license identifier(s) to be applied to the file. She confirmed any determination that was not immediately clear with lawyers working with the Linux Foundation. Criteria used to select files for SPDX license identifier tagging was: - Files considered eligible had to be source code files. - Make and config files were included as candidates if they contained >5 lines of source - File already had some variant of a license header in it (even if <5 lines). All documentation files were explicitly excluded. The following heuristics were used to determine which SPDX license identifiers to apply. - when both scanners couldn't find any license traces, file was considered to have no license information in it, and the top level COPYING file license applied. For non */uapi/* files that summary was: SPDX license identifier # files ---------------------------------------------------|------- GPL-2.0 11139 and resulted in the first patch in this series. If that file was a */uapi/* path one, it was "GPL-2.0 WITH Linux-syscall-note" otherwise it was "GPL-2.0". Results of that was: SPDX license identifier # files ---------------------------------------------------|------- GPL-2.0 WITH Linux-syscall-note 930 and resulted in the second patch in this series. - if a file had some form of licensing information in it, and was one of the */uapi/* ones, it was denoted with the Linux-syscall-note if any GPL family license was found in the file or had no licensing in it (per prior point). Results summary: SPDX license identifier # files ---------------------------------------------------|------ GPL-2.0 WITH Linux-syscall-note 270 GPL-2.0+ WITH Linux-syscall-note 169 ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) 21 ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) 17 LGPL-2.1+ WITH Linux-syscall-note 15 GPL-1.0+ WITH Linux-syscall-note 14 ((GPL-2.0+ WITH Linux-syscall-note) OR BSD-3-Clause) 5 LGPL-2.0+ WITH Linux-syscall-note 4 LGPL-2.1 WITH Linux-syscall-note 3 ((GPL-2.0 WITH Linux-syscall-note) OR MIT) 3 ((GPL-2.0 WITH Linux-syscall-note) AND MIT) 1 and that resulted in the third patch in this series. - when the two scanners agreed on the detected license(s), that became the concluded license(s). - when there was disagreement between the two scanners (one detected a license but the other didn't, or they both detected different licenses) a manual inspection of the file occurred. - In most cases a manual inspection of the information in the file resulted in a clear resolution of the license that should apply (and which scanner probably needed to revisit its heuristics). - When it was not immediately clear, the license identifier was confirmed with lawyers working with the Linux Foundation. - If there was any question as to the appropriate license identifier, the file was flagged for further research and to be revisited later in time. In total, over 70 hours of logged manual review was done on the spreadsheet to determine the SPDX license identifiers to apply to the source files by Kate, Philippe, Thomas and, in some cases, confirmation by lawyers working with the Linux Foundation. Kate also obtained a third independent scan of the 4.13 code base from FOSSology, and compared selected files where the other two scanners disagreed against that SPDX file, to see if there was new insights. The Windriver scanner is based on an older version of FOSSology in part, so they are related. Thomas did random spot checks in about 500 files from the spreadsheets for the uapi headers and agreed with SPDX license identifier in the files he inspected. For the non-uapi files Thomas did random spot checks in about 15000 files. In initial set of patches against 4.14-rc6, 3 files were found to have copy/paste license identifier errors, and have been fixed to reflect the correct identifier. Additionally Philippe spent 10 hours this week doing a detailed manual inspection