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