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authorMin Lin <linmin@eswincomputing.com>2025-08-25 18:54:27 +0530
committerArnd Bergmann <arnd@arndb.de>2025-09-25 08:29:06 +0200
commitfee2f45def0379ed140de4db8f998edb1d78e619 (patch)
treeaf08c83bb7d9e9e1fd7d9e77e696643992bc4c37
parent3329e2f3b524a6e2baef86236725e407493c46b8 (diff)
riscv: dts: eswin: add HiFive Premier P550 board device tree
Add minimal device tree for HiFive Premier P550 Development board Currently the data populated in this DT file is for UART. Signed-off-by: Min Lin <linmin@eswincomputing.com> Co-developed-by: Pinkesh Vaghela <pinkesh.vaghela@einfochips.com> Signed-off-by: Pinkesh Vaghela <pinkesh.vaghela@einfochips.com> Tested-by: Samuel Holland <samuel.holland@sifive.com> Tested-by: Ariel D'Alessandro <ariel.dalessandro@collabora.com> Reviewed-by: Samuel Holland <samuel.holland@sifive.com> Link: https://lore.kernel.org/r/20250825132427.1618089-7-pinkesh.vaghela@einfochips.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
-rw-r--r--arch/riscv/boot/dts/Makefile1
-rw-r--r--arch/riscv/boot/dts/eswin/Makefile2
-rw-r--r--arch/riscv/boot/dts/eswin/eic7700-hifive-premier-p550.dts29
3 files changed, 32 insertions, 0 deletions
diff --git a/arch/riscv/boot/dts/Makefile b/arch/riscv/boot/dts/Makefile
index 3b99e91efa25..3763d199c70a 100644
--- a/arch/riscv/boot/dts/Makefile
+++ b/arch/riscv/boot/dts/Makefile
@@ -2,6 +2,7 @@
subdir-y += allwinner
subdir-y += andes
subdir-y += canaan
+subdir-y += eswin
subdir-y += microchip
subdir-y += renesas
subdir-y += sifive
diff --git a/arch/riscv/boot/dts/eswin/Makefile b/arch/riscv/boot/dts/eswin/Makefile
new file mode 100644
index 000000000000..224101ae471e
--- /dev/null
+++ b/arch/riscv/boot/dts/eswin/Makefile
@@ -0,0 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0
+dtb-$(CONFIG_ARCH_ESWIN) += eic7700-hifive-premier-p550.dtb
diff --git a/arch/riscv/boot/dts/eswin/eic7700-hifive-premier-p550.dts b/arch/riscv/boot/dts/eswin/eic7700-hifive-premier-p550.dts
new file mode 100644
index 000000000000..131ed1fc6b2e
--- /dev/null
+++ b/arch/riscv/boot/dts/eswin/eic7700-hifive-premier-p550.dts
@@ -0,0 +1,29 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/*
+ * Copyright (c) 2024, Beijing ESWIN Computing Technology Co., Ltd.
+ */
+
+/dts-v1/;
+
+#include "eic7700.dtsi"
+
+/ {
+ compatible = "sifive,hifive-premier-p550", "eswin,eic7700";
+ model = "SiFive HiFive Premier P550";
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
+
+&uart2 {
+ status = "okay";
+};