Commit Graph

29 Commits

Author SHA1 Message Date
Oleksij Rempel
2e33a7b5fd ARM: dts: exynos: fix compatible strings for Ethernet USB devices
Fix compatible string for Ethernet USB device as required by USB device schema:
 Documentation/devicetree/bindings/usb/usb-device.yaml
  The textual representation of VID and PID shall be in lower case hexadecimal
  with leading zeroes suppressed.

Since there are no kernel driver matching against this compatibles, I
expect no regressions with this patch. At the same time, without this fix, we
are not be able to validate this device nodes with newly provided DT
schema.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Link: https://lore.kernel.org/r/20220216074927.3619425-7-o.rempel@pengutronix.de
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
2022-04-04 18:21:28 +02:00
Oleksij Rempel
c1ed0f4103 ARM: dts: exynos: fix ethernet node name for different odroid boards
The node name of Ethernet controller should be "ethernet" instead of
"usbether" as required by Ethernet controller devicetree schema:
 Documentation/devicetree/bindings/net/ethernet-controller.yaml

This patch can potentially affect boot loaders patching against full
node path instead of using device aliases.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Link: https://lore.kernel.org/r/20220216074927.3619425-6-o.rempel@pengutronix.de
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
2022-04-04 18:21:18 +02:00
Arnd Bergmann
4d9b86eb38 Samsung pinctrl DTS and driver changes for v5.18
Conversion of Samsung pinctrl bindings to dtschema followed up with
 alignment of DTS files to the dtschema.
 
 The entire work consists of three parts but everything should be merged
 at once to avoid dtschema check errors:
 1. Samsung pinctrl driver change necessary to accept new DTS (driver
    depends on node names and this has to be adjusted because of dtschema).
 2. Conversion to dtschema which brings requirement of different naming
    of the GPIO nodes.
 3. DTS commits depending on driver (1) above, which convert all GPIO pin
    bank names to new naming, required by dtschema.
    This also includes few cleanups around DTS which are here to avoid
    any merge conflicts.
 
 The Samsung pinctrl driver changes are backwards compatible.  However
 the DTS changes (renaming nodes) could cause problems in out-of-tree or
 other project implementations of the driver.
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Merge tag 'samsung-dt-pinctrl-5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux into arm/dt

Samsung pinctrl DTS and driver changes for v5.18

Conversion of Samsung pinctrl bindings to dtschema followed up with
alignment of DTS files to the dtschema.

The entire work consists of three parts but everything should be merged
at once to avoid dtschema check errors:
1. Samsung pinctrl driver change necessary to accept new DTS (driver
   depends on node names and this has to be adjusted because of dtschema).
2. Conversion to dtschema which brings requirement of different naming
   of the GPIO nodes.
3. DTS commits depending on driver (1) above, which convert all GPIO pin
   bank names to new naming, required by dtschema.
   This also includes few cleanups around DTS which are here to avoid
   any merge conflicts.

The Samsung pinctrl driver changes are backwards compatible.  However
the DTS changes (renaming nodes) could cause problems in out-of-tree or
other project implementations of the driver.

* tag 'samsung-dt-pinctrl-5.18' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux: (28 commits)
  arm64: dts: exynos: use dedicated wake-up pinctrl compatible in ExynosAutov9
  ARM: dts: s5pv210: align pinctrl with dtschema
  ARM: dts: s3c64xx: align pinctrl with dtschema
  ARM: dts: s3c24xx: align pinctrl with dtschema
  arm64: dts: exynos: align pinctrl with dtschema in ExynosAutov9
  arm64: dts: exynos: align pinctrl with dtschema in Exynos7
  arm64: dts: exynos: align pinctrl with dtschema in Exynos5433
  ARM: dts: exynos: align pinctrl with dtschema in Exynos542x/5800
  ARM: dts: exynos: align pinctrl with dtschema in Exynos5410
  ARM: dts: exynos: align pinctrl with dtschema in Exynos5260
  ARM: dts: exynos: align pinctrl with dtschema in Exynos5250
  ARM: dts: exynos: align pinctrl with dtschema in Exynos4412
  ARM: dts: exynos: align pinctrl with dtschema in Exynos4210
  ARM: dts: exynos: align pinctrl with dtschema in Exynos3250
  ARM: dts: s3c64xx: drop unneeded pinctrl wake-up interrupt mapping
  ARM: dts: exynos: simplify PMIC DVS pin configuration in Peach Pi
  ARM: dts: exynos: override pins by label in Peach Pi
  ARM: dts: exynos: simplify PMIC DVS pin configuration in Peach Pit
  ARM: dts: exynos: override pins by label in Peach Pit
  ARM: dts: exynos: simplify PMIC DVS pin configuration in Odroid XU
  ...

