41 lines
1.3 KiB
C
41 lines
1.3 KiB
C
/*
|
|
* spi-tegra.h: SPI interface for Nvidia Tegra20 SLINK controller.
|
|
*
|
|
* 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 _LINUX_SPI_TEGRA_H
|
|
#define _LINUX_SPI_TEGRA_H
|
|
|
|
struct tegra_spi_platform_data {
|
|
int dma_req_sel;
|
|
unsigned int spi_max_frequency;
|
|
};
|
|
|
|
/*
|
|
* Controller data from device to pass some info like
|
|
* hw based chip select can be used or not and if yes
|
|
* then CS hold and setup time.
|
|
*/
|
|
struct tegra_spi_device_controller_data {
|
|
bool is_hw_based_cs;
|
|
int cs_setup_clk_count;
|
|
int cs_hold_clk_count;
|
|
};
|
|
|
|
#endif /* _LINUX_SPI_TEGRA_H */
|