diff options
| author | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
|---|---|---|
| committer | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
| commit | fcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch) | |
| tree | a57612d1888735a2ec7972891b68c1ac5ec8faea /include/linux/spi-tegra.h | |
| parent | 8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff) | |
Diffstat (limited to 'include/linux/spi-tegra.h')
| -rw-r--r-- | include/linux/spi-tegra.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/include/linux/spi-tegra.h b/include/linux/spi-tegra.h new file mode 100644 index 00000000000..38096500551 --- /dev/null +++ b/include/linux/spi-tegra.h | |||
| @@ -0,0 +1,50 @@ | |||
| 1 | /* | ||
| 2 | * include/linux/spi-tegra.c | ||
| 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 | |||
| 24 | #include <linux/clk.h> | ||
| 25 | |||
| 26 | struct spi_clk_parent { | ||
| 27 | const char *name; | ||
| 28 | struct clk *parent_clk; | ||
| 29 | unsigned long fixed_clk_rate; | ||
| 30 | }; | ||
| 31 | |||
| 32 | struct tegra_spi_platform_data { | ||
| 33 | bool is_dma_based; | ||
| 34 | int max_dma_buffer; | ||
| 35 | bool is_clkon_always; | ||
| 36 | unsigned int max_rate; | ||
| 37 | struct spi_clk_parent *parent_clk_list; | ||
| 38 | int parent_clk_count; | ||
| 39 | }; | ||
| 40 | |||
| 41 | /* Controller data from device to pass some info like | ||
| 42 | * hw based chip select can be used or not and if yes | ||
| 43 | * then CS hold and setup time. */ | ||
| 44 | struct tegra_spi_device_controller_data { | ||
| 45 | bool is_hw_based_cs; | ||
| 46 | int cs_setup_clk_count; | ||
| 47 | int cs_hold_clk_count; | ||
| 48 | }; | ||
| 49 | |||
| 50 | #endif /* _LINUX_SPI_TEGRA_H */ | ||
