diff options
Diffstat (limited to 'kernel/include/media/blackfin')
| -rw-r--r-- | kernel/include/media/blackfin/bfin_capture.h | 38 | ||||
| -rw-r--r-- | kernel/include/media/blackfin/ppi.h | 98 |
2 files changed, 136 insertions, 0 deletions
diff --git a/kernel/include/media/blackfin/bfin_capture.h b/kernel/include/media/blackfin/bfin_capture.h new file mode 100644 index 000000000..56b9ce447 --- /dev/null +++ b/kernel/include/media/blackfin/bfin_capture.h @@ -0,0 +1,38 @@ +#ifndef _BFIN_CAPTURE_H_ +#define _BFIN_CAPTURE_H_ + +#include <linux/i2c.h> + +struct v4l2_input; +struct ppi_info; + +struct bcap_route { + u32 input; + u32 output; + u32 ppi_control; +}; + +struct bfin_capture_config { + /* card name */ + char *card_name; + /* inputs available at the sub device */ + struct v4l2_input *inputs; + /* number of inputs supported */ + int num_inputs; + /* routing information for each input */ + struct bcap_route *routes; + /* i2c bus adapter no */ + int i2c_adapter_id; + /* i2c subdevice board info */ + struct i2c_board_info board_info; + /* ppi board info */ + const struct ppi_info *ppi_info; + /* ppi control */ + unsigned long ppi_control; + /* ppi interrupt mask */ + u32 int_mask; + /* horizontal blanking pixels */ + int blank_pixels; +}; + +#endif diff --git a/kernel/include/media/blackfin/ppi.h b/kernel/include/media/blackfin/ppi.h new file mode 100644 index 000000000..4900baedd --- /dev/null +++ b/kernel/include/media/blackfin/ppi.h @@ -0,0 +1,98 @@ +/* + * Analog Devices PPI header file + * + * Copyright (c) 2011 Analog Devices Inc. + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef _PPI_H_ +#define _PPI_H_ + +#include <linux/interrupt.h> +#include <asm/blackfin.h> +#include <asm/bfin_ppi.h> + +/* EPPI */ +#ifdef EPPI_EN +#define PORT_EN EPPI_EN +#define PORT_DIR EPPI_DIR +#define DMA32 0 +#define PACK_EN PACKEN +#endif + +/* EPPI3 */ +#ifdef EPPI0_CTL2 +#define PORT_EN EPPI_CTL_EN +#define PORT_DIR EPPI_CTL_DIR +#define PACK_EN EPPI_CTL_PACKEN +#define DMA32 0 +#define DLEN_8 EPPI_CTL_DLEN08 +#define DLEN_16 EPPI_CTL_DLEN16 +#endif + +struct ppi_if; + +struct ppi_params { + u32 width; /* width in pixels */ + u32 height; /* height in lines */ + u32 hdelay; /* delay after the HSYNC in pixels */ + u32 vdelay; /* delay after the VSYNC in lines */ + u32 line; /* total pixels per line */ + u32 frame; /* total lines per frame */ + u32 hsync; /* HSYNC length in pixels */ + u32 vsync; /* VSYNC length in lines */ + int bpp; /* bits per pixel */ + int dlen; /* data length for ppi in bits */ + u32 ppi_control; /* ppi configuration */ + u32 int_mask; /* interrupt mask */ +}; + +struct ppi_ops { + int (*attach_irq)(struct ppi_if *ppi, irq_handler_t handler); + void (*detach_irq)(struct ppi_if *ppi); + int (*start)(struct ppi_if *ppi); + int (*stop)(struct ppi_if *ppi); + int (*set_params)(struct ppi_if *ppi, struct ppi_params *params); + void (*update_addr)(struct ppi_if *ppi, unsigned long addr); +}; + +enum ppi_type { + PPI_TYPE_PPI, + PPI_TYPE_EPPI, + PPI_TYPE_EPPI3, +}; + +struct ppi_info { + enum ppi_type type; + int dma_ch; + int irq_err; + void __iomem *base; + const unsigned short *pin_req; +}; + +struct ppi_if { + struct device *dev; + unsigned long ppi_control; + const struct ppi_ops *ops; + const struct ppi_info *info; + bool err_int; /* if we need request error interrupt */ + bool err; /* if ppi has fifo error */ + void *priv; +}; + +struct ppi_if *ppi_create_instance(struct platform_device *pdev, + const struct ppi_info *info); +void ppi_delete_instance(struct ppi_if *ppi); +#endif |