Commit Graph

99 Commits

Author SHA1 Message Date
Arnd Bergmann
87503c012a UniPhier ARM64 SoC DT updates for v5.1
- Add PCI Express controller nodes
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Merge tag 'uniphier-dt64-v5.1' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-uniphier into arm/dt

UniPhier ARM64 SoC DT updates for v5.1

- Add PCI Express controller nodes

* tag 'uniphier-dt64-v5.1' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-uniphier:
  arm64: dts: uniphier: sort labels in the same order as in dtsi
  arm64: dts: uniphier: Add PCIe host controller and PHY nodes

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2019-02-15 16:20:03 +01:00
Masahiro Yamada
519904a42f arm64: dts: uniphier: sort labels in the same order as in dtsi
Sort the labels in the same order as in the corresponding dtsi file,
in other words, the order of reg address.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2019-02-15 09:04:30 +09:00
Kunihiko Hayashi
32dfc773a7 arm64: dts: uniphier: Add PCIe host controller and PHY nodes
Add PCIe host controller and PHY nodes. This supports for LD20, PXs3 and
their boards.

This node defines PCIe memory, I/O, and config spaces as follows.

  MEM: 20000000-2ffdffff (255MB)
  I/O: 2ffe0000-2ffeffff ( 64KB)
  CFG: 2fff0000-2fffffff ( 64KB)

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2019-02-15 09:04:23 +09:00
Rob Herring
31af04cd60 arm64: dts: Remove inconsistent use of 'arm,armv8' compatible string
The 'arm,armv8' compatible string is only for software models. It adds
little value otherwise and is inconsistently used as a fallback on some
platforms. Remove it from those platforms.

This fixes warnings generated by the DT schema.

Reported-by: Michal Simek <michal.simek@xilinx.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Will Deacon <will.deacon@arm.com>
Acked-by: Antoine Tenart <antoine.tenart@bootlin.com>
Acked-by: Nishanth Menon <nm@ti.com>
Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Acked-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Acked-by: Chanho Min <chanho.min@lge.com>
Acked-by: Krzysztof Kozlowski <krzk@kernel.org>
Acked-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Gregory CLEMENT <gregory.clement@bootlin.com>
Acked-by: Thierry Reding <treding@nvidia.com>
Acked-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Simon Horman <horms+renesas@verge.net.au>
Acked-by: Tero Kristo <t-kristo@ti.com>
Acked-by: Wei Xu <xuwei5@hisilicon.com>
Acked-by: Liviu Dudau <liviu.dudau@arm.com>
Acked-by: Matthias Brugger <matthias.bgg@gmail.com>
Acked-by: Michal Simek <michal.simek@xilinx.com>
Acked-by: Scott Branden <scott.branden@broadcom.com>
Acked-by: Kevin Hilman <khilman@baylibre.com>
Acked-by: Chunyan Zhang <zhang.lyra@gmail.com>
Acked-by: Robert Richter <rrichter@cavium.com>
Acked-by: Jisheng Zhang <Jisheng.Zhang@synaptics.com>
Acked-by: Dinh Nguyen <dinguyen@kernel.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2019-01-30 17:34:36 +01:00
Viresh Kumar
072ae88ad2 arm64: dts: uniphier: Add all CPUs in cooling maps
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: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-12-11 01:31:17 +09:00
Kunihiko Hayashi
546cba0623 arm64: dts: uniphier: Add USB2 PHY nodes
Add nodes of USB2 physical layer for UniPhier SoC. This supports LD11.

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-10-04 09:41:06 +09:00
Kunihiko Hayashi
d7b9beb830 arm64: dts: uniphier: Add USB3 controller nodes
Add USB3 controller nodes including usb-core, resets, regulator, ss-phy
and hs-phy. This supports for LD20, PXs3 and the boards. This includes
additional efuse nodes for obtaining PHY trimming values.

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-10-04 09:41:06 +09:00
Masahiro Yamada
84a9c4d559 arm64: dts: uniphier: add SD controller nodes
Add SD controller nodes for LD20 and PXs3.
LD20 does not support the UHS mode, while PXs3 supports it.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-10-03 08:21:27 +09:00
Kunihiko Hayashi
925c5c32f3 arm64: dts: uniphier: add SPI node for LD20, LD11 and PXs3
Add nodes of SPI controller for UniPhier SoCs.

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-08-28 23:17:55 +09:00
Masahiro Yamada
bae120f8ac arm64: uniphier: dts: add more clocks to Denali NAND controller node
Catch up with the new binding of the Denali IP where three clocks,
"nand", "nand_x", "ecc" are required.

For UniPhier SoCs, the "nand_x" and "ecc" are tied up because they
are both 200MHz.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-08-28 23:14:55 +09:00
Olof Johansson
7f502f8b34 UniPhier ARM64 SoC DT updates for v4.19
- Add missing #cooling-cells properties
 
 - Add hp-det-gpio property to detect headphone via GPIO
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Merge tag 'uniphier-dt64-v4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-uniphier into next/dt

UniPhier ARM64 SoC DT updates for v4.19

- Add missing #cooling-cells properties

- Add hp-det-gpio property to detect headphone via GPIO

* tag 'uniphier-dt64-v4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-uniphier:
  arm64: dts: uniphier: add headphone detect gpio for LD11 global board
  arm64: dts: uniphier: add headphone detect gpio for LD20 global board
  arm64: dts: uniphier: Add missing cooling device properties for CPUs

Signed-off-by: Olof Johansson <olof@lixom.net>
2018-07-21 14:26:49 -07:00
Katsuhiro Suzuki
1470075d5e arm64: dts: uniphier: add headphone detect gpio for LD11 global board
This patch adds GPIO for headphone detection on LD11 global board.

