linux-kernel - [PATCH v12 19/22] arm64: dts: amlogic: a1: add crypto node

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Message-Id: <20250624135214.1355051-20-romanov.alexey2000@gmail.com>
Date: Tue, 24 Jun 2025 16:52:11 +0300
From: Alexey Romanov <romanov.alexey2000@...il.com>
To: neil.armstrong@...aro.org,
	clabbe@...libre.com,
	herbert@...dor.apana.org.au,
	davem@...emloft.net,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	khilman@...libre.com,
	jbrunet@...libre.com,
	martin.blumenstingl@...glemail.com
Cc: linux-crypto@...r.kernel.org,
	linux-amlogic@...ts.infradead.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	Alexey Romanov <romanov.alexey2000@...il.com>
Subject: [PATCH v12 19/22] arm64: dts: amlogic: a1: add crypto node

This patch adds a crypto node declaration. With the
Amlogic crypto driver we can use HW implementation
of SHA1/224/256 and AES algo.

Signed-off-by: Alexey Romanov <romanov.alexey2000@...il.com>
---
 arch/arm64/boot/dts/amlogic/meson-a1.dtsi | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
index f7f25a10f409..a2f2f377bf99 100644
--- a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi
@@ -665,6 +665,14 @@ sd_emmc: mmc@...00 {
 				power-domains = <&pwrc PWRC_SD_EMMC_ID>;
 				status = "disabled";
 			};
+
+			crypto: crypto@...0 {
+				compatible = "amlogic,a1-crypto";
+				reg = <0x0 0x6000 0x0 0x48>;
+				interrupts = <GIC_SPI 120 IRQ_TYPE_EDGE_RISING>;
+				clocks = <&clk81>;
+				power-domains = <&pwrc PWRC_DMA_ID>;
+			};
 		};
 
 		usb: usb@...04400 {
@@ -746,4 +754,10 @@ xtal: xtal-clk {
 		clock-output-names = "xtal";
 		#clock-cells = <0>;
 	};
+
+	clk81: clk81 {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <64000000>;
+	};
 };
-- 
2.34.1