Subject: Re: [PATCH v2 1/9] arm64: dts: meson: add common SM1 ac2xx dtsi
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: <20220103163956.6581-1-christianshewitt@gmail.com>
 <20220103163956.6581-2-christianshewitt@gmail.com>
From:   Neil Armstrong <narmstrong@baylibre.com>
Organization: Baylibre
Message-ID: <ca79ab12-eb16-ac6d-a950-de59c6253eba@baylibre.com>
Date:   Mon, 3 Jan 2022 17:49:05 +0100
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On 03/01/2022 17:39, Christian Hewitt wrote:
> Add a common dtsi for Android STB devices based on the Amlogic S905X3
> (AC213/AC214) and S905D3 (AC201/AC202) reference designs. The dtsi is
> loosely based on the existing SEI610 device-tree.
> 
> Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
> ---
>  .../boot/dts/amlogic/meson-sm1-ac2xx.dtsi     | 300 ++++++++++++++++++
>  1 file changed, 300 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/amlogic/meson-sm1-ac2xx.dtsi
> 
> diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1-ac2xx.dtsi b/arch/arm64/boot/dts/amlogic/meson-sm1-ac2xx.dtsi
> new file mode 100644
> index 000000000000..46a34731f7e2
> --- /dev/null
> +++ b/arch/arm64/boot/dts/amlogic/meson-sm1-ac2xx.dtsi
> @@ -0,0 +1,300 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2019 BayLibre SAS. All rights reserved.
> + * Copyright (c) 2020 Christian Hewitt <christianshewitt@gmail.com>
> + *
> + * AC200/AC202 = S905D3
> + * AC213/AC214 = S905X3
> + *
> + */
> +
> +#include "meson-sm1.dtsi"
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/gpio/meson-g12a-gpio.h>
> +#include <dt-bindings/input/input.h>
> +
> +/ {
> +	aliases {
> +		serial0 = &uart_AO;
> +		ethernet0 = &ethmac;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial0:115200n8";
> +	};
> +
> +	emmc_pwrseq: emmc-pwrseq {
> +		compatible = "mmc-pwrseq-emmc";
> +		reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
> +	};
> +
> +	cvbs-connector {
> +		compatible = "composite-video-connector";
> +
> +		port {
> +			cvbs_connector_in: endpoint {
> +				remote-endpoint = <&cvbs_vdac_out>;
> +			};
> +		};
> +	};
> +
> +	hdmi-connector {
> +		compatible = "hdmi-connector";
> +		type = "a";
> +
> +		port {
> +			hdmi_connector_in: endpoint {
> +				remote-endpoint = <&hdmi_tx_tmds_out>;
> +			};
> +		};
> +	};
> +
> +	memory@0 {
> +		device_type = "memory";
> +		reg = <0x0 0x0 0x0 0x40000000>;
> +	};
> +
> +	ao_5v: regulator-ao_5v {
> +		compatible = "regulator-fixed";
> +		regulator-name = "AO_5V";
> +		regulator-min-microvolt = <5000000>;
> +		regulator-max-microvolt = <5000000>;
> +		vin-supply = <&dc_in>;
> +		regulator-always-on;
> +	};
> +
> +	dc_in: regulator-dc_in {
> +		compatible = "regulator-fixed";
> +		regulator-name = "DC_IN";
> +		regulator-min-microvolt = <5000000>;
> +		regulator-max-microvolt = <5000000>;
> +		regulator-always-on;
> +	};
> +
> +	emmc_1v8: regulator-emmc_1v8 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "EMMC_1V8";
> +		regulator-min-microvolt = <1800000>;
> +		regulator-max-microvolt = <1800000>;
> +		vin-supply = <&vddao_3v3>;
> +		regulator-always-on;
> +	};
> +
> +	vddao_3v3: regulator-vddao_3v3 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "VDDAO_3V3";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		vin-supply = <&dc_in>;
> +		regulator-always-on;
> +	};
> +
> +	vddcpu: regulator-vddcpu {
> +		compatible = "pwm-regulator";
> +
> +		regulator-name = "VDDCPU";
> +		regulator-min-microvolt = <690000>;
> +		regulator-max-microvolt = <1050000>;
> +
> +		vin-supply = <&dc_in>;
> +
> +		pwms = <&pwm_AO_cd 1 1500 0>;
> +		pwm-dutycycle-range = <100 0>;
> +
> +		regulator-boot-on;
> +		regulator-always-on;
> +	};
> +
> +	vddio_ao1v8: regulator-vddio_ao1v8 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "VDDIO_AO1V8";
> +		regulator-min-microvolt = <1800000>;
> +		regulator-max-microvolt = <1800000>;
> +		vin-supply = <&vddao_3v3>;
> +		regulator-always-on;
> +	};
> +
> +	sdio_pwrseq: sdio-pwrseq {
> +		compatible = "mmc-pwrseq-simple";
