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/* include/linux/tegra_uart.h
*
* Copyright (C) 2011 NVIDIA Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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 Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef _TEGRA_UART_H_
#define _TEGRA_UART_H_
#include <linux/clk.h>
struct uart_clk_parent {
const char *name;
struct clk *parent_clk;
unsigned long fixed_clk_rate;
};
struct tegra_uart_platform_data {
void (*wake_peer)(struct uart_port *);
struct uart_clk_parent *parent_clk_list;
int parent_clk_count;
};
int tegra_uart_is_tx_empty(struct uart_port *);
void tegra_uart_request_clock_on(struct uart_port *);
void tegra_uart_set_mctrl(struct uart_port *, unsigned int);
void tegra_uart_request_clock_off(struct uart_port *uport);
#endif /* _TEGRA_UART_H_ */
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