Commit Graph

853 Commits

Author SHA1 Message Date
Greg Kroah-Hartman aa9083faa1 phy: for 5.3
*) Add a new PHY driver for Qualcomm PCIe2 PHY
   *) Add a new PHY driver for Mixel DPHY present in i.MX8
   *) Fix Qualcomm QMP UFS PHY driver from incorrectly reporting that
      PHY enable failed
   *) Fix _BUG_ on Amlogic G12A USB3 + PCIE Combo PHY Driver due to
      calling a sleeping function from invalid context
   *) Fix WARN_ON dump on rcar-gen3-usb2 PHY driver caused due to
      imbalance powered flag
   *) Fix .cocci and sparse warnings
 
 Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
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Merge tag 'phy-for-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/kishon/linux-phy into usb-next

phy: for 5.3

  *) Add a new PHY driver for Qualcomm PCIe2 PHY
  *) Add a new PHY driver for Mixel DPHY present in i.MX8
  *) Fix Qualcomm QMP UFS PHY driver from incorrectly reporting that
     PHY enable failed
  *) Fix _BUG_ on Amlogic G12A USB3 + PCIE Combo PHY Driver due to
     calling a sleeping function from invalid context
  *) Fix WARN_ON dump on rcar-gen3-usb2 PHY driver caused due to
     imbalance powered flag
  *) Fix .cocci and sparse warnings

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>

* tag 'phy-for-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/kishon/linux-phy:
  phy: qcom-qmp: Raise qcom_qmp_phy_enable() polling delay
  phy: meson-g12a-usb3-pcie: disable locking for cr_regmap
  phy: Add driver for mixel mipi dphy found on NXP's i.MX8 SoCs
  dt-bindings: phy: Add documentation for mixel dphy
  dt-bindings: phy-pxa-usb: add bindings
  phy: renesas: rcar-gen3-usb2: fix imbalance powered flag
  phy: qcom-qmp: Drop useless msm8998_pciephy_cfg setting
  phy: qcom-qmp: Correct READY_STATUS poll break condition
  phy: ti: am654-serdes: Make serdes_am654_xlate() static
  phy: usb: phy-brcm-usb: Fix platform_no_drv_owner.cocci warnings
  phy: samsung: Use struct_size() in devm_kzalloc()
  phy: qcom: Add Qualcomm PCIe2 PHY driver
  dt-bindings: phy: Add binding for Qualcomm PCIe2 PHY
2019-07-01 15:04:59 +02:00
Greg Kroah-Hartman 90fca07489 phy: for 5.2-rc
*) Move Tegra124 PLL power supplies to be enabled by xusb-tegra124
   *) Move Tegra210 PLL power supplies to be enabled by xusb-tegra210
   *) Minor fixes: fix memory leaks at error path and addresses coverity.
 
 Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
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Merge tag 'phy-for-5.2-rc_v2' of git://git.kernel.org/pub/scm/linux/kernel/git/kishon/linux-phy into usb-next

Kishon writes:

phy: for 5.2-rc

  *) Move Tegra124 PLL power supplies to be enabled by xusb-tegra124
  *) Move Tegra210 PLL power supplies to be enabled by xusb-tegra210
  *) Minor fixes: fix memory leaks at error path and addresses coverity.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>

* tag 'phy-for-5.2-rc_v2' of git://git.kernel.org/pub/scm/linux/kernel/git/kishon/linux-phy:
  phy: tegra: xusb: Add Tegra210 PLL power supplies
  phy: tegra: xusb: Add Tegra124 PLL power supplies
  dt-bindings: phy: tegra-xusb: List PLL power supplies
  phy: usb: phy-brcm-usb: Remove sysfs attributes upon driver removal
  phy: renesas: rcar-gen2: Fix memory leak at error paths
  phy: qcom-qusb2: fix missing assignment of ret when calling clk_prepare_enable
2019-07-01 12:11:43 +02:00
Marc Gonzalez 5206026404 phy: qcom-qmp: Raise qcom_qmp_phy_enable() polling delay
readl_poll_timeout() calls usleep_range() to sleep between reads.
usleep_range() doesn't work efficiently for tiny values.

Raise the polling delay in qcom_qmp_phy_enable() to bring it in line
with the delay in qcom_qmp_phy_com_init().

Signed-off-by: Marc Gonzalez <marc.w.gonzalez@free.fr>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-06-25 19:17:38 +05:30
Neil Armstrong 5fc2aa3ec9 phy: meson-g12a-usb3-pcie: disable locking for cr_regmap
Locking is not needed for the phy_g12a_usb3_pcie_cr_bus_read/write() and
currently it causes the following BUG because of the usage of the
regmap_read_poll_timeout() running in spinlock_irq, configured by regmap fast_io.

Simply disable locking in the cr_regmap config since it's only used from the
PHY init callback function.

