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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Register definition file for s3c24xx/s3c64xx SoC CAMIF driver
*
* Copyright (C) 2012 Sylwester Nawrocki <sylvester.nawrocki@gmail.com>
* Copyright (C) 2012 Tomasz Figa <tomasz.figa@gmail.com>
*/
#ifndef CAMIF_REGS_H_
#define CAMIF_REGS_H_
#include "camif-core.h"
#include <media/drv-intf/s3c_camif.h>
/*
* The id argument indicates the processing path:
* id = 0 - codec (FIMC C), 1 - preview (FIMC P).
*/
/* Camera input format */
#define S3C_CAMIF_REG_CISRCFMT 0x00
#define CISRCFMT_ITU601_8BIT (1 << 31)
#define CISRCFMT_ITU656_8BIT (0 << 31)
#define CISRCFMT_ORDER422_YCBYCR (0 << 14)
#define CISRCFMT_ORDER422_YCRYCB (1 << 14)
#define CISRCFMT_ORDER422_CBYCRY (2 << 14)
#define CISRCFMT_ORDER422_CRYCBY (3 << 14)
#define CISRCFMT_ORDER422_MASK (3 << 14)
#define CISRCFMT_SIZE_CAM_MASK (0x1fff << 16 | 0x1fff)
/* Window offset */
#define S3C_CAMIF_REG_CIWDOFST 0x04
#define CIWDOFST_WINOFSEN (1 << 31)
#define CIWDOFST_CLROVCOFIY (1 << 30)
#define CIWDOFST_CLROVRLB_PR (1 << 28)
/* #define CIWDOFST_CLROVPRFIY (1 << 27) */
#define CIWDOFST_CLROVCOFICB (1 << 15)
#define CIWDOFST_CLROVCOFICR (1 << 14)
#define CIWDOFST_CLROVPRFICB (1 << 13)
#define CIWDOFST_CLROVPRFICR (1 << 12)
#define CIWDOFST_OFST_MASK (0x7ff << 16 | 0x7ff)
/* Window offset 2 */
#define S3C_CAMIF_REG_CIWDOFST2 0x14
#define CIWDOFST2_OFST2_MASK (0xfff << 16 | 0xfff)
/* Global control */
#define S3C_CAMIF_REG_CIGCTRL 0x08
#define CIGCTRL_SWRST (1 << 31)
#define CIGCTRL_CAMRST (1 << 30)
#define CIGCTRL_TESTPATTERN_NORMAL (0 << 27)
#define CIGCTRL_TESTPATTERN_COLOR_BAR (1 << 27)
#define CIGCTRL_TESTPATTERN_HOR_INC (2 << 27)
#define CIGCTRL_TESTPATTERN_VER_INC (3 << 27)
#define CIGCTRL_TESTPATTERN_MASK (3 << 27)
#define CIGCTRL_INVPOLPCLK (1 << 26)
#define CIGCTRL_INVPOLVSYNC (1 << 25)
#define CIGCTRL_INVPOLHREF (1 << 24)
#define CIGCTRL_IRQ_OVFEN (1 << 22)
#define CIGCTRL_HREF_MASK (1 << 21)
#define CIGCTRL_IRQ_LEVEL (1 << 20)
/* IRQ_CLR_C, IRQ_CLR_P */
#define CIGCTRL_IRQ_CLR(id) (1 << (19 - (id)))
#define CIGCTRL_FIELDMODE (1 << 2)
#define CIGCTRL_INVPOLFIELD (1 << 1)
#define CIGCTRL_CAM_INTERLACE (1 << 0)
/* Y DMA output frame start address. n = 0..3. */
#define S3C_CAMIF_REG_CIYSA(id, n) (0x18 + (id) * 0x54 + (n) * 4)
/* Cb plane output DMA start address. n = 0..3. Only codec path. */
#define S3C_CAMIF_REG_CICBSA(id, n) (0x28 + (id) * 0x54 + (n) * 4)
/* Cr plane output DMA start address. n = 0..3. Only codec path. */
#define S3C_CAMIF_REG_CICRSA(id, n) (0x38 + (id) * 0x54 + (n) * 4)
/* CICOTRGFMT, CIPRTRGFMT - Target format */
#define S3C_CAMIF_REG_CITRGFMT(id, _offs) (0x48 + (id) * (0x34 + (_offs)))
