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Message-ID: <d0eafc59-6718-f904-132a-1a6dbd083878@gmail.com>
Date: Mon, 26 Dec 2022 13:46:28 +0100
From: Johan Jonker <jbx6244@...il.com>
To: Anand Moon <anand@...eble.ai>, Heiko Stuebner <heiko@...ech.de>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc: linux-arm-kernel@...ts.infradead.org,
linux-rockchip@...ts.infradead.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCHv2 linux-next 4/4] ARM: dts: rockchip: rv1126: Enable
Ethernet for Neu2-IO
On 12/26/22 07:36, Anand Moon wrote:
> Rockchip RV1126 has GMAC 10/100/1000M ethernet controller.
> Enable ethernet node on Neu2-IO board.
>
> Signed-off-by: Anand Moon <anand@...eble.ai>
> ---
> drop SoB of Jagan Teki
> ---
> arch/arm/boot/dts/rv1126-edgeble-neu2-io.dts | 37 ++++++++++++++++++++
> 1 file changed, 37 insertions(+)
>
> diff --git a/arch/arm/boot/dts/rv1126-edgeble-neu2-io.dts b/arch/arm/boot/dts/rv1126-edgeble-neu2-io.dts
> index dded0a12f0cd..bd592026eae6 100644
> --- a/arch/arm/boot/dts/rv1126-edgeble-neu2-io.dts
> +++ b/arch/arm/boot/dts/rv1126-edgeble-neu2-io.dts
> @@ -22,6 +22,43 @@ chosen {
> };
> };
>
> +&gmac {
> + clock_in_out = "input";
> + pinctrl-names = "default";
> + pinctrl-0 = <&rgmiim1_pins &clk_out_ethernetm1_pins>;
> + phy-mode = "rgmii";
> + phy-handle = <&phy>;
> + assigned-clocks = <&cru CLK_GMAC_SRC>, <&cru CLK_GMAC_TX_RX>,
> + <&cru CLK_GMAC_ETHERNET_OUT>;
align
> + assigned-clock-parents = <&cru CLK_GMAC_SRC_M1>, <&cru RGMII_MODE_CLK>;
> + assigned-clock-rates = <125000000>, <0>, <25000000>;
> + phy-supply = <&vcc_3v3>;
> + tx_delay = <0x2a>;
> + rx_delay = <0x1a>;
> + status = "okay";
> +};
> +
> +&mdio {
> + phy: phy@0 {
use ethernet-phy
no '#phy-cells' here
> + compatible = "ethernet-phy-id001c.c916",
> + "ethernet-phy-ieee802.3-c22";
align
> + reg = <0x0>;
> + pinctrl-names = "default";
> + pinctrl-0 = <ð_phy_rst>;
> + reset-assert-us = <20000>;
> + reset-deassert-us = <100000>;
> + reset-gpios = <&gpio0 RK_PB6 GPIO_ACTIVE_LOW>;
> + };
> +};
> +
> +&pinctrl {
> + ethernet {
Maybe use a node name more in line with where it is used.
> + eth_phy_rst: eth-phy-rst {
> + rockchip,pins = <0 RK_PB6 RK_FUNC_GPIO &pcfg_pull_down>;
> + };
> + };
> +};
> +
> &sdmmc {
> bus-width = <4>;
> cap-mmc-highspeed;
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