Merge "plat/arm: Introduce corstone700 platform." into integration

fdts/corstone700.dts

+/*
+ * Copyright (c) 2019, Arm Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/dts-v1/;
+
+/ {
+	model = "corstone700";
+	compatible = "arm,Corstone-700";
+	interrupt-parent = <&gic>;
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	chosen {
+		bootargs = "console=ttyAMA0 root=/dev/vda2 rw loglevel=9";
+		linux,initrd-start = <0x02a00000>;
+		linux,initrd-end = <0x04000000>;
+	};
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu@0 {
+			device_type = "cpu";
+			compatible = "arm,armv8";
+			reg = <0>;
+			next-level-cache = <&L2_0>;
+		};
+
+	};
+
+	memory@2000000 {
+		device_type = "memory";
+		reg = <0x02000000 0x02000000>;
+	};
+
+	gic: interrupt-controller@1c000000 {
+		compatible = "arm,gic-400";
+		#interrupt-cells = <3>;
+		#address-cells = <0>;
+		interrupt-controller;
+		reg =	<0x1c010000 0x1000>,
+			<0x1c02f000 0x2000>,
+			<0x1c04f000 0x1000>,
+			<0x1c06f000 0x2000>;
+		interrupts = <1 9 0xf08>;
+	};
+
+	L2_0: l2-cache0 {
+		compatible = "cache";
+	};
+
+	refclk100mhz: refclk100mhz {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <100000000>;
+		clock-output-names = "apb_pclk";
+	};
+
+	smbclk: refclk24mhzx2 {
+		/* Reference 24MHz clock x 2 */
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <48000000>;
+		clock-output-names = "smclk";
+	};
+
+
+	serial0: uart@1a510000 {
+		compatible = "arm,pl011", "arm,primecell";
+		reg = <0x1a510000 0x1000>;
+		interrupt-parent = <&gic>;
+		interrupts = <0 19 4>;
+		clocks = <&refclk100mhz>, <&smbclk>;
+		clock-names = "apb_pclk", "smclk";
+	};
+
+	serial1: uart@1a520000 {
+		compatible = "arm,pl011", "arm,primecell";
+		reg = <0x1a520000 0x1000>;
+		interrupt-parent = <&gic>;
+		interrupts = <0 20 4>;
+		clocks = <&refclk100mhz>, <&smbclk>;
+		clock-names = "apb_pclk", "smclk";
+	};
+
+	timer {
+		compatible = "arm,armv8-timer";
+		interrupts =	<1 13 0xf08>,
+				<1 14 0xf08>,
+				<1 11 0xf08>,
+				<1 10 0xf08>;
+		};
+
+	mbox_es0mhu0: mhu@1b000000 {
+		compatible = "arm,mhuv2","arm,primecell";
+		reg = <0x1b000000 0x1000>,
+		      <0x1b010000 0x1000>;
+		clocks = <&refclk100mhz>;
+		clock-names = "apb_pclk";
+		interrupts = <0 12 4>;
+		interrupt-names = "mhu_rx";
+		#mbox-cells = <1>;
+		mbox-name = "arm-es0-mhu0";
+	};
+
+	mbox_es0mhu1: mhu@1b020000 {
+		compatible = "arm,mhuv2","arm,primecell";
+		reg = <0x1b020000 0x1000>,
+		      <0x1b030000 0x1000>;
+		clocks = <&refclk100mhz>;
+		clock-names = "apb_pclk";
+		interrupts = <0 47 4>;
+		interrupt-names = "mhu_rx";
+		#mbox-cells = <1>;
+		mbox-name = "arm-es0-mhu1";
+	};
+
+	mbox_semhu1: mhu@1b820000 {
+		compatible = "arm,mhuv2","arm,primecell";
+		reg = <0x1b820000 0x1000>,
+		      <0x1b830000 0x1000>;
+		clocks = <&refclk100mhz>;
+		clock-names = "apb_pclk";
+		interrupts = <0 45 4>;
+		interrupt-names = "mhu_rx";
+		#mbox-cells = <1>;
+		mbox-name = "arm-se-mhu1";
+	};
+
+	client {
+		compatible = "arm,client";
+		mboxes = <&mbox_es0mhu0 0>, <&mbox_es0mhu1 0>, <&mbox_semhu1 0>;
+		mbox-names = "es0mhu0", "es0mhu1", "semhu1";
+	};
+
+	extsys0: extsys@1A010310 {
+		compatible = "arm,extsys_ctrl";
+		reg = <0x1A010310 0x4>,
+		      <0x1A010314 0x4>;
+		reg-names = "rstreg", "streg";
+	};
+
+};

