[RFC v3 3/8] drm: ingenic-drm: add support for ingenic,jz4780-lcd

[H. Nikolaus Schaller]

This adds jz_soc_info and a compatible string for the jz4780
lcd controller.

Note that the jz4780 lcdc is a superset of the jz4740 lcdc
and the additional functions are not used if they stay
uninitialized.

Signed-off-by: H. Nikolaus Schaller <hns at goldelico.com>
---
 drivers/gpu/drm/ingenic/ingenic-drm.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/gpu/drm/ingenic/ingenic-drm.c b/drivers/gpu/drm/ingenic/ingenic-drm.c
index bcba2f024842..82c28ef1ac02 100644
--- a/drivers/gpu/drm/ingenic/ingenic-drm.c
+++ b/drivers/gpu/drm/ingenic/ingenic-drm.c
@@ -837,10 +837,17 @@ static const struct jz_soc_info jz4770_soc_info = {
 	.max_height = 720,
 };
 
+static const struct jz_soc_info jz4780_soc_info = {
+	.needs_dev_clk = true,
+	.max_width = 4096,
+	.max_height = 2048,
+};
+
 static const struct of_device_id ingenic_drm_of_match[] = {
 	{ .compatible = "ingenic,jz4740-lcd", .data = &jz4740_soc_info },
 	{ .compatible = "ingenic,jz4725b-lcd", .data = &jz4725b_soc_info },
 	{ .compatible = "ingenic,jz4770-lcd", .data = &jz4770_soc_info },
+	{ .compatible = "ingenic,jz4780-lcd", .data = &jz4780_soc_info },
 	{ /* sentinel */ },
 };
 MODULE_DEVICE_TABLE(of, ingenic_drm_of_match);
-- 
2.25.1