Re: [PATCH v2 3/3] ARM: dts: sun8i: h2+: add support for Banana Pi P2 Zero board

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Dne sreda, 20. marec 2024 ob 07:13:32 CET je Pavel Löbl napisal(a):
> Banana Pi P2 Zero is H2+-based board by Sinovoip internally similar
> to Banana Pi M2 Zero.
> 
> It features:
> - Allwinner H2+, Quad-core Cortex-A7
> - 512MB DDR3 SDRAM
> - 8G eMMC flash
> - MicroSD card slot
> - 100M LAN
> - WiFi (AP6212) & Bluetooth onboard (SDIO + UART)
> - Micro USB OTG port
> - Micro USB connector (power only)
> - Mini HDMI
> - 40 PIN GPIO includes UART, SPI, I2C, IO etc.
> - GPIO-connected key and LED
> - CSI connector
> - IEEE 802.3af PoE standard PoE module support (optional)
> 
> This adds support for v1.1 revision. There was also v1.0 available
> which has different SDcard CD polarity and Ethernet port LEDs
> disconnected in layout.
> 
> Signed-off-by: Pavel Löbl <pavel@xxxxxxxx>
> ---
>  arch/arm/boot/dts/allwinner/Makefile          |   1 +
>  .../sun8i-h2-plus-bananapi-p2-zero-v1.1.dts   | 287 ++++++++++++++++++
>  2 files changed, 288 insertions(+)
>  create mode 100644 arch/arm/boot/dts/allwinner/sun8i-h2-plus-bananapi-p2-zero-v1.1.dts
> 
> diff --git a/arch/arm/boot/dts/allwinner/Makefile b/arch/arm/boot/dts/allwinner/Makefile
> index 2a4162657a2c..567e81cc7b0f 100644
> --- a/arch/arm/boot/dts/allwinner/Makefile
> +++ b/arch/arm/boot/dts/allwinner/Makefile
> @@ -219,6 +219,7 @@ dtb-$(CONFIG_MACH_SUN8I) += \
>  	sun8i-a83t-cubietruck-plus.dtb \
>  	sun8i-a83t-tbs-a711.dtb \
>  	sun8i-h2-plus-bananapi-m2-zero.dtb \
> +	sun8i-h2-plus-bananapi-p2-zero-v1.1.dtb \
>  	sun8i-h2-plus-libretech-all-h3-cc.dtb \
>  	sun8i-h2-plus-orangepi-r1.dtb \
>  	sun8i-h2-plus-orangepi-zero.dtb \
> diff --git a/arch/arm/boot/dts/allwinner/sun8i-h2-plus-bananapi-p2-zero-v1.1.dts b/arch/arm/boot/dts/allwinner/sun8i-h2-plus-bananapi-p2-zero-v1.1.dts
> new file mode 100644
> index 000000000000..bd38fe555442
> --- /dev/null
> +++ b/arch/arm/boot/dts/allwinner/sun8i-h2-plus-bananapi-p2-zero-v1.1.dts
> @@ -0,0 +1,287 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (C) 2023 Pavel Löbl <pavel@xxxxxxxx>
> + *
> + * Based on sun8i-h2-plus-bananapi-m2-zero.dts, which is:
> + *   Copyright (C) 2017 Icenowy Zheng <icenowy@xxxxxxx>
> + */
> +
> +/dts-v1/;
> +#include "sun8i-h3.dtsi"
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/leds/common.h>
> +
> +/ {
> +	model = "Banana Pi BPI-P2-Zero v1.1";
> +	compatible = "sinovoip,bananapi-p2-zero-v1.1",
> +		"sinovoip,bananapi-p2-zero",
> +		"allwinner,sun8i-h2-plus";
> +
> +	aliases {
> +		serial0 = &uart0;
> +		serial1 = &uart1;
> +	};
> +
> +	chosen {
> +		stdout-path = "serial0:115200n8";
> +	};
> +
> +	connector {
> +		compatible = "hdmi-connector";
> +		type = "c";
> +
> +		port {
> +			hdmi_con_in: endpoint {
> +				remote-endpoint = <&hdmi_out_con>;
> +			};
> +		};
> +	};
> +
> +	leds {
> +		compatible = "gpio-leds";
> +
> +		pwr-led {

Node names must be in the format led-[hex number], in this case led-0.

> +			label = "bananapi-p2-zero:red:pwr";

label is deprecated, replaced with function and color properties. Color you
already added.