plat/arm/board/corstone700/corstone700_helpers.S

+/*
+ * Copyright (c) 2019, Arm Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <arch.h>
+#include <asm_macros.S>
+#include <platform_def.h>
+
+	.globl	plat_secondary_cold_boot_setup
+	.globl	plat_get_my_entrypoint
+	.globl	plat_is_my_cpu_primary
+	.globl	plat_arm_calc_core_pos
+
+	/* --------------------------------------------------------------------
+	 * void plat_secondary_cold_boot_setup (void);
+	 *
+	 * For AArch32, cold-booting secondary CPUs is not yet
+	 * implemented and they panic.
+	 * --------------------------------------------------------------------
+	 */
+func plat_secondary_cold_boot_setup
+cb_panic:
+	b	cb_panic
+endfunc plat_secondary_cold_boot_setup
+
+	/* ---------------------------------------------------------------------
+	 * unsigned long plat_get_my_entrypoint (void);
+	 *
+	 * Main job of this routine is to distinguish between a cold and warm
+	 * boot. On Corstone700, this information can be queried from the power
+	 * controller. The Power Control SYS Status Register (PSYSR) indicates
+	 * the wake-up reason for the CPU.
+	 *
+	 * For a cold boot, return 0.
+	 * For a warm boot, Not yet supported.
+	 *
+	 * TODO: PSYSR is a common register and should be
+	 * 	accessed using locks. Since it is not possible
+	 * 	to use locks immediately after a cold reset
+	 * 	we are relying on the fact that after a cold
+	 * 	reset all cpus will read the same WK field
+	 * ---------------------------------------------------------------------
+	 */
+func plat_get_my_entrypoint
+	/* TODO support warm boot */
+	/* Cold reset */
+	mov	r0, #0
+	bx	lr
+endfunc plat_get_my_entrypoint
+
+	/* -----------------------------------------------------
+	 * unsigned int plat_is_my_cpu_primary (void);
+	 *
+	 * Find out whether the current CPU is the primary
+	 * CPU.
+	 * -----------------------------------------------------
+	 */
+func plat_is_my_cpu_primary
+	ldcopr	r0, MPIDR
+	ldr	r1, =MPIDR_AFFINITY_MASK
+	and	r0, r1
+	cmp	r0, #0
+	moveq	r0, #1
+	movne	r0, #0
+	bx	lr
+endfunc plat_is_my_cpu_primary
+
+	/* ---------------------------------------------------------------------
+	 * unsigned int plat_arm_calc_core_pos(u_register_t mpidr)
+	 *
+	 * Function to calculate the core position on Corstone700.
+	 *
+	 * (ClusterId * MAX_CPUS_PER_CLUSTER * MAX_PE_PER_CPU) +
+	 * (CPUId * MAX_PE_PER_CPU) +
+	 * ThreadId
+	 *
+	 * which can be simplified as:
+	 *
+	 * ((ClusterId * MAX_CPUS_PER_CLUSTER + CPUId) * MAX_PE_PER_CPU)
+	 * + ThreadId
+	 * ---------------------------------------------------------------------
+	 */
+func plat_arm_calc_core_pos
+	mov	r3, r0
+
+	/* Extract individual affinity fields from MPIDR */
+	ubfx	r0, r3, #MPIDR_AFF0_SHIFT, #MPIDR_AFFINITY_BITS
+	ubfx	r1, r3, #MPIDR_AFF1_SHIFT, #MPIDR_AFFINITY_BITS
+	ubfx	r2, r3, #MPIDR_AFF2_SHIFT, #MPIDR_AFFINITY_BITS
+
+	/* Compute linear position */
+	mov	r3, #CORSTONE700_MAX_CPUS_PER_CLUSTER
+	mla	r1, r2, r3, r1
+	mov	r3, #CORSTONE700_MAX_PE_PER_CPU
+	mla	r0, r1, r3, r0
+
+	bx	lr
+endfunc plat_arm_calc_core_pos

