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authorRyan Wanner <Ryan.Wanner@microchip.com>2025-04-15 00:41:26 +0300
committerClaudiu Beznea <claudiu.beznea@tuxon.dev>2025-05-16 08:31:28 +0300
commitf5b56abe58b06c5882d0f00f53bfe5073462f694 (patch)
tree3da7b9c034eac3bb18e3629bf6a35ab280740d4c
parent0bbc54da32f6c9d01b5d3baea93bdb4d49b880fb (diff)
downloadlinux-f5b56abe58b06c5882d0f00f53bfe5073462f694.tar.xz
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>
-rw-r--r--arch/arm/boot/dts/microchip/sama7d65.dtsi35
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/microchip/sama7d65.dtsi b/arch/arm/boot/dts/microchip/sama7d65.dtsi
index 3949b02efbd3..f93978e98ac2 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>,