linux/drivers/media/video/omap3isp/ispcsiphy.h

75 lines
1.9 KiB
C

/*
* ispcsiphy.h
*
* TI OMAP3 ISP - CSI PHY module
*
* Copyright (C) 2010 Nokia Corporation
* Copyright (C) 2009 Texas Instruments, Inc.
*
* Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
* Sakari Ailus <sakari.ailus@iki.fi>
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*/
#ifndef OMAP3_ISP_CSI_PHY_H
#define OMAP3_ISP_CSI_PHY_H
struct isp_csi2_device;
struct regulator;
struct csiphy_lane {
u8 pos;
u8 pol;
};
#define ISP_CSIPHY2_NUM_DATA_LANES 2
#define ISP_CSIPHY1_NUM_DATA_LANES 1
struct isp_csiphy_lanes_cfg {
struct csiphy_lane data[ISP_CSIPHY2_NUM_DATA_LANES];
struct csiphy_lane clk;
};
struct isp_csiphy_dphy_cfg {
u8 ths_term;
u8 ths_settle;
u8 tclk_term;
unsigned tclk_miss:1;
u8 tclk_settle;
};
struct isp_csiphy {
struct isp_device *isp;
struct mutex mutex; /* serialize csiphy configuration */
u8 phy_in_use;
struct isp_csi2_device *csi2;
struct regulator *vdd;
/* mem resources - enums as defined in enum isp_mem_resources */
unsigned int cfg_regs;
unsigned int phy_regs;
u8 num_data_lanes; /* number of CSI2 Data Lanes supported */
struct isp_csiphy_lanes_cfg lanes;
struct isp_csiphy_dphy_cfg dphy;
};
int omap3isp_csiphy_acquire(struct isp_csiphy *phy);
void omap3isp_csiphy_release(struct isp_csiphy *phy);
int omap3isp_csiphy_init(struct isp_device *isp);
#endif /* OMAP3_ISP_CSI_PHY_H */