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2019-01-30ARM: dts: Kill off skeleton{64}.dtsiRob Herring1-1/+1
Remove the usage of skeleton.dtsi in the remaining dts files. It was deprecated since commit 9c0da3cc61f1 ("ARM: dts: explicitly mark skeleton.dtsi as deprecated"). This will make adding a unit-address to memory nodes easier. The main tricky part to removing skeleton.dtsi is we could end up with no /memory node at all when a bootloader depends on one being present. I hacked up dtc to check for this condition. Acked-by: Linus Walleij <linus.walleij@linaro.org> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com> Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Acked-by: Alexandre Belloni <alexandre.belloni@bootlin.com> Acked-by: Neil Armstrong <narmstrong@baylibre.com> Acked-by: Antoine Tenart <antoine.tenart@bootlin.com> Acked-by: Alexandre TORGUE <alexandre.torgue@st.com> Acked-by: Robert Jarzmik <robert.jarzmik@free.fr> Acked-by: Vladimir Zapolskiy <vz@mleia.com> Tested-by: Kevin Hilman <khilman@baylibre.com> Reviewed-by: Kevin Hilman <khilman@baylibre.com> Tested-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Signed-off-by: Rob Herring <robh@kernel.org> Reviewed-by: Gregory CLEMENT <gregory.clement@bootlin.com> Tested-by: Gregory CLEMENT <gregory.clement@bootlin.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2018-07-15ARM: dts: nomadik: Cut FSMC timingsLinus Walleij1-1/+0
After the work done by Thomas Petazzoni, the NAND chip timings can be read out from the chip instead of open coded in the device tree, so let's just remove the timing information. Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Olof Johansson <olof@lixom.net>
2018-01-19ARM: dts: nomadik: add interrupt-parent for clcdArnd Bergmann1-0/+1
The clcd device is lacking an interrupt-parent property, which makes the interrupt unusable and shows up as a warning with the latest dtc version: arch/arm/boot/dts/ste-nomadik-s8815.dtb: Warning (interrupts_property): Missing interrupt-parent for /amba/clcd@10120000 arch/arm/boot/dts/ste-nomadik-nhk15.dtb: Warning (interrupts_property): Missing interrupt-parent for /amba/clcd@10120000 I looked up the old board files and found that this interrupt has the same irqchip as all the other on-chip device, it just needs one extra line. Fixes: 17470b7da11c ("ARM: dts: add the CLCD LCD display to the NHK15") Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Cc: stable@vger.kernel.org Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2017-11-02License cleanup: add SPDX GPL-2.0 license identifier to files with no licenseGreg Kroah-Hartman1-0/+1
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>
2016-09-10ARM: dts: add the CLCD LCD display to the NHK15Linus Walleij1-0/+22
This adds the TPG110 TDO43MTEA2 24-bit RGB LCD panel and sets up the Nomadik device tree to activate the CLCD and connect it to this panel. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-09-10ARM: dts: add PMU to the NHK15 device treeLinus Walleij1-0/+6
The so-called Nomadik Power Mangament Unit is actually a set of some power management registers and some miscellaneous system control stuff like muxing of entire hardware units. Add this as a system controller. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-04-14ARM: dts: nomadik: add DMA engine and some channelsLinus Walleij1-0/+38
This adds the DMA engine to the Nomadik and assigns the UART DMA channels. Both slave DMA for UARTs and the memcpy engine works fine, tested on the Nomadik NHK15. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2016-03-13ARM, ARM64: dts: drop "arm,amba-bus" in favor of "simple-bus"Masahiro Yamada1-1/+1
The compatible string "simple-bus" is well defined in ePAPR, while I see no documentation for the "arm,amba-bus" arnywhere in ePAPR or Documentation/devicetree/. DT is also used by other projects than Linux kernel. It is not a good idea to rely on such an unofficial binding. This commit - replaces "arm,amba-bus" with "simple-bus" - drops "arm,amba-bus" where it is used along with "simple-bus" Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Signed-off-by: Olof Johansson <olof@lixom.net>
2016-02-05ARM: nomadik: fix up SD/MMC DT settingsLinus Walleij1-17/+20
