linux-kernel - [PATCH v2] arm64: dts: ti: k3-am64-main: Enable crypto accelerator

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Date:   Tue, 18 May 2021 11:56:30 +0530
From:   Vaibhav Gupta <vaibhavgupta40@...il.com>
To:     Nishanth Menon <nm@...com>, Rob Herring <robh+dt@...nel.org>
Cc:     vaibhavgupta40@...il.com, Kishon Vijay Abraham <kishon@...com>,
        Sekhar Nori <nsekhar@...com>,
        Lokesh Vutla <lokeshvutla@...com>,
        Praneeth Bajjuri <praneeth@...com>,
        Gowtham Tammana <g-tammana@...com>,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v2] arm64: dts: ti: k3-am64-main: Enable crypto accelerator

From: Vaibhav Gupta <v_gupta@...com>

Add the node for SA2UL including the random number generator.

[v_gupta@...com: Add address ranges entry in cbass_main]
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@...com>
Signed-off-by: Vaibhav Gupta <v_gupta@...com>
---
 arch/arm64/boot/dts/ti/k3-am64-main.dtsi | 25 ++++++++++++++++++++++++
 arch/arm64/boot/dts/ti/k3-am64.dtsi      |  1 +
 2 files changed, 26 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
index 25b702303637..adbc3c0673f3 100644
--- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
@@ -160,6 +160,31 @@ k3_reset: reset-controller {
 		};
 	};
 
+	main_crypto: crypto@...00000 {
+		compatible = "ti,am64-sa2ul";
+		reg = <0x0 0x40900000 0x0 0x1200>;
+		power-domains = <&k3_pds 133 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 133 0>, <&k3_clks 133 1>, <&k3_clks 133 2>;
+		clock-names = "pka_in_clk" , "x1_clk" , "x2_clk";
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges = <0x0 0x040900000 0x00 0x040900000 0x0 0x30000>;
+
+		status = "okay";
+
+		dmas = <&main_pktdma 0xc001 15>, <&main_pktdma 0x4002 15>,
+				<&main_pktdma 0x4003 15>;
+		dma-names = "tx", "rx1", "rx2";
+
+		eip76d_rng: rng@...10000 {
+			compatible = "inside-secure,safexcel-eip76";
+			reg = <0x0 0x40910000 0x0 0x80>;
+			interrupts = <GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&k3_clks 133 2>;
+			clock-names = "x2_clk";
+		};
+	};
+
 	main_pmx0: pinctrl@...00 {
 		compatible = "pinctrl-single";
 		reg = <0x00 0xf4000 0x00 0x2d0>;
diff --git a/arch/arm64/boot/dts/ti/k3-am64.dtsi b/arch/arm64/boot/dts/ti/k3-am64.dtsi
index 0ae8c844c482..e2bea44a16c5 100644
--- a/arch/arm64/boot/dts/ti/k3-am64.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am64.dtsi
@@ -85,6 +85,7 @@ cbass_main: bus@...00 {
 			 <0x00 0x78000000 0x00 0x78000000 0x00 0x00800000>, /* Main R5FSS */
 			 <0x06 0x00000000 0x06 0x00000000 0x01 0x00000000>, /* PCIe DAT1 */
 			 <0x05 0x00000000 0x05 0x00000000 0x01 0x00000000>, /* FSS0 DAT3 */
+			 <0x00 0x40900000 0x00 0x40900000 0x00 0x00030000>, /* SA2UL */
 
 			 /* MCU Domain Range */
 			 <0x00 0x04000000 0x00 0x04000000 0x00 0x01ff1400>;
-- 
2.31.1