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Olof Johansson [Sun, 23 Sep 2018 13:20:06 +0000 (06:20 -0700)]
Merge tag 'v4.20-rockchip-dts64-1' of git://git./linux/kernel/git/mmind/linux-rockchip into next/dt
New soc support for the px30 quad-core Cortex-A35.
New boards are the px30 eval board and roc-rk3399-pc.
The rk3328 got support for the one gpio controlled via the general
register files and the rk3399 finally got its idle-states defined.
And finally fixes and improvements for firefly-rk3399 (wifi),
roc-rk3328-cc (sdmmc-uhs, io-domains), rk3328-rock64 (gpio-regulator
pin fix) and rk3399-sapphire (gpio-regulator pin fix, pmic pin fix
and type-c port supply).
* tag 'v4.20-rockchip-dts64-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip:
arm64: dts: rockchip: Add type-c port supply on rk3399-sapphire board
arm64: dts: rockchip: fix vcc_host1_5v pin assign on rk3328-rock64
arm64: dts: rockchip: add WiFi module support for Firefly-RK3399
arm64: dts: rockchip: remove dvs2 pinctrl from pmic on rk3399-sapphire
arm64: dts: rockchip: Fix VCC5V0_HOST_EN on rk3399-sapphire
arm64: dts: rockchip: re-order vcc_sys on rk3399-sapphire
arm64: dts: rockchip: add missing vop properties for px30
arm64: dts: rockchip: Add idle-states to device tree for rk3399
arm64: dts: rockchip: add sdmmc UHS support for roc-rk3328-cc
arm64: dts: rockchip: add GRF GPIO controller to rk3328
arm64: dts: rockchip: add io-domain to roc-rk3328-cc
arm64: dts: rockchip: add PX30 evaluation board devicetree
arm64: dts: rockchip: add core dtsi file for PX30 SoCs
dt-bindings: rockchip: grf: add grf and pmugrf description for px30
arm64: dts: rockchip: add support for ROC-RK3399-PC board
Signed-off-by: Olof Johansson <olof@lixom.net>
Olof Johansson [Sun, 23 Sep 2018 13:19:04 +0000 (06:19 -0700)]
Merge tag 'renesas-arm64-dt-for-v4.20' of https://git./linux/kernel/git/horms/renesas into next/dt
Renesas ARM64 Based SoC DT Updates for v4.20
* Correct whitespace around assignments
* R-Car Gen-3 SoCs:
- Enable SDR104 for SD devices
- Include R-Car product name in DTSI files to ease maintenance
* R-Car Gen-3 SoC based boards: Convert to new LVDS DT bindings
* R-Car Gen 3 Salvator-X and Salvator-XS boards:
- Override secondary addresses of ADV748x to avoid address conflicts
* R-Car Gen 3 based Salvator-XS board: Enable SATA
* R-Car M3-N (r8a77965) SoC:
- Add FDP1 device nodes
- Move arm_cc630p and timer nodes to restore sort-order of file
- Correct clock/reset for usb2_phy1
- Correct HS-USB compat string
- Add OPPs table for cpu devices enabling CPUFreq support
- Add CAN device placeholder nodes to facilitate adding
initial device tree for KF daughter board
- Attach SYS-DMAC to the IPMMU
* R-Car M3-N (r8a77965) based ULCB board:
- Initial device tree for board and KF daughter board
* R-Car E3 (r8a77990) SoC:
- Add SYS-DMAC, I2C VIN, CSI-2, MSIOF device nodes
- Add BRG support to SCIF2 which allows an increase in serial clock accuracy
- Use CPG/MSSR and SYSC binding definitions
* R-Car E3 (r8a77990) based Ebisu board: Enable PWM
* R-Car D3 (r8a77995) SoC: Attach the SYS-DMAC to the IPMMU
* R-Car D3 (r8a77995) based Draak board: Sort device nodes
* R-Car V3H (r8a77980) based V3HSK board:
- Move lvds0 node to restore sort-order of file
* R-Car V3H (r8a77980) SoC:
- Add RWDT, CSI2 and VIN, Cortex-A53 PMU nodes
- Move IPMMU and CAN clock nodes to restore sort-order of file
* R-Car V3M (r8a77970) SoC:
- Add MMC nodes
- Move CAN clock node to restore sort-order of file
* R-Car V3M (r8a77970) based V3MSK board: Add eMMC support
* R-Car V3H (r8a77980) based Condor board: Add PCIe, DU, LVDS and HDMI support
* RZ/G2M (r8a774a1) SoC:
- Initial device tree
- Add SYS-DMAC, SCIF, HSCIF, INTC-EX, EtherAVB, RWDT, pinctl, GPIO,
SDHI, I2C, IIC-DVFS, thermal, IPMMU, MSIOF, Cortex-A53 CPU core,
PWM, Audio, FCPF, FCPV, USB2.0, USB-DMAC, HSUSB and USB3.0 device nodes
* tag 'renesas-arm64-dt-for-v4.20' of https://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas: (58 commits)
arm64: dts: r8a77965: add FDP1 device nodes
arm64: dts: renesas: draak: Sort device nodes
arm64: dts: renesas: enable SDR104 on R-Car Gen3
arm64: dts: renesas: r8a77990: Add SYS-DMAC device nodes
arm64: dts: renesas: r8a77990: Add I2C device nodes
arm64: dts: renesas: r8a77990: Add VIN and CSI-2 device nodes
arm64: dts: renesas: r8a77990: Add all MSIOF nodes
arm64: dts: renesas: r8a7795: Move arm_cc630p node
arm64: dts: renesas: r8a77990: Add BRG support to SCIF2
arm64: dts: renesas: r8a77990: Use CPG/MSSR and SYSC binding definitions
arm64: dts: renesas: salvator-xs: Improve SATA switch settings comments
arm64: dts: renesas: r8a77965: Fix clock/reset for usb2_phy1
arm64: dts: renesas: r8a77965: Fix HS-USB compatible
arm64: dts: renesas: r8a77965: Move timer node
arm64: dts: renesas: v3hsk: Move lvds0 node
arm64: dts: renesas: Fix whitespace around assignments
arm64: dts: renesas: r8a77965: m3nulcb-kf: Initial device tree
arm64: dts: renesas: condor: add PCIe support
arm64: dts: renesas: r8a77980: add PCIe support
arm64: dts: renesas: r8a774a1: Add USB3.0 device nodes
...
Signed-off-by: Olof Johansson <olof@lixom.net>
Olof Johansson [Sun, 23 Sep 2018 13:14:40 +0000 (06:14 -0700)]
Merge tag 'renesas-arm-dt-for-v4.20' of https://git./linux/kernel/git/horms/renesas into next/dt
Renesas ARM Based SoC DT Updates for v4.20
* R-Car Gen1 SoCs: Include product name in DTSI files for ease of maintenance
* R-Car Gen2 SoCs:
- Convert to new DU DT bindings
- Correct SATA device sizes to 2 MiB
* R-Car H2 (r8a7790) based Porter board: Add DA9063 OnKey PMIC node
* R-Car E2 (r8a7794) based Silk board: Add DA9063 PMIC, RTC and OnKey nodes
* R-Car M2-N (r8a7793) based Gose board: Add DA9210 node for CPU DVFS
* RZ/G1C (R8A77470) SoC:
- Add GPIO nodes
- Add PFC support
- Use r8a77470-sysc binding definitions
* RZ/G1C (r8a77470) iW-RainboW-G23S dev platform:
- Specify EtherAVB PHY IRQ
- Add pinctl support for scif1
* RZ/N1D (r9a06g032) SoC: Use r9a06g032-sysctrl binding definitions
* tag 'renesas-arm-dt-for-v4.20' of https://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas:
ARM: dts: r9a06g032: Use r9a06g032-sysctrl binding definitions
ARM: dts: Include R-Car Gen1 product name in DTSI files
ARM: dts: stout: Add DA9063 OnKey node
ARM: dts: silk: Add DA9063 RTC and OnKey node
ARM: dts: iwg23s-sbc: specify EtherAVB PHY IRQ
ARM: dts: r8a77470: Add GPIO support
ARM: dts: silk: Add DA9063 PMIC node
ARM: dts: gose: Add DA9210 node for CPU DVFS
ARM: dts: rcar-gen2: Convert to new DU DT bindings
ARM: dts: iwg23s-sbc: Add pinctl support for scif1
ARM: dts: r8a77470: Add PFC support
ARM: dts: r8a77470: Use r8a77470-sysc binding definitions
ARM: dts: rcar: Correct SATA device sizes to 2 MiB
Signed-off-by: Olof Johansson <olof@lixom.net>
Hoan Nguyen An [Fri, 24 Aug 2018 04:52:28 +0000 (13:52 +0900)]
arm64: dts: r8a77965: add FDP1 device nodes
The r8a77965 has a single FDP1 instance.
