Hi Tony,
On Thursday 01 March 2018 09:20 AM, Tony Lindgren wrote:
> Let's add support for the GPIO controlled USB PHY on the MDM6600 modem.
> It is used on some Motorola Mapphone series of phones and tablets such
> as Droid 4.
Generally PHY configuration is done for the PHYs that is connected to
Hi,
On 02-03-18 01:39, Chanwoo Choi wrote:
Hi,
Basically, I have no objection. But I'll reply the my ack tag
after finishing the review of 'devcon and usb_role_switch' from USB maintainer.
And I have a question.
Before this patch, extcon-axp288 is used to detect charger connector
and extcon-in
On 01.03.2018 20:07, Alan Stern wrote:
On Thu, 1 Mar 2018, Mathias Nyman wrote:
Disabing Latency Tolerance Messaging before port reset is unnecessary.
LTM is automatically disabled at port reset.
If host can't communicate with the device the LTM message will fail, and
the hub driver will unnec
Hi All,
Here is version 6 of Heikki's and my USB Type-C device-connection, mux and
switch support series. Versions 2 - 5 bring various small code and style
fixes based on review (no major changes). Version 6 is rebased on top of
the latest usb-next and brings one small but important code fix in
th
Various Intel SoCs (Cherry Trail, Broxton and others) have an internal USB
role switch for swiching the OTG USB data lines between the xHCI host
controller and the dwc3 gadget controller.
Note on some Cherry Trail systems there is ACPI/AML code listening to
edge interrupts on the id-pin (through a
We need to add device-connections for the Type-C mux/switch and usb-role
code to be able to find the PI3USB30532 Type-C cross-switch and the
device/host role-switch integrated in the CHT SoC.
Reviewed-by: Heikki Krogerus
Reviewed-by: Andy Shevchenko
Signed-off-by: Hans de Goede
---
Changes in v
The AXP288 BC1.2 charger detection / extcon code may seem like a strange
place to add code to control the USB role-switch on devices with an AXP288,
but there are 2 reasons to do this inside the axp288 extcon code:
1) On many devices the USB role is controlled by ACPI AML code, but the AML
code
From: Heikki Krogerus
USB Type-C connectors consist of various muxes and switches
that route the pins on the connector to the right locations.
The USB Type-C drivers need to be able to control the muxes,
as they are the ones that know things like the cable plug
orientation, and the current mode t
From: Heikki Krogerus
In order to allow the USB Type-C Class driver take care of
things like muxes and other possible dependencies for the
port drivers, returning ERR_PTR instead of NULL from the
registration functions in case of failure.
The reason for taking over control of the muxes for examp
Add a driver for the Pericom PI3USB30532 Type-C cross switch /
mux chip found on some devices with a Type-C port.
Reviewed-by: Heikki Krogerus
Reviewed-by: Andy Shevchenko
Signed-off-by: Hans de Goede
---
Changes in v4:
-Add Andy's Reviewed-by
Changes in v2:
-Cleanup pi3usb30532_set_conf() err
From: Heikki Krogerus
Several frameworks - clk, gpio, phy, pmw, etc. - maintain
lookup tables for describing connections and provide custom
API for handling them. This introduces a single generic
lookup table and API for the connections.
The motivation for this commit is centralizing the
connect
The xHCI controller on various Intel SoCs has an extended cap mmio-range
which contains registers to control the muxing to the xHCI (host mode)
or the dwc3 (device mode) and vbus-detection for the otg usb-phy.
Having a role-sw driver included in the xHCI code (under drivers/usb/host)
is not desira
From: Mathias Nyman
Modify xhci_find_next_ext_cap(base, offset, id) to return the next
capability offset if 0 is passed for id. Otherwise it will behave as
previously and return the offset of the next capability with matching id
capability id 0 is not used by xHCI (reserved)
This is useful when
Remove the unused (not implemented anywhere) tcpc_mux_dev abstraction
and replace it with calling the new typec_set_orientation,
usb_role_switch_set and typec_set_mode functions.
Reviewed-by: Heikki Krogerus
Reviewed-by: Guenter Roeck
Reviewed-by: Andy Shevchenko
Signed-off-by: Hans de Goede
-
Setting the mux to MUX_NONE and the switch to USB_SWITCH_DISCONNECT when
the data-role is device is not correct. Plenty of devices support
operating as USB device through a (separate) USB device controller.
We really need 2 different versions of USB_SWITCH_CONNECT,
USB_SWITCH_CONNECT_HOST and USB_
From: Heikki Krogerus
USB role switch is a device that can be used to choose the
data role for USB connector. With dual-role capable USB
controllers, the controller itself will be the switch, but
on some platforms the USB host and device controllers are
separate IPs and there is a mux between the
When I debug a kernel crash issue in funcitonfs, found ffs_data.ref
overflowed, While functionfs is unmounting, ffs_data is put twice.
Commit 43938613c6fd ("drivers, usb: convert ffs_data.ref from atomic_t to
refcount_t") can avoid refcount overflow, but that is risk some situations.
So no need pu
On 01.03.2018 22:56, ljoubl...@gmail.com wrote:
I'm a user of gentoo linux, and would like to raise a bug report. I hope these
are the correct channels; if not, I apologise in advance.
I'm using a realtek-based USB3 to RJ45 gigabit adapter. This plugs
directly into my laptop, which is a Toshiba
Hi,
On Tue, Feb 27, 2018 at 08:11:29AM +0100, Andrzej Hajda wrote:
> +2. USB-C connector attached to CC controller (s2mm005), HS lines routed
> +to companion PMIC (max77865), SS lines to USB3 PHY and SBU to DisplayPort.
