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author | Lars-Peter Clausen <lars@metafoo.de> | 2009-05-18 17:55:41 +0000 |
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committer | Lars-Peter Clausen <lars@metafoo.de> | 2009-05-18 17:55:41 +0000 |
commit | f5affd4f36d839d706b02f1ffb69e0cf70c4140c (patch) | |
tree | 105a7093a2f5989136da5fe7128d6d95a3b9cad4 /target/linux/s3c24xx/files-2.6.30/drivers/misc/gta02_pm_host.c | |
parent | 267af10b33745d098198ad9c1d2b5ab69efb128f (diff) | |
download | upstream-f5affd4f36d839d706b02f1ffb69e0cf70c4140c.tar.gz upstream-f5affd4f36d839d706b02f1ffb69e0cf70c4140c.tar.bz2 upstream-f5affd4f36d839d706b02f1ffb69e0cf70c4140c.zip |
bump to 2.6.30-rc6
SVN-Revision: 15918
Diffstat (limited to 'target/linux/s3c24xx/files-2.6.30/drivers/misc/gta02_pm_host.c')
-rw-r--r-- | target/linux/s3c24xx/files-2.6.30/drivers/misc/gta02_pm_host.c | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/target/linux/s3c24xx/files-2.6.30/drivers/misc/gta02_pm_host.c b/target/linux/s3c24xx/files-2.6.30/drivers/misc/gta02_pm_host.c new file mode 100644 index 0000000000..ad7cfd8826 --- /dev/null +++ b/target/linux/s3c24xx/files-2.6.30/drivers/misc/gta02_pm_host.c @@ -0,0 +1,97 @@ +/* + * Bluetooth PM code for the FIC gta02 GSM Phone + * + * (C) 2007 by Openmoko Inc. + * Author: Harald Welte <laforge@openmoko.org> + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation + * + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/platform_device.h> + +#include <mach/hardware.h> +#include <asm/mach-types.h> + +#include <mach/gta02.h> +#include <linux/mfd/pcf50633/gpio.h> + +static ssize_t pm_host_read(struct device *dev, struct device_attribute *attr, + char *buf) +{ + return sprintf(buf, "%d\n", + pcf50633_gpio_get(gta02_pcf, PCF50633_GPO) + == PCF50633_GPOCFG_GPOSEL_1); +} + +static ssize_t pm_host_write(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) +{ + unsigned long on = simple_strtoul(buf, NULL, 10); + u8 val; + + if (on) + val = PCF50633_GPOCFG_GPOSEL_1; + else + val = PCF50633_GPOCFG_GPOSEL_0; + + + pcf50633_gpio_set(gta02_pcf, PCF50633_GPO, val); + + return count; +} + +static DEVICE_ATTR(hostmode, 0644, pm_host_read, pm_host_write); + +static struct attribute *gta02_pm_host_sysfs_entries[] = { + &dev_attr_hostmode.attr, + NULL +}; + +static struct attribute_group gta02_pm_host_attr_group = { + .name = NULL, + .attrs = gta02_pm_host_sysfs_entries, +}; + +static int __init gta02_pm_host_probe(struct platform_device *pdev) +{ + dev_info(&pdev->dev, "starting\n"); + return sysfs_create_group(&pdev->dev.kobj, >a02_pm_host_attr_group); +} + +static int gta02_pm_host_remove(struct platform_device *pdev) +{ + sysfs_remove_group(&pdev->dev.kobj, >a02_pm_host_attr_group); + return 0; +} + +static struct platform_driver gta02_pm_host_driver = { + .probe = gta02_pm_host_probe, + .remove = gta02_pm_host_remove, + .driver = { + .name = "gta02-pm-host", + }, +}; + +static int __devinit gta02_pm_host_init(void) +{ + return platform_driver_register(>a02_pm_host_driver); +} + +static void gta02_pm_host_exit(void) +{ + platform_driver_unregister(>a02_pm_host_driver); +} + +module_init(gta02_pm_host_init); +module_exit(gta02_pm_host_exit); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Andy Green <andy@openmoko.com>"); +MODULE_DESCRIPTION("Openmoko Freerunner USB Host Power Management"); |