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2022-05-04ARM: dts: exynos: drop useless 'dma-channels/requests' propertiesKrzysztof Kozlowski1-8/+0
The pl330 DMA controller provides number of DMA channels and requests through its registers, so duplicating this information (with a chance of mistakes) in DTS is pointless. Additionally the DTS used always wrong property names which causes DT schema check failures - the bindings documented 'dma-channels' and 'dma-requests' properties without leading hash sign. Reported-by: Rob Herring <robh@kernel.org> Suggested-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://lore.kernel.org/r/20220430121902.59895-8-krzysztof.kozlowski@linaro.org
2022-04-04ARM: dts: exynos: drop deprecated SFR region from MIPI phyKrzysztof Kozlowski1-3/+2
Commit e4b3d38088df ("phy: exynos-video-mipi: Fix regression by adding support for PMU regmap") deprecated the usage of unit address in MIPI phy node, in favor of a syscon phandle. Deprecating was a correct approach because that unit address was actually coming from Power Management Unit SFR range so its usage here caused overlapped memory mapping. In 2016 commit 26dbadba495f ("phy: exynos-mipi-video: Drop support for direct access to PMU") fully removed support for parsing that MIPI phy unit address (SFR range) but the address stayed in Exynos5250 DTSI for compatibility reasons. Remove that deprecated unit address from Exynos5250 MIPI phy, because it has been almost 6 years since it was deprecated and it causes now DT schema validation warnings: video-phy@10040710: 'reg' does not match any of the regexes: 'pinctrl-[0-9]+' Any out-of-tree users of Exynos5250 DTSI, should update their code to use newer syscon property. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Reviewed-by: Alim Akhtar<alim.akhtar@samsung.com> Link: https://lore.kernel.org/r/20220314184113.251013-1-krzysztof.kozlowski@canonical.com
2022-04-04ARM: dts: exynos: add a specific compatible to MCTKrzysztof Kozlowski1-1/+2
One compatible is used for the Multi-Core Timer on most of the Samsung Exynos SoCs, which is correct but not specific enough. These MCT blocks have different number of interrupts, so add a second specific compatible to Exynos3250 and all Exynos5 SoCs. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com> Link: https://lore.kernel.org/r/20220304122424.307885-3-krzysztof.kozlowski@canonical.com
2022-01-31ARM: dts: exynos: update dma node name with dtschemaAlim Akhtar1-4/+4
Currently dma node name does not matches the pl330 dtschema and causes dtbs_check to report below warning: 'pdma@12680000' does not match '^dma-controller(@.*)?$' Update the dma node name to match pl330 dtschema. Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com> Link: https://lore.kernel.org/r/20220130075520.49193-1-alim.akhtar@samsung.com Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
2022-01-25ARM: dts: exynos: add USB DWC3 supplies to ArndaleKrzysztof Kozlowski1-1/+1
Add required voltage regulators for USB DWC3 block on Exynos5250 Arndale board. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> Link: https://lore.kernel.org/r/20220123111644.25540-3-krzysztof.kozlowski@canonical.com
2022-01-23ARM: dts: exynos: split dmas into array of phandles in Exynos5250Krzysztof Kozlowski1-6/+3
"dmas" property should be rather an array of phandles, as dtschema points. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> Reviewed-by: Andi Shyti <andi@etezian.org> Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com> Link: https://lore.kernel.org/r/20220120175747.43403-2-krzysztof.kozlowski@canonical.com
2021-09-15ARM: dts: exynos: drop undocumented samsung,sata-freq property in Exynos5250Krzysztof Kozlowski1-1/+0
The samsung,sata-freq property is not used (and not documented by generic AHCI platform bindings), so can be safely dropped. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> Link: https://lore.kernel.org/r/20210811083859.28234-2-krzysztof.kozlowski@canonical.com
2021-08-05ARM: dts: exynos: add CPU topology to Exynos5250Krzysztof Kozlowski1-0/+11
Describe Exynos5250 CPU topology. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> Link: https://lore.kernel.org/r/20210731092409.31496-4-krzysztof.kozlowski@canonical.com
2020-11-17ARM: dts: exynos: Drop incorrect use of io-channel-rangesJonathan Cameron1-1/+0
