drm/panel: simple: Add Powertip PH800480T013 panel

Add support for Powertip PH800480T013 800x480 parallel LCD, this
one is used in the Raspberry Pi 7" touchscreen display unit.

Signed-off-by: Marek Vasut <marex@denx.de>
To: dri-devel@lists.freedesktop.org
Cc: Eric Anholt <eric@anholt.net>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: devicetree@vger.kernel.org
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200728121246.23304-3-marex@denx.de

diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 5cba333..2218596 100644 (file)
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -3028,6 +3028,31 @@ static const struct panel_desc pda_91_00156_a0  = {
        .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
 };
 
+static const struct drm_display_mode powertip_ph800480t013_idf02_mode = {
+       .clock = 24750,
+       .hdisplay = 800,
+       .hsync_start = 800 + 54,
+       .hsync_end = 800 + 54 + 2,
+       .htotal = 800 + 54 + 2 + 44,
+       .vdisplay = 480,
+       .vsync_start = 480 + 49,
+       .vsync_end = 480 + 49 + 2,
+       .vtotal = 480 + 49 + 2 + 22,
+};
+
+static const struct panel_desc powertip_ph800480t013_idf02  = {
+       .modes = &powertip_ph800480t013_idf02_mode,
+       .num_modes = 1,
+       .size = {
+               .width = 152,
+               .height = 91,
+       },
+       .bus_flags = DRM_BUS_FLAG_DE_HIGH |
+                    DRM_BUS_FLAG_PIXDATA_SAMPLE_NEGEDGE |
+                    DRM_BUS_FLAG_SYNC_SAMPLE_NEGEDGE,
+       .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
+       .connector_type = DRM_MODE_CONNECTOR_DPI,
+};
 
 static const struct drm_display_mode qd43003c0_40_mode = {
        .clock = 9000,
@@ -4040,6 +4065,9 @@ static const struct of_device_id platform_of_match[] = {
        }, {
                .compatible = "pda,91-00156-a0",
                .data = &pda_91_00156_a0,
+       }, {
+               .compatible = "powertip,ph800480t013-idf02",
+               .data = &powertip_ph800480t013_idf02,
        }, {
                .compatible = "qiaodian,qd43003c0-40",
                .data = &qd43003c0_40,