Fixed MTP to work with TWRP

2025-10-29 23:28:52 +01:00 · 2018-06-19 23:16:04 +02:00 · 2018-06-19 23:16:04 +02:00 · f6dfaef42e
commit f6dfaef42e
50820 changed files with 20846062 additions and 0 deletions
--- a/drivers/media/platform/omap3isp/Makefile
+++ b/drivers/media/platform/omap3isp/Makefile
@ -0,0 +1,11 @@
+# Makefile for OMAP3 ISP driver
+
+ccflags-$(CONFIG_VIDEO_OMAP3_DEBUG) += -DDEBUG
+
+omap3-isp-objs += \
+	isp.o ispvideo.o \
+	ispcsiphy.o ispccp2.o ispcsi2.o \
+	ispccdc.o isppreview.o ispresizer.o \
+	ispstat.o isph3a_aewb.o isph3a_af.o isphist.o
+
+obj-$(CONFIG_VIDEO_OMAP3) += omap3-isp.o
--- a/drivers/media/platform/omap3isp/cfa_coef_table.h
+++ b/drivers/media/platform/omap3isp/cfa_coef_table.h
@ -0,0 +1,51 @@
+/*
+ * cfa_coef_table.h
+ *
+ * TI OMAP3 ISP - CFA coefficients table
+ *
+ * Copyright (C) 2009-2010 Nokia Corporation
+ *
+ * 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.
+ */
+
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--- a/drivers/media/platform/omap3isp/gamma_table.h
+++ b/drivers/media/platform/omap3isp/gamma_table.h
@ -0,0 +1,80 @@
+/*
+ * gamma_table.h
+ *
+ * TI OMAP3 ISP - Default gamma table for all components
+ *
+ * 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.
+ */
+
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--- a/drivers/media/platform/omap3isp/isp.c
+++ b/drivers/media/platform/omap3isp/isp.c
--- a/drivers/media/platform/omap3isp/isp.h
+++ b/drivers/media/platform/omap3isp/isp.h
@ -0,0 +1,346 @@
+/*
+ * isp.h
+ *
+ * TI OMAP3 ISP - Core
+ *
+ * Copyright (C) 2009-2010 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.
+ */
+
+#ifndef OMAP3_ISP_CORE_H
+#define OMAP3_ISP_CORE_H
+
+#include <media/omap3isp.h>
+#include <media/v4l2-device.h>
+#include <linux/clk-provider.h>
+#include <linux/device.h>
+#include <linux/io.h>
+#include <linux/iommu.h>
+#include <linux/platform_device.h>
+#include <linux/wait.h>
+
+#include "ispstat.h"
+#include "ispccdc.h"
+#include "ispreg.h"
+#include "ispresizer.h"
+#include "isppreview.h"
+#include "ispcsiphy.h"
+#include "ispcsi2.h"
+#include "ispccp2.h"
+
+#define ISP_TOK_TERM		0xFFFFFFFF	/*
+						 * terminating token for ISP
+						 * modules reg list
+						 */
+#define to_isp_device(ptr_module)				\
+	container_of(ptr_module, struct isp_device, isp_##ptr_module)
+#define to_device(ptr_module)						\
+	(to_isp_device(ptr_module)->dev)
+
+enum isp_mem_resources {
+	OMAP3_ISP_IOMEM_MAIN,
+	OMAP3_ISP_IOMEM_CCP2,
+	OMAP3_ISP_IOMEM_CCDC,
+	OMAP3_ISP_IOMEM_HIST,
+	OMAP3_ISP_IOMEM_H3A,
+	OMAP3_ISP_IOMEM_PREV,
+	OMAP3_ISP_IOMEM_RESZ,
+	OMAP3_ISP_IOMEM_SBL,
+	OMAP3_ISP_IOMEM_CSI2A_REGS1,
+	OMAP3_ISP_IOMEM_CSIPHY2,
+	OMAP3_ISP_IOMEM_CSI2A_REGS2,
+	OMAP3_ISP_IOMEM_CSI2C_REGS1,
+	OMAP3_ISP_IOMEM_CSIPHY1,
+	OMAP3_ISP_IOMEM_CSI2C_REGS2,
+	OMAP3_ISP_IOMEM_343X_CONTROL_CSIRXFE,
+	OMAP3_ISP_IOMEM_3630_CONTROL_CAMERA_PHY_CTRL,
+	OMAP3_ISP_IOMEM_LAST
+};
+
+enum isp_sbl_resource {
+	OMAP3_ISP_SBL_CSI1_READ		= 0x1,
+	OMAP3_ISP_SBL_CSI1_WRITE	= 0x2,
+	OMAP3_ISP_SBL_CSI2A_WRITE	= 0x4,
+	OMAP3_ISP_SBL_CSI2C_WRITE	= 0x8,
+	OMAP3_ISP_SBL_CCDC_LSC_READ	= 0x10,
+	OMAP3_ISP_SBL_CCDC_WRITE	= 0x20,
+	OMAP3_ISP_SBL_PREVIEW_READ	= 0x40,
+	OMAP3_ISP_SBL_PREVIEW_WRITE	= 0x80,
+	OMAP3_ISP_SBL_RESIZER_READ	= 0x100,
+	OMAP3_ISP_SBL_RESIZER_WRITE	= 0x200,
+};
+
+enum isp_subclk_resource {
+	OMAP3_ISP_SUBCLK_CCDC		= (1 << 0),
+	OMAP3_ISP_SUBCLK_AEWB		= (1 << 1),
+	OMAP3_ISP_SUBCLK_AF		= (1 << 2),
+	OMAP3_ISP_SUBCLK_HIST		= (1 << 3),
+	OMAP3_ISP_SUBCLK_PREVIEW	= (1 << 4),
+	OMAP3_ISP_SUBCLK_RESIZER	= (1 << 5),
+};
+
+/* ISP: OMAP 34xx ES 1.0 */
+#define ISP_REVISION_1_0		0x10
+/* ISP2: OMAP 34xx ES 2.0, 2.1 and 3.0 */
+#define ISP_REVISION_2_0		0x20
+/* ISP2P: OMAP 36xx */
+#define ISP_REVISION_15_0		0xF0
+
+/*
+ * struct isp_res_mapping - Map ISP io resources to ISP revision.
+ * @isp_rev: ISP_REVISION_x_x
+ * @map: bitmap for enum isp_mem_resources
+ */
+struct isp_res_mapping {
+	u32 isp_rev;
+	u32 map;
+};
+
+/*
+ * struct isp_reg - Structure for ISP register values.
+ * @reg: 32-bit Register address.
+ * @val: 32-bit Register value.
+ */
+struct isp_reg {
+	enum isp_mem_resources mmio_range;
+	u32 reg;
+	u32 val;
+};
+
+enum isp_xclk_id {
+	ISP_XCLK_A,
+	ISP_XCLK_B,
+};
+
+struct isp_xclk {
+	struct isp_device *isp;
+	struct clk_hw hw;
+	struct clk_lookup *lookup;
+	struct clk *clk;
+	enum isp_xclk_id id;
+
+	spinlock_t lock;	/* Protects enabled and divider */
+	bool enabled;
+	unsigned int divider;
+};
+
+/*
+ * struct isp_device - ISP device structure.
+ * @dev: Device pointer specific to the OMAP3 ISP.
+ * @revision: Stores current ISP module revision.
+ * @irq_num: Currently used IRQ number.
+ * @mmio_base: Array with kernel base addresses for ioremapped ISP register
+ *             regions.
+ * @mmio_base_phys: Array with physical L4 bus addresses for ISP register
+ *                  regions.
+ * @mapping: IOMMU mapping
+ * @stat_lock: Spinlock for handling statistics
+ * @isp_mutex: Mutex for serializing requests to ISP.
+ * @stop_failure: Indicates that an entity failed to stop.
+ * @crashed: Bitmask of crashed entities (indexed by entity ID)
+ * @has_context: Context has been saved at least once and can be restored.
+ * @ref_count: Reference count for handling multiple ISP requests.
+ * @cam_ick: Pointer to camera interface clock structure.
+ * @cam_mclk: Pointer to camera functional clock structure.
+ * @csi2_fck: Pointer to camera CSI2 complexIO clock structure.
+ * @l3_ick: Pointer to OMAP3 L3 bus interface clock.
+ * @xclks: External clocks provided by the ISP
+ * @irq: Currently attached ISP ISR callbacks information structure.
+ * @isp_af: Pointer to current settings for ISP AutoFocus SCM.
+ * @isp_hist: Pointer to current settings for ISP Histogram SCM.
+ * @isp_h3a: Pointer to current settings for ISP Auto Exposure and
+ *           White Balance SCM.
+ * @isp_res: Pointer to current settings for ISP Resizer.
+ * @isp_prev: Pointer to current settings for ISP Preview.
+ * @isp_ccdc: Pointer to current settings for ISP CCDC.
+ * @platform_cb: ISP driver callback function pointers for platform code
+ *
+ * This structure is used to store the OMAP ISP Information.
+ */
+struct isp_device {
+	struct v4l2_device v4l2_dev;
+	struct media_device media_dev;
+	struct device *dev;
+	u32 revision;
+
+	/* platform HW resources */
+	struct isp_platform_data *pdata;
+	unsigned int irq_num;
+
+	void __iomem *mmio_base[OMAP3_ISP_IOMEM_LAST];
+	unsigned long mmio_base_phys[OMAP3_ISP_IOMEM_LAST];
+
+	struct dma_iommu_mapping *mapping;
+
+	/* ISP Obj */
+	spinlock_t stat_lock;	/* common lock for statistic drivers */
+	struct mutex isp_mutex;	/* For handling ref_count field */
+	bool stop_failure;
+	u32 crashed;
+	int has_context;
+	int ref_count;
+	unsigned int autoidle;
+#define ISP_CLK_CAM_ICK		0
+#define ISP_CLK_CAM_MCLK	1
+#define ISP_CLK_CSI2_FCK	2
+#define ISP_CLK_L3_ICK		3
+	struct clk *clock[4];
+	struct isp_xclk xclks[2];
+
+	/* ISP modules */
+	struct ispstat isp_af;
+	struct ispstat isp_aewb;
+	struct ispstat isp_hist;
+	struct isp_res_device isp_res;
+	struct isp_prev_device isp_prev;
+	struct isp_ccdc_device isp_ccdc;
+	struct isp_csi2_device isp_csi2a;
+	struct isp_csi2_device isp_csi2c;
+	struct isp_ccp2_device isp_ccp2;
+	struct isp_csiphy isp_csiphy1;
+	struct isp_csiphy isp_csiphy2;
+
+	unsigned int sbl_resources;
+	unsigned int subclk_resources;
+};
+
+#define v4l2_dev_to_isp_device(dev) \
+	container_of(dev, struct isp_device, v4l2_dev)
+
+void omap3isp_hist_dma_done(struct isp_device *isp);
+
+void omap3isp_flush(struct isp_device *isp);
+
+int omap3isp_module_sync_idle(struct media_entity *me, wait_queue_head_t *wait,
+			      atomic_t *stopping);
+
+int omap3isp_module_sync_is_stopping(wait_queue_head_t *wait,
+				     atomic_t *stopping);
+
+int omap3isp_pipeline_set_stream(struct isp_pipeline *pipe,
+				 enum isp_pipeline_stream_state state);
+void omap3isp_pipeline_cancel_stream(struct isp_pipeline *pipe);
+void omap3isp_configure_bridge(struct isp_device *isp,
+			       enum ccdc_input_entity input,
+			       const struct isp_parallel_platform_data *pdata,
+			       unsigned int shift, unsigned int bridge);
+
+struct isp_device *omap3isp_get(struct isp_device *isp);
+void omap3isp_put(struct isp_device *isp);
+
+void omap3isp_print_status(struct isp_device *isp);
+
+void omap3isp_sbl_enable(struct isp_device *isp, enum isp_sbl_resource res);
+void omap3isp_sbl_disable(struct isp_device *isp, enum isp_sbl_resource res);
+
+void omap3isp_subclk_enable(struct isp_device *isp,
+			    enum isp_subclk_resource res);
+void omap3isp_subclk_disable(struct isp_device *isp,
+			     enum isp_subclk_resource res);
+
+int omap3isp_pipeline_pm_use(struct media_entity *entity, int use);
+
+int omap3isp_register_entities(struct platform_device *pdev,
+			       struct v4l2_device *v4l2_dev);
+void omap3isp_unregister_entities(struct platform_device *pdev);
+
+/*
+ * isp_reg_readl - Read value of an OMAP3 ISP register
+ * @isp: Device pointer specific to the OMAP3 ISP.
+ * @isp_mmio_range: Range to which the register offset refers to.
+ * @reg_offset: Register offset to read from.
+ *
+ * Returns an unsigned 32 bit value with the required register contents.
+ */
+static inline
+u32 isp_reg_readl(struct isp_device *isp, enum isp_mem_resources isp_mmio_range,
+		  u32 reg_offset)
+{
+	return __raw_readl(isp->mmio_base[isp_mmio_range] + reg_offset);
+}
+
+/*
+ * isp_reg_writel - Write value to an OMAP3 ISP register
+ * @isp: Device pointer specific to the OMAP3 ISP.
+ * @reg_value: 32 bit value to write to the register.
+ * @isp_mmio_range: Range to which the register offset refers to.
+ * @reg_offset: Register offset to write into.
+ */
+static inline
+void isp_reg_writel(struct isp_device *isp, u32 reg_value,
+		    enum isp_mem_resources isp_mmio_range, u32 reg_offset)
+{
+	__raw_writel(reg_value, isp->mmio_base[isp_mmio_range] + reg_offset);
+}
+
+/*
+ * isp_reg_clr - Clear individual bits in an OMAP3 ISP register
+ * @isp: Device pointer specific to the OMAP3 ISP.
+ * @mmio_range: Range to which the register offset refers to.
+ * @reg: Register offset to work on.
+ * @clr_bits: 32 bit value which would be cleared in the register.
+ */
+static inline
+void isp_reg_clr(struct isp_device *isp, enum isp_mem_resources mmio_range,
+		 u32 reg, u32 clr_bits)
+{
+	u32 v = isp_reg_readl(isp, mmio_range, reg);
+
+	isp_reg_writel(isp, v & ~clr_bits, mmio_range, reg);
+}
+
+/*
+ * isp_reg_set - Set individual bits in an OMAP3 ISP register
+ * @isp: Device pointer specific to the OMAP3 ISP.
+ * @mmio_range: Range to which the register offset refers to.
+ * @reg: Register offset to work on.
+ * @set_bits: 32 bit value which would be set in the register.
+ */
+static inline
+void isp_reg_set(struct isp_device *isp, enum isp_mem_resources mmio_range,
+		 u32 reg, u32 set_bits)
+{
+	u32 v = isp_reg_readl(isp, mmio_range, reg);
+
+	isp_reg_writel(isp, v | set_bits, mmio_range, reg);
+}
+
+/*
+ * isp_reg_clr_set - Clear and set invidial bits in an OMAP3 ISP register
+ * @isp: Device pointer specific to the OMAP3 ISP.
+ * @mmio_range: Range to which the register offset refers to.
+ * @reg: Register offset to work on.
+ * @clr_bits: 32 bit value which would be cleared in the register.
+ * @set_bits: 32 bit value which would be set in the register.
+ *
+ * The clear operation is done first, and then the set operation.
+ */
+static inline
+void isp_reg_clr_set(struct isp_device *isp, enum isp_mem_resources mmio_range,
+		     u32 reg, u32 clr_bits, u32 set_bits)
+{
+	u32 v = isp_reg_readl(isp, mmio_range, reg);
+
+	isp_reg_writel(isp, (v & ~clr_bits) | set_bits, mmio_range, reg);
+}
+
+static inline enum v4l2_buf_type
+isp_pad_buffer_type(const struct v4l2_subdev *subdev, int pad)
+{
+	if (pad >= subdev->entity.num_pads)
+		return 0;
+
+	if (subdev->entity.pads[pad].flags & MEDIA_PAD_FL_SINK)
+		return V4L2_BUF_TYPE_VIDEO_OUTPUT;
+	else
+		return V4L2_BUF_TYPE_VIDEO_CAPTURE;
+}
+
+#endif	/* OMAP3_ISP_CORE_H */
--- a/drivers/media/platform/omap3isp/ispccdc.c
+++ b/drivers/media/platform/omap3isp/ispccdc.c
--- a/drivers/media/platform/omap3isp/ispccdc.h
+++ b/drivers/media/platform/omap3isp/ispccdc.h
@ -0,0 +1,177 @@
+/*
+ * ispccdc.h
+ *
+ * TI OMAP3 ISP - CCDC module
+ *
+ * Copyright (C) 2009-2010 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.