This property is only relevant to consumers of io-channels, not providers. All these dtsi files have it alongside #io-channel-cells which indicates they are providers of io-channels, not consumers. Note that dt-schema will now flag this up due to a dependency between this property and io-channels. Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Link: https://lore.kernel.org/r/20201115192951.1073632-5-jic23@kernel.org Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2020-11-10ARM: dts: exynos: use hyphens in Exynos5 node namesKrzysztof Kozlowski1-1/+1
Use hyphens instead of underscores in the Exynos5250 and Exynos542x node names which is expected by naming convention, multiple dtschema files and pointed out by dtc W=2 builds. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Link: https://lore.kernel.org/r/20201105184506.215648-4-krzk@kernel.org
2020-10-26ARM: dts: exynos: Harmonize DWC USB3 DT nodes nameSerge Semin1-1/+1
In accordance with the DWC USB3 bindings the corresponding node name is suppose to comply with the Generic USB HCD DT schema, which requires the USB nodes to have the name acceptable by the regexp: "^usb(@.*)?" . Make sure the "snps,dwc3"-compatible nodes are correctly named. Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru> Link: https://lore.kernel.org/r/20201020115959.2658-20-Sergey.Semin@baikalelectronics.ru Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2020-10-26ARM: dts: exynos: Correct DWC USB3 compatible stringSerge Semin1-1/+1
Syonpsys IP cores are supposed to be defined with "snps" vendor-prefix. Use it instead of the deprecated "synopsys" one. Signed-off-by: Serge Semin <Sergey.Semin@baikalelectronics.ru> Link: https://lore.kernel.org/r/20201020115959.2658-5-Sergey.Semin@baikalelectronics.ru Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2020-09-16ARM: dts: exynos: Align OPP table name with dt-schemaKrzysztof Kozlowski1-1/+1
Device tree nodes should have hyphens instead of underscores. This is also expected by the bindings. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Link: https://lore.kernel.org/r/20200903191438.12781-5-krzk@kernel.org
2020-09-06ARM: dts: exynos: Silence SATA PHY warning in Exynos5250Krzysztof Kozlowski1-0/+6
The SATA PHY in Exynos5250 SoCs has two interfaces and two device nodes: 1. sata-phy@12170000 2. i2c-9/i2c@38 The first node represents the actual SATA PHY device with phy-cells. The second represents an additional I2C interface, needed by the driver to communicate with the SATA PHY device. It is not a PHY-provider in the terms of dtschema so rename it to silence dtbs_check warning: arch/arm/boot/dts/exynos5250-arndale.dt.yaml: sata-phy@38: '#phy-cells' is a required property From schema: lib/python3.6/site-packages/dtschema/schemas/phy/phy-provider.yaml This second device node is also a property of SoC, not a board so move it there. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Link: https://lore.kernel.org/r/20200902155733.20271-2-krzk@kernel.org
2020-09-03ARM: dts: exynos: Override thermal by label in Exynos5250Krzysztof Kozlowski1-20/+18
Using full paths to extend or override a device tree node is error prone since if there was a typo error, a new node will be created instead of extending the node as it was desired. This will lead to run-time errors that could be hard to detect. A mistyped label on the other hand, will cause a dtc compile error (during build time). Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Link: https://lore.kernel.org/r/20200901075417.22481-8-krzk@kernel.org
2020-09-03ARM: dts: exynos: Correct whitespace and indentation issues in Exynos5Krzysztof Kozlowski1-4/+4
Remove double space after '=' and fix indentation in Exynos5250, Exynos5410 and Exynos5420 DTS files. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Link: https://lore.kernel.org/r/20200901075417.22481-7-krzk@kernel.org
2020-07-07ARM: dts: exynos: Remove DMA controller bus node name to fix dtschema warningsKrzysztof Kozlowski1-50/+42
There is no need to keep DMA controller nodes under AMBA bus node. Remove the "amba" node to fix dtschema warnings like: amba: $nodename:0: 'amba' does not match '^(bus|soc|axi|ahb|apb)(@[0-9a-f]+)?$' Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Tested-by: Marek Szyprowski <m.szyprowski@samsung.com> Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
2020-01-11Merge tag 'samsung-dt-5.6' of https://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux into arm/dtOlof Johansson1-4/+4
