linux-kernel - [PATCH v10 20/22] arm64: dts: amlogic: s4: add crypto node

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Message-ID: <20241108102907.1788584-21-avromanov@salutedevices.com>
Date: Fri, 8 Nov 2024 13:29:05 +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 v10 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..39a226d75a3d 100644
--- a/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-s4.dtsi
@@ -95,6 +95,12 @@ gic: interrupt-controller@...01000 {
 			interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
 		};
 
+		clk81: clk81 {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <166000000>;
+		};
+
 		apb4: bus@...00000 {
 			compatible = "simple-bus";
 			reg = <0x0 0xfe000000 0x0 0x480000>;
@@ -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