Signed-off-by: Hoan Nguyen An <na-hoan@jinso.co.jp>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Geert Uytterhoeven [Thu, 6 Sep 2018 12:41:01 +0000 (14:41 +0200)]
arm64: dts: renesas: draak: Sort device nodes
- Device nodes with unit addresses are sorted by unit address,
- Device nodes without unit addresses and references are sorted
alphabetically.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Wolfram Sang [Tue, 21 Aug 2018 19:03:56 +0000 (21:03 +0200)]
arm64: dts: renesas: enable SDR104 on R-Car Gen3
Successfully tested on H3 ES1.0 and ES2.0, M3-W ES1.0, and M3-N ES1.0.
Even previously stubborn cards work fine. Transfer rates were >60MB/s.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Takeshi Kihara [Tue, 4 Sep 2018 20:22:27 +0000 (05:22 +0900)]
arm64: dts: renesas: r8a77990: Add SYS-DMAC device nodes
This patch adds SYS-DMAC{0,1,2} device nodes for the R8A77990 SoC.
Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
Signed-off-by: Yoshihiro Kaneko <ykaneko0929@gmail.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Takeshi Kihara [Wed, 5 Sep 2018 15:29:44 +0000 (17:29 +0200)]
arm64: dts: renesas: r8a77990: Add I2C device nodes
Add device nodes for I2C ch[0-7] to R-Car E3 R8A77990 device tree.
Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Tested-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Koji Matsuoka [Wed, 5 Sep 2018 15:29:43 +0000 (17:29 +0200)]
arm64: dts: renesas: r8a77990: Add VIN and CSI-2 device nodes
Add device nodes for VIN4, VIN5 and CSI40 to R-Car E3 R8A77990 device tree.
Signed-off-by: Koji Matsuoka <koji.matsuoka.xm@renesas.com>
Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Tested-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
[simon: sorted nodes by bus address, then IP block]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Geert Uytterhoeven [Mon, 3 Sep 2018 17:30:00 +0000 (19:30 +0200)]
arm64: dts: renesas: r8a77990: Add all MSIOF nodes
Add the device nodes for all MSIOF SPI controllers, incl. clocks, power
domains, and resets properties.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Geert Uytterhoeven [Fri, 31 Aug 2018 08:54:57 +0000 (10:54 +0200)]
arm64: dts: renesas: r8a7795: Move arm_cc630p node
To preserve by-address-per-group sort order.
Fixes:
0f6d237cafda2e06 ("arm64: dts: renesas: r8a7795: add ccree to device tree")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Takeshi Kihara [Thu, 30 Aug 2018 14:56:35 +0000 (16:56 +0200)]
arm64: dts: renesas: r8a77990: Add BRG support to SCIF2
Add the device node for the external SCIF_CLK, and describe the clock
inputs for the Baud Rate Generator for External Clock (BRG) for SCIF2,
which can increase serial clock accuracy.
The presence of the SCIF_CLK crystal and its clock frequency depend on
the actual board.
Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
[geert: Enhance patch description]
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Geert Uytterhoeven [Thu, 30 Aug 2018 14:52:20 +0000 (16:52 +0200)]
arm64: dts: renesas: r8a77990: Use CPG/MSSR and SYSC binding definitions
Use the SoC-specific CPG/MSSR include file to allow future use of
R8A77990_CLK_* symbols.
Replace the hardcoded power domain indices by R8A77990_PD_* symbols.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Geert Uytterhoeven [Thu, 30 Aug 2018 12:39:19 +0000 (14:39 +0200)]
arm64: dts: renesas: salvator-xs: Improve SATA switch settings comments
The comments describing the non-default switch settings to use SATA are
confusing: 'Off' refers to the switch position, not to the MD12 logic
value, while the parentheses suggest otherwise. Rephrase to fix this.
Fixes:
bec000784d5bb571 ("arm64: dts: renesas: salvator-xs: enable SATA")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Geert Uytterhoeven [Tue, 28 Aug 2018 14:13:27 +0000 (16:13 +0200)]
arm64: dts: renesas: r8a77965: Fix clock/reset for usb2_phy1
usb2_phy1 accidentally uses the same clock/reset as usb2_phy0.
Fixes:
b5857630a829a8d5 ("arm64: dts: renesas: r8a77965: add usb2_phy nodes")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Geert Uytterhoeven [Tue, 28 Aug 2018 13:57:02 +0000 (15:57 +0200)]
arm64: dts: renesas: r8a77965: Fix HS-USB compatible
Should be "renesas,usbhs-r8a77965", not "renesas,usbhs-r8a7796".
Fixes:
a06e8af801760a98 ("arm64: dts: renesas: r8a77965: add HS-USB node")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Geert Uytterhoeven [Tue, 28 Aug 2018 14:14:44 +0000 (16:14 +0200)]
arm64: dts: renesas: r8a77965: Move timer node
To preserve alphabetical sort order.
Fixes:
4c529600eef0a6b7 ("arm64: dts: renesas: r8a77965: Add R-Car Gen3 thermal support")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Geert Uytterhoeven [Tue, 28 Aug 2018 14:15:40 +0000 (16:15 +0200)]
arm64: dts: renesas: v3hsk: Move lvds0 node
To preserve alphabetical sort order.
Fixes:
4edac426aff11a37 ("arm64: dts: renesas: condor/v3hsk: add DU/LVDS/HDMI support")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Geert Uytterhoeven [Tue, 28 Aug 2018 14:10:59 +0000 (16:10 +0200)]
arm64: dts: renesas: Fix whitespace around assignments
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
[simon: updated for a few new cases]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Eugeniu Rosca [Sun, 12 Aug 2018 13:31:49 +0000 (15:31 +0200)]
arm64: dts: renesas: r8a77965: m3nulcb-kf: Initial device tree
This is based on the existing KF device tree sources:
$ ls -1 arch/arm64/boot/dts/renesas/*-kf.dts
arch/arm64/boot/dts/renesas/r8a7795-es1-h3ulcb-kf.dts
arch/arm64/boot/dts/renesas/r8a7795-h3ulcb-kf.dts
arch/arm64/boot/dts/renesas/r8a7796-m3ulcb-kf.dts
Signed-off-by: Eugeniu Rosca <erosca@de.adit-jv.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Sergei Shtylyov [Mon, 27 Aug 2018 18:54:35 +0000 (21:54 +0300)]
arm64: dts: renesas: condor: add PCIe support
Enable PCIe PHY and PCIEC and specify the PCIe bus clock for the Condor
board.
Based on the original (and large) patch by Vladimir Barinov.
Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Sergei Shtylyov [Mon, 27 Aug 2018 18:53:40 +0000 (21:53 +0300)]
arm64: dts: renesas: r8a77980: add PCIe support
Describe the PCIe PHY, PCIEC, and PCIe bus clock in the R8A77980 device
tree.
Based on the original (and large) patch by Vladimir Barinov.
Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Biju Das [Fri, 24 Aug 2018 10:43:49 +0000 (11:43 +0100)]
arm64: dts: renesas: r8a774a1: Add USB3.0 device nodes
Add usb3.0 phy, host and function device nodes on RZ/G2M SoC dtsi.
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Biju Das [Fri, 24 Aug 2018 10:43:48 +0000 (11:43 +0100)]
arm64: dts: renesas: r8a774a1: Add USB-DMAC and HSUSB device nodes
Add usb dmac and hsusb device nodes on RZ/G2M SoC dtsi.
