Subject: Re: [RFC PATCH 6/9] arm64: dts: meson: add initial device-trees for
 A95XF3-AIR
To:     Christian Hewitt <christianshewitt@gmail.com>,
        Rob Herring <robh+dt@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Kevin Hilman <khilman@baylibre.com>,
        devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org
Cc:     Benoit Masson <yahoo@perenite.com>
References: <20211130060523.19161-1-christianshewitt@gmail.com>
 <20211130060523.19161-7-christianshewitt@gmail.com>
From:   Neil Armstrong <narmstrong@baylibre.com>
Organization: Baylibre
Message-ID: <6ff128a6-91cb-5b83-737e-e703cab81743@baylibre.com>
Date:   Mon, 3 Jan 2022 16:21:16 +0100
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Hi,

On 30/11/2021 07:05, Christian Hewitt wrote:
> The CYX A95XF3-AIR is based on Amlogic S905X3 reference board
> designs and ships in multiple configurations:
> 
> – 4GB DDR3 + 64GB eMMC + WiFi a/b/g/n/ac + BT + Gb Ethernet
> – 4GB DDR3 + 32GB eMMC + WiFi a/b/g/n/ac + BT + Gb Ethernet
> – 2GB DDR3 + 16GB eMMC + WiFi b/g/n (no BT) + 10/100 Ethernet
> ...
> - HDMI 2.1 video
> - S/PDIF optical output
> - AV output
> - 1x USB 2.0 OTG port
> - 1x USB 3.0 port
> - IR receiver
> - 1x micro SD card slot (internal)
> - 1x Reset/Update button (in AV jack)
> - 7-segment VFD
> - Multicolour case LED 'arc'
> 
> The device-tree with -100 suffix supports models with 10/100 Ethernet
> and with -1000 suffix supports models with Gigabit Ethernet.

I thought about this, and I think we should have:
- meson-sm1-a95xf3-air.dts for 10/100 version
- meson-sm1-a95xf3-air-gbit.dts for gigabit 10/100/1000 version

With this, I'm ok to apply the serie.

