// SPDX-License-Identifier: (GPL-2.0 OR MIT)
/*
* Copyright (C) 2023 Jisheng Zhang <jszhang@kernel.org>
*/
/dts-v1/;
#include "cv1800b.dtsi"
/ {
model = "Milk-V Duo";
compatible = "milkv,duo", "sophgo,cv1800b";
aliases {
serial0 = &uart0;
serial1 = &uart1;
serial2 = &uart2;
serial3 = &uart3;
serial4 = &uart4;
};
chosen {
stdout-path = "serial0:115200n8";
};
reserved-memory {
#address-cells = <1>;
#size-cells = <1>;
ranges;
coprocessor_rtos: region@83f40000 {
reg = <0x83f40000 0xc0000>;
no-map;
};
};
};
&osc {
clock-frequency = <25000000>;
};
&pinctrl {
uart0_cfg: uart0-cfg {
uart0-pins {
pinmux = <PINMUX(PIN_UART0_TX, 0)>,
<PINMUX(PIN_UART0_RX, 0)>;
bias-pull-up;
drive-strength-microamp = <10800>;
power-source = <3300>;
};
};
sdhci0_cfg: sdhci0-cfg {
sdhci0-clk-pins {
pinmux = <PINMUX(PIN_SD0_CLK, 0)>;
bias-pull-up;
drive-strength-microamp = <16100>;
power-source = <3300>;
};
sdhci0-cmd-pins {
pinmux = <PINMUX(PIN_SD0_CMD, 0)>;
bias-pull-up;
drive-strength-microamp = <10800>;
power-source = <3300>;
};
sdhci0-data-pins {
pinmux = <PINMUX(PIN_SD0_D0, 0)>,
<PINMUX(PIN_SD0_D1, 0)>,
<PINMUX(PIN_SD0_D2, 0)>,
<PINMUX(PIN_SD0_D3, 0)>;
bias-pull-up;
drive-strength-microamp = <10800>;
power-source = <3300>;
};
sdhci0-cd-pins {
pinmux = <PINMUX(PIN_SD0_CD, 0)>;
bias-pull-up;
drive-strength-microamp = <10800>;
power-source = <3300>;
};
};
};
&sdhci0 {
pinctrl-0 = <&sdhci0_cfg>;
pinctrl-names = "default";
status = "okay";
bus-width = <4>;
no-1-8-v;
no-mmc;
no-sdio;
disable-wp;
};
&uart0 {
pinctrl-0 = <&uart0_cfg>;
pinctrl-names = "default";
status = "okay";
};
