From: Aleksander Jan Bajkowski <olek2@wp.pl>
Date: Tue, 28 Apr 2026 22:47:43 +0000 (+0200)
Subject: arm64: dts: mediatek: add crypto offload support on MT7981
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=916bd9d55b4a9f3496eee86028cede20a3c3ff9a;p=thirdparty%2Fkernel%2Flinux.git

arm64: dts: mediatek: add crypto offload support on MT7981

The MT7981 as well as the MT7986 have a built-in EIP-97 rev 2.3p0 crypto
accelerator. This commit adds the missing entry in the dts.

Signed-off-by: Aleksander Jan Bajkowski <olek2@wp.pl>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---

diff --git a/arch/arm64/boot/dts/mediatek/mt7981b.dtsi b/arch/arm64/boot/dts/mediatek/mt7981b.dtsi
index 1bbe219380f99..e63ba3ae395e9 100644
--- a/arch/arm64/boot/dts/mediatek/mt7981b.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7981b.dtsi
@@ -150,6 +150,21 @@
 			#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>;