18c2ecf20Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0 28c2ecf20Sopenharmony_cimenuconfig ARCH_VEXPRESS 38c2ecf20Sopenharmony_ci bool "ARM Ltd. Versatile Express family" 48c2ecf20Sopenharmony_ci depends on ARCH_MULTI_V7 58c2ecf20Sopenharmony_ci select ARCH_SUPPORTS_BIG_ENDIAN 68c2ecf20Sopenharmony_ci select ARM_AMBA 78c2ecf20Sopenharmony_ci select ARM_GIC 88c2ecf20Sopenharmony_ci select ARM_GLOBAL_TIMER 98c2ecf20Sopenharmony_ci select ARM_TIMER_SP804 108c2ecf20Sopenharmony_ci select GPIOLIB 118c2ecf20Sopenharmony_ci select HAVE_ARM_SCU if SMP 128c2ecf20Sopenharmony_ci select HAVE_ARM_TWD if SMP 138c2ecf20Sopenharmony_ci select HAVE_PATA_PLATFORM 148c2ecf20Sopenharmony_ci select ICST 158c2ecf20Sopenharmony_ci select NO_IOPORT_MAP 168c2ecf20Sopenharmony_ci select PLAT_VERSATILE 178c2ecf20Sopenharmony_ci select POWER_RESET 188c2ecf20Sopenharmony_ci select POWER_RESET_VEXPRESS 198c2ecf20Sopenharmony_ci select POWER_SUPPLY 208c2ecf20Sopenharmony_ci select REGULATOR if MMC_ARMMMCI 218c2ecf20Sopenharmony_ci select REGULATOR_FIXED_VOLTAGE if REGULATOR 228c2ecf20Sopenharmony_ci select VEXPRESS_CONFIG 238c2ecf20Sopenharmony_ci help 248c2ecf20Sopenharmony_ci This option enables support for systems using Cortex processor based 258c2ecf20Sopenharmony_ci ARM core and logic (FPGA) tiles on the Versatile Express motherboard, 268c2ecf20Sopenharmony_ci for example: 278c2ecf20Sopenharmony_ci 288c2ecf20Sopenharmony_ci - CoreTile Express A5x2 (V2P-CA5s) 298c2ecf20Sopenharmony_ci - CoreTile Express A9x4 (V2P-CA9) 308c2ecf20Sopenharmony_ci - CoreTile Express A15x2 (V2P-CA15) 318c2ecf20Sopenharmony_ci - LogicTile Express 13MG (V2F-2XV6) with A5, A7, A9 or A15 SMMs 328c2ecf20Sopenharmony_ci (Soft Macrocell Models) 338c2ecf20Sopenharmony_ci - Versatile Express RTSMs (Models) 348c2ecf20Sopenharmony_ci 358c2ecf20Sopenharmony_ci You must boot using a Flattened Device Tree in order to use these 368c2ecf20Sopenharmony_ci platforms. The traditional (ATAGs) boot method is not usable on 378c2ecf20Sopenharmony_ci these boards with this option. 388c2ecf20Sopenharmony_ci 398c2ecf20Sopenharmony_ciif ARCH_VEXPRESS 408c2ecf20Sopenharmony_ci 418c2ecf20Sopenharmony_ciconfig ARCH_VEXPRESS_CORTEX_A5_A9_ERRATA 428c2ecf20Sopenharmony_ci bool "Enable A5 and A9 only errata work-arounds" 438c2ecf20Sopenharmony_ci default y 448c2ecf20Sopenharmony_ci select ARM_ERRATA_643719 if SMP 458c2ecf20Sopenharmony_ci select ARM_ERRATA_720789 468c2ecf20Sopenharmony_ci select PL310_ERRATA_753970 if CACHE_L2X0 478c2ecf20Sopenharmony_ci help 488c2ecf20Sopenharmony_ci Provides common dependencies for Versatile Express platforms 498c2ecf20Sopenharmony_ci based on Cortex-A5 and Cortex-A9 processors. In order to 508c2ecf20Sopenharmony_ci build a working kernel, you must also enable relevant core 518c2ecf20Sopenharmony_ci tile support or Flattened Device Tree based support options. 528c2ecf20Sopenharmony_ci 538c2ecf20Sopenharmony_ciconfig ARCH_VEXPRESS_DCSCB 548c2ecf20Sopenharmony_ci bool "Dual Cluster System Control Block (DCSCB) support" 558c2ecf20Sopenharmony_ci depends on MCPM 568c2ecf20Sopenharmony_ci select ARM_CCI400_PORT_CTRL 578c2ecf20Sopenharmony_ci help 588c2ecf20Sopenharmony_ci Support for the Dual Cluster System Configuration Block (DCSCB). 598c2ecf20Sopenharmony_ci This is needed to provide CPU and cluster power management 608c2ecf20Sopenharmony_ci on RTSM implementing big.LITTLE. 618c2ecf20Sopenharmony_ci 628c2ecf20Sopenharmony_ciconfig ARCH_VEXPRESS_SPC 638c2ecf20Sopenharmony_ci bool "Versatile Express Serial Power Controller (SPC)" 648c2ecf20Sopenharmony_ci select PM_OPP 658c2ecf20Sopenharmony_ci help 668c2ecf20Sopenharmony_ci The TC2 (A15x2 A7x3) versatile express core tile integrates a logic 678c2ecf20Sopenharmony_ci block called Serial Power Controller (SPC) that provides the interface 688c2ecf20Sopenharmony_ci between the dual cluster test-chip and the M3 microcontroller that 698c2ecf20Sopenharmony_ci carries out power management. 708c2ecf20Sopenharmony_ci 718c2ecf20Sopenharmony_ciconfig ARCH_VEXPRESS_TC2_PM 728c2ecf20Sopenharmony_ci bool "Versatile Express TC2 power management" 738c2ecf20Sopenharmony_ci depends on MCPM 748c2ecf20Sopenharmony_ci select ARM_CCI400_PORT_CTRL 758c2ecf20Sopenharmony_ci select ARCH_VEXPRESS_SPC 768c2ecf20Sopenharmony_ci select ARM_CPU_SUSPEND 778c2ecf20Sopenharmony_ci help 788c2ecf20Sopenharmony_ci Support for CPU and cluster power management on Versatile Express 798c2ecf20Sopenharmony_ci with a TC2 (A15x2 A7x3) big.LITTLE core tile. 808c2ecf20Sopenharmony_ci 818c2ecf20Sopenharmony_ciendif 82