linux-kernel - [PATCH V3 2/3] arm64: dts: imx8mm: Add Crypto CAAM support

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Message-Id: <20191218130616.13860-2-aford173@gmail.com>
Date:   Wed, 18 Dec 2019 07:06:15 -0600
From:   Adam Ford <aford173@...il.com>
To:     linux-arm-kernel@...ts.infradead.org
Cc:     Adam Ford <aford173@...il.com>,
        Horia Geantă <horia.geanta@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Aymen Sghaier <aymen.sghaier@....com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S. Miller" <davem@...emloft.net>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-crypto@...r.kernel.org
Subject: [PATCH V3 2/3] arm64: dts: imx8mm: Add Crypto CAAM support

The i.MX8M Mini supports the same crypto engine as what is in
the i.MX8MQ, but it is not currently present in the device tree.

This patch places it into the device tree.

Signed-off-by: Adam Ford <aford173@...il.com>
Reviewed-by: Horia Geantă <horia.geanta@....com>
---
V3:  Fix typo in commit message.  no code changes
V2:  Don't disable it by default

diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
index 6edbdfe2d0d7..cbe80a3f048c 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
@@ -641,6 +641,36 @@
 				status = "disabled";
 			};
 
+			crypto: crypto@...00000 {
+				compatible = "fsl,sec-v4.0";
+				#address-cells = <1>;
+				#size-cells = <1>;
+				reg = <0x30900000 0x40000>;
+				ranges = <0 0x30900000 0x40000>;
+				interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk IMX8MM_CLK_AHB>,
+					 <&clk IMX8MM_CLK_IPG_ROOT>;
+				clock-names = "aclk", "ipg";
+
+				sec_jr0: jr@...0 {
+					compatible = "fsl,sec-v4.0-job-ring";
+					reg = <0x1000 0x1000>;
+					interrupts = <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>;
+				};
+
+				sec_jr1: jr@...0 {
+					compatible = "fsl,sec-v4.0-job-ring";
+					reg = <0x2000 0x1000>;
+					interrupts = <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>;
+				};
+
+				sec_jr2: jr@...0 {
+					compatible = "fsl,sec-v4.0-job-ring";
+					reg = <0x3000 0x1000>;
+					interrupts = <GIC_SPI 114 IRQ_TYPE_LEVEL_HIGH>;
+				};
+			};
+
 			i2c1: i2c@...20000 {
 				compatible = "fsl,imx8mm-i2c", "fsl,imx21-i2c";
 				#address-cells = <1>;
-- 
2.20.1