plat/arm/board/corstone700/corstone700_plat.c

+/*
+ * Copyright (c) 2019, Arm Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <common/bl_common.h>
+#include <plat/arm/common/plat_arm.h>
+#include <plat/common/platform.h>
+#include <platform_def.h>
+
+/*
+ * Table of regions to map using the MMU.
+ * Replace or extend the below regions as required
+ */
+
+const mmap_region_t plat_arm_mmap[] = {
+	ARM_MAP_SHARED_RAM,
+	ARM_MAP_NS_DRAM1,
+	CORSTONE700_MAP_DEVICE,
+	{0}
+};
+
+/* Corstone700 only has one always-on power domain and there
+ * is no power control present
+ */
+void __init plat_arm_pwrc_setup(void)
+{
+}
+
+unsigned int plat_get_syscnt_freq2(void)
+{
+	return CORSTONE700_TIMER_BASE_FREQUENCY;
+}

plat/arm/board/corstone700/corstone700_pm.c

+/*
+ * Copyright (c) 2019, Arm Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <lib/psci/psci.h>
+#include <plat/arm/common/plat_arm.h>
+
+/*******************************************************************************
+ * Export the platform handlers via plat_arm_psci_pm_ops. The ARM Standard
+ * platform layer will take care of registering the handlers with PSCI.
+ ******************************************************************************/
+plat_psci_ops_t plat_arm_psci_pm_ops = {
+	/* dummy struct */
+	.validate_ns_entrypoint = NULL
+};
+
+const plat_psci_ops_t *plat_arm_psci_override_pm_ops(plat_psci_ops_t *ops)
+{
+	return ops;
+}

plat/arm/board/corstone700/corstone700_security.c

+/*
+ * Copyright (c) 2019, Arm Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/*
+ * We assume that all security programming is done by the primary core.
+ */
+void plat_arm_security_setup(void)
+{
+	/*
+	 * If the platform had additional peripheral specific security
+	 * configurations, those would be configured here.
+	 */
+}

plat/arm/board/corstone700/corstone700_topology.c

+/*
+ * Copyright (c) 2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <plat/arm/common/plat_arm.h>
+#include <plat/common/platform.h>
+
+/* The Corstone700 power domain tree descriptor */
+static unsigned char corstone700_power_domain_tree_desc
+			[PLAT_ARM_CLUSTER_COUNT + 2];
+/*******************************************************************************
+ * This function dynamically constructs the topology according to
+ * CLUSTER_COUNT and returns it.
+ ******************************************************************************/
+const unsigned char *plat_get_power_domain_tree_desc(void)
+{
+	int i;
+
+	/*
+	 * The highest level is the system level. The next level is constituted
+	 * by clusters and then cores in clusters.
+	 */
+	corstone700_power_domain_tree_desc[0] = 1;
+	corstone700_power_domain_tree_desc[1] = PLAT_ARM_CLUSTER_COUNT;
+
+	for (i = 0; i < PLAT_ARM_CLUSTER_COUNT; i++)
+		corstone700_power_domain_tree_desc[i + 2] = PLATFORM_CORE_COUNT;
+
+	return corstone700_power_domain_tree_desc;
+}
+
+/******************************************************************************
+ * This function implements a part of the critical interface between the PSCI
+ * generic layer and the platform that allows the former to query the platform
+ * to convert an MPIDR to a unique linear index. An error code (-1) is
+ * returned in case the MPIDR is invalid.
+ *****************************************************************************/
+int plat_core_pos_by_mpidr(u_register_t mpidr)
+{
+	return plat_arm_calc_core_pos(mpidr);
+}