Signed-off-by: Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-19 06:43:12 +09:00
Katsuhiro Suzuki
97e10f5ae8 arm64: dts: uniphier: add headphone detect gpio for LD20 global board
This patch adds GPIO for headphone detection on LD20 global board.

Signed-off-by: Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-19 06:43:11 +09:00
Viresh Kumar
af0e09d0c6 arm64: dts: uniphier: Add missing cooling device properties for CPUs
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.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-07-19 06:43:11 +09:00
Katsuhiro Suzuki
86676c4685 arm64: dts: uniphier: fix widget name of headphone for LD11/LD20 boards
This patch fixes wrong name of headphone widget for receiving events
of insert/remove headphone plug from simple-card or audio-graph-card.

If we use wrong widget name then we get warning messages such as
"asoc-audio-graph-card sound: ASoC: DAPM unknown pin Headphones"
when the plug is inserted or removed from headphone jack.

Fixes: fb21a0acaa ("arm64: dts: uniphier: add sound node")
Signed-off-by: Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2018-06-27 07:14:47 -07:00
Linus Torvalds
721afaa2ae ARM: Device-tree updates
As always, a large number of DT updates. Too many to enumerate them all,
 but at a glance:
 
 New SoCs introduced in this release:
 
  - Amlogic:
    + Meson 8M2 SoC, a.k.a. S812. A quad Cortex-A9 SoC used in some set
      top boxes and other products.
 
  - Mediatek:
    + MT7623A, which is a flavor of the MT7623 family with other on-chip
      ethernet options.
 
  - Qualcomm:
    + SDM845, a.k.a Snapdragon 845, an 4+4-core Kryo 385/845
      (Cortex-A75/A55 derivative) SoC that's one of the current high-end
      mobile SoCs.
 
      It's great to see mainline support for it. So far, you
      can't do much with it, since a lot of peripherals are not yet in the
      DTs but driver support for USB, GPU and other pieces are starting to
      trickle in. This might end up being a well-supported SoC upstream if
      the momentum keeps up.
 
  - Renesas:
    + R8A77990, a.k.a R-Car E3, a new automotive entertainment-targeted
      SoC. Currently only one Cortex-A53 CPU is enabled, we are eagerly
      awaiting more. So far, basic drivers such as serial, gpios, PMU and
      ethernet are enabled.
    + R8A77470, a.k.a. RZ/G1C, a new dual Cortex-A7 SoC with PowerVR
      GPU. Same here, basic set of drivers such as serial, gpios and ethernet
      enabled, and SMP support is also forthcoming.
 
  - STMicroelectronics:
    + STM32F469, very similar tih STM32F429 but with display support
 
 Enhancements to SoCs/platforms (DTS contents, some driver portions might
 not be in yet):
 
  - Allwinner sun8i (h3/a33/a83t) SMP, DVFS tweaks, misc
  - Amlogic Meson: I2C, UFS, TDM, GPIO external interrupts, MMC resets
  - Hisilicon hi3660: Thermal cooling, CPU frequency scaling, mailbox interfaces
  - Marvell Berlin2CD: SMP support, thermal sensors
  - Mediatek MT7623: Highspeed DMA, audio support
  - Qualcomm IPQ8074 PCIe support, MSM8996 UFS support
  - Renesas: Watchdog and PMU support across many platforms
  - Rockchip RK3399: USB3 OTG support
  - Samsung Exynos: Audio-over-HDMI on Odroid X/X2/U3
  - STMicro STM32: Lots of peripherals added to STM32MP175C
  - Uniphier: Ethernet support
 
 New boards:
 
  - Allwinner A20: Olimex A20-SOM-EVB-eMMC variant
  - Allwinner H2+: Libre Computer ALL-H3-CC (h2+ version)
  - Allwinner A33: Nintendo NES/SuperNES Classic Edition
  - Aspeed: S2600WF, Inventec Lanyang BMC, Portwell Neptune
  - Berlin2CD: Valve Steam Link
  - Broadcom BCM5301X: Luxul XAP-1610 and XWR-3150 V1
  - Broadcom: Raspberry Pi 3 B+
  - Mediatek MT7623N and MT7623A: reference boards
  - Meson 8M2: Tronsmart MXIII Plus
  - NXP i.MX: Engicam i.CoreM6, DHCOM iMX6 SOM, BTicino i.MX6DL Mamoj
  - Qualcomm MSM8974: Sony Xperia Z1 Compact support
  - Qualcomm SDM845: MTP development board
  - Renesas: Ebisu R8A77990 board
  - Renesas RZ/G1C: iwg23s: iWave G235-SDB
  - TI am335x: Pocketbeagle support
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Merge tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC device tree updates from Olof Johansson:
 "As always, a large number of DT updates. Too many to enumerate them
  all, but at a glance:

  New SoCs introduced in this release:

   - Amlogic:
      + Meson 8M2 SoC, a.k.a. S812. A quad Cortex-A9 SoC used in some
        set top boxes and other products.

   - Mediatek:
      + MT7623A, which is a flavor of the MT7623 family with other
        on-chip ethernet options.

   - Qualcomm:
      + SDM845, a.k.a Snapdragon 845, an 4+4-core Kryo 385/845
        (Cortex-A75/A55 derivative) SoC that's one of the current
        high-end mobile SoCs.

        It's great to see mainline support for it. So far, you can't do
        much with it, since a lot of peripherals are not yet in the DTs
        but driver support for USB, GPU and other pieces are starting to
        trickle in. This might end up being a well-supported SoC
        upstream if the momentum keeps up.