Neil

> 
> Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
> ---
>  arch/arm64/boot/dts/amlogic/Makefile          |   2 +
>  .../dts/amlogic/meson-sm1-a95xf3-air-100.dts  | 108 +++++++++++++++
>  .../dts/amlogic/meson-sm1-a95xf3-air-1000.dts | 129 ++++++++++++++++++
>  3 files changed, 239 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/amlogic/meson-sm1-a95xf3-air-100.dts
>  create mode 100644 arch/arm64/boot/dts/amlogic/meson-sm1-a95xf3-air-1000.dts
> 
> diff --git a/arch/arm64/boot/dts/amlogic/Makefile b/arch/arm64/boot/dts/amlogic/Makefile
> index a0c1a7fbae57..e198d17f2ea8 100644
> --- a/arch/arm64/boot/dts/amlogic/Makefile
> +++ b/arch/arm64/boot/dts/amlogic/Makefile
> @@ -51,6 +51,8 @@ dtb-$(CONFIG_ARCH_MESON) += meson-gxm-rbox-pro.dtb
>  dtb-$(CONFIG_ARCH_MESON) += meson-gxm-s912-libretech-pc.dtb
>  dtb-$(CONFIG_ARCH_MESON) += meson-gxm-vega-s96.dtb
>  dtb-$(CONFIG_ARCH_MESON) += meson-gxm-wetek-core2.dtb
> +dtb-$(CONFIG_ARCH_MESON) += meson-sm1-a95xf3-air-100.dtb
> +dtb-$(CONFIG_ARCH_MESON) += meson-sm1-a95xf3-air-1000.dtb
>  dtb-$(CONFIG_ARCH_MESON) += meson-sm1-bananapi-m5.dtb
>  dtb-$(CONFIG_ARCH_MESON) += meson-sm1-khadas-vim3l.dtb
>  dtb-$(CONFIG_ARCH_MESON) += meson-sm1-odroid-c4.dtb
> diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1-a95xf3-air-100.dts b/arch/arm64/boot/dts/amlogic/meson-sm1-a95xf3-air-100.dts
> new file mode 100644
> index 000000000000..5158cc40485e
> --- /dev/null
> +++ b/arch/arm64/boot/dts/amlogic/meson-sm1-a95xf3-air-100.dts
> @@ -0,0 +1,108 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2019 BayLibre SAS. All rights reserved.
> + * Copyright (c) 2020 Christian Hewitt <christianshewitt@gmail.com>
> + */
> +
> +/dts-v1/;
> +
> +#include "meson-sm1-ac2xx.dtsi"
> +#include <dt-bindings/sound/meson-g12a-tohdmitx.h>
> +
> +/ {
> +	compatible = "cyx,a95xf3-air-100", "amlogic,sm1";
> +	model = "Shenzhen CYX Industrial Co., Ltd A95XF3-AIR";
> +
> +	sound {
> +		compatible = "amlogic,axg-sound-card";
> +		model = "A95XF3-AIR";
> +		audio-aux-devs = <&tdmout_b>;
> +		audio-routing = "TDMOUT_B IN 0", "FRDDR_A OUT 1",
> +				"TDMOUT_B IN 1", "FRDDR_B OUT 1",
> +				"TDMOUT_B IN 2", "FRDDR_C OUT 1",
> +				"TDM_B Playback", "TDMOUT_B OUT";
> +
> +		assigned-clocks = <&clkc CLKID_MPLL2>,
> +				  <&clkc CLKID_MPLL0>,
> +				  <&clkc CLKID_MPLL1>;
> +		assigned-clock-parents = <0>, <0>, <0>;
> +		assigned-clock-rates = <294912000>,
> +				       <270950400>,
> +				       <393216000>;
> +		status = "okay";
> +
> +		dai-link-0 {
> +			sound-dai = <&frddr_a>;
> +		};
> +
> +		dai-link-1 {
> +			sound-dai = <&frddr_b>;
> +		};
> +
> +		dai-link-2 {
> +			sound-dai = <&frddr_c>;
> +		};
> +
> +		/* 8ch hdmi interface */
> +		dai-link-3 {
> +			sound-dai = <&tdmif_b>;
> +			dai-format = "i2s";
> +			dai-tdm-slot-tx-mask-0 = <1 1>;
> +			dai-tdm-slot-tx-mask-1 = <1 1>;
> +			dai-tdm-slot-tx-mask-2 = <1 1>;
> +			dai-tdm-slot-tx-mask-3 = <1 1>;
> +			mclk-fs = <256>;
> +
> +			codec {
> +				sound-dai = <&tohdmitx TOHDMITX_I2S_IN_B>;
> +			};
> +		};
> +
> +		/* hdmi glue */
> +		dai-link-4 {
> +			sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>;
> +
> +			codec {
> +				sound-dai = <&hdmi_tx>;
> +			};
> +		};
> +	};
> +};
> +
> +&arb {
> +	status = "okay";
> +};
> +
> +&clkc_audio {
> +	status = "okay";
> +};
> +
> +&ethmac {
> +	status = "okay";