plat/arm/board/corstone700/include/platform_def.h

+/*
+ * Copyright (c) 2019, Arm Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef PLATFORM_DEF_H
+#define PLATFORM_DEF_H
+
+#include <lib/utils_def.h>
+#include <lib/xlat_tables/xlat_tables_defs.h>
+#include <plat/arm/board/common/v2m_def.h>
+#include <plat/arm/common/arm_spm_def.h>
+#include <plat/common/common_def.h>
+
+/* Core/Cluster/Thread counts for Corstone700 */
+#define CORSTONE700_CLUSTER_COUNT		1
+#define CORSTONE700_MAX_CPUS_PER_CLUSTER	4
+#define CORSTONE700_MAX_PE_PER_CPU		1
+#define CORSTONE700_CORE_COUNT		(CORSTONE700_CLUSTER_COUNT *	\
+					CORSTONE700_MAX_CPUS_PER_CLUSTER * \
+					CORSTONE700_MAX_PE_PER_CPU)
+#define PLATFORM_CORE_COUNT		CORSTONE700_CORE_COUNT
+#define PLAT_ARM_CLUSTER_COUNT		CORSTONE700_CLUSTER_COUNT
+
+/* UART related constants */
+#define PLAT_ARM_BOOT_UART_BASE		0x1a510000
+#define PLAT_ARM_BOOT_UART_CLK_IN_HZ	V2M_IOFPGA_UART0_CLK_IN_HZ
+#define PLAT_ARM_RUN_UART_BASE		0x1a520000
+#define PLAT_ARM_RUN_UART_CLK_IN_HZ	V2M_IOFPGA_UART1_CLK_IN_HZ
+#define ARM_CONSOLE_BAUDRATE		115200
+#define PLAT_ARM_CRASH_UART_BASE	PLAT_ARM_RUN_UART_BASE
+#define PLAT_ARM_CRASH_UART_CLK_IN_HZ	PLAT_ARM_RUN_UART_CLK_IN_HZ
+
+/* Memory related constants */
+#define ARM_DRAM1_BASE			UL(0x80000000)
+#define ARM_DRAM1_SIZE			UL(0x80000000)
+#define ARM_DRAM1_END			(ARM_DRAM1_BASE +	\
+					 ARM_DRAM1_SIZE - 1)
+#define ARM_NS_DRAM1_BASE		ARM_DRAM1_BASE
+#define ARM_NS_DRAM1_SIZE		ARM_DRAM1_SIZE
+#define ARM_NS_DRAM1_END                (ARM_NS_DRAM1_BASE +	\
+					ARM_NS_DRAM1_SIZE - 1)
+#define ARM_TRUSTED_SRAM_BASE		UL(0x02000000)
+#define ARM_SHARED_RAM_BASE		ARM_TRUSTED_SRAM_BASE
+#define ARM_SHARED_RAM_SIZE		UL(0x00001000)  /* 4 KB */
+#define PLAT_ARM_TRUSTED_SRAM_SIZE	0x00040000	/* 256 KB */
+
+/* The remaining Trusted SRAM is used to load the BL images */
+#define ARM_BL_RAM_BASE			(ARM_SHARED_RAM_BASE +  \
+					ARM_SHARED_RAM_SIZE)
+#define ARM_BL_RAM_SIZE			(PLAT_ARM_TRUSTED_SRAM_SIZE -   \
+					ARM_SHARED_RAM_SIZE)
+
+/*
+ * SP_MIN is the only BL image in SRAM. Allocate the whole of SRAM (excluding
+ * the page reserved for fw_configs) to BL32
+ */
+#define BL32_BASE			(ARM_BL_RAM_BASE + PAGE_SIZE)
+#define BL32_LIMIT			(ARM_BL_RAM_BASE + ARM_BL_RAM_SIZE)
+
+/*
+ * Some data must be aligned on the biggest cache line size in the platform.
+ * This is known only to the platform as it might have a combination of
+ * integrated and external caches.
+ */
+#define CACHE_WRITEBACK_GRANULE		(U(1) << ARM_CACHE_WRITEBACK_SHIFT)
+#define ARM_CACHE_WRITEBACK_SHIFT	6
+
+/*
+ * To enable TB_FW_CONFIG to be loaded by BL1, define the corresponding base
