2019-09-20 17:44:56

by Marcel Ziswiler

Subject: [PATCH v1 1/2] dt-bindings: add vendor prefix for logic technologies limited

From: Marcel Ziswiler <[email protected]>

Add vendor prefix for Logic Technologies Limited [1] which is a Chinese
display manufacturer e.g. distributed by German Endrich Bauelemente
Vertriebs GmbH [2].

[1] https://logictechno.com/contact-us/
[2] https://www.endrich.com/isi50_isi30_tft-displays/lt170410-1whc_isi30

Signed-off-by: Marcel Ziswiler <[email protected]>

---

Documentation/devicetree/bindings/vendor-prefixes.yaml | 2 ++
1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml
index 967e78c5ec0a..1441146f394f 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
+++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
@@ -541,6 +541,8 @@ patternProperties:
description: Linear Technology Corporation
"^logicpd,.*":
description: Logic PD, Inc.
+ "^logictechno,.*":
+ description: Logic Technologies Limited
"^longcheer,.*":
description: Longcheer Technology (Shanghai) Co., Ltd.
"^lsi,.*":
--
2.21.0

2019-09-20 17:45:24

by Marcel Ziswiler

Subject: [PATCH v1 2/2] drm/panel: simple: add display timings for logic technologies displays

From: Marcel Ziswiler <[email protected]>

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 <[email protected]>

---

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,
}, {
.compatible = "mitsubishi,aa070mc01-ca1",
.data = &mitsubishi_aa070mc01,
--
2.21.0

2019-09-24 16:58:51

by Philippe Schenker

Subject: Re: [PATCH v1 1/2] dt-bindings: add vendor prefix for logic technologies limited

On Fri, 2019-09-20 at 09:54 +0200, Marcel Ziswiler wrote:
> From: Marcel Ziswiler <[email protected]>
>
> Add vendor prefix for Logic Technologies Limited [1] which is a
> Chinese
> display manufacturer e.g. distributed by German Endrich Bauelemente
> Vertriebs GmbH [2].
>
> [1] https://logictechno.com/contact-us/
> [2]
> https://www.endrich.com/isi50_isi30_tft-displays/lt170410-1whc_isi30
>
> Signed-off-by: Marcel Ziswiler <[email protected]>

Reviewed-by: Philippe Schenker <[email protected]>

>
> ---
>
> Documentation/devicetree/bindings/vendor-prefixes.yaml | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml
> b/Documentation/devicetree/bindings/vendor-prefixes.yaml
> index 967e78c5ec0a..1441146f394f 100644
> --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
> +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
> @@ -541,6 +541,8 @@ patternProperties:
> description: Linear Technology Corporation
> "^logicpd,.*":
> description: Logic PD, Inc.
> + "^logictechno,.*":
> + description: Logic Technologies Limited
> "^longcheer,.*":
> description: Longcheer Technology (Shanghai) Co., Ltd.
> "^lsi,.*":

2019-09-25 08:51:22

by Philippe Schenker

Subject: Re: [PATCH v1 2/2] drm/panel: simple: add display timings for logic technologies displays

On Fri, 2019-09-20 at 09:54 +0200, Marcel Ziswiler wrote:
> From: Marcel Ziswiler <[email protected]>
>
> 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 <[email protected]>

Reviewed-by: Philippe Schenker <[email protected]>

>
> ---
>
> 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,
> }, {
> .compatible = "mitsubishi,aa070mc01-ca1",
> .data = &mitsubishi_aa070mc01,

2019-10-02 05:49:54

by Rob Herring

Subject: Re: [PATCH v1 2/2] drm/panel: simple: add display timings for logic technologies displays

On Fri, Sep 20, 2019 at 09:54:11AM +0200, Marcel Ziswiler wrote:
> From: Marcel Ziswiler <[email protected]>
>
> 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 <[email protected]>
>
> ---
>
> 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?

Rob

2019-10-02 12:07:16

by Philippe Schenker

Subject: Re: [PATCH v1 2/2] drm/panel: simple: add display timings for logic technologies displays

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 <[email protected]>
> >
> > 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 <[email protected]>
> >
> > ---
> >
> > 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

2019-10-03 18:47:08

by Rob Herring

Subject: Re: [PATCH v1 2/2] drm/panel: simple: add display timings for logic technologies displays

On Wed, Oct 2, 2019 at 5:27 AM Philippe Schenker
<[email protected]> wrote:
>
> 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 <[email protected]>
> > >
> > > 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 <[email protected]>
> > >
> > > ---
> > >
> > > 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]

Right, but where's the panel's binding documentation with the above
compatible strings documented?

Rob

2019-10-04 08:24:50

by Philippe Schenker

Subject: Re: [PATCH v1 2/2] drm/panel: simple: add display timings for logic technologies displays

On Thu, 2019-10-03 at 10:59 -0500, Rob Herring wrote:
> On Wed, Oct 2, 2019 at 5:27 AM Philippe Schenker
> <[email protected]> wrote:
> > 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 <[email protected]>
> > > >
> > > > 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 <[email protected]>
> > > >
> > > > ---
> > > >
> > > > 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]
>
> Right, but where's the panel's binding documentation with the above
> compatible strings documented?
>

That one is indeed missing, we will provide that week. Thanks for
pointing this out!

Philippe