projects / mirror_ubuntu-bionic-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| e3978dc7 VK |
1 | /* |
| 2 | * arch/arm/mach-spear13xx/spear1310.c | |
| 3 | * | |
| 4 | * SPEAr1310 machine source file | |
| 5 | * | |
| 6 | * Copyright (C) 2012 ST Microelectronics | |
| 10d8935f | 7 | * Viresh Kumar <viresh.linux@gmail.com> |
| e3978dc7 VK |
8 | * |
| 9 | * This file is licensed under the terms of the GNU General Public | |
| 10 | * License version 2. This program is licensed "as is" without any | |
| 11 | * warranty of any kind, whether express or implied. | |
| 12 | */ | |
| 13 | ||
| 14 | #define pr_fmt(fmt) "SPEAr1310: " fmt | |
| 15 | ||
| 16 | #include <linux/amba/pl022.h> | |
| 17 | #include <linux/of_platform.h> | |
| 300a6856 | 18 | #include <linux/pata_arasan_cf_data.h> |
| e3978dc7 VK |
19 | #include <asm/mach/arch.h> |
| 20 | #include <asm/mach/map.h> | |
| 2b9c613c | 21 | #include "generic.h" |
| e3978dc7 VK |
22 | #include <mach/spear.h> |
| 23 | ||
| 24 | /* Base addresses */ | |
| 07e812a0 VKS |
25 | #define SPEAR1310_RAS_GRP1_BASE UL(0xD8000000) |
| 26 | #define VA_SPEAR1310_RAS_GRP1_BASE UL(0xFA000000) | |
| 07e812a0 | 27 | |
| e3978dc7 VK |
28 | static void __init spear1310_dt_init(void) |
| 29 | { | |
| 6e8887f6 | 30 | of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); |
| e3978dc7 VK |
31 | } |
| 32 | ||
| 33 | static const char * const spear1310_dt_board_compat[] = { | |
| 34 | "st,spear1310", | |
| 35 | "st,spear1310-evb", | |
| 36 | NULL, | |
| 37 | }; | |
| 38 | ||
| 39 | /* | |
| 40 | * Following will create 16MB static virtual/physical mappings | |
| 41 | * PHYSICAL VIRTUAL | |
| 42 | * 0xD8000000 0xFA000000 | |
| 43 | */ | |
| 44 | struct map_desc spear1310_io_desc[] __initdata = { | |
| 45 | { | |
| 46 | .virtual = VA_SPEAR1310_RAS_GRP1_BASE, | |
| 47 | .pfn = __phys_to_pfn(SPEAR1310_RAS_GRP1_BASE), | |
| 48 | .length = SZ_16M, | |
| 49 | .type = MT_DEVICE | |
| 50 | }, | |
| 51 | }; | |
| 52 | ||
| 53 | static void __init spear1310_map_io(void) | |
| 54 | { | |
| 55 | iotable_init(spear1310_io_desc, ARRAY_SIZE(spear1310_io_desc)); | |
| 56 | spear13xx_map_io(); | |
| 57 | } | |
| 58 | ||
| 59 | DT_MACHINE_START(SPEAR1310_DT, "ST SPEAr1310 SoC with Flattened Device Tree") | |
| 2d8b21d9 | 60 | .smp = smp_ops(spear13xx_smp_ops), |
| e3978dc7 | 61 | .map_io = spear1310_map_io, |
| 6bb27d73 | 62 | .init_time = spear13xx_timer_init, |
| e3978dc7 VK |
63 | .init_machine = spear1310_dt_init, |
| 64 | .restart = spear_restart, | |
| 65 | .dt_compat = spear1310_dt_board_compat, | |
| 66 | MACHINE_END |