Link: https://lore.kernel.org/r/20220129115352.13274-1-krzysztof.kozlowski@canonical.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2022-02-25 15:21:48 +01:00
Krzysztof Kozlowski
0d42eb5ac6 ARM: dts: exynos: drop unsupported MAX77802 regulators on Odroid XU
The numbering of regulators is not continuous and the MAX77802 does not
support regulators LDO16, LDO22 and LDO31.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Link: https://lore.kernel.org/r/20211228164305.35877-2-krzysztof.kozlowski@canonical.com
2022-01-23 18:02:54 +01:00
Krzysztof Kozlowski
7a749eeec4 ARM: dts: exynos: align pinctrl with dtschema in Exynos5410
Align the pin controller related nodes with dtschema.  No functional
change expected.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Link: https://lore.kernel.org/r/20220111201722.327219-9-krzysztof.kozlowski@canonical.com
2022-01-23 17:54:53 +01:00
Krzysztof Kozlowski
503d77b3d1 ARM: dts: exynos: simplify PMIC DVS pin configuration in Odroid XU
The pin configuration for PMIC DVS (pmic-dvs-2 and pmic-dvs-3) are
exactly the same, so merge them.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Link: https://lore.kernel.org/r/20220111201426.326777-5-krzysztof.kozlowski@canonical.com
2022-01-23 17:54:52 +01:00
Krzysztof Kozlowski
760ebb8a25 ARM: dts: exynos: enable PMIC wakeup from suspend on Odroid XU
The RTC on Maxim max77802 PMIC can wakeup the system from suspend to
RAM.  Add a generic property for this.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Link: https://lore.kernel.org/r/20210420164943.11152-4-krzysztof.kozlowski@canonical.com
2021-05-11 08:39:14 -04:00
Łukasz Stelmach
dff7ae5c50 ARM: dts: exynos: Add Ethernet interface description for Odroid XU
Add Ethernet interface description for Odroid XU.

Add an alias to enable bootloaders to find the Ethernet interface
and assign a MAC address.

Signed-off-by: Łukasz Stelmach <l.stelmach@samsung.com>
Link: https://lore.kernel.org/r/20201103184412.18874-5-l.stelmach@samsung.com
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2020-11-05 20:30:12 +01:00
Krzysztof Kozlowski
e5fbceb07e ARM: dts: exynos: adjust node names to DT spec in Odroid XU
The Devicetree specification expects device node names to have a generic
name, representing the class of a device.  Also the convention for node
names is to use hyphens, not underscores.

No functional changes.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20201027170947.132725-8-krzk@kernel.org
2020-10-28 22:46:25 +01:00
Krzysztof Kozlowski
4b6533c04a ARM: dts: exynos: disable pull up of USB 3.0 over-current on Odroid XU
The Odroid XU has external pull ups for USB 3.0 over-current pins, so
disable the internal one.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20201015182044.480562-4-krzk@kernel.org
Tested-by: Gabriel Ribba Esteva <gabriel.ribbae@gmail.com>
2020-10-26 19:52:35 +01:00
Krzysztof Kozlowski
bd7e7ff56f ARM: dts: exynos: fix USB 3.0 pins supply being turned off on Odroid XU
On Odroid XU LDO12 and LDO15 supplies the power to USB 3.0 blocks but
the GPK GPIO pins are supplied by LDO7 (VDDQ_LCD).  LDO7 also supplies
GPJ GPIO pins.

The Exynos pinctrl driver does not take any supplies, so to have entire
GPIO block always available, make the regulator always on.