#define CITRGFMT_IN422 (1 << 31) /* only for s3c24xx */
#define CITRGFMT_OUT422 (1 << 30) /* only for s3c24xx */
#define CITRGFMT_OUTFORMAT_YCBCR420 (0 << 29) /* only for s3c6410 */
#define CITRGFMT_OUTFORMAT_YCBCR422 (1 << 29) /* only for s3c6410 */
#define CITRGFMT_OUTFORMAT_YCBCR422I (2 << 29) /* only for s3c6410 */
#define CITRGFMT_OUTFORMAT_RGB (3 << 29) /* only for s3c6410 */
#define CITRGFMT_OUTFORMAT_MASK (3 << 29) /* only for s3c6410 */
#define CITRGFMT_TARGETHSIZE(x) ((x) << 16)
#define CITRGFMT_FLIP_NORMAL (0 << 14)
#define CITRGFMT_FLIP_X_MIRROR (1 << 14)
#define CITRGFMT_FLIP_Y_MIRROR (2 << 14)
#define CITRGFMT_FLIP_180 (3 << 14)
#define CITRGFMT_FLIP_MASK (3 << 14)
/* Preview path only */
#define CITRGFMT_ROT90_PR (1 << 13)
#define CITRGFMT_TARGETVSIZE(x) ((x) << 0)
#define CITRGFMT_TARGETSIZE_MASK ((0x1fff << 16) | 0x1fff)
/* CICOCTRL, CIPRCTRL. Output DMA control. */
#define S3C_CAMIF_REG_CICTRL(id, _offs) (0x4c + (id) * (0x34 + (_offs)))
#define CICTRL_BURST_MASK (0xfffff << 4)
/* xBURSTn - 5-bits width */
#define CICTRL_YBURST1(x) ((x) << 19)
#define CICTRL_YBURST2(x) ((x) << 14)
#define CICTRL_RGBBURST1(x) ((x) << 19)
#define CICTRL_RGBBURST2(x) ((x) << 14)
#define CICTRL_CBURST1(x) ((x) << 9)
#define CICTRL_CBURST2(x) ((x) << 4)
#define CICTRL_LASTIRQ_ENABLE (1 << 2)
#define CICTRL_ORDER422_MASK (3 << 0)
/* CICOSCPRERATIO, CIPRSCPRERATIO. Pre-scaler control 1. */
#define S3C_CAMIF_REG_CISCPRERATIO(id, _offs) (0x50 + (id) * (0x34 + (_offs)))
/* CICOSCPREDST, CIPRSCPREDST. Pre-scaler control 2. */
#define S3C_CAMIF_REG_CISCPREDST(id, _offs) (0x54 + (id) * (0x34 + (_offs)))
/* CICOSCCTRL, CIPRSCCTRL. Main scaler control. */
#define S3C_CAMIF_REG_CISCCTRL(id, _offs) (0x58 + (id) * (0x34 + (_offs)))
#define CISCCTRL_SCALERBYPASS (1 << 31)
/* s3c244x preview path only, s3c64xx both */
#define CIPRSCCTRL_SAMPLE (1 << 31)
/* 0 - 16-bit RGB, 1 - 24-bit RGB */
#define CIPRSCCTRL_RGB_FORMAT_24BIT (1 << 30) /* only for s3c244x */
#define CIPRSCCTRL_SCALEUP_H (1 << 29) /* only for s3c244x */
#define CIPRSCCTRL_SCALEUP_V (1 << 28) /* only for s3c244x */
/* s3c64xx */
#define CISCCTRL_SCALEUP_H (1 << 30)
#define CISCCTRL_SCALEUP_V (1 << 29)
#define CISCCTRL_SCALEUP_MASK (0x3 << 29)
#define CISCCTRL_CSCR2Y_WIDE (1 << 28)
#define CISCCTRL_CSCY2R_WIDE (1 << 27)
#define CISCCTRL_LCDPATHEN_FIFO (1 << 26)
#define CISCCTRL_INTERLACE (1 << 25)
#define CISCCTRL_SCALERSTART (1 << 15)
#define CISCCTRL_INRGB_FMT_RGB565 (0 << 13)
#define CISCCTRL_INRGB_FMT_RGB666 (1 << 13)
#define CISCCTRL_INRGB_FMT_RGB888 (2 << 13)
#define CISCCTRL_INRGB_FMT_MASK (3 << 13)
#define CISCCTRL_OUTRGB_FMT_RGB565 (0 << 11)
#define CISCCTRL_OUTRGB_FMT_RGB666 (1 << 11)
