[PATCH 2/2] arm64: dts: mediatek: add crypto offload support on MT7981
Aleksander Jan Bajkowski
olek2 at wp.pl
Sun Jul 20 10:49:03 PDT 2025
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 at wp.pl>
---
arch/arm64/boot/dts/mediatek/mt7981b.dtsi | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt7981b.dtsi b/arch/arm64/boot/dts/mediatek/mt7981b.dtsi
index 5cbea9cd411f..ebab8dde1e70 100644
--- a/arch/arm64/boot/dts/mediatek/mt7981b.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7981b.dtsi
@@ -94,6 +94,20 @@ pwm at 10048000 {
#pwm-cells = <2>;
};
+ crypto at 10320000 {
+ compatible = "inside-secure,safexcel-eip97";
+ 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>;
+ };
+
serial at 11002000 {
compatible = "mediatek,mt7981-uart", "mediatek,mt6577-uart";
reg = <0 0x11002000 0 0x100>;
--
2.39.5
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