On 11/6/22 09:48, Andre Przywara wrote:
> From: Icenowy Zheng <uwu@xxxxxxxxxx>
>
> PopStick is a minimal Allwinner F1C200s dongle, with its USB controller
> wired to a USB Type-A port, a SD slot and a SPI NAND flash on board, and
> an on-board CH340 USB-UART converted connected to F1C200s's UART0.
>
> Add a device tree for it. As F1C200s is just F1C100s with a different
> DRAM chip co-packaged, directly use F1C100s DTSI here.
>
> This commit covers the v1.1 version of this board, which is now shipped.
> v1.0 is some internal sample that have not been shipped at all.
>
> Signed-off-by: Icenowy Zheng <uwu@xxxxxxxxxx>
> Signed-off-by: Andre Przywara <andre.przywara@xxxxxxx>
> ---
> arch/arm/boot/dts/Makefile | 3 +-
> .../boot/dts/suniv-f1c200s-popstick-v1.1.dts | 99 +++++++++++++++++++
> 2 files changed, 101 insertions(+), 1 deletion(-)
> create mode 100644 arch/arm/boot/dts/suniv-f1c200s-popstick-v1.1.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 6aa7dc4db2fc..0249c07bd8a6 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -1391,7 +1391,8 @@ dtb-$(CONFIG_MACH_SUN9I) += \
> sun9i-a80-optimus.dtb \
> sun9i-a80-cubieboard4.dtb
> dtb-$(CONFIG_MACH_SUNIV) += \
> - suniv-f1c100s-licheepi-nano.dtb
> + suniv-f1c100s-licheepi-nano.dtb \
> + suniv-f1c200s-popstick-v1.1.dtb
> dtb-$(CONFIG_ARCH_TEGRA_2x_SOC) += \
> tegra20-acer-a500-picasso.dtb \
> tegra20-asus-tf101.dtb \
> diff --git a/arch/arm/boot/dts/suniv-f1c200s-popstick-v1.1.dts b/arch/arm/boot/dts/suniv-f1c200s-popstick-v1.1.dts
> new file mode 100644
> index 000000000000..7d69b5fcb905
> --- /dev/null
> +++ b/arch/arm/boot/dts/suniv-f1c200s-popstick-v1.1.dts
> @@ -0,0 +1,99 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright 2022 Icenowy Zheng <uwu@xxxxxxxxxx>
> + */
> +
> +/dts-v1/;
> +#include "suniv-f1c100s.dtsi"
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/leds/common.h>
> +
> +/ {
> + model = "Popcorn Computer PopStick v1.1";
> + compatible = "sourceparts,popstick-v1.1", "sourceparts,popstick",
> + "allwinner,suniv-f1c200s", "allwinner,suniv-f1c100s";
> +
> + aliases {
> + serial0 = &uart0;
> + };
> +
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +
> + leds {
> + compatible = "gpio-leds";
> +
> + led {
> + function = LED_FUNCTION_STATUS;
> + color = <LED_COLOR_ID_GREEN>;
> + gpios = <&pio 4 6 GPIO_ACTIVE_HIGH>; /* PE6 */
> + linux,default-trigger = "heartbeat";
> + };
> + };
> +
> + reg_vcc3v3: regulator-3v3 {
> + compatible = "regulator-fixed";
> + regulator-name = "vcc3v3";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + };
> +};
> +
> +&mmc0 {
> + cd-gpios = <&pio 4 3 GPIO_ACTIVE_LOW>; /* PE3 */
> + bus-width = <4>;
> + disable-wp;
> + vmmc-supply = <®_vcc3v3>;
> + status = "okay";
> +};
> +
> +&otg_sram {
> + status = "okay";
> +};
> +
> +&spi0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&spi0_pc_pins>;
> + status = "okay";
> +
> + flash@0 {
> + compatible = "spi-nand";
> + reg = <0>;
> + spi-max-frequency = <40000000>;
> + #address-cells = <1>;
> + #size-cells = <1>;
> +
> + partitions {
> + compatible = "fixed-partitions";
> + #address-cells = <1>;
> + #size-cells = <1>;
> +
> + partition@0 {
> + label = "u-boot-with-spl";
> + reg = <0x0 0x100000>;
> + };
> +
> + ubi@100000 {
> + label = "ubi";
> + reg = <0x100000 0x7f00000>;
> + };
> + };
> + };
> +};
> +
> +&uart0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&uart0_pe_pins>;
> + status = "okay";
> +};
> +
> +&usb_otg {
> + dr_mode = "peripheral";
The patch description says the board has a USB Type-A port. Why is the
USB controller set to peripheral mode?
Regards,
Samuel
> + status = "okay";
> +};
> +
> +&usbphy {
> + status = "okay";
> +};