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Biju Das [Fri, 24 Aug 2018 10:43:47 +0000 (11:43 +0100)]
arm64: dts: renesas: r8a774a1: Add USB2.0 phy and host(EHCI/OHCI) device nodes
Add USB2.0 phy and host (EHCI/OHCI) device nodes on RZ/G2M SoC dtsi.
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Fabrizio Castro [Fri, 24 Aug 2018 10:21:14 +0000 (11:21 +0100)]
arm64: dts: renesas: r8a774a1: Add FCPF and FCPV instances
Add FCPF and FCPV instances to the r8a774a1 dtsi, similarly
to what was done for the r8a7796 with commit
41dbbf0c5b4e
("arm64: dts: r8a7796: Add FCPF and FCPV instances"),
commit
69490bc9665d ("arm64: dts: renesas: r8a7796: Point
FDP1 via FCPF to IPMMU-VI0"), and commit
cef942d0bd89 ("arm64:
dts: renesas: r8a7796: Point VSPI via FCPVI to IPMMU-VC0").
Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Biju Das <biju.das@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Biju Das [Thu, 23 Aug 2018 13:43:07 +0000 (14:43 +0100)]
arm64: dts: renesas: r8a774a1: Add audio support
Add sound support for the RZ/G2M SoC (a.k.a. R8A774A1).
This work is based on similar work done on the R8A7796 SoC
by Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>.
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Fabrizio Castro [Thu, 23 Aug 2018 13:43:06 +0000 (14:43 +0100)]
arm64: dts: renesas: r8a774a1: Add PWM device nodes
This patch adds PWM[
0123456] device nodes to the RZ/G2M (a.k.a R8A774A1)
device tree.
Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Biju Das <biju.das@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Biju Das [Thu, 23 Aug 2018 13:43:05 +0000 (14:43 +0100)]
arm64: dts: renesas: r8a774a1: Add Cortex-A53 CPU cores
This patch adds definitions for L2 cache for the Cortex-A53 CPU
cores (512 KiB in size, organized as 32 KiB x 16 ways), adds
Cortex-A53 CPU cores (setting a total of 6 cores, 2 x Cortex-A57
+ 4 x Cortex-A53), and finally enables the performance monitor
unit for the Cortex-A53 cores on the R8A774A1 SoC.
Based on work done for r8a7796 SoC.
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Biju Das [Thu, 23 Aug 2018 13:43:04 +0000 (14:43 +0100)]
arm64: dts: renesas: r8a774a1: Add all MSIOF nodes
Add the device nodes for all MSIOF SPI controllers on RZ/G2M SoC.
Based on several similar patches of the R8A7796 device tree
by Geert Uytterhoeven <geert+renesas@glider.be>
and Simon Horman <horms+renesas@verge.net.au>.
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Fabrizio Castro [Thu, 23 Aug 2018 13:43:03 +0000 (14:43 +0100)]
arm64: dts: renesas: r8a774a1: Add IPMMU device nodes
Add r8a774a1 IPMMU nodes.
Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Biju Das <biju.das@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Biju Das [Thu, 23 Aug 2018 13:43:02 +0000 (14:43 +0100)]
arm64: dts: renesas: r8a774a1: Add RZ/G2M thermal support
Add thermal support for R8A774A1 (RZ/G2M) SoC.
Based on the work done for r8a7796 SoC.
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Biju Das [Thu, 23 Aug 2018 13:43:01 +0000 (14:43 +0100)]
arm64: dts: renesas: r8a774a1: Add I2C and IIC-DVFS support
Add the I2C[0-6] and IIC Bus Interface for DVFS (IIC for DVFS)
devices nodes to the r8a774a1 device tree.
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Fabrizio Castro [Thu, 23 Aug 2018 13:43:00 +0000 (14:43 +0100)]
arm64: dts: renesas: r8a774a1: Add SDHI nodes
Add SDHI nodes to the DT of the r8a774a1 SoC.
Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Biju Das <biju.das@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Fabrizio Castro [Thu, 23 Aug 2018 14:18:18 +0000 (15:18 +0100)]
arm64: dts: renesas: r8a774a1: Add GPIO device nodes
Add GPIO device nodes to the DT of the r8a774a1 SoC.
Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Biju Das <biju.das@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Fabrizio Castro [Thu, 23 Aug 2018 14:13:16 +0000 (15:13 +0100)]
arm64: dts: renesas: r8a774a1: Add pinctrl device node
This patch adds pinctrl device node for R8A774A1 SoC.
Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Biju Das <biju.das@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Biju Das [Thu, 23 Aug 2018 08:58:51 +0000 (09:58 +0100)]
arm64: dts: renesas: r8a774a1: Add RWDT node
Add a device node for the Watchdog Timer (RWDT) controller on the Renesas
RZ/G2M (r8a774a1) SoC.
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Fabrizio Castro [Thu, 23 Aug 2018 08:58:50 +0000 (09:58 +0100)]
arm64: dts: renesas: r8a774a1: Add Ethernet AVB node
This patch adds the SoC specific part of the Ethernet AVB
device tree node.
Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Biju Das <biju.das@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Biju Das [Thu, 23 Aug 2018 08:58:49 +0000 (09:58 +0100)]
arm64: dts: renesas: r8a774a1: Add INTC-EX device node
Add support for the Interrupt Controller for External Devices
(INTC-EX) on RZ/G2M.
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Fabrizio Castro [Thu, 23 Aug 2018 08:58:48 +0000 (09:58 +0100)]
arm64: dts: renesas: r8a774a1: Add SCIF and HSCIF nodes
Add the device nodes for all RZ/G2M SCIF and HSCIF serial ports,
incl. clocks, power domains and DMAs.
According to the HW user manual, SCIF[015] and HSCIF[012] are
connected to both SYS-DMAC1 and SYS-DMAC2, while SCIF[34] and
HSCIF[34] are connected to SYS-DMAC0.
Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Biju Das <biju.das@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Biju Das [Thu, 23 Aug 2018 08:58:47 +0000 (09:58 +0100)]
arm64: dts: renesas: r8a774a1: Add SYS-DMAC controller nodes
Add sys-dmac[0-2] device nodes for RZ/G2M (r8a774a1) SoC.
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Sergei Shtylyov [Thu, 23 Aug 2018 16:59:20 +0000 (19:59 +0300)]
arm64: dts: renesas: condor/v3hsk: add DU/LVDS/HDMI support
Define the Condor/V3HSK board dependent parts of the DU and LVDS device
nodes. Also add the device nodes for Thine THC63LVD1024 LVDS decoder and
Analog Devices ADV7511W HDMI transmitter...
Based on the original (and large) patch by Vladimir Barinov.
Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Reviewed-by: Ulrich Hecht <ulrich.hecht+renesas@gmail.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Sergei Shtylyov [Tue, 21 Aug 2018 19:50:31 +0000 (22:50 +0300)]
arm64: dts: renesas: v3msk: add eMMC support
Add the eMMC chip support for the V3M Started Kit board.
Based on the original (and large) patches by Vladimir Barinov.
Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Sergei Shtylyov [Tue, 21 Aug 2018 19:49:26 +0000 (22:49 +0300)]
arm64: dts: renesas: r8a77970: add MMC support
Define the generic R8A77970 part of the MMC0 (SDHI2) device node.
Based on the original (and large) patches by Vladimir Barinov.
Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Dien Pham [Tue, 14 Aug 2018 14:12:41 +0000 (23:12 +0900)]
arm64: dts: renesas: r8a77965: Add OPPs table for cpu devices
This patch adds OPPs table for CA57{0,1} cpu devices
Signed-off-by: Dien Pham <dien.pham.ry@renesas.com>
Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
Signed-off-by: Yoshihiro Kaneko <ykaneko0929@gmail.com>
Tested-by: Simon Horman <horms+renesas@verge.net.au>
[simon: do not give nodes unit names as they have no bus addresses]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Eugeniu Rosca [Sun, 12 Aug 2018 13:31:46 +0000 (15:31 +0200)]
arm64: dts: renesas: r8a77965: m3nulcb: Initial device tree
Allow the bare M3-N-based ULCB board to boot.
Signed-off-by: Eugeniu Rosca <erosca@de.adit-jv.com>
Reviewed-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Eugeniu Rosca [Sun, 12 Aug 2018 13:31:47 +0000 (15:31 +0200)]
arm64: dts: renesas: r8a77965: Add CAN{0,1} placeholder nodes
According to R-Car Gen3 HW manual rev1.00, R-Car M3-N has two CAN
interfaces, similar to H3, M3-W and other SoCs from the same family.
