[PATCH v2 5/7] drm/panel: simple: Add support for the LeMaker BL035-RGB-002 3.5" LCD

From: Paul Kocialkowski
Date: Thu Nov 01 2018 - 16:02:33 EST


This adds support for the 3.5" LCD panel from LeMaker, sold for use with
BananaPi boards. It comes with a 24-bit RGB888 parallel interface and
requires an active-low DE signal

Signed-off-by: Paul Kocialkowski <contact@xxxxxxxx>
---
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 90296090340e..8e147cfa7b88 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -1562,6 +1562,30 @@ static const struct panel_desc kyo_tcg121xglp = {
.bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
};

+static const struct drm_display_mode lemaker_bl035_rgb_002_mode = {
+ .clock = 7000,
+ .hdisplay = 320,
+ .hsync_start = 320 + 20,
+ .hsync_end = 320 + 20 + 30,
+ .htotal = 320 + 20 + 30 + 38,
+ .vdisplay = 240,
+ .vsync_start = 240 + 4,
+ .vsync_end = 240 + 4 + 3,
+ .vtotal = 240 + 4 + 3 + 15,
+ .vrefresh = 60,
+};
+
+static const struct panel_desc lemaker_bl035_rgb_002 = {
+ .modes = &lemaker_bl035_rgb_002_mode,
+ .num_modes = 1,
+ .size = {
+ .width = 70,
+ .height = 52,
+ },
+ .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
+ .bus_flags = DRM_BUS_FLAG_DE_LOW,
+};
+
static const struct drm_display_mode lg_lb070wv8_mode = {
.clock = 33246,
.hdisplay = 800,
@@ -2569,6 +2593,9 @@ static const struct of_device_id platform_of_match[] = {
}, {
.compatible = "kyo,tcg121xglp",
.data = &kyo_tcg121xglp,
+ }, {
+ .compatible = "lemaker,bl035-rgb-002",
+ .data = &lemaker_bl035_rgb_002,
}, {
.compatible = "lg,lb070wv8",
.data = &lg_lb070wv8,
--
2.19.1