Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1481264 > unrolled thread
| Started by | Rob Herring <robh@kernel.org> |
|---|---|
| First post | 2016-09-12 15:10 +0200 |
| Last post | 2016-09-12 15:30 +0200 |
| Articles | 2 — 2 participants |
Back to article view | Back to linux.kernel
This discussion starts older than the indexed window; earlier articles aren't shown. The article labeled Started by
below is the oldest one visible, not the original post.
Re: [PATCH 01/26] dt-bindings: display: display-timing: Add property to configure sync drive edge Rob Herring <robh@kernel.org> - 2016-09-12 15:10 +0200
Re: [PATCH 01/26] dt-bindings: display: display-timing: Add property to configure sync drive edge Peter Ujfalusi <peter.ujfalusi@ti.com> - 2016-09-12 15:30 +0200
| From | Rob Herring <robh@kernel.org> |
|---|---|
| Date | 2016-09-12 15:10 +0200 |
| Subject | Re: [PATCH 01/26] dt-bindings: display: display-timing: Add property to configure sync drive edge |
| Message-ID | <sgz9M-3JB-61@gated-at.bofh.it> |
On Thu, Sep 01, 2016 at 02:22:55PM +0300, Peter Ujfalusi wrote: > There are display panels which demands that the sync signal is driven on > different edge than the pixel data. > With the syncclk-active property we can specify the clk edge to be used to > drive the sync signal. When the property is missing it indicates that the > sync is driven on the same edge as the pixel data. > > Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> > CC: Rob Herring <robh+dt@kernel.org> > CC: Mark Rutland <mark.rutland@arm.com> > CC: devicetree@vger.kernel.org > --- > Documentation/devicetree/bindings/display/panel/display-timing.txt | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/Documentation/devicetree/bindings/display/panel/display-timing.txt b/Documentation/devicetree/bindings/display/panel/display-timing.txt > index e1d4a0b59612..1436292e7a56 100644 > --- a/Documentation/devicetree/bindings/display/panel/display-timing.txt > +++ b/Documentation/devicetree/bindings/display/panel/display-timing.txt > @@ -32,6 +32,12 @@ optional properties: > - active low = drive pixel data on falling edge/ > sample data on rising edge > - ignored = ignored > + - syncclk-active: with > + - active high = drive sync on rising edge/ rising edge of what? pixel clk? > + sample sync on falling edge > + - active low = drive sync on falling edge/ > + sample sync on rising edge > + - omitted = same configuration as pixelclk-active > - interlaced (bool): boolean to enable interlaced mode > - doublescan (bool): boolean to enable doublescan mode > - doubleclk (bool): boolean to enable doubleclock mode > -- > 2.9.3 >
[toc] | [next] | [standalone]
| From | Peter Ujfalusi <peter.ujfalusi@ti.com> |
|---|---|
| Date | 2016-09-12 15:30 +0200 |
| Message-ID | <sgzt8-3QU-35@gated-at.bofh.it> |
| In reply to | #1481264 |
On 09/12/16 16:05, Rob Herring wrote: > On Thu, Sep 01, 2016 at 02:22:55PM +0300, Peter Ujfalusi wrote: >> There are display panels which demands that the sync signal is driven on >> different edge than the pixel data. >> With the syncclk-active property we can specify the clk edge to be used to >> drive the sync signal. When the property is missing it indicates that the >> sync is driven on the same edge as the pixel data. >> >> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> >> CC: Rob Herring <robh+dt@kernel.org> >> CC: Mark Rutland <mark.rutland@arm.com> >> CC: devicetree@vger.kernel.org >> --- >> Documentation/devicetree/bindings/display/panel/display-timing.txt | 6 ++++++ >> 1 file changed, 6 insertions(+) >> >> diff --git a/Documentation/devicetree/bindings/display/panel/display-timing.txt b/Documentation/devicetree/bindings/display/panel/display-timing.txt >> index e1d4a0b59612..1436292e7a56 100644 >> --- a/Documentation/devicetree/bindings/display/panel/display-timing.txt >> +++ b/Documentation/devicetree/bindings/display/panel/display-timing.txt >> @@ -32,6 +32,12 @@ optional properties: >> - active low = drive pixel data on falling edge/ >> sample data on rising edge >> - ignored = ignored >> + - syncclk-active: with >> + - active high = drive sync on rising edge/ > > rising edge of what? pixel clk? Yes, pixel clk, I have copied and modified the 'pixelclk-active' option. Probably it would be better to state it explicitly. > >> + sample sync on falling edge >> + - active low = drive sync on falling edge/ >> + sample sync on rising edge >> + - omitted = same configuration as pixelclk-active >> - interlaced (bool): boolean to enable interlaced mode >> - doublescan (bool): boolean to enable doublescan mode >> - doubleclk (bool): boolean to enable doubleclock mode >> -- >> 2.9.3 >> -- Péter
[toc] | [prev] | [standalone]
Back to top | Article view | linux.kernel
csiph-web