1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * Renesas Technology Europe RSK+ Support.
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Copyright (C) 2008 Paul Mundt
6*4882a593Smuzhiyun * Copyright (C) 2008 Peter Griffin <pgriffin@mpc-data.co.uk>
7*4882a593Smuzhiyun */
8*4882a593Smuzhiyun #include <linux/init.h>
9*4882a593Smuzhiyun #include <linux/types.h>
10*4882a593Smuzhiyun #include <linux/platform_device.h>
11*4882a593Smuzhiyun #include <linux/interrupt.h>
12*4882a593Smuzhiyun #include <linux/mtd/mtd.h>
13*4882a593Smuzhiyun #include <linux/mtd/partitions.h>
14*4882a593Smuzhiyun #include <linux/mtd/physmap.h>
15*4882a593Smuzhiyun #include <linux/mtd/map.h>
16*4882a593Smuzhiyun #include <linux/regulator/fixed.h>
17*4882a593Smuzhiyun #include <linux/regulator/machine.h>
18*4882a593Smuzhiyun #include <asm/machvec.h>
19*4882a593Smuzhiyun #include <asm/io.h>
20*4882a593Smuzhiyun
21*4882a593Smuzhiyun /* Dummy supplies, where voltage doesn't matter */
22*4882a593Smuzhiyun static struct regulator_consumer_supply dummy_supplies[] = {
23*4882a593Smuzhiyun REGULATOR_SUPPLY("vddvario", "smsc911x"),
24*4882a593Smuzhiyun REGULATOR_SUPPLY("vdd33a", "smsc911x"),
25*4882a593Smuzhiyun };
26*4882a593Smuzhiyun
27*4882a593Smuzhiyun static struct mtd_partition rsk_partitions[] = {
28*4882a593Smuzhiyun {
29*4882a593Smuzhiyun .name = "Bootloader",
30*4882a593Smuzhiyun .offset = 0x00000000,
31*4882a593Smuzhiyun .size = 0x00040000,
32*4882a593Smuzhiyun .mask_flags = MTD_WRITEABLE,
33*4882a593Smuzhiyun }, {
34*4882a593Smuzhiyun .name = "Kernel",
35*4882a593Smuzhiyun .offset = MTDPART_OFS_NXTBLK,
36*4882a593Smuzhiyun .size = 0x001c0000,
37*4882a593Smuzhiyun }, {
38*4882a593Smuzhiyun .name = "Flash_FS",
39*4882a593Smuzhiyun .offset = MTDPART_OFS_NXTBLK,
40*4882a593Smuzhiyun .size = MTDPART_SIZ_FULL,
41*4882a593Smuzhiyun }
42*4882a593Smuzhiyun };
43*4882a593Smuzhiyun
44*4882a593Smuzhiyun static struct physmap_flash_data flash_data = {
45*4882a593Smuzhiyun .parts = rsk_partitions,
46*4882a593Smuzhiyun .nr_parts = ARRAY_SIZE(rsk_partitions),
47*4882a593Smuzhiyun .width = 2,
48*4882a593Smuzhiyun };
49*4882a593Smuzhiyun
50*4882a593Smuzhiyun static struct resource flash_resource = {
51*4882a593Smuzhiyun .start = 0x20000000,
52*4882a593Smuzhiyun .end = 0x20400000,
53*4882a593Smuzhiyun .flags = IORESOURCE_MEM,
54*4882a593Smuzhiyun };
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun static struct platform_device flash_device = {
57*4882a593Smuzhiyun .name = "physmap-flash",
58*4882a593Smuzhiyun .id = -1,
59*4882a593Smuzhiyun .resource = &flash_resource,
60*4882a593Smuzhiyun .num_resources = 1,
61*4882a593Smuzhiyun .dev = {
62*4882a593Smuzhiyun .platform_data = &flash_data,
63*4882a593Smuzhiyun },
64*4882a593Smuzhiyun };
65*4882a593Smuzhiyun
66*4882a593Smuzhiyun static struct platform_device *rsk_devices[] __initdata = {
67*4882a593Smuzhiyun &flash_device,
68*4882a593Smuzhiyun };
69*4882a593Smuzhiyun
rsk_devices_setup(void)70*4882a593Smuzhiyun static int __init rsk_devices_setup(void)
71*4882a593Smuzhiyun {
72*4882a593Smuzhiyun regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
73*4882a593Smuzhiyun
74*4882a593Smuzhiyun return platform_add_devices(rsk_devices,
75*4882a593Smuzhiyun ARRAY_SIZE(rsk_devices));
76*4882a593Smuzhiyun }
77*4882a593Smuzhiyun device_initcall(rsk_devices_setup);
78*4882a593Smuzhiyun
79*4882a593Smuzhiyun /*
80*4882a593Smuzhiyun * The Machine Vector
81*4882a593Smuzhiyun */
82*4882a593Smuzhiyun static struct sh_machine_vector mv_rsk __initmv = {
83*4882a593Smuzhiyun .mv_name = "RSK+",
84*4882a593Smuzhiyun };
85