[PATCH v2 2/9] drm/sun4i: tcon: Add TCON LCD support for R40
From: Jagan Teki <jagan@amarulasolutions.com>
Date: 2019-06-14 16:43:52
Also in:
dri-devel, linux-devicetree, lkml
Subsystem:
drm drivers, drm drivers and misc gpu patches, drm drivers for allwinner a10, the rest · Maintainers:
David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Chen-Yu Tsai, Linus Torvalds
TCON LCD0, LCD1 in allwinner R40, are used for managing LCD interfaces like RGB, LVDS and DSI. Like TCON TV0, TV1 these LCD0, LCD1 are also managed via tcon top. Add support for it, in tcon driver. Signed-off-by: Jagan Teki <jagan@amarulasolutions.com> --- drivers/gpu/drm/sun4i/sun4i_tcon.c | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c
index 9e9d08ee8387..9838913305a0 100644
--- a/drivers/gpu/drm/sun4i/sun4i_tcon.c
+++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c@@ -1471,6 +1471,13 @@ static const struct sun4i_tcon_quirks sun8i_a83t_tv_quirks = { .has_channel_1 = true, }; +static const struct sun4i_tcon_quirks sun8i_r40_lcd_quirks = { + .supports_lvds = true, + .has_channel_0 = true, + /* TODO Need to support TCON output muxing via GPIO pins */ + .set_mux = sun8i_r40_tcon_tv_set_mux, +}; + static const struct sun4i_tcon_quirks sun8i_r40_tv_quirks = { .has_channel_1 = true, .set_mux = sun8i_r40_tcon_tv_set_mux,
@@ -1501,6 +1508,7 @@ const struct of_device_id sun4i_tcon_of_table[] = { { .compatible = "allwinner,sun8i-a33-tcon", .data = &sun8i_a33_quirks }, { .compatible = "allwinner,sun8i-a83t-tcon-lcd", .data = &sun8i_a83t_lcd_quirks }, { .compatible = "allwinner,sun8i-a83t-tcon-tv", .data = &sun8i_a83t_tv_quirks }, + { .compatible = "allwinner,sun8i-r40-tcon-lcd", .data = &sun8i_r40_lcd_quirks }, { .compatible = "allwinner,sun8i-r40-tcon-tv", .data = &sun8i_r40_tv_quirks }, { .compatible = "allwinner,sun8i-v3s-tcon", .data = &sun8i_v3s_quirks }, { .compatible = "allwinner,sun9i-a80-tcon-lcd", .data = &sun9i_a80_tcon_lcd_quirks },
--
2.18.0.321.gffc6fa0e3
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