Lines Matching +full:iommu +full:- +full:addresses

1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/reserved-memory/shared-dma-pool.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: /reserved-memory DMA pool
10   - devicetree-spec@vger.kernel.org
13   - $ref: reserved-memory.yaml
18       - const: shared-dma-pool
25       - const: restricted-dma-pool
30           When using this, the no-map and reusable properties must not
34           on systems without an IOMMU, which could result in the DMA
36           unexpected addresses, possibly leading to data leakage or
43           up another device coherent pool by shared-dma-pool and use
47   linux,cma-default:
53   linux,dma-default:
63         const: restricted-dma-pool
66     no-map: false
72   - |
73       reserved-memory {
74           #address-cells = <1>;
75           #size-cells = <1>;
80               compatible = "shared-dma-pool";
84               linux,cma-default;
91           restricted_dma_reserved: restricted-dma-pool@50000000 {
92               compatible = "restricted-dma-pool";