+ */
+
+#ifndef OMAP3_ISP_CCDC_H
+#define OMAP3_ISP_CCDC_H
+
+#include <linux/omap3isp.h>
+#include <linux/workqueue.h>
+
+#include "ispvideo.h"
+
+enum ccdc_input_entity {
+	CCDC_INPUT_NONE,
+	CCDC_INPUT_PARALLEL,
+	CCDC_INPUT_CSI2A,
+	CCDC_INPUT_CCP2B,
+	CCDC_INPUT_CSI2C
+};
+
+#define CCDC_OUTPUT_MEMORY	(1 << 0)
+#define CCDC_OUTPUT_PREVIEW	(1 << 1)
+#define CCDC_OUTPUT_RESIZER	(1 << 2)
+
+#define	OMAP3ISP_CCDC_NEVENTS	16
+
+struct ispccdc_fpc {
+	void *addr;
+	dma_addr_t dma;
+	unsigned int fpnum;
+};
+
+enum ispccdc_lsc_state {
+	LSC_STATE_STOPPED = 0,
+	LSC_STATE_STOPPING = 1,
+	LSC_STATE_RUNNING = 2,
+	LSC_STATE_RECONFIG = 3,
+};
+
+struct ispccdc_lsc_config_req {
+	struct list_head list;
+	struct omap3isp_ccdc_lsc_config config;
+	unsigned char enable;
+
+	struct {
+		void *addr;
+		dma_addr_t dma;
+		struct sg_table sgt;
+	} table;
+};
+
+/*
+ * ispccdc_lsc - CCDC LSC parameters
+ */
+struct ispccdc_lsc {
+	enum ispccdc_lsc_state state;
+	struct work_struct table_work;
+
+	/* LSC queue of configurations */
+	spinlock_t req_lock;
+	struct ispccdc_lsc_config_req *request;	/* requested configuration */
+	struct ispccdc_lsc_config_req *active;	/* active configuration */
+	struct list_head free_queue;	/* configurations for freeing */
+};
+
+#define CCDC_STOP_NOT_REQUESTED		0x00
+#define CCDC_STOP_REQUEST		0x01
+#define CCDC_STOP_EXECUTED		(0x02 | CCDC_STOP_REQUEST)
+#define CCDC_STOP_CCDC_FINISHED		0x04
+#define CCDC_STOP_LSC_FINISHED		0x08
+#define CCDC_STOP_FINISHED		\
+	(CCDC_STOP_EXECUTED | CCDC_STOP_CCDC_FINISHED | CCDC_STOP_LSC_FINISHED)
+
+#define CCDC_EVENT_VD1			0x10
+#define CCDC_EVENT_VD0			0x20
+#define CCDC_EVENT_LSC_DONE		0x40
+
+/* Sink and source CCDC pads */
+#define CCDC_PAD_SINK			0
+#define CCDC_PAD_SOURCE_OF		1
+#define CCDC_PAD_SOURCE_VP		2
+#define CCDC_PADS_NUM			3
+
+#define CCDC_FIELD_TOP			1
+#define CCDC_FIELD_BOTTOM		2
+#define CCDC_FIELD_BOTH			3
+
+/*
+ * struct isp_ccdc_device - Structure for the CCDC module to store its own
+ *			    information
+ * @subdev: V4L2 subdevice
+ * @pads: Sink and source media entity pads
+ * @formats: Active video formats
+ * @crop: Active crop rectangle on the OF source pad
+ * @input: Active input
+ * @output: Active outputs
+ * @video_out: Output video node
+ * @alaw: A-law compression enabled (1) or disabled (0)
+ * @lpf: Low pass filter enabled (1) or disabled (0)
+ * @obclamp: Optical-black clamp enabled (1) or disabled (0)
+ * @fpc_en: Faulty pixels correction enabled (1) or disabled (0)
+ * @blcomp: Black level compensation configuration
+ * @clamp: Optical-black or digital clamp configuration
+ * @fpc: Faulty pixels correction configuration
+ * @lsc: Lens shading compensation configuration
+ * @update: Bitmask of controls to update during the next interrupt
+ * @shadow_update: Controls update in progress by userspace
+ * @bt656: Whether the input interface uses BT.656 synchronization
+ * @fields: The fields (CCDC_FIELD_*) stored in the current buffer
+ * @underrun: A buffer underrun occurred and a new buffer has been queued
+ * @state: Streaming state
+ * @lock: Serializes shadow_update with interrupt handler
+ * @wait: Wait queue used to stop the module
+ * @stopping: Stopping state
+ * @running: Is the CCDC hardware running
+ * @ioctl_lock: Serializes ioctl calls and LSC requests freeing
+ */
+struct isp_ccdc_device {
+	struct v4l2_subdev subdev;
+	struct media_pad pads[CCDC_PADS_NUM];
+	struct v4l2_mbus_framefmt formats[CCDC_PADS_NUM];
+	struct v4l2_rect crop;
+
+	enum ccdc_input_entity input;
+	unsigned int output;
+	struct isp_video video_out;
+
+	unsigned int alaw:1,
+		     lpf:1,
+		     obclamp:1,
+		     fpc_en:1;
+	struct omap3isp_ccdc_blcomp blcomp;
+	struct omap3isp_ccdc_bclamp clamp;
+	struct ispccdc_fpc fpc;
+	struct ispccdc_lsc lsc;
+	unsigned int update;
+	unsigned int shadow_update;
+
+	bool bt656;
+	unsigned int fields;
+
+	unsigned int underrun:1;
+	enum isp_pipeline_stream_state state;
+	spinlock_t lock;
+	wait_queue_head_t wait;
+	unsigned int stopping;
+	bool running;
+	struct mutex ioctl_lock;
+};
+
+struct isp_device;
+
+int omap3isp_ccdc_init(struct isp_device *isp);
+void omap3isp_ccdc_cleanup(struct isp_device *isp);
+int omap3isp_ccdc_register_entities(struct isp_ccdc_device *ccdc,
+	struct v4l2_device *vdev);
+void omap3isp_ccdc_unregister_entities(struct isp_ccdc_device *ccdc);
+
+int omap3isp_ccdc_busy(struct isp_ccdc_device *isp_ccdc);
+int omap3isp_ccdc_isr(struct isp_ccdc_device *isp_ccdc, u32 events);
+void omap3isp_ccdc_restore_context(struct isp_device *isp);
+void omap3isp_ccdc_max_rate(struct isp_ccdc_device *ccdc,
+	unsigned int *max_rate);
+
+#endif	/* OMAP3_ISP_CCDC_H */
--- a/drivers/media/platform/omap3isp/ispccp2.c
+++ b/drivers/media/platform/omap3isp/ispccp2.c
--- a/drivers/media/platform/omap3isp/ispccp2.h
+++ b/drivers/media/platform/omap3isp/ispccp2.h
@ -0,0 +1,88 @@
+/*
+ * ispccp2.h
+ *
+ * TI OMAP3 ISP - CCP2 module
+ *
+ * Copyright (C) 2010 Nokia Corporation
+ * Copyright (C) 2010 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.
+ */
+
+#ifndef OMAP3_ISP_CCP2_H
+#define OMAP3_ISP_CCP2_H
+
+#include <linux/videodev2.h>
+
+struct isp_device;
+struct isp_csiphy;
+
+/* Sink and source ccp2 pads */
+#define CCP2_PAD_SINK			0
+#define CCP2_PAD_SOURCE			1
+#define CCP2_PADS_NUM			2
+
+/* CCP2 input media entity */
+enum ccp2_input_entity {
+	CCP2_INPUT_NONE,
+	CCP2_INPUT_SENSOR,
+	CCP2_INPUT_MEMORY,
+};
+
+/* CCP2 output media entity */
+enum ccp2_output_entity {
+	CCP2_OUTPUT_NONE,
+	CCP2_OUTPUT_CCDC,
+	CCP2_OUTPUT_MEMORY,
+};
+
+
+/* Logical channel configuration */
+struct isp_interface_lcx_config {
+	int crc;
+	u32 data_start;
+	u32 data_size;
+	u32 format;
+};
+
+/* Memory channel configuration */
+struct isp_interface_mem_config {
+	u32 dst_port;
+	u32 vsize_count;
+	u32 hsize_count;
+	u32 src_ofst;
+	u32 dst_ofst;
+};
+
+/* CCP2 device */
+struct isp_ccp2_device {
+	struct v4l2_subdev subdev;
+	struct v4l2_mbus_framefmt formats[CCP2_PADS_NUM];
+	struct media_pad pads[CCP2_PADS_NUM];
+
+	enum ccp2_input_entity input;
+	enum ccp2_output_entity output;
+	struct isp_interface_lcx_config if_cfg;
+	struct isp_interface_mem_config mem_cfg;
+	struct isp_video video_in;
+	struct isp_csiphy *phy;
+	struct regulator *vdds_csib;
+	enum isp_pipeline_stream_state state;
+	wait_queue_head_t wait;
+	atomic_t stopping;
+};
+
+/* Function declarations */
+int omap3isp_ccp2_init(struct isp_device *isp);
+void omap3isp_ccp2_cleanup(struct isp_device *isp);
+int omap3isp_ccp2_register_entities(struct isp_ccp2_device *ccp2,
+			struct v4l2_device *vdev);
+void omap3isp_ccp2_unregister_entities(struct isp_ccp2_device *ccp2);
+void omap3isp_ccp2_isr(struct isp_ccp2_device *ccp2);
+
+#endif	/* OMAP3_ISP_CCP2_H */
--- a/drivers/media/platform/omap3isp/ispcsi2.c
+++ b/drivers/media/platform/omap3isp/ispcsi2.c
--- a/drivers/media/platform/omap3isp/ispcsi2.h
+++ b/drivers/media/platform/omap3isp/ispcsi2.h
@ -0,0 +1,155 @@
+/*
+ * ispcsi2.h
+ *
+ * TI OMAP3 ISP - CSI2 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.
+ */
+
+#ifndef OMAP3_ISP_CSI2_H
+#define OMAP3_ISP_CSI2_H
+
+#include <linux/types.h>
+#include <linux/videodev2.h>
+
+struct isp_csiphy;
+
+/* This is not an exhaustive list */
+enum isp_csi2_pix_formats {
+	CSI2_PIX_FMT_OTHERS = 0,
+	CSI2_PIX_FMT_YUV422_8BIT = 0x1e,
+	CSI2_PIX_FMT_YUV422_8BIT_VP = 0x9e,
+	CSI2_PIX_FMT_RAW10_EXP16 = 0xab,
+	CSI2_PIX_FMT_RAW10_EXP16_VP = 0x12f,
+	CSI2_PIX_FMT_RAW8 = 0x2a,
+	CSI2_PIX_FMT_RAW8_DPCM10_EXP16 = 0x2aa,
+	CSI2_PIX_FMT_RAW8_DPCM10_VP = 0x32a,
+	CSI2_PIX_FMT_RAW8_VP = 0x12a,
+	CSI2_USERDEF_8BIT_DATA1_DPCM10_VP = 0x340,
+	CSI2_USERDEF_8BIT_DATA1_DPCM10 = 0x2c0,
+	CSI2_USERDEF_8BIT_DATA1 = 0x40,
+};
+
+enum isp_csi2_irqevents {
+	OCP_ERR_IRQ = 0x4000,
+	SHORT_PACKET_IRQ = 0x2000,
+	ECC_CORRECTION_IRQ = 0x1000,
+	ECC_NO_CORRECTION_IRQ = 0x800,
+	COMPLEXIO2_ERR_IRQ = 0x400,
+	COMPLEXIO1_ERR_IRQ = 0x200,
+	FIFO_OVF_IRQ = 0x100,
+	CONTEXT7 = 0x80,
+	CONTEXT6 = 0x40,
+	CONTEXT5 = 0x20,
+	CONTEXT4 = 0x10,
+	CONTEXT3 = 0x8,
+	CONTEXT2 = 0x4,
+	CONTEXT1 = 0x2,
+	CONTEXT0 = 0x1,
+};
+
+enum isp_csi2_ctx_irqevents {
+	CTX_ECC_CORRECTION = 0x100,
+	CTX_LINE_NUMBER = 0x80,
+	CTX_FRAME_NUMBER = 0x40,
+	CTX_CS = 0x20,
+	CTX_LE = 0x8,
+	CTX_LS = 0x4,
+	CTX_FE = 0x2,
+	CTX_FS = 0x1,
+};
+
+enum isp_csi2_frame_mode {
+	ISP_CSI2_FRAME_IMMEDIATE,
+	ISP_CSI2_FRAME_AFTERFEC,
+};
+
+#define ISP_CSI2_MAX_CTX_NUM	7
+
+struct isp_csi2_ctx_cfg {
+	u8 ctxnum;		/* context number 0 - 7 */
+	u8 dpcm_decompress;
+
+	/* Fields in CSI2_CTx_CTRL2 - locked by CSI2_CTx_CTRL1.CTX_EN */
+	u8 virtual_id;
+	u16 format_id;		/* as in CSI2_CTx_CTRL2[9:0] */
+	u8 dpcm_predictor;	/* 1: simple, 0: advanced */
+
+	/* Fields in CSI2_CTx_CTRL1/3 - Shadowed */
+	u16 alpha;
+	u16 data_offset;
+	u32 ping_addr;
+	u32 pong_addr;
+	u8 eof_enabled;
+	u8 eol_enabled;
+	u8 checksum_enabled;
+	u8 enabled;
+};
+
+struct isp_csi2_timing_cfg {
+	u8 ionum;			/* IO1 or IO2 as in CSI2_TIMING */
+	unsigned force_rx_mode:1;
+	unsigned stop_state_16x:1;
+	unsigned stop_state_4x:1;
+	u16 stop_state_counter;
+};
+
+struct isp_csi2_ctrl_cfg {
+	bool vp_clk_enable;
+	bool vp_only_enable;
+	u8 vp_out_ctrl;
+	enum isp_csi2_frame_mode frame_mode;
+	bool ecc_enable;
+	bool if_enable;
+};
+
+#define CSI2_PAD_SINK		0
+#define CSI2_PAD_SOURCE		1
+#define CSI2_PADS_NUM		2
+
+#define CSI2_OUTPUT_CCDC	(1 << 0)
+#define CSI2_OUTPUT_MEMORY	(1 << 1)
+
+struct isp_csi2_device {
+	struct v4l2_subdev subdev;
+	struct media_pad pads[CSI2_PADS_NUM];
+	struct v4l2_mbus_framefmt formats[CSI2_PADS_NUM];
+
+	struct isp_video video_out;
+	struct isp_device *isp;
+
+	u8 available;		/* Is the IP present on the silicon? */
+
+	/* mem resources - enums as defined in enum isp_mem_resources */
+	u8 regs1;
+	u8 regs2;
+
+	u32 output; /* output to CCDC, memory or both? */
+	bool dpcm_decompress;
+	unsigned int frame_skip;
+
+	struct isp_csiphy *phy;
+	struct isp_csi2_ctx_cfg contexts[ISP_CSI2_MAX_CTX_NUM + 1];
+	struct isp_csi2_timing_cfg timing[2];
+	struct isp_csi2_ctrl_cfg ctrl;
+	enum isp_pipeline_stream_state state;
+	wait_queue_head_t wait;
+	atomic_t stopping;
+};
+
+void omap3isp_csi2_isr(struct isp_csi2_device *csi2);
+int omap3isp_csi2_reset(struct isp_csi2_device *csi2);
+int omap3isp_csi2_init(struct isp_device *isp);
+void omap3isp_csi2_cleanup(struct isp_device *isp);
+void omap3isp_csi2_unregister_entities(struct isp_csi2_device *csi2);
+int omap3isp_csi2_register_entities(struct isp_csi2_device *csi2,
+				    struct v4l2_device *vdev);
+#endif	/* OMAP3_ISP_CSI2_H */
--- a/drivers/media/platform/omap3isp/ispcsiphy.c
+++ b/drivers/media/platform/omap3isp/ispcsiphy.c
@ -0,0 +1,343 @@
+/*
+ * ispcsiphy.c
+ *
+ * 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.