BUG: sleeping function called from invalid context at drivers/phy/amlogic/phy-meson-g12a-usb3-pcie.c:85
in_atomic(): 1, irqs_disabled(): 128, pid: 60, name: kworker/3:1
[snip]
Workqueue: events deferred_probe_work_func
Call trace:
 dump_backtrace+0x0/0x190
 show_stack+0x14/0x20
 dump_stack+0x90/0xb4
 ___might_sleep+0xec/0x110
 __might_sleep+0x50/0x88
 phy_g12a_usb3_pcie_cr_bus_addr.isra.0+0x80/0x1a8
 phy_g12a_usb3_pcie_cr_bus_read+0x34/0x1d8
 _regmap_read+0x60/0xe0
 _regmap_update_bits+0xc4/0x110
 regmap_update_bits_base+0x60/0x90
 phy_g12a_usb3_pcie_init+0xdc/0x210
 phy_init+0x74/0xd0
 dwc3_meson_g12a_probe+0x2cc/0x4d0
 platform_drv_probe+0x50/0xa0
 really_probe+0x20c/0x3b8
 driver_probe_device+0x68/0x150
 __device_attach_driver+0xa8/0x170
 bus_for_each_drv+0x64/0xc8
 __device_attach+0xd8/0x158
 device_initial_probe+0x10/0x18
 bus_probe_device+0x90/0x98
 deferred_probe_work_func+0x94/0xe8
 process_one_work+0x1e0/0x338
 worker_thread+0x230/0x458
 kthread+0x134/0x138
 ret_from_fork+0x10/0x1c

Fixes: 36077e16c0 ("phy: amlogic: Add Amlogic G12A USB3 + PCIE Combo PHY Driver")
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Tested-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-06-25 19:17:36 +05:30
Guido Günther f4c8116e29 phy: Add driver for mixel mipi dphy found on NXP's i.MX8 SoCs
This adds support for the Mixel DPHY as found on i.MX8 CPUs but since
this is an IP core it will likely be found on others in the future. So
instead of adding this to the nwl host driver make it a generic PHY
driver.

The driver supports the i.MX8MQ. Support for i.MX8QM and i.MX8QXP can be
added once the necessary system controller bits are in via
mixel_dphy_devdata.

Signed-off-by: Guido Günther <agx@sigxcpu.org>
Co-developed-by: Robert Chiras <robert.chiras@nxp.com>
Signed-off-by: Robert Chiras <robert.chiras@nxp.com>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-06-21 16:01:06 +05:30
Yoshihiro Shimoda 5c9dc6379f phy: renesas: rcar-gen3-usb2: fix imbalance powered flag
The powered flag should be set for any other phys anyway. Also
the flag should be locked by the channel. Otherwise, after we have
revised the device tree for the usb phy, the following warning
happened during a second system suspend. And if the driver doesn't
lock the flag, an imbalance is possible when enabling the regulator
during system resume. So, this patch fixes the issues.

< The warning >
[   56.026531] unbalanced disables for USB20_VBUS0
[   56.031108] WARNING: CPU: 3 PID: 513 at drivers/regulator/core.c:2593 _regula
tor_disable+0xe0/0x1c0
[   56.040146] Modules linked in: rcar_du_drm rcar_lvds drm_kms_helper drm drm_p
anel_orientation_quirks vsp1 videobuf2_vmalloc videobuf2_dma_contig videobuf2_me
mops videobuf2_v4l2 videobuf2_common videodev snd_soc_rcar renesas_usbhs snd_soc
_audio_graph_card media snd_soc_simple_card_utils crct10dif_ce renesas_usb3 snd_
soc_ak4613 rcar_fcp pwm_rcar usb_dmac phy_rcar_gen3_usb3 pwm_bl ipv6
[   56.074047] CPU: 3 PID: 513 Comm: kworker/u16:19 Not tainted 5.2.0-rc3-00001-
g5f20a19 #6
[   56.082129] Hardware name: Renesas Salvator-X board based on r8a7795 ES2.0+ (
DT)
[   56.089524] Workqueue: events_unbound async_run_entry_fn
[   56.094832] pstate: 40000005 (nZcv daif -PAN -UAO)
[   56.099617] pc : _regulator_disable+0xe0/0x1c0
[   56.104054] lr : _regulator_disable+0xe0/0x1c0
[   56.108489] sp : ffff0000121c3ae0
[   56.111796] x29: ffff0000121c3ae0 x28: 0000000000000000
[   56.117102] x27: 0000000000000000 x26: ffff000010fe0e60
[   56.122407] x25: 0000000000000002 x24: 0000000000000001
[   56.127712] x23: 0000000000000002 x22: ffff8006f99d4000
[   56.133017] x21: ffff8006f99cc000 x20: ffff8006f9846800
[   56.138322] x19: ffff8006f9846800 x18: ffffffffffffffff
[   56.143626] x17: 0000000000000000 x16: 0000000000000000
[   56.148931] x15: ffff0000112f96c8 x14: ffff0000921c37f7
[   56.154235] x13: ffff0000121c3805 x12: ffff000011312000
[   56.159540] x11: 0000000005f5e0ff x10: ffff0000112f9f20
[   56.164844] x9 : ffff0000112d3018 x8 : 00000000000001ad
[   56.170149] x7 : 00000000ffffffcc x6 : ffff8006ff768180
[   56.175453] x5 : ffff8006ff768180 x4 : 0000000000000000
[   56.180758] x3 : ffff8006ff76ef10 x2 : ffff8006ff768180
[   56.186062] x1 : 3d2eccbaead8fb00 x0 : 0000000000000000
[   56.191367] Call trace:
[   56.193808]  _regulator_disable+0xe0/0x1c0
[   56.197899]  regulator_disable+0x40/0x78
[   56.201820]  rcar_gen3_phy_usb2_power_off+0x3c/0x50
[   56.206692]  phy_power_off+0x48/0xd8
[   56.210263]  usb_phy_roothub_power_off+0x30/0x50
[   56.214873]  usb_phy_roothub_suspend+0x1c/0x50
[   56.219311]  hcd_bus_suspend+0x13c/0x168
[   56.223226]  generic_suspend+0x4c/0x58
[   56.226969]  usb_suspend_both+0x1ac/0x238
[   56.230972]  usb_suspend+0xcc/0x170
[   56.234455]  usb_dev_suspend+0x10/0x18
[   56.238199]  dpm_run_callback.isra.6+0x20/0x68
[   56.242635]  __device_suspend+0x110/0x308
[   56.246637]  async_suspend+0x24/0xa8
[   56.250205]  async_run_entry_fn+0x40/0xf8
[   56.254210]  process_one_work+0x1e0/0x320
[   56.258211]  worker_thread+0x40/0x450
[   56.261867]  kthread+0x124/0x128
[   56.265094]  ret_from_fork+0x10/0x18
[   56.268661] ---[ end trace 86d7ec5de5c517af ]---
[   56.273290] phy phy-ee080200.usb-phy.10: phy poweroff failed --> -5

