linux-toradex.git/include/linux/phy, branch v3.19-rc2 Linux kernel for Apalis and Colibri modules phy: remove the old lookup method 2014-11-22T08:28:39+00:00 Heikki Krogerus heikki.krogerus@linux.intel.com 2014-11-19T15:28:21+00:00 dbc98635e0d42f0e62ea92813df1e0e4c90f8375 The users of the old method are now converted to the new one. Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> [ kishon@ti.com : made phy-berlin-usb.c and phy-miphy28lp.c to use the updated devm_phy_create API.] Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> 
The users of the old method are now converted to the new one.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
[ kishon@ti.com : made phy-berlin-usb.c and phy-miphy28lp.c to use the updated
		  devm_phy_create API.]
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
phy: improved lookup method 2014-11-21T14:18:50+00:00 Heikki Krogerus heikki.krogerus@linux.intel.com 2014-11-19T15:28:18+00:00 b7bc15b98e843926d01eb03b9c0e196d8ddbadeb Separates registration of the phy and the lookup. The method is copied from clkdev.c, Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> 
Separates registration of the phy and the lookup. The method
is copied from clkdev.c,

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
phy: safer to_phy() macro 2014-11-21T14:18:50+00:00 Heikki Krogerus heikki.krogerus@linux.intel.com 2014-11-19T15:28:17+00:00 d451057464a7ea2fe400e56c8a7e004c875f2a84 This makes to_phy() macro work with other variable names besides "dev". Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Tested-by: Vivek Gautam <gautam.vivek@samsung.com> Acked-by: Felipe Balbi <balbi@ti.com> Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> 
This makes to_phy() macro work with other variable names
besides "dev".

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Tested-by: Vivek Gautam <gautam.vivek@samsung.com>
Acked-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
phy: core: Let node ptr of PHY point to PHY and not of PHY provider 2014-07-22T07:16:11+00:00 Kishon Vijay Abraham I kishon@ti.com 2014-07-14T10:25:02+00:00 f0ed817638b59aa927f1f7e9564dd8796b18dc4f In case of multi-phy PHY providers, each PHY should be modeled as a sub node of the PHY provider. Then each PHY will have a different node pointer (node pointer of sub node) than that of PHY provider. Added this provision in the PHY core. Also fixed all drivers to use the updated API. Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> Acked-by: Lee Jones <lee.jones@linaro.org> 
In case of multi-phy PHY providers, each PHY should be modeled as a sub
node of the PHY provider. Then each PHY will have a different node pointer
(node pointer of sub node) than that of PHY provider. Added this provision
in the PHY core.
Also fixed all drivers to use the updated API.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Acked-by: Lee Jones <lee.jones@linaro.org>
phy: core: Support regulator supply for PHY power 2014-07-22T07:16:10+00:00 Roger Quadros rogerq@ti.com 2014-07-04T09:55:45+00:00 3be88125d85df587085b0be0a5c0e9953eb5ed6b Some PHYs can be powered by an external power regulator. e.g. USB_HS PHY on DRA7 SoC. Make the PHY core support a power regulator. Signed-off-by: Roger Quadros <rogerq@ti.com> Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> 
Some PHYs can be powered by an external power regulator.
e.g. USB_HS PHY on DRA7 SoC. Make the PHY core support a
power regulator.

Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
phy: pipe3: insert delay to enumerate in GEN2 mode 2014-07-22T07:16:10+00:00 Kishon Vijay Abraham I kishon@ti.com 2014-06-25T17:52:57+00:00 f0e2cf7b912522c9c7146d9d6e99d1b0ea5c97c6 8-bit delay value (0xF1) is required for GEN2 devices to be enumerated consistently. Added an API to be called from PHY drivers to set this delay value and called it from PIPE3 driver to set the delay value. Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> Reviewed-by: Roger Quadros <rogerq@ti.com> 
8-bit delay value (0xF1) is required for GEN2 devices to be enumerated
consistently. Added an API to be called from PHY drivers to set this delay
value and called it from PIPE3 driver to set the delay value.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Reviewed-by: Roger Quadros <rogerq@ti.com>
phy: core: make NULL a valid phy reference if !CONFIG_GENERIC_PHY 2014-04-24T19:53:38+00:00 Grygorii Strashko grygorii.strashko@ti.com 2014-04-19T03:21:44+00:00 2b97789fa289d531e767d994a77e34ec58f328c4 This fixes a regression on Keystone 2 platforms caused by patch 57303488cd37da58263e842de134dc65f7c626d5 "usb: dwc3: adapt dwc3 core to use Generic PHY Framework" which adds optional support of generic phy in DWC3 core. On Keystone 2 platforms the USB is not working now because CONFIG_GENERIC_PHY isn't set and, as result, Generic PHY APIs stubs return -ENOSYS always. The log shows: dwc3 2690000.dwc3: failed to initialize core dwc3: probe of 2690000.dwc3 failed with error -38 Hence, fix it by making NULL a valid phy reference in Generic PHY APIs stubs in the same way as it was done by the patch 04c2facad8fee66c981a51852806d8923336f362 "drivers: phy: Make NULL a valid phy reference". Acked-by: Felipe Balbi <balbi@ti.com> Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com> Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com> Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> 
This fixes a regression on Keystone 2 platforms caused by patch
57303488cd37da58263e842de134dc65f7c626d5
"usb: dwc3: adapt dwc3 core to use Generic PHY Framework" which adds
optional support of generic phy in DWC3 core.

