Add a new entry for the Toshiba LTA089AC29000 panel.
Signed-off-by: Boris Brezillon <boris.brezil...@collabora.com>
---
.../display/panel/toshiba,lt089ac29000.txt | 5 ++-
drivers/gpu/drm/panel/panel-simple.c | 36 +++++++++++++++++++
2 files changed, 40 insertions(+), 1 deletion(-)
diff --git
a/Documentation/devicetree/bindings/display/panel/toshiba,lt089ac29000.txt
b/Documentation/devicetree/bindings/display/panel/toshiba,lt089ac29000.txt
index 89826116628c..26ebfa098966 100644
--- a/Documentation/devicetree/bindings/display/panel/toshiba,lt089ac29000.txt
+++ b/Documentation/devicetree/bindings/display/panel/toshiba,lt089ac29000.txt
@@ -1,7 +1,10 @@
Toshiba 8.9" WXGA (1280x768) TFT LCD panel
Required properties:
-- compatible: should be "toshiba,lt089ac29000"
+- compatible: should be one of the following
+ "toshiba,lt089ac29000"
+ "toshiba,lta089ac29000"
+
- power-supply: as specified in the base binding
This binding is compatible with the simple-panel binding, which is specified
diff --git a/drivers/gpu/drm/panel/panel-simple.c
b/drivers/gpu/drm/panel/panel-simple.c
index 28fa6ba7b767..0601570404b1 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -2915,6 +2915,39 @@ static const struct panel_desc toshiba_lt089ac29000 = {
.bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE,
};
+static const struct drm_display_mode toshiba_lta089ac29000_mode = {
+ .clock = 79500,
+ .hdisplay = 1280,
+ .hsync_start = 1280 + 192,
+ .hsync_end = 1280 + 192 + 128,
+ .htotal = 1280 + 192 + 128 + 64,
+ .vdisplay = 768,
+ .vsync_start = 768 + 20,
+ .vsync_end = 768 + 20 + 7,
+ .vtotal = 768 + 20 + 7 + 3,
+ .vrefresh = 60,
+};
+
+static const struct panel_desc toshiba_lta089ac29000 = {
+ .modes = &toshiba_lta089ac29000_mode,
+ .num_modes = 1,
+ .size = {
+ .width = 194,
+ .height = 116,
+ },
+ /*
+ * FIXME:
+ * The panel supports 2 bus formats: jeida-24 and jeida-18. The
+ * mode is selected through the 8b6b_SEL pin. If anyone ever needs
+ * support for jeida-18 we should probably parse the 'data-mapping'
+ * property.
+ * In the unlikely event where 8b6b_SEL is connected to a GPIO, we'd
+ * need a new infra to allow bus format negotiation at the panel level.
+ */
+ .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_JEIDA,
+ .bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE,
+};
+
static const struct drm_display_mode tpk_f07a_0102_mode = {
.clock = 33260,
.hdisplay = 800,
@@ -3369,6 +3402,9 @@ static const struct of_device_id platform_of_match[] = {
}, {
.compatible = "toshiba,lt089ac29000",
.data = &toshiba_lt089ac29000,
+ }, {
+ .compatible = "toshiba,lta089ac29000",
+ .data = &toshiba_lta089ac29000,
}, {
.compatible = "tpk,f07a-0102",
.data = &tpk_f07a_0102,
--
2.21.0
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