Re: [PATCH 27/32] riscv: Add SiPeed MAIX BiT board device tree

Sean Anderson
2020-11-07T14:14:16Z

On 11/7/20 3:14 AM, Damien Le Moal wrote:
> Add a device tree for the SiPeed MAIX BiT and MAIX BiTm boards. This
> device tree enables LEDs, gpio, i2c and spi/mmc SD card devices.
>
> Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
> ---
> .../riscv/boot/dts/kendryte/k210_maix_bit.dts | 226 ++++++++++++++++++
> 1 file changed, 226 insertions(+)
> create mode 100644 arch/riscv/boot/dts/kendryte/k210_maix_bit.dts
>
> diff --git a/arch/riscv/boot/dts/kendryte/k210_maix_bit.dts b/arch/riscv/boot/dts/kendryte/k210_maix_bit.dts
> new file mode 100644
> index 000000000000..fc814f7c1173
> --- /dev/null
> +++ b/arch/riscv/boot/dts/kendryte/k210_maix_bit.dts
> @@ -0,0 +1,226 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +/*
> + * Copyright (C) 2019-20 Sean Anderson <seanga2@gmail.com>
> + * Copyright (C) 2020 Western Digital Corporation or its affiliates.
> + */
> +
> +/dts-v1/;
> +
> +#include "k210.dtsi"
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +
> +/ {
> + model = "SiPeed MAIX BiT";
> + compatible = "sipeed,maix-bitm", "sipeed,maix-bit",
> + "kendryte,k210";
> +
> + chosen {
> + bootargs = "earlycon console=ttySIF0";
> + stdout-path = "serial0:115200n8";
> + };
> +
> + gpio-leds {
> + compatible = "gpio-leds";
> +
> + green {
> + gpios = <&gpio1_0 4 GPIO_ACTIVE_LOW>;
> + };
> +
> + red {
> + gpios = <&gpio1_0 5 GPIO_ACTIVE_LOW>;
> + };
> +
> + blue {
> + gpios = <&gpio1_0 6 GPIO_ACTIVE_LOW>;
> + };
> + };
> +
> + gpio-keys {
> + compatible = "gpio-keys";
> +
> + boot {
> + label = "BOOT";
> + linux,code = <BTN_0>;
> + gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
> + };
> + };
> +
> + sound {
> + compatible = "simple-audio-card";
> + simple-audio-card,format = "i2s";
> + status = "disabled";
> +
> + simple-audio-card,cpu {
> + sound-dai = <&i2s0 0>;
> + };
> +
> + simple-audio-card,codec {
> + sound-dai = <&mic>;
> + };
> + };
> +
> + mic: mic {
> + #sound-dai-cells = <0>;
> + compatible = "memsensing,msm261s4030h0";
> + status = "disabled";
> + };
> +};
> +
> +&fpioa {
> + pinctrl-0 = <&fpioa_jtag>;
> + pinctrl-names = "default";
> + status = "okay";
> +
> + fpioa_jtag: jtag {
> + pinmux = <K210_FPIOA(0, K210_PCF_JTAG_TCLK)>,
> + <K210_FPIOA(1, K210_PCF_JTAG_TDI)>,
> + <K210_FPIOA(2, K210_PCF_JTAG_TMS)>,
> + <K210_FPIOA(3, K210_PCF_JTAG_TDO)>;
> + };
> +
> + fpioa_uarths: uarths {
> + pinmux = <K210_FPIOA(4, K210_PCF_UARTHS_RX)>,
> + <K210_FPIOA(5, K210_PCF_UARTHS_TX)>;
> + };
> +
> + fpioa_gpio: gpio {
> + pinmux = <K210_FPIOA(8, K210_PCF_GPIO0)>,
> + <K210_FPIOA(9, K210_PCF_GPIO1)>,
> + <K210_FPIOA(10, K210_PCF_GPIO2)>,
> + <K210_FPIOA(11, K210_PCF_GPIO3)>,
> + <K210_FPIOA(12, K210_PCF_GPIO4)>,
> + <K210_FPIOA(13, K210_PCF_GPIO5)>,
> + <K210_FPIOA(14, K210_PCF_GPIO6)>,
> + <K210_FPIOA(15, K210_PCF_GPIO7)>;
> + };
> +
> + fpioa_gpiohs: gpiohs {
> + pinmux = <K210_FPIOA(16, K210_PCF_GPIOHS0)>,
> + <K210_FPIOA(17, K210_PCF_GPIOHS1)>,