Samsung DTS ARM changes for v5.6 1. Couple ARM and wcore bus regulators on Exynos542x so higher frequencies could be used with dynamic voltage and frequency scaling. Enable this higher frequencies. 2. Correct the polarity of USB3503 hub GPIOs. 3. Adjust the bus frequencies (scaled with devfreq framework) on Exynos5422 Odroid boards to match values possible to obtain from root PLLs. 4. Add display to Tiny4412 board. 5. Cleanups and minor improvements. * tag 'samsung-dt-5.6' of https://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux: ARM: dts: exynos: Enable FIMD node and add proper panel node to Tiny4412 ARM: dts: samsung: Rename Samsung and Exynos to lowercase ARM: dts: exynos: Adjust bus related OPPs to the values correct for Exynos5422 Odroids ARM: dts: exynos: Move Exynos5420 bus related OPPs to the Odroid boards DTS ARM: dts: exynos: Correct USB3503 GPIOs polarity ARM: dts: exynos: Add missing CPU frequencies for Exynos5422/5800 ARM: dts: exynos: Add initial data for coupled regulators for Exynos5422/5800 ARM: dts: exynos: Remove syscon compatible from chipid node on Exynos5 Link: https://lore.kernel.org/r/20200110172334.4767-3-krzk@kernel.org Signed-off-by: Olof Johansson <olof@lixom.net>
2020-01-07ARM: dts: samsung: Rename Samsung and Exynos to lowercaseKrzysztof Kozlowski1-4/+4
Fix up inconsistent usage of upper and lowercase letters in "Samsung" and "Exynos" names. "SAMSUNG" and "EXYNOS" are not abbreviations but regular trademarked names. Therefore they should be written with lowercase letters starting with capital letter. The lowercase "Exynos" name is promoted by its manufacturer Samsung Electronics Co., Ltd., in advertisement materials and on website. Although advertisement materials usually use uppercase "SAMSUNG", the lowercase version is used in all legal aspects (e.g. on Wikipedia and in privacy/legal statements on https://www.samsung.com/semiconductor/privacy-global/). Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2019-10-23ARM: dts: exynos: Rename children of SysRAM node to "sram"Krzysztof Kozlowski1-2/+2
The device node name should reflect generic class of a device so rename the children of SysRAM node to "smp-sram". This will be also in sync with upcoming DT schema. No functional change. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2019-10-06ARM: dts: exynos: Rename SysRAM node to "sram"Krzysztof Kozlowski1-1/+1
The device node name should reflect generic class of a device so rename the SysRAM node from "sysram" to "sram". The child nodes stay as before as "smp-sysram" to match their real purpose. This will be also in sync with upcoming DT schema. No functional change. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2019-10-02ARM: dts: exynos: Use defines for MCT interrupt GIC SPI/PPI specifierKrzysztof Kozlowski1-2/+2
Replace hard-coded number with appropriate define for GIC SPI or PPI specifier in interrupt. This makes code easier to read. No expected functionality change. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2019-10-02ARM: dts: exynos: Remove MCT subnode for interrupt map on Exynos5250Krzysztof Kozlowski1-17/+6
Multi Core Timer node has interrupts routed to two different parents - GIC and combiner. This was modeled with a interrupt-map within a subnode but can be expressed in an easier and more common way, directly in the node itself. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Tested-by: Marek Szyprowski <m.szyprowski@samsung.com>
2019-10-02ARM: dts: exynos: Rename Multi Core Timer node to "timer"Krzysztof Kozlowski1-1/+1
The device node name should reflect generic class of a device so rename the Multi Core Timer node from "mct" to "timer". This will be also in sync with upcoming DT schema. No functional change. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2019-10-02ARM: dts: exynos: Split phandle in dmas propertyMaciej Falkowski1-7/+7
Change representation of phandle array as then dt-schema counts number of its items properly. Signed-off-by: Maciej Falkowski <m.falkowski@samsung.com> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2019-09-18Merge tag 'usb-5.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usbLinus Torvalds1-12/+4
