Add device tree bindings for SiFive FU540 DDR controller driver Signed-off-by: Yash Shah <yash.shah@xxxxxxxxxx> Reviewed-by: Palmer Dabbelt <palmerdabbelt@xxxxxxxxxx> Acked-by: Palmer Dabbelt <palmerdabbelt@xxxxxxxxxx> --- .../devicetree/bindings/riscv/sifive-ddr.yaml | 41 ++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 Documentation/devicetree/bindings/riscv/sifive-ddr.yaml diff --git a/Documentation/devicetree/bindings/riscv/sifive-ddr.yaml b/Documentation/devicetree/bindings/riscv/sifive-ddr.yaml new file mode 100644 index 0000000..0288119 --- /dev/null +++ b/Documentation/devicetree/bindings/riscv/sifive-ddr.yaml @@ -0,0 +1,41 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/riscv/sifive-ddr.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: SiFive DDR memory controller binding + +description: | + The Sifive DDR controller driver is used to manage the Cadence DDR + controller present in SiFive FU540-C000 SoC. Currently the driver is + used to manage EDAC feature of the DDR controller. + +maintainers: + - Yash Shah <yash.shah@xxxxxxxxxx> + +properties: + compatible: + enum: + - sifive,fu540-c000-ddr + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + memory-controller@100b0000 { + compatible = "sifive,fu540-c000-ddr"; + reg = <0x100b0000 0x4000>; + interrupts = <31>; + }; -- 2.7.4
