[PATCH 2/3] dt-bindings: drm/panel: simple: add support for PDA 91-00156-A0

[E***@microchip.com]

From: Cristian Birsan <***@microchip.com>

PDA 91-00156-A0 5.0 is a 5.0" WVGA TFT LCD panel.
This panel with backlight is found in PDA 5" LCD screen (TM5000 series or
AC320005-5).
Adding Device Tree bindings for this panel.

Signed-off-by: Cristian Birsan <***@microchip.com>
---
.../devicetree/bindings/display/panel/pda,91-00156-a0.txt | 7 +++++++
1 file changed, 7 insertions(+)
create mode 100644 Documentation/devicetree/bindings/display/panel/pda,91-00156-a0.txt

diff --git a/Documentation/devicetree/bindings/display/panel/pda,91-00156-a0.txt b/Documentation/devicetree/bindings/display/panel/pda,91-00156-a0.txt
new file mode 100644
index 0000000..52f0da9
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/pda,91-00156-a0.txt
@@ -0,0 +1,7 @@
+PDA 91-00156-A0 5.0" WVGA TFT LCD panel
+
+Required properties:
+- compatible: should be "pda,91-00156-a0"
+
+This binding is compatible with the simple-panel binding, which is specified
+in simple-panel.txt in this directory.

[E***@microchip.com]

PDA 91-00156-A0 5.0 is a 5.0" WVGA TFT LCD panel.
This panel with backlight is found in PDA 5" LCD screen (TM5000 series or
AC320005-5).

Signed-off-by: Eugen Hristev <***@microchip.com>
---
drivers/gpu/drm/panel/panel-simple.c | 27 +++++++++++++++++++++++++++
1 file changed, 27 insertions(+)

diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 5fbee83..3fc9d0b 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -1984,6 +1984,30 @@ static const struct panel_desc ortustech_com43h4m85ulc = {
.bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_POSEDGE,
};

+static const struct drm_display_mode pda_91_00156_a0_mode = {
+ .clock = 33300,
+ .hdisplay = 800,
+ .hsync_start = 800 + 1,
+ .hsync_end = 800 + 1 + 64,
+ .htotal = 800 + 1 + 64 + 64,
+ .vdisplay = 480,
+ .vsync_start = 480 + 1,
+ .vsync_end = 480 + 1 + 23,
+ .vtotal = 480 + 1 + 23 + 22,
+ .vrefresh = 60,
+};
+
+static const struct panel_desc pda_91_00156_a0 = {
+ .modes = &pda_91_00156_a0_mode,
+ .num_modes = 1,
+ .size = {
+ .width = 152,
+ .height = 91,
+ },
+ .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
+};
+
+
static const struct drm_display_mode qd43003c0_40_mode = {
.clock = 9000,
.hdisplay = 480,
@@ -2659,6 +2683,9 @@ static const struct of_device_id platform_of_match[] = {
.compatible = "ortustech,com43h4m85ulc",
.data = &ortustech_com43h4m85ulc,
}, {
+ .compatible = "pda,91-00156-a0",
+ .data = &pda_91_00156_a0,
+ }, {
.compatible = "qiaodian,qd43003c0-40",
.data = &qd43003c0_40,
}, {

[E***@microchip.com]

Precision Design Associates, Inc. (PDA) manufactures standard and custom
capacitive touch screens, LCD's embedded controllers and custom embedded
software. They specialize in industrial, rugged and outdoor applications.
Website: http://www.pdaatl.com/

Signed-off-by: Eugen Hristev <***@microchip.com>
---
Documentation/devicetree/bindings/vendor-prefixes.txt | 1 +
1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
index a2f4451..4e0a81c 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.txt
+++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
@@ -295,6 +295,7 @@ ovti OmniVision Technologies
oxsemi Oxford Semiconductor, Ltd.
panasonic Panasonic Corporation
parade Parade Technologies Inc.
+pda Precision Design Associates, Inc.
pericom Pericom Technology Inc.
pervasive Pervasive Displays, Inc.
phytec PHYTEC Messtechnik GmbH

[Rob Herring]

Post by E***@microchip.com
Precision Design Associates, Inc. (PDA) manufactures standard and custom
capacitive touch screens, LCD's embedded controllers and custom embedded
software. They specialize in industrial, rugged and outdoor applications.
Website: http://www.pdaatl.com/
---
Documentation/devicetree/bindings/vendor-prefixes.txt | 1 +
1 file changed, 1 insertion(+)

Reviewed-by: Rob Herring <***@kernel.org>

[Rob Herring]

Post by E***@microchip.com
PDA 91-00156-A0 5.0 is a 5.0" WVGA TFT LCD panel.
This panel with backlight is found in PDA 5" LCD screen (TM5000 series or
AC320005-5).
Adding Device Tree bindings for this panel.
---
.../devicetree/bindings/display/panel/pda,91-00156-a0.txt | 7 +++++++
1 file changed, 7 insertions(+)
create mode 100644 Documentation/devicetree/bindings/display/panel/pda,91-00156-a0.txt
diff --git a/Documentation/devicetree/bindings/display/panel/pda,91-00156-a0.txt b/Documentation/devicetree/bindings/display/panel/pda,91-00156-a0.txt
new file mode 100644
index 0000000..52f0da9
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/pda,91-00156-a0.txt
@@ -0,0 +1,7 @@
+PDA 91-00156-A0 5.0" WVGA TFT LCD panel
+
+- compatible: should be "pda,91-00156-a0"
+
+This binding is compatible with the simple-panel binding, which is specified
+in simple-panel.txt in this directory.

You need to explicitly list what properties from this are used. Does
this have a single supply or did you just forget to add supplies for
example? I don't know.

Rob