+ */
+
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/regulator/consumer.h>
+
+#include "isp.h"
+#include "ispreg.h"
+#include "ispcsiphy.h"
+
+static void csiphy_routing_cfg_3630(struct isp_csiphy *phy,
+				    enum isp_interface_type iface,
+				    bool ccp2_strobe)
+{
+	u32 reg = isp_reg_readl(
+		phy->isp, OMAP3_ISP_IOMEM_3630_CONTROL_CAMERA_PHY_CTRL, 0);
+	u32 shift, mode;
+
+	switch (iface) {
+	default:
+	/* Should not happen in practice, but let's keep the compiler happy. */
+	case ISP_INTERFACE_CCP2B_PHY1:
+		reg &= ~OMAP3630_CONTROL_CAMERA_PHY_CTRL_CSI1_RX_SEL_PHY2;
+		shift = OMAP3630_CONTROL_CAMERA_PHY_CTRL_CAMMODE_PHY1_SHIFT;
+		break;
+	case ISP_INTERFACE_CSI2C_PHY1:
+		shift = OMAP3630_CONTROL_CAMERA_PHY_CTRL_CAMMODE_PHY1_SHIFT;
+		mode = OMAP3630_CONTROL_CAMERA_PHY_CTRL_CAMMODE_DPHY;
+		break;
+	case ISP_INTERFACE_CCP2B_PHY2:
+		reg |= OMAP3630_CONTROL_CAMERA_PHY_CTRL_CSI1_RX_SEL_PHY2;
+		shift = OMAP3630_CONTROL_CAMERA_PHY_CTRL_CAMMODE_PHY2_SHIFT;
+		break;
+	case ISP_INTERFACE_CSI2A_PHY2:
+		shift = OMAP3630_CONTROL_CAMERA_PHY_CTRL_CAMMODE_PHY2_SHIFT;
+		mode = OMAP3630_CONTROL_CAMERA_PHY_CTRL_CAMMODE_DPHY;
+		break;
+	}
+
+	/* Select data/clock or data/strobe mode for CCP2 */
+	if (iface == ISP_INTERFACE_CCP2B_PHY1 ||
+	    iface == ISP_INTERFACE_CCP2B_PHY2) {
+		if (ccp2_strobe)
+			mode = OMAP3630_CONTROL_CAMERA_PHY_CTRL_CAMMODE_CCP2_DATA_STROBE;
+		else
+			mode = OMAP3630_CONTROL_CAMERA_PHY_CTRL_CAMMODE_CCP2_DATA_CLOCK;
+	}
+
+	reg &= ~(OMAP3630_CONTROL_CAMERA_PHY_CTRL_CAMMODE_MASK << shift);
+	reg |= mode << shift;
+
+	isp_reg_writel(phy->isp, reg,
+		       OMAP3_ISP_IOMEM_3630_CONTROL_CAMERA_PHY_CTRL, 0);
+}
+
+static void csiphy_routing_cfg_3430(struct isp_csiphy *phy, u32 iface, bool on,
+				    bool ccp2_strobe)
+{
+	u32 csirxfe = OMAP343X_CONTROL_CSIRXFE_PWRDNZ
+		| OMAP343X_CONTROL_CSIRXFE_RESET;
+
+	/* Only the CCP2B on PHY1 is configurable. */
+	if (iface != ISP_INTERFACE_CCP2B_PHY1)
+		return;
+
+	if (!on) {
+		isp_reg_writel(phy->isp, 0,
+			       OMAP3_ISP_IOMEM_343X_CONTROL_CSIRXFE, 0);
+		return;
+	}
+
+	if (ccp2_strobe)
+		csirxfe |= OMAP343X_CONTROL_CSIRXFE_SELFORM;
+
+	isp_reg_writel(phy->isp, csirxfe,
+		       OMAP3_ISP_IOMEM_343X_CONTROL_CSIRXFE, 0);
+}
+
+/*
+ * Configure OMAP 3 CSI PHY routing.
+ * @phy: relevant phy device
+ * @iface: ISP_INTERFACE_*
+ * @on: power on or off
+ * @ccp2_strobe: false: data/clock, true: data/strobe
+ *
+ * Note that the underlying routing configuration registers are part of the
+ * control (SCM) register space and part of the CORE power domain on both 3430
+ * and 3630, so they will not hold their contents in off-mode. This isn't an
+ * issue since the MPU power domain is forced on whilst the ISP is in use.
+ */
+static void csiphy_routing_cfg(struct isp_csiphy *phy,
+			       enum isp_interface_type iface, bool on,
+			       bool ccp2_strobe)
+{
+	if (phy->isp->mmio_base[OMAP3_ISP_IOMEM_3630_CONTROL_CAMERA_PHY_CTRL]
+	    && on)
+		return csiphy_routing_cfg_3630(phy, iface, ccp2_strobe);
+	if (phy->isp->mmio_base[OMAP3_ISP_IOMEM_343X_CONTROL_CSIRXFE])
+		return csiphy_routing_cfg_3430(phy, iface, on, ccp2_strobe);
+}
+
+/*
+ * csiphy_power_autoswitch_enable
+ * @enable: Sets or clears the autoswitch function enable flag.
+ */
+static void csiphy_power_autoswitch_enable(struct isp_csiphy *phy, bool enable)
+{
+	isp_reg_clr_set(phy->isp, phy->cfg_regs, ISPCSI2_PHY_CFG,
+			ISPCSI2_PHY_CFG_PWR_AUTO,
+			enable ? ISPCSI2_PHY_CFG_PWR_AUTO : 0);
+}
+
+/*
+ * csiphy_set_power
+ * @power: Power state to be set.
+ *
+ * Returns 0 if successful, or -EBUSY if the retry count is exceeded.
+ */
+static int csiphy_set_power(struct isp_csiphy *phy, u32 power)
+{
+	u32 reg;
+	u8 retry_count;
+
+	isp_reg_clr_set(phy->isp, phy->cfg_regs, ISPCSI2_PHY_CFG,
+			ISPCSI2_PHY_CFG_PWR_CMD_MASK, power);
+
+	retry_count = 0;
+	do {
+		udelay(50);
+		reg = isp_reg_readl(phy->isp, phy->cfg_regs, ISPCSI2_PHY_CFG) &
+				    ISPCSI2_PHY_CFG_PWR_STATUS_MASK;
+
+		if (reg != power >> 2)
+			retry_count++;
+
+	} while ((reg != power >> 2) && (retry_count < 100));
+
+	if (retry_count == 100) {
+		dev_err(phy->isp->dev, "CSI2 CIO set power failed!\n");
+		return -EBUSY;
+	}
+
+	return 0;
+}
+
+/*
+ * TCLK values are OK at their reset values
+ */
+#define TCLK_TERM	0
+#define TCLK_MISS	1
+#define TCLK_SETTLE	14
+
+static int omap3isp_csiphy_config(struct isp_csiphy *phy)
+{
+	struct isp_csi2_device *csi2 = phy->csi2;
+	struct isp_pipeline *pipe = to_isp_pipeline(&csi2->subdev.entity);
+	struct isp_v4l2_subdevs_group *subdevs = pipe->external->host_priv;
+	struct isp_csiphy_lanes_cfg *lanes;
+	int csi2_ddrclk_khz;
+	unsigned int used_lanes = 0;
+	unsigned int i;
+	u32 reg;
+
+	if (subdevs->interface == ISP_INTERFACE_CCP2B_PHY1
+	    || subdevs->interface == ISP_INTERFACE_CCP2B_PHY2)
+		lanes = &subdevs->bus.ccp2.lanecfg;
+	else
+		lanes = &subdevs->bus.csi2.lanecfg;
+
+	/* Clock and data lanes verification */
+	for (i = 0; i < phy->num_data_lanes; i++) {
+		if (lanes->data[i].pol > 1 || lanes->data[i].pos > 3)
+			return -EINVAL;
+
+		if (used_lanes & (1 << lanes->data[i].pos))
+			return -EINVAL;
+
+		used_lanes |= 1 << lanes->data[i].pos;
+	}
+
+	if (lanes->clk.pol > 1 || lanes->clk.pos > 3)
+		return -EINVAL;
+
+	if (lanes->clk.pos == 0 || used_lanes & (1 << lanes->clk.pos))
+		return -EINVAL;
+
+	/*
+	 * The PHY configuration is lost in off mode, that's not an
+	 * issue since the MPU power domain is forced on whilst the
+	 * ISP is in use.
+	 */
+	csiphy_routing_cfg(phy, subdevs->interface, true,
+			   subdevs->bus.ccp2.phy_layer);
+
+	/* DPHY timing configuration */
+	/* CSI-2 is DDR and we only count used lanes. */
+	csi2_ddrclk_khz = pipe->external_rate / 1000
+		/ (2 * hweight32(used_lanes)) * pipe->external_width;
+
+	reg = isp_reg_readl(csi2->isp, phy->phy_regs, ISPCSIPHY_REG0);
+
+	reg &= ~(ISPCSIPHY_REG0_THS_TERM_MASK |
+		 ISPCSIPHY_REG0_THS_SETTLE_MASK);
+	/* THS_TERM: Programmed value = ceil(12.5 ns/DDRClk period) - 1. */
+	reg |= (DIV_ROUND_UP(25 * csi2_ddrclk_khz, 2000000) - 1)
+		<< ISPCSIPHY_REG0_THS_TERM_SHIFT;
+	/* THS_SETTLE: Programmed value = ceil(90 ns/DDRClk period) + 3. */
+	reg |= (DIV_ROUND_UP(90 * csi2_ddrclk_khz, 1000000) + 3)
+		<< ISPCSIPHY_REG0_THS_SETTLE_SHIFT;
+
+	isp_reg_writel(csi2->isp, reg, phy->phy_regs, ISPCSIPHY_REG0);
+
+	reg = isp_reg_readl(csi2->isp, phy->phy_regs, ISPCSIPHY_REG1);
+
+	reg &= ~(ISPCSIPHY_REG1_TCLK_TERM_MASK |
+		 ISPCSIPHY_REG1_TCLK_MISS_MASK |
+		 ISPCSIPHY_REG1_TCLK_SETTLE_MASK);
+	reg |= TCLK_TERM << ISPCSIPHY_REG1_TCLK_TERM_SHIFT;
+	reg |= TCLK_MISS << ISPCSIPHY_REG1_TCLK_MISS_SHIFT;
+	reg |= TCLK_SETTLE << ISPCSIPHY_REG1_TCLK_SETTLE_SHIFT;
+
+	isp_reg_writel(csi2->isp, reg, phy->phy_regs, ISPCSIPHY_REG1);
+
+	/* DPHY lane configuration */
+	reg = isp_reg_readl(csi2->isp, phy->cfg_regs, ISPCSI2_PHY_CFG);
+
+	for (i = 0; i < phy->num_data_lanes; i++) {
+		reg &= ~(ISPCSI2_PHY_CFG_DATA_POL_MASK(i + 1) |
+			 ISPCSI2_PHY_CFG_DATA_POSITION_MASK(i + 1));
+		reg |= (lanes->data[i].pol <<
+			ISPCSI2_PHY_CFG_DATA_POL_SHIFT(i + 1));
+		reg |= (lanes->data[i].pos <<
+			ISPCSI2_PHY_CFG_DATA_POSITION_SHIFT(i + 1));
+	}
+
+	reg &= ~(ISPCSI2_PHY_CFG_CLOCK_POL_MASK |
+		 ISPCSI2_PHY_CFG_CLOCK_POSITION_MASK);
+	reg |= lanes->clk.pol << ISPCSI2_PHY_CFG_CLOCK_POL_SHIFT;
+	reg |= lanes->clk.pos << ISPCSI2_PHY_CFG_CLOCK_POSITION_SHIFT;
+
+	isp_reg_writel(csi2->isp, reg, phy->cfg_regs, ISPCSI2_PHY_CFG);
+
+	return 0;
+}
+
+int omap3isp_csiphy_acquire(struct isp_csiphy *phy)
+{
+	int rval;
+
+	if (phy->vdd == NULL) {
+		dev_err(phy->isp->dev, "Power regulator for CSI PHY not "
+			"available\n");
+		return -ENODEV;
+	}
+
+	mutex_lock(&phy->mutex);
+
+	rval = regulator_enable(phy->vdd);
+	if (rval < 0)
+		goto done;
+
+	rval = omap3isp_csi2_reset(phy->csi2);
+	if (rval < 0)
+		goto done;
+
+	rval = omap3isp_csiphy_config(phy);
+	if (rval < 0)
+		goto done;
+
+	rval = csiphy_set_power(phy, ISPCSI2_PHY_CFG_PWR_CMD_ON);
+	if (rval) {
+		regulator_disable(phy->vdd);
+		goto done;
+	}
+
+	csiphy_power_autoswitch_enable(phy, true);
+	phy->phy_in_use = 1;
+
+done:
+	mutex_unlock(&phy->mutex);
+	return rval;
+}
+
+void omap3isp_csiphy_release(struct isp_csiphy *phy)
+{
+	mutex_lock(&phy->mutex);
+	if (phy->phy_in_use) {
+		struct isp_csi2_device *csi2 = phy->csi2;
+		struct isp_pipeline *pipe =
+			to_isp_pipeline(&csi2->subdev.entity);
+		struct isp_v4l2_subdevs_group *subdevs =
+			pipe->external->host_priv;
+
+		csiphy_routing_cfg(phy, subdevs->interface, false,
+				   subdevs->bus.ccp2.phy_layer);
+		csiphy_power_autoswitch_enable(phy, false);
+		csiphy_set_power(phy, ISPCSI2_PHY_CFG_PWR_CMD_OFF);
+		regulator_disable(phy->vdd);
+		phy->phy_in_use = 0;
+	}
+	mutex_unlock(&phy->mutex);
+}
+
+/*
+ * omap3isp_csiphy_init - Initialize the CSI PHY frontends
+ */
+int omap3isp_csiphy_init(struct isp_device *isp)
+{
+	struct isp_csiphy *phy1 = &isp->isp_csiphy1;
+	struct isp_csiphy *phy2 = &isp->isp_csiphy2;
+
+	phy2->isp = isp;
+	phy2->csi2 = &isp->isp_csi2a;
+	phy2->num_data_lanes = ISP_CSIPHY2_NUM_DATA_LANES;
+	phy2->cfg_regs = OMAP3_ISP_IOMEM_CSI2A_REGS1;
+	phy2->phy_regs = OMAP3_ISP_IOMEM_CSIPHY2;
+	mutex_init(&phy2->mutex);
+
+	if (isp->revision == ISP_REVISION_15_0) {
+		phy1->isp = isp;
+		phy1->csi2 = &isp->isp_csi2c;
+		phy1->num_data_lanes = ISP_CSIPHY1_NUM_DATA_LANES;
+		phy1->cfg_regs = OMAP3_ISP_IOMEM_CSI2C_REGS1;
+		phy1->phy_regs = OMAP3_ISP_IOMEM_CSIPHY1;
+		mutex_init(&phy1->mutex);
+	}
+
+	return 0;
+}
--- a/drivers/media/platform/omap3isp/ispcsiphy.h
+++ b/drivers/media/platform/omap3isp/ispcsiphy.h
@ -0,0 +1,43 @@
+/*
+ * 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.
+ */
+
+#ifndef OMAP3_ISP_CSI_PHY_H
+#define OMAP3_ISP_CSI_PHY_H
+
+#include <media/omap3isp.h>
+
+struct isp_csi2_device;
+struct regulator;
+
+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 */
+};
+
+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 */
--- a/drivers/media/platform/omap3isp/isph3a.h
+++ b/drivers/media/platform/omap3isp/isph3a.h
@ -0,0 +1,107 @@
+/*
+ * isph3a.h
+ *
+ * TI OMAP3 ISP - H3A AF module
+ *
+ * Copyright (C) 2010 Nokia Corporation
+ * Copyright (C) 2009 Texas Instruments, Inc.
+ *
+ * Contacts: David Cohen <dacohen@gmail.com>
+ *	     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.
+ */
+
+#ifndef OMAP3_ISP_H3A_H
+#define OMAP3_ISP_H3A_H
+
+#include <linux/omap3isp.h>
+
+/*
+ * ----------
+ * -H3A AEWB-
+ * ----------
+ */
+
+#define AEWB_PACKET_SIZE	16
+#define AEWB_SATURATION_LIMIT	0x3ff
+
+/* Flags for changed registers */
+#define PCR_CHNG		(1 << 0)
+#define AEWWIN1_CHNG		(1 << 1)
+#define AEWINSTART_CHNG		(1 << 2)
+#define AEWINBLK_CHNG		(1 << 3)
+#define AEWSUBWIN_CHNG		(1 << 4)
+#define PRV_WBDGAIN_CHNG	(1 << 5)
+#define PRV_WBGAIN_CHNG		(1 << 6)
+
+/* ISPH3A REGISTERS bits */
+#define ISPH3A_PCR_AF_EN	(1 << 0)
+#define ISPH3A_PCR_AF_ALAW_EN	(1 << 1)
+#define ISPH3A_PCR_AF_MED_EN	(1 << 2)
+#define ISPH3A_PCR_AF_BUSY	(1 << 15)
+#define ISPH3A_PCR_AEW_EN	(1 << 16)
+#define ISPH3A_PCR_AEW_ALAW_EN	(1 << 17)
+#define ISPH3A_PCR_AEW_BUSY	(1 << 18)
+#define ISPH3A_PCR_AEW_MASK	(ISPH3A_PCR_AEW_ALAW_EN | \
+				 ISPH3A_PCR_AEW_AVE2LMT_MASK)
+
+/*
+ * --------
+ * -H3A AF-
+ * --------
+ */
+
+/* Peripheral Revision */
+#define AFPID				0x0
+
+#define AFCOEF_OFFSET			0x00000004	/* COEF base address */
+
+/* PCR fields */
+#define AF_BUSYAF			(1 << 15)
+#define AF_FVMODE			(1 << 14)
+#define AF_RGBPOS			(0x7 << 11)
+#define AF_MED_TH			(0xFF << 3)
+#define AF_MED_EN			(1 << 2)
+#define AF_ALAW_EN			(1 << 1)
+#define AF_EN				(1 << 0)
+#define AF_PCR_MASK			(AF_FVMODE | AF_RGBPOS | AF_MED_TH | \
+					 AF_MED_EN | AF_ALAW_EN)
+
+/* AFPAX1 fields */
+#define AF_PAXW				(0x7F << 16)
+#define AF_PAXH				0x7F
+
+/* AFPAX2 fields */
+#define AF_AFINCV			(0xF << 13)
+#define AF_PAXVC			(0x7F << 6)
+#define AF_PAXHC			0x3F
+
+/* AFPAXSTART fields */
+#define AF_PAXSH			(0xFFF<<16)
+#define AF_PAXSV			0xFFF
+
+/* COEFFICIENT MASK */
+#define AF_COEF_MASK0			0xFFF
+#define AF_COEF_MASK1			(0xFFF<<16)
+
+/* BIT SHIFTS */
+#define AF_RGBPOS_SHIFT			11
+#define AF_MED_TH_SHIFT			3
+#define AF_PAXW_SHIFT			16
+#define AF_LINE_INCR_SHIFT		13
+#define AF_VT_COUNT_SHIFT		6
+#define AF_HZ_START_SHIFT		16
+#define AF_COEF_SHIFT			16
+
+/* Init and cleanup functions */
+int omap3isp_h3a_aewb_init(struct isp_device *isp);
+int omap3isp_h3a_af_init(struct isp_device *isp);
+
+void omap3isp_h3a_aewb_cleanup(struct isp_device *isp);
+void omap3isp_h3a_af_cleanup(struct isp_device *isp);
+
+#endif /* OMAP3_ISP_H3A_H */
--- a/drivers/media/platform/omap3isp/isph3a_aewb.c
+++ b/drivers/media/platform/omap3isp/isph3a_aewb.c
@ -0,0 +1,342 @@
+/*
+ * isph3a.c
+ *
+ * TI OMAP3 ISP - H3A module
+ *
+ * Copyright (C) 2010 Nokia Corporation
+ * Copyright (C) 2009 Texas Instruments, Inc.
