in patch 8/8.
- Fix some typo.
- Add Peter's Ack in patch 1,2,4,5,6,7/8 of the series.
Li Jun (10):
usb: gadget: add hnp_polling_support and host_request_flag in
usb_gadget
usb: add OTG status selector definition for HNP polling
usb: common: otg-fsm: add HNP polling support
usb
r.c...@freescale.com>
Signed-off-by: Li Jun <jun...@nxp.com>
---
include/linux/usb/gadget.h | 6 ++
1 file changed, 6 insertions(+)
diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h
index 3d583a1..453c000 100644
--- a/include/linux/usb/gadget.h
+++ b/include/linux/usb/gadget
A host is required to use the GetStatus command, with wIndex set to the
OTG status selector(F000H) to request the Host request flag from the
peripheral.
Acked-by: Peter Chen <peter.c...@freescale.com>
Signed-off-by: Li Jun <jun...@nxp.com>
---
include/uapi/linux/usb/ch9.h | 1 +
1
r.c...@nxp.com>
Signed-off-by: Li Jun <jun...@nxp.com>
---
drivers/usb/common/usb-otg-fsm.c | 87
include/linux/usb/otg-fsm.h | 14 +++
2 files changed, 101 insertions(+)
diff --git a/drivers/usb/common/usb-otg-fsm.c b/drivers/usb/common/u
Since gadget driver will handle this request, so controller driver bypass
it.
Acked-by: Peter Chen <peter.c...@freescale.com>
Signed-off-by: Li Jun <jun...@nxp.com>
---
drivers/usb/chipidea/udc.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/chip
Enable HNP polling support for chipidea gadget and allocate memory
for host request flag when otg fsm init.
Acked-by: Peter Chen <peter.c...@nxp.com>
Signed-off-by: Li Jun <jun...@nxp.com>
---
drivers/usb/chipidea/otg_fsm.c | 4
1 file changed, 4 insertions(+)
diff --git a
If gadget with HNP polling support receives GetStatus request of otg
status selector, it feedback to host with host request flag to indicate
if it wants to take host role.
Acked-by: Peter Chen <peter.c...@freescale.com>
Signed-off-by: Li Jun <jun...@nxp.com>
---
drivers/usb/gadget
this timing issue.
Signed-off-by: Li Jun <jun...@nxp.com>
---
drivers/usb/chipidea/otg_fsm.c | 12 ++--
drivers/usb/chipidea/otg_fsm.h | 2 ++
2 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/chipidea/otg_fsm.c b/drivers/usb/chipidea/otg_fsm.c
index 9
Add A-idle to B-disconnect timer, B-device detects that bus is idle
for more than TB_AIDL_BDIS min and begins HNP by turning off pullup
on D+. This allows the bus to discharge to the SE0 state.
Signed-off-by: Li Jun <jun...@nxp.com>
---
include/linux/usb/otg-fsm.h | 1 +
1 file chan
Update HNP test procedure as HNP polling is supported.
Acked-by: Peter Chen <peter.c...@nxp.com>
Signed-off-by: Li Jun <jun...@nxp.com>
---
Documentation/usb/chipidea.txt | 9 +
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/Documentation/usb/chipidea.txt b/D
Initialize vbus_value to be 0 since it's possible not to assign
any value before judgement.
Signed-off-by: Li Jun <jun...@nxp.com>
diff --git a/drivers/usb/phy/phy-mxs-usb.c b/drivers/usb/phy/phy-mxs-usb.c
index c2936dc..00bfea0 100644
--- a/drivers/usb/phy/phy-mxs-usb.c
+++ b/drivers/u
Initialize vbus_value to be 0 since it's possible not to assign
any value before judgement.
Signed-off-by: Li Jun <jun...@nxp.com>
---
drivers/usb/phy/phy-mxs-usb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/phy/phy-mxs-usb.c b/drivers/usb/phy/phy-mxs
retval is assigned to be -EOVERFLOW but is overwritten later before
it's used, remove this unused value assignment.
Signed-off-by: Li Jun <jun...@nxp.com>
---
drivers/usb/chipidea/udc.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea
Directly manipulate the controller regsiter to suspend the usb bus
for HNP is not the proper way, this should be done through the usbcore
by usb autosuspend. So to start HNP, autosuspend support should be
added for OTG devices interface driver if it's not enabled.
