diff --git a/projects/Allwinner/patches/linux/0001-backport-from-5.6.patch b/projects/Allwinner/patches/linux/0001-backport-from-5.6.patch
index 4bf09fe522..ef5f45e946 100644
--- a/projects/Allwinner/patches/linux/0001-backport-from-5.6.patch
+++ b/projects/Allwinner/patches/linux/0001-backport-from-5.6.patch
@@ -1900,83 +1900,6 @@ index c17d30e74bb1..ce497d0197df 100644
 -- 
 2.24.1
 
-From ad659ce8a20e12b2508c977818e8c21487f67793 Mon Sep 17 00:00:00 2001
-From: Jernej Skrabec <jernej.skrabec@siol.net>
-Date: Sat, 29 Feb 2020 09:49:49 +0100
-Subject: [PATCH v2 1/4] drm/bridge: dw-hdmi: fix AVI frame colorimetry
-
-CTA-861-F explicitly states that for RGB colorspace colorimetry should
-be set to "none". Fix that.
-
-Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
-Fixes: def23aa7e982 ("drm: bridge: dw-hdmi: Switch to V4L bus format and encodings")
-Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
----
- drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 46 +++++++++++++----------
- 1 file changed, 26 insertions(+), 20 deletions(-)
-
-diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
-index 67fca439bbfb..24965e53d351 100644
---- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
-+++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
-@@ -1624,28 +1624,34 @@ static void hdmi_config_AVI(struct dw_hdmi *hdmi, struct drm_display_mode *mode)
- 		frame.colorspace = HDMI_COLORSPACE_RGB;
- 
- 	/* Set up colorimetry */
--	switch (hdmi->hdmi_data.enc_out_encoding) {
--	case V4L2_YCBCR_ENC_601:
--		if (hdmi->hdmi_data.enc_in_encoding == V4L2_YCBCR_ENC_XV601)
--			frame.colorimetry = HDMI_COLORIMETRY_EXTENDED;
--		else
-+	if (!hdmi_bus_fmt_is_rgb(hdmi->hdmi_data.enc_out_bus_format)) {
-+		switch (hdmi->hdmi_data.enc_out_encoding) {
-+		case V4L2_YCBCR_ENC_601:
-+			if (hdmi->hdmi_data.enc_in_encoding == V4L2_YCBCR_ENC_XV601)
-+				frame.colorimetry = HDMI_COLORIMETRY_EXTENDED;
-+			else
-+				frame.colorimetry = HDMI_COLORIMETRY_ITU_601;
-+			frame.extended_colorimetry =
-+					HDMI_EXTENDED_COLORIMETRY_XV_YCC_601;
-+			break;
-+		case V4L2_YCBCR_ENC_709:
-+			if (hdmi->hdmi_data.enc_in_encoding == V4L2_YCBCR_ENC_XV709)
-+				frame.colorimetry = HDMI_COLORIMETRY_EXTENDED;
-+			else
-+				frame.colorimetry = HDMI_COLORIMETRY_ITU_709;
-+			frame.extended_colorimetry =
-+					HDMI_EXTENDED_COLORIMETRY_XV_YCC_709;
-+			break;
-+		default: /* Carries no data */
- 			frame.colorimetry = HDMI_COLORIMETRY_ITU_601;
-+			frame.extended_colorimetry =
-+					HDMI_EXTENDED_COLORIMETRY_XV_YCC_601;
-+			break;
-+		}
-+	} else {
-+		frame.colorimetry = HDMI_COLORIMETRY_NONE;
- 		frame.extended_colorimetry =
--				HDMI_EXTENDED_COLORIMETRY_XV_YCC_601;
--		break;
--	case V4L2_YCBCR_ENC_709:
--		if (hdmi->hdmi_data.enc_in_encoding == V4L2_YCBCR_ENC_XV709)
--			frame.colorimetry = HDMI_COLORIMETRY_EXTENDED;
--		else
--			frame.colorimetry = HDMI_COLORIMETRY_ITU_709;
--		frame.extended_colorimetry =
--				HDMI_EXTENDED_COLORIMETRY_XV_YCC_709;
--		break;
--	default: /* Carries no data */
--		frame.colorimetry = HDMI_COLORIMETRY_ITU_601;
--		frame.extended_colorimetry =
--				HDMI_EXTENDED_COLORIMETRY_XV_YCC_601;
--		break;
-+			HDMI_EXTENDED_COLORIMETRY_XV_YCC_601;
- 	}
- 
- 	frame.scan_mode = HDMI_SCAN_MODE_NONE;
--- 
-2.25.1
-
 From 9ad42557109a9db9ca16964352c3c045a775b018 Mon Sep 17 00:00:00 2001
 From: Ondrej Jirman <megous@megous.com>
 Date: Thu, 19 Dec 2019 09:28:21 -0800