board: rockchip: Add ArmSoM Sige5

ArmSoM-Sige5 adopts the second-generation 8nm high-performance AIOT
platform Rockchip RK3576, with a 6 TOPS computing power NPU and support
for up to 16GB of large memory. It supports 4K video encoding and
decoding, offers rich interfaces including dual gigabit Ethernet ports,
WiFi 6 & BT5, and various video outputs.

Features tested on a ArmSoM Sige5 v1.1:
- SD-card boot
- eMMC boot
- Ethernet
- PCIe NVMe

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>

1 files changed, 18 insertions, 0 deletions

diff --git a/arch/arm/dts/rk3576-armsom-sige5-u-boot.dtsi b/arch/arm/dts/rk3576-armsom-sige5-u-boot.dtsi
new file mode 100644
index 00000000000..7e0530d85d1
--- /dev/null
+++ b/arch/arm/dts/rk3576-armsom-sige5-u-boot.dtsi
@@ -0,0 +1,18 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+
+#include "rk3576-u-boot.dtsi"
+
+/ {
+	aliases {
+		mmc0 = &sdhci;
+		mmc1 = &sdmmc;
+	};
+};
+
+&red_led {
+	default-state = "on";
+};
+
+&sdhci {
+	cap-mmc-highspeed;
+};