and review of the 12,461 patched files from the initial patch version early this week with: - a full scancode scan run, collecting the matched texts, detected license ids and scores - reviewing anything where there was a license detected (about 500+ files) to ensure that the applied SPDX license was correct - reviewing anything where there was no detection but the patch license was not GPL-2.0 WITH Linux-syscall-note to ensure that the applied SPDX license was correct This produced a worksheet with 20 files needing minor correction. This worksheet was then exported into 3 different .csv files for the different types of files to be modified. These .csv files were then reviewed by Greg. Thomas wrote a script to parse the csv files and add the proper SPDX tag to the file, in the format that the file expected. This script was further refined by Greg based on the output to detect more types of files automatically and to distinguish between header and source .c files (which need different comment types.) Finally Greg ran the script using the .csv files to generate the patches. Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Philippe Ombredanne <pombredanne@nexb.com> Reviewed-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-07-11ARM: tegra: Remove commas from unit addresses on Tegra124Marcel Ziswiler
Remove commas from unit addresses as suggested by Rob Herring upon me posting initial Apalis TK1 support: http://article.gmane.org/gmane.linux.ports.tegra/26608 Please keep the remaining 0, notation on the GPU node in place as a former mainline U-Boot version was looking for that particular notation in order to perform required fix-ups on it. Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com> Acked-by: Stephen Warren <swarren@nvidia.com> Tested-by: Alexandre Courbot <acourbot@nvidia.com> Signed-off-by: Thierry Reding <treding@nvidia.com>
2016-05-24Merge tag 'armsoc-late' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc Pull ARM SoC late DT updates from Arnd Bergmann: "This is a collection of a few late fixes and other misc stuff that had dependencies on things being merged from other trees. The Renesas R-Car power domain handling, and the Nvidia Tegra USB support both hand notable changes that required changing the DT binding in a way that only provides compatibility with old DT blobs on new kernels but not vice versa. As a consequence, the DT changes are based on top of the driver changes and are now in this branch. For NXP i.MX and Samsung Exynos, the changes in here depend on other changes that got merged through the clk maintainer tree" * tag 'armsoc-late' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (35 commits) ARM: dts: exynos: Add support of Bus frequency using VDD_INT for exynos5422-odroidxu3 ARM: dts: exynos: Add bus nodes using VDD_INT for Exynos542x SoC ARM: dts: exynos: Add NoC Probe dt node for Exynos542x SoC ARM: dts: exynos: Add support of bus frequency for exynos4412-trats/odroidu3 ARM: dts: exynos: Expand the voltage range of buck1/3 regulator for exynos4412-odroidu3 ARM: dts: exynos: Add support of bus frequency using VDD_INT for exynos3250-rinato ARM: dts: exynos: Add exynos4412-ppmu-common dtsi to delete duplicate PPMU nodes ARM: dts: exynos: Add bus nodes using VDD_MIF for Exynos4210 ARM: dts: exynos: Add bus nodes using VDD_INT for Exynos4x12 ARM: dts: exynos: Add bus nodes using VDD_MIF for Exynos4x12 ARM: dts: exynos: Add bus nodes using VDD_INT for Exynos3250 ARM: dts: exynos: Add DMC bus frequency for exynos3250-rinato/monk ARM: dts: exynos: Add DMC bus node for Exynos3250 ARM: tegra: Enable XUSB on Nyan ARM: tegra: Enable XUSB on Jetson TK1 ARM: tegra: Enable XUSB on Venice2 ARM: tegra: Add Tegra124 XUSB controller ARM: tegra: Move Tegra124 to the new XUSB pad controller binding ARM: dts: r8a7794: Use SYSC "always-on" PM Domain ARM: dts: r8a7793: Use SYSC "always-on" PM Domain ...