+ * and limit. Leave enough space for BL2 meminfo.
+ */
+#define ARM_TB_FW_CONFIG_BASE		(ARM_BL_RAM_BASE + sizeof(meminfo_t))
+#define ARM_TB_FW_CONFIG_LIMIT		(ARM_BL_RAM_BASE + (PAGE_SIZE / 2U))
+
+/*
+ * The max number of regions like RO(code), coherent and data required by
+ * different BL stages which need to be mapped in the MMU.
+ */
+#define ARM_BL_REGIONS			2
+#define PLAT_ARM_MMAP_ENTRIES		8
+#define MAX_XLAT_TABLES			5
+#define MAX_MMAP_REGIONS		(PLAT_ARM_MMAP_ENTRIES +        \
+					ARM_BL_REGIONS)
+
+/* GIC related constants */
+#define PLAT_ARM_GICD_BASE			0x1C010000
+#define PLAT_ARM_GICC_BASE			0x1C02F000
+
+/* Timer/watchdog related constants */
+#define ARM_SYS_CNTCTL_BASE			UL(0x1a200000)
+#define ARM_SYS_CNTREAD_BASE			UL(0x1a210000)
+#define ARM_SYS_TIMCTL_BASE			UL(0x1a220000)
+#define CORSTONE700_TIMER_BASE_FREQUENCY	UL(24000000)
+#define CORSTONE700_IRQ_TZ_WDOG			32
+#define CORSTONE700_IRQ_SEC_SYS_TIMER		34
+
+#define PLAT_MAX_PWR_LVL			2
+/*
+ * Macros mapping the MPIDR Affinity levels to ARM Platform Power levels. The
+ * power levels have a 1:1 mapping with the MPIDR affinity levels.
+ */
+#define ARM_PWR_LVL0		MPIDR_AFFLVL0
+#define ARM_PWR_LVL1		MPIDR_AFFLVL1
+#define ARM_PWR_LVL2		MPIDR_AFFLVL2
+
+/*
+ *  Macros for local power states in ARM platforms encoded by State-ID field
+ *  within the power-state parameter.
+ */
+/* Local power state for power domains in Run state. */
+#define ARM_LOCAL_STATE_RUN	U(0)
+/* Local power state for retention. Valid only for CPU power domains */
+#define ARM_LOCAL_STATE_RET	U(1)
+/* Local power state for OFF/power-down. Valid for CPU and cluster
+ * power domains
+ */
+#define ARM_LOCAL_STATE_OFF	U(2)
+
+#define PLAT_ARM_TRUSTED_MAILBOX_BASE	ARM_TRUSTED_SRAM_BASE
+#define PLAT_ARM_NSTIMER_FRAME_ID	U(1)
+
+#define PLAT_ARM_NS_IMAGE_OFFSET	(ARM_DRAM1_BASE + UL(0x8000000))
+
+#define PLAT_PHY_ADDR_SPACE_SIZE	(1ULL << 32)
+#define PLAT_VIRT_ADDR_SPACE_SIZE	(1ULL << 32)
+
+/*
+ * This macro defines the deepest retention state possible. A higher state
+ * ID will represent an invalid or a power down state.
+ */
+#define PLAT_MAX_RET_STATE		1
+
+/*
+ * This macro defines the deepest power down states possible. Any state ID
+ * higher than this is invalid.
+ */
+#define PLAT_MAX_OFF_STATE		2
+
+#define PLATFORM_STACK_SIZE		UL(0x440)
+
+#define ARM_MAP_SHARED_RAM		MAP_REGION_FLAT(		\
+						ARM_SHARED_RAM_BASE,	\
+						ARM_SHARED_RAM_SIZE,	\
+						MT_DEVICE | MT_RW | MT_SECURE)
+
+#define ARM_MAP_NS_DRAM1		MAP_REGION_FLAT(		\
+						ARM_NS_DRAM1_BASE,	\
+						ARM_NS_DRAM1_SIZE,	\
+						MT_MEMORY | MT_RW | MT_NS)
+
+#define ARM_MAP_BL_RO			MAP_REGION_FLAT(		\
+						BL_CODE_BASE,		\
