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Message-ID: <YbN7BU7bOKGbvFMK@robh.at.kernel.org>
Date: Fri, 10 Dec 2021 10:06:29 -0600
From: Rob Herring <robh@...nel.org>
To: JosephCHANG <josright123@...il.com>
Cc: "David S . Miller" <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>, joseph_chang@...icom.com.tw,
netdev@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3, 1/2] yaml: Add dm9051 SPI network yaml file
On Fri, Dec 10, 2021 at 04:40:20PM +0800, JosephCHANG wrote:
Follow the subject style used for the directory. 'dt-bindings: net: ...'
> For support davicom dm9051 device tree configure
Complete sentences please.
>
> Signed-off-by: JosephCHANG <josright123@...il.com>
space? ^
> ---
> .../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@...il.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 {
ethernet@...
> + compatible = "davicom,dm9051";
> + reg = <0>; /* spi chip select */
> + local-mac-address = [00 00 00 00 00 00];
> + pinctrl-names = "default";
> + pinctrl-0 = <ð_int_pins>;
> + interrupt-parent = <&gpio>;
> + interrupts = <26 IRQ_TYPE_LEVEL_LOW>;
> + spi-max-frequency = <31200000>;
> + };
> + };
> + gpio {
This part is not relevant to the binding example.
> + eth_int_pins {
> + brcm,pins = <26>;
> + brcm,function = <0>; /* in */
> + brcm,pull = <0>; /* none */
> + };
> + };
> --
> 2.20.1
>
>
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