Re: [PATCH v2 4/4] ARM: dts: sunxi: add MangoPi MQ-R-T113 board

From: Belisko Marek
Date: Mon Mar 27 2023 - 04:36:27 EST

On Mon, Mar 20, 2023 at 1:53 AM Andre Przywara <andre.przywara@xxxxxxx> wrote:
>
> The MangoPi MQ-R-T113 is a small SBC with the Allwinner T113-s3 SoC.
> The SoC features two Arm Cortex-A7 cores and 128 MB of co-packaged DDR3
> DRAM. The board adds mostly connectors and the required regulators, plus
> a Realtek RTL8189FTV WiFi chip.
> Power comes in via a USB-C connector wired as a peripheral, and there is
> a second USB-C connector usable as a host port.
>
> Add a .dtsi file describing most of the board's peripherals, and include
> that from the actual board .dts file. This allows to re-use the .dtsi
> for the MQ-R-F113 RISC-V variant of that board.
>
> Signed-off-by: Andre Przywara <andre.przywara@xxxxxxx>
> ---
> arch/arm/boot/dts/Makefile | 1 +
> .../dts/sun8i-t113s-mangopi-mq-r-t113.dts | 35 +++++
> .../boot/dts/sunxi-d1s-t113-mangopi-mq-r.dtsi | 126 ++++++++++++++++++
> 3 files changed, 162 insertions(+)
> create mode 100644 arch/arm/boot/dts/sun8i-t113s-mangopi-mq-r-t113.dts
> create mode 100644 arch/arm/boot/dts/sunxi-d1s-t113-mangopi-mq-r.dtsi
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index efe4152e5846d..3367e24146da8 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -1397,6 +1397,7 @@ dtb-$(CONFIG_MACH_SUN8I) += \
> sun8i-s3-elimo-initium.dtb \
> sun8i-s3-lichee-zero-plus.dtb \
> sun8i-s3-pinecube.dtb \
> + sun8i-t113s-mangopi-mq-r-t113.dtb \
> sun8i-t3-cqa3t-bv3.dtb \
> sun8i-v3-sl631-imx179.dtb \
> sun8i-v3s-licheepi-zero.dtb \
> diff --git a/arch/arm/boot/dts/sun8i-t113s-mangopi-mq-r-t113.dts b/arch/arm/boot/dts/sun8i-t113s-mangopi-mq-r-t113.dts
> new file mode 100644
> index 0000000000000..94e24b5926dd7
> --- /dev/null
> +++ b/arch/arm/boot/dts/sun8i-t113s-mangopi-mq-r-t113.dts
> @@ -0,0 +1,35 @@
> +// SPDX-License-Identifier: (GPL-2.0+ or MIT)
> +// Copyright (C) 2022 Arm Ltd.
> +
> +#include <dt-bindings/interrupt-controller/irq.h>
> +
> +/dts-v1/;
> +
> +#include "sun8i-t113s.dtsi"
> +#include "sunxi-d1s-t113-mangopi-mq-r.dtsi"
> +
> +/ {
> + model = "MangoPi MQ-R-T113";
> + compatible = "widora,mangopi-mq-r-t113", "allwinner,sun8i-t113s";
> +
> + aliases {
> + ethernet0 = &rtl8189ftv;
> + };
> +};
> +
> +&cpu0 {
> + cpu-supply = <&reg_vcc_core>;
> +};
> +
> +&cpu1 {
> + cpu-supply = <&reg_vcc_core>;
> +};
Tested on MQ-R-T113 Mangopi on top of 6.3-rc3 and on booted system I
have only one CPU available:

root@t113:~# cat /proc/cpuinfo
processor : 0
model name : ARMv7 Processor rev 5 (v7l)
BogoMIPS : 48.00
Features : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4
idiva idivt vfpd32 lpae evtstrm
CPU implementer : 0x41
CPU architecture: 7
CPU variant : 0x0
CPU part : 0xc07
CPU revision : 5

Hardware : Generic DT based system
Revision : 0000
Serial : 9340600081169098

bootlog shows:
[ 0.003515] /cpus/cpu@0 missing clock-frequency property
[ 0.003601] /cpus/cpu@1 missing clock-frequency property
[ 0.003640] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000