On Keystone 2 platforms the USB is not working now because
CONFIG_GENERIC_PHY isn't set and, as result, Generic PHY APIs stubs
return -ENOSYS always. The log shows:
 dwc3 2690000.dwc3: failed to initialize core
 dwc3: probe of 2690000.dwc3 failed with error -38

Hence, fix it by making NULL a valid phy reference in Generic PHY
APIs stubs in the same way as it was done by the patch
04c2facad8fee66c981a51852806d8923336f362 "drivers: phy: Make NULL
a valid phy reference".

Acked-by: Felipe Balbi <balbi@ti.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
phy: rename struct omap_control_usb to struct omap_control_phy 2014-03-09T07:15:08+00:00 Kishon Vijay Abraham I kishon@ti.com 2014-03-06T14:38:37+00:00 14da699bc04212559d5dda19d3f07c807fb58dfd Rename struct omap_control_usb to struct omap_control_phy since it can be used to control PHY of USB, SATA and PCIE. Also move the driver and include files under *phy* and made the corresponding changes in the users of phy-omap-control. Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> Signed-off-by: Roger Quadros <rogerq@ti.com> Acked-by: Felipe Balbi <balbi@ti.com> 
Rename struct omap_control_usb to struct omap_control_phy since it can
be used to control PHY of USB, SATA and PCIE. Also move the driver and
include files under *phy* and made the corresponding changes in the users
of phy-omap-control.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Roger Quadros <rogerq@ti.com>
Acked-by: Felipe Balbi <balbi@ti.com>
phy: omap-usb2: Provide workaround for USB2PHY false disconnect 2014-03-09T07:15:07+00:00 Austin Beam austinbeam@ti.com 2014-03-06T12:41:53+00:00 7e472402ca308287a2474d4c9011f69f33fa19cb Enable the dra7x errata workaround for false disconnect problem with USB2PHY. False disconnects were detected with some of the devices. Reduce the sensitivity of the disconnect logic within the USB2PHY subsystem to enusre these false disconnects are not registered. [george.cherian@ti.com] While at that, pass proper flags for each SoC's. This is a common driver used across OMAP4,OMAP5,DRA7xx and AM437x USB2PHY. False disconnect workaround is currently applicable for only DRA7x. Signed-off-by: Austin Beam <austinbeam@ti.com> Signed-off-by: George Cherian <george.cherian@ti.com> Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> 
Enable the dra7x errata workaround for false disconnect problem
with USB2PHY. False disconnects were detected with some of the devices.
Reduce the sensitivity of the disconnect logic within the USB2PHY subsystem
to enusre these false disconnects are not registered.

[george.cherian@ti.com]
While at that, pass proper flags for each SoC's. This is a common driver
used across OMAP4,OMAP5,DRA7xx and AM437x USB2PHY.

False disconnect workaround is currently applicable for only DRA7x.

Signed-off-by: Austin Beam <austinbeam@ti.com>
Signed-off-by: George Cherian <george.cherian@ti.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
phy: omap-usb2: Adapt phy-omap-usb2 for AM437x 2014-03-09T07:15:07+00:00 George Cherian george.cherian@ti.com 2014-03-06T12:41:52+00:00 09a0168de11a4a487c2d1c78366491b695e0c15a Adapt phy-omap-usb2 driver for AM437x. - Add new comaptible "ti,am437x-usb2" for AM437x - Pass proper data to differentiate AM437x and others. - AM437x doesnot support set_vbus and start_srp. Signed-off-by: George Cherian <george.cherian@ti.com> Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com> 
Adapt phy-omap-usb2 driver for AM437x.
	- Add new comaptible "ti,am437x-usb2" for AM437x
	- Pass proper data to differentiate AM437x and others.
	- AM437x doesnot support  set_vbus and start_srp.

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