+						BL_CODE_END		\
+							- BL_CODE_BASE,	\
+						MT_CODE | MT_SECURE),	\
+					MAP_REGION_FLAT(		\
+						BL_RO_DATA_BASE,	\
+						BL_RO_DATA_END		\
+						- BL_RO_DATA_BASE,	\
+						MT_RO_DATA | MT_SECURE)
+#if USE_COHERENT_MEM
+#define ARM_MAP_BL_COHERENT_RAM		MAP_REGION_FLAT(		\
+						BL_COHERENT_RAM_BASE,	\
+						BL_COHERENT_RAM_END	\
+						- BL_COHERENT_RAM_BASE,	\
+						MT_DEVICE | MT_RW | MT_SECURE)
+#endif
+
+#define CORSTONE700_DEVICE_BASE		(0x1A000000)
+#define CORSTONE700_DEVICE_SIZE		(0x26000000)
+#define CORSTONE700_MAP_DEVICE	MAP_REGION_FLAT(			\
+					CORSTONE700_DEVICE_BASE,	\
+					CORSTONE700_DEVICE_SIZE,	\
+					MT_DEVICE | MT_RW | MT_SECURE)
+
+#define ARM_IRQ_SEC_PHY_TIMER		29
+
+#define ARM_IRQ_SEC_SGI_0		8
+#define ARM_IRQ_SEC_SGI_1		9
+#define ARM_IRQ_SEC_SGI_2		10
+#define ARM_IRQ_SEC_SGI_3		11
+#define ARM_IRQ_SEC_SGI_4		12
+#define ARM_IRQ_SEC_SGI_5		13
+#define ARM_IRQ_SEC_SGI_6		14
+#define ARM_IRQ_SEC_SGI_7		15
+
+/*
+ * Define a list of Group 1 Secure and Group 0 interrupt properties as per GICv3
+ * terminology. On a GICv2 system or mode, the lists will be merged and treated
+ * as Group 0 interrupts.
+ */
+#define ARM_G1S_IRQ_PROPS(grp) \
+	INTR_PROP_DESC(ARM_IRQ_SEC_PHY_TIMER, GIC_HIGHEST_SEC_PRIORITY,	\
+		(grp), GIC_INTR_CFG_LEVEL), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_1, GIC_HIGHEST_SEC_PRIORITY,	\
+		(grp), GIC_INTR_CFG_EDGE), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_2, GIC_HIGHEST_SEC_PRIORITY,	\
+		(grp), GIC_INTR_CFG_EDGE), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_3, GIC_HIGHEST_SEC_PRIORITY,	\
+		(grp), GIC_INTR_CFG_EDGE), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_4, GIC_HIGHEST_SEC_PRIORITY,	\
+		(grp), GIC_INTR_CFG_EDGE), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_5, GIC_HIGHEST_SEC_PRIORITY,	\
+		(grp), GIC_INTR_CFG_EDGE), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_7, GIC_HIGHEST_SEC_PRIORITY,	\
+		(grp), GIC_INTR_CFG_EDGE)
+
+#define ARM_G0_IRQ_PROPS(grp) \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_6, GIC_HIGHEST_SEC_PRIORITY, (grp), \
+		GIC_INTR_CFG_EDGE)
+
+/*
+ * Define a list of Group 1 Secure and Group 0 interrupts as per GICv3
+ * terminology. On a GICv2 system or mode, the lists will be merged and treated
+ * as Group 0 interrupts.
+ */
+#define PLAT_ARM_G1S_IRQ_PROPS(grp)	\
+	ARM_G1S_IRQ_PROPS(grp),	\
+	INTR_PROP_DESC(CORSTONE700_IRQ_TZ_WDOG,	\
+		GIC_HIGHEST_SEC_PRIORITY, (grp), GIC_INTR_CFG_LEVEL),	\
+	INTR_PROP_DESC(CORSTONE700_IRQ_SEC_SYS_TIMER,	\
+		GIC_HIGHEST_SEC_PRIORITY, (grp), GIC_INTR_CFG_LEVEL)	\
+
+#define PLAT_ARM_G0_IRQ_PROPS(grp)	ARM_G0_IRQ_PROPS(grp)
+
+#endif /* PLATFORM_DEF_H */