+ *
+ * Contacts: David Cohen <dacohen@gmail.com>
+ *	     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.
+ */
+
+#include <linux/slab.h>
+#include <linux/uaccess.h>
+
+#include "isp.h"
+#include "isph3a.h"
+#include "ispstat.h"
+
+/*
+ * h3a_aewb_update_regs - Helper function to update h3a registers.
+ */
+static void h3a_aewb_setup_regs(struct ispstat *aewb, void *priv)
+{
+	struct omap3isp_h3a_aewb_config *conf = priv;
+	u32 pcr;
+	u32 win1;
+	u32 start;
+	u32 blk;
+	u32 subwin;
+
+	if (aewb->state == ISPSTAT_DISABLED)
+		return;
+
+	isp_reg_writel(aewb->isp, aewb->active_buf->dma_addr,
+		       OMAP3_ISP_IOMEM_H3A, ISPH3A_AEWBUFST);
+
+	if (!aewb->update)
+		return;
+
+	/* Converting config metadata into reg values */
+	pcr = conf->saturation_limit << ISPH3A_PCR_AEW_AVE2LMT_SHIFT;
+	pcr |= !!conf->alaw_enable << ISPH3A_PCR_AEW_ALAW_EN_SHIFT;
+
+	win1 = ((conf->win_height >> 1) - 1) << ISPH3A_AEWWIN1_WINH_SHIFT;
+	win1 |= ((conf->win_width >> 1) - 1) << ISPH3A_AEWWIN1_WINW_SHIFT;
+	win1 |= (conf->ver_win_count - 1) << ISPH3A_AEWWIN1_WINVC_SHIFT;
+	win1 |= (conf->hor_win_count - 1) << ISPH3A_AEWWIN1_WINHC_SHIFT;
+
+	start = conf->hor_win_start << ISPH3A_AEWINSTART_WINSH_SHIFT;
+	start |= conf->ver_win_start << ISPH3A_AEWINSTART_WINSV_SHIFT;
+
+	blk = conf->blk_ver_win_start << ISPH3A_AEWINBLK_WINSV_SHIFT;
+	blk |= ((conf->blk_win_height >> 1) - 1) << ISPH3A_AEWINBLK_WINH_SHIFT;
+
+	subwin = ((conf->subsample_ver_inc >> 1) - 1) <<
+		 ISPH3A_AEWSUBWIN_AEWINCV_SHIFT;
+	subwin |= ((conf->subsample_hor_inc >> 1) - 1) <<
+		  ISPH3A_AEWSUBWIN_AEWINCH_SHIFT;
+
+	isp_reg_writel(aewb->isp, win1, OMAP3_ISP_IOMEM_H3A, ISPH3A_AEWWIN1);
+	isp_reg_writel(aewb->isp, start, OMAP3_ISP_IOMEM_H3A,
+		       ISPH3A_AEWINSTART);
+	isp_reg_writel(aewb->isp, blk, OMAP3_ISP_IOMEM_H3A, ISPH3A_AEWINBLK);
+	isp_reg_writel(aewb->isp, subwin, OMAP3_ISP_IOMEM_H3A,
+		       ISPH3A_AEWSUBWIN);
+	isp_reg_clr_set(aewb->isp, OMAP3_ISP_IOMEM_H3A, ISPH3A_PCR,
+			ISPH3A_PCR_AEW_MASK, pcr);
+
+	aewb->update = 0;
+	aewb->config_counter += aewb->inc_config;
+	aewb->inc_config = 0;
+	aewb->buf_size = conf->buf_size;
+}
+
+static void h3a_aewb_enable(struct ispstat *aewb, int enable)
+{
+	if (enable) {
+		isp_reg_set(aewb->isp, OMAP3_ISP_IOMEM_H3A, ISPH3A_PCR,
+			    ISPH3A_PCR_AEW_EN);
+		omap3isp_subclk_enable(aewb->isp, OMAP3_ISP_SUBCLK_AEWB);
+	} else {
+		isp_reg_clr(aewb->isp, OMAP3_ISP_IOMEM_H3A, ISPH3A_PCR,
+			    ISPH3A_PCR_AEW_EN);
+		omap3isp_subclk_disable(aewb->isp, OMAP3_ISP_SUBCLK_AEWB);
+	}
+}
+
+static int h3a_aewb_busy(struct ispstat *aewb)
+{
+	return isp_reg_readl(aewb->isp, OMAP3_ISP_IOMEM_H3A, ISPH3A_PCR)
+						& ISPH3A_PCR_BUSYAEAWB;
+}
+
+static u32 h3a_aewb_get_buf_size(struct omap3isp_h3a_aewb_config *conf)
+{
+	/* Number of configured windows + extra row for black data */
+	u32 win_count = (conf->ver_win_count + 1) * conf->hor_win_count;
+
+	/*
+	 * Unsaturated block counts for each 8 windows.
+	 * 1 extra for the last (win_count % 8) windows if win_count is not
+	 * divisible by 8.
+	 */
+	win_count += (win_count + 7) / 8;
+
+	return win_count * AEWB_PACKET_SIZE;
+}
+
+static int h3a_aewb_validate_params(struct ispstat *aewb, void *new_conf)
+{
+	struct omap3isp_h3a_aewb_config *user_cfg = new_conf;
+	u32 buf_size;
+
+	if (unlikely(user_cfg->saturation_limit >
+		     OMAP3ISP_AEWB_MAX_SATURATION_LIM))
+		return -EINVAL;
+
+	if (unlikely(user_cfg->win_height < OMAP3ISP_AEWB_MIN_WIN_H ||
+		     user_cfg->win_height > OMAP3ISP_AEWB_MAX_WIN_H ||
+		     user_cfg->win_height & 0x01))
+		return -EINVAL;
+
+	if (unlikely(user_cfg->win_width < OMAP3ISP_AEWB_MIN_WIN_W ||
+		     user_cfg->win_width > OMAP3ISP_AEWB_MAX_WIN_W ||
+		     user_cfg->win_width & 0x01))
+		return -EINVAL;
+
+	if (unlikely(user_cfg->ver_win_count < OMAP3ISP_AEWB_MIN_WINVC ||
+		     user_cfg->ver_win_count > OMAP3ISP_AEWB_MAX_WINVC))
+		return -EINVAL;
+
+	if (unlikely(user_cfg->hor_win_count < OMAP3ISP_AEWB_MIN_WINHC ||
+		     user_cfg->hor_win_count > OMAP3ISP_AEWB_MAX_WINHC))
+		return -EINVAL;
+
+	if (unlikely(user_cfg->ver_win_start > OMAP3ISP_AEWB_MAX_WINSTART))
+		return -EINVAL;
+
+	if (unlikely(user_cfg->hor_win_start > OMAP3ISP_AEWB_MAX_WINSTART))
+		return -EINVAL;
+
+	if (unlikely(user_cfg->blk_ver_win_start > OMAP3ISP_AEWB_MAX_WINSTART))
+		return -EINVAL;
+
+	if (unlikely(user_cfg->blk_win_height < OMAP3ISP_AEWB_MIN_WIN_H ||
+		     user_cfg->blk_win_height > OMAP3ISP_AEWB_MAX_WIN_H ||
+		     user_cfg->blk_win_height & 0x01))
+		return -EINVAL;
+
+	if (unlikely(user_cfg->subsample_ver_inc < OMAP3ISP_AEWB_MIN_SUB_INC ||
+		     user_cfg->subsample_ver_inc > OMAP3ISP_AEWB_MAX_SUB_INC ||
+		     user_cfg->subsample_ver_inc & 0x01))
+		return -EINVAL;
+
+	if (unlikely(user_cfg->subsample_hor_inc < OMAP3ISP_AEWB_MIN_SUB_INC ||
+		     user_cfg->subsample_hor_inc > OMAP3ISP_AEWB_MAX_SUB_INC ||
+		     user_cfg->subsample_hor_inc & 0x01))
+		return -EINVAL;
+
+	buf_size = h3a_aewb_get_buf_size(user_cfg);
+	if (buf_size > user_cfg->buf_size)
+		user_cfg->buf_size = buf_size;
+	else if (user_cfg->buf_size > OMAP3ISP_AEWB_MAX_BUF_SIZE)
+		user_cfg->buf_size = OMAP3ISP_AEWB_MAX_BUF_SIZE;
+
+	return 0;
+}
+
+/*
+ * h3a_aewb_set_params - Helper function to check & store user given params.
+ * @new_conf: Pointer to AE and AWB parameters struct.
+ *
+ * As most of them are busy-lock registers, need to wait until AEW_BUSY = 0 to
+ * program them during ISR.
+ */
+static void h3a_aewb_set_params(struct ispstat *aewb, void *new_conf)
+{
+	struct omap3isp_h3a_aewb_config *user_cfg = new_conf;
+	struct omap3isp_h3a_aewb_config *cur_cfg = aewb->priv;
+	int update = 0;
+
+	if (cur_cfg->saturation_limit != user_cfg->saturation_limit) {
+		cur_cfg->saturation_limit = user_cfg->saturation_limit;
+		update = 1;
+	}
+	if (cur_cfg->alaw_enable != user_cfg->alaw_enable) {
+		cur_cfg->alaw_enable = user_cfg->alaw_enable;
+		update = 1;
+	}
+	if (cur_cfg->win_height != user_cfg->win_height) {
+		cur_cfg->win_height = user_cfg->win_height;
+		update = 1;
+	}
+	if (cur_cfg->win_width != user_cfg->win_width) {
+		cur_cfg->win_width = user_cfg->win_width;
+		update = 1;
+	}
+	if (cur_cfg->ver_win_count != user_cfg->ver_win_count) {
+		cur_cfg->ver_win_count = user_cfg->ver_win_count;
+		update = 1;
+	}
+	if (cur_cfg->hor_win_count != user_cfg->hor_win_count) {
+		cur_cfg->hor_win_count = user_cfg->hor_win_count;
+		update = 1;
+	}
+	if (cur_cfg->ver_win_start != user_cfg->ver_win_start) {
+		cur_cfg->ver_win_start = user_cfg->ver_win_start;
+		update = 1;
+	}
+	if (cur_cfg->hor_win_start != user_cfg->hor_win_start) {
+		cur_cfg->hor_win_start = user_cfg->hor_win_start;
+		update = 1;
+	}
+	if (cur_cfg->blk_ver_win_start != user_cfg->blk_ver_win_start) {
+		cur_cfg->blk_ver_win_start = user_cfg->blk_ver_win_start;
+		update = 1;
+	}
+	if (cur_cfg->blk_win_height != user_cfg->blk_win_height) {
+		cur_cfg->blk_win_height = user_cfg->blk_win_height;
+		update = 1;
+	}
+	if (cur_cfg->subsample_ver_inc != user_cfg->subsample_ver_inc) {
+		cur_cfg->subsample_ver_inc = user_cfg->subsample_ver_inc;
+		update = 1;
+	}
+	if (cur_cfg->subsample_hor_inc != user_cfg->subsample_hor_inc) {
+		cur_cfg->subsample_hor_inc = user_cfg->subsample_hor_inc;
+		update = 1;
+	}
+
+	if (update || !aewb->configured) {
+		aewb->inc_config++;
+		aewb->update = 1;
+		cur_cfg->buf_size = h3a_aewb_get_buf_size(cur_cfg);
+	}
+}
+
+static long h3a_aewb_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
+{
+	struct ispstat *stat = v4l2_get_subdevdata(sd);
+
+	switch (cmd) {
+	case VIDIOC_OMAP3ISP_AEWB_CFG:
+		return omap3isp_stat_config(stat, arg);
+	case VIDIOC_OMAP3ISP_STAT_REQ:
+		return omap3isp_stat_request_statistics(stat, arg);
+	case VIDIOC_OMAP3ISP_STAT_EN: {
+		unsigned long *en = arg;
+		return omap3isp_stat_enable(stat, !!*en);
+	}
+	}
+
+	return -ENOIOCTLCMD;
+}
+
+static const struct ispstat_ops h3a_aewb_ops = {
+	.validate_params	= h3a_aewb_validate_params,
+	.set_params		= h3a_aewb_set_params,
+	.setup_regs		= h3a_aewb_setup_regs,
+	.enable			= h3a_aewb_enable,
+	.busy			= h3a_aewb_busy,
+};
+
+static const struct v4l2_subdev_core_ops h3a_aewb_subdev_core_ops = {
+	.ioctl = h3a_aewb_ioctl,
+	.subscribe_event = omap3isp_stat_subscribe_event,
+	.unsubscribe_event = omap3isp_stat_unsubscribe_event,
+};
+
+static const struct v4l2_subdev_video_ops h3a_aewb_subdev_video_ops = {
+	.s_stream = omap3isp_stat_s_stream,
+};
+
+static const struct v4l2_subdev_ops h3a_aewb_subdev_ops = {
+	.core = &h3a_aewb_subdev_core_ops,
+	.video = &h3a_aewb_subdev_video_ops,
+};
+
+/*
+ * omap3isp_h3a_aewb_init - Module Initialisation.
+ */
+int omap3isp_h3a_aewb_init(struct isp_device *isp)
+{
+	struct ispstat *aewb = &isp->isp_aewb;
+	struct omap3isp_h3a_aewb_config *aewb_cfg;
+	struct omap3isp_h3a_aewb_config *aewb_recover_cfg;
+
+	aewb_cfg = devm_kzalloc(isp->dev, sizeof(*aewb_cfg), GFP_KERNEL);
+	if (!aewb_cfg)
+		return -ENOMEM;
+
+	aewb->ops = &h3a_aewb_ops;
+	aewb->priv = aewb_cfg;
+	aewb->dma_ch = -1;
+	aewb->event_type = V4L2_EVENT_OMAP3ISP_AEWB;
+	aewb->isp = isp;
+
+	/* Set recover state configuration */
+	aewb_recover_cfg = devm_kzalloc(isp->dev, sizeof(*aewb_recover_cfg),
+					GFP_KERNEL);
+	if (!aewb_recover_cfg) {
+		dev_err(aewb->isp->dev, "AEWB: cannot allocate memory for "
+					"recover configuration.\n");
+		return -ENOMEM;
+	}
+
+	aewb_recover_cfg->saturation_limit = OMAP3ISP_AEWB_MAX_SATURATION_LIM;
+	aewb_recover_cfg->win_height = OMAP3ISP_AEWB_MIN_WIN_H;
+	aewb_recover_cfg->win_width = OMAP3ISP_AEWB_MIN_WIN_W;
+	aewb_recover_cfg->ver_win_count = OMAP3ISP_AEWB_MIN_WINVC;
+	aewb_recover_cfg->hor_win_count = OMAP3ISP_AEWB_MIN_WINHC;
+	aewb_recover_cfg->blk_ver_win_start = aewb_recover_cfg->ver_win_start +
+		aewb_recover_cfg->win_height * aewb_recover_cfg->ver_win_count;
+	aewb_recover_cfg->blk_win_height = OMAP3ISP_AEWB_MIN_WIN_H;
+	aewb_recover_cfg->subsample_ver_inc = OMAP3ISP_AEWB_MIN_SUB_INC;
+	aewb_recover_cfg->subsample_hor_inc = OMAP3ISP_AEWB_MIN_SUB_INC;
+
+	if (h3a_aewb_validate_params(aewb, aewb_recover_cfg)) {
+		dev_err(aewb->isp->dev, "AEWB: recover configuration is "
+					"invalid.\n");
+		return -EINVAL;
+	}
+
+	aewb_recover_cfg->buf_size = h3a_aewb_get_buf_size(aewb_recover_cfg);
+	aewb->recover_priv = aewb_recover_cfg;
+
+	return omap3isp_stat_init(aewb, "AEWB", &h3a_aewb_subdev_ops);
+}
+
+/*
+ * omap3isp_h3a_aewb_cleanup - Module exit.
