This also fixes the wrong value for the previously defined
FTM_MODE_INIT macro (it was not used).
Signed-off-by: Patrick Havelange
Reviewed-by: Esben Haabendal
---
drivers/pwm/pwm-fsl-ftm.c | 44 +--
1 file changed, 1 insertion(+), 43 deletions(-)
diff
r around 0), the interrupt will be triggering all the time. Thus,
polling is an easy way to handle overflow in a consistent way.
Polling can still be disabled by setting poll-interval to 0.
Signed-off-by: Patrick Havelange
Reviewed-by: Esben Haabendal
---
drivers/iio/counter/ftm-quadd
FlexTimer quadrature decoder driver.
Signed-off-by: Patrick Havelange
Reviewed-by: Esben Haabendal
---
.../bindings/iio/counter/ftm-quaddec.txt | 18 ++
1 file changed, 18 insertions(+)
create mode 100644
Documentation/devicetree/bindings/iio/counter/ftm-quaddec.txt
This driver exposes the counter for the quadrature decoder of the
FlexTimer Module, present in the LS1021A soc.
Signed-off-by: Patrick Havelange
Reviewed-by: Esben Haabendal
---
drivers/iio/counter/Kconfig | 10 +
drivers/iio/counter/Makefile | 1 +
drivers/iio/counter/ftm
New optional parameter supported by updated driver.
Signed-off-by: Patrick Havelange
Reviewed-by: Esben Haabendal
---
.../devicetree/bindings/iio/counter/ftm-quaddec.txt | 8 +++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/iio
Add the 4 Quadrature counters for this board.
Signed-off-by: Patrick Havelange
Reviewed-by: Esben Haabendal
---
arch/arm/boot/dts/ls1021a.dtsi | 28
1 file changed, 28 insertions(+)
diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi
index
On Wed, Feb 20, 2019 at 5:42 PM Jonathan Cameron wrote:
[skipped]
> > +
> > +struct ftm_quaddec {
> > + struct platform_device *pdev;
> > + void __iomem *ftm_base;
> > + bool big_endian;
>
> I'm curious. What is the benefit of running in big endian mode?
It is based on the same
This also fixes the wrong value for the previously defined
FTM_MODE_INIT macro (it was not used).
Signed-off-by: Patrick Havelange
Reviewed-by: Esben Haabendal
---
Changes v2
- None
---
drivers/pwm/pwm-fsl-ftm.c | 44 +--
1 file changed, 1 insertion
of devm_* functions.
The polling/32bit signed version has been dropped, as not needed and
no other driver is doing that.
Patrick Havelange (7):
include/fsl: add common FlexTimer #defines in a separate header.
drivers/pwm: pwm-fsl-ftm: use common header for FlexTimer #defines
drivers
This driver exposes the counter for the quadrature decoder of the
FlexTimer Module, present in the LS1021A soc.
Signed-off-by: Patrick Havelange
---
Changes v2
- Rebased on new counter subsystem
- Cleaned up included headers
- Use devm_ioremap()
- Correct order of devm_ and unmanaged
FlexTimer quadrature decoder driver.
Signed-off-by: Patrick Havelange
Reviewed-by: Esben Haabendal
---
Changes v2
- None
---
.../bindings/counter/ftm-quaddec.txt | 18 ++
1 file changed, 18 insertions(+)
create mode 100644 Documentation/devicetree/bindings
Several files are/will be using the same #defines to use the Flextimer
module. Regroup them in a common file.
Signed-off-by: Patrick Havelange
Reviewed-by: Esben Haabendal
---
Changes v2
- Commit message
---
include/linux/fsl/ftm.h | 88 +
1 file
This adds documentation for the specific prescaler entry.
Signed-off-by: Patrick Havelange
---
Changes v2
- Add doc for prescaler entry
---
.../ABI/testing/sysfs-bus-counter-ftm-quaddec| 16
1 file changed, 16 insertions(+)
create mode 100644 Documentation/ABI/testing
Add the 4 Quadrature counters for this board.
Signed-off-by: Patrick Havelange
Reviewed-by: Esben Haabendal
---
Changes v2
- None
---
arch/arm/boot/dts/ls1021a.dtsi | 28
1 file changed, 28 insertions(+)
diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot
Common #defines have been moved to "linux/fsl/ftm.h". Thus making use of
this file.
Also FTM_SC_CLK_SHIFT has been renamed to FTM_SC_CLK_MASK_SHIFT.
Signed-off-by: Patrick Havelange
Reviewed-by: Esben Haabendal
---
Changes v2
- None
---
drivers/clocksource/timer-fsl-
Hi Jonathan,
Thanks for your comments, I'll make a new version of the patch based
on your input.
William, I'll rebase the next version on top of your branch.
I'm glad the counter subsystem effort is progressing :)
Patrick Havelange.
On Thu, Feb 21, 2019 at 9:27 AM William Breathitt Gray
On Thu, Mar 7, 2019 at 12:32 PM William Breathitt Gray
wrote:
> > +/*
> > + * take mutex
> > + * call ftm_clear_write_protection
> > + * update settings
> > + * call ftm_set_write_protection
> > + * release mutex
> > + */
>
> Jonathan mentioned it before in the previous review, and I think I
Signed-off-by: Patrick Havelange
Reviewed-by: Esben Haabendal
---
include/linux/fsl/ftm.h | 88 +
1 file changed, 88 insertions(+)
create mode 100644 include/linux/fsl/ftm.h
diff --git a/include/linux/fsl/ftm.h b/include/linux/fsl/ftm.h
new file mode
Signed-off-by: Patrick Havelange
Reviewed-by: Esben Haabendal
---
drivers/clocksource/timer-fsl-ftm.c | 15 ++-
1 file changed, 2 insertions(+), 13 deletions(-)
diff --git a/drivers/clocksource/timer-fsl-ftm.c
b/drivers/clocksource/timer-fsl-ftm.c
index 846d18daf893..e1c34b2f53a5
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