> +	phy-handle = <&internal_ephy>;
> +	phy-mode = "rmii";
> +};
> +
> +&frddr_a {
> +	status = "okay";
> +};
> +
> +&frddr_b {
> +	status = "okay";
> +};
> +
> +&frddr_c {
> +	status = "okay";
> +};
> +
> +&tdmif_b {
> +	status = "okay";
> +};
> +
> +&tdmout_b {
> +	status = "okay";
> +};
> +
> +&tohdmitx {
> +	status = "okay";
> +};
> diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1-a95xf3-air-1000.dts b/arch/arm64/boot/dts/amlogic/meson-sm1-a95xf3-air-1000.dts
> new file mode 100644
> index 000000000000..c87d948fa3e6
> --- /dev/null
> +++ b/arch/arm64/boot/dts/amlogic/meson-sm1-a95xf3-air-1000.dts
> @@ -0,0 +1,129 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2019 BayLibre SAS. All rights reserved.
> + * Copyright (c) 2020 Christian Hewitt <christianshewitt@gmail.com>
> + */
> +
> +/dts-v1/;
> +
> +#include "meson-sm1-ac2xx.dtsi"
> +#include <dt-bindings/sound/meson-g12a-tohdmitx.h>
> +
> +/ {
> +	compatible = "cyx,a95xf3-air-1000", "amlogic,sm1";
> +	model = "Shenzhen CYX Industrial Co., Ltd A95XF3-AIR";
> +
> +	sound {
> +		compatible = "amlogic,axg-sound-card";
> +		model = "A95XF3-AIR";
> +		audio-aux-devs = <&tdmout_b>;
> +		audio-routing = "TDMOUT_B IN 0", "FRDDR_A OUT 1",
> +				"TDMOUT_B IN 1", "FRDDR_B OUT 1",
> +				"TDMOUT_B IN 2", "FRDDR_C OUT 1",
> +				"TDM_B Playback", "TDMOUT_B OUT";
> +
> +		assigned-clocks = <&clkc CLKID_MPLL2>,
> +				  <&clkc CLKID_MPLL0>,
> +				  <&clkc CLKID_MPLL1>;
> +		assigned-clock-parents = <0>, <0>, <0>;
> +		assigned-clock-rates = <294912000>,
> +				       <270950400>,
> +				       <393216000>;
> +		status = "okay";
> +
> +		dai-link-0 {
> +			sound-dai = <&frddr_a>;
> +		};
> +
> +		dai-link-1 {
> +			sound-dai = <&frddr_b>;
> +		};
> +
> +		dai-link-2 {
> +			sound-dai = <&frddr_c>;
> +		};
> +
> +		/* 8ch hdmi interface */
> +		dai-link-3 {
> +			sound-dai = <&tdmif_b>;
> +			dai-format = "i2s";
> +			dai-tdm-slot-tx-mask-0 = <1 1>;
> +			dai-tdm-slot-tx-mask-1 = <1 1>;
> +			dai-tdm-slot-tx-mask-2 = <1 1>;
> +			dai-tdm-slot-tx-mask-3 = <1 1>;
> +			mclk-fs = <256>;
> +
> +			codec {
> +				sound-dai = <&tohdmitx TOHDMITX_I2S_IN_B>;
> +			};
> +		};
> +
> +		/* hdmi glue */
> +		dai-link-4 {
> +			sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>;
> +
> +			codec {
> +				sound-dai = <&hdmi_tx>;
> +			};
> +		};
> +	};
> +};
> +
> +&arb {
> +	status = "okay";
> +};
> +
> +&clkc_audio {
> +	status = "okay";
> +};
> +
> +&ethmac {
> +	status = "okay";
> +
> +	pinctrl-0 = <&eth_pins>, <&eth_rgmii_pins>;
> +	pinctrl-names = "default";
> +	phy-mode = "rgmii-txid";
> +	phy-handle = <&external_phy>;
> +
> +	rx-internal-delay-ps = <800>;
> +};
> +
> +&ext_mdio {
> +	external_phy: ethernet-phy@0 {
> +		/* Realtek RTL8211F (0x001cc916) */
> +		reg = <0>;
> +		max-speed = <1000>;
> +
> +		reset-assert-us = <10000>;
> +		reset-deassert-us = <80000>;
> +		reset-gpios = <&gpio GPIOZ_15 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>;
> +
> +		interrupt-parent = <&gpio_intc>;
> +		/* MAC_INTR on GPIOZ_14 */
> +		interrupts = <26 IRQ_TYPE_LEVEL_LOW>;
> +	};
> +};
> +
> +&frddr_a {
> +	status = "okay";
> +};
> +
> +&frddr_b {
> +	status = "okay";
> +};
> +
> +&frddr_c {
> +	status = "okay";
> +};
> +
> +&tdmif_b {
> +	status = "okay";
> +};
> +
> +&tdmout_b {
> +	status = "okay";
> +};
> +
> +&tohdmitx {
> +	status = "okay";
> +};
>