Add CAN placeholder nodes to avoid below DTC errors:
Error: arch/arm64/boot/dts/renesas/ulcb-kf.dtsi:19.1-6 Label or path can0 not found
Error: arch/arm64/boot/dts/renesas/ulcb-kf.dtsi:25.1-6 Label or path can1 not found
These errors occur *after* the addition of r8a77965-m3nulcb-kf.dts.
Fix them beforehand.
CAN support is inspired from below commits:
- v4.7 commit
308b7e4ba62e ("arm64: dts: r8a7795: Add CAN support")
- v4.11 commit
909c16252415 ("arm64: dts: r8a7796: Add CAN support")
- v4.12 commit
bec0948e810f ("arm64: dts: r8a7796: Add reset control properties")
Signed-off-by: Eugeniu Rosca <erosca@de.adit-jv.com>
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
[simon: make placeholder minimal by only including reg property]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Magnus Damm [Mon, 20 Aug 2018 14:17:56 +0000 (23:17 +0900)]
arm64: dts: renesas: r8a77965: Attach the SYS-DMAC to the IPMMU
For R-Car M3-N hook up SYS-DMAC0, SYS-DMAC1 and SYS-DMAC2 to
IPMMU-DS0 and IPMMU-DS1 in same way as for R-Car M3-W.
This follows the R-Car Gen3 Rev.1.00 (April 2018) datasheet.
Signed-off-by: Magnus Damm <damm+renesas@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Biju Das [Mon, 13 Aug 2018 12:41:48 +0000 (13:41 +0100)]
arm64: dts: renesas: Initial r8a774a1 SoC device tree
Basic support for the RZ/G2M SoC.
Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Kieran Bingham [Tue, 7 Aug 2018 15:59:33 +0000 (16:59 +0100)]
arm64: dts: renesas: salvator-common: adv748x: Override secondary addresses
Ensure that the ADV748x device addresses do not conflict, and group them
together (visually in i2cdetect)
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Sergei Shtylyov [Mon, 6 Aug 2018 19:55:00 +0000 (22:55 +0300)]
arm64: dts: renesas: r8a77980: add CSI2/VIN support
Describe the CSI2 and VIN (and their interconnections) in the R8A77980
device tree.
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Wolfram Sang [Mon, 30 Jul 2018 07:34:56 +0000 (09:34 +0200)]
arm64: dts: renesas: salvator-xs: enable SATA
Add the nodes to enable SATA. Note that MD12 (SW12-7) must be switched
off for that to work.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Takeshi Kihara [Mon, 30 Jul 2018 07:33:38 +0000 (09:33 +0200)]
arm64: dts: renesas: r8a77965: Add SATA controller node
This patch adds SATA controller node for the R8A77965 SoC.
Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
[wsa: rebased to upstream base]
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Sergei Shtylyov [Mon, 30 Jul 2018 18:22:37 +0000 (21:22 +0300)]
arm64: dts: renesas: r8a779{7|8}0: move CAN clock node
The CAN clock node should precede the "cpus" node in the R8A779{7|8}0
device trees, according to the alphanumeric node sorting rule...
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Sergei Shtylyov [Thu, 26 Jul 2018 18:51:18 +0000 (21:51 +0300)]
arm64: dts: renesas: r8a77980: move IPMMU nodes
The IPMMU nodes should follow the GEther node, not the CAN-FD node,
according to the <unit-address> part of the startng IPMMU-DS1 node.
While moving the nodes, also do sort them by label alphanumerically...
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Yoshihiro Shimoda [Tue, 31 Jul 2018 07:43:19 +0000 (16:43 +0900)]
arm64: dts: renesas: r8a77990: Enable PWM for Ebisu board
This patch adds PWM device nodes and enables PWM3 and PWM5 for
R-Car E3 Ebisu board. These devices are used for backlight control.
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Sergei Shtylyov [Wed, 25 Jul 2018 16:43:41 +0000 (19:43 +0300)]
arm64: dts: renesas: r8a77980: add Cortex-A53 PMU support
Describe the performance monitor unit (PMU) for the Cortex-A53 cores in
the R8A77980 SoC's device tree.
Based on the original (and large) patch by Vladimir Barinov.
Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Vicente Bergas [Mon, 10 Sep 2018 16:10:29 +0000 (18:10 +0200)]
arm64: dts: rockchip: Add type-c port supply on rk3399-sapphire board
Add the gpio-controlled regulator and add the supply to the otg-port of phy0.
Signed-off-by: Vicente Bergas <vicencb@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Katsuhiro Suzuki [Thu, 6 Sep 2018 15:39:47 +0000 (00:39 +0900)]
arm64: dts: rockchip: fix vcc_host1_5v pin assign on rk3328-rock64
This patch fixes pin assign of vcc_host1_5v. This regulator is
controlled by USB20_HOST_DRV signal.
ROCK64 schematic says that GPIO0_A2 pin is used as USB20_HOST_DRV.
GPIO0_D3 pin is for SPDIF_TX_M0.
Signed-off-by: Katsuhiro Suzuki <katsuhiro@katsuster.net>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Shohei Maruyama [Thu, 23 Aug 2018 16:35:32 +0000 (16:35 +0000)]
arm64: dts: rockchip: add WiFi module support for Firefly-RK3399
This commit adds WiFi module support for the Firefly-RK3399.
Signed-off-by: Shohei Maruyama <cheat.sc.linux@outlook.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Vicente Bergas [Sat, 8 Sep 2018 19:00:47 +0000 (21:00 +0200)]
arm64: dts: rockchip: remove dvs2 pinctrl from pmic on rk3399-sapphire
On the board DVS2 is disabled and not connected, see schematic, page 16.
Signed-off-by: Vicente Bergas <vicencb@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Vicente Bergas [Sat, 8 Sep 2018 19:00:46 +0000 (21:00 +0200)]
arm64: dts: rockchip: Fix VCC5V0_HOST_EN on rk3399-sapphire
The pin is GPIO4-D1 not GPIO1-D1, see schematic, page 15 for reference.
Signed-off-by: Vicente Bergas <vicencb@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Vicente Bergas [Sat, 8 Sep 2018 19:00:45 +0000 (21:00 +0200)]
arm64: dts: rockchip: re-order vcc_sys on rk3399-sapphire
Fix alphabetical order.
Signed-off-by: Vicente Bergas <vicencb@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Geert Uytterhoeven [Tue, 28 Aug 2018 15:12:31 +0000 (17:12 +0200)]
ARM: dts: r9a06g032: Use r9a06g032-sysctrl binding definitions
Replace the hardcoded clock indices by R9A06G032_CLK_* symbols.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Phil Edworthy <phil.edworthy@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Olof Johansson [Tue, 4 Sep 2018 17:35:04 +0000 (10:35 -0700)]
Merge tag 'socfpga_updates_for_v4.20_part1' of git://git./linux/kernel/git/dinguyen/linux into next/dt
SoCFPGA DTS updates for v4.20
- Rename de0_sockit to de0_nano_soc
- Update NAND clocking
- Set timer interrupt to edge sensitive
- Stratix10 platform updates
- Update devkit with correct i2c clock
* tag 'socfpga_updates_for_v4.20_part1' of git://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux:
ARM: dts: socfpga: Rename socfpga_cyclone5_de0_{sockit,nano_soc}
ARM: dts: socfpga: update NAND clocking for c5/a5
ARM: dts: arria10: update NAND clocking
ARM: dts: socfpga: set timer interrupt to edge sensitive
ARM: dts: socfpga: use stdout-path for chosen node
arm64: dts: stratix10: i2c clock running out of spec
Signed-off-by: Olof Johansson <olof@lixom.net>
Linus Torvalds [Sun, 2 Sep 2018 21:37:30 +0000 (14:37 -0700)]
Linux 4.19-rc2
Linus Torvalds [Sun, 2 Sep 2018 17:56:01 +0000 (10:56 -0700)]
Merge tag 'devicetree-fixes-for-4.19' of git://git./linux/kernel/git/robh/linux
Pull devicetree updates from Rob Herring:
"A couple of new helper functions in preparation for some tree wide
clean-ups.