2016-04-29ARM: tegra: Enable XUSB on Venice2Thierry Reding
Add XUSB pad controller and XUSB controller device tree nodes and enable them with a configuration for the Venice2 board. Signed-off-by: Thierry Reding <treding@nvidia.com>
2016-04-12ARM: tegra: Add stdout-path for various boardsJon Hunter
For Tegra boards, the device-tree alias serial0 is used for the console and so add the stdout-path information so that the console no longer needs to be passed via the kernel boot parameters. This has been tested on boards, tegra20-trimslice, tegra30-beaver, tegra114-dalmore and tegra124-jetson-tk1. Signed-off-by: Jon Hunter <jonathanh@nvidia.com> Acked-by: Stefan Agner <stefan@agner.ch> Signed-off-by: Thierry Reding <treding@nvidia.com>
2016-04-12ARM: tegra: Replace legacy *,wakeup property with wakeup-sourceSudeep Holla
Though the keyboard and other driver will continue to support the legacy "gpio-key,wakeup", "nvidia,wakeup-source" boolean property to enable the wakeup source, "wakeup-source" is the new standard binding. This patch replaces all the legacy wakeup properties with the unified "wakeup-source" property in order to avoid any further copy-paste duplication. Cc: Stephen Warren <swarren@wwwdotorg.org> Cc: Thierry Reding <thierry.reding@gmail.com> Cc: Alexandre Courbot <gnurou@gmail.com> Cc: linux-tegra@vger.kernel.org Signed-off-by: Sudeep Holla <sudeep.holla@arm.com> Signed-off-by: Thierry Reding <treding@nvidia.com>
2015-08-21ARM: tegra: venice2: Add GK20A GPU DT nodeThierry Reding
Add the device-tree node for the GK20A GPU and leave it disabled. It is the responsibility of the bootloader to enable it if the VPR registers have been programmed such that the GPU can operate. Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
2015-05-05ARM: tegra: venice2: Set min-/max-microvolt for VDD_LED supplyThierry Reding
The VDD_LED supply's output is a fixed 3.3 V. Record that in the min- and max-microvolt properties. Signed-off-by: Thierry Reding <treding@nvidia.com>
2015-05-05ARM: tegra: venice2: Mark eMMC as non-removableThierry Reding
eMMC is soldered on to the board, and as such isn't removable. Mark it as non-removable so that operating systems can treat it appropriately. Signed-off-by: Thierry Reding <treding@nvidia.com>
2014-11-13ARM: dts: tegra: move serial aliases to per-boardOlof Johansson
There are general changes pending to make the /aliases/serial* entries number the serial ports on the system. On Tegra, so far the ports have been just numbered dynamically as they are configured so that makes them change. To avoid this, add specific aliases per board to keep the old numbers. This allows us to change the numbering by default on future SoCs while keeping the numbering on existing boards. Signed-off-by: Olof Johansson <olof@lixom.net> Signed-off-by: Thierry Reding <treding@nvidia.com>
2014-09-05ARM: tegra: rely on bootloader pinmux programming on Tegra124Stephen Warren
The defined mechanism for programming the Tegra pinmux is to perform all of the following at once in order, before using any I/O controller that is affected by the pinmux: - Set the CLAMP_INPUTS_WHEN_TRISTATED PMC register bit. - Set up any GPIO pins to their "initial" state. - Program all pinmux settings in one go. Other methods such as: - Not setting CLAMP_INPUTS_WHEN_TRISTATED. - Not setting GPIOs to their "initial" state before programming the pinmux settings of the related pin, in particular the mux function. - Not programming the entire pinmux at once, in order to avoid possible conflicting settings. ... are not qualified or supported by NVIDIA ASIC/syseng. They could cause glitches or undesired output levels on some pins, or controller malfunction. While we've been getting away with doing something different on many Tegra boards without issue, I believe we've just been getting lucky. I'd like to switch all Tegra124 systems to the correct scheme now so they provide the right example to follow, and require that any new boards we support upstream work in the same fashion. While it would be nice to update boards containing older SoCs for consistency, I don't anticipate doing so. It's too much churn to change at this time. At least with all Tegra124 boards converted, the most recent boards provide the correct example. Since the bootloader needs to reprogram the pinmux to access certain peripherals, it must program the entire pinmux due to the supported rules above. As such, there is no need to program any part of the pinmux from the kernel, unless dynamic pinmuxing is used. Given this, we couuld simply remove the pinmux "default" state from the DT entirely. However, some bootloaders parse the DT to perform their initial pinmux