Re: [PATCHv4 6/7] arm64: dts: rockchip: Add rock-5a board

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Hi Sebastian,

On 11/24/22 15:49, Sebastian Reichel wrote:
> Add board file for the RK3588s Rock 5A board. While the hardware
> offers plenty of peripherals and connectivity this basic implementation
> just handles things required to access eMMC, UART and Ethernet (i.e.
> enough to successfully boot Linux).
> 
> Tested-by: Benjamin Gaignard <benjamin.gaignard@xxxxxxxxxxxxx>
> Signed-off-by: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxx>

Isn't your Signed-off-by: tag supposed to come first? (This question
also holds for patches 1, 2 (your S-o-B before the Reviewed-by) and 4 of
this series.

> ---
>  arch/arm64/boot/dts/rockchip/Makefile         |  1 +
>  .../boot/dts/rockchip/rk3588s-rock-5a.dts     | 63 +++++++++++++++++++
>  2 files changed, 64 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/rockchip/rk3588s-rock-5a.dts
> 
> diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile
> index 12ed53de11eb..31fa55750a0f 100644
> --- a/arch/arm64/boot/dts/rockchip/Makefile
> +++ b/arch/arm64/boot/dts/rockchip/Makefile
> @@ -73,3 +73,4 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-bpi-r2-pro.dtb
>  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-evb1-v10.dtb
>  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-rock-3a.dtb
>  dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588-evb1-v10.dtb
> +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3588s-rock-5a.dtb
> diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-rock-5a.dts b/arch/arm64/boot/dts/rockchip/rk3588s-rock-5a.dts
> new file mode 100644
> index 000000000000..b9d1ade62b4c
> --- /dev/null
> +++ b/arch/arm64/boot/dts/rockchip/rk3588s-rock-5a.dts
> @@ -0,0 +1,63 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/pinctrl/rockchip.h>
> +#include "rk3588s.dtsi"
> +
> +/ {
> +	model = "Radxa Rock 5A Board";
> +	compatible = "radxa,rock-5a", "rockchip,rk3588s";
> +
> +	aliases {
> +		mmc1 = &sdhci;
> +		serial2 = &uart2;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial2:1500000n8";
> +	};
> +};
> +
> +&gmac1 {
> +	clock_in_out = "output";
> +	phy-handle = <&rgmii_phy1>;
> +	phy-mode = "rgmii-rxid";
> +	pinctrl-0 = <&gmac1_miim
> +		     &gmac1_tx_bus2
> +		     &gmac1_rx_bus2
> +		     &gmac1_rgmii_clk
> +		     &gmac1_rgmii_bus>;
> +	pinctrl-names = "default";
> +	rx_delay = <0x3e>;

Documentation says that the MAC should not add an RX delay in the
"rgmii-rxid" case, but it is specified. Is this really necessary?

> +	tx_delay = <0x3a>;
> +	status = "okay";
> +};
> +
> +&mdio1 {
> +	rgmii_phy1: ethernet-phy@1 {
> +		/* RTL8211F */
> +		compatible = "ethernet-phy-ieee802.3-c22";
> +		reg = <0x1>;
> +		reset-assert-us = <20000>;
> +		reset-deassert-us = <100000>;
> +		reset-gpios = <&gpio3 RK_PB7 GPIO_ACTIVE_LOW>;

No pinctrl required for this reset pin?

With this addressed:

Reviewed-by: Michael Riesch <michael.riesch@xxxxxxxxxxxxxx>

Thanks and best regards,
Michael

> +	};
> +};
> +
> +&sdhci {
> +	bus-width = <8>;
> +	no-sdio;
> +	no-sd;
> +	non-removable;
> +	max-frequency = <200000000>;
> +	mmc-hs400-1_8v;
> +	mmc-hs400-enhanced-strobe;
> +	status = "okay";
> +};
> +
> +&uart2 {
> +	pinctrl-0 = <&uart2m0_xfer>;
> +	status = "okay";
> +};



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