Signed-off-by: Li Jun <
Set ci->hcd and ci->otg.host to be null in host_stop since the
hcd already freed.
Signed-off-by: Li Jun <jun...@freescale.com>
---
drivers/usb/chipidea/host.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/usb/chipidea/host.c b/drivers/usb/chipidea/host.c
index 3d24
c changes
> in usbcore to be validated. Specially when you consider not many will
> have whatever special HW which, likely, doesn't even work with mainline
> to validate a change.
>
> Please, make sure to fix that design so that HNP *always* goes through
> the proper code path. If you
Some HW design may use ID pin state to control vbus for otg port,
so before host role start, the vbus is already turned on, in this
case, we do not need wait vbus dropping below BSV.
Signed-off-by: Li Jun <jun...@freescale.com>
---
drivers/usb/chipidea/otg.c |9 ++---
1 file chan
up the board with ID cable and usb device connected.
3. echo gadget > /sys/kernel/debug/ci_hdrc.0/role
4. echo host > /sys/kernel/debug/ci_hdrc.0/role
5. irq 212: nobody cared.
Signed-off-by: Li Jun <jun...@freescale.com>
---
drivers/usb/chipidea/debug.c |2 ++
1 file change
up the board with ID cable and usb device connected.
3. echo gadget > /sys/kernel/debug/ci_hdrc.0/role
4. echo host > /sys/kernel/debug/ci_hdrc.0/role
5. irq 212: nobody cared.
Cc: <sta...@vger.kernel.org> # v3.10+
Signed-off-by: Li Jun <jun...@freescale.com>
---
C
From: Peter Chen <peter.c...@freescale.com>
Add "fsl,imx6ul-usbphy" compatible string for iMX6ul usb phy
Signed-off-by: Peter Chen <peter.c...@freescale.com>
Signed-off-by: Li Jun <jun...@freescale.com>
---
drivers/usb/phy/phy-mxs-usb.c | 5 +
1 file changed,
Use imx6sx instead of imx6sl's platform flags for imx6sx.
Fixes: e14db48dfcf3 ("usb: chipidea: imx: add runtime power management support")
Cc: <sta...@vger.kernel.org> # v4.1+
Signed-off-by: Li Jun <jun...@freescale.com>
---
drivers/usb/chipidea/ci_hdrc_imx.c | 2 +-
1 fil
From: Peter Chen <peter.c...@freescale.com>
Add imx6ul usb support.
Signed-off-by: Peter chen <peter.c...@freescale.com>
Signed-off-by: Li Jun <jun...@freescale.com>
---
drivers/usb/chipidea/ci_hdrc_imx.c | 7 +++
drivers/usb/chipidea/usbmisc_imx.c | 4
2 files chan
From: Peter Chen <peter.c...@freescale.com>
Add imx6ul usb support.
Signed-off-by: Peter chen <peter.c...@freescale.com>
Signed-off-by: Li Jun <jun...@freescale.com>
---
Change for v2:
- remove CI_HDRC_DISABLE_HOST_STREAMING.
drivers/usb/chipidea/ci_hdrc_imx.c | 6 ++
dr
From: Peter Chen <peter.c...@freescale.com>
Add "fsl,imx6ul-usbphy" compatible string for iMX6ul usb phy
Signed-off-by: Peter Chen <peter.c...@freescale.com>
Signed-off-by: Li Jun <jun...@freescale.com>
---
drivers/usb/phy/phy-mxs-usb.c | 5 +
1 file changed,
On Wed, Sep 09, 2015 at 01:01:14PM +0300, Roger Quadros wrote:
... ...
> +return -EINVAL;
> >>>
> >>> Return non-zero, then if err, do we need call usb_otg_add_hcd() after
> >>> usb_otg_register_hcd() fails?
> >>
> >> You should not call usb_otg_register_hcd() but usb_add_hcd().
> >>
Title: Non-Double Word Aligned Buffer Address Sometimes Causes Host
> to Hang on OUT Retry
>
> At v2.5 core, this bug has fixed by IP vendor.
>
ok, I will remove this flag.
