From 426424898428bc0a12e42813ff0391c2845f3ac1 Mon Sep 17 00:00:00 2001
From: Alistair Francis <alistair@alistair23.me>
Date: Sun, 1 Aug 2021 10:47:00 +1000
Subject: drm/panel: Add support for E Ink VB3300-KCA
Git-commit: 9746f5fe70aa16182bcb505265c4800365438585
Patch-mainline: v5.15-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225
Add support for the 10.3" E Ink panel described at:
https://www.eink.com/product.html?type=productdetail&id=7
Signed-off-by: Alistair Francis <alistair@alistair23.me>
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210801004701.831-1-alistair@alistair23.me
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/panel/panel-simple.c | 30 ++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index d9acd1e847ca..415fb7138290 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -2178,6 +2178,33 @@ static const struct panel_desc edt_etmv570g2dhu = {
.connector_type = DRM_MODE_CONNECTOR_DPI,
};
+static const struct display_timing eink_vb3300_kca_timing = {
+ .pixelclock = { 40000000, 40000000, 40000000 },
+ .hactive = { 334, 334, 334 },
+ .hfront_porch = { 1, 1, 1 },
+ .hback_porch = { 1, 1, 1 },
+ .hsync_len = { 1, 1, 1 },
+ .vactive = { 1405, 1405, 1405 },
+ .vfront_porch = { 1, 1, 1 },
+ .vback_porch = { 1, 1, 1 },
+ .vsync_len = { 1, 1, 1 },
+ .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW |
+ DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE,
+};
+
+static const struct panel_desc eink_vb3300_kca = {
+ .timings = &eink_vb3300_kca_timing,
+ .num_timings = 1,
+ .bpc = 6,
+ .size = {
+ .width = 157,
+ .height = 209,
+ },
+ .bus_format = MEDIA_BUS_FMT_RGB888_1X24,
+ .bus_flags = DRM_BUS_FLAG_DE_HIGH | DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE,
+ .connector_type = DRM_MODE_CONNECTOR_DPI,
+};
+
static const struct display_timing evervision_vgg804821_timing = {
.pixelclock = { 27600000, 33300000, 50000000 },
.hactive = { 800, 800, 800 },
@@ -4494,6 +4521,9 @@ static const struct of_device_id platform_of_match[] = {
}, {
.compatible = "edt,etmv570g2dhu",
.data = &edt_etmv570g2dhu,
+ }, {
+ .compatible = "eink,vb3300-kca",
+ .data = &eink_vb3300_kca,
}, {
.compatible = "evervision,vgg804821",
.data = &evervision_vgg804821,
--
2.38.1