aboutsummaryrefslogtreecommitdiff
path: root/arch/sh/boards/renesas/r7780rp/setup.c
blob: b941aa0aa34e60b8397e235ed5260cd87e932516 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
/*
 * arch/sh/boards/renesas/r7780rp/setup.c
 *
 * Copyright (C) 2002 Atom Create Engineering Co., Ltd.
 * Copyright (C) 2005, 2006 Paul Mundt
 *
 * Renesas Solutions Highlander R7780RP-1 Support.
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 */
#include <linux/init.h>
#include <linux/platform_device.h>
#include <asm/machvec.h>
#include <asm/r7780rp/r7780rp.h>
#include <asm/clock.h>
#include <asm/io.h>

extern void heartbeat_r7780rp(void);
extern void init_r7780rp_IRQ(void);

static struct resource m66596_usb_host_resources[] = {
	[0] = {
		.start	= 0xa4800000,
		.end	= 0xa4ffffff,
		.flags	= IORESOURCE_MEM,
	},
	[1] = {
		.start	= 6,		/* irq number */
		.end	= 6,
		.flags	= IORESOURCE_IRQ,
	},
};

static struct platform_device m66596_usb_host_device = {
	.name		= "m66596-hcd",
	.id		= 0,
	.dev = {
		.dma_mask		= NULL,		/* don't use dma */
		.coherent_dma_mask	= 0xffffffff,
	},
	.num_resources	= ARRAY_SIZE(m66596_usb_host_resources),
	.resource	= m66596_usb_host_resources,
};

static struct platform_device *r7780rp_devices[] __initdata = {
	&m66596_usb_host_device,
};

static int __init r7780rp_devices_setup(void)
{
	return platform_add_devices(r7780rp_devices,
				    ARRAY_SIZE(r7780rp_devices));
}

/*
 * Platform specific clocks
 */
static void ivdr_clk_enable(struct clk *clk)
{
	ctrl_outw(ctrl_inw(PA_IVDRCTL) | (1 << 8), PA_IVDRCTL);
}

static void ivdr_clk_disable(struct clk *clk)
{
	ctrl_outw(ctrl_inw(PA_IVDRCTL) & ~(1 << 8), PA_IVDRCTL);
}

static struct clk_ops ivdr_clk_ops = {
	.enable		= ivdr_clk_enable,
	.disable	= ivdr_clk_disable,
};

static struct clk ivdr_clk = {
	.name		= "ivdr_clk",
	.ops		= &ivdr_clk_ops,
};

static struct clk *r7780rp_clocks[] = {
	&ivdr_clk,
};

static void r7780rp_power_off(void)
{
#ifdef CONFIG_SH_R7780MP
	ctrl_outw(0x0001, PA_POFF);
#endif
}

/*
 * Initialize the board
 */
static void __init r7780rp_setup(char **cmdline_p)
{
	u16 ver = ctrl_inw(PA_VERREG);
	int i;

	device_initcall(r7780rp_devices_setup);

	printk(KERN_INFO "Renesas Solutions Highlander R7780RP-1 support.\n");

	printk(KERN_INFO "Board version: %d (revision %d), "
			 "FPGA version: %d (revision %d)\n",
			 (ver >> 12) & 0xf, (ver >> 8) & 0xf,
			 (ver >>  4) & 0xf, ver & 0xf);

	/*
	 * Enable the important clocks right away..
	 */
	for (i = 0; i < ARRAY_SIZE(r7780rp_clocks); i++) {
		struct clk *clk = r7780rp_clocks[i];

		clk_register(clk);
		clk_enable(clk);
	}

	ctrl_outw(0x0000, PA_OBLED);	/* Clear LED. */
#ifndef CONFIG_SH_R7780MP
	ctrl_outw(0x0001, PA_SDPOW);	/* SD Power ON */
#endif
	ctrl_outw(ctrl_inw(PA_IVDRCTL) | 0x0100, PA_IVDRCTL);	/* Si13112 */

	pm_power_off = r7780rp_power_off;
}

/*
 * The Machine Vector
 */
struct sh_machine_vector mv_r7780rp __initmv = {
	.mv_name		= "Highlander R7780RP-1",
	.mv_setup		= r7780rp_setup,

	.mv_nr_irqs		= 109,

	.mv_inb			= r7780rp_inb,
	.mv_inw			= r7780rp_inw,
	.mv_inl			= r7780rp_inl,
	.mv_outb		= r7780rp_outb,
	.mv_outw		= r7780rp_outw,
	.mv_outl		= r7780rp_outl,

	.mv_inb_p		= r7780rp_inb_p,
	.mv_inw_p		= r7780rp_inw,
	.mv_inl_p		= r7780rp_inl,
	.mv_outb_p		= r7780rp_outb_p,
	.mv_outw_p		= r7780rp_outw,
	.mv_outl_p		= r7780rp_outl,

	.mv_insb		= r7780rp_insb,
	.mv_insw		= r7780rp_insw,
	.mv_insl		= r7780rp_insl,
	.mv_outsb		= r7780rp_outsb,
	.mv_outsw		= r7780rp_outsw,
	.mv_outsl		= r7780rp_outsl,

	.mv_ioport_map		= r7780rp_ioport_map,
	.mv_init_irq		= init_r7780rp_IRQ,
#ifdef CONFIG_HEARTBEAT
	.mv_heartbeat		= heartbeat_r7780rp,
#endif
};
ALIAS_MV(r7780rp)