linux-kernel - [PATCH 25/27] drm: sun4i: add support for H6 TCON TOP

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Message-Id: <20180902072643.4917-26-jernej.skrabec@siol.net>
Date:   Sun,  2 Sep 2018 09:26:41 +0200
From:   Jernej Skrabec <jernej.skrabec@...l.net>
To:     robh+dt@...nel.org, maxime.ripard@...tlin.com, wens@...e.org
Cc:     mark.rutland@....com, mturquette@...libre.com, sboyd@...nel.org,
        airlied@...ux.ie, architt@...eaurora.org, a.hajda@...sung.com,
        jernej.skrabec@...l.net, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-clk@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linux-sunxi@...glegroups.com, Icenowy Zheng <icenowy@...c.io>
Subject: [PATCH 25/27] drm: sun4i: add support for H6 TCON TOP

From: Icenowy Zheng <icenowy@...c.io>

The TCON TOP on Allwinner H6 SoC is a cut down version of the R40 TCON
TOP, which dropped TCON_TV1 and DSI (which do not exist on H6).

Add support for it.

Signed-off-by: Icenowy Zheng <icenowy@...c.io>
---
 drivers/gpu/drm/sun4i/sun8i_tcon_top.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/gpu/drm/sun4i/sun8i_tcon_top.c b/drivers/gpu/drm/sun4i/sun8i_tcon_top.c
index ed13233cad88..d0f1767ec6fc 100644
--- a/drivers/gpu/drm/sun4i/sun8i_tcon_top.c
+++ b/drivers/gpu/drm/sun4i/sun8i_tcon_top.c
@@ -279,12 +279,20 @@ const struct sun8i_tcon_top_quirks sun8i_r40_tcon_top_quirks = {
 	.has_dsi	= true,
 };
 
+const struct sun8i_tcon_top_quirks sun50i_h6_tcon_top_quirks = {
+	/* Nothing special */
+};
+
 /* sun4i_drv uses this list to check if a device node is a TCON TOP */
 const struct of_device_id sun8i_tcon_top_of_table[] = {
 	{
 		.compatible = "allwinner,sun8i-r40-tcon-top",
 		.data = &sun8i_r40_tcon_top_quirks
 	},
+	{
+		.compatible = "allwinner,sun50i-h6-tcon-top",
+		.data = &sun50i_h6_tcon_top_quirks
+	},
 	{ /* sentinel */ }
 };
 MODULE_DEVICE_TABLE(of, sun8i_tcon_top_of_table);
-- 
2.18.0