Fixes: 88644b4c75 ("ARM: dts: exynos: Configure PWM, usb3503, PMIC and thermal on Odroid XU board")
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20201015182044.480562-3-krzk@kernel.org
Tested-by: Gabriel Ribba Esteva <gabriel.ribbae@gmail.com>
2020-10-26 19:52:22 +01:00
Krzysztof Kozlowski
ecc1ff532b ARM: dts: exynos: fix roles of USB 3.0 ports on Odroid XU
On Odroid XU board the USB3-0 port is a microUSB and USB3-1 port is USB
type A (host).  The roles were copied from Odroid XU3 (Exynos5422)
design which has it reversed.

Fixes: 8149afe4db ("ARM: dts: exynos: Add initial support for Odroid XU board")
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20201015182044.480562-1-krzk@kernel.org
Tested-by: Gabriel Ribba Esteva <gabriel.ribbae@gmail.com>
2020-10-26 19:51:33 +01:00
Krzysztof Kozlowski
9e7fe41778 ARM: dts: exynos: Correct whitespace and indentation issues in Exynos5
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
2020-09-03 22:47:07 +02:00
Marek Szyprowski
5206265f78 ARM: dts: exynos: Correct USB3503 GPIOs polarity
Current USB3503 driver ignores GPIO polarity and always operates as if the
GPIO lines were flagged as ACTIVE_HIGH. Fix the polarity for the existing
USB3503 chip applications to match the chip specification and common
convention for naming the pins. The only pin, which has to be ACTIVE_LOW
is the reset pin. The remaining are ACTIVE_HIGH. This change allows later
to fix the USB3503 driver to properly use generic GPIO bindings and read
polarity from DT.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2019-12-12 21:18:36 +01:00
Krzysztof Kozlowski
d2cac68e0d ARM: dts: exynos: Add ADC node to Exynos5410 and Odroid XU
Move the ADC from exynos5420.dtsi to a shared file between Exynos5410 and
Exynos542x: exynos54xx.dtsi.  Enable the ADC on Odroid XU board.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2019-06-11 20:37:21 +02:00
Robin Murphy
c8e3993dd5 dt-bindings: hwmon (pwm-fan) Remove dead "cooling-*-state" properties
The old "cooling-{min,max}-state" properties for thermal bindings were
ratified to "cooling-{min,max}-level" by commit eb168b70de ("of:
thermal: Fix inconsitency between cooling-*-state and cooling-*-level"),
which were later removed entirely by commit e04907dbc2 ("dt-bindings:
thermal: Remove "cooling-{min|max}-level" properties").

The pwm-fan binding, however, was apparently in-flight in parallel with
that ratification, and so managed to introduce an example of the old
properties which escaped the scope of the later cleanup and has thus
continued to be dutifully copied for new boards despite being useless.
Clean up these remaining undocumented anachronisms to minimise any
further confusion.

Acked-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Acked-by: Thierry Reding <treding@nvidia.com>
Acked-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Shawn Guo <shawnguo@kernel.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2019-04-28 12:54:31 -07:00
Krzysztof Kozlowski
48ab742ce3 ARM: dts: exynos: Add pin configuration for SD write protect on Odroid XU
Add SD card write-protect pin configuration to be sure that it will be
properly pulled down to indicate write access.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2018-10-01 18:51:51 +02:00
Krzysztof Kozlowski
cc4637f7c9 ARM: dts: exynos: Add SPDX license identifiers
Replace GPL v2.0 license statements with SPDX license identifiers.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2018-01-03 18:27:26 +01:00
Rob Herring
8dccafaa28 arm: dts: fix unit-address leading 0s
Fix dtc warnings for 'simple_bus_reg' due to leading 0s. Converted using
the following command:

perl -p -i -e 's/\@0+([0-9a-f])/\@$1/g' `find arch/arm/boot/dts -type -f -name '*.dts*'

Dropped changes to ARM, Ltd. boards LED nodes and manually fixed up some
occurrences of uppercase hex.

Signed-off-by: Rob Herring <robh@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2017-10-20 00:37:54 +02:00
Sylwester Nawrocki
ad3b5ef7ee ARM: dts: exynos: Add entries for sound support on Odroid-XU board
This patch adds device nodes for the AUDSS clock controller,
peripheral DMA 0/1 controllers and the Audio Subsystem I2S controller.
These entries are required for sound support on Odroid-XU board.

Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2016-10-17 18:46:17 +03:00
Linus Torvalds
00e729c933 ARM: DT updates for v4.9
These are as usual a very large number of mostly boring updates to
 enable devices in existing machines, or to fix minor bugs.  Notably,
 an ongoing treewide effort to fix warnings caused by an update to the
 device tree compiler. These are enabled with "make W=1" at the moment
 but can hopefully become the default once all issues have been addressed.
 
 No new SoC platform is added this time around (Armada 395 and Orion
 mv88f5181 are slight variations of existing ones), but a significant
 number of new dts files are added, which I list by platform:
 
 - Allwinner: Empire Electronix M712 and iNet d978 Rev2 tablets;
 	Orange Pi PC Plus, Orange Pi 2, Orange Pi Plus 2E,
 	Orange Pi Lite, Olimex A33-Olinuxino, and Nano Pi Neo
 	single-board computers
 
 - ARM Realview: all supported machines (ported from board files)
 
 - Broadcom: BCM958525er, BCM958522er, BCM988312hr, BCM958623hr and
 	BCM958622hr reference boards for Northstar platform;
 	Raspberry Pi Zero single-board computer
 
 - Marvell EBU: Netgear WNR854T router (ported from board file);
 	Armada 395 SoC platform and GP board
 	Armada 390 DB development board
 
 - NXP i.MX: imx7s Warp7 reference board;
 	Gateworks Ventana GW553x single-board computer,
 	Technologic Systems TS-4900 and
 	Engicam IMX6UL GEA M6UL computer-on-module,
 	Inverse Path USB armory board
 
 - Qualcomm: LG Nexus 5 Phone
 
 - Renesas: r8a7792/wheat and r7s72100/rskrza1 development boards
 
 - Rockchip: Rockchip RK3288 Fennec reference board;
 	Firefly RK3288 Reload platform
 
 - ST Microelectronics STi: B2260 (96boards) single-board computer
 
 - TI Davinci: OMAP-L138 LCDK Development kit
 
 - TI OMAP: beagleboard-x15 rev B1 single-board computer
 
 Conflicts: vendor-prefixes.txt has conflicting additions, keep all of
 them in alphabetical order.
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Merge tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM DT updates from Arnd Bergmann:
 "These are as usual a very large number of mostly boring updates to
  enable devices in existing machines, or to fix minor bugs. Notably, an
  ongoing treewide effort to fix warnings caused by an update to the
  device tree compiler. These are enabled with "make W=1" at the moment
  but can hopefully become the default once all issues have been
  addressed.

  No new SoC platform is added this time around (Armada 395 and Orion
  mv88f5181 are slight variations of existing ones), but a significant
  number of new dts files are added, which I list by platform:

   - Allwinner: Empire Electronix M712 and iNet d978 Rev2 tablets,
     Orange Pi PC Plus, Orange Pi 2, Orange Pi Plus 2E, Orange Pi Lite,
     Olimex A33-Olinuxino, and Nano Pi Neo single-board computers

   - ARM Realview: all supported machines (ported from board files)

   - Broadcom: BCM958525er, BCM958522er, BCM988312hr, BCM958623hr and
     BCM958622hr reference boards for Northstar platform, Raspberry Pi
     Zero single-board computer

   - Marvell EBU: Netgear WNR854T router (ported from board file),
     Armada 395 SoC platform and GP board Armada 390 DB development
     board

   - NXP i.MX: imx7s Warp7 reference board, Gateworks Ventana GW553x
     single-board computer, Technologic Systems TS-4900 and Engicam
     IMX6UL GEA M6UL computer-on-module, Inverse Path USB armory board

   - Qualcomm: LG Nexus 5 Phone

   - Renesas: r8a7792/wheat and r7s72100/rskrza1 development boards

   - Rockchip: Rockchip RK3288 Fennec reference board, Firefly RK3288
     Reload platform

   - ST Microelectronics STi: B2260 (96boards) single-board computer

   - TI Davinci: OMAP-L138 LCDK Development kit

   - TI OMAP: beagleboard-x15 rev B1 single-board computer"