setup, so it's useful to keep the pinmux data in DT. To allow this while avoiding redundant work in the kernel, rename the "default" state to "boot". The kernel won't apply this, but bootloaders can still look for this state name and apply it. Note however that the DT provides zero information about the required initial GPIO setup, so bootloaders using this approach are not likely to operate correctly without an additional GPIO initialization table somewhere. Previous discussions on the DT mailing list have rejected adding such a table to DT... The following U-Boot commits fully initialize the pinmux: Jetson TK1: 4ff213b8e478 ARM: tegra: clamp inputs on Jetson TK1 Venice2: 3365479ce78a ARM: tegra: Venice2 pinmux spreadsheet updates Both are part of U-Boot v2014.07 and later. Without those commits, the only fallout I see from this change is that HDMI on Venice2 no longer works. Given the very small user-base of this platform, I feel that requiring a bootloader update is reasonable. Signed-off-by: Stephen Warren <swarren@nvidia.com>
2014-09-05ARM: tegra: Move pwm and dpaux labels to tegra124.dtsiDylan Reid
These labels will be used by other boards in addition to Venice2, move them to tegra124.dtsi so they are defined in a common place. Signed-off-by: Dylan Reid <dgreid@chromium.org> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2014-09-03ARM: tegra: add touchpad to Venice2 DTStephen Warren
Venice2 contains an Atmel MXT touchpad. Add an I2C node for it to DT. The Linux driver doesn't quite work on this platform yet, but adding the DT node causes no issues, and will allow the device to work once the driver is fixed. Signed-off-by: Stephen Warren <swarren@nvidia.com>
2014-07-17ARM: tegra: Fix typoed ams,ext-control propertiesTuomas Tynkkynen
The property for enabling external rail control on the AS3722 is ams,ext-control, not ams,external-control. Since the external rail control property was previously being ignored, LP1 suspend on these boards wasn't actually turning the CPU rail off at all. Signed-off-by: Tuomas Tynkkynen <ttynkkynen@nvidia.com> Signed-off-by: Thierry Reding <treding@nvidia.com>
2014-07-17ARM: tegra: venice2 - Enable HDADylan Reid
Turn on the HDA controller in Venice2, it is used for HDMI audio. Signed-off-by: Dylan Reid <dgreid@chromium.org> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2014-07-17ARM: tegra: Add the EC i2c tunnel to tegra124-venice2Doug Anderson
This adds the EC i2c tunnel (and devices under it) to the tegra124-venice2 device tree. Signed-off-by: Doug Anderson <dianders@chromium.org> Tested-by: Andrew Bresticker <abrestic@chromium.org> Tested-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2014-06-16ARM: tegra: Use the cros-ec-keyboard fragment in venice2Doug Anderson
Signed-off-by: Doug Anderson <dianders@chromium.org> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2014-05-06ARM: tegra: add SD wp-gpios to Venice2 DTStephen Warren
Venice2 can detect write-protect on the SD card. Add the required DT entries to allow this. Signed-off-by: Stephen Warren <swarren@nvidia.com> [swarren: fixed GPIO polarity per Thierry's testing] Tested-by: Thierry Reding <treding@nvidia.com>
2014-04-28ARM: tegra: venice2 - Enable HDMIThierry Reding
Add HDMI +5V, VDD and PLL regulators and enable the DDC I2C controller. Enable the HDMI device, provide the power supplies as well as the DDC adapter and use the standard pin (PN7) for hotplug detection. Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2014-04-16ARM: tegra: fix Venice2 SD card VQMMC supplyAndrew Bresticker
VDDIO_SDMMC3 is the VQMMC (I/O) supply, not the VMMC (core) supply, for the SD slot on Venice2. Signed-off-by: Andrew Bresticker <abrestic@chromium.org> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2014-04-16ARM: tegra: make Venice's +3.3V_RUN regulator always onStephen Warren
This regulator supplies power to pretty much everything on the board, so it doesn't make sense to allow it to turn off. Mark it boot-on and always-on so it doesn't get turned off. Without this, I see issues with the eMMC device; it can't be correctly detected during boot. Signed-off-by: Stephen Warren <swarren@nvidia.com>
2014-04-05Merge tag 'dt-3.15' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds
Pull ARM SoC device tree changes from Arnd Bergmann: "A large part of the arm-soc patches are nowadays DT changes, adding support for new SoCs, boards and devices without changing kernel source. The plan is still to move the devicetree files out of the kernel tree and reduce the amount of churn going on here, but we keep finding reasons to delay doing that. Changes are really all over the place, with little sticking out particularly. We have contributions from a total of 116 people in this branch. Unfortunately, the size of this branch also causes a significant number of conflicts at the moment, typically when subsystem maintainers merge patches that change the driver at the same time as the dts files. In most cases this could be avoided because the dts changes are supposed to be compatible in both ways, and we are asking everyone to send ARM dts changes through our tree only" * tag 'dt-3.15' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (541 commits) dts: stmmac: Document the clocks property in the stmmac base document dts: socfpga: Add DTS entry for adding the stmmac glue layer for stmmac. ARM: STi: stih41x: Add support for the FSM Serial Flash Controller ARM: STi: stih416: Add support for the FSM Serial Flash Controller ARM: tegra: fix Dalmore pinctrl configuration ARM: dts: keystone: use common "ti,keystone" compatible instead of -evm ARM: dts: k2hk-evm: set ubifs partition size for 512M NAND ARM: dts: Build all keystone dt blobs ARM: dts: keystone: Fix control register range for clktsip ARM: dts: keystone: Fix domain register range for clkfftc1 ARM: dts: bcm28155-ap: leave camldo1 on to fix reboot ARM: dts: add bcm590xx pmu support and enable for bcm28155-ap ARM: dts: bcm21664: Add device tree files. ARM: DT: bcm21664: Device tree bindings ARM: efm32: properly namespace i2c location property ARM: efm32: fix unit address part in USART2 device nodes' names ARM: mvebu: Enable NAND controller in Armada 385-DB ARM: mvebu: Add support for NAND controller in Armada 38x SoC ARM: mvebu: Add the Core Divider clock to Armada 38x SoCs ARM: mvebu: Add a 2 GHz fixed-clock on Armada 38x SoCs ...
2014-03-26ARM: tegra: fix board DT pinmux setupStephen Warren
Neither Tegra114 nor Tegra124 allow "low power mode" to be configured on SDIO1 or SDIO3 drive groups. Remove the attempt to configure that option from the Dalmore and Venice2 DTs. The Venice2 DT contained duplicate configurations for most sdmmc1_* pins. Remove the duplicate pins from one of the nodes, and fix the configuration since the remaining clk pin is output-only. Signed-off-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2014-03-05ARM: tegra: use 2 address cells for Tegra124 DTStephen Warren
Tegra124 can support 4GB of RAM. With that much RAM (plus some memory- mapped IO peripherals), more than 32-bits of physical address space is required. Hence, convert all Tegra124 DTs to use 2 DT cells for address space. (I think this was suggested by Olof Johansson, but I'm not 100% sure) Signed-off-by: Stephen Warren <swarren@nvidia.com>
2014-02-28ARM: tegra: Rename as3722 node to pmicThierry Reding
Device tree node name should reflect the kind of device rather than the specific name of the device. Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2014-02-28ARM: tegra: Fix whitespace around '='Thierry Reding
Equal signs should always be preceded and followed by a single space in device tree files. Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2014-02-28ARM: tegra: Enable USB on Venice2Thierry Reding
USB1 and USB3 are routed to two external connectors, while USB2 is used for the integrated webcam. Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2014-02-28ARM: tegra: Enable eDP for Venice2Thierry Reding
Venice2 has a 12.9" (2560x1700) panel connected to the eDP output of the Tegra124. The panel has an EDID to describe the video timings but needs a few extra nodes to get the backlight to come up. Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2014-02-28ARM: tegra: Hook up SDMMC3 power-supply on Venice2Thierry Reding
The SDMMC3 interface is supplied with 1.8V by the PMICs LDO6. Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2014-02-28ARM: tegra: Overhaul Venice2 regulatorsThierry Reding
Some of the regulators and the relationships to other regulators are wrong. This commit attempts to rectify this by making them more similar to what the schematics contain. This starts by adding a +VDD_MUX supply that represents the 12V input and derives the main +3.3V_SYS and +5V_SYS supplies from that. The majority of the other regulators derive from one of those three. While at it, rename the regulators to match the names in the schematics to make them easier to match up. Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2014-02-25ARM: tegra: Combine VBUS enable pins into one nodeThierry Reding
Both USB_VBUS_EN0 and USB_VBUS_EN1 are configured the same way, so they can be combined into a single node. While at it, don't configure them as pull-up since they already have external pull-ups. Also U-Boot doesn't configure them as pull-up either. Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2014-02-19ARM: tegra: add SPI flash to Venice2 DTStephen Warren