> +
> +&mmc1 {
> + rtl8189ftv: wifi@1 {
> + reg = <1>;
> + interrupt-parent = <&pio>;
> + interrupts = <6 10 IRQ_TYPE_LEVEL_LOW>; /* PG10 = WL_WAKE_AP */
> + interrupt-names = "host-wake";
> + };
> +};
> diff --git a/arch/arm/boot/dts/sunxi-d1s-t113-mangopi-mq-r.dtsi b/arch/arm/boot/dts/sunxi-d1s-t113-mangopi-mq-r.dtsi
> new file mode 100644
> index 0000000000000..e9bc749488bb2
> --- /dev/null
> +++ b/arch/arm/boot/dts/sunxi-d1s-t113-mangopi-mq-r.dtsi
> @@ -0,0 +1,126 @@
> +// SPDX-License-Identifier: (GPL-2.0+ or MIT)
> +// Copyright (C) 2022 Arm Ltd.
> +/*
> + * Common peripherals and configurations for MangoPi MQ-R boards.
> + */
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/leds/common.h>
> +
> +/ {
> + aliases {
> + serial3 = &uart3;
> + };
> +
> + chosen {
> + stdout-path = "serial3:115200n8";
> + };
> +
> + leds {
> + compatible = "gpio-leds";
> +
> + led-0 {
> + color = <LED_COLOR_ID_BLUE>;
> + function = LED_FUNCTION_STATUS;
> + gpios = <&pio 3 22 GPIO_ACTIVE_LOW>; /* PD22 */
> + };
> + };
> +
> + /* board wide 5V supply directly from the USB-C socket */
> + reg_vcc5v: regulator-5v {
> + compatible = "regulator-fixed";
> + regulator-name = "vcc-5v";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + regulator-always-on;
> + };
> +
> + /* SY8008 DC/DC regulator on the board */
> + reg_3v3: regulator-3v3 {
> + compatible = "regulator-fixed";
> + regulator-name = "vcc-3v3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + vin-supply = <&reg_vcc5v>;
> + };
> +
> + /* SY8008 DC/DC regulator on the board, also supplying VDD-SYS */
> + reg_vcc_core: regulator-core {
> + compatible = "regulator-fixed";
> + regulator-name = "vcc-core";
> + regulator-min-microvolt = <880000>;
> + regulator-max-microvolt = <880000>;
> + vin-supply = <&reg_vcc5v>;
> + };
> +
> + /* XC6206 LDO on the board */
> + reg_avdd2v8: regulator-avdd {
> + compatible = "regulator-fixed";
> + regulator-name = "avdd2v8";
> + regulator-min-microvolt = <2800000>;
> + regulator-max-microvolt = <2800000>;
> + vin-supply = <&reg_3v3>;
> + };
> +
> + wifi_pwrseq: wifi-pwrseq {
> + compatible = "mmc-pwrseq-simple";
> + reset-gpios = <&pio 6 12 GPIO_ACTIVE_LOW>; /* PG12 */
> + };
> +};
> +
> +&dcxo {
> + clock-frequency = <24000000>;
> +};
> +
> +&ehci1 {
> + status = "okay";
> +};
> +
> +&mmc0 {
> + pinctrl-0 = <&mmc0_pins>;
> + pinctrl-names = "default";
> + vmmc-supply = <&reg_3v3>;
> + cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
> + disable-wp;
> + bus-width = <4>;
> + status = "okay";
> +};
> +
> +&mmc1 {
> + pinctrl-0 = <&mmc1_pins>;
> + pinctrl-names = "default";
> + vmmc-supply = <&reg_3v3>;
> + non-removable;
> + bus-width = <4>;
> + mmc-pwrseq = <&wifi_pwrseq>;
> + status = "okay";
> +};
> +
> +&ohci1 {
> + status = "okay";
> +};
> +
> +&pio {
> + vcc-pb-supply = <&reg_3v3>;
> + vcc-pd-supply = <&reg_3v3>;
> + vcc-pe-supply = <&reg_avdd2v8>;
> + vcc-pf-supply = <&reg_3v3>;
> + vcc-pg-supply = <&reg_3v3>;
> +};
> +
> +&uart3 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&uart3_pb_pins>;
> + status = "okay";
> +};
> +
> +/* The USB-C socket has its CC pins pulled to GND, so is hardwired as a UFP. */
> +&usb_otg {
> + dr_mode = "peripheral";
> + status = "okay";
> +};
> +
> +&usbphy {
> + usb1_vbus-supply = <&reg_vcc5v>;
> + status = "okay";
> +};
> --
> 2.35.7
>

BR,

marek