   - Renesas:
      + R8A77990, a.k.a R-Car E3, a new automotive
        entertainment-targeted SoC. Currently only one Cortex-A53 CPU is
        enabled, we are eagerly awaiting more. So far, basic drivers
        such as serial, gpios, PMU and ethernet are enabled.
      + R8A77470, a.k.a. RZ/G1C, a new dual Cortex-A7 SoC with PowerVR
        GPU. Same here, basic set of drivers such as serial, gpios and
        ethernet enabled, and SMP support is also forthcoming.

   - STMicroelectronics:
      + STM32F469, very similar tih STM32F429 but with display support

  Enhancements to SoCs/platforms (DTS contents, some driver portions
  might not be in yet):
   - Allwinner sun8i (h3/a33/a83t) SMP, DVFS tweaks, misc
   - Amlogic Meson: I2C, UFS, TDM, GPIO external interrupts, MMC resets
   - Hisilicon hi3660: Thermal cooling, CPU frequency scaling, mailbox interfaces
   - Marvell Berlin2CD: SMP support, thermal sensors
   - Mediatek MT7623: Highspeed DMA, audio support
   - Qualcomm IPQ8074 PCIe support, MSM8996 UFS support
   - Renesas: Watchdog and PMU support across many platforms
   - Rockchip RK3399: USB3 OTG support
   - Samsung Exynos: Audio-over-HDMI on Odroid X/X2/U3
   - STMicro STM32: Lots of peripherals added to STM32MP175C
   - Uniphier: Ethernet support

  New boards:
   - Allwinner A20: Olimex A20-SOM-EVB-eMMC variant
   - Allwinner H2+: Libre Computer ALL-H3-CC (h2+ version)
   - Allwinner A33: Nintendo NES/SuperNES Classic Edition
   - Aspeed: S2600WF, Inventec Lanyang BMC, Portwell Neptune
   - Berlin2CD: Valve Steam Link
   - Broadcom BCM5301X: Luxul XAP-1610 and XWR-3150 V1
   - Broadcom: Raspberry Pi 3 B+
   - Mediatek MT7623N and MT7623A: reference boards
   - Meson 8M2: Tronsmart MXIII Plus
   - NXP i.MX: Engicam i.CoreM6, DHCOM iMX6 SOM, BTicino i.MX6DL Mamoj
   - Qualcomm MSM8974: Sony Xperia Z1 Compact support
   - Qualcomm SDM845: MTP development board
   - Renesas: Ebisu R8A77990 board
   - Renesas RZ/G1C: iwg23s: iWave G235-SDB
   - TI am335x: Pocketbeagle support"

* tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (448 commits)
  ARM: dts: aspeed: Fix hwrng register address
  arm64: dts: sprd: whale2: Add the rtc enable clock for watchdog
  arm64: dts: sprd: Add GPIO and GPIO keys device nodes
  arm64: dts: sprd: fix typo in 'remote-endpoint'
  arm64: dts: apq8096-db820c: Removed bt-en-1-8v regulator
  arm64: dts: fix regulator property name for wlan pcie endpoint
  arm64: dts: qcom: msm8996: Use UFS_GDSC for UFS
  ARM: dts: pxa3xx: fix MMC clocks
  ARM: pxa: dts: add pin definitions for extended GPIOs
  ARM: pxa: dts: add gpio-ranges to gpio controller
  ARM: dts: ipq8074: Enable few peripherals for hk01 board
  ARM: dts: ipq8074: Add pcie nodes
  ARM: dts: ipq8074: Add peripheral nodes
  ARM: dts: ipq4019: Add qcom-ipq4019-ap.dk07.1-c2 board file
  ARM: dts: ipq4019: Add qcom-ipq4019-ap.dk07.1-c1 board file
  ARM: dts: ipq4019: Add ipq4019-ap.dk07.1 common data
  ARM: dts: ipq4019: Add qcom-ipq4019-ap.dk04.1-c3 board file
  ARM: dts: ipq4019: Add ipq4019-ap.dk04.1-c1 board file
  ARM: dts: ipq4019: Add ipq4019-ap.dk04.dtsi
  ARM: dts: ipq4019: Change the max opp frequency
  ...
2018-06-11 17:57:38 -07:00
Masahiro Yamada
8b82b66e68 arm64: dts: uniphier: stabilize ethernet of LD20 reference board
Currently, the ethernet RGMII mode on the LD20 reference board is
unstable.

The default drive-strength of ethernet TX pins is too strong because
there is no dumping resistor on the TX lines on the board.

Weaken the drive-strength to make the ethernet more stable.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-04-29 00:33:42 +09:00
Masahiro Yamada
f4e5200fc0 arm64: dts: uniphier: fix input delay value for legacy mode of eMMC
The property of the legacy mode for the eMMC PHY turned out to
be wrong.  Some eMMC devices are unstable due to the set-up/hold
timing violation.  Correct the delay value.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-04-25 00:31:48 +09:00
Kunihiko Hayashi
b076ff8bdd arm64: dts: uniphier: add syscon-phy-mode property to each ethernet node
Add syscon-phy-mode property specifying a phandle of system controller
to each ethernet node.

In addition, LD11 SoC has a built-in ethernet PHY. When we set "internal"
to phy-mode property, this built-in PHY is available.
This patch changes phy-mode property for LD11 to "internal", as default.

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-04-25 00:21:14 +09:00
Kunihiko Hayashi
a34a464d6e arm64: dts: uniphier: add clock-names and reset-names to ethernet node
Add clock-names and reset-names because this node recognizes multiple
clocks and resets.  ("ether", and so on, for each)

Suggested-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-04-25 00:21:10 +09:00
Kunihiko Hayashi
aba054a1cd arm64: dts: uniphier: add ethernet node for PXs3
Add nodes of the AVE ethernet controller for PXs3 and the boards.
This SoC has two controllers.