plat/arm/board/corstone700/platform.mk

+#
+# Copyright (c) 2019, Arm Limited and Contributors. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+CORSTONE700_CPU_LIBS	+=	lib/cpus/aarch32/cortex_a32.S
+
+BL32_SOURCES		+=	plat/arm/common/aarch32/arm_helpers.S	\
+				plat/arm/common/arm_console.c	\
+				plat/arm/common/arm_common.c	\
+				lib/xlat_tables/aarch32/xlat_tables.c	\
+				lib/xlat_tables/xlat_tables_common.c	\
+				${CORSTONE700_CPU_LIBS}
+
+PLAT_INCLUDES		:=	-Iplat/arm/board/corstone700/include
+
+NEED_BL32		:=	yes
+
+CORSTONE700_GIC_SOURCES      :=	drivers/arm/gic/common/gic_common.c     \
+				drivers/arm/gic/v2/gicv2_main.c         \
+				drivers/arm/gic/v2/gicv2_helpers.c      \
+				plat/common/plat_gicv2.c                \
+				plat/arm/common/arm_gicv2.c
+
+# BL1/BL2 Image not a part of the capsule Image for Corstone700
+override NEED_BL1	:=	no
+override NEED_BL2	:=	no
+override NEED_BL2U	:=	no
+
+#TFA for Corstone700 starts from BL32
+override RESET_TO_SP_MIN	:=	1
+
+#Device tree
+CORSTONE700_HW_CONFIG_DTS	:=	fdts/corstone700.dts
+CORSTONE700_HW_CONFIG		:=	${BUILD_PLAT}/fdts/${PLAT}.dtb
+FDT_SOURCES			+=	${CORSTONE700_HW_CONFIG_DTS}
+$(eval CORSTONE700_HW_CONFIG	:=	${BUILD_PLAT}/$(patsubst %.dts,%.dtb,$(CORSTONE700_HW_CONFIG_DTS)))
+
+# Add the HW_CONFIG to FIP and specify the same to certtool
+$(eval $(call TOOL_ADD_PAYLOAD,${CORSTONE700_HW_CONFIG},--hw-config))
+
+# Check for Linux kernel as a BL33 image by default
+$(eval $(call add_define,ARM_LINUX_KERNEL_AS_BL33))
+  ifndef ARM_PRELOADED_DTB_BASE
+    $(error "ARM_PRELOADED_DTB_BASE must be set if ARM_LINUX_KERNEL_AS_BL33 is used.")
+  endif
+  $(eval $(call add_define,ARM_PRELOADED_DTB_BASE))
+include plat/arm/board/common/board_common.mk

plat/arm/board/corstone700/sp_min/corstone700_sp_min_setup.c

+/*
+ * Copyright (c) 2019, Arm Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <plat/arm/common/plat_arm.h>
+
+void plat_arm_sp_min_early_platform_setup(u_register_t arg0, u_register_t arg1,
+			u_register_t arg2, u_register_t arg3)
+{
+	arm_sp_min_early_platform_setup((void *)arg0, arg1, arg2, (void *)arg3);
+}

plat/arm/board/corstone700/sp_min/sp_min-corstone700.mk

+#
+# Copyright (c) 2019, Arm Limited and Contributors. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+# SP_MIN source files specific to FVP platform
+BL32_SOURCES	+=	drivers/cfi/v2m/v2m_flash.c				\
+			lib/utils/mem_region.c					\
+			plat/arm/board/corstone700/corstone700_helpers.S	\
+			plat/arm/board/corstone700/corstone700_topology.c	\
+			plat/arm/board/corstone700/corstone700_security.c	\
+			plat/arm/board/corstone700/corstone700_plat.c		\
+			plat/arm/board/corstone700/corstone700_pm.c		\
+			plat/arm/board/corstone700/sp_min/corstone700_sp_min_setup.c	\
+			${CORSTONE700_GIC_SOURCES}
+
+include plat/arm/common/sp_min/arm_sp_min.mk