> +DisplayPort video lines are routed to the connector via SS mux in USB3 PHY.
From: Colin Ian King
Use the ARRAY_SIZE macro on a couple of arrays to determine
size of the arrays. Also fix up alignment to clean up a checkpatch
warning. Improvement suggested by Coccinelle.
Signed-off-by: Colin Ian King
---
drivers/net/usb/kalmia.c | 8
1 file changed, 4 insertion
* Kishon Vijay Abraham I [180302 08:04]:
> Hi Tony,
>
> On Thursday 01 March 2018 09:20 AM, Tony Lindgren wrote:
> > Let's add support for the GPIO controlled USB PHY on the MDM6600 modem.
> > It is used on some Motorola Mapphone series of phones and tablets such
> > as Droid 4.
>
> Generally PH
Hi
> -Original Message-
> From: shufan_lee(李書帆) [mailto:shufan_...@richtek.com]
> Sent: 2018年3月1日 19:54
> To: Jun Li ; ShuFanLee ;
> heikki.kroge...@linux.intel.com; li...@roeck-us.net; g...@kroah.com
> Cc: cy_huang(黃啟原) ;
> linux-ker...@vger.kernel.org; linux-usb@vger.kernel.org; dl-linux-
From: Colin King
Date: Fri, 2 Mar 2018 13:42:39 +
> From: Colin Ian King
>
> Use the ARRAY_SIZE macro on a couple of arrays to determine
> size of the arrays. Also fix up alignment to clean up a checkpatch
> warning. Improvement suggested by Coccinelle.
>
> Signed-off-by: Colin Ian King
Hi,
On Fri, Mar 02, 2018 at 12:47:07AM +0100, Merlijn Wajer wrote:
> Hi,
>
> I found that the "mode" file in musb sys node will return "(null)" when
> one would expect it show b_idle.
>
> Wrong /mode file:
>
> [Fresh boot, cable not connected yet]
> root@n900devuan:~# modprobe g_nokia
> [Insert
Am 02.03.2018 um 04:03 schrieb Peter Chen:
For non-core registers, i.mx6ull can use i.mx6q as its base setting,
the bits you mentioned may also be reserved at imx6qdl RM.
just for my understanding: MX6_BM_NON_BURST_SETTING is a no-op on
i.MX6ULL or not properly documented in reference manual
Hi,
On 02/03/18 16:27, Bin Liu wrote:
> Hi,
>
> On Fri, Mar 02, 2018 at 12:47:07AM +0100, Merlijn Wajer wrote:
>> Hi,
>>
>> I found that the "mode" file in musb sys node will return "(null)" when
>> one would expect it show b_idle.
>>
>> Wrong /mode file:
>>
>> [Fresh boot, cable not connected ye
On Friday 02 March 2018 17:47:52 Merlijn Wajer wrote:
> >> I would expect it to state "b_idle" instead of "(null)".
> >
> > Actually, I'd like to see (null) whenever a gadget driver is not loaded,
> > which indicates a gadget is not bound to the udc.
>
> Hm... Sounds fine to me. I'm using this mo
On Thu, 2018-03-01 at 17:37 +, Marc Zyngier wrote:
> On 01/03/18 08:01, Bockholdt Arne wrote:
> >
> > On Thu, 2018-02-15 at 19:29 +, Marc Zyngier wrote:
> > > [+ Ard, who helped me chasing the initial issue]
> > >
> > > On 15/02/18 06:43, Bockholdt Arne wrote:
> > > > Hi all,
> > > >
> >
Hi,
Sorry, I modify it to plain text mode and send again
2018-03-03 2:39 GMT+08:00 李書帆 :
>
> Hi Jun,
>
> I think this operation should be moved to vendor's operation after
> rechecking the specification.
>
> 2018-03-02 22:38 GMT+08:00 Jun Li :
>>
>> Hi
>> > -Original Message-
>> > Fr
Hi,
I am relatively new to xhci and its driver. I am trying to get a xhci
driver runtime log to understand how it handles usb transactions, but I
don't get much information with dynamic debug (module xhci_hcd) or
enabling xhci trace events. Is there any other methods you guys use to
debug xhci dri
Hello,
This is just a note to let you know that v0.2.0 of libusbg-neXt[1] has
just been released.
Summary of changes:
- Use prefix for our enums
- Use string names similar to USB spec
- Get rid of static buffers
- Add support for HID function
- Add support for UAC2 function
- Add support for O
On Mon, Feb 26, 2018 at 07:49:17PM +0800, Li Jun wrote:
> In case of usb-c-connector with power delivery support, add bingdings
> supported by current typec driver, so user can pass all those properties
> via dt.
>
> Signed-off-by: Li Jun
> ---
> Changes for v2:
> - Added typec properties are bas
On Tue, Feb 27, 2018 at 09:41:19AM +0100, Andrzej Hajda wrote:
> On 26.02.2018 12:49, Li Jun wrote:
> > In case of usb-c-connector with power delivery support, add bingdings
> > supported by current typec driver, so user can pass all those properties
> > via dt.
> >
> > Signed-off-by: Li Jun
> > -
On Mon, Feb 26, 2018 at 07:49:18PM +0800, Li Jun wrote:
> TCPCI stands for typec port controller interface, its implementation
> has full typec port control with power delivery support, it's a
> standard i2c slave with GPIO input as irq interface, detail see spec
> "Universal Serial Bus Type-C Port
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