1/*
2 * SH7619 Setup
3 *
4 *  Copyright (C) 2006  Yoshinori Sato
5 *  Copyright (C) 2009  Paul Mundt
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/platform_device.h>
12#include <linux/init.h>
13#include <linux/serial.h>
14#include <linux/serial_sci.h>
15#include <linux/sh_eth.h>
16#include <linux/sh_timer.h>
17#include <linux/io.h>
18
19enum {
20	UNUSED = 0,
21
22	/* interrupt sources */
23	IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7,
24	WDT, EDMAC, CMT0, CMT1,
25	SCIF0, SCIF1, SCIF2,
26	HIF_HIFI, HIF_HIFBI,
27	DMAC0, DMAC1, DMAC2, DMAC3,
28	SIOF,
29};
30
31static struct intc_vect vectors[] __initdata = {
32	INTC_IRQ(IRQ0, 64), INTC_IRQ(IRQ1, 65),
33	INTC_IRQ(IRQ2, 66), INTC_IRQ(IRQ3, 67),
34	INTC_IRQ(IRQ4, 80), INTC_IRQ(IRQ5, 81),
35	INTC_IRQ(IRQ6, 82), INTC_IRQ(IRQ7, 83),
36	INTC_IRQ(WDT, 84), INTC_IRQ(EDMAC, 85),
37	INTC_IRQ(CMT0, 86), INTC_IRQ(CMT1, 87),
38	INTC_IRQ(SCIF0, 88), INTC_IRQ(SCIF0, 89),
39	INTC_IRQ(SCIF0, 90), INTC_IRQ(SCIF0, 91),
40	INTC_IRQ(SCIF1, 92), INTC_IRQ(SCIF1, 93),
41	INTC_IRQ(SCIF1, 94), INTC_IRQ(SCIF1, 95),
42	INTC_IRQ(SCIF2, 96), INTC_IRQ(SCIF2, 97),
43	INTC_IRQ(SCIF2, 98), INTC_IRQ(SCIF2, 99),
44	INTC_IRQ(HIF_HIFI, 100), INTC_IRQ(HIF_HIFBI, 101),
45	INTC_IRQ(DMAC0, 104), INTC_IRQ(DMAC1, 105),
46	INTC_IRQ(DMAC2, 106), INTC_IRQ(DMAC3, 107),
47	INTC_IRQ(SIOF, 108),
48};
49
50static struct intc_prio_reg prio_registers[] __initdata = {
51	{ 0xf8140006, 0, 16, 4, /* IPRA */ { IRQ0, IRQ1, IRQ2, IRQ3 } },
52	{ 0xf8140008, 0, 16, 4, /* IPRB */ { IRQ4, IRQ5, IRQ6, IRQ7 } },
53	{ 0xf8080000, 0, 16, 4, /* IPRC */ { WDT, EDMAC, CMT0, CMT1 } },
54	{ 0xf8080002, 0, 16, 4, /* IPRD */ { SCIF0, SCIF1, SCIF2 } },
55	{ 0xf8080004, 0, 16, 4, /* IPRE */ { HIF_HIFI, HIF_HIFBI } },
56	{ 0xf8080006, 0, 16, 4, /* IPRF */ { DMAC0, DMAC1, DMAC2, DMAC3 } },
57	{ 0xf8080008, 0, 16, 4, /* IPRG */ { SIOF } },
58};
59
60static DECLARE_INTC_DESC(intc_desc, "sh7619", vectors, NULL,
61			 NULL, prio_registers, NULL);
62
63static struct plat_sci_port scif0_platform_data = {
64	.flags		= UPF_BOOT_AUTOCONF,
65	.scscr		= SCSCR_RE | SCSCR_TE | SCSCR_REIE,
66	.type		= PORT_SCIF,
67};
68
69static struct resource scif0_resources[] = {
70	DEFINE_RES_MEM(0xf8400000, 0x100),
71	DEFINE_RES_IRQ(88),
72};
73
74static struct platform_device scif0_device = {
75	.name		= "sh-sci",
76	.id		= 0,
77	.resource	= scif0_resources,
78	.num_resources	= ARRAY_SIZE(scif0_resources),
79	.dev		= {
80		.platform_data	= &scif0_platform_data,
81	},
82};
83
84static struct plat_sci_port scif1_platform_data = {
85	.flags		= UPF_BOOT_AUTOCONF,
86	.scscr		= SCSCR_RE | SCSCR_TE | SCSCR_REIE,
87	.type		= PORT_SCIF,
88};
89
90static struct resource scif1_resources[] = {
91	DEFINE_RES_MEM(0xf8410000, 0x100),
92	DEFINE_RES_IRQ(92),
93};
94