Pull USB updates from Greg KH: "Here is the big set of USB patches for 5.4-rc1. Two major chunks of code are moving out of the tree and into the staging directory, uwb and wusb (wireless USB support), because there are no devices that actually use this protocol anymore, and what we have today probably doesn't work at all given that the maintainers left many many years ago. So move it to staging where it will be removed in a few releases if no one screams. Other than that, lots of little things. The usual gadget and xhci and usb serial driver updates, along with a bunch of sysfs file cleanups due to the driver core changes to support that. Nothing really major, just constant forward progress. All of these have been in linux-next for a while with no reported issues" * tag 'usb-5.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (159 commits) USB: usbcore: Fix slab-out-of-bounds bug during device reset usb: cdns3: Remove redundant dev_err call in cdns3_probe() USB: rio500: Fix lockdep violation USB: rio500: simplify locking usb: mtu3: register a USB Role Switch for dual role mode usb: common: add USB GPIO based connection detection driver usb: common: create Kconfig file usb: roles: get usb-role-switch from parent usb: roles: Add fwnode_usb_role_switch_get() function device connection: Add fwnode_connection_find_match() usb: roles: Introduce stubs for the exiting functions in role.h dt-bindings: usb: mtu3: add properties about USB Role Switch dt-bindings: usb: add binding for USB GPIO based connection detection driver dt-bindings: connector: add optional properties for Type-B dt-binding: usb: add usb-role-switch property usbip: Implement SG support to vhci-hcd and stub driver usb: roles: intel: Enable static DRD mode for role switch xhci-ext-caps.c: Add property to disable Intel SW switch usb: dwc3: remove generic PHY calibrate() calls usb: core: phy: add support for PHY calibration ...
2019-09-04ARM: dts: exynos: Add GPU/Mali T604 node to Exynos5250Guillaume Gardet1-0/+47
Add nodes for GPU (Mali T604) to Exynos5250. Signed-off-by: Guillaume Gardet <guillaume.gardet@arm.com> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2019-08-07ARM: dts: exynos: Add port map to Exynos5250 AHCI nodeMarek Szyprowski1-0/+1
Exynos AHCI (SATA) controller has only one port for SATA device. According to AHCI driver bindings (ata/ahci-platform.txt), if the bootloader doesn't program the PORTS_IMPL register to proper value, the available port map has to be provided by 'ports-implemented' device tree property. This fixes SATA operation on Exynos5250-based boards since Linux v4.5. Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2019-07-30ARM: dts: exynos: Use standard arrays of generic PHYs for EHCI/OHCI devicesMarek Szyprowski1-12/+4
Move USB PHYs to a standard arrays for Exynos EHCI/OHCI devices. This resolves the conflict between Exynos EHCI/OHCI sub-nodes and generic USB device bindings. Once the Exynos EHCI/OHCI sub-nodes are removed, the boards can finally provide sub-nodes for the USB devices using generic USB device bindings. Suggested-by: Måns Rullgård <mans@mansr.com> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Link: https://lore.kernel.org/r/20190726081453.9456-4-m.szyprowski@samsung.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-04-24ARM: dts: exynos: Move pmu and timer nodes out of socKrzysztof Kozlowski1-20/+20
The ARM PMU and ARM architected timer nodes are part of ARM CPU design therefore they should not be inside the soc node. This also fixes DTC W=1 warnings like: arch/arm/boot/dts/exynos3250.dtsi:106.21-135.5: Warning (simple_bus_reg): /soc/fixed-rate-clocks: missing or empty reg/ranges property arch/arm/boot/dts/exynos3250.dtsi:676.7-680.5: Warning (simple_bus_reg): /soc/pmu: missing or empty reg/ranges property Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Tested-by: Marek Szyprowski <m.szyprowski@samsung.com>
2018-11-18ARM: dts: exynos: Add all CPUs in cooling mapsViresh Kumar1-3/+4
Each CPU can (and does) participate in cooling down the system but the DT only captures a handful of them, normally CPU0, in the cooling maps. Things work by chance currently as under normal circumstances its the first CPU of each cluster which is used by the operating systems to probe the cooling devices. But as soon as this CPU ordering changes and any other CPU is used to bring up the cooling device, we will start seeing failures. Also the DT is rather incomplete when we list only one CPU in the cooling maps, as the hardware doesn't have any such limitations. Update cooling maps to include all devices affected by individual trip points. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2018-08-29ARM: dts: exynos: Mark 1 GHz CPU OPP as suspend OPP on Exynos5250Marek Szyprowski1-0/+1
