[PATCH 04/10] arm64: dts: sophgo: Add Duo Module 01

[Alexander Sverdlin <alexander.sverdlin@gmail.com>]

The Duo Module 01 is a compact module with integrated SG2000,
WI-FI6/BTDM5.4, and eMMC.
Add only support for UART and SDHCI.

Signed-off-by: Alexander Sverdlin <alexander.sverdlin@gmail.com>
---
 .../sophgo/sg2000_milkv_duo_module_01.dtsi    | 84 +++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 arch/arm64/boot/dts/sophgo/sg2000_milkv_duo_module_01.dtsi

diff --git a/arch/arm64/boot/dts/sophgo/sg2000_milkv_duo_module_01.dtsi b/arch/arm64/boot/dts/sophgo/sg2000_milkv_duo_module_01.dtsi
new file mode 100644
index 000000000000..7edcc4d03cc4
--- /dev/null
+++ b/arch/arm64/boot/dts/sophgo/sg2000_milkv_duo_module_01.dtsi
@@ -0,0 +1,84 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+
+#include <dt-bindings/pinctrl/pinctrl-sg2000.h>
+#include "sg2000.dtsi"
+
+/ {
+	model = "Milk-V Duo Module 01";
+
+	aliases {
+		serial0 = &uart0;
+		serial1 = &uart1;
+		serial2 = &uart2;
+		serial3 = &uart3;
+		serial4 = &uart4;
+	};
+};
+
+&osc {
+	clock-frequency = <25000000>;
+};
+
+&emmc {
+	/delete-property/ status;
+	bus-width = <4>;
+	no-1-8-v;
+	cap-mmc-hw-reset;
+	no-sd;
+	no-sdio;
+	non-removable;
+};
+
+/* Wi-Fi */
+&sdhci1 {
+	bus-width = <4>;
+	cap-sdio-irq;
+	no-mmc;
+	no-sd;
+	non-removable;
+};
+
+&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>;
+		};
+	};
+};
-- 
2.48.1


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