* tag 'armsoc-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (390 commits)
  ARM: dts: sony-nsz-gs7: add missing unit name to /memory node
  ARM: dts: chromecast: add missing unit name to /memory node
  ARM: dts: berlin2q-marvell-dmp: add missing unit name to /memory node
  ARM: dts: berlin2: Add missing unit name to /soc node
  ARM: dts: berlin2cd: Add missing unit name to /soc node
  ARM: dts: berlin2q: Add missing unit name to /soc node
  ARM: dts: berlin2: Remove skeleton.dtsi inclusion
  ARM: dts: berlin2cd: Remove skeleton.dtsi inclusion
  ARM: dts: berlin2q: Remove skeleton.dtsi inclusion
  arm: dts: berlin2q: enable all wdt nodes unconditionally
  arm: dts: berlin2: enable all wdt nodes unconditionally
  ARM: dts: omap5-igep0050.dts: Use tabs for indentation
  ARM: dts: Fix igepv5 power button GPIO direction
  ARM: dts: am335x-evmsk: Add blue-and-red-wiring -property to lcdc node
  ARM: dts: am335x-evmsk: Whitespace cleanup of lcdc related nodes
  ARM: dts: am335x-evm: Add blue-and-red-wiring -property to lcdc node
  ARM: dts: s3c64xx: Use macros for pinctrl configuration
  ARM: dts: s3c2416: Use macros for pinctrl configuration
  ARM: dts: s5pv210: Use macros for pinctrl configuration
  ARM: dts: s3c64xx: Use common macros for pinctrl configuration
  ...
2016-10-07 21:29:04 -07:00
Arnd Bergmann
2008ee090c Topic branch for Samsung DeviceTree cleanup for 4.9.
Replace in DT sources hard-coded values for pinctrl configuration like pull
 up/down, drive strength and function. This makes the DTS easier to read,
 especially that some drive strengths values are quite non-obvious.
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Merge tag 'samsung-dt-pinctrl-4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux into next/dt

Pull "Topic branch for Samsung DeviceTree cleanup for 4.9" from Krzysztof Kozłowski:

Replace in DT sources hard-coded values for pinctrl configuration like pull
up/down, drive strength and function. This makes the DTS easier to read,
especially that some drive strengths values are quite non-obvious.

* tag 'samsung-dt-pinctrl-4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux:
  ARM: dts: s3c64xx: Use macros for pinctrl configuration
  ARM: dts: s3c2416: Use macros for pinctrl configuration
  ARM: dts: s5pv210: Use macros for pinctrl configuration
  ARM: dts: s3c64xx: Use common macros for pinctrl configuration
  ARM: dts: exynos: Fix mismatched values of SD drive strengh configuration on exynos4415
  ARM: dts: exynos: Fix mismatched value for SD4 pull up/down configuration on exynos4210
  ARM: dts: exynos: Use macros for pinctrl configuration on exynos542x/exynos5800
  ARM: dts: exynos: Use macros for pinctrl configuration on exynos5410
  ARM: dts: exynos: Use macros for pinctrl configuration on exynos5260
  ARM: dts: exynos: Use macros for pinctrl configuration on exynos5250
  ARM: dts: exynos: Use macros for pinctrl configuration on exynos4415
  ARM: dts: exynos: Use macros for pinctrl configuration on exynos4x12
  ARM: dts: exynos: Use macros for pinctrl configuration on exynos4210
  ARM: dts: exynos: Use macros for pinctrl configuration on exynos3250
  ARM: dts: exynos: Use common macros for pinctrl configuration
  pinctrl: dt-bindings: samsung: Update documentation with new macros
  pinctrl: dt-bindings: samsung: Add header with values used for configuration
2016-09-19 17:46:56 +02:00
Krzysztof Kozlowski
17dcc16fbd ARM: dts: exynos: Use macros for pinctrl configuration on exynos5410
Usage of DTS macros instead of hard-coded numbers makes code easier to
read.  One does not have to remember which value means pull-up/down or
specific driver strength.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
2016-09-16 13:32:03 +02:00
Javier Martinez Canillas
a0eb109598 ARM: dts: exynos: Add missing unit name to memory nodes in Exynos5 DTS
This patch fixes the following DTC warnings:

"Node /memory has a reg or ranges property, but no unit name"

Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2016-09-01 18:30:34 +02:00
Javier Martinez Canillas
12676ee1a4 ARM: dts: exynos: Remove skeleton.dtsi usage for Exynos5
The skeleton.dtsi file was removed in ARM64 for different reasons as
explained in commit ("3ebee5a2e141 arm64: dts: kill skeleton.dtsi").

