From: Ryan Wanner <Ryan.Wanner@microchip.com>
Date: Mon, 14 Apr 2025 21:41:26 +0000 (-0700)
Subject: ARM: dts: microchip: sama7d65: Add SRAM and DRAM components support
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=f5b56abe58b06c5882d0f00f53bfe5073462f694;p=users%2Fjedix%2Flinux-maple.git

ARM: dts: microchip: sama7d65: Add SRAM and DRAM components support

Add SRAM, secumod, UDDRC, and DDR3phy to enable support for low power modes.

Signed-off-by: Ryan Wanner <Ryan.Wanner@microchip.com>
Link: https://lore.kernel.org/r/354ecd628fdd292d2125570a6b10a93cbecb7706.1744666011.git.Ryan.Wanner@microchip.com
[claudiu.beznea: keep nodes sorted by their address]
Signed-off-by: Claudiu Beznea <claudiu.beznea@tuxon.dev>
---

diff --git a/arch/arm/boot/dts/microchip/sama7d65.dtsi b/arch/arm/boot/dts/microchip/sama7d65.dtsi
index 3949b02efbd32..f93978e98ac22 100644
--- a/arch/arm/boot/dts/microchip/sama7d65.dtsi
+++ b/arch/arm/boot/dts/microchip/sama7d65.dtsi
@@ -47,12 +47,37 @@
 		};
 	};
 
+	ns_sram: sram@100000 {
+		compatible = "mmio-sram";
+		reg = <0x100000 0x20000>;
+		ranges;
+		#address-cells = <1>;
+		#size-cells = <1>;
+	};
+
 	soc {
 		compatible = "simple-bus";
 		ranges;
 		#address-cells = <1>;
 		#size-cells = <1>;
 
+		securam: sram@e0000800 {
+			compatible = "microchip,sama7d65-securam", "atmel,sama5d2-securam", "mmio-sram";
+			reg = <0xe0000800 0x4000>;
+			ranges = <0 0xe0000800 0x4000>;
+			clocks = <&pmc PMC_TYPE_PERIPHERAL 17>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			no-memory-wc;
+		};
+
+		secumod: security-module@e0004000 {
+			compatible = "microchip,sama7d65-secumod", "atmel,sama5d2-secumod", "syscon";
+			reg = <0xe0004000 0x4000>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
 		sfrbu: sfr@e0008000 {
 			compatible ="microchip,sama7d65-sfrbu", "atmel,sama5d2-sfrbu", "syscon";
 			reg = <0xe0008000 0x20>;
@@ -526,6 +551,16 @@
 			};
 		};
 
+		uddrc: uddrc@e3800000 {
+			compatible = "microchip,sama7d65-uddrc", "microchip,sama7g5-uddrc";
+			reg = <0xe3800000 0x4000>;
+		};
+
+		ddr3phy: ddr3phy@e3804000 {
+			compatible = "microchip,sama7d65-ddr3phy", "microchip,sama7g5-ddr3phy";
+			reg = <0xe3804000 0x1000>;
+		};
+
 		gic: interrupt-controller@e8c11000 {
 			compatible = "arm,cortex-a7-gic";
 			reg = <0xe8c11000 0x1000>,