> +		reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
> +		clocks = <&wifi32k>;
> +		clock-names = "ext_clock";
> +	};
> +
> +	wifi32k: wifi32k {
> +		compatible = "pwm-clock";
> +		#clock-cells = <0>;
> +		clock-frequency = <32768>;
> +		pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
> +	};
> +};
> +
> +&cec_AO {
> +	pinctrl-0 = <&cec_ao_a_h_pins>;
> +	pinctrl-names = "default";
> +	status = "disabled";
> +	hdmi-phandle = <&hdmi_tx>;
> +};
> +
> +&cecb_AO {
> +	pinctrl-0 = <&cec_ao_b_h_pins>;
> +	pinctrl-names = "default";
> +	status = "okay";
> +	hdmi-phandle = <&hdmi_tx>;
> +};
> +
> +&cpu0 {
> +	cpu-supply = <&vddcpu>;
> +	operating-points-v2 = <&cpu_opp_table>;
> +	clocks = <&clkc CLKID_CPU_CLK>;
> +	clock-latency = <50000>;
> +};
> +
> +&cpu1 {
> +	cpu-supply = <&vddcpu>;
> +	operating-points-v2 = <&cpu_opp_table>;
> +	clocks = <&clkc CLKID_CPU1_CLK>;
> +	clock-latency = <50000>;
> +};
> +
> +&cpu2 {
> +	cpu-supply = <&vddcpu>;
> +	operating-points-v2 = <&cpu_opp_table>;
> +	clocks = <&clkc CLKID_CPU2_CLK>;
> +	clock-latency = <50000>;
> +};
> +
> +&cpu3 {
> +	cpu-supply = <&vddcpu>;
> +	operating-points-v2 = <&cpu_opp_table>;
> +	clocks = <&clkc CLKID_CPU3_CLK>;
> +	clock-latency = <50000>;
> +};
> +
> +&cvbs_vdac_port {
> +	cvbs_vdac_out: endpoint {
> +		remote-endpoint = <&cvbs_connector_in>;
> +	};
> +};
> +
> +&hdmi_tx {
> +	status = "okay";
> +	pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>;
> +	pinctrl-names = "default";
> +};
> +
> +&hdmi_tx_tmds_port {
> +	hdmi_tx_tmds_out: endpoint {
> +		remote-endpoint = <&hdmi_connector_in>;
> +	};
> +};
> +
> +&ir {
> +	status = "okay";
> +	pinctrl-0 = <&remote_input_ao_pins>;
> +	pinctrl-names = "default";
> +};
> +
> +&pwm_AO_ab {
> +	status = "okay";
> +	pinctrl-0 = <&pwm_ao_a_pins>;
> +	pinctrl-names = "default";
> +	clocks = <&xtal>;
> +	clock-names = "clkin0";
> +};
> +
> +&pwm_AO_cd {
> +	pinctrl-0 = <&pwm_ao_d_e_pins>;
> +	pinctrl-names = "default";
> +	clocks = <&xtal>;
> +	clock-names = "clkin1";
> +	status = "okay";
> +};
> +
> +&pwm_ef {
> +	status = "okay";
> +	pinctrl-0 = <&pwm_e_pins>;
> +	pinctrl-names = "default";
> +	clocks = <&xtal>;
> +	clock-names = "clkin0";
> +};
> +
> +&saradc {
> +	status = "okay";
> +	vref-supply = <&vddio_ao1v8>;
> +};
> +
> +/* SDIO */
> +&sd_emmc_a {
> +	status = "okay";
> +	pinctrl-0 = <&sdio_pins>;
> +	pinctrl-1 = <&sdio_clk_gate_pins>;
> +	pinctrl-names = "default", "clk-gate";
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +
> +	bus-width = <4>;
> +	cap-sd-highspeed;
> +	sd-uhs-sdr104;
> +	max-frequency = <200000000>;
> +
> +	non-removable;
> +	disable-wp;
> +
> +	/* WiFi firmware requires power to be kept while in suspend */
> +	keep-power-in-suspend;
> +
> +	mmc-pwrseq = <&sdio_pwrseq>;
> +
> +	vmmc-supply = <&vddao_3v3>;
> +	vqmmc-supply = <&vddio_ao1v8>;
> +};
> +
> +/* SD Card */
> +&sd_emmc_b {
> +	status = "okay";
> +	pinctrl-0 = <&sdcard_c_pins>;
> +	pinctrl-1 = <&sdcard_clk_gate_c_pins>;
> +	pinctrl-names = "default", "clk-gate";
> +
> +	bus-width = <4>;
> +	cap-sd-highspeed;
> +	/* CRC errors are observed at 50MHz */
> +	max-frequency = <35000000>;
> +	disable-wp;
> +
> +	cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>;
> +	vmmc-supply = <&vddao_3v3>;
> +	vqmmc-supply = <&vddao_3v3>;
> +};
> +
> +/* eMMC */
> +&sd_emmc_c {
> +	status = "okay";
> +	pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>;
> +	pinctrl-1 = <&emmc_clk_gate_pins>;
> +	pinctrl-names = "default", "clk-gate";
> +
> +	bus-width = <8>;
> +	cap-mmc-highspeed;
> +	mmc-ddr-1_8v;
> +	mmc-hs200-1_8v;
> +	max-frequency = <200000000>;
> +	non-removable;
> +	disable-wp;
> +
> +	mmc-pwrseq = <&emmc_pwrseq>;
> +	vmmc-supply = <&vddao_3v3>;
> +	vqmmc-supply = <&emmc_1v8>;
> +};
> +
> +&uart_AO {
> +	status = "okay";
> +	pinctrl-0 = <&uart_ao_a_pins>;
> +	pinctrl-names = "default";
> +};
> +
> +&usb {
> +	status = "okay";
> +	dr_mode = "otg";
> +};
> 


Missing:
Tested-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> # X96-Air with Gbit/s PHY