95static struct platform_device scif1_device = {
96	.name		= "sh-sci",
97	.id		= 1,
98	.resource	= scif1_resources,
99	.num_resources	= ARRAY_SIZE(scif1_resources),
100	.dev		= {
101		.platform_data	= &scif1_platform_data,
102	},
103};
104
105static struct plat_sci_port scif2_platform_data = {
106	.flags		= UPF_BOOT_AUTOCONF,
107	.scscr		= SCSCR_RE | SCSCR_TE | SCSCR_REIE,
108	.type		= PORT_SCIF,
109};
110
111static struct resource scif2_resources[] = {
112	DEFINE_RES_MEM(0xf8420000, 0x100),
113	DEFINE_RES_IRQ(96),
114};
115
116static struct platform_device scif2_device = {
117	.name		= "sh-sci",
118	.id		= 2,
119	.resource	= scif2_resources,
120	.num_resources	= ARRAY_SIZE(scif2_resources),
121	.dev		= {
122		.platform_data	= &scif2_platform_data,
123	},
124};
125
126static struct sh_eth_plat_data eth_platform_data = {
127	.phy		= 1,
128	.edmac_endian	= EDMAC_LITTLE_ENDIAN,
129	.phy_interface	= PHY_INTERFACE_MODE_MII,
130};
131
132static struct resource eth_resources[] = {
133	[0] = {
134		.start = 0xfb000000,
135		.end = 0xfb0001c7,
136		.flags = IORESOURCE_MEM,
137	},
138	[1] = {
139		.start = 85,
140		.end = 85,
141		.flags = IORESOURCE_IRQ,
142	},
143};
144
145static struct platform_device eth_device = {
146	.name = "sh7619-ether",
147	.id = -1,
148	.dev = {
149		.platform_data = &eth_platform_data,
150	},
151	.num_resources = ARRAY_SIZE(eth_resources),
152	.resource = eth_resources,
153};
154
155static struct sh_timer_config cmt_platform_data = {
156	.channels_mask = 3,
157};
158
159static struct resource cmt_resources[] = {
160	DEFINE_RES_MEM(0xf84a0070, 0x10),
161	DEFINE_RES_IRQ(86),
162	DEFINE_RES_IRQ(87),
163};
164
165static struct platform_device cmt_device = {
166	.name		= "sh-cmt-16",
167	.id		= 0,
168	.dev = {
169		.platform_data	= &cmt_platform_data,
170	},
171	.resource	= cmt_resources,
172	.num_resources	= ARRAY_SIZE(cmt_resources),
173};
174
175static struct platform_device *sh7619_devices[] __initdata = {
176	&scif0_device,
177	&scif1_device,
178	&scif2_device,
179	&eth_device,
180	&cmt_device,
181};
182
183static int __init sh7619_devices_setup(void)
184{
185	return platform_add_devices(sh7619_devices,
186				    ARRAY_SIZE(sh7619_devices));
187}
188arch_initcall(sh7619_devices_setup);
189
190void __init plat_irq_setup(void)
191{
192	register_intc_controller(&intc_desc);
193}
194
195static struct platform_device *sh7619_early_devices[] __initdata = {
196	&scif0_device,
197	&scif1_device,
198	&scif2_device,
199	&cmt_device,
200};
201
202#define STBCR3 0xf80a0000
203
204void __init plat_early_device_setup(void)
205{
206	/* enable CMT clock */
207	__raw_writeb(__raw_readb(STBCR3) & ~0x10, STBCR3);
208
209	early_platform_add_devices(sh7619_early_devices,
210				   ARRAY_SIZE(sh7619_early_devices));
211}
212