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Subject[PATCH net-next v10 1/2] devicetree: bindings: net: Add bindings doc for Sunplus SP7021.
Date
Add bindings documentation for Sunplus SP7021 SoC.

Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Wells Lu <wellslutw@gmail.com>
---
Changes in v10
- None

.../bindings/net/sunplus,sp7021-emac.yaml | 141 ++++++++++++++++++
MAINTAINERS | 7 +
2 files changed, 148 insertions(+)
create mode 100644 Documentation/devicetree/bindings/net/sunplus,sp7021-emac.yaml

diff --git a/Documentation/devicetree/bindings/net/sunplus,sp7021-emac.yaml b/Documentation/devicetree/bindings/net/sunplus,sp7021-emac.yaml
new file mode 100644
index 000000000..62dffee27
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/sunplus,sp7021-emac.yaml
@@ -0,0 +1,141 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+# Copyright (C) Sunplus Co., Ltd. 2021
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/sunplus,sp7021-emac.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Sunplus SP7021 Dual Ethernet MAC Device Tree Bindings
+
+maintainers:
+ - Wells Lu <wellslutw@gmail.com>
+
+description: |
+ Sunplus SP7021 dual 10M/100M Ethernet MAC controller.
+ Device node of the controller has following properties.
+
+properties:
+ compatible:
+ const: sunplus,sp7021-emac
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ resets:
+ maxItems: 1
+
+ ethernet-ports:
+ type: object
+ description: Ethernet ports to PHY
+
+ properties:
+ "#address-cells":
+ const: 1
+
+ "#size-cells":
+ const: 0
+
+ patternProperties:
+ "^port@[0-1]$":
+ type: object
+ description: Port to PHY
+
+ properties:
+ reg:
+ minimum: 0
+ maximum: 1
+
+ phy-handle:
+ maxItems: 1
+
+ phy-mode:
+ maxItems: 1
+
+ nvmem-cells:
+ items:
+ - description: nvmem cell address of MAC address
+
+ nvmem-cell-names:
+ description: names corresponding to the nvmem cells
+ items:
+ - const: mac-address
+
+ required:
+ - reg
+ - phy-handle
+ - phy-mode
+ - nvmem-cells
+ - nvmem-cell-names
+
+ mdio:
+ $ref: mdio.yaml#
+ unevaluatedProperties: false
+
+additionalProperties: false
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+ - resets
+ - pinctrl-0
+ - pinctrl-names
+ - ethernet-ports
+ - mdio
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+
+ ethernet@9c108000 {
+ compatible = "sunplus,sp7021-emac";
+ reg = <0x9c108000 0x400>;
+ interrupt-parent = <&intc>;
+ interrupts = <66 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clkc 0xa7>;
+ resets = <&rstc 0x97>;
+ pinctrl-0 = <&emac_demo_board_v3_pins>;
+ pinctrl-names = "default";
+
+ ethernet-ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ phy-handle = <&eth_phy0>;
+ phy-mode = "rmii";
+ nvmem-cells = <&mac_addr0>;
+ nvmem-cell-names = "mac-address";
+ };
+
+ port@1 {
+ reg = <1>;
+ phy-handle = <&eth_phy1>;
+ phy-mode = "rmii";
+ nvmem-cells = <&mac_addr1>;
+ nvmem-cell-names = "mac-address";
+ };
+ };
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ eth_phy0: ethernet-phy@0 {
+ reg = <0>;
+ };
+
+ eth_phy1: ethernet-phy@1 {
+ reg = <1>;
+ };
+ };
+ };
+...
diff --git a/MAINTAINERS b/MAINTAINERS
index b5f2a647e..22a2f9699 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -18884,6 +18884,13 @@ L: netdev@vger.kernel.org
S: Maintained
F: drivers/net/ethernet/dlink/sundance.c

+SUNPLUS ETHERNET DRIVER
+M: Wells Lu <wellslutw@gmail.com>
+L: netdev@vger.kernel.org
+S: Maintained
+W: https://sunplus.atlassian.net/wiki/spaces/doc/overview
+F: Documentation/devicetree/bindings/net/sunplus,sp7021-emac.yaml
+
SUNPLUS OCOTP DRIVER
M: Vincent Shih <vincent.sunplus@gmail.com>
S: Maintained
--
2.25.1
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