These also applies to ARM and it will also allow to get rid of the
following DTC warnings in the future:

"Node /memory has a reg or ranges property, but no unit name"

The disassembled DTB are almost the same besides an empty chosen
node being removed and nodes reordered, so it should not have
functional changes.

Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2016-09-01 18:30:29 +02:00
Krzysztof Kozlowski
5a5232d193 ARM: dts: exynos: Use stdout non-deprecated property and add serial options to Odroid XU/XU3/XU4
The "linux,stdout-path" is deprecated.

Add serial options so the console can be properly configured when
bootloader does not pass "console" parameter to the command line.  Without
options and lack of "console" in command line, the serial output dies
during boot (just after probing sound, probably because of rate change).

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>
2016-08-19 08:15:34 +02:00
Krzysztof Kozlowski
162f2db394 ARM: dts: exynos: Properly select eMMC HighSpeed mode on Odroid XU
Exynos5410 supports eMMC version 4.41 so HS200 is the top mode which
should be configured.  This is reflected in usage of
"samsung,exynos5250-dw-mshc" compatible.  However Odroid XU DTS
contained also property "mmc-hs400-1_8v" which is parsed by MMC core
therefore resulting in mixed configuration.  MMC core set HS400 but
dwmmc_exynos driver did not configure the data strobe for HS400 DDR
mode.

Removal of HS400 properties fixes semi-random mmc errors during boot:
  mmc_host mmc0: Bus speed (slot 0) = 400000000Hz (slot req 200000000Hz, actual 200000000HZ div = 1)
  mmc0: mmc_select_hs400 failed, error -84
  mmc0: error -84 whilst initialising MMC card

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
2016-08-10 11:53:37 +02:00
Krzysztof Kozlowski
88644b4c75 ARM: dts: exynos: Configure PWM, usb3503, PMIC and thermal on Odroid XU board
Extend the DTS for Exynos5410-based Odroid XU board with:
1. Proper PWM outputs,
2. usb3503 USB HUB (with integrated LAN9730 ethernet adapter (smsc95xx)),
3. Maxim 77802 PMIC (regulators, 32 kHz clocks, RTC),
4. CPU thermal (trip points are the same as in Odroid XU3/XU4 but
   cooling maps are different as there is no CPU freq and only one
   cluster available for now),
5. Regulator supplies for USB 3.0.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>
2016-06-06 13:17:20 +02:00
Krzysztof Kozlowski
8149afe4db ARM: dts: exynos: Add initial support for Odroid XU board
The Hardkernel's Odroid XU board was first design with big.LITTLE SoC
from Samsung: the Exynos5410. Details:
1. Exynos5410 octa-core (A15+A7, however as of now only one cluster is
   enabled),
2. 2 GB DDR3 RAM,
3. PowerVR SGX544MP3 GPU (not enabled in DTS),
4. USB 3.0 Host x 1, USB 3.0 OTG x 1, USB 2.0 Host x 4,
5. HDMI 1.4a, MIPI DSI and Display Port (Display Port not on all of
   revisions though),
6. eMMC 4.5 and microSD slots.

Comparing this board to Odroid XU3 (more popular), the differences are:
1. Exynos5410 instead of 5422,
2. MIPI DSI LCD connector,
3. Main PMIC: Maxim 77802 instead of S2MPS11,
4. USB3503+LAN9730 instead of integrated LAN9514,
5. eMMC 4.5 instead of eMMC 5.0,

This patch adds initial support for the XU board with working basic
functions, eMMC/SD and USB (including attached ethernet adapter).

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>
Link: http://www.hardkernel.com/main/products/prdt_info.php?g_code=G137510300620
2016-05-31 12:42:41 +02:00