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SubjectRe: [PATCH 2/2] arm64: dts: meson: initial support for aml-s905x-cc v2
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Hi,

On 15/09/2020 16:19, Jerome Brunet wrote:
> Add initial support for the libretech aml-s905x-cc (Le Potato) v2
>
> Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
> ---
> arch/arm64/boot/dts/amlogic/Makefile | 1 +
> .../meson-gxl-s905x-libretech-cc-v2.dts | 318 ++++++++++++++++++
> 2 files changed, 319 insertions(+)
> create mode 100644 arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc-v2.dts
>
> diff --git a/arch/arm64/boot/dts/amlogic/Makefile b/arch/arm64/boot/dts/amlogic/Makefile
> index 4e2239ffcaa5..be5277b7fbf4 100644
> --- a/arch/arm64/boot/dts/amlogic/Makefile
> +++ b/arch/arm64/boot/dts/amlogic/Makefile
> @@ -24,6 +24,7 @@ dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s805x-libretech-ac.dtb
> dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905x-hwacom-amazetv.dtb
> dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905x-khadas-vim.dtb
> dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905x-libretech-cc.dtb
> +dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905x-libretech-cc-v2.dtb
> dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905x-nexbox-a95x.dtb
> dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905x-p212.dtb
> dtb-$(CONFIG_ARCH_MESON) += meson-gxl-s905d-p230.dtb
> diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc-v2.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc-v2.dts
> new file mode 100644
> index 000000000000..675eaa87963e
> --- /dev/null
> +++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc-v2.dts
> @@ -0,0 +1,318 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2020 BayLibre, SAS.
> + * Author: Jerome Brunet <jbrunet@baylibre.com>
> + */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/leds/common.h>
> +#include <dt-bindings/sound/meson-aiu.h>
> +
> +#include "meson-gxl-s905x.dtsi"
> +
> +/ {
> + compatible = "libretech,aml-s905x-cc-v2", "amlogic,s905x",
> + "amlogic,meson-gxl";
> + model = "Libre Computer AML-S905X-CC V2";
> +
> + aliases {
> + serial0 = &uart_AO;
> + ethernet0 = &ethmac;
> + spi0 = &spifc;
> + };
> +
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +
> + emmc_pwrseq: emmc-pwrseq {
> + compatible = "mmc-pwrseq-emmc";
> + reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
> + };
> +
> + hdmi-connector {
> + compatible = "hdmi-connector";
> + type = "a";
> +
> + port {
> + hdmi_connector_in: endpoint {
> + remote-endpoint = <&hdmi_tx_tmds_out>;
> + };
> + };
> + };
> +
> + leds {
> + compatible = "gpio-leds";
> +
> + led-blue {
> + color = <LED_COLOR_ID_BLUE>;
> + function = LED_FUNCTION_STATUS;
> + gpios = <&gpio GPIODV_24 GPIO_ACTIVE_HIGH>;
> + linux,default-trigger = "heartbeat";
> + panic-indicator;
> + };
> +
> + led-green {
> + color = <LED_COLOR_ID_GREEN>;
> + function = LED_FUNCTION_DISK_ACTIVITY;
> + gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>;
> + linux,default-trigger = "disk-activity";
> + };
> + };
> +
> + memory@0 {
> + device_type = "memory";
> + reg = <0x0 0x0 0x0 0x80000000>;
> + };
> +
> + 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;
> + };
> +
> +
> + vcck: regulator-vcck {
> + compatible = "regulator-fixed";
> + regulator-name = "VCCK";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + vin-supply = <&ao_5v>;
> + regulator-always-on;
> + };
> +
> + vcc_card: regulator-vcc_card {
> + compatible = "regulator-fixed";
> + regulator-name = "VCC_CARD";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + vin-supply = <&vddio_ao3v3>;
> +
> + gpio = <&gpio GPIOCLK_1 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + };
> +
> + vcc5v: regulator-vcc5v {
> + compatible = "regulator-fixed";
> + regulator-name = "VCC5V";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + vin-supply = <&ao_5v>;
> +
> + gpio = <&gpio GPIOH_3 GPIO_OPEN_DRAIN>;
> + };
> +
> + vddio_ao3v3: regulator-vddio_ao3v3 {
> + compatible = "regulator-fixed";
> + regulator-name = "VDDIO_AO3V3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + vin-supply = <&ao_5v>;