+ */
+void omap3isp_h3a_aewb_cleanup(struct isp_device *isp)
+{
+	omap3isp_stat_cleanup(&isp->isp_aewb);
+}
--- a/drivers/media/platform/omap3isp/isph3a_af.c
+++ b/drivers/media/platform/omap3isp/isph3a_af.c
@ -0,0 +1,397 @@
+/*
+ * isph3a_af.c
+ *
+ * TI OMAP3 ISP - H3A AF module
+ *
+ * Copyright (C) 2010 Nokia Corporation
+ * Copyright (C) 2009 Texas Instruments, Inc.
+ *
+ * Contacts: David Cohen <dacohen@gmail.com>
+ *	     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.
+ */
+
+/* Linux specific include files */
+#include <linux/device.h>
+#include <linux/slab.h>
+
+#include "isp.h"
+#include "isph3a.h"
+#include "ispstat.h"
+
+#define IS_OUT_OF_BOUNDS(value, min, max)		\
+	(((value) < (min)) || ((value) > (max)))
+
+static void h3a_af_setup_regs(struct ispstat *af, void *priv)
+{
+	struct omap3isp_h3a_af_config *conf = priv;
+	u32 pcr;
+	u32 pax1;
+	u32 pax2;
+	u32 paxstart;
+	u32 coef;
+	u32 base_coef_set0;
+	u32 base_coef_set1;
+	int index;
+
+	if (af->state == ISPSTAT_DISABLED)
+		return;
+
+	isp_reg_writel(af->isp, af->active_buf->dma_addr, OMAP3_ISP_IOMEM_H3A,
+		       ISPH3A_AFBUFST);
+
+	if (!af->update)
+		return;
+
+	/* Configure Hardware Registers */
+	pax1 = ((conf->paxel.width >> 1) - 1) << AF_PAXW_SHIFT;
+	/* Set height in AFPAX1 */
+	pax1 |= (conf->paxel.height >> 1) - 1;
+	isp_reg_writel(af->isp, pax1, OMAP3_ISP_IOMEM_H3A, ISPH3A_AFPAX1);
+
+	/* Configure AFPAX2 Register */
+	/* Set Line Increment in AFPAX2 Register */
+	pax2 = ((conf->paxel.line_inc >> 1) - 1) << AF_LINE_INCR_SHIFT;
+	/* Set Vertical Count */
+	pax2 |= (conf->paxel.v_cnt - 1) << AF_VT_COUNT_SHIFT;
+	/* Set Horizontal Count */
+	pax2 |= (conf->paxel.h_cnt - 1);
+	isp_reg_writel(af->isp, pax2, OMAP3_ISP_IOMEM_H3A, ISPH3A_AFPAX2);
+
+	/* Configure PAXSTART Register */
+	/*Configure Horizontal Start */
+	paxstart = conf->paxel.h_start << AF_HZ_START_SHIFT;
+	/* Configure Vertical Start */
+	paxstart |= conf->paxel.v_start;
+	isp_reg_writel(af->isp, paxstart, OMAP3_ISP_IOMEM_H3A,
+		       ISPH3A_AFPAXSTART);
+
+	/*SetIIRSH Register */
+	isp_reg_writel(af->isp, conf->iir.h_start,
+		       OMAP3_ISP_IOMEM_H3A, ISPH3A_AFIIRSH);
+
+	base_coef_set0 = ISPH3A_AFCOEF010;
+	base_coef_set1 = ISPH3A_AFCOEF110;
+	for (index = 0; index <= 8; index += 2) {
+		/*Set IIR Filter0 Coefficients */
+		coef = 0;
+		coef |= conf->iir.coeff_set0[index];
+		coef |= conf->iir.coeff_set0[index + 1] <<
+			AF_COEF_SHIFT;
+		isp_reg_writel(af->isp, coef, OMAP3_ISP_IOMEM_H3A,
+			       base_coef_set0);
+		base_coef_set0 += AFCOEF_OFFSET;
+
+		/*Set IIR Filter1 Coefficients */
+		coef = 0;
+		coef |= conf->iir.coeff_set1[index];
+		coef |= conf->iir.coeff_set1[index + 1] <<
+			AF_COEF_SHIFT;
+		isp_reg_writel(af->isp, coef, OMAP3_ISP_IOMEM_H3A,
+			       base_coef_set1);
+		base_coef_set1 += AFCOEF_OFFSET;
+	}
+	/* set AFCOEF0010 Register */
+	isp_reg_writel(af->isp, conf->iir.coeff_set0[10],
+		       OMAP3_ISP_IOMEM_H3A, ISPH3A_AFCOEF0010);
+	/* set AFCOEF1010 Register */
+	isp_reg_writel(af->isp, conf->iir.coeff_set1[10],
+		       OMAP3_ISP_IOMEM_H3A, ISPH3A_AFCOEF1010);
+
+	/* PCR Register */
+	/* Set RGB Position */
+	pcr = conf->rgb_pos << AF_RGBPOS_SHIFT;
+	/* Set Accumulator Mode */
+	if (conf->fvmode == OMAP3ISP_AF_MODE_PEAK)
+		pcr |= AF_FVMODE;
+	/* Set A-law */
+	if (conf->alaw_enable)
+		pcr |= AF_ALAW_EN;
+	/* HMF Configurations */
+	if (conf->hmf.enable) {
+		/* Enable HMF */
+		pcr |= AF_MED_EN;
+		/* Set Median Threshold */
+		pcr |= conf->hmf.threshold << AF_MED_TH_SHIFT;
+	}
+	/* Set PCR Register */
+	isp_reg_clr_set(af->isp, OMAP3_ISP_IOMEM_H3A, ISPH3A_PCR,
+			AF_PCR_MASK, pcr);
+
+	af->update = 0;
+	af->config_counter += af->inc_config;
+	af->inc_config = 0;
+	af->buf_size = conf->buf_size;
+}
+
+static void h3a_af_enable(struct ispstat *af, int enable)
+{
+	if (enable) {
+		isp_reg_set(af->isp, OMAP3_ISP_IOMEM_H3A, ISPH3A_PCR,
+			    ISPH3A_PCR_AF_EN);
+		omap3isp_subclk_enable(af->isp, OMAP3_ISP_SUBCLK_AF);
+	} else {
+		isp_reg_clr(af->isp, OMAP3_ISP_IOMEM_H3A, ISPH3A_PCR,
+			    ISPH3A_PCR_AF_EN);
+		omap3isp_subclk_disable(af->isp, OMAP3_ISP_SUBCLK_AF);
+	}
+}
+
+static int h3a_af_busy(struct ispstat *af)
+{
+	return isp_reg_readl(af->isp, OMAP3_ISP_IOMEM_H3A, ISPH3A_PCR)
+						& ISPH3A_PCR_BUSYAF;
+}
+
+static u32 h3a_af_get_buf_size(struct omap3isp_h3a_af_config *conf)
+{
+	return conf->paxel.h_cnt * conf->paxel.v_cnt * OMAP3ISP_AF_PAXEL_SIZE;
+}
+
+/* Function to check paxel parameters */
+static int h3a_af_validate_params(struct ispstat *af, void *new_conf)
+{
+	struct omap3isp_h3a_af_config *user_cfg = new_conf;
+	struct omap3isp_h3a_af_paxel *paxel_cfg = &user_cfg->paxel;
+	struct omap3isp_h3a_af_iir *iir_cfg = &user_cfg->iir;
+	int index;
+	u32 buf_size;
+
+	/* Check horizontal Count */
+	if (IS_OUT_OF_BOUNDS(paxel_cfg->h_cnt,
+			     OMAP3ISP_AF_PAXEL_HORIZONTAL_COUNT_MIN,
+			     OMAP3ISP_AF_PAXEL_HORIZONTAL_COUNT_MAX))
+		return -EINVAL;
+
+	/* Check Vertical Count */
+	if (IS_OUT_OF_BOUNDS(paxel_cfg->v_cnt,
+			     OMAP3ISP_AF_PAXEL_VERTICAL_COUNT_MIN,
+			     OMAP3ISP_AF_PAXEL_VERTICAL_COUNT_MAX))
+		return -EINVAL;
+
+	if (IS_OUT_OF_BOUNDS(paxel_cfg->height, OMAP3ISP_AF_PAXEL_HEIGHT_MIN,
+			     OMAP3ISP_AF_PAXEL_HEIGHT_MAX) ||
+	    paxel_cfg->height % 2)
+		return -EINVAL;
+
+	/* Check width */
+	if (IS_OUT_OF_BOUNDS(paxel_cfg->width, OMAP3ISP_AF_PAXEL_WIDTH_MIN,
+			     OMAP3ISP_AF_PAXEL_WIDTH_MAX) ||
+	    paxel_cfg->width % 2)
+		return -EINVAL;
+
+	/* Check Line Increment */
+	if (IS_OUT_OF_BOUNDS(paxel_cfg->line_inc,
+			     OMAP3ISP_AF_PAXEL_INCREMENT_MIN,
+			     OMAP3ISP_AF_PAXEL_INCREMENT_MAX) ||
+	    paxel_cfg->line_inc % 2)
+		return -EINVAL;
+
+	/* Check Horizontal Start */
+	if ((paxel_cfg->h_start < iir_cfg->h_start) ||
+	    IS_OUT_OF_BOUNDS(paxel_cfg->h_start,
+			     OMAP3ISP_AF_PAXEL_HZSTART_MIN,
+			     OMAP3ISP_AF_PAXEL_HZSTART_MAX))
+		return -EINVAL;
+
+	/* Check IIR */
+	for (index = 0; index < OMAP3ISP_AF_NUM_COEF; index++) {
+		if ((iir_cfg->coeff_set0[index]) > OMAP3ISP_AF_COEF_MAX)
+			return -EINVAL;
+
+		if ((iir_cfg->coeff_set1[index]) > OMAP3ISP_AF_COEF_MAX)
+			return -EINVAL;
+	}
+
+	if (IS_OUT_OF_BOUNDS(iir_cfg->h_start, OMAP3ISP_AF_IIRSH_MIN,
+			     OMAP3ISP_AF_IIRSH_MAX))
+		return -EINVAL;
+
+	/* Hack: If paxel size is 12, the 10th AF window may be corrupted */
+	if ((paxel_cfg->h_cnt * paxel_cfg->v_cnt > 9) &&
+	    (paxel_cfg->width * paxel_cfg->height == 12))
+		return -EINVAL;
+
+	buf_size = h3a_af_get_buf_size(user_cfg);
+	if (buf_size > user_cfg->buf_size)
+		/* User buf_size request wasn't enough */
+		user_cfg->buf_size = buf_size;
+	else if (user_cfg->buf_size > OMAP3ISP_AF_MAX_BUF_SIZE)
+		user_cfg->buf_size = OMAP3ISP_AF_MAX_BUF_SIZE;
+
+	return 0;
+}
+
+/* Update local parameters */
+static void h3a_af_set_params(struct ispstat *af, void *new_conf)
+{
+	struct omap3isp_h3a_af_config *user_cfg = new_conf;
+	struct omap3isp_h3a_af_config *cur_cfg = af->priv;
+	int update = 0;
+	int index;
+
+	/* alaw */
+	if (cur_cfg->alaw_enable != user_cfg->alaw_enable) {
+		update = 1;
+		goto out;
+	}
+
+	/* hmf */
+	if (cur_cfg->hmf.enable != user_cfg->hmf.enable) {
+		update = 1;
+		goto out;
+	}
+	if (cur_cfg->hmf.threshold != user_cfg->hmf.threshold) {
+		update = 1;
+		goto out;
+	}
+
+	/* rgbpos */
+	if (cur_cfg->rgb_pos != user_cfg->rgb_pos) {
+		update = 1;
+		goto out;
+	}
+
+	/* iir */
+	if (cur_cfg->iir.h_start != user_cfg->iir.h_start) {
+		update = 1;
+		goto out;
+	}
+	for (index = 0; index < OMAP3ISP_AF_NUM_COEF; index++) {
+		if (cur_cfg->iir.coeff_set0[index] !=
+				user_cfg->iir.coeff_set0[index]) {
+			update = 1;
+			goto out;
+		}
+		if (cur_cfg->iir.coeff_set1[index] !=
+				user_cfg->iir.coeff_set1[index]) {
+			update = 1;
+			goto out;
+		}
+	}
+
+	/* paxel */
+	if ((cur_cfg->paxel.width != user_cfg->paxel.width) ||
+	    (cur_cfg->paxel.height != user_cfg->paxel.height) ||
+	    (cur_cfg->paxel.h_start != user_cfg->paxel.h_start) ||
+	    (cur_cfg->paxel.v_start != user_cfg->paxel.v_start) ||
+	    (cur_cfg->paxel.h_cnt != user_cfg->paxel.h_cnt) ||
+	    (cur_cfg->paxel.v_cnt != user_cfg->paxel.v_cnt) ||
+	    (cur_cfg->paxel.line_inc != user_cfg->paxel.line_inc)) {
+		update = 1;
+		goto out;
+	}
+
+	/* af_mode */
+	if (cur_cfg->fvmode != user_cfg->fvmode)
+		update = 1;
+
+out:
+	if (update || !af->configured) {
+		memcpy(cur_cfg, user_cfg, sizeof(*cur_cfg));
+		af->inc_config++;
+		af->update = 1;
+		/*
+		 * User might be asked for a bigger buffer than necessary for
+		 * this configuration. In order to return the right amount of
+		 * data during buffer request, let's calculate the size here
+		 * instead of stick with user_cfg->buf_size.
+		 */
+		cur_cfg->buf_size = h3a_af_get_buf_size(cur_cfg);
+	}
+}
+
+static long h3a_af_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
+{
+	struct ispstat *stat = v4l2_get_subdevdata(sd);
+
+	switch (cmd) {
+	case VIDIOC_OMAP3ISP_AF_CFG:
+		return omap3isp_stat_config(stat, arg);
+	case VIDIOC_OMAP3ISP_STAT_REQ:
+		return omap3isp_stat_request_statistics(stat, arg);
+	case VIDIOC_OMAP3ISP_STAT_EN: {
+		int *en = arg;
+		return omap3isp_stat_enable(stat, !!*en);
+	}
+	}
+
+	return -ENOIOCTLCMD;
+
+}
+
+static const struct ispstat_ops h3a_af_ops = {
+	.validate_params	= h3a_af_validate_params,
+	.set_params		= h3a_af_set_params,
+	.setup_regs		= h3a_af_setup_regs,
+	.enable			= h3a_af_enable,
+	.busy			= h3a_af_busy,
+};
+
+static const struct v4l2_subdev_core_ops h3a_af_subdev_core_ops = {
+	.ioctl = h3a_af_ioctl,
+	.subscribe_event = omap3isp_stat_subscribe_event,
+	.unsubscribe_event = omap3isp_stat_unsubscribe_event,
+};
+
+static const struct v4l2_subdev_video_ops h3a_af_subdev_video_ops = {
+	.s_stream = omap3isp_stat_s_stream,
+};
+
+static const struct v4l2_subdev_ops h3a_af_subdev_ops = {
+	.core = &h3a_af_subdev_core_ops,
+	.video = &h3a_af_subdev_video_ops,
+};
+
+/* Function to register the AF character device driver. */
+int omap3isp_h3a_af_init(struct isp_device *isp)
+{
+	struct ispstat *af = &isp->isp_af;
+	struct omap3isp_h3a_af_config *af_cfg;
+	struct omap3isp_h3a_af_config *af_recover_cfg;
+
+	af_cfg = devm_kzalloc(isp->dev, sizeof(*af_cfg), GFP_KERNEL);
+	if (af_cfg == NULL)
+		return -ENOMEM;
+
+	af->ops = &h3a_af_ops;
+	af->priv = af_cfg;
+	af->dma_ch = -1;
+	af->event_type = V4L2_EVENT_OMAP3ISP_AF;
+	af->isp = isp;
+
+	/* Set recover state configuration */
+	af_recover_cfg = devm_kzalloc(isp->dev, sizeof(*af_recover_cfg),
+				      GFP_KERNEL);
+	if (!af_recover_cfg) {
+		dev_err(af->isp->dev, "AF: cannot allocate memory for recover "
+				      "configuration.\n");
+		return -ENOMEM;
+	}
+
+	af_recover_cfg->paxel.h_start = OMAP3ISP_AF_PAXEL_HZSTART_MIN;
+	af_recover_cfg->paxel.width = OMAP3ISP_AF_PAXEL_WIDTH_MIN;
+	af_recover_cfg->paxel.height = OMAP3ISP_AF_PAXEL_HEIGHT_MIN;
+	af_recover_cfg->paxel.h_cnt = OMAP3ISP_AF_PAXEL_HORIZONTAL_COUNT_MIN;
+	af_recover_cfg->paxel.v_cnt = OMAP3ISP_AF_PAXEL_VERTICAL_COUNT_MIN;
+	af_recover_cfg->paxel.line_inc = OMAP3ISP_AF_PAXEL_INCREMENT_MIN;
+	if (h3a_af_validate_params(af, af_recover_cfg)) {
+		dev_err(af->isp->dev, "AF: recover configuration is "
+				      "invalid.\n");
+		return -EINVAL;
+	}
+
+	af_recover_cfg->buf_size = h3a_af_get_buf_size(af_recover_cfg);
+	af->recover_priv = af_recover_cfg;
+
+	return omap3isp_stat_init(af, "AF", &h3a_af_subdev_ops);
+}
+
+void omap3isp_h3a_af_cleanup(struct isp_device *isp)
+{
+	omap3isp_stat_cleanup(&isp->isp_af);
+}
--- a/drivers/media/platform/omap3isp/isphist.c
+++ b/drivers/media/platform/omap3isp/isphist.c
@ -0,0 +1,511 @@
+/*
+ * isphist.c
+ *
+ * TI OMAP3 ISP - Histogram module
+ *
+ * Copyright (C) 2010 Nokia Corporation
+ * Copyright (C) 2009 Texas Instruments, Inc.