I'm sending these new helpers now for rc2 in order to simplify the
dependencies on subsequent cleanups across the tree in 4.20"
* tag 'devicetree-fixes-for-4.19' of git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux:
of: Add device_type access helper functions
of: add node name compare helper functions
of: add helper to lookup compatible child node
Linus Torvalds [Sun, 2 Sep 2018 17:44:28 +0000 (10:44 -0700)]
Merge tag 'armsoc-fixes' of git://git./linux/kernel/git/arm/arm-soc
Pull ARM SoC fixes from Olof Johansson:
"First batch of fixes post-merge window:
- A handful of devicetree changes for i.MX2{3,8} to change over to
new panel bindings. The platforms were moved from legacy
framebuffers to DRM and some development board panels hadn't yet
been converted.
- OMAP fixes related to ti-sysc driver conversion fallout, fixing
some register offsets, no_console_suspend fixes, etc.
- Droid4 changes to fix flaky eMMC probing and vibrator DTS mismerge.
- Fixed 0755->0644 permissions on a newly added file.
- Defconfig changes to make ARM Versatile more useful with QEMU
(helps testing).
- Enable defconfig options for new TI SoC platform that was merged
this window (AM6)"
* tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
arm64: defconfig: Enable TI's AM6 SoC platform
ARM: defconfig: Update the ARM Versatile defconfig
ARM: dts: omap4-droid4: Fix emmc errors seen on some devices
ARM: dts: Fix file permission for am335x-osd3358-sm-red.dts
ARM: imx_v6_v7_defconfig: Select CONFIG_DRM_PANEL_SEIKO_43WVF1G
ARM: mxs_defconfig: Select CONFIG_DRM_PANEL_SEIKO_43WVF1G
ARM: dts: imx23-evk: Convert to the new display bindings
ARM: dts: imx23-evk: Move regulators outside simple-bus
ARM: dts: imx28-evk: Convert to the new display bindings
ARM: dts: imx28-evk: Move regulators outside simple-bus
Revert "ARM: dts: imx7d: Invert legacy PCI irq mapping"
arm: dts: am4372: setup rtc as system-power-controller
ARM: dts: omap4-droid4: fix vibrations on Droid 4
bus: ti-sysc: Fix no_console_suspend handling
bus: ti-sysc: Fix module register ioremap for larger offsets
ARM: OMAP2+: Fix module address for modules using mpu_rt_idx
ARM: OMAP2+: Fix null hwmod for ti-sysc debug
Linus Torvalds [Sun, 2 Sep 2018 17:11:30 +0000 (10:11 -0700)]
Merge branch 'x86-urgent-for-linus' of git://git./linux/kernel/git/tip/tip
Pull x86 fixes from Thomas Gleixner:
"Speculation:
- Make the microcode check more robust
- Make the L1TF memory limit depend on the internal cache physical
address space and not on the CPUID advertised physical address
space, which might be significantly smaller. This avoids disabling
L1TF on machines which utilize the full physical address space.
- Fix the GDT mapping for EFI calls on 32bit PTI
- Fix the MCE nospec implementation to prevent #GP
Fixes and robustness:
- Use the proper operand order for LSL in the VDSO
- Prevent NMI uaccess race against CR3 switching
- Add a lockdep check to verify that text_mutex is held in
text_poke() functions
- Repair the fallout of giving native_restore_fl() a prototype
- Prevent kernel memory dumps based on usermode RIP
- Wipe KASAN shadow stack before rewinding the stack to prevent false
positives
- Move the AMS GOTO enforcement to the actual build stage to allow
user API header extraction without a compiler
- Fix a section mismatch introduced by the on demand VDSO mapping
change
Miscellaneous:
- Trivial typo, GCC quirk removal and CC_SET/OUT() cleanups"
* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/pti: Fix section mismatch warning/error
x86/vdso: Fix lsl operand order
x86/mce: Fix set_mce_nospec() to avoid #GP fault
x86/efi: Load fixmap GDT in efi_call_phys_epilog()
x86/nmi: Fix NMI uaccess race against CR3 switching
x86: Allow generating user-space headers without a compiler
x86/dumpstack: Don't dump kernel memory based on usermode RIP
x86/asm: Use CC_SET()/CC_OUT() in __gen_sigismember()
x86/alternatives: Lockdep-enforce text_mutex in text_poke*()
x86/entry/64: Wipe KASAN stack shadow before rewind_stack_do_exit()
x86/irqflags: Mark native_restore_fl extern inline
x86/build: Remove jump label quirk for GCC older than 4.5.2
x86/Kconfig: Fix trivial typo
x86/speculation/l1tf: Increase l1tf memory limit for Nehalem+
x86/spectre: Add missing family 6 check to microcode check
Linus Torvalds [Sun, 2 Sep 2018 17:09:35 +0000 (10:09 -0700)]
Merge branch 'smp-urgent-for-linus' of git://git./linux/kernel/git/tip/tip
Pull CPU hotplug fix from Thomas Gleixner:
"Remove the stale skip_onerr member from the hotplug states"
* 'smp-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
cpu/hotplug: Remove skip_onerr field from cpuhp_step structure
Linus Torvalds [Sun, 2 Sep 2018 16:41:45 +0000 (09:41 -0700)]
Merge branch 'core-urgent-for-linus' of git://git./linux/kernel/git/tip/tip
Pull core fixes from Thomas Gleixner:
"A small set of updates for core code:
- Prevent tracing in functions which are called from trace patching
via stop_machine() to prevent executing half patched function trace
entries.
- Remove old GCC workarounds
- Remove pointless includes of notifier.h"
* 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
objtool: Remove workaround for unreachable warnings from old GCC
notifier: Remove notifier header file wherever not used
watchdog: Mark watchdog touch functions as notrace
Randy Dunlap [Sun, 2 Sep 2018 04:01:28 +0000 (21:01 -0700)]
x86/pti: Fix section mismatch warning/error
Fix the section mismatch warning in arch/x86/mm/pti.c:
WARNING: vmlinux.o(.text+0x6972a): Section mismatch in reference from the function pti_clone_pgtable() to the function .init.text:pti_user_pagetable_walk_pte()
The function pti_clone_pgtable() references
the function __init pti_user_pagetable_walk_pte().
This is often because pti_clone_pgtable lacks a __init
annotation or the annotation of pti_user_pagetable_walk_pte is wrong.
FATAL: modpost: Section mismatches detected.
Fixes:
85900ea51577 ("x86/pti: Map the vsyscall page if needed")
Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Andy Lutomirski <luto@kernel.org>
Link: https://lkml.kernel.org/r/43a6d6a3-d69d-5eda-da09-0b1c88215a2a@infradead.org
Olof Johansson [Sun, 2 Sep 2018 01:22:19 +0000 (18:22 -0700)]
Merge tag 'omap-for-v4.19/fixes-v2-signed' of git://git./linux/kernel/git/tmlind/linux-omap into fixes
Fixes for omap variants against v4.19-rc1
These are mostly fixes related to using ti-sysc interconnect target module
driver for accessing right register offsets for sgx and cpsw and for
no_console_suspend regression.
There is also a droid4 emmc fix where emmc may not get detected for some
models, and vibrator dts mismerge fix.
And we have a file permission fix for am335x-osd3358-sm-red.dts that
just got added. And we must tag RTC as system-power-controller for
am437x for PMIC to shut down during poweroff.
* tag 'omap-for-v4.19/fixes-v2-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
ARM: dts: omap4-droid4: Fix emmc errors seen on some devices
ARM: dts: Fix file permission for am335x-osd3358-sm-red.dts
arm: dts: am4372: setup rtc as system-power-controller
ARM: dts: omap4-droid4: fix vibrations on Droid 4
bus: ti-sysc: Fix no_console_suspend handling
bus: ti-sysc: Fix module register ioremap for larger offsets
ARM: OMAP2+: Fix module address for modules using mpu_rt_idx
ARM: OMAP2+: Fix null hwmod for ti-sysc debug
Signed-off-by: Olof Johansson <olof@lixom.net>
Samuel Neves [Sat, 1 Sep 2018 20:14:52 +0000 (21:14 +0100)]
x86/vdso: Fix lsl operand order
In the __getcpu function, lsl is using the wrong target and destination
registers. Luckily, the compiler tends to choose %eax for both variables,
so it has been working so far.