1 GHz CPU OPP is the default boot value for the Exynos5250 SOC, so mark it as suspend OPP. This fixes suspend/resume on Samsung Exynos5250 Snow Chomebook, which was broken since switching to generic cpufreq-dt driver in v4.3. Cc: <stable@vger.kernel.org> # 4.3.x: cd6f55457eb4: ARM: dts: exynos: Remove "cooling-{min|max}-level" for CPU nodes Cc: <stable@vger.kernel.org> # 4.3.x: 672f33198bee: arm: dts: exynos: Add missing cooling device properties for CPUs Cc: <stable@vger.kernel.org> # 4.3.x Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com> Acked-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2018-08-29ARM: dts: exynos: Convert exynos5250.dtsi to opp-v2 bindingsMarek Szyprowski1-42/+88
Convert Exynos5250 to OPP-v2 bindings. This is a preparation to add proper support for suspend operation point, which cannot be marked in opp-v1. Cc: <stable@vger.kernel.org> # 4.3.x: cd6f55457eb4: ARM: dts: exynos: Remove "cooling-{min|max}-level" for CPU nodes Cc: <stable@vger.kernel.org> # 4.3.x: 672f33198bee: arm: dts: exynos: Add missing cooling device properties for CPUs Cc: <stable@vger.kernel.org> # 4.3.x Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Reviewed-by: Chanwoo Choi <cw00.choi@samsung.com> Acked-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2018-08-29ARM: dts: exynos: Add DSI node on Exynos5250Andrzej Hajda1-0/+21
Add common part of DSI node for Exynos5250 platforms and a required mipi-phy node. Signed-off-by: Andrzej Hajda <a.hajda@samsung.com> Signed-off-by: Maciej Purski <m.purski@samsung.com> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2018-06-25ARM: dts: exynos: remove no longer needed samsung thermal propertiesBartlomiej Zolnierkiewicz1-1/+1
Remove no longer needed samsung thermal properties. There should be no functional changes caused by this patch. Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2018-06-25arm: dts: exynos: Add missing cooling device properties for CPUsViresh Kumar1-0/+23
The cooling device properties, like "#cooling-cells" and "dynamic-power-coefficient", should either be present for all the CPUs of a cluster or none. If these are present only for a subset of CPUs of a cluster then things will start falling apart as soon as the CPUs are brought online in a different order. For example, this will happen because the operating system looks for such properties in the CPU node it is trying to bring up, so that it can register a cooling device. Add such missing properties. Fix other missing properties (clocks, OPP, clock latency) as well to make it all work. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2018-05-03ARM: dts: exynos/s3c: Remove leading 0x and 0s from bindings notationMathieu Malaterre1-1/+1
Improve the DTS files by removing all the leading "0x" and zeros to fix the following dtc warnings: Warning (unit_address_format): Node /XXX unit name should not have leading "0x" Warning (unit_address_format): Node /XXX unit name should not have leading 0s Converted using the following command: find arch/arm/boot/dts -type f \( -iname "*.dts" -o -iname "*.dtsi" \) -exec sed -i \ -e "s/@\([0-9a-fA-FxX\.;:#]\+\)\s*{/@\L\1 {/g" -e "s/@0x\(.*\) {/@\1 \ {/g" -e "s/@0\+\(.\+\) {/@\1 {/g" {} + For simplicity, two sed expressions were used to solve each warnings separately. To make the regex expression more robust a few other issues were resolved, namely setting unit-address to lower case, and adding a whitespace before the the opening curly brace: https://elinux.org/Device_Tree_Linux#Linux_conventions This will solve also a side effect warning: Warning (simple_bus_reg): Node /XXX@<UPPER> simple-bus unit address format error, expected "<lower>" This is a follow up to commit 4c9847b7375a ("dt-bindings: Remove leading 0x from bindings notation") Reported-by: David Daney <ddaney@caviumnetworks.com> Suggested-by: Rob Herring <robh@kernel.org> Signed-off-by: Mathieu Malaterre <malat@debian.org> [krzk: Rerun the command to include few more changes, adjust the commit msg] Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2018-04-21ARM: dts: exynos: Move syscon poweroff and restart nodes under the PMUKrzysztof Kozlowski1-0/+1
