genode/repos/dde_linux/patches/imx8_fb_imx_hdp.patch

imx_hdp.patch

diff --git a/drivers/gpu/drm/imx/hdp/imx-hdp.c b/drivers/gpu/drm/imx/hdp/imx-hdp.c
index bcfad52..0ed949a 100644
--- a/drivers/gpu/drm/imx/hdp/imx-hdp.c
+++ b/drivers/gpu/drm/imx/hdp/imx-hdp.c
@@ -1478,10 +1478,19 @@ static int imx_hdp_imx_bind(struct device *dev, struct device *master,
 		return -EINVAL;
 	}
 
+#if 0
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 2);
 	hdp->mem.rst_base = devm_ioremap_resource(dev, res);
 	if (IS_ERR(hdp->mem.rst_base))
 		dev_warn(dev, "Failed to get HDP RESET base register\n");
+#else
+	/*
+	 * On Genode, the requested address range is already mapped by a different
+	 * part of the driver and cannot be mapped again. Fortunately, not mapping
+	 * it here didn't show problems so far.
+	 */
+	hdp->mem.rst_base = 0;
+#endif
 
 	hdp->is_cec = of_property_read_bool(pdev->dev.of_node, "fsl,cec");