The DTSI file for the Nomadik does not properly specify how the PL180 levelshifter is connected: the Nomadik actually needs all the five st,sig-dir-* flags set to properly control all lines out. Further this board supports full power cycling of the card, and since this variant has no hardware clock gating, it needs a ridiculously low frequency setting to keep up with the ever overflowing FIFO. The pin configuration set-up is a bit of a mystery, because of course these pins are a mix of inputs and outputs. However the reference implementation sets all pins to "output" with unspecified initial value, so let's do that here as well. Cc: stable@vger.kernel.org Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Acked-by: Ulf Hansson <ulf.hansson@linaro.org> Signed-off-by: Olof Johansson <olof@lixom.net>
2016-01-07ARM: nomadik: set latencies to 8 cyclesLinus Walleij1-3/+3
The Nomadik has sporadic crashes because of these latencies, setting them to max makes the platform work nicely, so use this values for now. These latencies were set to 2 since the Nomadik platform was merged, but I suspect they never took effect until the right size and associativity for the cache was specified in the device tree and that is why the crash comes now. Cc: stable@vger.kernel.org Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Olof Johansson <olof@lixom.net>
2015-09-04Merge tag 'pinctrl-v4.3-1' of ↵Linus Torvalds1-1/+7
git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl Pull pin control updates from Linus Walleij: "This is the bulk of pin control changes for the v4.3 development cycle. Like with GPIO it's a lot of stuff. If my subsystems are any sign of the overall tempo of the kernel v4.3 will be a gigantic diff. [ It looks like 4.3 is calmer than 4.2 in most other subsystems, but we'll see - Linus ] Core changes: - It is possible configure groups in debugfs. - Consolidation of chained IRQ handler install/remove replacing all call sites where irq_set_handler_data() and irq_set_chained_handler() were done in succession with a combined call to irq_set_chained_handler_and_data(). This series was created by Thomas Gleixner after the problem was observed by Russell King. - Tglx also made another series of patches switching __irq_set_handler_locked() for irq_set_handler_locked() which is way cleaner. - Tglx also wrote a good bunch of patches to make use of irq_desc_get_xxx() accessors and avoid looking up irq_descs from IRQ numbers. The goal is to get rid of the irq number from the handlers in the IRQ flow which is nice. Driver feature enhancements: - Power management support for the SiRF SoC Atlas 7. - Power down support for the Qualcomm driver. - Intel Cherryview and Baytrail: switch drivers to use raw spinlocks in IRQ handlers to play nice with the realtime patch set. - Rework and new modes handling for Qualcomm SPMI-MPP. - Pinconf power source config for SH PFC. New drivers and subdrivers: - A new driver for Conexant Digicolor CX92755. - A new driver for UniPhier PH1-LD4, PH1-Pro4, PH1-sLD8, PH1-Pro5, ProXtream2 and PH1-LD6b SoC pin control support. - Reverse-egineered the S/PDIF settings for the Allwinner sun4i driver. - Support for Qualcomm Technologies QDF2xxx ARM64 SoCs - A new Freescale i.mx6ul subdriver. Cleanup: - Remove platform data support in a number of SH PFC subdrivers" * tag 'pinctrl-v4.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: (95 commits) pinctrl: at91: fix null pointer dereference pinctrl: mediatek: Implement wake handler and suspend resume pinctrl: mediatek: Fix multiple registration issue. pinctrl: sh-pfc: r8a7794: add USB pin groups pinctrl: at91: Use generic irq_{request,release}_resources() pinctrl: cherryview: Use raw_spinlock for locking pinctrl: baytrail: Use raw_spinlock for locking pinctrl: imx6ul: Remove .owner field pinctrl: zynq: Fix typos in smc0_nand_grp and smc0_nor_grp pinctrl: sh-pfc: Implement pinconf power-source param for voltage switching clk: rockchip: add pclk_pd_pmu to the list of rk3288 critical clocks pinctrl: sun4i: add spdif to pin description. pinctrl: atlas7: clear ugly branch statements for pull and drivestrength pinctrl: baytrail: Serialize all register access pinctrl: baytrail: Drop FSF mailing address pinctrl: rockchip: only enable gpio clock when it setting pinctrl/mediatek: fix spelling mistake in dev_err error message pinctrl: cherryview: Serialize all register access pinctrl: UniPhier: PH1-Pro5: add I2C ch6 pin-mux setting pinctrl: nomadik: reflect current input value ...