Fixes:
a582c540ac1b ("x86/vdso: Use RDPID in preference to LSL when available")
Signed-off-by: Samuel Neves <sneves@dei.uc.pt>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Andy Lutomirski <luto@kernel.org>
Cc: stable@vger.kernel.org
Link: https://lkml.kernel.org/r/20180901201452.27828-1-sneves@dei.uc.pt
Linus Torvalds [Sat, 1 Sep 2018 20:17:15 +0000 (13:17 -0700)]
Merge tag 'linux-watchdog-4.19-rc2' of git://linux-watchdog.org/linux-watchdog
Pull watchdog fixlet from Wim Van Sebroeck:
"Document support for r8a774a1"
* tag 'linux-watchdog-4.19-rc2' of git://www.linux-watchdog.org/linux-watchdog:
dt-bindings: watchdog: renesas-wdt: Document r8a774a1 support
Linus Torvalds [Sat, 1 Sep 2018 20:03:32 +0000 (13:03 -0700)]
Merge tag 'clk-fixes-for-linus' of git://git./linux/kernel/git/clk/linux
Pull clk fixes from Stephen Boyd:
"Two small fixes, one for the x86 Stoney SoC to get a more accurate clk
frequency and the other to fix a bad allocation in the Nuvoton NPCM7XX
driver"
* tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux:
clk: x86: Set default parent to 48Mhz
clk: npcm7xx: fix memory allocation
LuckTony [Fri, 31 Aug 2018 16:55:06 +0000 (09:55 -0700)]
x86/mce: Fix set_mce_nospec() to avoid #GP fault
The trick with flipping bit 63 to avoid loading the address of the 1:1
mapping of the poisoned page while the 1:1 map is updated used to work when
unmapping the page. But it falls down horribly when attempting to directly
set the page as uncacheable.
The problem is that when the cache mode is changed to uncachable, the pages
needs to be flushed from the cache first. But the decoy address is
non-canonical due to bit 63 flipped, and the CLFLUSH instruction throws a
#GP fault.
Add code to change_page_attr_set_clr() to fix the address before calling
flush.
Fixes:
284ce4011ba6 ("x86/memory_failure: Introduce {set, clear}_mce_nospec()")
Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Anvin <hpa@zytor.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: linux-edac <linux-edac@vger.kernel.org>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Dave Jiang <dave.jiang@intel.com>
Link: https://lkml.kernel.org/r/20180831165506.GA9605@agluck-desk
Linus Torvalds [Fri, 31 Aug 2018 16:20:30 +0000 (09:20 -0700)]
Merge tag 'arm64-fixes' of git://git./linux/kernel/git/arm64/linux
Pull arm64 fixes from Will Deacon:
"A few arm64 fixes came in this week, specifically fixing some nasty
truncation of return values from firmware calls and resolving a
VM_BUG_ON due to accessing uninitialised struct pages corresponding to
NOMAP pages.
Summary:
- Fix typos in SVE documentation
- Fix type-checking and implicit truncation for SMCCC calls
- Force CONFIG_HOLES_IN_ZONE=y so that SLAB doesn't fall over NOMAP
regions"
* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
arm64: mm: always enable CONFIG_HOLES_IN_ZONE
arm/arm64: smccc-1.1: Handle function result as parameters
arm/arm64: smccc-1.1: Make return values unsigned long
Documentation/arm64/sve: Couple of improvements and typos
Joerg Roedel [Fri, 31 Aug 2018 08:05:38 +0000 (10:05 +0200)]
x86/efi: Load fixmap GDT in efi_call_phys_epilog()
When PTI is enabled on x86-32 the kernel uses the GDT mapped in the fixmap
for the simple reason that this address is also mapped for user-space.
The efi_call_phys_prolog()/efi_call_phys_epilog() wrappers change the GDT
to call EFI runtime services and switch back to the kernel GDT when they
return. But the switch-back uses the writable GDT, not the fixmap GDT.
When that happened and and the CPU returns to user-space it switches to the
user %cr3 and tries to restore user segment registers. This fails because
the writable GDT is not mapped in the user page-table, and without a GDT
the fault handlers also can't be launched. The result is a triple fault and
reboot of the machine.
Fix that by restoring the GDT back to the fixmap GDT which is also mapped
in the user page-table.
Fixes:
7757d607c6b3 x86/pti: ('Allow CONFIG_PAGE_TABLE_ISOLATION for x86_32')
Reported-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Guenter Roeck <linux@roeck-us.net>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Dave Hansen <dave.hansen@intel.com>
Cc: Pavel Machek <pavel@ucw.cz>
Cc: hpa@zytor.com
Cc: linux-efi@vger.kernel.org
Link: https://lkml.kernel.org/r/1535702738-10971-1-git-send-email-joro@8bytes.org
Linus Torvalds [Fri, 31 Aug 2018 15:45:16 +0000 (08:45 -0700)]
Merge tag 'for-linus-4.19b-rc2-tag' of git://git./linux/kernel/git/xen/tip
Pull xen fixes from Juergen Gross:
- minor cleanup avoiding a warning when building with new gcc
- a patch to add a new sysfs node for Xen frontend/backend drivers to
make it easier to obtain the state of a pv device
- two fixes for 32-bit pv-guests to avoid intermediate L1TF vulnerable
PTEs
* tag 'for-linus-4.19b-rc2-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
x86/xen: remove redundant variable save_pud
xen: export device state to sysfs
x86/pae: use 64 bit atomic xchg function in native_ptep_get_and_clear
x86/xen: don't write ptes directly in 32-bit PV guests
Linus Torvalds [Fri, 31 Aug 2018 15:42:46 +0000 (08:42 -0700)]
Merge tag 'm68k-for-v4.19-tag2' of git://git./linux/kernel/git/geert/linux-m68k
Pull m68k fix from Geert Uytterhoeven:
"Just a single fix for a bug introduced during the merge window: fix
wrong date and time on PMU-based Macs"
* tag 'm68k-for-v4.19-tag2' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k:
m68k/mac: Use correct PMU response format
Linus Torvalds [Fri, 31 Aug 2018 15:38:53 +0000 (08:38 -0700)]
Merge branch 'i2c/for-current' of git://git./linux/kernel/git/wsa/linux
Pull i2c fixes from Wolfram Sang:
- regression fixes for i801 and designware
- better API and leak fix for releasing DMA safe buffers
- better greppable strings for the bitbang algorithm
* 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
i2c: sh_mobile: fix leak when using DMA bounce buffer
i2c: sh_mobile: define start_ch() void as it only returns 0 anyhow
i2c: refactor function to release a DMA safe buffer
i2c: algos: bit: make the error messages grepable
i2c: designware: Re-init controllers with pm_disabled set on resume
i2c: i801: Allow ACPI AML access I/O ports not reserved for SMBus
Andy Lutomirski [Wed, 29 Aug 2018 15:47:18 +0000 (08:47 -0700)]
x86/nmi: Fix NMI uaccess race against CR3 switching
A NMI can hit in the middle of context switching or in the middle of
switch_mm_irqs_off(). In either case, CR3 might not match current->mm,
which could cause copy_from_user_nmi() and friends to read the wrong
memory.
Fix it by adding a new nmi_uaccess_okay() helper and checking it in
copy_from_user_nmi() and in __copy_from_user_nmi()'s callers.
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Rik van Riel <riel@surriel.com>
Cc: Nadav Amit <nadav.amit@gmail.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Jann Horn <jannh@google.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: stable@vger.kernel.org
Link: https://lkml.kernel.org/r/dd956eba16646fd0b15c3c0741269dfd84452dac.1535557289.git.luto@kernel.org
Ben Hutchings [Wed, 29 Aug 2018 19:43:17 +0000 (20:43 +0100)]
x86: Allow generating user-space headers without a compiler
When bootstrapping an architecture, it's usual to generate the kernel's
user-space headers (make headers_install) before building a compiler. Move
the compiler check (for asm goto support) to the archprepare target so that
it is only done when building code for the target.