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-03-28 01:16:18 +09:00
Katsuhiro Suzuki
6c35921dd3 arm64: dts: uniphier: add syscon property for UniPhier sound system
This patch adds syscon property for specifying soc-glue core into
device-tree of LD11/LD20 SoC.

Currently, soc-glue core is used for changing the state of S/PDIF
signal output pin to signal output state or Hi-Z state.

Signed-off-by: Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-03-21 00:12:16 +09:00
Masahiro Yamada
05f7e3d186 arm64: dts: uniphier: use proper SPDX-License-Identifier style
According to Documentation/process/license-rules.rst, move the SPDX
License Identifier to the very top of the file.  I used C++ comment
style not only for the SPDX line but for the entire block because
this seems Linus' preference [1].  I also dropped the parentheses to
follow the examples in that document.

[1] https://lkml.org/lkml/2017/11/25/133

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-03-15 23:19:05 +09:00
Katsuhiro Suzuki
8191f4db12 arm64: dts: uniphier: add fixed regulators for audio codec
This patch adds regulators that have fixed voltage for audio codec
on UniPhier LD11/20 Global boards. This patch fixes warnings about
TAS57xx audio codec such as "tas571x 0-001b: 0-001b supply AVDD
not found, using dummy regulator".

Signed-off-by: Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-03-15 23:19:04 +09:00
Kunihiko Hayashi
c73730ee4c arm64: dts: uniphier: add AVE ethernet node
Add nodes of the AVE ethernet controller for LD11 and LD20 SoCs
and the boards.

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-03-15 23:18:59 +09:00
Katsuhiro Suzuki
acc625de66 arm64: dts: uniphier: add compress audio out for LD11/LD20
This patch adds compress audio node for S/PDIF on UniPhier LD11/20
global boards. And adds settings of AIO for it.

Signed-off-by: Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-03-15 23:17:55 +09:00
Katsuhiro Suzuki
5aad7e2d27 arm64: dts: uniphier: add speaker out for LD11/LD20 boards
This patch adds codec node for TI TAS571x on UniPhier LD11/20
global boards. And adds settings of AIO for speaker out.

Signed-off-by: Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-03-15 23:17:49 +09:00
Katsuhiro Suzuki
fb21a0acaa arm64: dts: uniphier: add sound node
This patch adds audio controller, codec and simple card node of
UniPhier AIO sound system for LD11/20 SoCs.

Signed-off-by: Katsuhiro Suzuki <suzuki.katsuhiro@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2018-03-15 23:17:39 +09:00
Linus Torvalds
537433b624 ARM: SoC device tree updates for 4.16
We get a moderate number of new machines this time, and only one
 new SoC variant (Actions S700):
 
 Actions:
   S700 Soc and CubieBoard7 development board
   Allo.com Sparky Single-board-computer
 
 Allwinner:
   Orange Pi R1 development board
   Libre Computer Board ALL-H3-CC H3 single-board computer
 
 ASpeed ast2x00:
    Witherspoon: OpenPower Power9 server manufactured by IBM that uses the ASPEED ast2500
    Zaius: OpenPower Power9 server manufactured by Invatech that uses the ASPEED ast2500
    Q71L: Intel Xeon server manufactured by Qanta that uses the ASPEED ast2400
 
 AT91:
   Axentia Nattis/Natte digital signage
   sama5d2 PTC-ek Evaluation board
 
 Freescale/NXP i.MX:
    SolidRun Humminboard2 development board
    Variscite DART-MX6 SoM and Carrier-board
    Technologic TS-4600 and TS-7970 development board
    Toradex Colibri iMX7D SoM board
    v1.5 variant of Solidrun Cubox-i and Hummingboard
 
 Freescale/NXP Layerscape:
    Moxa UC-8410A Series industrial computer
 
 Gemini:
   D-Link DNS-313 NAS enclosure
 
 OMAP:
   LogicPD OMAP35xx SOM-LV devkit
   LogicPD OMAP35xx Torpedo devkit
 
 Renesas:
   r8a77970 (V3M) Starter Kit board
   r8a7795 (M3-W) Salvator-XS board
 
 We finally managed to get the dtc warnings under control, with no more
 build-time warnings for bad device tree files. This includes fixes for
 the majority of platforms, including nomadik, samsung, lpc32xx, STi,
 spear, mediatek, freescale, qcom, realview, keystone, omap, kirkwood,
 renesas, hisilicon, and broadcom.
 
 Files get rearranged on a few platforms, in particular the Marvell
 Armada 7K/8K device tree files are changed in preparation for future
 SoC support, based on more than two of the same chips in one package,
 and some boards get renamed for oxnas for consistency.
 
 Finally, many existing SoCs gain descriptions for additional on-chip
 devices that we can now support with kernel drivers:
 
   Allwinner A83t (drm, ethernet, i2c, ...), H3/H5 (USB-OTG)
   Amlogic AXG family (clk, pinctrl, pwm, ...), and others (vpu, hdmi)
   Aspeed clk controller support
   Freescale LS1088A, LS1021A device support
   Gemini Ethernet, PCI, TVE, panel
   Keystone gpio, qspi, more uarts
   Mediatek cpufreq, regulator, clock, reset
   Marvell thermal, cpufreq, nand
   Renesas SMP, thermal, timer, PWM, sound, phy, ipmmu
   Rockchip Mipi, GPU, display
   Samsung Exynos5433 PMU, power domain, nfc
   Spreadtrum: sc9860 clocks
   Tegra TX2 PSDI, HDMI, I2C,SMMU, display, fuse, ...
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Merge tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC device tree updates from Arnd Bergmann:
 "We get a moderate number of new machines this time, and only one new
  SoC variant (Actions S700):