2015-08-11ARM: nomadik: push accelerometer down to boardsLinus Walleij1-5/+0
The two Nomadik variants have the accelerometer mounted on different I2C lines. Push the definition down to the top-level board DTS files to get things right. Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Olof Johansson <olof@lixom.net>
2015-08-11ARM: nomadik: move l2x0 setup to device treeLinus Walleij1-0/+7
The cache setup magic value in the Nomadik machine is plain wrong, the correct settings can be done using device tree in accordance with the settings from ST's own port. Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Olof Johansson <olof@lixom.net>
2015-08-11ARM: nomadik: selectively enable UART0 on boardsLinus Walleij1-10/+0
The S8815 board is using RX/TX on UART0, and the NHK8815 is using RX/TX and CTS/RTS (the latter connected to a Bluetooth chip). Activate the right groups with the u0 UART0 function on each board and undisable it. Get rid of the old erroneous default definition from the SoC file. Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Olof Johansson <olof@lixom.net>
2015-07-27pinctrl/ARM: move GPIO and pinctrl deps to device treeLinus Walleij1-1/+7
This gets the GPIO ranges out of the driver and into the device tree where they belong. Standard DT bindings already exist for this. Since no systems with this are deployed we can just augment all device trees and the drivers at the same time and simplify the world. This also defines the array of GPIO chips related to the pin controller. Cc: arm@kernel.org Acked-by: Olof Johansson <olof@lixom.net> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2015-07-26ARM: nomadik: disable UART0 on Nomadik boardsLinus Walleij1-0/+1
The UART0 is not used on these boards, yet active and blocking other use. Fix this by disabling UART0 and setting port aliases to maintain port enumeration to userspace. Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Olof Johansson <olof@lixom.net>
2015-06-12ARM: nomadik: set proper compatible for accelerometerLinus Walleij1-2/+3
Adjust device tree entry to the proper registered compatible string for LIS3LV02DL. Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Kevin Hilman <khilman@linaro.org>
2014-12-11Merge tag 'pinctrl-v3.19-1' of ↵Linus Torvalds1-15/+15
git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl Pull pin control changes from Linus Walleij: "Here is a stash of pin control changes I have collected for the v3.19 series. Mainly new hardware support, with Intels new embedded SoC as the especially interesting thing standing out, fully using the subsystem. - Force conversion of the ux500 pin control device trees and parsers to use the generic pin control bindings. - New driver and device tree bindings for the Qualcomm PMIC MPP pin controller and GPIO. - Some ACPI infrastructure for pin controllers. - New driver for the Intel CherryView/Braswell pin controller, the first Intel pin controller to fully take advantage of the pin control subsystem. - Support the Freescale i.MX VF610 variant. - Support the sunxi A80 variant. - Support the Samsung Exynos 4415 and Exynos 7 variants. - Split out Intel pin controllers to their own subdirectory. - A large slew of rockchip pin control updates, including suspend/resume support. - A large slew of Samsung Exynos pin controller updates. - Various minor updates and fixes" * tag 'pinctrl-v3.19-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: (49 commits) pinctrl: at91: enhance (debugfs) at91_gpio_dbg_show pinctrl: meson: add device tree bindings documentation gpio: tz1090: Fix error handling of irq_of_parse_and_map pinctrl: tz1090-pinctrl.txt: Fix typo in binding pinctrl: pinconf-generic: Declare dt_params/conf_items const pinctrl: exynos: Add support for Exynos4415 pinctrl: exynos: Add initial driver data for Exynos7 pinctrl: exynos: Add irq_chip instance for Exynos7 wakeup interrupts pinctrl: exynos: Consolidate irq domain callbacks pinctrl: exynos: Generalize the eint16_31 demux code pinctrl: samsung: Separate per-bank init and runtime data pinctrl: samsung: Constify samsung_pin_ctrl struct pinctrl: samsung: Constify samsung_pin_bank_type struct pinctrl: samsung: Drop unused label field in samsung_pin_ctrl struct pinctrl: samsung: Make samsung_pinctrl_get_soc_data use ERR_PTR() pinctrl: Add Intel Cherryview/Braswell pin controller support gpio / ACPI: Add knowledge about pin controllers to acpi_get_gpiod() pinctrl: Fix path error in documentation pinctrl: rockchip: save and restore gpio6_c6 pinmux in suspend/resume pinctrl: rockchip: add suspend/resume functions ...
