[PATCH v3, 1/2] yaml: Add dm9051 SPI network yaml file

JosephCHANG
2021-12-10T08:40:45Z

For support davicom dm9051 device tree configure

Signed-off-by: JosephCHANG <josright123@gmail.com>
---
.../bindings/net/davicom,dm9051.yaml | 71 +++++++++++++++++++
1 file changed, 71 insertions(+)
create mode 100644 Documentation/devicetree/bindings/net/davicom,dm9051.yaml

diff --git a/Documentation/devicetree/bindings/net/davicom,dm9051.yaml b/Documentation/devicetree/bindings/net/davicom,dm9051.yaml
new file mode 100644
index 000000000000..4c2dd0362f7a
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/davicom,dm9051.yaml
@@ -0,0 +1,71 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/davicom,dm9051.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Davicom DM9051 SPI Ethernet Controller
+
+maintainers:
+ - Joseph CHANG <josright123@gmail.com>
+
+description: |
+ The DM9051 is a fully integrated and cost-effective low pin count single
+ chip Fast Ethernet controller with a Serial Peripheral Interface (SPI).
+
+allOf:
+ - $ref: ethernet-controller.yaml#
+
+properties:
+ compatible:
+ const: davicom,dm9051
+
+ reg:
+ maxItems: 1
+
+ spi-max-frequency:
+ maximum: 45000000
+
+ interrupts:
+ maxItems: 1
+
+ local-mac-address: true
+
+ mac-address: true
+
+required:
+ - compatible
+ - reg
+ - spi-max-frequency
+ - interrupts
+
+additionalProperties: false
+
+examples:
+ # Raspberry Pi platform
+ - |
+ /* for Raspberry Pi with pin control stuff for GPIO irq */
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/gpio/gpio.h>
+ spi {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ dm9051@0 {
+ compatible = "davicom,dm9051";
+ reg = <0>; /* spi chip select */
+ local-mac-address = [00 00 00 00 00 00];
+ pinctrl-names = "default";
+ pinctrl-0 = <&eth_int_pins>;
+ interrupt-parent = <&gpio>;
+ interrupts = <26 IRQ_TYPE_LEVEL_LOW>;
+ spi-max-frequency = <31200000>;
+ };
+ };
+ gpio {
+ eth_int_pins {
+ brcm,pins = <26>;
+ brcm,function = <0>; /* in */
+ brcm,pull = <0>; /* none */
+ };
+ };
--
2.20.1