linux-kernel - [PATCH v11 20/22] arm64: dts: amlogic: s4: add crypto node

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Message-ID: <20241213140755.1298323-21-avromanov@salutedevices.com>
Date: Fri, 13 Dec 2024 17:07:53 +0300
From: Alexey Romanov <avromanov@...utedevices.com>
To: <neil.armstrong@...aro.org>, <clabbe@...libre.com>,
	<herbert@...dor.apana.org.au>, <davem@...emloft.net>, <robh+dt@...nel.org>,
	<krzysztof.kozlowski+dt@...aro.org>, <krzk+dt@...nel.org>,
	<conor+dt@...nel.org>, <khilman@...libre.com>, <jbrunet@...libre.com>,
	<martin.blumenstingl@...glemail.com>, <vadim.fedorenko@...ux.dev>
CC: <linux-crypto@...r.kernel.org>, <linux-amlogic@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <kernel@...utedevices.com>, "Alexey
 Romanov" <avromanov@...utedevices.com>
Subject: [PATCH v11 20/22] arm64: dts: amlogic: s4: add crypto node

This patch adds a crypto node declaration for Amlogic S4-series.
With the Amlogic crypto driver we can use HW implementation
of SHA1/224/256 and AES algo.

Signed-off-by: Alexey Romanov <avromanov@...utedevices.com>
---
 arch/arm64/boot/dts/amlogic/meson-s4.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-s4.dtsi b/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
index 957577d986c0..846b9d1481ba 100644
--- a/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
@@ -66,6 +66,12 @@ xtal: xtal-clk {
 		#clock-cells = <0>;
 	};
 
+	clk81: clk81 {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <166000000>;
+	};
+
 	firmware {
 		sm: secure-monitor {
 			compatible = "amlogic,meson-gxbb-sm";
@@ -586,6 +592,13 @@ mux {
 
 			};
 
+			crypto: crypto@...400 {
+				compatible = "amlogic,s4-crypto", "amlogic,a1-crypto";
+				reg = <0x0 0x440400 0x0 0x48>;
+				interrupts = <GIC_SPI 24 IRQ_TYPE_EDGE_RISING>;
+				clocks = <&clk81>;
+			};
+
 			gpio_intc: interrupt-controller@...0 {
 				compatible = "amlogic,meson-s4-gpio-intc",
 					     "amlogic,meson-gpio-intc";
-- 
2.34.1