1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * arch/sh/boards/renesas/edosk7705/setup.c
4  *
5  * Copyright (C) 2000  Kazumoto Kojima
6  *
7  * Hitachi SolutionEngine Support.
8  *
9  * Modified for edosk7705 development
10  * board by S. Dunn, 2003.
11  */
12 #include <linux/init.h>
13 #include <linux/irq.h>
14 #include <linux/platform_device.h>
15 #include <linux/interrupt.h>
16 #include <linux/smc91x.h>
17 #include <linux/sh_intc.h>
18 #include <asm/machvec.h>
19 #include <linux/sizes.h>
20 
21 #define SMC_IOBASE	0xA2000000
22 #define SMC_IO_OFFSET	0x300
23 #define SMC_IOADDR	(SMC_IOBASE + SMC_IO_OFFSET)
24 
25 #define ETHERNET_IRQ	evt2irq(0x320)
26 
sh_edosk7705_init_irq(void)27 static void __init sh_edosk7705_init_irq(void)
28 {
29 	make_imask_irq(ETHERNET_IRQ);
30 }
31 
32 /* eth initialization functions */
33 static struct smc91x_platdata smc91x_info = {
34 	.flags = SMC91X_USE_16BIT | SMC91X_IO_SHIFT_1 | IORESOURCE_IRQ_LOWLEVEL,
35 };
36 
37 static struct resource smc91x_res[] = {
38 	[0] = {
39 		.start	= SMC_IOADDR,
40 		.end	= SMC_IOADDR + SZ_32 - 1,
41 		.flags	= IORESOURCE_MEM,
42 	},
43 	[1] = {
44 		.start	= ETHERNET_IRQ,
45 		.end	= ETHERNET_IRQ,
46 		.flags	= IORESOURCE_IRQ ,
47 	}
48 };
49 
50 static struct platform_device smc91x_dev = {
51 	.name		= "smc91x",
52 	.id		= -1,
53 	.num_resources	= ARRAY_SIZE(smc91x_res),
54 	.resource	= smc91x_res,
55 
56 	.dev	= {
57 		.platform_data	= &smc91x_info,
58 	},
59 };
60 
61 /* platform init code */
62 static struct platform_device *edosk7705_devices[] __initdata = {
63 	&smc91x_dev,
64 };
65 
init_edosk7705_devices(void)66 static int __init init_edosk7705_devices(void)
67 {
68 	return platform_add_devices(edosk7705_devices,
69 				    ARRAY_SIZE(edosk7705_devices));
70 }
71 device_initcall(init_edosk7705_devices);
72 
73 /*
74  * The Machine Vector
75  */
76 static struct sh_machine_vector mv_edosk7705 __initmv = {
77 	.mv_name		= "EDOSK7705",
78 	.mv_init_irq		= sh_edosk7705_init_irq,
79 };
80