linux-kernel - [PATCH 2/9] drm/sun4i: tcon: Add TCON LCD support for R40

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Date:   Fri, 14 Jun 2019 00:22:34 +0530
From:   Jagan Teki <jagan@...rulasolutions.com>
To:     Maxime Ripard <maxime.ripard@...tlin.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>, Chen-Yu Tsai <wens@...e.org>,
        dri-devel@...ts.freedesktop.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org,
        Jernej Skrabec <jernej.skrabec@...l.net>
Cc:     Michael Trimarchi <michael@...rulasolutions.com>,
        linux-sunxi@...glegroups.com, linux-amarula@...rulasolutions.com,
        Jagan Teki <jagan@...rulasolutions.com>
Subject: [PATCH 2/9] drm/sun4i: tcon: Add TCON LCD support for R40

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@...rulasolutions.com>
---
 drivers/gpu/drm/sun4i/sun4i_tcon.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c
index 9e9d08ee8387..8553066e7bed 100644
--- a/drivers/gpu/drm/sun4i/sun4i_tcon.c
+++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c
@@ -1471,6 +1471,12 @@ 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,
+	.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 +1507,7 @@ 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