| /* |
| * NVIDIA Tegra20 SPI-FLASH controller |
| * |
| * Copyright 2010-2012 NVIDIA Corporation |
| * |
| * This software may be used and distributed according to the |
| * terms of the GNU Public License, Version 2, incorporated |
| * herein by reference. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * Version 2 as published by the Free Software Foundation. |
| * |
| * 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., 59 Temple Place, Suite 330, Boston, |
| * MA 02111-1307 USA |
| */ |
| |
| #ifndef _TEGRA20_SPI_H_ |
| #define _TEGRA20_SPI_H_ |
| |
| #include <asm/types.h> |
| |
| int tegra20_spi_cs_is_valid(unsigned int bus, unsigned int cs); |
| struct spi_slave *tegra20_spi_setup_slave(unsigned int bus, unsigned int cs, |
| unsigned int max_hz, unsigned int mode); |
| void tegra20_spi_free_slave(struct spi_slave *slave); |
| int tegra20_spi_init(int *node_list, int count); |
| int tegra20_spi_claim_bus(struct spi_slave *slave); |
| void tegra20_spi_cs_activate(struct spi_slave *slave); |
| void tegra20_spi_cs_deactivate(struct spi_slave *slave); |
| int tegra20_spi_xfer(struct spi_slave *slave, unsigned int bitlen, |
| const void *data_out, void *data_in, unsigned long flags); |
| |
| #endif /* _TEGRA20_SPI_H_ */ |