blob: 2685ea03b0642bf7a653b52e09b5966d037df49f [file] [log] [blame]
Peter Griffin6feb3482008-11-28 22:56:45 +09001/*
Paul Mundtea0aac12008-12-08 14:32:03 +09002 * Renesas Technology Europe RSK+ Support.
Peter Griffin6feb3482008-11-28 22:56:45 +09003 *
Paul Mundtea0aac12008-12-08 14:32:03 +09004 * Copyright (C) 2008 Paul Mundt
Peter Griffin6feb3482008-11-28 22:56:45 +09005 * 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>
Guennadi Liakhovetski1190ef92012-06-27 00:50:07 +020019#include <linux/regulator/fixed.h>
20#include <linux/regulator/machine.h>
Peter Griffin6feb3482008-11-28 22:56:45 +090021#include <asm/machvec.h>
22#include <asm/io.h>
23
Guennadi Liakhovetski1190ef92012-06-27 00:50:07 +020024/* Dummy supplies, where voltage doesn't matter */
25static struct regulator_consumer_supply dummy_supplies[] = {
26 REGULATOR_SUPPLY("vddvario", "smsc911x"),
27 REGULATOR_SUPPLY("vdd33a", "smsc911x"),
28};
29
Paul Mundt603129a2012-01-12 13:47:42 +090030static const char *part_probes[] = { "cmdlinepart", NULL };
31
Paul Mundtea0aac12008-12-08 14:32:03 +090032static struct mtd_partition rsk_partitions[] = {
Peter Griffin6feb3482008-11-28 22:56:45 +090033 {
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
49static struct physmap_flash_data flash_data = {
Paul Mundt603129a2012-01-12 13:47:42 +090050 .parts = rsk_partitions,
51 .nr_parts = ARRAY_SIZE(rsk_partitions),
52 .width = 2,
53 .part_probe_types = part_probes,
Peter Griffin6feb3482008-11-28 22:56:45 +090054};
55
56static struct resource flash_resource = {
57 .start = 0x20000000,
58 .end = 0x20400000,
59 .flags = IORESOURCE_MEM,
60};
61
62static 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
Paul Mundtea0aac12008-12-08 14:32:03 +090072static struct platform_device *rsk_devices[] __initdata = {
Peter Griffin6feb3482008-11-28 22:56:45 +090073 &flash_device,
74};
75
Paul Mundtea0aac12008-12-08 14:32:03 +090076static int __init rsk_devices_setup(void)
Peter Griffin6feb3482008-11-28 22:56:45 +090077{
Guennadi Liakhovetski1190ef92012-06-27 00:50:07 +020078 regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
79
Paul Mundtea0aac12008-12-08 14:32:03 +090080 return platform_add_devices(rsk_devices,
81 ARRAY_SIZE(rsk_devices));
Peter Griffin6feb3482008-11-28 22:56:45 +090082}
Paul Mundtea0aac12008-12-08 14:32:03 +090083device_initcall(rsk_devices_setup);
Peter Griffin6feb3482008-11-28 22:56:45 +090084
85/*
86 * The Machine Vector
87 */
Paul Mundtea0aac12008-12-08 14:32:03 +090088static struct sh_machine_vector mv_rsk __initmv = {
89 .mv_name = "RSK+",
Peter Griffin6feb3482008-11-28 22:56:45 +090090};