  Actions:
   - S700 Soc and CubieBoard7 development board
   - Allo.com Sparky Single-board-computer

  Allwinner:
   - Orange Pi R1 development board
   - Libre Computer Board ALL-H3-CC H3 single-board computer

  ASpeed ast2x00:
   - Witherspoon: OpenPower Power9 server manufactured by IBM that uses the ASPEED ast2500
   - Zaius: OpenPower Power9 server manufactured by Invatech that uses the ASPEED ast2500
   - Q71L: Intel Xeon server manufactured by Qanta that uses the ASPEED ast2400

  AT91:
   - Axentia Nattis/Natte digital signage
   - sama5d2 PTC-ek Evaluation board

  Freescale/NXP i.MX:
   - SolidRun Humminboard2 development board
   - Variscite DART-MX6 SoM and Carrier-board
   - Technologic TS-4600 and TS-7970 development board
   - Toradex Colibri iMX7D SoM board
   - v1.5 variant of Solidrun Cubox-i and Hummingboard

  Freescale/NXP Layerscape:
   - Moxa UC-8410A Series industrial computer

  Gemini:
   - D-Link DNS-313 NAS enclosure

  OMAP:
   - LogicPD OMAP35xx SOM-LV devkit
   - LogicPD OMAP35xx Torpedo devkit

  Renesas:
   - r8a77970 (V3M) Starter Kit board
   - r8a7795 (M3-W) Salvator-XS board

  We finally managed to get the dtc warnings under control, with no more
  build-time warnings for bad device tree files. This includes fixes for
  the majority of platforms, including nomadik, samsung, lpc32xx, STi,
  spear, mediatek, freescale, qcom, realview, keystone, omap, kirkwood,
  renesas, hisilicon, and broadcom.

  Files get rearranged on a few platforms, in particular the Marvell
  Armada 7K/8K device tree files are changed in preparation for future
  SoC support, based on more than two of the same chips in one package,
  and some boards get renamed for oxnas for consistency.

  Finally, many existing SoCs gain descriptions for additional on-chip
  devices that we can now support with kernel drivers:

   - Allwinner A83t (drm, ethernet, i2c, ...), H3/H5 (USB-OTG)
   - Amlogic AXG family (clk, pinctrl, pwm, ...), and others (vpu, hdmi)
   - Aspeed clk controller support
   - Freescale LS1088A, LS1021A device support
   - Gemini Ethernet, PCI, TVE, panel
   - Keystone gpio, qspi, more uarts
   - Mediatek cpufreq, regulator, clock, reset
   - Marvell thermal, cpufreq, nand
   - Renesas SMP, thermal, timer, PWM, sound, phy, ipmmu
   - Rockchip Mipi, GPU, display
   - Samsung Exynos5433 PMU, power domain, nfc
   - Spreadtrum: sc9860 clocks
   - Tegra TX2 PSDI, HDMI, I2C,SMMU, display, fuse, ..."

* tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (690 commits)
  arm64: dts: stratix10: fix SPI settings
  ARM: dts: socfpga: add i2c reset signals
  arm64: dts: stratix10: add USB ECC reset bit
  arm64: dts: stratix10: enable USB on the devkit
  ARM: dts: socfpga: disable over-current for Arria10 USB devkit
  ARM: dts: Nokia N9: add support for up/down keys in the dts
  ARM: dts: nomadik: add interrupt-parent for clcd
  ARM: dts: Add ethernet to a bunch of platforms
  ARM: dts: Add ethernet to the Gemini SoC
  ARM: dts: rename oxnas dts files
  ARM: dts: s5pv210: add interrupt-parent for ohci
  ARM: lpc3250: fix uda1380 gpio numbers
  ARM: dts: STi: Add gpio polarity for "hdmi,hpd-gpio" property
  ARM: dts: dra7: Reduce shut down temperature of non-cpu thermal zones
  ARM: dts: n900: Add aliases for lcd and tvout displays
  ARM: dts: Update ti-sysc data for existing users
  ARM: dts: Fix smartreflex compatible for omap3 shared mpu-iva instance
  arm64: dts: marvell: armada-80x0: Fix pinctrl compatible string
  arm: spear13xx: Fix spics gpio controller's warning
  arm: spear13xx: Fix dmas cells
  ...
2018-02-01 16:07:54 -08:00
Masahiro Yamada
abb62c46d4 arm64: dts: uniphier: fix gpio-ranges property of PXs3 SoC
This is probably a copy-paste mistake.  The gpio-ranges of PXs3 is
different from that of LD20.

Fixes: 277b51e705 ("arm64: dts: uniphier: add GPIO controller nodes")
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2018-01-04 17:09:01 +01:00
Masahiro Yamada
dbdae8474e arm64: dts: uniphier: enable more serial ports for PXs3 ref board
The serial pins of PXs3 SoC are not multiplexed with any other
functions.  Enable serial2 and serial3 on the PXs3 reference board
because I see the connectors on the board.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2017-12-29 22:03:26 +09:00
Kunihiko Hayashi
31f1961d64 arm64: dts: uniphier: add has-transaction-translator property to usb node for LD11
When a full/low speed device is connected to USB 2.0 port on UniPhier SoC
that has ehci controller, the kernel shows the following messages.

| usb usb1-port1: Cannot enable. Maybe the USB cable is bad?
| usb usb1-port1: Cannot enable. Maybe the USB cable is bad?
| usb usb1-port1: Cannot enable. Maybe the USB cable is bad?
| usb usb1-port1: unable to enumerate USB device

To fix the issue, the driver needs to enable Transaction Translator on ehci
root hub. This adds 'has-transaction-translator' property to each node.

