tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * spi-tegra.h: SPI interface for Nvidia Tegra20 SLINK controller.
3 *
4 * Copyright (C) 2011 NVIDIA Corporation
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * more details.
15 *
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, write to the Free Software Foundation, Inc.,
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
19 */
20
21#ifndef _LINUX_SPI_TEGRA_H
22#define _LINUX_SPI_TEGRA_H
23
24struct tegra_spi_platform_data {
25 int dma_req_sel;
26 unsigned int spi_max_frequency;
27};
28
29/*
30 * Controller data from device to pass some info like
31 * hw based chip select can be used or not and if yes
32 * then CS hold and setup time.
33 */
34struct tegra_spi_device_controller_data {
35 bool is_hw_based_cs;
36 int cs_setup_clk_count;
37 int cs_hold_clk_count;
38};
39
40#endif /* _LINUX_SPI_TEGRA_H */