[PATCH v3 3/3] mips: dts: ralink: mt7621: add crypto offload support

[Aleksander Jan Bajkowski]

Add support for the built-in cryptographic accelerator. This accelerator
supports 3DES, AES (128/192/256 bit), ARC4, MD5, SHA1, SHA224, and SHA256.
It also supports full IPSEC, SRTP and TLS offload.

Signed-off-by: Aleksander Jan Bajkowski <olek2 at wp.pl>
---
v3:
- Add reset line and clock gate
- Change commit description
- Wrap long line
---
 arch/mips/boot/dts/ralink/mt7621.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/mips/boot/dts/ralink/mt7621.dtsi b/arch/mips/boot/dts/ralink/mt7621.dtsi
index 0704eab4a80b..e1047dd861c0 100644
--- a/arch/mips/boot/dts/ralink/mt7621.dtsi
+++ b/arch/mips/boot/dts/ralink/mt7621.dtsi
@@ -361,6 +361,19 @@ cdmm: cdmm at 1fbf8000 {
 		reg = <0x1fbf8000 0x8000>;
 	};
 
+	crypto at 1e004000 {
+		compatible = "mediatek,mt7621-eip93",
+			     "inside-secure,safexcel-eip93ies";
+		reg = <0x1e004000 0x1000>;
+
+		clocks = <&sysc MT7621_CLK_CRYPTO>;
+
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_SHARED 19 IRQ_TYPE_LEVEL_HIGH>;
+
+		resets = <&sysc MT7621_RST_CRYPTO>;
+	};
+
 	ethernet: ethernet at 1e100000 {
 		compatible = "mediatek,mt7621-eth";
 		reg = <0x1e100000 0x10000>;
-- 
2.47.3