mxc_dcic.h
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/*
* Copyright (C) 2014-2015 Freescale Semiconductor, Inc. All Rights Reserved.
*/
/*
* The code contained herein is licensed under the GNU General Public
* License. You may obtain a copy of the GNU General Public License
* Version 2 or later at the following locations:
*
* http://www.opensource.org/licenses/gpl-license.html
* http://www.gnu.org/copyleft/gpl.html
*/
/*!
* @file linux/mxc_dcic.h
*
* @brief Global header file for the MXC DCIC driver
*
* @ingroup MXC DCIC
*/
#ifndef __LINUX_DCIC_H__
#define __LINUX_DCIC_H__
#include <uapi/linux/mxc_dcic.h>
#define DCICC_IC_ENABLE 0x1
#define DCICC_IC_DISABLE 0x0
#define DCICC_IC_MASK 0x1
#define DCICC_DE_ACTIVE_HIGH 0
#define DCICC_DE_ACTIVE_LOW (0x1 << 4)
#define DCICC_DE_ACTIVE_MASK (0x1 << 4)
#define DCICC_HSYNC_POL_ACTIVE_HIGH 0
#define DCICC_HSYNC_POL_ACTIVE_LOW (0x1 << 5)
#define DCICC_HSYNC_POL_ACTIVE_MASK (0x1 << 5)
#define DCICC_VSYNC_POL_ACTIVE_HIGH 0
#define DCICC_VSYNC_POL_ACTIVE_LOW (0x1 << 6)
#define DCICC_VSYNC_POL_ACTIVE_MASK (0x1 << 6)
#define DCICC_CLK_POL_NO_INVERTED 0
#define DCICC_CLK_POL_INVERTED (0x1 << 7)
#define DCICC_CLK_POL_INVERTED_MASK (0x1 << 7)
#define DCICIC_ERROR_INT_DISABLE 1
#define DCICIC_ERROR_INT_ENABLE 0
#define DCICIC_ERROR_INT_MASK_MASK 1
#define DCICIC_FUN_INT_DISABLE (0x1 << 1)
#define DCICIC_FUN_INT_ENABLE 0
#define DCICIC_FUN_INT_MASK (0x1 << 1)
#define DCICIC_FREEZE_MASK_CHANGED 0
#define DCICIC_FREEZE_MASK_FORZEN (0x1 << 3)
#define DCICIC_FREEZE_MASK_MASK (0x1 << 3)
#define DCICIC_EXT_SIG_EX_DISABLE 0
#define DCICIC_EXT_SIG_EN_ENABLE (0x1 << 16)
#define DCICIC_EXT_SIG_EN_MASK (0x1 << 16)
#define DCICS_ROI_MATCH_STAT_MASK 0xFFFF
#define DCICS_EI_STAT_PENDING (0x1 << 16)
#define DCICS_EI_STAT_NO_PENDING 0
#define DCICS_FI_STAT_PENDING (0x1 << 17)
#define DCICS_FI_STAT_NO_PENDING 0
#define DCICRC_ROI_START_OFFSET_X_MASK 0x1FFF
#define DCICRC_ROI_START_OFFSET_X_SHIFT 0
#define DCICRC_ROI_START_OFFSET_Y_MASK (0xFFF << 16)
#define DCICRC_ROI_START_OFFSET_Y_SHIFT 16
#define DCICRC_ROI_CHANGED 0
#define DCICRC_ROI_FROZEN (0x1 << 30)
#define DCICRC_ROI_ENABLE (0x1 << 31)
#define DCICRC_ROI_DISABLE 0
#define DCICRS_ROI_END_OFFSET_X_MASK 0x1FFF
#define DCICRS_ROI_END_OFFSET_X_SHIFT 0
#define DCICRS_ROI_END_OFFSET_Y_MASK (0xFFF << 16)
#define DCICRS_ROI_END_OFFSET_Y_SHIFT 16
struct roi_regs {
u32 dcicrc;
u32 dcicrs;
u32 dcicrrs;
u32 dcicrcs;
};
struct dcic_regs {
u32 dcicc;
u32 dcicic;
u32 dcics;
u32 dcic_reserved;
struct roi_regs ROI[16];
};
struct dcic_mux {
char dcic[16];
u32 val;
};
struct bus_mux {
char name[16];
int reg;
int shift;
int mask;
int dcic_mux_num;
const struct dcic_mux *dcics;
};
struct dcic_info {
int bus_mux_num;
const struct bus_mux *buses;
};
struct dcic_data {
struct regmap *regmap;
struct device *dev;
struct dcic_regs *regs;
const struct bus_mux *buses;
u32 bus_n;
u32 mux_n;
struct clk *disp_axi_clk;
struct clk *dcic_clk;
struct mutex lock;
struct completion roi_crc_comp;
struct class *class;
int major;
struct cdev cdev; /* Char device structure */
dev_t devt;
unsigned int result;
};
#endif