Li Jun
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On Mon, Sep 07, 2015 at 01:53:19PM +0300, Roger Quadros wrote:
> On 07/09/15 10:40, Li Jun wrote:
> > On Mon, Aug 24, 2015 at 04:21:18PM +0300, Roger Quadros wrote:
> >> The OTG core instantiates the OTG Finite State Machine
> >> per OTG controller and manages star
From: Peter Chen <peter.c...@freescale.com>
Add imx7d usb support.
Signed-off-by: Peter Chen <peter.c...@freescale.com>
Signed-off-by: Li Jun <jun...@freescale.com>
---
Change for v3:
- Remove CI_HDRC_DISABLE_HOST_STREAMING and CI_HDRC_TURN_VBUS_EARLY_ON
since they are r
Use imx6sx instead of imx6sl's platform flags for imx6sx.
Signed-off-by: Li Jun <jun...@freescale.com>
---
drivers/usb/chipidea/ci_hdrc_imx.c |2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c
b/drivers/usb/chipidea/ci_hdrc_imx.c
Use imx6sx instead of imx6sl's platform flags for imx6sx.
Signed-off-by: Li Jun <jun...@freescale.com>
---
drivers/usb/chipidea/ci_hdrc_imx.c |2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c
b/drivers/usb/chipidea/ci_hdrc_imx.c
Add imx7d usb support.
Signed-off-by: Li Jun <jun...@freescale.com>
---
drivers/usb/chipidea/ci_hdrc_imx.c |7
drivers/usb/chipidea/usbmisc_imx.c | 62
2 files changed, 69 insertions(+)
diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c
b/d
From: Peter Chen <peter.c...@freescale.com>
Add imx7d usb support.
Signed-off-by: Peter Chen <peter.c...@freescale.com>
Signed-off-by: Li Jun <jun...@freescale.com>
---
change for v2:
- update author and signed-off
drivers/usb/chipidea/ci_hdrc_imx.c |7
dr
Use imx6sx instead of imx6sl's platform flags for imx6sx.
Signed-off-by: Li Jun <jun...@freescale.com>
---
drivers/usb/chipidea/ci_hdrc_imx.c |2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c
b/drivers/usb/chipidea/ci_hdrc_imx.c
On Mon, Aug 24, 2015 at 04:21:18PM +0300, Roger Quadros wrote:
> The OTG core instantiates the OTG Finite State Machine
> per OTG controller and manages starting/stopping the
> host and gadget controllers based on the bus state.
>
> It provides APIs for the following tasks
>
> - Registering an
On Mon, Aug 24, 2015 at 04:21:24PM +0300, Roger Quadros wrote:
> DRD mode is a reduced functionality OTG mode. In this mode
> we don't support SRP, HNP and dynamic role-swap.
>
> In DRD operation, the controller mode (Host or Peripheral)
> is decided based on the ID pin status. Once a cable plug
different length than OTG 1.x using usb_otg_descriptor.
Signed-off-by: Li Jun <jun...@freescale.com>
---
Changes for v2:
- Change dev_info to be dev_err if set otg features failed.
- Coding style update for line charactors less than 80.
drivers/usb/core/hub.c
different length than OTG 1.x using usb_otg_descriptor.
Signed-off-by: Li Jun jun...@freescale.com
---
drivers/usb/core/hub.c | 45 +
1 file changed, 29 insertions(+), 16 deletions(-)
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index
On Mon, Aug 17, 2015 at 02:02:08PM +0800, Baolin Wang wrote:
On 17 August 2015 at 09:15, Li Jun b47...@freescale.com wrote:
On Fri, Aug 14, 2015 at 07:04:56PM +0800, Baolin Wang wrote:
On 14 August 2015 at 16:55, Li Jun b47...@freescale.com wrote:
Hi Baolin,
On Fri, Aug 14, 2015
On Fri, Aug 14, 2015 at 07:04:56PM +0800, Baolin Wang wrote:
On 14 August 2015 at 16:55, Li Jun b47...@freescale.com wrote:
Hi Baolin,
On Fri, Aug 14, 2015 at 05:47:43PM +0800, Baolin Wang wrote:
Currently the Linux kernel does not provide any standard integration of
this
feature
this in their kernels
or USB gadget devices based on Linux (such as mobile phones) may not behave
as they should.
Providing a standard framework for doing this in the kernel.
Why not add power supply class support into this?
