diff options
Diffstat (limited to 'drivers/spi/spi_mxs.h')
| -rw-r--r-- | drivers/spi/spi_mxs.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/drivers/spi/spi_mxs.h b/drivers/spi/spi_mxs.h new file mode 100644 index 000000000000..ba605bf3b56e --- /dev/null +++ b/drivers/spi/spi_mxs.h @@ -0,0 +1,52 @@ +/* + * Freescale MXS SPI master driver + * + * Author: dmitry pervushin <dimka@embeddedalley.com> + * + * Copyright 2008-2010 Freescale Semiconductor, Inc. + * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved. + * + * 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 __SPI_STMP_H +#define __SPI_STMP_H + +#include <mach/dma.h> + +struct mxs_spi { + void __iomem *regs; /* vaddr of the control registers */ + + u32 irq_dma; + u32 irq_err; + u32 dma; + struct mxs_dma_desc *pdesc; + + u32 speed_khz; + u32 saved_timings; + u32 divider; + + struct clk *clk; + struct device *master_dev; + + struct work_struct work; + struct workqueue_struct *workqueue; + spinlock_t lock; + struct list_head queue; + + struct completion done; +}; + +#endif /* __SPI_STMP_H */ |