> +			color = <LED_COLOR_ID_RED>;
> +			gpios = <&r_pio 0 10 GPIO_ACTIVE_LOW>; /* PL10 */
> +			default-state = "on";
> +		};
> +	};
> +
> +	gpio-keys {
> +		compatible = "gpio-keys";
> +
> +		switch-2 {
> +			label = "power";
> +			linux,code = <KEY_POWER>;
> +			gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>; /* PL3 */
> +			wakeup-source;
> +		};
> +	};
> +
> +	reg_vcc_5v: reg-vcc-5v {
> +		compatible = "regulator-fixed";
> +		regulator-name = "usb1-vbus";
> +		regulator-min-microvolt = <5000000>;
> +		regulator-max-microvolt = <5000000>;
> +		regulator-boot-on;
> +	};
> +
> +	reg_vcc_1v2: reg-vcc-1v2 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "vcc-1v2";
> +		regulator-min-microvolt = <1200000>;
> +		regulator-max-microvolt = <1200000>;
> +		regulator-boot-on;
> +		vin-supply = <&reg_vcc_5v>;
> +	};
> +
> +	reg_vcc_3v3: reg-vcc-3v3 {
> +		compatible = "regulator-fixed";
> +		regulator-name = "vcc-3v3";
> +		regulator-min-microvolt = <3300000>;
> +		regulator-max-microvolt = <3300000>;
> +		regulator-boot-on;
> +		vin-supply = <&reg_vcc_5v>;
> +	};
> +
> +	reg_vdd_cpux: vdd-cpux-regulator {
> +		compatible = "regulator-gpio";
> +		regulator-name = "vdd-cpux";
> +		regulator-type = "voltage";
> +		regulator-boot-on;
> +		regulator-always-on;
> +		regulator-min-microvolt = <1100000>;
> +		regulator-max-microvolt = <1300000>;
> +		regulator-ramp-delay = <50>; /* 4ms */
> +
> +		gpios = <&r_pio 0 1 GPIO_ACTIVE_HIGH>; /* PL1 */
> +		enable-active-high;
> +		gpios-states = <0x1>;
> +		states = <1100000 0>, <1300000 1>;
> +	};
> +
> +	wifi_pwrseq: wifi-pwrseq {
> +		compatible = "mmc-pwrseq-simple";
> +		reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
> +		clocks = <&rtc CLK_OSC32K_FANOUT>;
> +		clock-names = "ext_clock";
> +	};
> +};
> +
> +&de {
> +	status = "okay";
> +};
> +
> +&cpu0 {
> +	cpu-supply = <&reg_vdd_cpux>;
> +};
> +
> +&ehci0 {
> +	status = "okay";
> +};
> +
> +&ohci0 {
> +	status = "okay";
> +};
> +
> +&hdmi {
> +	status = "okay";
> +};
> +
> +&hdmi_out {
> +	hdmi_out_con: endpoint {
> +		remote-endpoint = <&hdmi_con_in>;
> +	};
> +};
> +
> +&mmc0 {
> +	vmmc-supply = <&reg_vcc_3v3>;
> +	bus-width = <4>;
> +	cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */
> +	cd-inverted;
> +	status = "okay";
> +};
> +
> +&mmc1 {
> +	vmmc-supply = <&reg_vcc_3v3>;
> +	vqmmc-supply = <&reg_vcc_3v3>;
> +	mmc-pwrseq = <&wifi_pwrseq>;
> +	bus-width = <4>;
> +	non-removable;
> +	status = "okay";
> +
> +	brcmf: wifi@1 {
> +		reg = <1>;
> +		compatible = "brcm,bcm4329-fmac";
> +		interrupt-parent = <&pio>;
> +		interrupts = <6 10 IRQ_TYPE_LEVEL_LOW>; /* PG10 / EINT10 */

PG10 is enough as a comment.

Anyway, please run DTB check with W=2 (extra warnings) to make sure dts
conforms to DT bindings.