Li Jun
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On Thu, Jul 30, 2015 at 09:10:06AM -0500, Felipe Balbi wrote:
On Thu, Jul 30, 2015 at 09:46:58AM +0800, Li Jun wrote:
On Wed, Jul 29, 2015 at 09:11:41PM -0500, Felipe Balbi wrote:
On Thu, Jul 30, 2015 at 07:24:03AM +0800, Li Jun wrote:
On Wed, Jul 29, 2015 at 10:04:27AM -0500, Felipe
On Fri, Jul 31, 2015 at 10:41:00AM +0800, Li Jun wrote:
Since some chipidea based controller is not otg capable, add ci-is_otg
condition when setting is_otg flag for gadget.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
Acked-by: Peter Chen peter.c
Since some chipidea based controller is not otg capable, add ci-is_otg
condition when setting is_otg flag for gadget.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
Acked-by: Peter Chen peter.c...@freescale.com
---
drivers/usb/chipidea/udc.c | 4 ++--
1 file
On Wed, Jul 29, 2015 at 09:11:41PM -0500, Felipe Balbi wrote:
On Thu, Jul 30, 2015 at 07:24:03AM +0800, Li Jun wrote:
On Wed, Jul 29, 2015 at 10:04:27AM -0500, Felipe Balbi wrote:
On Mon, Jul 27, 2015 at 03:21:59PM +0800, Peter Chen wrote:
On Thu, Jul 23, 2015 at 11:37:24AM +0800, Li Jun
On Wed, Jul 29, 2015 at 10:04:27AM -0500, Felipe Balbi wrote:
On Mon, Jul 27, 2015 at 03:21:59PM +0800, Peter Chen wrote:
On Thu, Jul 23, 2015 at 11:37:24AM +0800, Li Jun wrote:
Change for v8:
- Add Peter's ACk for chipidea driver; and Roger's Reviewed-by for patch
07, 21~23
Add runtime pm operations for registers access to avoid system hang.
Signed-off-by: Li Jun jun...@freescale.com
---
drivers/usb/chipidea/debug.c |6 ++
1 file changed, 6 insertions(+)
diff --git a/drivers/usb/chipidea/debug.c b/drivers/usb/chipidea/debug.c
index 3869c6d..080b7be 100644
After introduce usb otg properties, update ci_otg_is_fsm_mode conditions
to be depending on both usb hardware properties and usb driver config,
also resolve a compile issue in debug.c after the API change.
Signed-off-by: Li Jun jun...@freescale.com
Acked-by: Peter Chen peter.c...@freescale.com
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations, free it while
ether unbind. If otg capability is not defined, keep its otg
descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
From: Macpaul Lin macp...@gmail.com
Add usb_otg_caps pointer to usb_gadget structure to indicate its
otg capabilities.
Signed-off-by: Macpaul Lin macp...@gmail.com
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
include/linux/usb/gadget.h | 2 ++
1 file
Check property of usb hardware to update otg version and disable SRP, HNP
and ADP if its disable flag is present.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb/common/common.c | 56 +
include/linux
Init and update otg capabilities by DT, set gadget's otg capabilities
accordingly.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
Acked-by: Peter Chen peter.c...@freescale.com
---
drivers/usb/chipidea/core.c | 15 +++
drivers/usb/chipidea/udc.c
be decided by the combination of usb hardware property
and driver config.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb/gadget/config.c | 56 +
include/linux/usb/gadget.h | 4
2 files changed
From: Macpaul Lin macp...@gmail.com
Copy usb_otg_descriptor from config's descriptor if host requests
USB_DT_OTG.
Signed-off-by: Macpaul Lin macp...@gmail.com
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb/gadget/composite.c | 27
This patch adds a structure usb_otg_caps to cover all otg related
capabilities of the device, including otg revision, and if hnp/srp/adp
is supported.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
include/linux/usb/otg.h | 15 +++
1 file
-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
include/uapi/linux/usb/ch9.h | 11 +++
1 file changed, 11 insertions(+)
diff --git a/include/uapi/linux/usb/ch9.h b/include/uapi/linux/usb/ch9.h
index aa33fd1..aec6899 100644
--- a/include/uapi/linux/usb/ch9.h
Add otg version, srp, hnp and adp support for usb OTG port, then those OTG
features don't have to be decided by usb gadget drivers.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
Documentation/devicetree/bindings/usb/generic.txt | 15 +++
1
From: Macpaul Lin macp...@gmail.com
Add USB_OTG_ADP definition for usb_otg_descriptor.bmAttributes.
