[PATCH 2/2] drm/panel: simple: Add support for DataImage SCF0700C48GGU18

Michal Vokáč
2018-06-25T12:57:41Z

This adds support for the DataImage SCF0700C48GGU18 7.0" WVGA (800x480)
TFT LCD panel. The panel has 24-bit parallel interface and can be
supported by the simple panel driver.

Signed-off-by: Michal Vokáč <michal.vokac@ysoft.com>
---
.../display/panel/dataimage,scf0700c48ggu18.txt | 8 ++++++
drivers/gpu/drm/panel/panel-simple.c | 29 ++++++++++++++++++++++
2 files changed, 37 insertions(+)
create mode 100644 Documentation/devicetree/bindings/display/panel/dataimage,scf0700c48ggu18.txt

diff --git a/Documentation/devicetree/bindings/display/panel/dataimage,scf0700c48ggu18.txt b/Documentation/devicetree/bindings/display/panel/dataimage,scf0700c48ggu18.txt
new file mode 100644
index 0000000..897085e
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/panel/dataimage,scf0700c48ggu18.txt
@@ -0,0 +1,8 @@
+DataImage, Inc. 7" WVGA (800x480) TFT LCD panel with 24-bit parallel interface.
+
+Required properties:
+- compatible: should be "dataimage,scf0700c48ggu18"
+- power-supply: as specified in the base binding
+
+This binding is compatible with the simple-panel binding, which is specified
+in simple-panel.txt in this directory.
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index cbf1ab4..796b091 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -857,6 +857,32 @@ static const struct panel_desc chunghwa_claa101wb01 = {
},
};

+static const struct drm_display_mode dataimage_scf0700c48ggu18_mode = {
+ .clock = 33260,
+ .hdisplay = 800,
+ .hsync_start = 800 + 40,
+ .hsync_end = 800 + 40 + 128,
+ .htotal = 800 + 40 + 128 + 88,
+ .vdisplay = 480,
+ .vsync_start = 480 + 10,
+ .vsync_end = 480 + 10 + 2,
+ .vtotal = 480 + 10 + 2 + 33,
+ .vrefresh = 60,
+ .flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC,
+};
+
+static const struct panel_desc dataimage_scf0700c48ggu18 = {
+ .modes = &dataimage_scf0700c48ggu18_mode,
+ .num_modes = 1,
+ .bpc = 8,
+ .size = {
+ .width = 152,
+ .height = 91,
+ },
+ .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
+ .bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_POSEDGE,
+};
+
static const struct drm_display_mode edt_et057090dhu_mode = {
.clock = 25175,
.hdisplay = 640,
@@ -2125,6 +2151,9 @@ static const struct of_device_id platform_of_match[] = {
.compatible = "chunghwa,claa101wb01",
.data = &chunghwa_claa101wb01
}, {
+ .compatible = "dataimage,scf0700c48ggu18",
+ .data = &dataimage_scf0700c48ggu18,
+ }, {
.compatible = "edt,et057090dhu",
.data = &edt_et057090dhu,
}, {
--
2.1.4