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authorJonathan Liu <net147@gmail.com>2017-10-17 20:18:02 +0800
committerMaxime Ripard <maxime.ripard@free-electrons.com>2017-10-17 19:49:17 +0200
commitaaddb6d22a49923c5223a4703af7710c249503da (patch)
treef600ca9cdecffca01c0dc71eceeb2af6b48ba0a9 /drivers/gpu/drm/sun4i/sun4i_drv.c
parent9a8187c00373bce839388574910f72711c9c4c33 (diff)
drm/sun4i: Add support for A20 display pipeline components
The A20 display pipeline has 2 frontends, 2 backends, and 2 TCONs. This patch adds support (or a compatible string in the frontend's case) for these components. The TCONs support directly outputting to CPU/RGB/LVDS LCD panels, or it can output to HDMI via an on-chip HDMI controller, or CVBS/YPbPr/VGA signals via on-chip TV encoders. These additional encoders are not covered in this patch. Signed-off-by: Jonathan Liu <net147@gmail.com> [wens@csie.org: Expand commit message] Signed-off-by: Chen-Yu Tsai <wens@csie.org> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> Link: https://patchwork.freedesktop.org/patch/msgid/20171017121807.2994-6-wens@csie.org
Diffstat (limited to 'drivers/gpu/drm/sun4i/sun4i_drv.c')
-rw-r--r--drivers/gpu/drm/sun4i/sun4i_drv.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c
index 51ad1fb6843c..75c76cdd82bc 100644
--- a/drivers/gpu/drm/sun4i/sun4i_drv.c
+++ b/drivers/gpu/drm/sun4i/sun4i_drv.c
@@ -181,6 +181,7 @@ static bool sun4i_drv_node_is_frontend(struct device_node *node)
return of_device_is_compatible(node, "allwinner,sun4i-a10-display-frontend") ||
of_device_is_compatible(node, "allwinner,sun5i-a13-display-frontend") ||
of_device_is_compatible(node, "allwinner,sun6i-a31-display-frontend") ||
+ of_device_is_compatible(node, "allwinner,sun7i-a20-display-frontend") ||
of_device_is_compatible(node, "allwinner,sun8i-a33-display-frontend");
}
@@ -190,6 +191,7 @@ static bool sun4i_drv_node_is_tcon(struct device_node *node)
of_device_is_compatible(node, "allwinner,sun5i-a13-tcon") ||
of_device_is_compatible(node, "allwinner,sun6i-a31-tcon") ||
of_device_is_compatible(node, "allwinner,sun6i-a31s-tcon") ||
+ of_device_is_compatible(node, "allwinner,sun7i-a20-tcon") ||
of_device_is_compatible(node, "allwinner,sun8i-a33-tcon") ||
of_device_is_compatible(node, "allwinner,sun8i-v3s-tcon");
}
@@ -349,6 +351,7 @@ static const struct of_device_id sun4i_drv_of_table[] = {
{ .compatible = "allwinner,sun5i-a13-display-engine" },
{ .compatible = "allwinner,sun6i-a31-display-engine" },
{ .compatible = "allwinner,sun6i-a31s-display-engine" },
+ { .compatible = "allwinner,sun7i-a20-display-engine" },
{ .compatible = "allwinner,sun8i-a33-display-engine" },
{ .compatible = "allwinner,sun8i-v3s-display-engine" },
{ }