Fixes:
e501ce957a78 ("x86: Force asm-goto")
Reported-by: Helmut Grohne <helmutg@debian.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: stable@vger.kernel.org
Link: https://lkml.kernel.org/r/20180829194317.GA4765@decadent.org.uk
Jann Horn [Tue, 28 Aug 2018 15:49:01 +0000 (17:49 +0200)]
x86/dumpstack: Don't dump kernel memory based on usermode RIP
show_opcodes() is used both for dumping kernel instructions and for dumping
user instructions. If userspace causes #PF by jumping to a kernel address,
show_opcodes() can be reached with regs->ip controlled by the user,
pointing to kernel code. Make sure that userspace can't trick us into
dumping kernel memory into dmesg.
Fixes:
7cccf0725cf7 ("x86/dumpstack: Add a show_ip() function")
Signed-off-by: Jann Horn <jannh@google.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Borislav Petkov <bp@suse.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: security@kernel.org
Cc: stable@vger.kernel.org
Link: https://lkml.kernel.org/r/20180828154901.112726-1-jannh@google.com
Rob Herring [Tue, 28 Aug 2018 20:10:48 +0000 (15:10 -0500)]
of: Add device_type access helper functions
In preparation to remove direct access to device_node.type, add
of_node_is_type() and of_node_get_device_type() helpers to check and
retrieve the device type.
Cc: Frank Rowand <frowand.list@gmail.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Mukesh Ojha [Tue, 28 Aug 2018 06:54:54 +0000 (12:24 +0530)]
cpu/hotplug: Remove skip_onerr field from cpuhp_step structure
When notifiers were there, `skip_onerr` was used to avoid calling
particular step startup/teardown callbacks in the CPU up/down rollback
path, which made the hotplug asymmetric.
As notifiers are gone now after the full state machine conversion, the
`skip_onerr` field is no longer required.
Remove it from the structure and its usage.
Signed-off-by: Mukesh Ojha <mojha@codeaurora.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/1535439294-31426-1-git-send-email-mojha@codeaurora.org
James Morse [Thu, 30 Aug 2018 15:05:32 +0000 (16:05 +0100)]
arm64: mm: always enable CONFIG_HOLES_IN_ZONE
Commit
6d526ee26ccd ("arm64: mm: enable CONFIG_HOLES_IN_ZONE for NUMA")
only enabled HOLES_IN_ZONE for NUMA systems because the NUMA code was
choking on the missing zone for nomap pages. This problem doesn't just
apply to NUMA systems.
If the architecture doesn't set HAVE_ARCH_PFN_VALID, pfn_valid() will
return true if the pfn is part of a valid sparsemem section.
When working with multiple pages, the mm code uses pfn_valid_within()
to test each page it uses within the sparsemem section is valid. On
most systems memory comes in MAX_ORDER_NR_PAGES chunks which all
have valid/initialised struct pages. In this case pfn_valid_within()
is optimised out.
Systems where this isn't true (e.g. due to nomap) should set
HOLES_IN_ZONE and provide HAVE_ARCH_PFN_VALID so that mm tests each
page as it works with it.
Currently non-NUMA arm64 systems can't enable HOLES_IN_ZONE, leading to
a VM_BUG_ON():
| page:
fffffdff802e1780 is uninitialized and poisoned
| raw:
ffffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffff
| raw:
ffffffffffffffff ffffffffffffffff ffffffffffffffff ffffffffffffffff
| page dumped because: VM_BUG_ON_PAGE(PagePoisoned(p))
| ------------[ cut here ]------------
| kernel BUG at include/linux/mm.h:978!
| Internal error: Oops - BUG: 0 [#1] PREEMPT SMP
[...]
| CPU: 1 PID: 25236 Comm: dd Not tainted 4.18.0 #7
| Hardware name: QEMU KVM Virtual Machine, BIOS 0.0.0 02/06/2015
| pstate:
40000085 (nZcv daIf -PAN -UAO)
| pc : move_freepages_block+0x144/0x248
| lr : move_freepages_block+0x144/0x248
| sp :
fffffe0071177680
[...]
| Process dd (pid: 25236, stack limit = 0x0000000094cc07fb)
| Call trace:
| move_freepages_block+0x144/0x248
| steal_suitable_fallback+0x100/0x16c
| get_page_from_freelist+0x440/0xb20
| __alloc_pages_nodemask+0xe8/0x838
| new_slab+0xd4/0x418
| ___slab_alloc.constprop.27+0x380/0x4a8
| __slab_alloc.isra.21.constprop.26+0x24/0x34
| kmem_cache_alloc+0xa8/0x180
| alloc_buffer_head+0x1c/0x90
| alloc_page_buffers+0x68/0xb0
| create_empty_buffers+0x20/0x1ec
| create_page_buffers+0xb0/0xf0
| __block_write_begin_int+0xc4/0x564
| __block_write_begin+0x10/0x18
| block_write_begin+0x48/0xd0
| blkdev_write_begin+0x28/0x30
| generic_perform_write+0x98/0x16c
| __generic_file_write_iter+0x138/0x168
| blkdev_write_iter+0x80/0xf0
| __vfs_write+0xe4/0x10c
| vfs_write+0xb4/0x168
| ksys_write+0x44/0x88
| sys_write+0xc/0x14
| el0_svc_naked+0x30/0x34
| Code:
aa1303e0 90001a01 91296421 94008902 (
d4210000)
| ---[ end trace
1601ba47f6e883fe ]---
Remove the NUMA dependency.
Link: https://www.spinics.net/lists/arm-kernel/msg671851.html
Cc: <stable@vger.kernel.org>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reported-by: Mikulas Patocka <mpatocka@redhat.com>
Reviewed-by: Pavel Tatashin <pavel.tatashin@microsoft.com>
Tested-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: James Morse <james.morse@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Finn Thain [Fri, 24 Aug 2018 02:02:06 +0000 (12:02 +1000)]
m68k/mac: Use correct PMU response format
Now that the 68k Mac port has adopted the via-pmu driver, it must decode
the PMU response accordingly otherwise the date and time will be wrong.
Fixes:
ebd722275f9cfc67 ("macintosh/via-pmu: Replace via-pmu68k driver with via-pmu driver")
Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Linus Torvalds [Fri, 31 Aug 2018 04:18:05 +0000 (21:18 -0700)]
Merge tag 'drm-fixes-2018-08-31' of git://anongit.freedesktop.org/drm/drm
Pull drm fixes from Dave Airlie:
"Regular fixes pull:
- Mediatek has a bunch of fixes to their RDMA and Overlay engines.
- i915 has some Cannonlake/Geminilake watermark workarounds, LSPCON
fix, HDCP free fix, audio fix and a ppgtt reference counting fix.
- amdgpu has some SRIOV, Kasan, memory leaks and other misc fixes"
* tag 'drm-fixes-2018-08-31' of git://anongit.freedesktop.org/drm/drm: (35 commits)
drm/i915/audio: Hook up component bindings even if displays are disabled
drm/i915: Increase LSPCON timeout
drm/i915: Stop holding a ref to the ppgtt from each vma
drm/i915: Free write_buf that we allocated with kzalloc.
drm/i915: Fix glk/cnl display w/a #1175
drm/amdgpu: Need to set moved to true when evict bo
drm/amdgpu: Remove duplicated power source update
drm/amd/display: Fix memory leak caused by missed dc_sink_release
drm/amdgpu: fix holding mn_lock while allocating memory
drm/amdgpu: Power on uvd block when hw_fini
drm/amdgpu: Update power state at the end of smu hw_init.
drm/amdgpu: Fix vce initialize failed on Kaveri/Mullins
drm/amdgpu: Enable/disable gfx PG feature in rlc safe mode
drm/amdgpu: Adjust the VM size based on system memory size v2
drm/mediatek: fix connection from RDMA2 to DSI1
drm/mediatek: update some variable name from ovl to comp
drm/mediatek: use layer_nr function to get layer number to init plane
drm/mediatek: add function to return RDMA layer number
drm/mediatek: add function to return OVL layer number
drm/mediatek: add function to get layer number for component
...