Reported-by: Geert Uytterhoeven <geert+renesas@glider.be>
Fixes: 549b6b55b0 ("phy: renesas: rcar-gen3-usb2: enable/disable independent irqs")
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-06-21 10:51:58 +05:30
Marc Gonzalez 67c2eccb7d phy: qcom-qmp: Drop useless msm8998_pciephy_cfg setting
'mask_com_pcs_ready' is only useful if 'has_phy_com_ctrl' is true.
Since msm8998_pciephy_cfg.has_phy_com_ctrl is false, let's drop
msm8998_pciephy_cfg.mask_com_pcs_ready altogether.

Signed-off-by: Marc Gonzalez <marc.w.gonzalez@free.fr>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-06-21 10:51:58 +05:30
Bjorn Andersson 885bd76596 phy: qcom-qmp: Correct READY_STATUS poll break condition
After issuing a PHY_START request to the QMP, the hardware documentation
states that the software should wait for the PCS_READY_STATUS to become
1.

With the introduction of commit c9b589791f ("phy: qcom: Utilize UFS
reset controller") an additional 1ms delay was introduced between the
start request and the check of the status bit. This greatly increases
the chances for the hardware to actually becoming ready before the
status bit is read.

The result can be seen in that UFS PHY enabling is now reported as a
failure in 10% of the boots on SDM845, which is a clear regression from
the previous rare/occasional failure.

This patch fixes the "break condition" of the poll to check for the
correct state of the status bit.

Unfortunately PCIe on 8996 and 8998 does not specify the mask_pcs_ready
register, which means that the code checks a bit that's always 0. So the
patch also fixes these, in order to not regress these targets.

Fixes: 73d7ec899b ("phy: qcom-qmp: Add msm8998 PCIe QMP PHY support")
Fixes: e78f3d15e1 ("phy: qcom-qmp: new qmp phy driver for qcom-chipsets")
Cc: stable@vger.kernel.org
Cc: Evan Green <evgreen@chromium.org>
Cc: Marc Gonzalez <marc.w.gonzalez@free.fr>
Cc: Vivek Gautam <vivek.gautam@codeaurora.org>
Reviewed-by: Evan Green <evgreen@chromium.org>
Reviewed-by: Niklas Cassel <niklas.cassel@linaro.org>
Reviewed-by: Marc Gonzalez <marc.w.gonzalez@free.fr>
Tested-by: Marc Gonzalez <marc.w.gonzalez@free.fr>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-06-21 10:51:58 +05:30
YueHaibing 1853bc0ae6 phy: ti: am654-serdes: Make serdes_am654_xlate() static
Fix sparse warning:

drivers/phy/ti/phy-am654-serdes.c:250:12: warning:
 symbol 'serdes_am654_xlate' was not declared. Should it be static?

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Acked-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-06-21 10:51:14 +05:30
YueHaibing c7a787de7f phy: usb: phy-brcm-usb: Fix platform_no_drv_owner.cocci warnings
Remove .owner field if calls are used which set it automatically
Generated by: scripts/coccinelle/api/platform_no_drv_owner.cocci

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-06-20 14:13:59 +05:30
Gustavo A. R. Silva c886ec0256 phy: samsung: Use struct_size() in devm_kzalloc()
One of the more common cases of allocation size calculations is finding
the size of a structure that has a zero-sized array at the end, along
with memory for some number of elements for that array. For example:

struct samsung_usb2_phy_driver {
	...
        struct samsung_usb2_phy_instance instances[0];
};

instance = devm_kzalloc(dev, sizeof(struct samsung_usb2_phy_driver) +
			count * sizeof(struct samsung_usb2_phy_instance),
			GFP_KERNEL);

Instead of leaving these open-coded and prone to type mistakes, we can
now use the new struct_size() helper:

instance = devm_kzalloc(dev, struct_size(instance, instances, count),
			GFP_KERNEL);

This code was detected with the help of Coccinelle.