+ *
+ * Contacts: David Cohen <dacohen@gmail.com>
+ *	     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.
+ */
+
+#include <linux/delay.h>
+#include <linux/slab.h>
+#include <linux/uaccess.h>
+#include <linux/device.h>
+
+#include "isp.h"
+#include "ispreg.h"
+#include "isphist.h"
+
+#define OMAP24XX_DMA_NO_DEVICE		0
+
+#define HIST_CONFIG_DMA	1
+
+#define HIST_USING_DMA(hist) ((hist)->dma_ch >= 0)
+
+/*
+ * hist_reset_mem - clear Histogram memory before start stats engine.
+ */
+static void hist_reset_mem(struct ispstat *hist)
+{
+	struct isp_device *isp = hist->isp;
+	struct omap3isp_hist_config *conf = hist->priv;
+	unsigned int i;
+
+	isp_reg_writel(isp, 0, OMAP3_ISP_IOMEM_HIST, ISPHIST_ADDR);
+
+	/*
+	 * By setting it, the histogram internal buffer is being cleared at the
+	 * same time it's being read. This bit must be cleared afterwards.
+	 */
+	isp_reg_set(isp, OMAP3_ISP_IOMEM_HIST, ISPHIST_CNT, ISPHIST_CNT_CLEAR);
+
+	/*
+	 * We'll clear 4 words at each iteration for optimization. It avoids
+	 * 3/4 of the jumps. We also know HIST_MEM_SIZE is divisible by 4.
+	 */
+	for (i = OMAP3ISP_HIST_MEM_SIZE / 4; i > 0; i--) {
+		isp_reg_readl(isp, OMAP3_ISP_IOMEM_HIST, ISPHIST_DATA);
+		isp_reg_readl(isp, OMAP3_ISP_IOMEM_HIST, ISPHIST_DATA);
+		isp_reg_readl(isp, OMAP3_ISP_IOMEM_HIST, ISPHIST_DATA);
+		isp_reg_readl(isp, OMAP3_ISP_IOMEM_HIST, ISPHIST_DATA);
+	}
+	isp_reg_clr(isp, OMAP3_ISP_IOMEM_HIST, ISPHIST_CNT, ISPHIST_CNT_CLEAR);
+
+	hist->wait_acc_frames = conf->num_acc_frames;
+}
+
+static void hist_dma_config(struct ispstat *hist)
+{
+	struct isp_device *isp = hist->isp;
+
+	hist->dma_config.data_type = OMAP_DMA_DATA_TYPE_S32;
+	hist->dma_config.sync_mode = OMAP_DMA_SYNC_ELEMENT;
+	hist->dma_config.frame_count = 1;
+	hist->dma_config.src_amode = OMAP_DMA_AMODE_CONSTANT;
+	hist->dma_config.src_start = isp->mmio_base_phys[OMAP3_ISP_IOMEM_HIST]
+				   + ISPHIST_DATA;
+	hist->dma_config.dst_amode = OMAP_DMA_AMODE_POST_INC;
+	hist->dma_config.src_or_dst_synch = OMAP_DMA_SRC_SYNC;
+}
+
+/*
+ * hist_setup_regs - Helper function to update Histogram registers.
+ */
+static void hist_setup_regs(struct ispstat *hist, void *priv)
+{
+	struct isp_device *isp = hist->isp;
+	struct omap3isp_hist_config *conf = priv;
+	int c;
+	u32 cnt;
+	u32 wb_gain;
+	u32 reg_hor[OMAP3ISP_HIST_MAX_REGIONS];
+	u32 reg_ver[OMAP3ISP_HIST_MAX_REGIONS];
+
+	if (!hist->update || hist->state == ISPSTAT_DISABLED ||
+	    hist->state == ISPSTAT_DISABLING)
+		return;
+
+	cnt = conf->cfa << ISPHIST_CNT_CFA_SHIFT;
+
+	wb_gain = conf->wg[0] << ISPHIST_WB_GAIN_WG00_SHIFT;
+	wb_gain |= conf->wg[1] << ISPHIST_WB_GAIN_WG01_SHIFT;
+	wb_gain |= conf->wg[2] << ISPHIST_WB_GAIN_WG02_SHIFT;
+	if (conf->cfa == OMAP3ISP_HIST_CFA_BAYER)
+		wb_gain |= conf->wg[3] << ISPHIST_WB_GAIN_WG03_SHIFT;
+
+	/* Regions size and position */
+	for (c = 0; c < OMAP3ISP_HIST_MAX_REGIONS; c++) {
+		if (c < conf->num_regions) {
+			reg_hor[c] = (conf->region[c].h_start <<
+				     ISPHIST_REG_START_SHIFT)
+				   | (conf->region[c].h_end <<
+				     ISPHIST_REG_END_SHIFT);
+			reg_ver[c] = (conf->region[c].v_start <<
+				     ISPHIST_REG_START_SHIFT)
+				   | (conf->region[c].v_end <<
+				     ISPHIST_REG_END_SHIFT);
+		} else {
+			reg_hor[c] = 0;
+			reg_ver[c] = 0;
+		}
+	}
+
+	cnt |= conf->hist_bins << ISPHIST_CNT_BINS_SHIFT;
+	switch (conf->hist_bins) {
+	case OMAP3ISP_HIST_BINS_256:
+		cnt |= (ISPHIST_IN_BIT_WIDTH_CCDC - 8) <<
+			ISPHIST_CNT_SHIFT_SHIFT;
+		break;
+	case OMAP3ISP_HIST_BINS_128:
+		cnt |= (ISPHIST_IN_BIT_WIDTH_CCDC - 7) <<
+			ISPHIST_CNT_SHIFT_SHIFT;
+		break;
+	case OMAP3ISP_HIST_BINS_64:
+		cnt |= (ISPHIST_IN_BIT_WIDTH_CCDC - 6) <<
+			ISPHIST_CNT_SHIFT_SHIFT;
+		break;
+	default: /* OMAP3ISP_HIST_BINS_32 */
+		cnt |= (ISPHIST_IN_BIT_WIDTH_CCDC - 5) <<
+			ISPHIST_CNT_SHIFT_SHIFT;
+		break;
+	}
+
+	hist_reset_mem(hist);
+
+	isp_reg_writel(isp, cnt, OMAP3_ISP_IOMEM_HIST, ISPHIST_CNT);
+	isp_reg_writel(isp, wb_gain,  OMAP3_ISP_IOMEM_HIST, ISPHIST_WB_GAIN);
+	isp_reg_writel(isp, reg_hor[0], OMAP3_ISP_IOMEM_HIST, ISPHIST_R0_HORZ);
+	isp_reg_writel(isp, reg_ver[0], OMAP3_ISP_IOMEM_HIST, ISPHIST_R0_VERT);
+	isp_reg_writel(isp, reg_hor[1], OMAP3_ISP_IOMEM_HIST, ISPHIST_R1_HORZ);
+	isp_reg_writel(isp, reg_ver[1], OMAP3_ISP_IOMEM_HIST, ISPHIST_R1_VERT);
+	isp_reg_writel(isp, reg_hor[2], OMAP3_ISP_IOMEM_HIST, ISPHIST_R2_HORZ);
+	isp_reg_writel(isp, reg_ver[2], OMAP3_ISP_IOMEM_HIST, ISPHIST_R2_VERT);
+	isp_reg_writel(isp, reg_hor[3], OMAP3_ISP_IOMEM_HIST, ISPHIST_R3_HORZ);
+	isp_reg_writel(isp, reg_ver[3], OMAP3_ISP_IOMEM_HIST, ISPHIST_R3_VERT);
+
+	hist->update = 0;
+	hist->config_counter += hist->inc_config;
+	hist->inc_config = 0;
+	hist->buf_size = conf->buf_size;
+}
+
+static void hist_enable(struct ispstat *hist, int enable)
+{
+	if (enable) {
+		isp_reg_set(hist->isp, OMAP3_ISP_IOMEM_HIST, ISPHIST_PCR,
+			    ISPHIST_PCR_ENABLE);
+		omap3isp_subclk_enable(hist->isp, OMAP3_ISP_SUBCLK_HIST);
+	} else {
+		isp_reg_clr(hist->isp, OMAP3_ISP_IOMEM_HIST, ISPHIST_PCR,
+			    ISPHIST_PCR_ENABLE);
+		omap3isp_subclk_disable(hist->isp, OMAP3_ISP_SUBCLK_HIST);
+	}
+}
+
+static int hist_busy(struct ispstat *hist)
+{
+	return isp_reg_readl(hist->isp, OMAP3_ISP_IOMEM_HIST, ISPHIST_PCR)
+						& ISPHIST_PCR_BUSY;
+}
+
+static void hist_dma_cb(int lch, u16 ch_status, void *data)
+{
+	struct ispstat *hist = data;
+
+	if (ch_status & ~OMAP_DMA_BLOCK_IRQ) {
+		dev_dbg(hist->isp->dev, "hist: DMA error. status = 0x%04x\n",
+			ch_status);
+		omap_stop_dma(lch);
+		hist_reset_mem(hist);
+		atomic_set(&hist->buf_err, 1);
+	}
+	isp_reg_clr(hist->isp, OMAP3_ISP_IOMEM_HIST, ISPHIST_CNT,
+		    ISPHIST_CNT_CLEAR);
+
+	omap3isp_stat_dma_isr(hist);
+	if (hist->state != ISPSTAT_DISABLED)
+		omap3isp_hist_dma_done(hist->isp);
+}
+
+static int hist_buf_dma(struct ispstat *hist)
+{
+	dma_addr_t dma_addr = hist->active_buf->dma_addr;
+
+	if (unlikely(!dma_addr)) {
+		dev_dbg(hist->isp->dev, "hist: invalid DMA buffer address\n");
+		hist_reset_mem(hist);
+		return STAT_NO_BUF;
+	}
+
+	isp_reg_writel(hist->isp, 0, OMAP3_ISP_IOMEM_HIST, ISPHIST_ADDR);
+	isp_reg_set(hist->isp, OMAP3_ISP_IOMEM_HIST, ISPHIST_CNT,
+		    ISPHIST_CNT_CLEAR);
+	omap3isp_flush(hist->isp);
+	hist->dma_config.dst_start = dma_addr;
+	hist->dma_config.elem_count = hist->buf_size / sizeof(u32);
+	omap_set_dma_params(hist->dma_ch, &hist->dma_config);
+
+	omap_start_dma(hist->dma_ch);
+
+	return STAT_BUF_WAITING_DMA;
+}
+
+static int hist_buf_pio(struct ispstat *hist)
+{
+	struct isp_device *isp = hist->isp;
+	u32 *buf = hist->active_buf->virt_addr;
+	unsigned int i;
+
+	if (!buf) {
+		dev_dbg(isp->dev, "hist: invalid PIO buffer address\n");
+		hist_reset_mem(hist);
+		return STAT_NO_BUF;
+	}
+
+	isp_reg_writel(isp, 0, OMAP3_ISP_IOMEM_HIST, ISPHIST_ADDR);
+
+	/*
+	 * By setting it, the histogram internal buffer is being cleared at the
+	 * same time it's being read. This bit must be cleared just after all
+	 * data is acquired.
+	 */
+	isp_reg_set(isp, OMAP3_ISP_IOMEM_HIST, ISPHIST_CNT, ISPHIST_CNT_CLEAR);
+
+	/*
+	 * We'll read 4 times a 4-bytes-word at each iteration for
+	 * optimization. It avoids 3/4 of the jumps. We also know buf_size is
+	 * divisible by 16.
+	 */
+	for (i = hist->buf_size / 16; i > 0; i--) {
+		*buf++ = isp_reg_readl(isp, OMAP3_ISP_IOMEM_HIST, ISPHIST_DATA);
+		*buf++ = isp_reg_readl(isp, OMAP3_ISP_IOMEM_HIST, ISPHIST_DATA);
+		*buf++ = isp_reg_readl(isp, OMAP3_ISP_IOMEM_HIST, ISPHIST_DATA);
+		*buf++ = isp_reg_readl(isp, OMAP3_ISP_IOMEM_HIST, ISPHIST_DATA);
+	}
+	isp_reg_clr(hist->isp, OMAP3_ISP_IOMEM_HIST, ISPHIST_CNT,
+		    ISPHIST_CNT_CLEAR);
+
+	return STAT_BUF_DONE;
+}
+
+/*
+ * hist_buf_process - Callback from ISP driver for HIST interrupt.
+ */
+static int hist_buf_process(struct ispstat *hist)
+{
+	struct omap3isp_hist_config *user_cfg = hist->priv;
+	int ret;
+
+	if (atomic_read(&hist->buf_err) || hist->state != ISPSTAT_ENABLED) {
+		hist_reset_mem(hist);
+		return STAT_NO_BUF;
+	}
+
+	if (--(hist->wait_acc_frames))
+		return STAT_NO_BUF;
+
+	if (HIST_USING_DMA(hist))
+		ret = hist_buf_dma(hist);
+	else
+		ret = hist_buf_pio(hist);
+
+	hist->wait_acc_frames = user_cfg->num_acc_frames;
+
+	return ret;
+}
+
+static u32 hist_get_buf_size(struct omap3isp_hist_config *conf)
+{
+	return OMAP3ISP_HIST_MEM_SIZE_BINS(conf->hist_bins) * conf->num_regions;
+}
+
+/*
+ * hist_validate_params - Helper function to check user given params.
+ * @new_conf: Pointer to user configuration structure.
+ *
+ * Returns 0 on success configuration.
+ */
+static int hist_validate_params(struct ispstat *hist, void *new_conf)
+{
+	struct omap3isp_hist_config *user_cfg = new_conf;
+	int c;
+	u32 buf_size;
+
+	if (user_cfg->cfa > OMAP3ISP_HIST_CFA_FOVEONX3)
+		return -EINVAL;
+
+	/* Regions size and position */
+
+	if ((user_cfg->num_regions < OMAP3ISP_HIST_MIN_REGIONS) ||
+	    (user_cfg->num_regions > OMAP3ISP_HIST_MAX_REGIONS))
+		return -EINVAL;
+
+	/* Regions */
+	for (c = 0; c < user_cfg->num_regions; c++) {
+		if (user_cfg->region[c].h_start & ~ISPHIST_REG_START_END_MASK)
+			return -EINVAL;
+		if (user_cfg->region[c].h_end & ~ISPHIST_REG_START_END_MASK)
+			return -EINVAL;
+		if (user_cfg->region[c].v_start & ~ISPHIST_REG_START_END_MASK)
+			return -EINVAL;
+		if (user_cfg->region[c].v_end & ~ISPHIST_REG_START_END_MASK)
+			return -EINVAL;
+		if (user_cfg->region[c].h_start > user_cfg->region[c].h_end)
+			return -EINVAL;
+		if (user_cfg->region[c].v_start > user_cfg->region[c].v_end)
+			return -EINVAL;
+	}
+
+	switch (user_cfg->num_regions) {
+	case 1:
+		if (user_cfg->hist_bins > OMAP3ISP_HIST_BINS_256)
+			return -EINVAL;
+		break;
+	case 2:
+		if (user_cfg->hist_bins > OMAP3ISP_HIST_BINS_128)
+			return -EINVAL;
+		break;
+	default: /* 3 or 4 */
+		if (user_cfg->hist_bins > OMAP3ISP_HIST_BINS_64)
+			return -EINVAL;
+		break;
+	}
+
+	buf_size = hist_get_buf_size(user_cfg);
+	if (buf_size > user_cfg->buf_size)
+		/* User's buf_size request wasn't enough */
+		user_cfg->buf_size = buf_size;
+	else if (user_cfg->buf_size > OMAP3ISP_HIST_MAX_BUF_SIZE)
+		user_cfg->buf_size = OMAP3ISP_HIST_MAX_BUF_SIZE;
+
+	return 0;
+}
+
+static int hist_comp_params(struct ispstat *hist,
+			    struct omap3isp_hist_config *user_cfg)
+{
+	struct omap3isp_hist_config *cur_cfg = hist->priv;
+	int c;
+
+	if (cur_cfg->cfa != user_cfg->cfa)
+		return 1;
+
+	if (cur_cfg->num_acc_frames != user_cfg->num_acc_frames)
+		return 1;
+
+	if (cur_cfg->hist_bins != user_cfg->hist_bins)
+		return 1;
+
+	for (c = 0; c < OMAP3ISP_HIST_MAX_WG; c++) {
+		if (c == 3 && user_cfg->cfa == OMAP3ISP_HIST_CFA_FOVEONX3)
+			break;
+		else if (cur_cfg->wg[c] != user_cfg->wg[c])
+			return 1;
+	}
+
+	if (cur_cfg->num_regions != user_cfg->num_regions)
+		return 1;
+
+	/* Regions */
+	for (c = 0; c < user_cfg->num_regions; c++) {
+		if (cur_cfg->region[c].h_start != user_cfg->region[c].h_start)
+			return 1;
+		if (cur_cfg->region[c].h_end != user_cfg->region[c].h_end)
+			return 1;
+		if (cur_cfg->region[c].v_start != user_cfg->region[c].v_start)
+			return 1;
+		if (cur_cfg->region[c].v_end != user_cfg->region[c].v_end)
+			return 1;
+	}
+
+	return 0;
+}
+
+/*
+ * hist_update_params - Helper function to check and store user given params.