The PMU node is the actual block responsible for power management, including typical Exynos on/off/restart procedures. Therefore the syscon poweroff and restart nodes logically belong to it. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Tested-by: Marek Szyprowski <m.szyprowski@samsung.com>
2018-04-17ARM: dts: exynos: Remove obsolete clock properties from power domainsMarek Szyprowski1-4/+0
Handling of special clock operations on power domain on/off sequences has been moved to respective Exynos clock controller drivers and clock properties have been marked as deprecated. Remove all clock properties from existing Exynos power domain nodes, as they are no longer used. Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2018-03-14ARM: dts: exynos: Add #sound-dai-cells property to exynos5250 i2s nodesSylwester Nawrocki1-0/+3
The #sound-dai-cells property may be required to reference the CPU DAI properly. This change is required for Snow HDMI audio. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Reported-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2018-03-11ARM: dts: exynos: Enable HDMI audio on Snow ChromebookSylwester Nawrocki1-0/+1
This patch adds new cpu, codec subnodes according to the updated "google,snow-audio-max98095" DT bindings and the I2S clock tree configuration so sound on the HDMI interface can also be supported. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2018-03-11ARM: dts: exynos: Add #sound-dai-cells property to hdmi node in exynos5250.dtsiSylwester Nawrocki1-0/+1
This property is required for specifying link between the HDMI IP block and the SoC's audio subsystem. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2018-03-05ARM: dts: exynos: Fix IOMMU support for GScaler devices on Exynos5250Marek Szyprowski1-4/+4
The proper name for the property, which assign given device to IOMMU is 'iommus', not 'iommu'. Fix incorrect name and let all GScaler devices to be properly handled when IOMMU support is enabled. Reported-by: Andrzej Hajda <a.hajda@samsung.com> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Fixes: 6cbfdd73a94f ("ARM: dts: add sysmmu nodes for exynos5250") Cc: <stable@vger.kernel.org> # v4.8+ Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2018-02-13ARM: dts: exynos: Remove "cooling-{min|max}-level" for CPU nodesViresh Kumar1-2/+0
The "cooling-min-level" and "cooling-max-level" properties are not parsed by any part of the kernel currently and the max cooling state of a CPU cooling device is found by referring to the cpufreq table instead. Remove the unused properties from the CPU nodes. Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2018-01-03ARM: dts: exynos: Add SPDX license identifiersKrzysztof Kozlowski1-5/+2
Replace GPL v2.0 license statements with SPDX license identifiers. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2017-12-18ARM: dts: exynos: Use lower case hex addresses in node unit addressesKrzysztof Kozlowski1-33/+33
Convert all hex addresses in node unit addresses to lower case to fix warnings like: arch/arm/boot/dts/exynos5422-odroidhc1.dtb: Warning (simple_bus_reg): Node /soc/nocp@10CA1000 simple-bus unit address format error, expected "10ca1000" Conversion was done using sed: $ sed -e 's/@\([a-zA-Z0-9_-]*\) {/@\L\1 {/' -i arch/arm/boot/dts/exynos*.dts* Suggested-by: Rob Herring <robh@kernel.org> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2017-12-14ARM: dts: exynos: Add nodes for True Random Number GeneratorŁukasz Stelmach1-0/+5
Add nodes for the True Random Number Generator found in Samsung Exynos 5250+ SoCs. Signed-off-by: Łukasz Stelmach <l.stelmach@samsung.com> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2017-12-11ARM: dts: exynos: Add DT nodes for PRNG in Exynos5 SoCsŁukasz Stelmach1-0/+5
Add nodes for Pseudo Random Number Generator in dts files describing Exynos5 chips. Signed-off-by: Łukasz Stelmach <l.stelmach@samsung.com> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2017-12-10ARM: dts: exynos: Add G3D power domain to Exynos5250Marek Szyprowski1-0/+7
Add support for G3D power domain, which contains ARM Mali-600MP graphics accelerator device (not yet instantiated). Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2017-12-10ARM: dts: exynos: Add audio power domain to Exynos5250Marek Szyprowski1-0/+12
Audio power domain includes following hardware modules: Pin controller for GPZ bank, AudioSS clock controller and three Exynos I2S controller. Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>