Best regards,
Jernej

> +		interrupt-names = "host-wake";
> +	};
> +};
> +
> +&mmc2 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&mmc2_8bit_pins>;
> +	vmmc-supply = <&reg_vcc_3v3>;
> +	vqmmc-supply = <&reg_vcc_3v3>;
> +	bus-width = <8>;
> +	non-removable;
> +	cap-mmc-hw-reset;
> +	status = "okay";
> +};
> +
> +&uart0 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart0_pa_pins>;
> +	status = "okay";
> +};
> +
> +&uart1 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
> +	uart-has-rtscts;
> +	status = "okay";
> +
> +	bluetooth {
> +		compatible = "brcm,bcm4345c5";
> +		vbat-supply = <&reg_vcc_3v3>;
> +		vddio-supply = <&reg_vcc_3v3>;
> +		device-wakeup-gpios = <&pio 6 13 GPIO_ACTIVE_HIGH>; /* PG13 */
> +		host-wakeup-gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>; /* PG11 */
> +		shutdown-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
> +		clocks = <&rtc CLK_OSC32K_FANOUT>;
> +		clock-names = "lpo";
> +	};
> +};
> +
> +&emac {
> +	phy-handle = <&int_mii_phy>;
> +	phy-mode = "mii";
> +	phy-supply = <&reg_vcc_1v2>;
> +	allwinner,leds-active-low;
> +	status = "okay";
> +};
> +
> +&usb_otg {
> +	dr_mode = "otg";
> +	status = "okay";
> +};
> +
> +&pio {
> +	gpio-line-names =
> +		/* PA */
> +		"CON2-P13", "CON2-P11", "CON2-P22", "CON2-P15",
> +			"CON3-P03", "CON3-P02", "CON2-P07", "CON2-P29",
> +		"CON2-P31", "CON2-P33", "CON2-P35", "CON2-P05",
> +			"CON2-P03", "CON2-P08", "CON2-P10", "CON2-P16",
> +		"CON2-P12", "CON2-P37", "CON2-P28", "CON2-P27",
> +			"CON2-P40", "CON2-P38", "", "",
> +		"", "", "", "", "", "", "", "",
> +
> +		/* PB */
> +		"", "", "", "", "", "", "", "",
> +		"", "", "", "", "", "", "", "",
> +		"", "", "", "", "", "", "", "",
> +		"", "", "", "", "", "", "", "",
> +
> +		/* PC */
> +		"CON2-P19", "CON2-P21", "CON2-P23", "CON2-P24",
> +			"CON2-P18", "", "", "CON2-P26",
> +		"", "", "", "", "", "", "", "",
> +		"", "", "", "", "", "", "", "",
> +		"", "", "", "", "", "", "", "",
> +
> +		/* PD */
> +		"", "", "", "", "", "", "", "",
> +		"", "", "", "", "", "", "CSI-PWR-EN", "",
> +		"", "", "", "", "", "", "", "",
> +		"", "", "", "", "", "", "", "",
> +
> +		/* PE */
> +		"CN3-P17", "CN3-P13", "CN3-P09", "CN3-P07",
> +			"CN3-P19", "CN3-P21", "CN3-P22", "CN3-P20",
> +		"CN3-P18", "CN3-P16", "CN3-P14", "CN3-P12",
> +			"CN3-P05", "CN3-P03", "CN3-P06", "CN3-P08",
> +		"", "", "", "", "", "", "", "",
> +		"", "", "", "", "", "", "", "",
> +
> +		/* PF */
> +		"SDC0-D1", "SDC0-D0", "SDC0-CLK", "SDC0-CMD", "SDC0-D3",
> +			"SDC0-D2", "SDC0-DET", "",
> +		"", "", "", "", "", "", "", "",
> +		"", "", "", "", "", "", "", "",
> +		"", "", "", "", "", "", "", "",
> +
> +		/* PG */
> +		"WL-SDIO-CLK", "WL-SDIO-CMD", "WL-SDIO-D0", "WL-SDIO-D1",
> +			"WL-SDIO-D2", "WL-SDIO-D3", "BT-UART-TX", "BT-UART-RX",
> +		"BT-UART-RTS", "BT-UART-CTS", "WL-WAKE-AP", "BT-WAKE-AP",
> +			"BT-RST-N", "AP-WAKE-BT", "", "",
> +		"", "", "", "", "", "", "", "",
> +		"", "", "", "", "", "", "", "";
> +};
> +
> +&r_pio {
> +	gpio-line-names =
> +		/* PL */
> +		"", "CPUX-SET", "CON2-P32", "POWER-KEY", "CON2-P36",
> +			"VCC-IO-EN", "USB0-ID", "WL-PWR-EN",
> +		"PWR-STB", "PWR-DRAM", "PWR-LED", "IR-RX", "", "", "", "",
> +		"", "", "", "", "", "", "", "",
> +		"", "", "", "", "", "", "", "";
> +};
> +
> +&usbphy {
> +	usb0_id_det-gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
> +
> +	/*
> +	 * There're two micro-USB connectors, one is power-only and another is
> +	 * OTG. The Vbus of these two connectors are connected together, so
> +	 * the external USB device will be powered just by the power input
> +	 * from the power-only USB port or optional POE module.
> +	 */
> +	status = "okay";
> +};
>
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