#define CISCCTRL_OUTRGB_FMT_RGB888 (2 << 11)
#define CISCCTRL_OUTRGB_FMT_MASK (3 << 11)
#define CISCCTRL_EXTRGB_EXTENSION (1 << 10)
#define CISCCTRL_ONE2ONE (1 << 9)
#define CISCCTRL_MAIN_RATIO_MASK (0x1ff << 16 | 0x1ff)
/* CICOTAREA, CIPRTAREA. Target area for DMA (Hsize x Vsize). */
#define S3C_CAMIF_REG_CITAREA(id, _offs) (0x5c + (id) * (0x34 + (_offs)))
#define CITAREA_MASK 0xfffffff
/* Codec (id = 0) or preview (id = 1) path status. */
#define S3C_CAMIF_REG_CISTATUS(id, _offs) (0x64 + (id) * (0x34 + (_offs)))
#define CISTATUS_OVFIY_STATUS (1 << 31)
#define CISTATUS_OVFICB_STATUS (1 << 30)
#define CISTATUS_OVFICR_STATUS (1 << 29)
#define CISTATUS_OVF_MASK (0x7 << 29)
#define CIPRSTATUS_OVF_MASK (0x3 << 30)
#define CISTATUS_VSYNC_STATUS (1 << 28)
#define CISTATUS_FRAMECNT_MASK (3 << 26)
#define CISTATUS_FRAMECNT(__reg) (((__reg) >> 26) & 0x3)
#define CISTATUS_WINOFSTEN_STATUS (1 << 25)
#define CISTATUS_IMGCPTEN_STATUS (1 << 22)
#define CISTATUS_IMGCPTENSC_STATUS (1 << 21)
#define CISTATUS_VSYNC_A_STATUS (1 << 20)
#define CISTATUS_FRAMEEND_STATUS (1 << 19) /* 17 on s3c64xx */
/* Image capture enable */
#define S3C_CAMIF_REG_CIIMGCPT(_offs) (0xa0 + (_offs))
#define CIIMGCPT_IMGCPTEN (1 << 31)
#define CIIMGCPT_IMGCPTEN_SC(id) (1 << (30 - (id)))
/* Frame control: 1 - one-shot, 0 - free run */
#define CIIMGCPT_CPT_FREN_ENABLE(id) (1 << (25 - (id)))
#define CIIMGCPT_CPT_FRMOD_ENABLE (0 << 18)
#define CIIMGCPT_CPT_FRMOD_CNT (1 << 18)
/* Capture sequence */
#define S3C_CAMIF_REG_CICPTSEQ 0xc4
/* Image effects */
#define S3C_CAMIF_REG_CIIMGEFF(_offs) (0xb0 + (_offs))
#define CIIMGEFF_IE_ENABLE(id) (1 << (30 + (id)))
#define CIIMGEFF_IE_ENABLE_MASK (3 << 30)
/* Image effect: 1 - after scaler, 0 - before scaler */
#define CIIMGEFF_IE_AFTER_SC (1 << 29)
#define CIIMGEFF_FIN_MASK (7 << 26)
#define CIIMGEFF_FIN_BYPASS (0 << 26)
#define CIIMGEFF_FIN_ARBITRARY (1 << 26)
#define CIIMGEFF_FIN_NEGATIVE (2 << 26)
#define CIIMGEFF_FIN_ARTFREEZE (3 << 26)
#define CIIMGEFF_FIN_EMBOSSING (4 << 26)
#define CIIMGEFF_FIN_SILHOUETTE (5 << 26)
#define CIIMGEFF_PAT_CBCR_MASK ((0xff << 13) | 0xff)
#define CIIMGEFF_PAT_CB(x) ((x) << 13)
#define CIIMGEFF_PAT_CR(x) (x)
/* MSCOY0SA, MSPRY0SA. Y/Cb/Cr frame start address for input DMA. */
#define S3C_CAMIF_REG_MSY0SA(id) (0xd4 + ((id) * 0x2c))
#define S3C_CAMIF_REG_MSCB0SA(id) (0xd8 + ((id) * 0x2c))
#define S3C_CAMIF_REG_MSCR0SA(id) (0xdc + ((id) * 0x2c))
/* MSCOY0END, MSCOY0END. Y/Cb/Cr frame end address for input DMA. */
#define S3C_CAMIF_REG_MSY0END(id) (0xe0 + ((id) * 0x2c))
#define S3C_CAMIF_REG_MSCB0END(id) (0xe4 + ((id) * 0x2c))
#define S3C_CAMIF_REG_MSCR0END(id) (0xe8 + ((id) * 0x2c))
/* MSPRYOFF, MSPRYOFF. Y/Cb/Cr offset. n: 0 - codec, 1 - preview. */
