2 * NEC VR4100 series GIU platform device.
4 * Copyright (C) 2007 Yoichi Yuasa <yuasa@linux-mips.org>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 #include <linux/errno.h>
21 #include <linux/init.h>
22 #include <linux/smp.h>
23 #include <linux/ioport.h>
24 #include <linux/platform_device.h>
27 #include <asm/vr41xx/giu.h>
28 #include <asm/vr41xx/irq.h>
30 static struct resource giu_50pins_pullupdown_resource[] __initdata = {
34 .flags = IORESOURCE_MEM,
39 .flags = IORESOURCE_MEM,
44 .flags = IORESOURCE_IRQ,
48 static struct resource giu_36pins_resource[] __initdata = {
52 .flags = IORESOURCE_MEM,
57 .flags = IORESOURCE_IRQ,
61 static struct resource giu_48pins_resource[] __initdata = {
65 .flags = IORESOURCE_MEM,
70 .flags = IORESOURCE_IRQ,
74 static int __init vr41xx_giu_add(void)
76 struct platform_device *pdev;
81 pdev = platform_device_alloc("GIU", -1);
85 switch (current_cpu_type()) {
88 pdev->id = GPIO_50PINS_PULLUPDOWN;
89 res = giu_50pins_pullupdown_resource;
90 num = ARRAY_SIZE(giu_50pins_pullupdown_resource);
94 pdev->id = GPIO_36PINS;
95 res = giu_36pins_resource;
96 num = ARRAY_SIZE(giu_36pins_resource);
99 pdev->id = GPIO_48PINS_EDGE_SELECT;
100 res = giu_48pins_resource;
101 num = ARRAY_SIZE(giu_48pins_resource);
105 goto err_free_device;
108 retval = platform_device_add_resources(pdev, res, num);
110 goto err_free_device;
112 retval = platform_device_add(pdev);
114 goto err_free_device;
119 platform_device_put(pdev);
123 device_initcall(vr41xx_giu_add);