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2017-12-28 00:01:27 +09:00
Masahiro Yamada
c2aea8a4ab arm64: dts: uniphier: add GPIO hog definition for PXs3
Commit 15e85695e5 ("arm64: dts: uniphier: add GPIO hog definition")
missed to update the PXs3 DTS for some reason.  Do it now.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2017-12-12 00:47:36 +09:00
Masahiro Yamada
8311ca57ef arm64: dts: uniphier: use macros in dt-bindings header
The dt-bindings header was applied to the driver subsystem.  I had to
wait for a merge window to use it from DT.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2017-12-12 00:47:36 +09:00
Masahiro Yamada
897281bac4 arm64: dts: uniphier: remove unnecessary interrupt-parent
These were added to make the ARM64 branch self-contained because
updates for ARM and ARM64 are supposed to be sent as separate
pull requests.

Now, they were merged together in Linus' tree and interrupt-parent
from the arch/arm/boot/dts/uniphier-support-card.dtsi is visible from
ARM64 DT files by the cross-arch reference.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2017-11-29 22:21:08 +09:00
Dai Okamura
6af9bd4531 arm64: dts: uniphier: correct on-board device IRQ number for PXs3
Commit ba5b5034bd ("arm64: dts: uniphier: route on-board device IRQ
to GPIO controller for PXs3") has incorrect update.

Fixes: ba5b5034bd ("arm64: dts: uniphier: route on-board device IRQ to GPIO controller for PXs3")
Signed-off-by: Dai Okamura <okamura.dai@socionext.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2017-11-29 22:15:47 +09:00
Linus Torvalds
527d147074 ARM: Device-tree updates for 4.15
We add device tree files for a couple of additional SoCs in various areas:
 
 Allwinner R40/V40 for entertainment, Broadcom Hurricane 2 for networking,
 Amlogic A113D for audio, and Renesas R-Car V3M for automotive.
 
 As usual, lots of new boards get added based on those and other SoCs:
 
  - Actions S500 based CubieBoard6 single-board computer
 
  - Amlogic Meson-AXG A113D based development board
  - Amlogic S912 based Khadas VIM2 single-board computer
  - Amlogic S912 based Tronsmart Vega S96 set-top-box
 
  - Allwinner H5 based NanoPi NEO Plus2 single-board computer
  - Allwinner R40 based Banana Pi M2 Ultra and Berry single-board computers
  - Allwinner A83T based TBS A711 Tablet
 
  - Broadcom Hurricane 2 based Ubiquiti UniFi Switch 8
  - Broadcom bcm47xx based Luxul XAP-1440/XAP-810/ABR-4500/XBR-4500
      wireless access points and routers
 
  - NXP i.MX51 based Zodiac Inflight Innovations RDU1 board
  - NXP i.MX53 based GE Healthcare PPD biometric monitor
  - NXP i.MX6 based Pistachio single-board computer
  - NXP i.MX6 based Vining-2000 automotive diagnostic interface
  - NXP i.MX6 based Ka-Ro TX6 Computer-on-Module in additional variants
 
  - Qualcomm MSM8974 (Snapdragon 800) based Fairphone 2 phone
  - Qualcomm MSM8974pro (Snapdragon 801) based Sony Xperia Z2 Tablet
 
  - Realtek RTD1295 based set-top-boxes MeLE V9 and PROBOX2 AVA
 
  - Renesas R-Car V3M (R8A77970) SoC and "Eagle" reference board
  - Renesas H3ULCB and M3ULCB "Kingfisher" extension infotainment boards
  - Renasas r8a7745 based iWave G22D-SODIMM SoM
 
  - Rockchip rk3288 based Amarula Vyasa single-board computer
 
  - Samsung Exynos5800 based Odroid HC1 single-board computer
 
 For existing SoC support, there was a lot of ongoing work, as usual
 most of that concentrated on the Renesas, Rockchip, OMAP, i.MX, Amlogic
 and Allwinner platforms, but others were also active.
 
 Rob Herring and many others worked on reducing the number of issues that
 the latest version of 'dtc' now warns about. Unfortunately there is still
 a lot left to do.
 
 A rework of the ARM foundation model introduced several new files
 for common variations of the model.
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Merge tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM device-tree updates from Arnd Bergmann:
 "We add device tree files for a couple of additional SoCs in various
  areas:

  Allwinner R40/V40 for entertainment, Broadcom Hurricane 2 for
  networking, Amlogic A113D for audio, and Renesas R-Car V3M for
  automotive.

  As usual, lots of new boards get added based on those and other SoCs:

   - Actions S500 based CubieBoard6 single-board computer

   - Amlogic Meson-AXG A113D based development board
   - Amlogic S912 based Khadas VIM2 single-board computer
   - Amlogic S912 based Tronsmart Vega S96 set-top-box

   - Allwinner H5 based NanoPi NEO Plus2 single-board computer
   - Allwinner R40 based Banana Pi M2 Ultra and Berry single-board computers
   - Allwinner A83T based TBS A711 Tablet

   - Broadcom Hurricane 2 based Ubiquiti UniFi Switch 8
   - Broadcom bcm47xx based Luxul XAP-1440/XAP-810/ABR-4500/XBR-4500
     wireless access points and routers

   - NXP i.MX51 based Zodiac Inflight Innovations RDU1 board
   - NXP i.MX53 based GE Healthcare PPD biometric monitor
   - NXP i.MX6 based Pistachio single-board computer
   - NXP i.MX6 based Vining-2000 automotive diagnostic interface
   - NXP i.MX6 based Ka-Ro TX6 Computer-on-Module in additional variants

