18c2ecf20Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * sh73a0 processor support 48c2ecf20Sopenharmony_ci * 58c2ecf20Sopenharmony_ci * Copyright (C) 2010 Takashi Yoshii 68c2ecf20Sopenharmony_ci * Copyright (C) 2010 Magnus Damm 78c2ecf20Sopenharmony_ci * Copyright (C) 2008 Yoshihiro Shimoda 88c2ecf20Sopenharmony_ci */ 98c2ecf20Sopenharmony_ci#include <linux/kernel.h> 108c2ecf20Sopenharmony_ci#include <linux/init.h> 118c2ecf20Sopenharmony_ci#include <linux/interrupt.h> 128c2ecf20Sopenharmony_ci#include <linux/irq.h> 138c2ecf20Sopenharmony_ci#include <linux/delay.h> 148c2ecf20Sopenharmony_ci#include <linux/input.h> 158c2ecf20Sopenharmony_ci#include <linux/io.h> 168c2ecf20Sopenharmony_ci 178c2ecf20Sopenharmony_ci#include <asm/hardware/cache-l2x0.h> 188c2ecf20Sopenharmony_ci#include <asm/mach/map.h> 198c2ecf20Sopenharmony_ci#include <asm/mach/arch.h> 208c2ecf20Sopenharmony_ci#include <asm/mach/time.h> 218c2ecf20Sopenharmony_ci 228c2ecf20Sopenharmony_ci#include "common.h" 238c2ecf20Sopenharmony_ci#include "sh73a0.h" 248c2ecf20Sopenharmony_ci 258c2ecf20Sopenharmony_cistatic struct map_desc sh73a0_io_desc[] __initdata = { 268c2ecf20Sopenharmony_ci /* create a 1:1 identity mapping for 0xe6xxxxxx 278c2ecf20Sopenharmony_ci * used by CPGA, INTC and PFC. 288c2ecf20Sopenharmony_ci */ 298c2ecf20Sopenharmony_ci { 308c2ecf20Sopenharmony_ci .virtual = 0xe6000000, 318c2ecf20Sopenharmony_ci .pfn = __phys_to_pfn(0xe6000000), 328c2ecf20Sopenharmony_ci .length = 256 << 20, 338c2ecf20Sopenharmony_ci .type = MT_DEVICE_NONSHARED 348c2ecf20Sopenharmony_ci }, 358c2ecf20Sopenharmony_ci}; 368c2ecf20Sopenharmony_ci 378c2ecf20Sopenharmony_cistatic void __init sh73a0_map_io(void) 388c2ecf20Sopenharmony_ci{ 398c2ecf20Sopenharmony_ci debug_ll_io_init(); 408c2ecf20Sopenharmony_ci iotable_init(sh73a0_io_desc, ARRAY_SIZE(sh73a0_io_desc)); 418c2ecf20Sopenharmony_ci} 428c2ecf20Sopenharmony_ci 438c2ecf20Sopenharmony_cistatic void __init sh73a0_generic_init(void) 448c2ecf20Sopenharmony_ci{ 458c2ecf20Sopenharmony_ci#ifdef CONFIG_CACHE_L2X0 468c2ecf20Sopenharmony_ci /* Shared attribute override enable, 64K*8way */ 478c2ecf20Sopenharmony_ci l2x0_init(IOMEM(0xf0100000), 0x00400000, 0xc20f0fff); 488c2ecf20Sopenharmony_ci#endif 498c2ecf20Sopenharmony_ci} 508c2ecf20Sopenharmony_ci 518c2ecf20Sopenharmony_cistatic const char *const sh73a0_boards_compat_dt[] __initconst = { 528c2ecf20Sopenharmony_ci "renesas,sh73a0", 538c2ecf20Sopenharmony_ci NULL, 548c2ecf20Sopenharmony_ci}; 558c2ecf20Sopenharmony_ci 568c2ecf20Sopenharmony_ciDT_MACHINE_START(SH73A0_DT, "Generic SH73A0 (Flattened Device Tree)") 578c2ecf20Sopenharmony_ci .smp = smp_ops(sh73a0_smp_ops), 588c2ecf20Sopenharmony_ci .map_io = sh73a0_map_io, 598c2ecf20Sopenharmony_ci .init_machine = sh73a0_generic_init, 608c2ecf20Sopenharmony_ci .init_late = shmobile_init_late, 618c2ecf20Sopenharmony_ci .dt_compat = sh73a0_boards_compat_dt, 628c2ecf20Sopenharmony_ciMACHINE_END 63