[PATCH v3 2/2] ARM: dts: socfpga: Add basic support for Terrasic's de10-nano
Uwe Kleine-König
u.kleine-koenig at baylibre.com
Mon Feb 3 08:46:37 PST 2025
This dts is enough to make the board boot to Linux with the rootfs on
a micro SD card.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig at baylibre.com>
---
arch/arm/boot/dts/intel/socfpga/Makefile | 1 +
.../socfpga/socfpga_cyclone5_de10nano.dts | 95 +++++++++++++++++++
2 files changed, 96 insertions(+)
create mode 100644 arch/arm/boot/dts/intel/socfpga/socfpga_cyclone5_de10nano.dts
diff --git a/arch/arm/boot/dts/intel/socfpga/Makefile b/arch/arm/boot/dts/intel/socfpga/Makefile
index c467828aeb4b..7f69a0355ea5 100644
--- a/arch/arm/boot/dts/intel/socfpga/Makefile
+++ b/arch/arm/boot/dts/intel/socfpga/Makefile
@@ -10,6 +10,7 @@ dtb-$(CONFIG_ARCH_INTEL_SOCFPGA) += \
socfpga_cyclone5_mcvevk.dtb \
socfpga_cyclone5_socdk.dtb \
socfpga_cyclone5_de0_nano_soc.dtb \
+ socfpga_cyclone5_de10nano.dtb \
socfpga_cyclone5_sockit.dtb \
socfpga_cyclone5_socrates.dtb \
socfpga_cyclone5_sodia.dtb \
diff --git a/arch/arm/boot/dts/intel/socfpga/socfpga_cyclone5_de10nano.dts b/arch/arm/boot/dts/intel/socfpga/socfpga_cyclone5_de10nano.dts
new file mode 100644
index 000000000000..ec25106caacf
--- /dev/null
+++ b/arch/arm/boot/dts/intel/socfpga/socfpga_cyclone5_de10nano.dts
@@ -0,0 +1,95 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2017, Intel Corporation
+ *
+ * based on socfpga_cyclone5_de0_nano_soc.dts
+ */
+/dts-v1/;
+
+#include "socfpga_cyclone5.dtsi"
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+ model = "Terasic DE10-Nano";
+ compatible = "terasic,de10-nano", "altr,socfpga-cyclone5", "altr,socfpga";
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory at 0 {
+ /* 1 GiB */
+ device_type = "memory";
+ reg = <0x0 0x40000000>;
+ };
+
+ soc {
+ fpga: bus at ff200000 {
+ compatible = "simple-bus";
+ reg = <0xff200000 0x00200000>;
+ ranges = <0x00000000 0xff200000 0x00200000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ /*
+ * Here the devices will appear if an FPGA image is
+ * loaded. Their description is expected to be added
+ * using a device tree overlay that matches the image.
+ */
+ };
+ };
+};
+
+&gmac1 {
+ /* Uses a KSZ9031RNX phy */
+ phy-mode = "rgmii-id";
+ rxd0-skew-ps = <420>;
+ rxd1-skew-ps = <420>;
+ rxd2-skew-ps = <420>;
+ rxd3-skew-ps = <420>;
+ txen-skew-ps = <0>;
+ rxdv-skew-ps = <420>;
+ status = "okay";
+};
+
+&gpio0 {
+ status = "okay";
+};
+
+&gpio1 {
+ status = "okay";
+};
+
+&gpio2 {
+ status = "okay";
+};
+
+&i2c0 {
+ clock-frequency = <100000>;
+ status = "okay";
+
+ accelerometer at 53 {
+ compatible = "adi,adxl345";
+ reg = <0x53>;
+ /* HPS_GSENSOR_INT is routed to UART0_RX/CAN0_RX/SPIM0_SS1/HPS_GPIO61 */
+ interrupt-parent = <&portc>;
+ interrupts = <3 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "INT1";
+ };
+};
+
+&mmc0 {
+ /* micro SD card socket J11 */
+ status = "okay";
+};
+
+&uart0 {
+ /*
+ * Accessible via USB (FT232R) on Mini-USB plug J4
+ * RX = TRACE_D0/SPIS0_CLK/UART0_RX/HPS_GPIO49
+ * TX = TRACE_D1/SPIS0_MOSI/UART0_TX/HPS_GPIO50
+ * no handshaking lines
+ */
+ clock-frequency = <100000000>;
+};
--
2.47.1
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