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-06-20 14:13:57 +05:30
Thomas Gleixner d2912cb15b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
Based on 2 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation #

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 4122 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Enrico Weigelt <info@metux.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-19 17:09:55 +02:00
Thomas Gleixner 2504ba9f59 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 235
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license this
  program is distributed in the hope that it will be useful but
  without any warranty without even the implied warranty of
  merchantability or fitness for a particular purpose see the gnu
  general public license for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 53 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190602204653.904365654@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-19 17:09:07 +02:00
Thierry Reding e3888cda39 phy: tegra: xusb: Add Tegra210 PLL power supplies
The Tegra210 SoC has four inputs that consume power in order to supply
the PLLs that drive the various USB, PCI and SATA pads.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Acked-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-06-12 15:35:44 +05:30
Thierry Reding aa5452f54b phy: tegra: xusb: Add Tegra124 PLL power supplies
The Tegra124 SoC has four inputs that consume power in order to supply
the PLLs that drive the various USB, PCI and SATA pads.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Acked-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-06-12 15:35:44 +05:30
Florian Fainelli d9e100829f phy: usb: phy-brcm-usb: Remove sysfs attributes upon driver removal
We are not destroying the sysfs attribute groupe we registered during
the probe function which will make subsequent probe calls to that
driver fail. Correct that with adding a remove function which only
removes those attributes since the reference counting on clocks did its
job already.

Fixes: 415060b21f ("phy: usb: phy-brcm-usb: Add ability to force DRD mode to host or device")
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-06-12 15:35:44 +05:30
Yoshihiro Shimoda d4a36e8292 phy: renesas: rcar-gen2: Fix memory leak at error paths
This patch fixes memory leak at error paths of the probe function.
In for_each_child_of_node, if the loop returns, the driver should
call of_put_node() before returns.

Reported-by: Julia Lawall <julia.lawall@lip6.fr>
Fixes: 1233f59f74 ("phy: Renesas R-Car Gen2 PHY driver")
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-06-12 15:35:44 +05:30
Thomas Gleixner 3c910ecbdd treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 446
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 as
  published by the free software foundation you should have received a
  copy of the gnu general public license along with this program if
  not see http www gnu org licenses

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 30 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190531190115.962665879@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:37:18 +02:00
Thomas Gleixner 75a6faf617 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 422
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms and conditions of the gnu general public license
  version 2 as published by the free software foundation

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 101 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190531190113.822954939@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:37:15 +02:00
Thomas Gleixner 2025cf9e19 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms and conditions of the gnu general public license
  version 2 as published by the free software foundation this program
  is distributed in the hope it will be useful but without any
  warranty without even the implied warranty of merchantability or
  fitness for a particular purpose see the gnu general public license
  for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 263 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190529141901.208660670@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:36:37 +02:00
Thomas Gleixner 8e8e69d67e treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 285
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation version 2 of the license this program
  is distributed in the hope that it will be useful but without any
  warranty without even the implied warranty of merchantability or
  fitness for a particular purpose see the gnu general public license
  for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 100 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190529141900.918357685@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:36:37 +02:00
Thomas Gleixner 97fb5e8d9b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 284
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license version 2 and
  only version 2 as published by the free software foundation this
  program is distributed in the hope that it will be useful but
  without any warranty without even the implied warranty of
  merchantability or fitness for a particular purpose see the gnu
  general public license for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 294 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190529141900.825281744@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:36:37 +02:00
Thomas Gleixner 9c92ab6191 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 282
Based on 1 normalized pattern(s):

  this software is licensed under the terms of the gnu general public
  license version 2 as published by the free software foundation and
  may be copied distributed and modified under those terms this
  program is distributed in the hope that it will be useful but
  without any warranty without even the implied warranty of
  merchantability or fitness for a particular purpose see the gnu
  general public license for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 285 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190529141900.642774971@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-05 17:36:37 +02:00
Colin Ian King d98010817a phy: qcom-qusb2: fix missing assignment of ret when calling clk_prepare_enable
The error return from the call to clk_prepare_enable is not being assigned
to variable ret even though ret is being used to check if the call failed.
Fix this by adding in the missing assignment.

Addresses-Coverity: ("Logically dead code")
Fixes: 891a96f65a ("phy: qcom-qusb2: Add support for runtime PM")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-06-03 17:03:52 +05:30
Masahiro Yamada 8e82fe2ab6 treewide: fix typos of SPDX-License-Identifier
Prior to the adoption of SPDX, it was difficult for tools to determine
the correct license due to incomplete or badly formatted license text.
The SPDX solves this issue, assuming people can correctly spell
"SPDX-License-Identifier" although this assumption is broken in some
places.

