Document devicetree bindings for Andes ATCDMAC300 DMA engine
Signed-off-by: CL Wang <cl634@andestech.com>
---
Changes for v2:
- Add platform-specific compatible string "andestech,qilai-dma" and
remove "andestech,atcdmac300".
---
.../bindings/dma/andestech,qilai-dma.yaml | 51 +++++++++++++++++++
MAINTAINERS | 6 +++
2 files changed, 57 insertions(+)
create mode 100644 Documentation/devicetree/bindings/dma/andestech,qilai-dma.yaml
diff --git a/Documentation/devicetree/bindings/dma/andestech,qilai-dma.yaml b/Documentation/devicetree/bindings/dma/andestech,qilai-dma.yaml
new file mode 100644
index 000000000000..c7158e4f4639
--- /dev/null
+++ b/Documentation/devicetree/bindings/dma/andestech,qilai-dma.yaml
@@ -0,0 +1,51 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/dma/andestech,qilai-dma.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Andes ATCDMAC300 DMA Controller
+
+maintainers:
+ - CL Wang <cl634@andestech.com>
+
+allOf:
+ - $ref: dma-controller.yaml#
+
+properties:
+ compatible:
+ const: andestech,qilai-dma
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ "#dma-cells":
+ const: 1
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - "#dma-cells"
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+
+ soc {
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ dma-controller@f0c00000 {
+ compatible = "andestech,qilai-dma";
+ reg = <0x0 0xf0c00000 0x0 0x1000>;
+ interrupts = <10 IRQ_TYPE_LEVEL_HIGH>;
+ #dma-cells = <1>;
+ };
+ };
+...
diff --git a/MAINTAINERS b/MAINTAINERS
index fe168477caa4..e0b9ef522139 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1778,6 +1778,12 @@ S: Supported
F: drivers/clk/analogbits/*
F: include/linux/clk/analogbits*
+ANDES DMA DRIVER
+M: CL Wang <cl634@andestech.com>
+S: Supported
+F: Documentation/devicetree/bindings/dma/andestech,qilai-dma.yaml
+F: drivers/dma/atcdmac300*
+
ANDROID DRIVERS
M: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
M: Arve Hjønnevåg <arve@android.com>
--
2.34.1