Maemo patchset 20101501+0m5

[h-e-n] / arch / arm / mach-omap2 / board-omap-bt.c

diff --git a/arch/arm/mach-omap2/board-omap-bt.c b/arch/arm/mach-omap2/board-omap-bt.c
new file mode 100644 (file)
index 0000000..ad8b567
--- /dev/null
+++ b/arch/arm/mach-omap2/board-omap-bt.c
@@ -0,0 +1,98 @@
+/*
+ * Nokia RX-51 platform-specific data for Bluetooth
+ *
+ * Copyright (C) 2005, 2006 Nokia Corporation
+ * Contact: Ville Tervo <ville.tervo@nokia.com>
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <mach/board.h>
+
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <mach/board.h>
+
+static struct platform_device omap_bt_device = {
+       .name           = "hci_h4p",
+       .id             = -1,
+       .num_resources  = 0,
+};
+
+static ssize_t hci_h4p_store_bdaddr(struct device *dev,
+                                   struct device_attribute *attr,
+                                   const char *buf, size_t count)
+{
+       struct omap_bluetooth_config *bt_config =
+               omap_bt_device.dev.platform_data;
+       unsigned int bdaddr[6];
+       int ret, i;
+
+       ret = sscanf(buf, "%2x:%2x:%2x:%2x:%2x:%2x\n",
+                       &bdaddr[0], &bdaddr[1], &bdaddr[2],
+                       &bdaddr[3], &bdaddr[4], &bdaddr[5]);
+
+       if (ret != 6)
+               return -EINVAL;
+
+       for (i = 0; i < 6; i++)
+               bt_config->bd_addr[i] = bdaddr[i] & 0xff;
+
+       return count;
+}
+
+static ssize_t hci_h4p_show_bdaddr(struct device *dev,
+                                  struct device_attribute *attr, char *buf)
+{
+       struct omap_bluetooth_config *bt_config =
+               omap_bt_device.dev.platform_data;
+
+       return sprintf(buf, "%.2x:%.2x:%.2x:%.2x:%.2x:%.2x\n",
+                      bt_config->bd_addr[0],
+                      bt_config->bd_addr[1],
+                      bt_config->bd_addr[2],
+                      bt_config->bd_addr[3],
+                      bt_config->bd_addr[4],
+                      bt_config->bd_addr[5]);
+}
+
+static DEVICE_ATTR(bdaddr, S_IRUGO | S_IWUSR, hci_h4p_show_bdaddr,
+                  hci_h4p_store_bdaddr);
+int hci_h4p_sysfs_create_files(struct device *dev)
+{
+       return device_create_file(dev, &dev_attr_bdaddr);
+}
+
+void __init omap_bt_init(struct omap_bluetooth_config *bt_config)
+{
+       int err;
+       omap_bt_device.dev.platform_data = bt_config;
+
+       err = platform_device_register(&omap_bt_device);
+       if (err < 0) {
+               printk(KERN_ERR "Omap bluetooth device registration failed\n");
+               return;
+       }
+
+       err = hci_h4p_sysfs_create_files(&omap_bt_device.dev);
+       if (err < 0) {
+               dev_err(&omap_bt_device.dev,
+                       "Omap bluetooth sysfs entry registration failed\n");
+               platform_device_unregister(&omap_bt_device);
+               return;
+       }
+}