[PATCH v3 2/2] arm64: dts: mediatek: add crypto offload support on MT7981
From: Aleksander Jan Bajkowski
Date: Tue Mar 03 2026 - 13:55:41 EST
The MT7981 as well as the MT7986 have a built-in EIP-97 crypto accelerator.
This commit adds the missing entry in the dts.
Signed-off-by: Aleksander Jan Bajkowski <olek2@xxxxx>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
---
arch/arm64/boot/dts/mediatek/mt7981b.dtsi | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt7981b.dtsi b/arch/arm64/boot/dts/mediatek/mt7981b.dtsi
index 4084f4dfa3e5..94c7bf0050fc 100644
--- a/arch/arm64/boot/dts/mediatek/mt7981b.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7981b.dtsi
@@ -150,6 +150,21 @@ sgmiisys1: syscon@10070000 {
#clock-cells = <1>;
};
+ crypto@10320000 {
+ compatible = "mediatek,mt7981-crypto",
+ "inside-secure,safexcel-eip97ies";
+ reg = <0 0x10320000 0 0x40000>;
+ interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "ring0", "ring1", "ring2", "ring3";
+ clocks = <&topckgen CLK_TOP_EIP97B>;
+ clock-names = "core";
+ assigned-clocks = <&topckgen CLK_TOP_EIP97B_SEL>;
+ assigned-clock-parents = <&topckgen CLK_TOP_CB_NET1_D5>;
+ };
+
uart0: serial@11002000 {
compatible = "mediatek,mt7981-uart", "mediatek,mt6577-uart";
reg = <0 0x11002000 0 0x100>;
--
2.47.3