> + <K210_FPIOA(21, K210_PCF_GPIOHS5)>,
> + <K210_FPIOA(22, K210_PCF_GPIOHS6)>,
> + <K210_FPIOA(23, K210_PCF_GPIOHS7)>,
> + <K210_FPIOA(24, K210_PCF_GPIOHS8)>,
> + <K210_FPIOA(25, K210_PCF_GPIOHS9)>,
> + <K210_FPIOA(32, K210_PCF_GPIOHS16)>,
> + <K210_FPIOA(33, K210_PCF_GPIOHS17)>,
> + <K210_FPIOA(34, K210_PCF_GPIOHS18)>,
> + <K210_FPIOA(35, K210_PCF_GPIOHS19)>;
> + };
> +
> + fpioa_i2s0: i2s0 {
> + pinmux = <K210_FPIOA(18, K210_PCF_I2S0_SCLK)>,
> + <K210_FPIOA(19, K210_PCF_I2S0_WS)>,
> + <K210_FPIOA(20, K210_PCF_I2S0_IN_D0)>;
> + };
> +
> + fpioa_dvp: dvp {
> + pinmux = <K210_FPIOA(40, K210_PCF_SCCB_SDA)>,
> + <K210_FPIOA(41, K210_PCF_SCCB_SCLK)>,
> + <K210_FPIOA(42, K210_PCF_DVP_RST)>,
> + <K210_FPIOA(43, K210_PCF_DVP_VSYNC)>,
> + <K210_FPIOA(44, K210_PCF_DVP_PWDN)>,
> + <K210_FPIOA(45, K210_PCF_DVP_HSYNC)>,
> + <K210_FPIOA(46, K210_PCF_DVP_XCLK)>,
> + <K210_FPIOA(47, K210_PCF_DVP_PCLK)>;
> + };
> +
> + fpioa_spi0: spi0 {
> + pinmux = <K210_FPIOA(36, K210_PCF_GPIOHS20)>, /* cs */
> + <K210_FPIOA(37, K210_PCF_GPIOHS21)>, /* rst */
> + <K210_FPIOA(38, K210_PCF_GPIOHS22)>, /* dc */
> + <K210_FPIOA(39, K210_PCF_SPI0_SCLK)>; /* wr */
> + };
> +
> + fpioa_spi1: spi1 {
> + pinmux = <K210_FPIOA(26, K210_PCF_SPI1_D1)>,
> + <K210_FPIOA(27, K210_PCF_SPI1_SCLK)>,
> + <K210_FPIOA(28, K210_PCF_SPI1_D0)>,
> + <K210_FPIOA(29, K210_PCF_SPI1_SS0)>; /* cs */
> + };
> +
> + fpioa_i2c1: i2c1 {
> + pinmux = <K210_FPIOA(30, K210_PCF_I2C1_SCLK)>,
> + <K210_FPIOA(31, K210_PCF_I2C1_SDA)>;
> + };
> +};
> +
> +&uarths0 {
> + pinctrl-0 = <&fpioa_uarths>;
> + pinctrl-names = "default";
> + status = "okay";
> +};
> +
> +&gpio0 {
> + pinctrl-0 = <&fpioa_gpiohs>;
> + pinctrl-names = "default";
> + status = "okay";
> +};
> +
> +&gpio1 {
> + pinctrl-0 = <&fpioa_gpio>;
> + pinctrl-names = "default";
> + status = "okay";
> +};
> +
> +&i2s0 {
> + #sound-dai-cells = <1>;
> + pinctrl-0 = <&fpioa_i2s0>;
> + pinctrl-names = "default";
> +};
> +
> +&i2c1 {
> + pinctrl-0 = <&fpioa_i2c1>;
> + pinctrl-names = "default";
> + clock-frequency = <400000>;
> + status = "okay";
> +};
> +
> +&dvp0 {
> + pinctrl-0 = <&fpioa_dvp>;
> + pinctrl-names = "default";
> +};
> +
> +&spi0 {
> + pinctrl-0 = <&fpioa_spi0>;
> + pinctrl-names = "default";
> + num-cs = <1>;
> + cs-gpios = <&gpio0 20 0>;
> +
> + panel@0 {
> + compatible = "sitronix,st7789v";
> + reg = <0>;
> + reset-gpios = <&gpio0 21 GPIO_ACTIVE_LOW>;
> + dc-gpios = <&gpio0 22 0>;
> + spi-max-frequency = <15000000>;
> + status = "disabled";
> + };
> +};
> +
> +&spi1 {
> + pinctrl-0 = <&fpioa_spi1>;
> + pinctrl-names = "default";
> + num-cs = <1>;
> + polling;
> + status = "okay";
> +
> + slot@0 {
> + compatible = "mmc-spi-slot";
> + reg = <0>;
> + voltage-ranges = <3300 3300>;
> + spi-max-frequency = <4000000>;
> + broken-cd;
> + };
> +};
> +
> +&spi3 {
> + spi-flash@0 {
> + compatible = "jedec,spi-nor";
> + reg = <0>;
> + spi-max-frequency = <50000000>;
> + m25p,fast-read;
> + broken-flash-reset;
> + };
> +};
>

Reviewed-by: Sean Anderson <seanga2@gmail.com>