dts: nrf: Expand nRF DTS to support ARM TrustZone CryptoCell 310

Commit introduces support for ARM TrustZone CryptoCell 310
for Nordic Semiconductor nRF SoCs in device tree.

Signed-off-by: Dominik Kilian <[email protected]>

Author: doki-nordic

dts/arm/nordic/nrf52840.dtsi

@@ -174,6 +174,21 @@
 			interrupt-names = "wdt";
 			label = "WDT";
 		};
+
+		cryptocell: crypto@5002a000 {
+			compatible = "nordic,nrf-cc310";
+			reg = <0x5002A000 0x1000>;
+			label = "CRYPTOCELL";
+			status = "ok";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			cryptocell310: crypto@5002b000 {
+				compatible = "arm,cryptocell-310";
+				reg = <0x5002B000 0x1000>;
+				interrupts = <42 1>;
+				label = "CRYTOCELL310";
+			};
+		};
 	};
 };
 

dts/bindings/crypto/arm,cryptocell-310.yaml

@@ -0,0 +1,44 @@
+#
+# Copyright (c) 2018, Nordic Semiconductor ASA
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+---
+title: ARM TrustZone CryptoCell 310
+id: arm,cryptocell-310
+version: 0.1
+
+description: >
+    This is a representation of the ARM TrustZone CryptoCell 310
+
+properties:
+    compatible:
+      type: string
+      category: required
+      description: compatible strings
+      constraint: "arm,cryptocell-310"
+      generation: define
+
+    reg:
+      type: int
+      description: mmio register space
+      generation: define
+      category: required
+
+    label:
+      type: string
+      category: required
+      description: Human readable string describing the device (used by Zephyr for API name)
+      generation: define
+
+    interrupts:
+      type: array
+      category: required
+      description: required interrupts
+      generation: define
+
+    interrupt-names:
+      type: stringlist
+      category: optional
+      description: readable string describing the interrupts
+      generation: define

dts/bindings/crypto/nordic,nrf-cc310.yaml

@@ -0,0 +1,32 @@
+#
+# Copyright (c) 2018, Nordic Semiconductor ASA
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+---
+title: Nordic Control Interface for ARM TrustZone CryptoCell 310
+id: nordic,nrf-cc310
+version: 0.1
+
+description: >
+    This is a representation of the Nordic Control Interface for ARM TrustZone CryptoCell 310
+
+properties:
+    compatible:
+      type: string
+      category: required
+      description: compatible strings
+      constraint: "nordic,nrf-cc310"
+      generation: define
+
+    reg:
+      type: int
+      description: mmio register space
+      generation: define
+      category: required
+
+    label:
+      type: string
+      category: required
+      description: Human readable string describing the device (used by Zephyr for API name)
+      generation: define

soc/arm/nordic_nrf/nrf52/dts.fixup

@@ -124,6 +124,15 @@
 #define CONFIG_WDT_NRF_IRQ		NORDIC_NRF_WATCHDOG_40010000_IRQ_WDT
 #define CONFIG_WDT_NRF_IRQ_PRI		NORDIC_NRF_WATCHDOG_40010000_IRQ_WDT_PRIORITY
 
+#if defined(NORDIC_NRF_CC310_5002A000_BASE_ADDRESS)
+#define CONFIG_CC310_CTL_BASE_ADDR	NORDIC_NRF_CC310_5002A000_BASE_ADDRESS
+#define CONFIG_CC310_CTL_NAME		NORDIC_NRF_CC310_5002A000_LABEL
+#define CONFIG_CC310_BASE_ADDR		ARM_CRYPTOCELL_310_5002B000_BASE_ADDRESS
+#define CONFIG_CC310_NAME		ARM_CRYPTOCELL_310_5002B000_LABEL
+#define CONFIG_CC310_IRQ		ARM_CRYPTOCELL_310_5002B000_IRQ_0
+#define CONFIG_CC310_IRQ_PRI		ARM_CRYPTOCELL_310_5002B000_IRQ_0_PRIORITY
+#endif
+
 #define CONFIG_WNCM14A2A_UART_DRV_NAME			NORDIC_NRF_UARTE_40028000_WNCM14A2A_BUS_NAME
 #define CONFIG_WNCM14A2A_GPIO_MDM_BOOT_MODE_SEL_NAME	NORDIC_NRF_UARTE_40028000_WNCM14A2A_MDM_BOOT_MODE_SEL_GPIOS_CONTROLLER
 #define CONFIG_WNCM14A2A_GPIO_MDM_BOOT_MODE_SEL_PIN	NORDIC_NRF_UARTE_40028000_WNCM14A2A_MDM_BOOT_MODE_SEL_GPIOS_PIN