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path: root/drivers/dma/xilinx_dpdma.c
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Diffstat (limited to 'drivers/dma/xilinx_dpdma.c')
-rw-r--r--drivers/dma/xilinx_dpdma.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/dma/xilinx_dpdma.c b/drivers/dma/xilinx_dpdma.c
new file mode 100644
index 00000000000..d4ee21dfc07
--- /dev/null
+++ b/drivers/dma/xilinx_dpdma.c
@@ -0,0 +1,43 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2021 Xilinx Inc.
+ */
+
+#include <common.h>
+#include <cpu_func.h>
+#include <dm.h>
+#include <dma.h>
+#include <dma-uclass.h>
+#include <errno.h>
+#include <dm/device_compat.h>
+
+/**
+ * struct zynqmp_dpdma_priv - Private structure
+ * @dev: Device uclass for video_ops
+ */
+struct zynqmp_dpdma_priv {
+ struct udevice *dev;
+};
+
+static int zynqmp_dpdma_probe(struct udevice *dev)
+{
+ /* Only placeholder for power domain driver */
+ return 0;
+}
+
+static const struct dma_ops zynqmp_dpdma_ops = {
+};
+
+static const struct udevice_id zynqmp_dpdma_ids[] = {
+ { .compatible = "xlnx,zynqmp-dpdma" },
+ { }
+};
+
+U_BOOT_DRIVER(zynqmp_dpdma) = {
+ .name = "zynqmp_dpdma",
+ .id = UCLASS_DMA,
+ .of_match = zynqmp_dpdma_ids,
+ .ops = &zynqmp_dpdma_ops,
+ .probe = zynqmp_dpdma_probe,
+ .priv_auto = sizeof(struct zynqmp_dpdma_priv),
+};