> + regulator-always-on;
> + };
> +
> +
> + vddio_card: regulator-vddio-card {
> + compatible = "regulator-gpio";
> + regulator-name = "VDDIO_CARD";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <3300000>;
> +
> + gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
> + gpios-states = <0>;
> +
> + states = <3300000 0>,
> + <1800000 1>;
> +
> + regulator-settling-time-up-us = <200>;
> + regulator-settling-time-down-us = <50000>;
> + };
> +
> + vddio_ao18: regulator-vddio_ao18 {
> + compatible = "regulator-fixed";
> + regulator-name = "VDDIO_AO18";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + vin-supply = <&vddio_ao3v3>;
> + regulator-always-on;
> + };
> +
> + vcc_1v8: regulator-vcc_1v8 {
> + compatible = "regulator-fixed";
> + regulator-name = "VCC 1V8";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + vin-supply = <&vddio_ao3v3>;
> + regulator-always-on;
> + };
> +
> + sound {
> + compatible = "amlogic,gx-sound-card";
> + model = "GXL-LIBRETECH-S905X-CC-V2";
> + assigned-clocks = <&clkc CLKID_MPLL0>,
> + <&clkc CLKID_MPLL1>,
> + <&clkc CLKID_MPLL2>;
> + assigned-clock-parents = <0>, <0>, <0>;
> + assigned-clock-rates = <294912000>,
> + <270950400>,
> + <393216000>;
> + status = "okay";
> +
> + dai-link-0 {
> + sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
> + };
> +
> + dai-link-1 {
> + sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
> + dai-format = "i2s";
> + mclk-fs = <256>;
> +
> + codec-0 {
> + sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
> + };
> + };
> +
> + dai-link-2 {
> + sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
> +
> + codec-0 {
> + sound-dai = <&hdmi_tx>;
> + };
> + };
> + };
> +};
> +
> +
> +&aiu {
> + status = "okay";
> +};
> +
> +&cec_AO {
> + status = "okay";
> + pinctrl-0 = <&ao_cec_pins>;
> + pinctrl-names = "default";
> + hdmi-phandle = <&hdmi_tx>;
> +};
> +
> +
> +&ethmac {
> + status = "okay";
> +};
> +
> +&internal_phy {
> + pinctrl-0 = <&eth_link_led_pins>, <&eth_act_led_pins>;
> + pinctrl-names = "default";
> +};
> +
> +&ir {
> + status = "okay";
> + pinctrl-0 = <&remote_input_ao_pins>;
> + pinctrl-names = "default";
> +};
> +
> +&hdmi_tx {
> + status = "okay";
> + pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
> + hdmi-supply = <&vcc5v>;
> + pinctrl-names = "default";
> +};
> +
> +&hdmi_tx_tmds_port {
> + hdmi_tx_tmds_out: endpoint {
> + remote-endpoint = <&hdmi_connector_in>;
> + };
> +};
> +
> +&saradc {
> + status = "okay";
> + vref-supply = <&vddio_ao18>;
> +};
> +
> +/* SD card */
> +&sd_emmc_b {
> + pinctrl-0 = <&sdcard_pins>;
> + pinctrl-1 = <&sdcard_clk_gate_pins>;
> + pinctrl-names = "default", "clk-gate";
> +
> + bus-width = <4>;
> + cap-sd-highspeed;
> + sd-uhs-sdr12;
> + sd-uhs-sdr25;
> + sd-uhs-sdr50;
> + sd-uhs-ddr50;
> + max-frequency = <100000000>;
> + disable-wp;
> +
> + cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
> +
> + vmmc-supply = <&vcc_card>;
> + vqmmc-supply = <&vddio_card>;
> +
> + status = "okay";
> +};
> +
> +/* eMMC */
> +&sd_emmc_c {
> + pinctrl-0 = <&emmc_pins>;
> + pinctrl-1 = <&emmc_clk_gate_pins>;
> + pinctrl-names = "default", "clk-gate";
> +
> + bus-width = <8>;
> + cap-mmc-highspeed;
> + mmc-hs200-1_8v;
> + max-frequency = <200000000>;
> + disable-wp;
> +
> + mmc-pwrseq = <&emmc_pwrseq>;
> + vmmc-supply = <&vddio_ao3v3>;
> + vqmmc-supply = <&vcc_1v8>;
> +
> + status = "okay";
> +};
> +
> +&spifc {
> + status = "okay";
> + pinctrl-0 = <&nor_pins>;
> + pinctrl-names = "default";
> +
> + nor_4u1: spi-flash@0 {
> + #address-cells = <1>;
> + #size-cells = <1>;
> + compatible = "jedec,spi-nor";
> + reg = <0>;
> + spi-max-frequency = <3000000>;
> + };
> +};
> +
> +&uart_AO {
> + status = "okay";
> + pinctrl-0 = <&uart_ao_a_pins>;
> + pinctrl-names = "default";
> +};
> +
> +&usb {
> + status = "okay";
> + dr_mode = "host";
> +};
> +
> +&usb2_phy0 {
> + pinctrl-names = "default";
> + phy-supply = <&vcc5v>;
> +};
> +
> +&usb2_phy1 {
> + phy-supply = <&vcc5v>;
> +};
>

I'm pretty sure most of this can be shared with the v1 via a common dtsi,
with only the differences this v2 dts (spifc, and ?).

Neil

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