arm64: dts: ti: Introduce base support for AM6254atl SiP

This patch adds the top level dtsi for AM6254atl SiP which integrates
the existing AM625 SoC with 512MiB of DDR in a single package.

More information about the package can be found here:
https://www.ti.com/lit/ds/symlink/am625sip.pdf

Signed-off-by: Anshul Dalal <anshuld@ti.com>
Reviewed-by: Bryan Brattlof <bb@ti.com>
Link: https://patch.msgid.link/20250814134531.2743874-4-anshuld@ti.com
Signed-off-by: Nishanth Menon <nm@ti.com>

diff --git a/arch/arm64/boot/dts/ti/k3-am6254atl.dtsi b/arch/arm64/boot/dts/ti/k3-am6254atl.dtsi
new file mode 100644 (file)
index 0000000..976ad7d
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-am6254atl.dtsi
@@ -0,0 +1,23 @@
+// SPDX-License-Identifier: GPL-2.0-only OR MIT
+/*
+ * DTS for AM625 SiP SoC family in Quad core configuration and 512MiB RAM.
+ *
+ * Webpage: https://www.ti.com/product/AM625SIP
+ *
+ * Copyright (C) 2025 Texas Instruments Incorporated - https://www.ti.com/
+ */
+
+#include "k3-am625.dtsi"
+
+/ {
+       model = "Texas Instruments AM6254atl SiP";
+       compatible = "ti,am6254atl", "ti,am625";
+
+       memory@80000000 {
+               /* 512MiB of integrated RAM */
+               reg = <0x00000000 0x80000000 0x00000000 0x20000000>;
+               device_type = "memory";
+               bootph-all;
+       };
+
+};