| /* |
| * Copyright (C) 2009 Google, Inc. |
| * |
| * This software is licensed under the terms of the GNU General Public |
| * License version 2, as published by the Free Software Foundation, and |
| * may be copied, distributed, and modified under those terms. |
| * |
| * 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. |
| */ |
| |
| #ifndef __ASM_ARCH_BCM_BT_LPM_H |
| #define __ASM_ARCH_BCM_BT_LPM_H |
| |
| #include <linux/serial_core.h> |
| |
| /* Uart driver must call this every time it beings TX, to ensure |
| * this driver keeps WAKE asserted during TX. Called with uart |
| * spinlock held. */ |
| extern void bcm_bt_lpm_exit_lpm_locked(struct uart_port *uport); |
| |
| struct bcm_bt_lpm_platform_data { |
| unsigned int gpio_wake; /* CPU -> BCM wakeup gpio */ |
| unsigned int gpio_host_wake; /* BCM -> CPU wakeup gpio */ |
| |
| /* Callback to request the uart driver to clock off. |
| * Called with uart spinlock held. */ |
| void (*request_clock_off_locked)(struct uart_port *uport); |
| /* Callback to request the uart driver to clock on. |
| * Called with uart spinlock held. */ |
| void (*request_clock_on_locked)(struct uart_port *uport); |
| }; |
| |
| #endif |