   - Qualcomm MSM8974 (Snapdragon 800) based Fairphone 2 phone
   - Qualcomm MSM8974pro (Snapdragon 801) based Sony Xperia Z2 Tablet

   - Realtek RTD1295 based set-top-boxes MeLE V9 and PROBOX2 AVA

   - Renesas R-Car V3M (R8A77970) SoC and "Eagle" reference board
   - Renesas H3ULCB and M3ULCB "Kingfisher" extension infotainment boards
   - Renasas r8a7745 based iWave G22D-SODIMM SoM

   - Rockchip rk3288 based Amarula Vyasa single-board computer

   - Samsung Exynos5800 based Odroid HC1 single-board computer

  For existing SoC support, there was a lot of ongoing work, as usual
  most of that concentrated on the Renesas, Rockchip, OMAP, i.MX,
  Amlogic and Allwinner platforms, but others were also active.

  Rob Herring and many others worked on reducing the number of issues
  that the latest version of 'dtc' now warns about. Unfortunately there
  is still a lot left to do.

  A rework of the ARM foundation model introduced several new files for
  common variations of the model"

* tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (599 commits)
  arm64: dts: uniphier: route on-board device IRQ to GPIO controller for PXs3
  dt-bindings: bus: Add documentation for the Technologic Systems NBUS
  arm64: dts: actions: s900-bubblegum-96: Add fake uart5 clock
  ARM: dts: owl-s500: Add CubieBoard6
  dt-bindings: arm: actions: Add CubieBoard6
  ARM: dts: owl-s500-guitar-bb-rev-b: Add fake uart3 clock
  ARM: dts: owl-s500: Set power domains for CPU2 and CPU3
  arm: dts: mt7623: remove unused compatible string for pio node
  arm: dts: mt7623: update usb related nodes
  arm: dts: mt7623: update crypto node
  ARM: dts: sun8i: a711: Enable USB OTG
  ARM: dts: sun8i: a711: Add regulator support
  ARM: dts: sun8i: a83t: bananapi-m3: Enable AP6212 WiFi on mmc1
  ARM: dts: sun8i: a83t: cubietruck-plus: Enable AP6330 WiFi on mmc1
  ARM: dts: sun8i: a83t: Move mmc1 pinctrl setting to dtsi file
  ARM: dts: sun8i: a83t: allwinner-h8homlet-v2: Add AXP818 regulator nodes
  ARM: dts: sun8i: a83t: bananapi-m3: Add AXP813 regulator nodes
  ARM: dts: sun8i: a83t: cubietruck-plus: Add AXP818 regulator nodes
  ARM: dts: sunxi: Add dtsi for AXP81x PMIC
  arm64: dts: allwinner: H5: Restore EMAC changes
  ...
2017-11-16 15:48:26 -08:00
Masahiro Yamada
ba5b5034bd arm64: dts: uniphier: route on-board device IRQ to GPIO controller for PXs3
Commit 429f203eb7 ("arm64: dts: uniphier: route on-board device IRQ
to GPIO controller") missed to update this DTS.  It becames a real
problem when arm and arm64 trees are merged together.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2017-11-16 17:16:55 +01:00
Linus Torvalds
37cb8e1f8e DeviceTree for 4.15:
- kbuild cleanups and improvements for dtbs
 
 - Code clean-up of overlay code and fixing for some long standing memory
   leak and race condition in applying overlays
 
 - Improvements to DT memory usage making sysfs/kobjects optional and
   skipping unflattening of disabled nodes. This is part of kernel
   tinification efforts.
 
 - Final piece of removing storing the full path for every DT node. The
   prerequisite conversion of printk's to use device_node format
   specifier happened in 4.14.
 
 - Sync with current upstream dtc. This brings additional checks to dtb
   compiling.
 
 - Binding doc tree wide removal of leading 0s from examples
 
 - RTC binding documentation adding missing devices and some
   consolidation of duplicated bindings
 
 - Vendor prefix documentation for nutsboard, Silicon Storage Technology,
   shimafuji, Tecon Microprocessor Technologies, DH electronics GmbH,
   Opal Kelly, and Next Thing
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Merge tag 'devicetree-for-4.15' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux

Pull DeviceTree updates from Rob Herring:
 "A bigger diffstat than usual with the kbuild changes and a tree wide
  fix in the binding documentation.

  Summary:

   - kbuild cleanups and improvements for dtbs

   - Code clean-up of overlay code and fixing for some long standing
     memory leak and race condition in applying overlays

   - Improvements to DT memory usage making sysfs/kobjects optional and
     skipping unflattening of disabled nodes. This is part of kernel
     tinification efforts.

   - Final piece of removing storing the full path for every DT node.
     The prerequisite conversion of printk's to use device_node format
     specifier happened in 4.14.

   - Sync with current upstream dtc. This brings additional checks to
     dtb compiling.

