1 /* 2 * Renesas Technology Europe RSK+ Support. 3 * 4 * Copyright (C) 2008 Paul Mundt 5 * Copyright (C) 2008 Peter Griffin <pgriffin@mpc-data.co.uk> 6 * 7 * This file is subject to the terms and conditions of the GNU General Public 8 * License. See the file "COPYING" in the main directory of this archive 9 * for more details. 10 */ 11 #include <linux/init.h> 12 #include <linux/types.h> 13 #include <linux/platform_device.h> 14 #include <linux/interrupt.h> 15 #include <linux/mtd/mtd.h> 16 #include <linux/mtd/partitions.h> 17 #include <linux/mtd/physmap.h> 18 #include <linux/mtd/map.h> 19 #include <linux/regulator/fixed.h> 20 #include <linux/regulator/machine.h> 21 #include <asm/machvec.h> 22 #include <asm/io.h> 23 24 /* Dummy supplies, where voltage doesn't matter */ 25 static struct regulator_consumer_supply dummy_supplies[] = { 26 REGULATOR_SUPPLY("vddvario", "smsc911x"), 27 REGULATOR_SUPPLY("vdd33a", "smsc911x"), 28 }; 29 30 static const char *part_probes[] = { "cmdlinepart", NULL }; 31 32 static struct mtd_partition rsk_partitions[] = { 33 { 34 .name = "Bootloader", 35 .offset = 0x00000000, 36 .size = 0x00040000, 37 .mask_flags = MTD_WRITEABLE, 38 }, { 39 .name = "Kernel", 40 .offset = MTDPART_OFS_NXTBLK, 41 .size = 0x001c0000, 42 }, { 43 .name = "Flash_FS", 44 .offset = MTDPART_OFS_NXTBLK, 45 .size = MTDPART_SIZ_FULL, 46 } 47 }; 48 49 static struct physmap_flash_data flash_data = { 50 .parts = rsk_partitions, 51 .nr_parts = ARRAY_SIZE(rsk_partitions), 52 .width = 2, 53 .part_probe_types = part_probes, 54 }; 55 56 static struct resource flash_resource = { 57 .start = 0x20000000, 58 .end = 0x20400000, 59 .flags = IORESOURCE_MEM, 60 }; 61 62 static struct platform_device flash_device = { 63 .name = "physmap-flash", 64 .id = -1, 65 .resource = &flash_resource, 66 .num_resources = 1, 67 .dev = { 68 .platform_data = &flash_data, 69 }, 70 }; 71 72 static struct platform_device *rsk_devices[] __initdata = { 73 &flash_device, 74 }; 75 76 static int __init rsk_devices_setup(void) 77 { 78 regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies)); 79 80 return platform_add_devices(rsk_devices, 81 ARRAY_SIZE(rsk_devices)); 82 } 83 device_initcall(rsk_devices_setup); 84 85 /* 86 * The Machine Vector 87 */ 88 static struct sh_machine_vector mv_rsk __initmv = { 89 .mv_name = "RSK+", 90 }; 91