Venice2 contains an SPI Flash chip, which contains the bootloader. Add this to the DT, so the kernel can access it. Signed-off-by: Stephen Warren <swarren@nvidia.com>
2014-02-05ARM: tegra: add system-power-controller property for PMIC nodeLaxman Dewangan
Add system-power-controller property to system PMIC, ams AS3722, node to enable power off functionality through PMIC. Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-12-20ARM: tegra: Enable power key on Venice2Thierry Reding
Contrary to the rest of the keyboard, which is connected to the ChromeOS embedded controller, the power key is hooked up to a GPIO. Add a device tree node to handle it. Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-12-20ARM: tegra: Enable Venice2 keyboardThierry Reding
The keyboard on Venice2 is attached to the ChromeOS embedded controller. Add the corresponding device tree nodes and use the MATRIX_KEY define to encode keycodes. Signed-off-by: Rhyland Klein <rklein@nvidia.com> Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-12-19ARM: tegra: set up /aliases for RTCs on Venice2Stephen Warren
This ensures that the PMIC RTC provides the system time, rather than the on-SoC RTC, which is not battery-backed. Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-12-19ARM: tegra: add ams AS3722 device to Venice2 DTLaxman Dewangan
Add ams AS3722 entry for gpio/pincontrol and regulators to venice2 DT. Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-12-19ARM: tegra: fix missing pincontrol configuration for Venice2Laxman Dewangan
Compare the initial population of default pinmux configuration of Venice2 with the chrome branch and add/fix the missing configurations. Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-12-16ARM: tegra: Fix misconfiguration of pin PH2 on Venice2Thierry Reding
This pin needs to be configured in pull-down, non-tristate mode in order for the backlight to work correctly. Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-12-16ARM: tegra: fix pinctrl misconfiguration on Venice2Stephen Warren
Other boards use PULL_NONE for their debug UART pins, and without this change, the board doesn't accept any serial input. Don't set the I2S port pins to tristate mode, or no audio signal will be sent out. Fixes: 605ae5804385 ("ARM: tegra: add default pinctrl nodes for Venice2") Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-12-16ARM: tegra: add default pinctrl nodes for Venice2Laxman Dewangan
Add the default pinmux configuration for the Tegra124 based Venice2 platform. Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-12-16ARM: tegra: Enable PWM on Venice2Thierry Reding
Subsequent patches will need to reference a PWM channel for backlight support, so enable the PWM device and assign a label to it. Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-12-16ARM: tegra: add sound card to Venice2 DTStephen Warren
Venice2 uses the MAX98090 audio CODEC, and supports built-in speakers, and a combo headphones/microphone jack. Add a top-level sound card node to represent this. Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-12-16ARM: tegra: enable I2C controllers on Venice2Stephen Warren
Enable all the I2C controllers that are wired up on Venice2. I don't know the correct I2C bus clock rates, so set them all to a conservative 100KHz for now. Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-12-16ARM: tegra: add MMC controllers to Tegra124 DTStephen Warren
Tegra124 has 4 MMC controllers just like previous versions of the SoC. Note that there are some non-backwards-compatible HW differences, and hence a new DT compatible value must be used to describe the HW. Also enable the relevant controllers in the Venice2 board DT. power-gpios property suggested by Thierry Reding. Signed-off-by: Stephen Warren <swarren@nvidia.com> Reviewed-by: Thierry Reding <treding@nvidia.com> Tested-by: Thierry Reding <treding@nvidia.com>
2013-12-16ARM: tegra: add clock properties for devices of Tegra124Joseph Lo
This patch adds clock properties for devices in the DT for basic support of Tegra124 SoC. Signed-off-by: Joseph Lo <josephl@nvidia.com> [swarren, added missing unit address to "clock" node] Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-10-11ARM: tegra: enable LP1 suspend mode for Venice2Joseph Lo
Enable LP1 suspend mode for Tegra124 Venice2 board. Signed-off-by: Joseph Lo <josephl@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
2013-10-08ARM: tegra: add Venice2 board supportJoseph Lo
Add support for the Tegra124 based Venice2 reference board. Signed-off-by: Joseph Lo <josephl@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>