Signed-off-by: Macpaul Lin macp...@gmail.com
Signed-off-by: Li Jun jun...@freescale.com
Acked-by: Peter Chen peter.c...@freescale.com
---
include/uapi/linux/usb/ch9.h | 1 +
1 file changed, 1
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations, free it while
composite unbind. If otg capability is not defined, keep its otg
descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations. If otg capability
is not defined, keep its original otg descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb
-by for patch 10~20.
- Choose the lesser otg-rev if otg-rev has been set before update by DT,
remove 0x0300 in supported otg-rev list, and add code comments in case
otg-rev is not passed in DT in patch 7.
- Fail chipidea usb initilization if DT pass an unsupported otg-rev in patch 8.
Li Jun (19
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations. If otg capability
is not defined, keep its original otg descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations. If otg capability
is not defined, keep its original otg descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations. If otg capability
is not defined, keep its original otg descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations. If otg capability
is not defined, keep its original otg descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations. If otg capability
is not defined, keep its original otg descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations. If otg capability
is not defined, keep its original otg descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations. If otg capability
is not defined, keep its original otg descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations. If otg capability
is not defined, keep its original otg descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations. If otg capability
is not defined, keep its original otg descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations. If otg capability
is not defined, keep its original otg descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb
On Wed, Jul 22, 2015 at 10:13:08AM -0500, Felipe Balbi wrote:
On Thu, Jul 09, 2015 at 03:18:37PM +0800, Li Jun wrote:
Change for v7:
- Free otg descriptor when failure of bind in patch 21, 22, 23.
add Roger's Reviewed-by for patch 10~20.
- Choose the lesser otg-rev if otg-rev has been
Hi,
[...]
+ otg_timer_init(A_WAIT_ENUM, otgd, set_tmout, TB_SRP_FAIL, NULL);
2 timers are missing: B_DATA_PLS, B_SSEND_SRP.
Those 2 are not used by usb-otg-fsm.c. We can add it when usb-otg-fsm.c is
updated.
ok.
+}
[...]
+
+/**
+ * OTG FSM ops function to start/stop
will have more comments after try more.
Li Jun
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More majordomo info at http://vger.kernel.org/majordomo-info.html
Hi,
On Wed, Jul 08, 2015 at 01:19:36PM +0300, Roger Quadros wrote:
DRD mode is a reduced functionality OTG mode. In this mode
we don't support SRP, HNP and dynamic role-swap.
In DRD operation, the controller mode (Host or Peripheral)
is decided based on the ID pin status. Once a cable plug
On Wed, Jul 08, 2015 at 01:19:36PM +0300, Roger Quadros wrote:
[...]
struct otg_fsm *usb_otg_register(struct device *parent_dev,
- struct otg_fsm_ops *fsm_ops)
+ struct otg_fsm_ops *fsm_ops,
+ bool
)
[ 44.251100] ---[ end trace 48ab8610ac76d0a2 ]---
[ 44.255725] Kernel panic - not syncing: Fatal exception in interrupt
[ 44.262092] ---[ end Kernel panic - not syncing: Fatal exception in
interrupt
Cc: sta...@vger.kernel.org #v3.14+
Cc: Jun Li jun...@freescale.com
Cc: Roger Quadros rog
On Mon, Jul 13, 2015 at 01:24:05PM +0300, Roger Quadros wrote:
Hi,
On 10/07/15 10:58, Li Jun wrote:
On Wed, Jul 08, 2015 at 01:19:26PM +0300, Roger Quadros wrote:
Hi,
This series centralizes OTG/Dual-role functionality in the kernel.
As of now I've got Dual-role functionality working
On Thu, Jul 09, 2015 at 03:18:37PM +0800, Li Jun wrote:
...
This is a follow-up of Macpaul Lin's previous patchset to resolve usb
gadget driver working with OTG 2.0, and set otg features by not only
usb driver config but also usb hardware property in DT, main changes:
1. Add
you have any plan to implement OTG(HNP) on some of your platforms based on
this OTG core?
