* [PATCH v2 1/2] dt-bindings: Add E Ink to vendor bindings
@ 2021-06-15 10:33 Alistair Francis
2021-06-15 10:33 ` [PATCH v2 2/2] drm/panel: Add support for E Ink VB3300-KCA Alistair Francis
0 siblings, 1 reply; 4+ messages in thread
From: Alistair Francis @ 2021-06-15 10:33 UTC (permalink / raw)
To: robh+dt, thierry.reding, sam, krzk, shawnguo, daniel, linux,
kuninori.morimoto.gx, max.Merchel, geert+renesas, airlied,
daniel
Cc: devicetree, linux-kernel, dri-devel, alistair23,
Alistair Francis, Rob Herring
Add the E Ink Corporation to the vendor bindings.
Signed-off-by: Alistair Francis <alistair@alistair23.me>
Acked-by: Rob Herring <robh@kernel.org>
---
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 abd878ff23d5..a35cec512530 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
+++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
@@ -335,6 +335,8 @@ patternProperties:
description: eGalax_eMPIA Technology Inc
"^einfochips,.*":
description: Einfochips
+ "^eink,.*":
+ description: E Ink Corporation
"^elan,.*":
description: Elan Microelectronic Corp.
"^element14,.*":
--
2.31.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH v2 2/2] drm/panel: Add support for E Ink VB3300-KCA
2021-06-15 10:33 [PATCH v2 1/2] dt-bindings: Add E Ink to vendor bindings Alistair Francis
@ 2021-06-15 10:33 ` Alistair Francis
2021-06-24 20:52 ` Rob Herring
0 siblings, 1 reply; 4+ messages in thread
From: Alistair Francis @ 2021-06-15 10:33 UTC (permalink / raw)
To: robh+dt, thierry.reding, sam, krzk, shawnguo, daniel, linux,
kuninori.morimoto.gx, max.Merchel, geert+renesas, airlied,
daniel
Cc: devicetree, linux-kernel, dri-devel, alistair23, Alistair Francis
Add support for the 10.3" E Ink panel described at:
https://www.eink.com/product.html?type=productdetail&id=7
Signed-off-by: Alistair Francis <alistair@alistair23.me>
---
v2:
- Fix build warning
- Document new string
.../bindings/display/panel/panel-simple.yaml | 2 ++
drivers/gpu/drm/panel/panel-simple.c | 29 +++++++++++++++++++
2 files changed, 31 insertions(+)
diff --git a/Documentation/devicetree/bindings/display/panel/panel-simple.yaml b/Documentation/devicetree/bindings/display/panel/panel-simple.yaml
index b3797ba2698b..799e20222551 100644
--- a/Documentation/devicetree/bindings/display/panel/panel-simple.yaml
+++ b/Documentation/devicetree/bindings/display/panel/panel-simple.yaml
@@ -128,6 +128,8 @@ properties:
# Emerging Display Technology Corp. WVGA TFT Display with capacitive touch
- edt,etm0700g0dh6
- edt,etm0700g0edh6
+ # E Ink VB3300-KCA
+ - eink,vb3300-kca
# Evervision Electronics Co. Ltd. VGG804821 5.0" WVGA TFT LCD Panel
- evervision,vgg804821
# Foxlink Group 5" WVGA TFT LCD panel
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index be312b5c04dd..600e054ec521 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -2004,6 +2004,32 @@ static const struct panel_desc edt_etm0700g0bdh6 = {
.bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE,
};
+static const struct display_timing eink_vb3300_kca_timing = {
+ .pixelclock = { 40000000, 40000000, 40000000 },
+ .hactive = { 334, 334, 334 },
+ .hfront_porch = { 1, 1, 1 },
+ .hback_porch = { 1, 1, 1 },
+ .hsync_len = { 1, 1, 1 },
+ .vactive = { 1405, 1405, 1405 },
+ .vfront_porch = { 1, 1, 1 },
+ .vback_porch = { 1, 1, 1 },
+ .vsync_len = { 1, 1, 1 },
+ .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW |
+ DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE,
+};
+
+static const struct panel_desc eink_vb3300_kca = {
+ .timings = &eink_vb3300_kca_timing,
+ .num_timings = 1,
+ .bpc = 6,
+ .size = {
+ .width = 157,
+ .height = 209,
+ },
+ .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
+ .bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE,
+};
+
static const struct display_timing evervision_vgg804821_timing = {
.pixelclock = { 27600000, 33300000, 50000000 },
.hactive = { 800, 800, 800 },
@@ -4302,6 +4328,9 @@ static const struct of_device_id platform_of_match[] = {
}, {
.compatible = "edt,etm0700g0dh6",
