xref: /linux/arch/sh/boards/mach-x3proto/setup.c (revision cc4589ebfae6f8dbb5cf880a0a67eedab3416492) 
1 /*
2  * arch/sh/boards/renesas/x3proto/setup.c
3  *
4  * Renesas SH-X3 Prototype Board Support.
5  *
6  * Copyright (C) 2007 - 2008 Paul Mundt
7  *
8  * This file is subject to the terms and conditions of the GNU General Public
9  * License.  See the file "COPYING" in the main directory of this archive
10  * for more details.
11  */
12 #include <linux/init.h>
13 #include <linux/platform_device.h>
14 #include <linux/kernel.h>
15 #include <linux/io.h>
16 #include <linux/smc91x.h>
17 #include <linux/irq.h>
18 #include <linux/interrupt.h>
19 #include <linux/usb/r8a66597.h>
20 #include <linux/usb/m66592.h>
21 #include <asm/ilsel.h>
22 #include <asm/smp-ops.h>
23 
24 static struct resource heartbeat_resources[] = {
25 	[0] = {
26 		.start	= 0xb8140020,
27 		.end	= 0xb8140020,
28 		.flags	= IORESOURCE_MEM,
29 	},
30 };
31 
32 static struct platform_device heartbeat_device = {
33 	.name		= "heartbeat",
34 	.id		= -1,
35 	.num_resources	= ARRAY_SIZE(heartbeat_resources),
36 	.resource	= heartbeat_resources,
37 };
38 
39 static struct smc91x_platdata smc91x_info = {
40 	.flags	= SMC91X_USE_16BIT | SMC91X_NOWAIT,
41 };
42 
43 static struct resource smc91x_resources[] = {
44 	[0] = {
45 		.start		= 0x18000300,
46 		.end		= 0x18000300 + 0x10 - 1,
47 		.flags		= IORESOURCE_MEM,
48 	},
49 	[1] = {
50 		/* Filled in by ilsel */
51 		.flags		= IORESOURCE_IRQ,
52 	},
53 };
54 
55 static struct platform_device smc91x_device = {
56 	.name		= "smc91x",
57 	.id		= -1,
58 	.resource	= smc91x_resources,
59 	.num_resources	= ARRAY_SIZE(smc91x_resources),
60 	.dev	= {
61 		.platform_data = &smc91x_info,
62 	},
63 };
64 
65 static struct r8a66597_platdata r8a66597_data = {
66 	.xtal = R8A66597_PLATDATA_XTAL_12MHZ,
67 	.vif = 1,
68 };
69 
70 static struct resource r8a66597_usb_host_resources[] = {
71 	[0] = {
72 		.start	= 0x18040000,
73 		.end	= 0x18080000 - 1,
74 		.flags	= IORESOURCE_MEM,
75 	},
76 	[1] = {
77 		/* Filled in by ilsel */
78 		.flags	= IORESOURCE_IRQ | IRQF_TRIGGER_LOW,
79 	},
80 };
81 
82 static struct platform_device r8a66597_usb_host_device = {
83 	.name		= "r8a66597_hcd",
84 	.id		= -1,
85 	.dev = {
86 		.dma_mask		= NULL,		/* don't use dma */
87 		.coherent_dma_mask	= 0xffffffff,
88 		.platform_data		= &r8a66597_data,
89 	},
90 	.num_resources	= ARRAY_SIZE(r8a66597_usb_host_resources),
91 	.resource	= r8a66597_usb_host_resources,
92 };
93 
94 static struct m66592_platdata usbf_platdata = {
95 	.xtal = M66592_PLATDATA_XTAL_24MHZ,
96 	.vif = 1,
97 };
98 
99 static struct resource m66592_usb_peripheral_resources[] = {
100 	[0] = {
101 		.name	= "m66592_udc",
102 		.start	= 0x18080000,
103 		.end	= 0x180c0000 - 1,
104 		.flags	= IORESOURCE_MEM,
105 	},
106 	[1] = {
107 		.name	= "m66592_udc",
108 		/* Filled in by ilsel */
109 		.flags	= IORESOURCE_IRQ,
110 	},
111 };
112 
113 static struct platform_device m66592_usb_peripheral_device = {
114 	.name		= "m66592_udc",
115 	.id		= -1,
116 	.dev = {
117 		.dma_mask		= NULL,		/* don't use dma */
118 		.coherent_dma_mask	= 0xffffffff,
119 		.platform_data		= &usbf_platdata,
120 	},
121 	.num_resources	= ARRAY_SIZE(m66592_usb_peripheral_resources),
122 	.resource	= m66592_usb_peripheral_resources,
123 };
124 
125 static struct platform_device *x3proto_devices[] __initdata = {
126 	&heartbeat_device,
127 	&smc91x_device,
128 	&r8a66597_usb_host_device,
129 	&m66592_usb_peripheral_device,
130 };
131 
132 static int __init x3proto_devices_setup(void)
133 {
134 	r8a66597_usb_host_resources[1].start =
135 		r8a66597_usb_host_resources[1].end = ilsel_enable(ILSEL_USBH_I);
136 
137 	m66592_usb_peripheral_resources[1].start =
138 		m66592_usb_peripheral_resources[1].end = ilsel_enable(ILSEL_USBP_I);
139 
140 	smc91x_resources[1].start =
141 		smc91x_resources[1].end = ilsel_enable(ILSEL_LAN);
142 
143 	return platform_add_devices(x3proto_devices,
144 				    ARRAY_SIZE(x3proto_devices));
145 }
146 device_initcall(x3proto_devices_setup);
147 
148 static void __init x3proto_init_irq(void)
149 {
150 	plat_irq_setup_pins(IRQ_MODE_IRL3210);
151 
152 	/* Set ICR0.LVLMODE */
153 	__raw_writel(__raw_readl(0xfe410000) | (1 << 21), 0xfe410000);
154 }
155 
156 static void __init x3proto_setup(char **cmdline_p)
157 {
158 	register_smp_ops(&shx3_smp_ops);
159 }
160 
161 static struct sh_machine_vector mv_x3proto __initmv = {
162 	.mv_name		= "x3proto",
163 	.mv_setup		= x3proto_setup,
164 	.mv_init_irq		= x3proto_init_irq,
165 };
166