Stephen Rothwell [Thu, 30 Aug 2018 21:47:28 +0000 (07:47 +1000)]
disable stringop truncation warnings for now
They are too noisy
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Linus Torvalds [Fri, 31 Aug 2018 01:02:02 +0000 (18:02 -0700)]
Merge tag 'pm-4.19-rc2' of git://git./linux/kernel/git/rafael/linux-pm
Pull power management fixes from Rafael Wysocki:
"These address a corner case in the menu cpuidle governor and fix error
handling in the PM core's generic clock management code.
Specifics:
- Make the menu cpuidle governor avoid stopping the scheduler tick if
the predicted idle duration exceeds the tick period length, but the
selected idle state is shallow and deeper idle states with high
target residencies are available (Rafael Wysocki).
- Make the PM core's generic clock management code use a proper data
type for one variable to make error handling work (Dan Carpenter)"
* tag 'pm-4.19-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
cpuidle: menu: Retain tick when shallow state is selected
PM / clk: signedness bug in of_pm_clk_add_clks()
Rafael J. Wysocki [Thu, 30 Aug 2018 23:23:31 +0000 (01:23 +0200)]
Merge branch 'pm-core'
Merge a generic clock management fix for 4.19-rc2.
* pm-core:
PM / clk: signedness bug in of_pm_clk_add_clks()
Akshu Agrawal [Tue, 21 Aug 2018 06:51:57 +0000 (12:21 +0530)]
clk: x86: Set default parent to 48Mhz
System clk provided in ST soc can be set to:
48Mhz, non-spread
25Mhz, spread
To get accurate rate, we need it to set it at non-spread
option which is 48Mhz.
Signed-off-by: Akshu Agrawal <akshu.agrawal@amd.com>
Reviewed-by: Daniel Kurtz <djkurtz@chromium.org>
Fixes:
421bf6a1f061 ("clk: x86: Add ST oscout platform clock")
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Wolfram Sang [Fri, 24 Aug 2018 14:52:46 +0000 (16:52 +0200)]
i2c: sh_mobile: fix leak when using DMA bounce buffer
We only freed the bounce buffer after successful DMA, missing the cases
where DMA setup may have gone wrong. Use a better location which always
gets called after each message and use 'stop_after_dma' as a flag for a
successful transfer.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Wolfram Sang [Fri, 24 Aug 2018 14:52:45 +0000 (16:52 +0200)]
i2c: sh_mobile: define start_ch() void as it only returns 0 anyhow
After various refactoring over the years, start_ch() doesn't return
errno anymore, so make the function return void. This saves the error
handling when calling it which in turn eases cleanup of resources of a
future patch.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Wolfram Sang [Fri, 24 Aug 2018 14:52:44 +0000 (16:52 +0200)]
i2c: refactor function to release a DMA safe buffer
a) rename to 'put' instead of 'release' to match 'get' when obtaining
the buffer
b) change the argument order to have the buffer as first argument
c) add a new argument telling the function if the message was
transferred. This allows the function to be used also in cases
where setting up DMA failed, so the buffer needs to be freed without
syncing to the message buffer.
Also convert the only user.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Jan Kundrát [Tue, 28 Aug 2018 08:07:40 +0000 (10:07 +0200)]
i2c: algos: bit: make the error messages grepable
Yep, I went looking for one of these, and I wasn't able to find it
easily. That's worse than a line which is 82-chars long, IMHO.
Signed-off-by: Jan Kundrát <jan.kundrat@cesnet.cz>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Hans de Goede [Wed, 29 Aug 2018 13:06:31 +0000 (15:06 +0200)]
i2c: designware: Re-init controllers with pm_disabled set on resume
On Bay Trail and Cherry Trail devices we set the pm_disabled flag for I2C
busses which the OS shares with the PUNIT as these need special handling.
Until now we called dev_pm_syscore_device(dev, true) for I2C controllers
with this flag set to keep these I2C controllers always on.
After commit
12864ff8545f ("ACPI / LPSS: Avoid PM quirks on suspend and
resume from hibernation"), this no longer works. This commit modifies
lpss_iosf_exit_d3_state() to only run if lpss_iosf_enter_d3_state() has ran
before it, so that it does not run on a resume from hibernate (or from S3).
On these systems the conditions for lpss_iosf_enter_d3_state() to run
never become true, so lpss_iosf_exit_d3_state() never gets called and
the 2 LPSS DMA controllers never get forced into D0 mode, instead they
are left in their default automatic power-on when needed mode.
The not forcing of D0 mode for the DMA controllers enables these systems
to properly enter S0ix modes, which is a good thing.
But after entering S0ix modes the I2C controller connected to the PMIC
no longer works, leading to e.g. broken battery monitoring.
The _PS3 method for this I2C controller looks like this:
Method (_PS3, 0, NotSerialized) // _PS3: Power State 3
{
If ((((PMID == 0x04) || (PMID == 0x05)) || (PMID == 0x06)))
{
Return (Zero)
}
PSAT |= 0x03
Local0 = PSAT /* \_SB_.I2C5.PSAT */
}
Where PMID = 0x05, so we enter the Return (Zero) path on these systems.
So even if we were to not call dev_pm_syscore_device(dev, true) the
I2C controller will be left in D0 rather then be switched to D3.
Yet on other Bay and Cherry Trail devices S0ix is not entered unless *all*
I2C controllers are in D3 mode. This combined with the I2C controller no
longer working now that we reach S0ix states on these systems leads to me
believing that the PUNIT itself puts the I2C controller in D3 when all
other conditions for entering S0ix states are true.
Since now the I2C controller is put in D3 over a suspend/resume we must
re-initialize it afterwards and that does indeed fix it no longer working.
This commit implements this fix by:
1) Making the suspend_late callback a no-op if pm_disabled is set and
making the resume_early callback skip the clock re-enable (since it now was
not disabled) while still doing the necessary I2C controller re-init.
2) Removing the dev_pm_syscore_device(dev, true) call, so that the suspend
and resume callbacks are actually called. Normally this would cause the
ACPI pm code to call _PS3 putting the I2C controller in D3, wreaking havoc
since it is shared with the PUNIT, but in this special case the _PS3 method
is a no-op so we can safely allow a "fake" suspend / resume.
Fixes:
12864ff8545f ("ACPI / LPSS: Avoid PM quirks on suspend and resume ...")
Link: https://bugzilla.kernel.org/show_bug.cgi?id=200861
Cc: 4.15+ <stable@vger.kernel.org> # 4.15+
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Mika Westerberg [Thu, 30 Aug 2018 08:50:13 +0000 (11:50 +0300)]
i2c: i801: Allow ACPI AML access I/O ports not reserved for SMBus
Commit
7ae81952cda ("i2c: i801: Allow ACPI SystemIO OpRegion to conflict
with PCI BAR") made it possible for AML code to access SMBus I/O ports
by installing custom SystemIO OpRegion handler and blocking i80i driver
access upon first AML read/write to this OpRegion.
However, while ThinkPad T560 does have SystemIO OpRegion declared under
the SMBus device, it does not access any of the SMBus registers:
Device (SMBU)
{
...
OperationRegion (SMBP, PCI_Config, 0x50, 0x04)
Field (SMBP, DWordAcc, NoLock, Preserve)
{
, 5,
TCOB, 11,
Offset (0x04)
}
Name (TCBV, 0x00)
Method (TCBS, 0, NotSerialized)
{
If ((TCBV == 0x00))
{
TCBV = (\_SB.PCI0.SMBU.TCOB << 0x05)
}
Return (TCBV) /* \_SB_.PCI0.SMBU.TCBV */
}
OperationRegion (TCBA, SystemIO, TCBS (), 0x10)
Field (TCBA, ByteAcc, NoLock, Preserve)
{
Offset (0x04),
, 9,
CPSC, 1
}
}
Problem with the current approach is that it blocks all I/O port access
and because this system has touchpad connected to the SMBus controller
after first AML access (happens during suspend/resume cycle) the
touchpad fails to work anymore.
Fix this so that we allow ACPI AML I/O port access if it does not touch
the region reserved for the SMBus.
Fixes:
7ae81952cda ("i2c: i801: Allow ACPI SystemIO OpRegion to conflict with PCI BAR")
Link: https://bugzilla.kernel.org/show_bug.cgi?id=200737
Reported-by: Yussuf Khalil <dev@pp3345.net>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>