.data = &edt_etm0700g0dh6,
+ }, {
+ .compatible = "eink,vb3300-kca",
+ .data = &eink_vb3300_kca,
}, {
.compatible = "edt,etm0700g0bdh6",
.data = &edt_etm0700g0bdh6,
--
2.31.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH v2 2/2] drm/panel: Add support for E Ink VB3300-KCA
2021-06-15 10:33 ` [PATCH v2 2/2] drm/panel: Add support for E Ink VB3300-KCA Alistair Francis
@ 2021-06-24 20:52 ` Rob Herring
2021-07-04 10:29 ` Alistair Francis
0 siblings, 1 reply; 4+ messages in thread
From: Rob Herring @ 2021-06-24 20:52 UTC (permalink / raw)
To: Alistair Francis
Cc: thierry.reding, sam, krzk, shawnguo, daniel, linux,
kuninori.morimoto.gx, max.Merchel, geert+renesas, airlied,
daniel, devicetree, linux-kernel, dri-devel, alistair23
On Tue, Jun 15, 2021 at 08:33:12PM +1000, Alistair Francis wrote:
> Add support for the 10.3" E Ink panel described at:
> https://www.eink.com/product.html?type=productdetail&id=7
>
> Signed-off-by: Alistair Francis <alistair@alistair23.me>
> ---
> v2:
> - Fix build warning
> - Document new string
>
> .../bindings/display/panel/panel-simple.yaml | 2 ++
> drivers/gpu/drm/panel/panel-simple.c | 29 +++++++++++++++++++
> 2 files changed, 31 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/display/panel/panel-simple.yaml b/Documentation/devicetree/bindings/display/panel/panel-simple.yaml
> index b3797ba2698b..799e20222551 100644
> --- a/Documentation/devicetree/bindings/display/panel/panel-simple.yaml
> +++ b/Documentation/devicetree/bindings/display/panel/panel-simple.yaml
> @@ -128,6 +128,8 @@ properties:
> # Emerging Display Technology Corp. WVGA TFT Display with capacitive touch
> - edt,etm0700g0dh6
> - edt,etm0700g0edh6
> + # E Ink VB3300-KCA
> + - eink,vb3300-kca
Combining this with patch 1 would be preferrable. Either way,
Acked-by: Rob Herring <robh@kernel.org>
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH v2 2/2] drm/panel: Add support for E Ink VB3300-KCA
2021-06-24 20:52 ` Rob Herring
@ 2021-07-04 10:29 ` Alistair Francis
0 siblings, 0 replies; 4+ messages in thread
From: Alistair Francis @ 2021-07-04 10:29 UTC (permalink / raw)
To: Rob Herring
Cc: Alistair Francis, thierry.reding, sam, Krzysztof Kozlowski,
Shawn Guo, daniel, linux, kuninori.morimoto.gx, max.Merchel,
geert+renesas, airlied, Daniel Vetter, devicetree,
Linux Kernel Mailing List, dri-devel
On Fri, Jun 25, 2021 at 6:52 AM Rob Herring <robh@kernel.org> wrote:
>
> On Tue, Jun 15, 2021 at 08:33:12PM +1000, Alistair Francis wrote:
> > Add support for the 10.3" E Ink panel described at:
> > https://www.eink.com/product.html?type=productdetail&id=7
> >
> > Signed-off-by: Alistair Francis <alistair@alistair23.me>
> > ---
> > v2:
> > - Fix build warning
> > - Document new string
> >
> > .../bindings/display/panel/panel-simple.yaml | 2 ++
> > drivers/gpu/drm/panel/panel-simple.c | 29 +++++++++++++++++++
> > 2 files changed, 31 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/display/panel/panel-simple.yaml b/Documentation/devicetree/bindings/display/panel/panel-simple.yaml
> > index b3797ba2698b..799e20222551 100644
> > --- a/Documentation/devicetree/bindings/display/panel/panel-simple.yaml
> > +++ b/Documentation/devicetree/bindings/display/panel/panel-simple.yaml
> > @@ -128,6 +128,8 @@ properties:
> > # Emerging Display Technology Corp. WVGA TFT Display with capacitive touch
> > - edt,etm0700g0dh6
> > - edt,etm0700g0edh6
> > + # E Ink VB3300-KCA
> > + - eink,vb3300-kca
>
> Combining this with patch 1 would be preferrable. Either way,
>
> Acked-by: Rob Herring <robh@kernel.org>
This should be ready to merge.
Let me know if you want me to squash the patches and send a v3.
Alistair
^ permalink raw reply [flat|nested] 4+ messages in thread
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2021-06-15 10:33 [PATCH v2 1/2] dt-bindings: Add E Ink to vendor bindings Alistair Francis
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2021-06-24 20:52 ` Rob Herring
2021-07-04 10:29 ` Alistair Francis
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