+ * @new_conf: Pointer to user configuration structure.
+ */
+static void hist_set_params(struct ispstat *hist, void *new_conf)
+{
+	struct omap3isp_hist_config *user_cfg = new_conf;
+	struct omap3isp_hist_config *cur_cfg = hist->priv;
+
+	if (!hist->configured || hist_comp_params(hist, user_cfg)) {
+		memcpy(cur_cfg, user_cfg, sizeof(*user_cfg));
+		if (user_cfg->num_acc_frames == 0)
+			user_cfg->num_acc_frames = 1;
+		hist->inc_config++;
+		hist->update = 1;
+		/*
+		 * User might be asked for a bigger buffer than necessary for
+		 * this configuration. In order to return the right amount of
+		 * data during buffer request, let's calculate the size here
+		 * instead of stick with user_cfg->buf_size.
+		 */
+		cur_cfg->buf_size = hist_get_buf_size(cur_cfg);
+
+	}
+}
+
+static long hist_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg)
+{
+	struct ispstat *stat = v4l2_get_subdevdata(sd);
+
+	switch (cmd) {
+	case VIDIOC_OMAP3ISP_HIST_CFG:
+		return omap3isp_stat_config(stat, arg);
+	case VIDIOC_OMAP3ISP_STAT_REQ:
+		return omap3isp_stat_request_statistics(stat, arg);
+	case VIDIOC_OMAP3ISP_STAT_EN: {
+		int *en = arg;
+		return omap3isp_stat_enable(stat, !!*en);
+	}
+	}
+
+	return -ENOIOCTLCMD;
+
+}
+
+static const struct ispstat_ops hist_ops = {
+	.validate_params	= hist_validate_params,
+	.set_params		= hist_set_params,
+	.setup_regs		= hist_setup_regs,
+	.enable			= hist_enable,
+	.busy			= hist_busy,
+	.buf_process		= hist_buf_process,
+};
+
+static const struct v4l2_subdev_core_ops hist_subdev_core_ops = {
+	.ioctl = hist_ioctl,
+	.subscribe_event = omap3isp_stat_subscribe_event,
+	.unsubscribe_event = omap3isp_stat_unsubscribe_event,
+};
+
+static const struct v4l2_subdev_video_ops hist_subdev_video_ops = {
+	.s_stream = omap3isp_stat_s_stream,
+};
+
+static const struct v4l2_subdev_ops hist_subdev_ops = {
+	.core = &hist_subdev_core_ops,
+	.video = &hist_subdev_video_ops,
+};
+
+/*
+ * omap3isp_hist_init - Module Initialization.
+ */
+int omap3isp_hist_init(struct isp_device *isp)
+{
+	struct ispstat *hist = &isp->isp_hist;
+	struct omap3isp_hist_config *hist_cfg;
+	int ret = -1;
+
+	hist_cfg = devm_kzalloc(isp->dev, sizeof(*hist_cfg), GFP_KERNEL);
+	if (hist_cfg == NULL)
+		return -ENOMEM;
+
+	hist->isp = isp;
+
+	if (HIST_CONFIG_DMA)
+		ret = omap_request_dma(OMAP24XX_DMA_NO_DEVICE, "DMA_ISP_HIST",
+				       hist_dma_cb, hist, &hist->dma_ch);
+	if (ret) {
+		if (HIST_CONFIG_DMA)
+			dev_warn(isp->dev, "hist: DMA request channel failed. "
+					   "Using PIO only.\n");
+		hist->dma_ch = -1;
+	} else {
+		dev_dbg(isp->dev, "hist: DMA channel = %d\n", hist->dma_ch);
+		hist_dma_config(hist);
+		omap_enable_dma_irq(hist->dma_ch, OMAP_DMA_BLOCK_IRQ);
+	}
+
+	hist->ops = &hist_ops;
+	hist->priv = hist_cfg;
+	hist->event_type = V4L2_EVENT_OMAP3ISP_HIST;
+
+	ret = omap3isp_stat_init(hist, "histogram", &hist_subdev_ops);
+	if (ret) {
+		if (HIST_USING_DMA(hist))
+			omap_free_dma(hist->dma_ch);
+	}
+
+	return ret;
+}
+
+/*
+ * omap3isp_hist_cleanup - Module cleanup.
+ */
+void omap3isp_hist_cleanup(struct isp_device *isp)
+{
+	if (HIST_USING_DMA(&isp->isp_hist))
+		omap_free_dma(isp->isp_hist.dma_ch);
+	omap3isp_stat_cleanup(&isp->isp_hist);
+}
--- a/drivers/media/platform/omap3isp/isphist.h
+++ b/drivers/media/platform/omap3isp/isphist.h
@ -0,0 +1,30 @@
+/*
+ * isphist.h
+ *
+ * TI OMAP3 ISP - Histogram module
+ *
+ * Copyright (C) 2010 Nokia Corporation
+ * Copyright (C) 2009 Texas Instruments, Inc.
+ *
+ * Contacts: David Cohen <dacohen@gmail.com>
+ *	     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.
+ */
+
+#ifndef OMAP3_ISP_HIST_H
+#define OMAP3_ISP_HIST_H
+
+#include <linux/omap3isp.h>
+
+#define ISPHIST_IN_BIT_WIDTH_CCDC	10
+
+struct isp_device;
+
+int omap3isp_hist_init(struct isp_device *isp);
+void omap3isp_hist_cleanup(struct isp_device *isp);
+
+#endif /* OMAP3_ISP_HIST */
--- a/drivers/media/platform/omap3isp/isppreview.c
+++ b/drivers/media/platform/omap3isp/isppreview.c
--- a/drivers/media/platform/omap3isp/isppreview.h
+++ b/drivers/media/platform/omap3isp/isppreview.h
@ -0,0 +1,164 @@
+/*
+ * isppreview.h
+ *
+ * TI OMAP3 ISP - Preview 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.
+ */
+
+#ifndef OMAP3_ISP_PREVIEW_H
+#define OMAP3_ISP_PREVIEW_H
+
+#include <linux/omap3isp.h>
+#include <linux/types.h>
+#include <media/v4l2-ctrls.h>
+
+#include "ispvideo.h"
+
+#define ISPPRV_BRIGHT_STEP		0x1
+#define ISPPRV_BRIGHT_DEF		0x0
+#define ISPPRV_BRIGHT_LOW		0x0
+#define ISPPRV_BRIGHT_HIGH		0xFF
+#define ISPPRV_BRIGHT_UNITS		0x1
+
+#define ISPPRV_CONTRAST_STEP		0x1
+#define ISPPRV_CONTRAST_DEF		0x10
+#define ISPPRV_CONTRAST_LOW		0x0
+#define ISPPRV_CONTRAST_HIGH		0xFF
+#define ISPPRV_CONTRAST_UNITS		0x1
+
+/* Additional features not listed in linux/omap3isp.h */
+#define OMAP3ISP_PREV_CONTRAST		(1 << 17)
+#define OMAP3ISP_PREV_BRIGHTNESS	(1 << 18)
+#define OMAP3ISP_PREV_FEATURES_END	(1 << 19)
+
+enum preview_input_entity {
+	PREVIEW_INPUT_NONE,
+	PREVIEW_INPUT_CCDC,
+	PREVIEW_INPUT_MEMORY,
+};
+
+#define PREVIEW_OUTPUT_RESIZER		(1 << 1)
+#define PREVIEW_OUTPUT_MEMORY		(1 << 2)
+
+/* Configure byte layout of YUV image */
+enum preview_ycpos_mode {
+	YCPOS_YCrYCb = 0,
+	YCPOS_YCbYCr = 1,
+	YCPOS_CbYCrY = 2,
+	YCPOS_CrYCbY = 3
+};
+
+/*
+ * struct prev_params - Structure for all configuration
+ * @busy: Bitmask of busy parameters (being updated or used)
+ * @update: Bitmask of the parameters to be updated
+ * @features: Set of features enabled.
+ * @cfa: CFA coefficients.
+ * @csup: Chroma suppression coefficients.
+ * @luma: Luma enhancement coefficients.
+ * @nf: Noise filter coefficients.
+ * @dcor: Noise filter coefficients.
+ * @gamma: Gamma coefficients.
+ * @wbal: White Balance parameters.
+ * @blkadj: Black adjustment parameters.
+ * @rgb2rgb: RGB blending parameters.
+ * @csc: Color space conversion (RGB to YCbCr) parameters.
+ * @hmed: Horizontal median filter.
+ * @yclimit: YC limits parameters.
+ * @contrast: Contrast.
+ * @brightness: Brightness.
+ */
+struct prev_params {
+	u32 busy;
+	u32 update;
+	u32 features;
+	struct omap3isp_prev_cfa cfa;
+	struct omap3isp_prev_csup csup;
+	struct omap3isp_prev_luma luma;
+	struct omap3isp_prev_nf nf;
+	struct omap3isp_prev_dcor dcor;
+	struct omap3isp_prev_gtables gamma;
+	struct omap3isp_prev_wbal wbal;
+	struct omap3isp_prev_blkadj blkadj;
+	struct omap3isp_prev_rgbtorgb rgb2rgb;
+	struct omap3isp_prev_csc csc;
+	struct omap3isp_prev_hmed hmed;
+	struct omap3isp_prev_yclimit yclimit;
+	u8 contrast;
+	u8 brightness;
+};
+
+/* Sink and source previewer pads */
+#define PREV_PAD_SINK			0
+#define PREV_PAD_SOURCE			1
+#define PREV_PADS_NUM			2
+
+/*
+ * struct isp_prev_device - Structure for storing ISP Preview module information
+ * @subdev: V4L2 subdevice
+ * @pads: Media entity pads
+ * @formats: Active formats at the subdev pad
+ * @crop: Active crop rectangle
+ * @input: Module currently connected to the input pad
+ * @output: Bitmask of the active output
+ * @video_in: Input video entity
+ * @video_out: Output video entity
+ * @params.params : Active and shadow parameters sets
+ * @params.active: Bitmask of parameters active in set 0
+ * @params.lock: Parameters lock, protects params.active and params.shadow
+ * @underrun: Whether the preview entity has queued buffers on the output
+ * @state: Current preview pipeline state
+ *
+ * This structure is used to store the OMAP ISP Preview module Information.
+ */
+struct isp_prev_device {
+	struct v4l2_subdev subdev;
+	struct media_pad pads[PREV_PADS_NUM];
+	struct v4l2_mbus_framefmt formats[PREV_PADS_NUM];
+	struct v4l2_rect crop;
+
+	struct v4l2_ctrl_handler ctrls;
+
+	enum preview_input_entity input;
+	unsigned int output;
+	struct isp_video video_in;
+	struct isp_video video_out;
+
+	struct {
+		unsigned int cfa_order;
+		struct prev_params params[2];
+		u32 active;
+		spinlock_t lock;
+	} params;
+
+	enum isp_pipeline_stream_state state;
+	wait_queue_head_t wait;
+	atomic_t stopping;
+};
+
+struct isp_device;
+
+int omap3isp_preview_init(struct isp_device *isp);
+void omap3isp_preview_cleanup(struct isp_device *isp);
+
+int omap3isp_preview_register_entities(struct isp_prev_device *prv,
+				       struct v4l2_device *vdev);
+void omap3isp_preview_unregister_entities(struct isp_prev_device *prv);
+
+void omap3isp_preview_isr_frame_sync(struct isp_prev_device *prev);
+void omap3isp_preview_isr(struct isp_prev_device *prev);
+
+int omap3isp_preview_busy(struct isp_prev_device *isp_prev);
+
+void omap3isp_preview_restore_context(struct isp_device *isp);
+
+#endif	/* OMAP3_ISP_PREVIEW_H */
--- a/drivers/media/platform/omap3isp/ispreg.h
+++ b/drivers/media/platform/omap3isp/ispreg.h
--- a/drivers/media/platform/omap3isp/ispresizer.c
+++ b/drivers/media/platform/omap3isp/ispresizer.c
--- a/drivers/media/platform/omap3isp/ispresizer.h
+++ b/drivers/media/platform/omap3isp/ispresizer.h
@ -0,0 +1,139 @@
+/*
+ * ispresizer.h
+ *
+ * TI OMAP3 ISP - Resizer 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.
+ */
+
+#ifndef OMAP3_ISP_RESIZER_H
+#define OMAP3_ISP_RESIZER_H
+
+#include <linux/spinlock.h>
+#include <linux/types.h>
+
+/*
+ * Constants for filter coefficients count
+ */
+#define COEFF_CNT		32
+
+/*
+ * struct isprsz_coef - Structure for resizer filter coefficients.
+ * @h_filter_coef_4tap: Horizontal filter coefficients for 8-phase/4-tap
+ *			mode (.5x-4x)
+ * @v_filter_coef_4tap: Vertical filter coefficients for 8-phase/4-tap
+ *			mode (.5x-4x)
+ * @h_filter_coef_7tap: Horizontal filter coefficients for 4-phase/7-tap
+ *			mode (.25x-.5x)
+ * @v_filter_coef_7tap: Vertical filter coefficients for 4-phase/7-tap
+ *			mode (.25x-.5x)
+ */
+struct isprsz_coef {
+	u16 h_filter_coef_4tap[32];
+	u16 v_filter_coef_4tap[32];
+	/* Every 8th value is a dummy value in the following arrays: */
+	u16 h_filter_coef_7tap[32];
+	u16 v_filter_coef_7tap[32];
+};
+
+/* Chrominance horizontal algorithm */
+enum resizer_chroma_algo {
+	RSZ_THE_SAME = 0,	/* Chrominance the same as Luminance */
+	RSZ_BILINEAR = 1,	/* Chrominance uses bilinear interpolation */
+};
+
+/* Resizer input type select */
+enum resizer_colors_type {
+	RSZ_YUV422 = 0,		/* YUV422 color is interleaved */
+	RSZ_COLOR8 = 1,		/* Color separate data on 8 bits */
+};
+
+/*
+ * Structure for horizontal and vertical resizing value
+ */
+struct resizer_ratio {
+	u32 horz;
+	u32 vert;
+};
+
+/*
+ * Structure for luminance enhancer parameters.
+ */
+struct resizer_luma_yenh {
+	u8 algo;		/* algorithm select. */
+	u8 gain;		/* maximum gain. */
+	u8 slope;		/* slope. */
+	u8 core;		/* core offset. */
+};
+
+enum resizer_input_entity {
+	RESIZER_INPUT_NONE,
+	RESIZER_INPUT_VP,	/* input video port - prev or ccdc */
+	RESIZER_INPUT_MEMORY,
+};
+
+/* Sink and source resizer pads */
+#define RESZ_PAD_SINK			0
+#define RESZ_PAD_SOURCE			1
+#define RESZ_PADS_NUM			2
+
+/*
+ * struct isp_res_device - OMAP3 ISP resizer module
+ * @lock: Protects formats and crop rectangles between set_selection and IRQ
+ * @crop.request: Crop rectangle requested by the user
+ * @crop.active: Active crop rectangle (based on hardware requirements)
+ */
+struct isp_res_device {
+	struct v4l2_subdev subdev;
+	struct media_pad pads[RESZ_PADS_NUM];
+	struct v4l2_mbus_framefmt formats[RESZ_PADS_NUM];
+
+	enum resizer_input_entity input;
+	struct isp_video video_in;
+	struct isp_video video_out;
+
+	u32 addr_base;   /* stored source buffer address in memory mode */
+	u32 crop_offset; /* additional offset for crop in memory mode */
+	struct resizer_ratio ratio;
+	int pm_state;
+	unsigned int applycrop:1;
+	enum isp_pipeline_stream_state state;
+	wait_queue_head_t wait;
+	atomic_t stopping;
+	spinlock_t lock;
+
+	struct {
+		struct v4l2_rect request;
+		struct v4l2_rect active;
+	} crop;
+};
+
+struct isp_device;
+
+int omap3isp_resizer_init(struct isp_device *isp);
+void omap3isp_resizer_cleanup(struct isp_device *isp);
+
+int omap3isp_resizer_register_entities(struct isp_res_device *res,
+				       struct v4l2_device *vdev);
+void omap3isp_resizer_unregister_entities(struct isp_res_device *res);
+void omap3isp_resizer_isr_frame_sync(struct isp_res_device *res);
+void omap3isp_resizer_isr(struct isp_res_device *isp_res);
+
+void omap3isp_resizer_max_rate(struct isp_res_device *res,
+			       unsigned int *max_rate);
+
+void omap3isp_resizer_suspend(struct isp_res_device *isp_res);
+
+void omap3isp_resizer_resume(struct isp_res_device *isp_res);
+
+int omap3isp_resizer_busy(struct isp_res_device *isp_res);
+
+#endif	/* OMAP3_ISP_RESIZER_H */
--- a/drivers/media/platform/omap3isp/ispstat.c
+++ b/drivers/media/platform/omap3isp/ispstat.c
--- a/drivers/media/platform/omap3isp/ispstat.h
+++ b/drivers/media/platform/omap3isp/ispstat.h
@ -0,0 +1,158 @@
+/*
+ * ispstat.h
+ *
+ * TI OMAP3 ISP - Statistics core
+ *
+ * Copyright (C) 2010 Nokia Corporation
+ * Copyright (C) 2009 Texas Instruments, Inc
+ *
+ * Contacts: David Cohen <dacohen@gmail.com>
+ *	     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.