2014-10-31ARM: nomadik: push ethernet down to boardLinus Walleij1-12/+0
The SoC file defines the location and type of the ethernet adapter, this should be in the per-board file, as it is by no means necessary to have an ethernet adapter connected to this memory space. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-10-31ARM: nomadik: set up MCDATDIR2Linus Walleij1-3/+3
This extra data line for high-speed MMC transfers was unrouted, set it up properly in the dtsi file. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-10-31ARM: nomadik: move GPIO I2C to S8815 board fileLinus Walleij1-24/+0
The idea to use two GPIO pins for bit-banged I2C is an S8815 pecularity, so move this over to the board-specific file and out of the SoC core DTSI file. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-10-31ARM: nomadik: disable chrystals in top level board filesLinus Walleij1-2/+0
Do not force disable the chrystals in the SoC file, this is per-board dependent. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-10-31ARM: nomadik: move MMC/SD card detect GPIO to board DTSLinus Walleij1-1/+0
This pushes the setting of the card detect GPIO pin down into the top-level file for the board, since it is not a property of the ASIC (which this DTSI is about) but a property of the board design. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-10-20pinctrl: nomadik: force-convert to generic config bindingsLinus Walleij1-6/+6
This converts the Nomadik pin controller and all associated device trees to use the standard, generic config bindings for pin controllers. There are no such device trees deployed in the wild so this is safe to do to set a good example. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-10-20pinctrl: nomadik: force-convert to generic mux bindingsLinus Walleij1-10/+10
This converts the Nomadik pin controller and all associated device trees to use the standard, generic mux bindings for pin controllers. There are no such device trees deployed in the wild so this is safe to do to set a good example. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2014-07-30ARM: nomadik: fix up double inversion in DTLinus Walleij1-3/+4
The GPIO pin connected to card detect was inverted twice: once by the argument to the GPIO line itself where it was magically marked as active low by the flag GPIO_ACTIVE_LOW (0x01) in the third cell, and also marked active low AGAIN by explicitly stating "cd-inverted" (a deprecated method). After commit 78f87df2b4f8760954d7d80603d0cfcbd4759683 "mmc: mmci: Use the common mmc DT parser" this results in the line being inverted twice so it was effectively uninverted, while the old code would not have this effect, instead disregarding the flag on the GPIO line altogether, which is a bug. I admit the semantics may be unclear but inverting twice is as good a definition as any on how this should work. So fix up the buggy device tree. Use proper #includes so the DTS is clear and readable. Cc: Ulf Hansson <ulf.hansson@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Olof Johansson <olof@lixom.net>
2014-05-12ARM: nomadik: Convert to the common mmc DT bindings for highspeed modeUlf Hansson1-2/+2
The mmci host driver supports the common mmc DT parser, which enables us to use the use common names instead. Cc: Alessandro Rubini <rubini@unipv.it> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org> Acked-by: Linus Walleij <linus.walleij@linaro.org>
2013-11-29ARM: nomadik: Remove '0x's from nomadik stn8815 DTS fileLee Jones1-2/+2
Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-09-24ARM: nomadik: delete FSMC platform dataLinus Walleij1-0/+1
We now have device tree support for setting the NAND timings for FSMC from the device tree, so delete the last piece of platform data and auxdata. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-09-24ARM: nomadik: register VMMC regulatorLinus Walleij1-2/+9
This adds the STw481x VMMC regulator to the Nomadik device tree. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-08-07ARM: nomadik: switch to use the Nomadik I2C driverLinus Walleij1-11/+31
