1 /*
2  * Renesas Technology Europe RSK+ 7203 Support.
3  *
4  * Copyright (C) 2008 Paul Mundt
5  *
6  * This file is subject to the terms and conditions of the GNU General Public
7  * License.  See the file "COPYING" in the main directory of this archive
8  * for more details.
9  */
10 #include <linux/init.h>
11 #include <linux/types.h>
12 #include <linux/platform_device.h>
13 #include <linux/interrupt.h>
14 #include <linux/smsc911x.h>
15 #include <linux/gpio.h>
16 #include <linux/leds.h>
17 #include <asm/machvec.h>
18 #include <asm/io.h>
19 #include <cpu/sh7203.h>
20 
21 static struct smsc911x_platform_config smsc911x_config = {
22 	.phy_interface	= PHY_INTERFACE_MODE_MII,
23 	.irq_polarity	= SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
24 	.irq_type	= SMSC911X_IRQ_TYPE_OPEN_DRAIN,
25 	.flags		= SMSC911X_USE_32BIT | SMSC911X_SWAP_FIFO,
26 };
27 
28 static struct resource smsc911x_resources[] = {
29 	[0] = {
30 		.start		= 0x24000000,
31 		.end		= 0x240000ff,
32 		.flags		= IORESOURCE_MEM,
33 	},
34 	[1] = {
35 		.start		= 64,
36 		.end		= 64,
37 		.flags		= IORESOURCE_IRQ,
38 	},
39 };
40 
41 static struct platform_device smsc911x_device = {
42 	.name		= "smsc911x",
43 	.id		= -1,
44 	.num_resources	= ARRAY_SIZE(smsc911x_resources),
45 	.resource	= smsc911x_resources,
46 	.dev		= {
47 		.platform_data = &smsc911x_config,
48 	},
49 };
50 
51 static struct gpio_led rsk7203_gpio_leds[] = {
52 	{
53 		.name			= "green",
54 		.gpio			= GPIO_PE10,
55 		.active_low		= 1,
56 	}, {
57 		.name			= "orange",
58 		.default_trigger	= "nand-disk",
59 		.gpio			= GPIO_PE12,
60 		.active_low		= 1,
61 	}, {
62 		.name			= "red:timer",
63 		.default_trigger	= "timer",
64 		.gpio			= GPIO_PC14,
65 		.active_low		= 1,
66 	}, {
67 		.name			= "red:heartbeat",
68 		.default_trigger	= "heartbeat",
69 		.gpio			= GPIO_PE11,
70 		.active_low		= 1,
71 	},
72 };
73 
74 static struct gpio_led_platform_data rsk7203_gpio_leds_info = {
75 	.leds		= rsk7203_gpio_leds,
76 	.num_leds	= ARRAY_SIZE(rsk7203_gpio_leds),
77 };
78 
79 static struct platform_device led_device = {
80 	.name		= "leds-gpio",
81 	.id		= -1,
82 	.dev		= {
83 		.platform_data	= &rsk7203_gpio_leds_info,
84 	},
85 };
86 
87 static struct platform_device *rsk7203_devices[] __initdata = {
88 	&smsc911x_device,
89 	&led_device,
90 };
91 
92 static int __init rsk7203_devices_setup(void)
93 {
94 	/* Select pins for SCIF0 */
95 	gpio_request(GPIO_FN_TXD0, NULL);
96 	gpio_request(GPIO_FN_RXD0, NULL);
97 
98 	/* Setup LAN9118: CS1 in 16-bit Big Endian Mode, IRQ0 at Port B */
99 	ctrl_outl(0x36db0400, 0xfffc0008); /* CS1BCR */
100 	gpio_request(GPIO_FN_IRQ0_PB, NULL);
101 
102 	return platform_add_devices(rsk7203_devices,
103 				    ARRAY_SIZE(rsk7203_devices));
104 }
105 device_initcall(rsk7203_devices_setup);
106