+ */
+
+#ifndef OMAP3_ISP_STAT_H
+#define OMAP3_ISP_STAT_H
+
+#include <linux/types.h>
+#include <linux/omap3isp.h>
+#include <linux/omap-dma.h>
+#include <media/v4l2-event.h>
+
+#include "isp.h"
+#include "ispvideo.h"
+
+#define STAT_MAX_BUFS		5
+#define STAT_NEVENTS		8
+
+#define STAT_BUF_DONE		0	/* Buffer is ready */
+#define STAT_NO_BUF		1	/* An error has occurred */
+#define STAT_BUF_WAITING_DMA	2	/* Histogram only: DMA is running */
+
+struct ispstat;
+
+struct ispstat_buffer {
+	struct sg_table sgt;
+	void *virt_addr;
+	dma_addr_t dma_addr;
+	struct timespec ts;
+	u32 buf_size;
+	u32 frame_number;
+	u16 config_counter;
+	u8 empty;
+};
+
+struct ispstat_ops {
+	/*
+	 * Validate new params configuration.
+	 * new_conf->buf_size value must be changed to the exact buffer size
+	 * necessary for the new configuration if it's smaller.
+	 */
+	int (*validate_params)(struct ispstat *stat, void *new_conf);
+
+	/*
+	 * Save new params configuration.
+	 * stat->priv->buf_size value must be set to the exact buffer size for
+	 * the new configuration.
+	 * stat->update is set to 1 if new configuration is different than
+	 * current one.
+	 */
+	void (*set_params)(struct ispstat *stat, void *new_conf);
+
+	/* Apply stored configuration. */
+	void (*setup_regs)(struct ispstat *stat, void *priv);
+
+	/* Enable/Disable module. */
+	void (*enable)(struct ispstat *stat, int enable);
+
+	/* Verify is module is busy. */
+	int (*busy)(struct ispstat *stat);
+
+	/* Used for specific operations during generic buf process task. */
+	int (*buf_process)(struct ispstat *stat);
+};
+
+enum ispstat_state_t {
+	ISPSTAT_DISABLED = 0,
+	ISPSTAT_DISABLING,
+	ISPSTAT_ENABLED,
+	ISPSTAT_ENABLING,
+	ISPSTAT_SUSPENDED,
+};
+
+struct ispstat {
+	struct v4l2_subdev subdev;
+	struct media_pad pad;	/* sink pad */
+
+	/* Control */
+	unsigned configured:1;
+	unsigned update:1;
+	unsigned buf_processing:1;
+	unsigned sbl_ovl_recover:1;
+	u8 inc_config;
+	atomic_t buf_err;
+	enum ispstat_state_t state;	/* enabling/disabling state */
+	struct omap_dma_channel_params dma_config;
+	struct isp_device *isp;
+	void *priv;		/* pointer to priv config struct */
+	void *recover_priv;	/* pointer to recover priv configuration */
+	struct mutex ioctl_lock; /* serialize private ioctl */
+
+	const struct ispstat_ops *ops;
+
+	/* Buffer */
+	u8 wait_acc_frames;
+	u16 config_counter;
+	u32 frame_number;
+	u32 buf_size;
+	u32 buf_alloc_size;
+	int dma_ch;
+	unsigned long event_type;
+	struct ispstat_buffer *buf;
+	struct ispstat_buffer *active_buf;
+	struct ispstat_buffer *locked_buf;
+};
+
+struct ispstat_generic_config {
+	/*
+	 * Fields must be in the same order as in:
+	 *  - omap3isp_h3a_aewb_config
+	 *  - omap3isp_h3a_af_config
+	 *  - omap3isp_hist_config
+	 */
+	u32 buf_size;
+	u16 config_counter;
+};
+
+int omap3isp_stat_config(struct ispstat *stat, void *new_conf);
+int omap3isp_stat_request_statistics(struct ispstat *stat,
+				     struct omap3isp_stat_data *data);
+int omap3isp_stat_init(struct ispstat *stat, const char *name,
+		       const struct v4l2_subdev_ops *sd_ops);
+void omap3isp_stat_cleanup(struct ispstat *stat);
+int omap3isp_stat_subscribe_event(struct v4l2_subdev *subdev,
+				  struct v4l2_fh *fh,
+				  struct v4l2_event_subscription *sub);
+int omap3isp_stat_unsubscribe_event(struct v4l2_subdev *subdev,
+				    struct v4l2_fh *fh,
+				    struct v4l2_event_subscription *sub);
+int omap3isp_stat_s_stream(struct v4l2_subdev *subdev, int enable);
+
+int omap3isp_stat_busy(struct ispstat *stat);
+int omap3isp_stat_pcr_busy(struct ispstat *stat);
+void omap3isp_stat_suspend(struct ispstat *stat);
+void omap3isp_stat_resume(struct ispstat *stat);
+int omap3isp_stat_enable(struct ispstat *stat, u8 enable);
+void omap3isp_stat_sbl_overflow(struct ispstat *stat);
+void omap3isp_stat_isr(struct ispstat *stat);
+void omap3isp_stat_isr_frame_sync(struct ispstat *stat);
+void omap3isp_stat_dma_isr(struct ispstat *stat);
+int omap3isp_stat_register_entities(struct ispstat *stat,
+				    struct v4l2_device *vdev);
+void omap3isp_stat_unregister_entities(struct ispstat *stat);
+
+#endif /* OMAP3_ISP_STAT_H */
--- a/drivers/media/platform/omap3isp/ispvideo.c
+++ b/drivers/media/platform/omap3isp/ispvideo.c
--- a/drivers/media/platform/omap3isp/ispvideo.h
+++ b/drivers/media/platform/omap3isp/ispvideo.h
@ -0,0 +1,211 @@
+/*
+ * ispvideo.h
+ *
+ * TI OMAP3 ISP - Generic video node
+ *
+ * Copyright (C) 2009-2010 Nokia Corporation
+ *
+ * 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.
+ */
+
+#ifndef OMAP3_ISP_VIDEO_H
+#define OMAP3_ISP_VIDEO_H
+
+#include <linux/v4l2-mediabus.h>
+#include <media/media-entity.h>
+#include <media/v4l2-dev.h>
+#include <media/v4l2-fh.h>
+#include <media/videobuf2-core.h>
+
+#define ISP_VIDEO_DRIVER_NAME		"ispvideo"
+#define ISP_VIDEO_DRIVER_VERSION	"0.0.2"
+
+struct isp_device;
+struct isp_video;
+struct v4l2_mbus_framefmt;
+struct v4l2_pix_format;
+
+/*
+ * struct isp_format_info - ISP media bus format information
+ * @code: V4L2 media bus format code
+ * @truncated: V4L2 media bus format code for the same format truncated to 10
+ *	bits. Identical to @code if the format is 10 bits wide or less.
+ * @uncompressed: V4L2 media bus format code for the corresponding uncompressed
+ *	format. Identical to @code if the format is not DPCM compressed.
+ * @flavor: V4L2 media bus format code for the same pixel layout but
+ *	shifted to be 8 bits per pixel. =0 if format is not shiftable.
+ * @pixelformat: V4L2 pixel format FCC identifier
+ * @width: Bits per pixel (when transferred over a bus)
+ * @bpp: Bytes per pixel (when stored in memory)
+ */
+struct isp_format_info {
+	enum v4l2_mbus_pixelcode code;
+	enum v4l2_mbus_pixelcode truncated;
+	enum v4l2_mbus_pixelcode uncompressed;
+	enum v4l2_mbus_pixelcode flavor;
+	u32 pixelformat;
+	unsigned int width;
+	unsigned int bpp;
+};
+
+enum isp_pipeline_stream_state {
+	ISP_PIPELINE_STREAM_STOPPED = 0,
+	ISP_PIPELINE_STREAM_CONTINUOUS = 1,
+	ISP_PIPELINE_STREAM_SINGLESHOT = 2,
+};
+
+enum isp_pipeline_state {
+	/* The stream has been started on the input video node. */
+	ISP_PIPELINE_STREAM_INPUT = 1,
+	/* The stream has been started on the output video node. */
+	ISP_PIPELINE_STREAM_OUTPUT = 2,
+	/* At least one buffer is queued on the input video node. */
+	ISP_PIPELINE_QUEUE_INPUT = 4,
+	/* At least one buffer is queued on the output video node. */
+	ISP_PIPELINE_QUEUE_OUTPUT = 8,
+	/* The input entity is idle, ready to be started. */
+	ISP_PIPELINE_IDLE_INPUT = 16,
+	/* The output entity is idle, ready to be started. */
+	ISP_PIPELINE_IDLE_OUTPUT = 32,
+	/* The pipeline is currently streaming. */
+	ISP_PIPELINE_STREAM = 64,
+};
+
+/*
+ * struct isp_pipeline - An ISP hardware pipeline
+ * @field: The field being processed by the pipeline
+ * @error: A hardware error occurred during capture
+ * @entities: Bitmask of entities in the pipeline (indexed by entity ID)
+ */
+struct isp_pipeline {
+	struct media_pipeline pipe;
+	spinlock_t lock;		/* Pipeline state and queue flags */
+	unsigned int state;
+	enum isp_pipeline_stream_state stream_state;
+	struct isp_video *input;
+	struct isp_video *output;
+	u32 entities;
+	unsigned long l3_ick;
+	unsigned int max_rate;
+	enum v4l2_field field;
+	atomic_t frame_number;
+	bool do_propagation; /* of frame number */
+	bool error;
+	struct v4l2_fract max_timeperframe;
+	struct v4l2_subdev *external;
+	unsigned int external_rate;
+	unsigned int external_width;
+};
+
+#define to_isp_pipeline(__e) \
+	container_of((__e)->pipe, struct isp_pipeline, pipe)
+
+static inline int isp_pipeline_ready(struct isp_pipeline *pipe)
+{
+	return pipe->state == (ISP_PIPELINE_STREAM_INPUT |
+			       ISP_PIPELINE_STREAM_OUTPUT |
+			       ISP_PIPELINE_QUEUE_INPUT |
+			       ISP_PIPELINE_QUEUE_OUTPUT |
+			       ISP_PIPELINE_IDLE_INPUT |
+			       ISP_PIPELINE_IDLE_OUTPUT);
+}
+
+/**
+ * struct isp_buffer - ISP video buffer
+ * @vb: videobuf2 buffer
+ * @irqlist: List head for insertion into IRQ queue
+ * @dma: DMA address
+ */
+struct isp_buffer {
+	struct vb2_buffer vb;
+	struct list_head irqlist;
+	dma_addr_t dma;
+};
+
+#define to_isp_buffer(buf)	container_of(buf, struct isp_buffer, vb)
+
+enum isp_video_dmaqueue_flags {
+	/* Set if DMA queue becomes empty when ISP_PIPELINE_STREAM_CONTINUOUS */
+	ISP_VIDEO_DMAQUEUE_UNDERRUN = (1 << 0),
+	/* Set when queuing buffer to an empty DMA queue */
+	ISP_VIDEO_DMAQUEUE_QUEUED = (1 << 1),
+};
+
+#define isp_video_dmaqueue_flags_clr(video)	\
+			({ (video)->dmaqueue_flags = 0; })
+
+/*
+ * struct isp_video_operations - ISP video operations
+ * @queue:	Resume streaming when a buffer is queued. Called on VIDIOC_QBUF
+ *		if there was no buffer previously queued.
+ */
+struct isp_video_operations {
+	int(*queue)(struct isp_video *video, struct isp_buffer *buffer);
+};
+
+struct isp_video {
+	struct video_device video;
+	enum v4l2_buf_type type;
+	struct media_pad pad;
+
+	struct mutex mutex;		/* format and crop settings */
+	atomic_t active;
+
+	struct isp_device *isp;
+
+	unsigned int capture_mem;
+	unsigned int bpl_alignment;	/* alignment value */
+	unsigned int bpl_zero_padding;	/* whether the alignment is optional */
+	unsigned int bpl_max;		/* maximum bytes per line value */
+	unsigned int bpl_value;		/* bytes per line value */
+	unsigned int bpl_padding;	/* padding at end of line */
+
+	/* Pipeline state */
+	struct isp_pipeline pipe;
+	struct mutex stream_lock;	/* pipeline and stream states */
+	bool error;
+
+	/* Video buffers queue */
+	void *alloc_ctx;
+	struct vb2_queue *queue;
+	struct mutex queue_lock;	/* protects the queue */
+	spinlock_t irqlock;		/* protects dmaqueue */
+	struct list_head dmaqueue;
+	enum isp_video_dmaqueue_flags dmaqueue_flags;
+
+	const struct isp_video_operations *ops;
+};
+
+#define to_isp_video(vdev)	container_of(vdev, struct isp_video, video)
+
+struct isp_video_fh {
+	struct v4l2_fh vfh;
+	struct isp_video *video;
+	struct vb2_queue queue;
+	struct v4l2_format format;
+	struct v4l2_fract timeperframe;
+};
+
+#define to_isp_video_fh(fh)	container_of(fh, struct isp_video_fh, vfh)
+#define isp_video_queue_to_isp_video_fh(q) \
+				container_of(q, struct isp_video_fh, queue)
+
+int omap3isp_video_init(struct isp_video *video, const char *name);
+void omap3isp_video_cleanup(struct isp_video *video);
+int omap3isp_video_register(struct isp_video *video,
+			    struct v4l2_device *vdev);
+void omap3isp_video_unregister(struct isp_video *video);
+struct isp_buffer *omap3isp_video_buffer_next(struct isp_video *video);
+void omap3isp_video_cancel_stream(struct isp_video *video);
+void omap3isp_video_resume(struct isp_video *video, int continuous);
+struct media_pad *omap3isp_video_remote_pad(struct isp_video *video);
+
+const struct isp_format_info *
+omap3isp_video_format_info(enum v4l2_mbus_pixelcode code);
+
+#endif /* OMAP3_ISP_VIDEO_H */
--- a/drivers/media/platform/omap3isp/luma_enhance_table.h
+++ b/drivers/media/platform/omap3isp/luma_enhance_table.h
@ -0,0 +1,32 @@
+/*
+ * luma_enhance_table.h
+ *
+ * TI OMAP3 ISP - Luminance enhancement table
+ *
+ * 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.
+ */
+
+1047552, 1047552, 1047552, 1047552, 1047552, 1047552, 1047552, 1047552,
+1047552, 1047552, 1047552, 1047552, 1047552, 1047552, 1047552, 1047552,
+1047552, 1047552, 1047552, 1047552, 1047552, 1047552, 1047552, 1047552,
+1047552, 1047552, 1047552, 1047552, 1048575, 1047551, 1046527, 1045503,
+1044479, 1043455, 1042431, 1041407, 1040383, 1039359, 1038335, 1037311,
+1036287, 1035263, 1034239, 1033215, 1032191, 1031167, 1030143, 1028096,
+1028096, 1028096, 1028096, 1028096, 1028096, 1028096, 1028096, 1028096,
+1028096, 1028100, 1032196, 1036292, 1040388, 1044484,       0,       0,
+      0,       5,    5125,   10245,   15365,   20485,   25605,   30720,
+  30720,   30720,   30720,   30720,   30720,   30720,   30720,   30720,
+  30720,   30720,   31743,   30719,   29695,   28671,   27647,   26623,
+  25599,   24575,   23551,   22527,   21503,   20479,   19455,   18431,
+  17407,   16383,   15359,   14335,   13311,   12287,   11263,   10239,
+   9215,    8191,    7167,    6143,    5119,    4095,    3071,    1024,
+   1024,    1024,    1024,    1024,    1024,    1024,    1024,    1024,
+   1024,    1024,    1024,    1024,    1024,    1024,    1024,    1024
--- a/drivers/media/platform/omap3isp/noise_filter_table.h
+++ b/drivers/media/platform/omap3isp/noise_filter_table.h
@ -0,0 +1,20 @@
+/*
+ * noise_filter_table.h
+ *
+ * TI OMAP3 ISP - Noise filter table
+ *
+ * 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.
+ */
+
+16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
+16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,
+31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31,
+31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31, 31