xref: /openbmc/linux/arch/sh/boards/mach-se/7343/setup.c (revision b627b4ed)
1 #include <linux/init.h>
2 #include <linux/platform_device.h>
3 #include <linux/mtd/physmap.h>
4 #include <linux/serial_8250.h>
5 #include <linux/serial_reg.h>
6 #include <linux/usb/isp116x.h>
7 #include <linux/delay.h>
8 #include <asm/machvec.h>
9 #include <mach-se/mach/se7343.h>
10 #include <asm/heartbeat.h>
11 #include <asm/irq.h>
12 #include <asm/io.h>
13 
14 static struct resource heartbeat_resources[] = {
15 	[0] = {
16 		.start	= PA_LED,
17 		.end	= PA_LED,
18 		.flags	= IORESOURCE_MEM,
19 	},
20 };
21 
22 static struct heartbeat_data heartbeat_data = {
23 	.regsize = 16,
24 };
25 
26 static struct platform_device heartbeat_device = {
27 	.name		= "heartbeat",
28 	.id		= -1,
29 	.dev = {
30 		.platform_data = &heartbeat_data,
31 	},
32 	.num_resources	= ARRAY_SIZE(heartbeat_resources),
33 	.resource	= heartbeat_resources,
34 };
35 
36 static struct mtd_partition nor_flash_partitions[] = {
37 	{
38 		.name		= "loader",
39 		.offset		= 0x00000000,
40 		.size		= 128 * 1024,
41 	},
42 	{
43 		.name		= "rootfs",
44 		.offset		= MTDPART_OFS_APPEND,
45 		.size		= 31 * 1024 * 1024,
46 	},
47 	{
48 		.name		= "data",
49 		.offset		= MTDPART_OFS_APPEND,
50 		.size		= MTDPART_SIZ_FULL,
51 	},
52 };
53 
54 static struct physmap_flash_data nor_flash_data = {
55 	.width		= 2,
56 	.parts		= nor_flash_partitions,
57 	.nr_parts	= ARRAY_SIZE(nor_flash_partitions),
58 };
59 
60 static struct resource nor_flash_resources[] = {
61 	[0]	= {
62 		.start	= 0x00000000,
63 		.end	= 0x01ffffff,
64 		.flags	= IORESOURCE_MEM,
65 	}
66 };
67 
68 static struct platform_device nor_flash_device = {
69 	.name		= "physmap-flash",
70 	.dev		= {
71 		.platform_data	= &nor_flash_data,
72 	},
73 	.num_resources	= ARRAY_SIZE(nor_flash_resources),
74 	.resource	= nor_flash_resources,
75 };
76 
77 #define ST16C2550C_FLAGS (UPF_BOOT_AUTOCONF | UPF_IOREMAP)
78 
79 static struct plat_serial8250_port serial_platform_data[] = {
80 	[0] = {
81 		.iotype		= UPIO_MEM,
82 		.mapbase	= 0x16000000,
83 		.regshift	= 1,
84 		.flags		= ST16C2550C_FLAGS,
85 		.irq		= UARTA_IRQ,
86 		.uartclk	= 7372800,
87 	},
88 	[1] = {
89 		.iotype		= UPIO_MEM,
90 		.mapbase	= 0x17000000,
91 		.regshift	= 1,
92 		.flags		= ST16C2550C_FLAGS,
93 		.irq		= UARTB_IRQ,
94 		.uartclk	= 7372800,
95 	},
96 	{ },
97 };
98 
99 static struct platform_device uart_device = {
100 	.name			= "serial8250",
101 	.id			= PLAT8250_DEV_PLATFORM,
102 	.dev			= {
103 		.platform_data	= serial_platform_data,
104 	},
105 };
106 
107 static void isp116x_delay(struct device *dev, int delay)
108 {
109 	ndelay(delay);
110 }
111 
112 static struct resource usb_resources[] = {
113 	[0] = {
114 		.start  = 0x11800000,
115 		.end    = 0x11800001,
116 		.flags  = IORESOURCE_MEM,
117 	},
118 	[1] = {
119 		.start  = 0x11800002,
120 		.end    = 0x11800003,
121 		.flags  = IORESOURCE_MEM,
122 	},
123 	[2] = {
124 		.start  = USB_IRQ,
125 		.flags  = IORESOURCE_IRQ,
126 	},
127 };
128 
129 static struct isp116x_platform_data usb_platform_data = {
130 	.sel15Kres		= 1,
131 	.oc_enable		= 1,
132 	.int_act_high		= 0,
133 	.int_edge_triggered	= 0,
134 	.remote_wakeup_enable	= 0,
135 	.delay			= isp116x_delay,
136 };
137 
138 static struct platform_device usb_device = {
139 	.name			= "isp116x-hcd",
140 	.id			= -1,
141 	.num_resources  	= ARRAY_SIZE(usb_resources),
142 	.resource       	= usb_resources,
143 	.dev			= {
144 		.platform_data	= &usb_platform_data,
145 	},
146 
147 };
148 
149 static struct platform_device *sh7343se_platform_devices[] __initdata = {
150 	&heartbeat_device,
151 	&nor_flash_device,
152 	&uart_device,
153 	&usb_device,
154 };
155 
156 static int __init sh7343se_devices_setup(void)
157 {
158 	return platform_add_devices(sh7343se_platform_devices,
159 				    ARRAY_SIZE(sh7343se_platform_devices));
160 }
161 device_initcall(sh7343se_devices_setup);
162 
163 /*
164  * Initialize the board
165  */
166 static void __init sh7343se_setup(char **cmdline_p)
167 {
168 	ctrl_outw(0xf900, FPGA_OUT);	/* FPGA */
169 
170 	ctrl_outw(0x0002, PORT_PECR);	/* PORT E 1 = IRQ5 */
171 	ctrl_outw(0x0020, PORT_PSELD);
172 
173 	printk(KERN_INFO "MS7343CP01 Setup...done\n");
174 }
175 
176 /*
177  * The Machine Vector
178  */
179 static struct sh_machine_vector mv_7343se __initmv = {
180 	.mv_name = "SolutionEngine 7343",
181 	.mv_setup = sh7343se_setup,
182 	.mv_nr_irqs = SE7343_FPGA_IRQ_BASE + SE7343_FPGA_IRQ_NR,
183 	.mv_init_irq = init_7343se_IRQ,
184 };
185