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SubjectRe: [PATCH v1 2/2] drm/panel: simple: add display timings for logic technologies displays
Date
On Tue, 2019-10-01 at 17:05 -0500, Rob Herring wrote:
> On Fri, Sep 20, 2019 at 09:54:11AM +0200, Marcel Ziswiler wrote:
> > From: Marcel Ziswiler <marcel.ziswiler@toradex.com>
> >
> > Add display timings for the following 3 display panels manufactured
> > by
> > Logic Technologies Limited:
> >
> > - LT161010-2NHC e.g. as found in the Toradex Capacitive Touch
> > Display
> > 7" Parallel [1]
> > - LT161010-2NHR e.g. as found in the Toradex Resistive Touch Display
> > 7"
> > Parallel [2]
> > - LT170410-2WHC e.g. as found in the Toradex Capacitive Touch
> > Display
> > 10.1" LVDS [3]
> >
> > Those panels may also be distributed by Endrich Bauelemente
> > Vertriebs
> > GmbH [4].
> >
> > [1]
> > https://docs.toradex.com/104497-7-inch-parallel-capacitive-touch-display-800x480-datasheet.pdf
> > [2]
> > https://docs.toradex.com/104498-7-inch-parallel-resistive-touch-display-800x480.pdf
> > [3]
> > https://docs.toradex.com/105952-10-1-inch-lvds-capacitive-touch-display-1280x800-datasheet.pdf
> > [4]
> > https://www.endrich.com/isi50_isi30_tft-displays/lt170410-1whc_isi30
> >
> > Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
> >
> > ---
> >
> > drivers/gpu/drm/panel/panel-simple.c | 65
> > ++++++++++++++++++++++++++++
> > 1 file changed, 65 insertions(+)
> >
> > diff --git a/drivers/gpu/drm/panel/panel-simple.c
> > b/drivers/gpu/drm/panel/panel-simple.c
> > index 28fa6ba7b767..42bd0de25167 100644
> > --- a/drivers/gpu/drm/panel/panel-simple.c
> > +++ b/drivers/gpu/drm/panel/panel-simple.c
> > @@ -2034,6 +2034,62 @@ static const struct panel_desc lg_lp129qe = {
> > },
> > };
> >
> > +static const struct display_timing logictechno_lt161010_2nh_timing
> > = {
> > + .pixelclock = { 26400000, 33300000, 46800000 },
> > + .hactive = { 800, 800, 800 },
> > + .hfront_porch = { 16, 210, 354 },
> > + .hback_porch = { 46, 46, 46 },
> > + .hsync_len = { 1, 20, 40 },
> > + .vactive = { 480, 480, 480 },
> > + .vfront_porch = { 7, 22, 147 },
> > + .vback_porch = { 23, 23, 23 },
> > + .vsync_len = { 1, 10, 20 },
> > + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW |
> > + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE |
> > + DISPLAY_FLAGS_SYNC_POSEDGE,
> > +};
> > +
> > +static const struct panel_desc logictechno_lt161010_2nh = {
> > + .timings = &logictechno_lt161010_2nh_timing,
> > + .num_timings = 1,
> > + .size = {
> > + .width = 154,
> > + .height = 86,
> > + },
> > + .bus_format = MEDIA_BUS_FMT_RGB666_1X18,
> > + .bus_flags = DRM_BUS_FLAG_DE_HIGH |
> > + DRM_BUS_FLAG_PIXDATA_SAMPLE_NEGEDGE |
> > + DRM_BUS_FLAG_SYNC_SAMPLE_NEGEDGE,
> > +};
> > +
> > +static const struct display_timing logictechno_lt170410_2whc_timing
> > = {
> > + .pixelclock = { 68900000, 71100000, 7340000 },
> > + .hactive = { 1280, 1280, 1280 },
> > + .hfront_porch = { 23, 60, 71 },
> > + .hback_porch = { 23, 60, 71 },
> > + .hsync_len = { 15, 40, 47 },
> > + .vactive = { 800, 800, 800 },
> > + .vfront_porch = { 5, 7, 10 },
> > + .vback_porch = { 5, 7, 10 },
> > + .vsync_len = { 6, 9, 12 },
> > + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW |
> > + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE |
> > + DISPLAY_FLAGS_SYNC_POSEDGE,
> > +};
> > +
> > +static const struct panel_desc logictechno_lt170410_2whc = {
> > + .timings = &logictechno_lt170410_2whc_timing,
> > + .num_timings = 1,
> > + .size = {
> > + .width = 217,
> > + .height = 136,
> > + },
> > + .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
> > + .bus_flags = DRM_BUS_FLAG_DE_HIGH |
> > + DRM_BUS_FLAG_PIXDATA_SAMPLE_NEGEDGE |
> > + DRM_BUS_FLAG_SYNC_SAMPLE_NEGEDGE,
> > +};
> > +
> > static const struct drm_display_mode mitsubishi_aa070mc01_mode = {
> > .clock = 30400,
> > .hdisplay = 800,
> > @@ -3264,6 +3320,15 @@ static const struct of_device_id
> > platform_of_match[] = {
> > }, {
> > .compatible = "lg,lp129qe",
> > .data = &lg_lp129qe,
> > + }, {
> > + .compatible = "logictechno,lt161010-2nhc",
> > + .data = &logictechno_lt161010_2nh,
> > + }, {
> > + .compatible = "logictechno,lt161010-2nhr",
> > + .data = &logictechno_lt161010_2nh,
> > + }, {
> > + .compatible = "logictechno,lt170410-2whc",
> > + .data = &logictechno_lt170410_2whc,
>
> The vendor prefix wasn't documented, but the compatible string and
> rest
> already are?

Marcel added the vendor prefix in the first patch of the series [1]

[1] https://lkml.org/lkml/2019/9/20/126

Philippe

>
> Rob
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