Instead of using bit-banged I2C, let's use the actual I2C driver in the kernel. Since the I2C block may be communicating with things like the PMIC, we need to select it from the Kconfig just like the bit-banged adapter is selected today. The rest of the configuration for this driver can be done from the device tree. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-06-20ARM: nomadik: add the new clocks to the device treeLinus Walleij1-37/+464
This revamps the device tree to fit with the new clock implementation and brings it quite a bit closer to how the hardware actually works. After this the clock implementation knows about all clock gates and will gate off all unused clocks at boot time and save a bit of power. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-28ARM: nomadik: Standardise Nomadik STN8815 based Pinctrl compat string in the DTSLee Jones1-1/+1
Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-27ARM: nomadik: move the pin configuration to DTLinus Walleij1-0/+82
This moves the pin configuration for the Nomadik over to the device tree using Gabriel's bindings. Remove the auxdata nailing down the name of the pin controller as this is no longer necessary. Cc: Gabriel Fernandez <gabriel.fernandez@st.com> Cc: Patrice Chotard <patrice.chotard@st.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-12ARM: nomadik: register clocksource from device treeLinus Walleij1-3/+8
This switches the Nomadik platform to also registering its clocksource from the device tree, removing unused support code as we go along. Acked-by: Mike Turquette <mturquette@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-05-12ARM: nomadik: convert all clocks except timer to dtLinus Walleij1-0/+54
This moves all Nomadik clocks except the one used for the timer/clocksource over to the device tree. Acked-by: Mike Turquette <mturquette@linaro.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-01-29ARM: nomadik: add I2C devices to the device treeLinus Walleij1-0/+49
This adds the GPIO-based I2C devices to the Nomadik device tree. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-01-29ARM: nomadik: migrate MMC/SD card support to device treeLinus Walleij1-0/+13
This moves over the MMC/SD card support to the device tree probe path. The special GPIO to bias the card detect line is kept, but the pin property is moved to the device tree as part of the MMC/SD card node. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-01-29ARM: nomadik: convert SMSC91x ethernet to device treeLinus Walleij1-0/+12
This converts the SMSC91x ethernet controller to use device tree. The existing solution from the board file, to request the GPIO triggering the ethernet IRQ from the board file is kept for the time being, but the GPIO number assignment is moved over to the device tree. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-01-29ARM: nomadik: move GPIO and pinctrl to device treeLinus Walleij1-0/+52
This moves the instances of the Nomadik pin controller and the Nomadik GPIO blocks (also handled by the GPIO driver) over to the device tree. A new compatible string is added to the pin control driver in the process. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-01-29ARM: nomadik: add FSMC NANDLinus Walleij1-0/+38
This adds the FSMC NAND driver and flash partitions to the Nomadik device tree. The only compatible string accepted by this driver is currently "st,spear600-fsmc-nand" which is inappropriate for this system, so this patch adds the compatible value "stericsson,fsmc-nand" as well. Cc: linux-mtd@vger.kernel.org Cc: David Woodhouse <dwmw2@infradead.org> Cc: Artem Bityutskiy <dedekind1@gmail.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-01-29ARM: nomadik: move remaining PrimeCells to device treeLinus Walleij1-0/+12
The two remaining PrimeCells, RNG and RTC, are migrated to the device tree for device tree boot. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
2013-01-29ARM: nomadik: initial devicetree supportLinus Walleij1-0/+80
Support basic device tree boot on the Nomadik. Implement the support in the cpu file with the intent of deleting the board files later. At this stage IRQ controllers, system timer, l2x0 cache, UARTs and thus console boot is fully functional. Patch out the code adding devices by initcalls for now so as not to disturb the boot. Signed-off-by: Linus Walleij <linus.walleij@linaro.org>