   - Binding doc tree wide removal of leading 0s from examples

   - RTC binding documentation adding missing devices and some
     consolidation of duplicated bindings

   - Vendor prefix documentation for nutsboard, Silicon Storage
     Technology, shimafuji, Tecon Microprocessor Technologies, DH
     electronics GmbH, Opal Kelly, and Next Thing"

* tag 'devicetree-for-4.15' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux: (55 commits)
  dt-bindings: usb: add #phy-cells to usb-nop-xceiv
  dt-bindings: Remove leading zeros from bindings notation
  kbuild: handle dtb-y and CONFIG_OF_ALL_DTBS natively in Makefile.lib
  MIPS: dts: remove bogus bcm96358nb4ser.dtb from dtb-y entry
  kbuild: clean up *.dtb and *.dtb.S patterns from top-level Makefile
  .gitignore: move *.dtb and *.dtb.S patterns to the top-level .gitignore
  .gitignore: sort normal pattern rules alphabetically
  dt-bindings: add vendor prefix for Next Thing Co.
  scripts/dtc: Update to upstream version v1.4.5-6-gc1e55a5513e9
  of: dynamic: fix memory leak related to properties of __of_node_dup
  of: overlay: make pr_err() string unique
  of: overlay: pr_err from return NOTIFY_OK to overlay apply/remove
  of: overlay: remove unneeded check for NULL kbasename()
  of: overlay: remove a dependency on device node full_name
  of: overlay: simplify applying symbols from an overlay
  of: overlay: avoid race condition between applying multiple overlays
  of: overlay: loosen overly strict phandle clash check
  of: overlay: expand check of whether overlay changeset can be removed
  of: overlay: detect cases where device tree may become corrupt
  of: overlay: minor restructuring
  ...
2017-11-14 18:25:40 -08:00
Masahiro Yamada
7e7962dd1a kbuild: handle dtb-y and CONFIG_OF_ALL_DTBS natively in Makefile.lib
If CONFIG_OF_ALL_DTBS is enabled, "make ARCH=arm64 dtbs" compiles each
DTB twice; one from arch/arm64/boot/dts/*/Makefile and the other from
the dtb-$(CONFIG_OF_ALL_DTBS) line in arch/arm64/boot/dts/Makefile.
It could be a race problem when building DTBS in parallel.

Another minor issue is CONFIG_OF_ALL_DTBS covers only *.dts in vendor
sub-directories, so this broke when Broadcom added one more hierarchy
in arch/arm64/boot/dts/broadcom/<soc>/.

One idea to fix the issues in a clean way is to move DTB handling
to Kbuild core scripts.  Makefile.dtbinst already recognizes dtb-y
natively, so it should not hurt to do so.

Add $(dtb-y) to extra-y, and $(dtb-) as well if CONFIG_OF_ALL_DTBS is
enabled.  All clutter things in Makefiles go away.

As a bonus clean-up, I also removed dts-dirs.  Just use subdir-y
directly to traverse sub-directories.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
[robh: corrected BUILTIN_DTB to CONFIG_BUILTIN_DTB]
Signed-off-by: Rob Herring <robh@kernel.org>
2017-11-09 17:03:07 -06:00
Masahiro Yamada
74ce1896c6 kbuild: clean up *.dtb and *.dtb.S patterns from top-level Makefile
We need to add "clean-files" in Makfiles to clean up DT blobs, but we
often miss to do so.

Since there are no source files that end with .dtb or .dtb.S, so we
can clean-up those files from the top-level Makefile.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Rob Herring <robh@kernel.org>
2017-11-08 11:20:24 -06:00
Linus Torvalds
b1878b857c ARM: SoC fixes for 4.14
Only two patches came in over the last two weeks: Uniphier USB support
 needs additional clocks enabled (on both 32-bit and 64-bit ARM), and
 a Marvell MVEBU stability issue has been fixed.
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Merge tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC fixes from Arnd Bergmann:
 "Only two patches came in over the last two weeks: Uniphier USB support
  needs additional clocks enabled (on both 32-bit and 64-bit ARM), and a
  Marvell MVEBU stability issue has been fixed"

* tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  ARM: dts: mvebu: pl310-cache disable double-linefill
  arm64: dts: uniphier: add STDMAC clock to EHCI nodes
  ARM: dts: uniphier: add STDMAC clock to EHCI nodes
2017-11-04 11:33:28 -07:00
Greg Kroah-Hartman
b24413180f License cleanup: add SPDX GPL-2.0 license identifier to files with no license
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>
2017-11-02 11:10:55 +01:00
Masahiro Yamada
76c48e1eca arm64: dts: uniphier: add resets properties
Add resets properties to all nodes that have reset lines.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2017-10-24 02:12:57 +09:00
Masahiro Yamada
b6e5ec203b arm64: dts: uniphier: add eMMC hardware reset provider node
Add mmc-pwrseq-emmc node to perform standard eMMC hardware reset
procedure.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2017-10-24 02:12:38 +09:00
Masahiro Yamada
15e85695e5 arm64: dts: uniphier: add GPIO hog definition
Interrupt lines from on-board devices are connected to the GPIO
controller.  Add GPIO hogging so that the corresponding GPIO line
is automatically requested.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2017-10-24 02:10:47 +09:00
Masahiro Yamada
429f203eb7 arm64: dts: uniphier: route on-board device IRQ to GPIO controller
Interrupt lines from on-board devices are connected to the GPIO
controller.  Handle this correctly.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2017-10-24 02:10:47 +09:00
Masahiro Yamada
277b51e705 arm64: dts: uniphier: add GPIO controller nodes
The GPIO controller also acts as an interrupt controller and the
interrupt lines are connected to the AIDET block.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2017-10-24 02:10:41 +09:00
Masahiro Yamada
9cd7d03f20 arm64: dts: uniphier: fix W=2 build warnings
Fix warnings like follows:

Warning (node_name_chars_strict): Character '_' not recommended in ...

Commit 8654cb8d03 ("dtc: update warning settings for new bus and
node/property name checks") says these checks are a bit subjective,
but Rob also says to not add new W=2 warnings.

The exising warnings should be fixed in order to catch new ones
easily.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2017-10-24 01:28:46 +09:00
Masahiro Yamada
ae4cce8788 arm64: dts: uniphier: enable NAND for PXs3 reference board
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2017-10-23 10:09:48 +09:00