Since scripts/spdxcheck.py parses only lines that exactly matches to
the correct tag, it cannot (should not) detect this kind of error.

If the correct tag is missing, scripts/checkpatch.pl warns like this:

 WARNING: Missing or malformed SPDX-License-Identifier tag in line *

So, people should notice it before the patch submission, but in reality
broken tags sometimes slip in. The checkpatch warning is not useful for
checking the committed files globally since large number of files still
have no SPDX tag.

Also, I am not sure about the legal effect when the SPDX tag is broken.

Anyway, these typos are absolutely worth fixing. It is pretty easy to
find suspicious lines by grep.

  $ git grep --not -e SPDX-License-Identifier --and -e SPDX- -- \
    :^LICENSES :^scripts/spdxcheck.py :^*/license-rules.rst
  arch/arm/kernel/bugs.c:// SPDX-Identifier: GPL-2.0
  drivers/phy/st/phy-stm32-usbphyc.c:// SPDX-Licence-Identifier: GPL-2.0
  drivers/pinctrl/sh-pfc/pfc-r8a77980.c:// SPDX-Lincense-Identifier: GPL 2.0
  lib/test_stackinit.c:// SPDX-Licenses: GPLv2
  sound/soc/codecs/max9759.c:// SPDX-Licence-Identifier: GPL-2.0

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-01 18:29:58 +02:00
Bjorn Andersson 6ef72bc036 phy: qcom: Add Qualcomm PCIe2 PHY driver
The Qualcomm PCIe2 PHY is based on design from Synopsys and found in
several different platforms where the QMP PHY isn't used.

Reviewed-by: Niklas Cassel <niklas.cassel@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-05-31 19:41:13 +05:30
Thomas Gleixner 84a14ae8c4 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 178
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 24 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190528170026.162703968@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:29:19 -07:00
Thomas Gleixner c942fddf87 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157
Based on 3 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version this program is distributed in the
  hope that it will be useful but without any warranty without even
  the implied warranty of merchantability or fitness for a particular
  purpose see the gnu general public license for more details

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version [author] [kishon] [vijay] [abraham]
  [i] [kishon]@[ti] [com] this program is distributed in the hope that
  it will be useful but without any warranty without even the implied
  warranty of merchantability or fitness for a particular purpose see
  the gnu general public license for more details

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version [author] [graeme] [gregory]
  [gg]@[slimlogic] [co] [uk] [author] [kishon] [vijay] [abraham] [i]
  [kishon]@[ti] [com] [based] [on] [twl6030]_[usb] [c] [author] [hema]
  [hk] [hemahk]@[ti] [com] this program is distributed in the hope
  that it will be useful but without any warranty without even the
  implied warranty of merchantability or fitness for a particular
  purpose see the gnu general public license for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 1105 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070033.202006027@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:37 -07:00
Thomas Gleixner 2874c5fd28 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 3029 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:26:32 -07:00
Thomas Gleixner 3e0a4e8580 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 118
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 or at your option any
  later version this program is distributed in the hope that it will
  be useful but without any warranty without even the implied warranty
  of merchantability or fitness for a particular purpose see the gnu
  general public license for more details

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 44 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190523091651.032047323@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-24 17:39:02 +02:00
Thomas Gleixner 74ba9207e1 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 61
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version this program is distributed in the
  hope that it will be useful but without any warranty without even
  the implied warranty of merchantability or fitness for a particular
  purpose see the gnu general public license for more details you
  should have received a copy of the gnu general public license along
  with this program if not write to the free software foundation inc
  675 mass ave cambridge ma 02139 usa

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 441 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc)
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190520071858.739733335@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-24 17:36:45 +02:00
Thomas Gleixner 1ccea77e2a treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 13
Based on 2 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version this program is distributed in the
  hope that it will be useful but without any warranty without even
  the implied warranty of merchantability or fitness for a particular
  purpose see the gnu general public license for more details you
  should have received a copy of the gnu general public license along
  with this program if not see http www gnu org licenses

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version this program is distributed in the
  hope that it will be useful but without any warranty without even
  the implied warranty of merchantability or fitness for a particular
  purpose see the gnu general public license for more details [based]
  [from] [clk] [highbank] [c] you should have received a copy of the
  gnu general public license along with this program if not see http
  www gnu org licenses

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 355 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Jilayne Lovejoy <opensource@jilayne.com>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190519154041.837383322@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-21 11:28:45 +02:00
Thomas Gleixner ec8f24b7fa treewide: Add SPDX license identifier - Makefile/Kconfig
Add SPDX license identifiers to all Make/Kconfig files which:

 - Have no license information of any form

These files fall under the project license, GPL v2 only. The resulting SPDX
license identifier is:

  GPL-2.0-only

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-21 10:50:46 +02:00
Linus Torvalds 132d68d37d USB/PHY patches for 5.2-rc1
Here is the big set of USB and PHY driver patches for 5.2-rc1
 
 There is the usual set of:
 	- USB gadget updates
 	- PHY driver updates and additions
 	- USB serial driver updates and fixes
 	- typec updates and new chips supported
 	- mtu3 driver updates
 	- xhci driver updates
 	- other tiny driver updates
 
 Nothing really interesting, just constant forward progress.
 
