1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * arch/arm/mach-spear13xx/spear1310.c 4 * 5 * SPEAr1310 machine source file 6 * 7 * Copyright (C) 2012 ST Microelectronics 8 * Viresh Kumar <vireshk@kernel.org> 9 */ 10 11 #define pr_fmt(fmt) "SPEAr1310: " fmt 12 13 #include <linux/amba/pl022.h> 14 #include <linux/pata_arasan_cf_data.h> 15 #include <asm/mach/arch.h> 16 #include <asm/mach/map.h> 17 #include "generic.h" 18 #include "spear.h" 19 20 /* Base addresses */ 21 #define SPEAR1310_RAS_GRP1_BASE UL(0xD8000000) 22 #define VA_SPEAR1310_RAS_GRP1_BASE UL(0xFA000000) 23 24 static void __init spear1310_dt_init(void) 25 { 26 platform_device_register_simple("spear-cpufreq", -1, NULL, 0); 27 } 28 29 static const char * const spear1310_dt_board_compat[] = { 30 "st,spear1310", 31 "st,spear1310-evb", 32 NULL, 33 }; 34 35 /* 36 * Following will create 16MB static virtual/physical mappings 37 * PHYSICAL VIRTUAL 38 * 0xD8000000 0xFA000000 39 */ 40 static struct map_desc spear1310_io_desc[] __initdata = { 41 { 42 .virtual = VA_SPEAR1310_RAS_GRP1_BASE, 43 .pfn = __phys_to_pfn(SPEAR1310_RAS_GRP1_BASE), 44 .length = SZ_16M, 45 .type = MT_DEVICE 46 }, 47 }; 48 49 static void __init spear1310_map_io(void) 50 { 51 iotable_init(spear1310_io_desc, ARRAY_SIZE(spear1310_io_desc)); 52 spear13xx_map_io(); 53 } 54 55 DT_MACHINE_START(SPEAR1310_DT, "ST SPEAr1310 SoC with Flattened Device Tree") 56 .smp = smp_ops(spear13xx_smp_ops), 57 .map_io = spear1310_map_io, 58 .init_time = spear13xx_timer_init, 59 .init_machine = spear1310_dt_init, 60 .restart = spear_restart, 61 .dt_compat = spear1310_dt_board_compat, 62 MACHINE_END 63