#define S3C_CAMIF_REG_MSYOFF(id) (0x118 + ((id) * 0x2c))
#define S3C_CAMIF_REG_MSCBOFF(id) (0x11c + ((id) * 0x2c))
#define S3C_CAMIF_REG_MSCROFF(id) (0x120 + ((id) * 0x2c))
/* Real input DMA data size. n = 0 - codec, 1 - preview. */
#define S3C_CAMIF_REG_MSWIDTH(id) (0xf8 + (id) * 0x2c)
#define AUTOLOAD_ENABLE (1 << 31)
#define ADDR_CH_DIS (1 << 30)
#define MSHEIGHT(x) (((x) & 0x3ff) << 16)
#define MSWIDTH(x) ((x) & 0x3ff)
/* Input DMA control. n = 0 - codec, 1 - preview */
#define S3C_CAMIF_REG_MSCTRL(id) (0xfc + (id) * 0x2c)
#define MSCTRL_ORDER422_M_YCBYCR (0 << 4)
#define MSCTRL_ORDER422_M_YCRYCB (1 << 4)
#define MSCTRL_ORDER422_M_CBYCRY (2 << 4)
#define MSCTRL_ORDER422_M_CRYCBY (3 << 4)
/* 0 - camera, 1 - DMA */
#define MSCTRL_SEL_DMA_CAM (1 << 3)
#define MSCTRL_INFORMAT_M_YCBCR420 (0 << 1)
#define MSCTRL_INFORMAT_M_YCBCR422 (1 << 1)
#define MSCTRL_INFORMAT_M_YCBCR422I (2 << 1)
#define MSCTRL_INFORMAT_M_RGB (3 << 1)
#define MSCTRL_ENVID_M (1 << 0)
/* CICOSCOSY, CIPRSCOSY. Scan line Y/Cb/Cr offset. */
#define S3C_CAMIF_REG_CISSY(id) (0x12c + (id) * 0x0c)
#define S3C_CAMIF_REG_CISSCB(id) (0x130 + (id) * 0x0c)
#define S3C_CAMIF_REG_CISSCR(id) (0x134 + (id) * 0x0c)
#define S3C_CISS_OFFS_INITIAL(x) ((x) << 16)
#define S3C_CISS_OFFS_LINE(x) ((x) << 0)
/* ------------------------------------------------------------------ */
void camif_hw_reset(struct camif_dev *camif);
void camif_hw_clear_pending_irq(struct camif_vp *vp);
void camif_hw_clear_fifo_overflow(struct camif_vp *vp);
void camif_hw_set_lastirq(struct camif_vp *vp, int enable);
void camif_hw_set_input_path(struct camif_vp *vp);
void camif_hw_enable_scaler(struct camif_vp *vp, bool on);
void camif_hw_enable_capture(struct camif_vp *vp);
void camif_hw_disable_capture(struct camif_vp *vp);
void camif_hw_set_camera_bus(struct camif_dev *camif);
void camif_hw_set_source_format(struct camif_dev *camif);
void camif_hw_set_camera_crop(struct camif_dev *camif);
void camif_hw_set_scaler(struct camif_vp *vp);
void camif_hw_set_flip(struct camif_vp *vp);
void camif_hw_set_output_dma(struct camif_vp *vp);
void camif_hw_set_target_format(struct camif_vp *vp);
void camif_hw_set_test_pattern(struct camif_dev *camif, unsigned int pattern);
void camif_hw_set_effect(struct camif_dev *camif, unsigned int effect,
unsigned int cr, unsigned int cb);
void camif_hw_set_output_addr(struct camif_vp *vp, struct camif_addr *paddr,
int index);
void camif_hw_dump_regs(struct camif_dev *camif, const char *label);
static inline u32 camif_hw_get_status(struct camif_vp *vp)
{
return readl(vp->camif->io_base + S3C_CAMIF_REG_CISTATUS(vp->id,
vp->offset));
}
#endif /* CAMIF_REGS_H_ */
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