 All of these have been in linux-next for a while with no reported
 issues.  The usb-gadget and usb-serial trees were merged a bit "late",
 but both of them had been in linux-next before they got merged here last
 Friday.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-5.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB/PHY updates from Greg KH:
 "Here is the big set of USB and PHY driver patches for 5.2-rc1

  There is the usual set of:

   - USB gadget updates

   - PHY driver updates and additions

   - USB serial driver updates and fixes

   - typec updates and new chips supported

   - mtu3 driver updates

   - xhci driver updates

   - other tiny driver updates

  Nothing really interesting, just constant forward progress.

  All of these have been in linux-next for a while with no reported
  issues. The usb-gadget and usb-serial trees were merged a bit "late",
  but both of them had been in linux-next before they got merged here
  last Friday"

* tag 'usb-5.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (206 commits)
  USB: serial: f81232: implement break control
  USB: serial: f81232: add high baud rate support
  USB: serial: f81232: clear overrun flag
  USB: serial: f81232: fix interrupt worker not stop
  usb: dwc3: Rename DWC3_DCTL_LPM_ERRATA
  usb: dwc3: Fix default lpm_nyet_threshold value
  usb: dwc3: debug: Print GET_STATUS(device) tracepoint
  usb: dwc3: Do core validation early on probe
  usb: dwc3: gadget: Set lpm_capable
  usb: gadget: atmel: tie wake lock to running clock
  usb: gadget: atmel: support USB suspend
  usb: gadget: atmel_usba_udc: simplify setting of interrupt-enabled mask
  dwc2: gadget: Fix completed transfer size calculation in DDMA
  usb: dwc2: Set lpm mode parameters depend on HW configuration
  usb: dwc2: Fix channel disable flow
  usb: dwc2: Set actual frame number for completed ISOC transfer
  usb: gadget: do not use __constant_cpu_to_le16
  usb: dwc2: gadget: Increase descriptors count for ISOC's
  usb: introduce usb_ep_type_string() function
  usb: dwc3: move synchronize_irq() out of the spinlock protected block
  ...
2019-05-08 10:03:52 -07:00
Greg Kroah-Hartman e434a90f36 phy: for 5.1-rc
*) Fix sun4i-usb PHY driver to get USB gadget working on H3/R40/V3/V3s
   *) Fix cable state handling in phy-twl4030-usb driver to get rid of
      regulator_put() warning
   *) Fix linker errors and compilation warnings got with randconfig
   *) Fix sparse warnings and .cocci warnings
 
 Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
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Merge tag 'phy-for-5.1-rc-v2' of git://git.kernel.org/pub/scm/linux/kernel/git/kishon/linux-phy into char-misc-next

Kishon writes:

phy: for 5.1-rc

  *) Fix sun4i-usb PHY driver to get USB gadget working on H3/R40/V3/V3s
  *) Fix cable state handling in phy-twl4030-usb driver to get rid of
     regulator_put() warning
  *) Fix linker errors and compilation warnings got with randconfig
  *) Fix sparse warnings and .cocci warnings

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>

* tag 'phy-for-5.1-rc-v2' of git://git.kernel.org/pub/scm/linux/kernel/git/kishon/linux-phy:
  phy: sun4i-usb: Make sure to disable PHY0 passby for peripheral mode
  phy: fix platform_no_drv_owner.cocci warnings
  phy: mapphone-mdm6600: add gpiolib dependency
  phy: ti: usb2: fix OMAP_CONTROL_PHY dependency
  phy: allwinner: allow compile testing
  phy: qcom-ufs: Make ufs_qcom_phy_disable_iface_clk static
  phy: rockchip-typec: Make usb3_pll_cfg and dp_pll_cfg static
  phy: phy-twl4030-usb: Fix cable state handling
2019-04-25 11:27:48 +02:00
Greg Kroah-Hartman d30e413fa4 phy: for 5.2
*) Add a new *release* phy_ops invoked when the consumer relinquishes PHY
      that can be used to undo the operation performed in xlate
   *) Add new driver to support USB2 PHY and shared USB3 + PCIE PHY in Amlogic
      G12A SoC Family.
   *) Add new driver to support for Broadcom's Stingray USB PHY (Type 1 has
      one super speed PHY and one high speed PHY, Type 2 has one high speed PHY)
   *) Add new driver to support USB PHY in hi3660 SoC of Hisilicon
   *) Add new driver to support UFS M-PHY in MediaTek SoC
   *) Add new driver to support XUSB pad controller in Tegra186 SoCs
   *) Add new driver to support SERDES in TI's AM654 platform
   *) Add support for generation 2 USB2 PHY and gneration 3 USB2 PHY in r8a77470
      to phy-rcar-gen2.c and phy-rcar-gen3-usb2.c respectively
   *) Add support for PCIe QMP PHY support in msm8998 to phy-qcom-qmp.c
   *) Add support for SERDES6G in phy-ocelot-serdes.c
   *) Add support to set drive impedance from device tree in phy-rockchip-emmc.c
   *) Add support to power up/down the VBUS voltage rail in phy-fsl-imx8mq-usb.c
   *) Add support to shut off regulators that power UFS during system suspend
   *) Re-design phy-rcar-gen3-usb2.c to create separate PHY instances for each
      channel which helps to enable/disable interrupts for each instance
      independently
   *) Fix PCIe power up sequence to follow the TRM in order to ensure the DPLL &
      PHY operates correctly over the entire temperature range.
   *) Use devm_clk_get_optional to get optional clocks instead of adding
      custom error checks
 
 Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
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Merge tag 'phy-for-5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/kishon/linux-phy into usb-next

Kishon writes:

phy: for 5.2

  *) Add a new *release* phy_ops invoked when the consumer relinquishes PHY
     that can be used to undo the operation performed in xlate
  *) Add new driver to support USB2 PHY and shared USB3 + PCIE PHY in Amlogic
     G12A SoC Family.
  *) Add new driver to support for Broadcom's Stingray USB PHY (Type 1 has
     one super speed PHY and one high speed PHY, Type 2 has one high speed PHY)
  *) Add new driver to support USB PHY in hi3660 SoC of Hisilicon
  *) Add new driver to support UFS M-PHY in MediaTek SoC
  *) Add new driver to support XUSB pad controller in Tegra186 SoCs
  *) Add new driver to support SERDES in TI's AM654 platform
  *) Add support for generation 2 USB2 PHY and gneration 3 USB2 PHY in r8a77470
     to phy-rcar-gen2.c and phy-rcar-gen3-usb2.c respectively
  *) Add support for PCIe QMP PHY support in msm8998 to phy-qcom-qmp.c
  *) Add support for SERDES6G in phy-ocelot-serdes.c
  *) Add support to set drive impedance from device tree in phy-rockchip-emmc.c
  *) Add support to power up/down the VBUS voltage rail in phy-fsl-imx8mq-usb.c
  *) Add support to shut off regulators that power UFS during system suspend
  *) Re-design phy-rcar-gen3-usb2.c to create separate PHY instances for each
     channel which helps to enable/disable interrupts for each instance
     independently
  *) Fix PCIe power up sequence to follow the TRM in order to ensure the DPLL &
     PHY operates correctly over the entire temperature range.
  *) Use devm_clk_get_optional to get optional clocks instead of adding
     custom error checks

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>

* tag 'phy-for-5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/kishon/linux-phy: (51 commits)
  dt-bindings: phy-qcom-qmp: Tweak qcom,msm8998-qmp-ufs-phy
  dt-bindings: phy-qcom-qmp: Add qcom,msm8998-qmp-pcie-phy
  phy: Add usb phy support for hi3660 Soc of Hisilicon
  dt-bindings: phy: Add support for HiSilicon's hi3660 USB PHY
  scsi: phy: mediatek: fix typo in author's email address
  phy: ocelot-serdes: Add support for SERDES6G muxing
  phy: fsl-imx8mq-usb: add support for VBUS power control
  dt-bindings: phy-imx8mq-usb: add optional vbus supply regulator
  phy: qcom-qmp: Add msm8998 PCIe QMP PHY support
  phy: ti: am654-serdes: Support all clksel values
  phy: ti: Add a new SERDES driver for TI's AM654x SoC
  dt-bindings: phy: ti: Add dt binding documentation for SERDES in AM654x SoC
  phy: core: Invoke pm_runtime_get_*/pm_runtime_put_* before invoking reset callback
  phy: core: Add *release* phy_ops invoked when the consumer relinquishes PHY
  phy: phy-meson-gxl-usb2: get optional clock by devm_clk_get_optional()
  phy: socionext: get optional clock by devm_clk_get_optional()
  phy: qcom-qusb2: get optional clock by devm_clk_get_optional()
  phy: phy-mtk-tphy: get optional clock by devm_clk_get_optional()
  phy: renesas: rcar-gen3-usb2: enable/disable independent irqs
  phy: renesas: rcar-gen3-usb2: Use pdev's device pointer on dev_vdbg()
  ...
2019-04-25 10:49:34 +02:00
Yu Chen 94e487a41f phy: Add usb phy support for hi3660 Soc of Hisilicon
This driver handles usb phy power on and shutdown for hi3660 Soc of
Hisilicon.

Cc: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Kishon Vijay Abraham I <kishon@ti.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Pengcheng Li <lpc.li@hisilicon.com>
Cc: Jianguo Sun <sunjianguo1@huawei.com>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Jiancheng Xue <xuejiancheng@hisilicon.com>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Binghui Wang <wangbinghui@hisilicon.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Yu Chen <chenyu56@huawei.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-04-18 22:08:25 +05:30
Colin Ian King ea4059fc93 scsi: phy: mediatek: fix typo in author's email address
There is a typo in the module author's email address. Fix this.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Acked-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Reviewed-by: Stanley Chu <stanley.chu@mediatek.com>
Acked-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-04-18 22:08:25 +05:30
Kavya Sree Kotagiri 61c67bfaaa phy: ocelot-serdes: Add support for SERDES6G muxing
Adding support for SERDES6G muxing required for QSGMII mode of operation.

