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Subject: Re: [PATCH 3/3] arm64: dts: meson: add initial device-tree for MeCool
 KIII Pro
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:     Drazen Spio <drazsp@gmail.com>
References: <20210329154753.30074-1-christianshewitt@gmail.com>
 <20210329154753.30074-4-christianshewitt@gmail.com>
From:   Neil Armstrong <narmstrong@baylibre.com>
Organization: Baylibre
Message-ID: <61d67a53-e4d9-e1e9-7af2-671fece668ed@baylibre.com>
Date:   Tue, 30 Mar 2021 17:25:34 +0200
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On 29/03/2021 17:47, Christian Hewitt wrote:
> MeCool (Videostrong) KIII Pro is based on the Amlogic Q200 reference
> board with an S912 chip and the following specs:
> 
> - 3GB DDR3 RAM
> - 16GB eMMC
> - 10/100/1000 Base-T Ethernet
> - BCM4335 Wireless (802.11 b/g/n/ac, BT 4.0)
> - DVB-C/T/T2/S/S2 (AVL6862TA demod + R912 tuner)
> - HDMI 2.0a video
> - S/PDIF optical output
> - CVBS/Analogue output
> - 4x USB 2.0 ports
> - IR receiver
> - 1x Power button (with integrated blue LED)
> - 1x Update/Reset button (underside)
> - 1x micro SD card slot
> 
> Tested-by: Drazen Spio <drazsp@gmail.com>
> Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
> ---
>  arch/arm64/boot/dts/amlogic/Makefile          |   1 +
>  .../dts/amlogic/meson-gxm-mecool-kiii-pro.dts | 113 ++++++++++++++++++
>  2 files changed, 114 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/amlogic/meson-gxm-mecool-kiii-pro.dts
> 
> diff --git a/arch/arm64/boot/dts/amlogic/Makefile b/arch/arm64/boot/dts/amlogic/Makefile
> index f8f515c93055..a58ccecfcb55 100644
> --- a/arch/arm64/boot/dts/amlogic/Makefile
> +++ b/arch/arm64/boot/dts/amlogic/Makefile
> @@ -39,6 +39,7 @@ dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905w-p281.dtb
>  dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905w-tx3-mini.dtb
>  dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905d-libretech-pc.dtb
>  dtb-$(CONFIG_ARCH_MESON) += meson-gxm-khadas-vim2.dtb
> +dtb-$(CONFIG_ARCH_MESON) += meson-gxm-mecool-kiii-pro.dtb
>  dtb-$(CONFIG_ARCH_MESON) += meson-gxm-minix-neo-u9h.dtb
>  dtb-$(CONFIG_ARCH_MESON) += meson-gxm-nexbox-a1.dtb
>  dtb-$(CONFIG_ARCH_MESON) += meson-gxm-q200.dtb
> diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-mecool-kiii-pro.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-mecool-kiii-pro.dts
> new file mode 100644
> index 000000000000..0651756d7fb5
> --- /dev/null
> +++ b/arch/arm64/boot/dts/amlogic/meson-gxm-mecool-kiii-pro.dts
> @@ -0,0 +1,113 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +
> +/*
> + * Author: Christian Hewitt <christianshewitt@gmail.com>
> + */
> +
> +/dts-v1/;
> +
> +#include "meson-gxm.dtsi"
> +#include "meson-gx-p23x-q20x.dtsi"
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/leds/common.h>
> +
> +/ {
> +	compatible = "videostrong,gxm-kiii-pro", "amlogic,s912", "amlogic,meson-gxm";
> +	model = "MeCool KIII Pro";
> +
> +	memory@0 {
> +		device_type = "memory";
> +		reg = <0x0 0x0 0x0 0xC0000000>;
> +	};
> +
> +	adc-keys {
> +		compatible = "adc-keys";
> +		io-channels = <&saradc 0>;
> +		io-channel-names = "buttons";
> +		keyup-threshold-microvolt = <1710000>;
> +
> +		button-function {
> +			label = "Update";
> +			linux,code = <KEY_VENDOR>;
> +			press-threshold-microvolt = <10000>;
> +		};
> +	};
> +
> +	gpio-keys-polled {
> +		compatible = "gpio-keys-polled";
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +		poll-interval = <100>;
> +
> +		button@0 {
> +			label = "power";
> +			linux,code = <KEY_POWER>;
> +			gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
> +		};
> +	};
> +
> +	leds {
> +		compatible = "gpio-leds";
> +
> +		blue {
> +			color = <LED_COLOR_ID_BLUE>;
> +			function = LED_FUNCTION_POWER;
> +			gpios = <&gpio GPIODV_24 GPIO_ACTIVE_HIGH>;
> +			default-state = "on";
> +			panic-indicator;
> +		};
> +	};
> +};
> +
> +&ethmac {
> +	pinctrl-0 = <&eth_pins>;
> +	pinctrl-names = "default";
> +
> +	phy-handle = <&external_phy>;
> +
> +	amlogic,tx-delay-ns = <2>;
> +
> +	phy-mode = "rgmii";
> +};
> +
> +&external_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_14 GPIO_ACTIVE_LOW>;
> +
> +		interrupt-parent = <&gpio_intc>;
> +		/* MAC_INTR on GPIOZ_15 */
> +		interrupts = <25 IRQ_TYPE_LEVEL_LOW>;
> +	};
> +};
> +
> +&ir {
> +	linux,rc-map-name = "rc-mecool-kiii-pro";
> +};
> +
> +&sd_emmc_a {
> +	brcmf: wifi@1 {
> +		reg = <1>;
> +		compatible = "brcm,bcm4329-fmac";
> +	};
> +};
> +
> +&uart_A {
> +	status = "okay";
> +	pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
> +	pinctrl-names = "default";
> +	uart-has-rtscts;
> +
> +	bluetooth {
> +		compatible = "brcm,bcm43438-bt";
> +		shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
> +		max-speed = <2000000>;
> +		clocks = <&wifi32k>;
> +		clock-names = "lpo";
> +	};
> +};
> 

Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>