2 * Bluetooth PM code for the FIC gta02 GSM Phone
4 * (C) 2007 by Openmoko Inc.
5 * Author: Harald Welte <laforge@openmoko.org>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation
14 #include <linux/module.h>
15 #include <linux/init.h>
16 #include <linux/kernel.h>
17 #include <linux/platform_device.h>
19 #include <mach/hardware.h>
20 #include <asm/mach-types.h>
22 #include <mach/gta02.h>
23 #include <linux/mfd/pcf50633/gpio.h>
25 static ssize_t pm_host_read(struct device *dev, struct device_attribute *attr,
28 return sprintf(buf, "%d\n",
29 pcf50633_gpio_get(gta02_pcf, PCF50633_GPO)
30 == PCF50633_GPOCFG_GPOSEL_1);
33 static ssize_t pm_host_write(struct device *dev, struct device_attribute *attr,
34 const char *buf, size_t count)
36 unsigned long on = simple_strtoul(buf, NULL, 10);
40 val = PCF50633_GPOCFG_GPOSEL_1;
42 val = PCF50633_GPOCFG_GPOSEL_0;
45 pcf50633_gpio_set(gta02_pcf, PCF50633_GPO, val);
50 static DEVICE_ATTR(hostmode, 0644, pm_host_read, pm_host_write);
52 static struct attribute *gta02_pm_host_sysfs_entries[] = {
53 &dev_attr_hostmode.attr,
57 static struct attribute_group gta02_pm_host_attr_group = {
59 .attrs = gta02_pm_host_sysfs_entries,
62 static int __init gta02_pm_host_probe(struct platform_device *pdev)
64 dev_info(&pdev->dev, "starting\n");
65 return sysfs_create_group(&pdev->dev.kobj, >a02_pm_host_attr_group);
68 static int gta02_pm_host_remove(struct platform_device *pdev)
70 sysfs_remove_group(&pdev->dev.kobj, >a02_pm_host_attr_group);
74 static struct platform_driver gta02_pm_host_driver = {
75 .probe = gta02_pm_host_probe,
76 .remove = gta02_pm_host_remove,
78 .name = "gta02-pm-host",
82 static int __devinit gta02_pm_host_init(void)
84 return platform_driver_register(>a02_pm_host_driver);
87 static void gta02_pm_host_exit(void)
89 platform_driver_unregister(>a02_pm_host_driver);
92 module_init(gta02_pm_host_init);
93 module_exit(gta02_pm_host_exit);
95 MODULE_LICENSE("GPL");
96 MODULE_AUTHOR("Andy Green <andy@openmoko.com>");
97 MODULE_DESCRIPTION("Openmoko Freerunner USB Host Power Management");