Signed-off-by: Kavya Sree Kotagiri <kavyasree.kotagiri@microchip.com>
Signed-off-by: Quentin Schulz <quentin.schulz@bootlin.com>
Signed-off-by: Steen Hegelund <Steen.Hegelund@microchip.com>
Co-developed-by: Quentin Schulz <quentin.schulz@bootlin.com>
Co-developed-by: Steen Hegelund <Steen.Hegelund@microchip.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-04-18 22:08:25 +05:30
Lucas Stach eeda879bb5 phy: fsl-imx8mq-usb: add support for VBUS power control
This adds support to the PHY driver to power up/down the VBUS
voltage rail at the appropriate times.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-04-18 22:08:25 +05:30
Marc Gonzalez 73d7ec899b phy: qcom-qmp: Add msm8998 PCIe QMP PHY support
Documentation for this PHY, and the proper configuration settings,
is *not* publicly available. Therefore the initialization sequence
is copied wholesale from downstream:

https://source.codeaurora.org/quic/la/kernel/msm-4.4/tree/arch/arm/boot/dts/qcom/msm8998-v2.dtsi?h=LE.UM.1.3.r3.25#n372

Reviewed-by: Vivek Gautam <vivek.gautam@codeaurora.org>
Signed-off-by: Marc Gonzalez <marc.w.gonzalez@free.fr>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-04-17 14:13:20 +05:30
Roger Quadros 7e7b8ca661 phy: ti: am654-serdes: Support all clksel values
Add support to select all 16 CLKSEL combinations that are shown in
"SerDes Reference Clock Distribution" in AM65 TRM.

Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-04-17 14:13:20 +05:30
Kishon Vijay Abraham I 71e2f5c5c2 phy: ti: Add a new SERDES driver for TI's AM654x SoC
Add a new SERDES driver for TI's AM654x SoC which configures
the SERDES only for PCIe. Support fo USB3 will be added later.

SERDES in am654x has three input clocks (left input, externel reference
clock and right input) and two output clocks (left output and right
output) in addition to a PLL mux clock which the SERDES uses for Clock
Multiplier Unit (CMU refclock).

The PLL mux clock can select from one of the three input clocks.
The right output can select between left input and external reference
clock while the left output can select between the right input and
external reference clock.

The driver has support to select PLL mux and left/right output mux as
specified in device tree.

[rogerq@ti.com: Fix boot lockup caused by accessing a structure member
(hw->init) allocated in stack of probe() and accessed in get_parent]
[rogerq@ti.com: Fix "Failed to find the parent" warnings]
Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-04-17 14:13:19 +05:30
Kishon Vijay Abraham I 4df614c4ab phy: core: Invoke pm_runtime_get_*/pm_runtime_put_* before invoking reset callback
PHY drivers may try to access PHY registers in the ->reset() callback.
Invoke phy_pm_runtime_get_sync() before invoking the ->reset() callback
so that the PHY drivers don't have to enable clocks by themselves before
accessing PHY registers.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-04-17 14:13:17 +05:30
Kishon Vijay Abraham I fec06b2bc4 phy: core: Add *release* phy_ops invoked when the consumer relinquishes PHY
Add a new phy_ops *release* invoked when the consumer relinquishes the
PHY using phy_put/devm_phy_put. The initializations done by the PHY
driver in of_xlate call back can be can be cleaned up here.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-04-17 14:13:17 +05:30
Chunfeng Yun 42c7cb71b5 phy: phy-meson-gxl-usb2: get optional clock by devm_clk_get_optional()
Use devm_clk_get_optional() to get optional clock

Cc: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Acked-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-04-17 14:13:16 +05:30
Chunfeng Yun 752d31a3e1 phy: socionext: get optional clock by devm_clk_get_optional()
Use devm_clk_get_optional() to get optional clock

Cc: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Reviewed-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-04-17 14:13:15 +05:30
Chunfeng Yun 1039596c90 phy: qcom-qusb2: get optional clock by devm_clk_get_optional()
Use devm_clk_get_optional() to get optional clock

Cc: Andy Gross <andy.gross@linaro.org>
Cc: David Brown <david.brown@linaro.org>
Cc: Vivek Gautam <vivek.gautam@codeaurora.org>
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-04-17 14:13:14 +05:30
Chunfeng Yun b603c500d7 phy: phy-mtk-tphy: get optional clock by devm_clk_get_optional()
Use devm_clk_get_optional() to get optional clock

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-04-17 14:13:14 +05:30
Yoshihiro Shimoda 549b6b55b0 phy: renesas: rcar-gen3-usb2: enable/disable independent irqs
Since the previous code enabled/disabled the irqs both OHCI and EHCI,
it is possible to cause unexpected interruptions. To avoid this,
this patch creates multiple phy instances from phandle and
enables/disables independent irqs by the instances.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Reviewed-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Tested-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
2019-04-17 14:13:14 +05:30