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/* SPDX-License-Identifier: GPL-2.0 */
/*
* camss-csiphy.h
*
* Qualcomm MSM Camera Subsystem - CSIPHY Module
*
* Copyright (c) 2011-2015, The Linux Foundation. All rights reserved.
* Copyright (C) 2016-2018 Linaro Ltd.
*/
#ifndef QC_MSM_CAMSS_CSIPHY_H
#define QC_MSM_CAMSS_CSIPHY_H
#include <linux/clk.h>
#include <linux/interrupt.h>
#include <media/media-entity.h>
#include <media/v4l2-device.h>
#include <media/v4l2-mediabus.h>
#include <media/v4l2-subdev.h>
#define MSM_CSIPHY_PAD_SINK 0
#define MSM_CSIPHY_PAD_SRC 1
#define MSM_CSIPHY_PADS_NUM 2
struct csiphy_lane {
u8 pos;
u8 pol;
};
struct csiphy_lanes_cfg {
int num_data;
struct csiphy_lane *data;
struct csiphy_lane clk;
};
struct csiphy_csi2_cfg {
struct csiphy_lanes_cfg lane_cfg;
};
struct csiphy_config {
u8 combo_mode;
u8 csid_id;
struct csiphy_csi2_cfg *csi2;
};
struct csiphy_device;
struct csiphy_hw_ops {
void (*hw_version_read)(struct csiphy_device *csiphy,
struct device *dev);
void (*reset)(struct csiphy_device *csiphy);
void (*lanes_enable)(struct csiphy_device *csiphy,
struct csiphy_config *cfg,
s64 link_freq, u8 lane_mask);
void (*lanes_disable)(struct csiphy_device *csiphy,
struct csiphy_config *cfg);
irqreturn_t (*isr)(int irq, void *dev);
};
struct csiphy_device {
struct camss *camss;
u8 id;
struct v4l2_subdev subdev;
struct media_pad pads[MSM_CSIPHY_PADS_NUM];
void __iomem *base;
void __iomem *base_clk_mux;
u32 irq;
char irq_name[30];
struct camss_clock *clock;
bool *rate_set;
int nclocks;
u32 timer_clk_rate;
struct csiphy_config cfg;
struct v4l2_mbus_framefmt fmt[MSM_CSIPHY_PADS_NUM];
const struct csiphy_hw_ops *ops;
const struct csiphy_format *formats;
unsigned int nformats;
};
struct resources;
int msm_csiphy_subdev_init(struct camss *camss,
struct csiphy_device *csiphy,
const struct resources *res, u8 id);
int msm_csiphy_register_entity(struct csiphy_device *csiphy,
struct v4l2_device *v4l2_dev);
void msm_csiphy_unregister_entity(struct csiphy_device *csiphy);
extern const struct csiphy_hw_ops csiphy_ops_2ph_1_0;
extern const struct csiphy_hw_ops csiphy_ops_3ph_1_0;
#endif /* QC_MSM_CAMSS_CSIPHY_H */
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