Li Jun
http://thread.gmane.org/gmane.linux.kernel/1923161
DWC3 controller and platform related patches are sent separately.
Changelog:
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On Wed, Jul 08, 2015 at 01:19:28PM +0300, Roger Quadros wrote:
Move the state_changed variable into struct otg_fsm
so that we can support multiple instances.
I am not sure if multiple instances may happen since OTG protocol requires
only one OTG port can be equipped on OTG device.
Li Jun
-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
include/uapi/linux/usb/ch9.h | 11 +++
1 file changed, 11 insertions(+)
diff --git a/include/uapi/linux/usb/ch9.h b/include/uapi/linux/usb/ch9.h
index aa33fd1..aec6899 100644
--- a/include/uapi/linux/usb/ch9.h
Init and update otg capabilities by DT, set gadget's otg capabilities
accordingly.
Signed-off-by: Li Jun jun...@freescale.com
---
drivers/usb/chipidea/core.c | 15 +++
drivers/usb/chipidea/udc.c | 7 ++-
include/linux/usb/chipidea.h | 1 +
3 files changed, 22 insertions
is
kept the same as current static definition.
Li Jun (19):
usb: otg: add usb_otg_caps structure for otg capabilities
doc: dt-binding: usb: add otg related properties
usb: common: add API to update usb otg capabilities by device tree
usb: chipidea: set usb otg capabilities
usb: chipidea
Add otg version, srp, hnp and adp support for usb OTG port, then those OTG
features don't have to be decided by usb gadget drivers.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
Documentation/devicetree/bindings/usb/generic.txt | 15 +++
1
From: Macpaul Lin macp...@gmail.com
Add usb_otg_caps pointer to usb_gadget structure to indicate its
otg capabilities.
Signed-off-by: Macpaul Lin macp...@gmail.com
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
include/linux/usb/gadget.h | 2 ++
1 file
From: Macpaul Lin macp...@gmail.com
Add USB_OTG_ADP definition for usb_otg_descriptor.bmAttributes.
Signed-off-by: Macpaul Lin macp...@gmail.com
Signed-off-by: Li Jun jun...@freescale.com
Acked-by: Peter Chen peter.c...@freescale.com
---
include/uapi/linux/usb/ch9.h | 1 +
1 file changed, 1
From: Macpaul Lin macp...@gmail.com
Copy usb_otg_descriptor from config's descriptor if host requests
USB_DT_OTG.
Signed-off-by: Macpaul Lin macp...@gmail.com
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb/gadget/composite.c | 27
This patch adds a structure usb_otg_caps to cover all otg related
capabilities of the device, including otg revision, and if hnp/srp/adp
is supported.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
include/linux/usb/otg.h | 15 +++
1 file
After introduce usb otg properties, update ci_otg_is_fsm_mode conditions
to be depending on both usb hardware properties and usb driver config,
also resolve a compile issue in debug.c after the API change.
Signed-off-by: Li Jun jun...@freescale.com
---
drivers/usb/chipidea/ci.h| 5
be decided by the combination of usb hardware property
and driver config.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb/gadget/config.c | 56 +
include/linux/usb/gadget.h | 4
2 files changed
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations. If otg capability
is not defined, keep its original otg descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations. If otg capability
is not defined, keep its original otg descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations, free it while
composite unbind. If otg capability is not defined, keep its otg
descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations. If otg capability
is not defined, keep its original otg descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations. If otg capability
is not defined, keep its original otg descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
---
drivers/usb/gadget/legacy/zero.c | 41
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations. If otg capability
is not defined, keep its original otg descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb
Check property of usb hardware to update otg version and disable SRP, HNP
and ADP if its disable flag is present.
Signed-off-by: Li Jun jun...@freescale.com
---
drivers/usb/common/common.c | 56 +
include/linux/usb/of.h | 7 ++
2 files
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations, free it while
ether unbind. If otg capability is not defined, keep its otg
descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations. If otg capability
is not defined, keep its original otg descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb
Allocate and initialize usb otg descriptor according to gadget otg
capabilities, add it for each usb configurations. If otg capability
is not defined, keep its original otg descriptor unchanged.
Signed-off-by: Li Jun jun...@freescale.com
Reviewed-by: Roger Quadros rog...@ti.com
---
drivers/usb
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