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sh_mobile_lcdc.h
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sh_mobile_lcdc.h
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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_SH_MOBILE_LCDC_H__
#define __ASM_SH_MOBILE_LCDC_H__
#include <linux/fb.h>
/* Register definitions */
#define _LDDCKR 0x410
#define LDDCKR_ICKSEL_BUS (0 << 16)
#define LDDCKR_ICKSEL_MIPI (1 << 16)
#define LDDCKR_ICKSEL_HDMI (2 << 16)
#define LDDCKR_ICKSEL_EXT (3 << 16)
#define LDDCKR_ICKSEL_MASK (7 << 16)
#define LDDCKR_MOSEL (1 << 6)
#define _LDDCKSTPR 0x414
#define _LDINTR 0x468
#define LDINTR_FE (1 << 10)
#define LDINTR_VSE (1 << 9)
#define LDINTR_VEE (1 << 8)
#define LDINTR_FS (1 << 2)
#define LDINTR_VSS (1 << 1)
#define LDINTR_VES (1 << 0)
#define LDINTR_STATUS_MASK (0xff << 0)
#define _LDSR 0x46c
#define LDSR_MSS (1 << 10)
#define LDSR_MRS (1 << 8)
#define LDSR_AS (1 << 1)
#define _LDCNT1R 0x470
#define LDCNT1R_DE (1 << 0)
#define _LDCNT2R 0x474
#define LDCNT2R_BR (1 << 8)
#define LDCNT2R_MD (1 << 3)
#define LDCNT2R_SE (1 << 2)
#define LDCNT2R_ME (1 << 1)
#define LDCNT2R_DO (1 << 0)
#define _LDRCNTR 0x478
#define LDRCNTR_SRS (1 << 17)
#define LDRCNTR_SRC (1 << 16)
#define LDRCNTR_MRS (1 << 1)
#define LDRCNTR_MRC (1 << 0)
#define _LDDDSR 0x47c
#define LDDDSR_LS (1 << 2)
#define LDDDSR_WS (1 << 1)
#define LDDDSR_BS (1 << 0)
#define LDMT1R_VPOL (1 << 28)
#define LDMT1R_HPOL (1 << 27)
#define LDMT1R_DWPOL (1 << 26)
#define LDMT1R_DIPOL (1 << 25)
#define LDMT1R_DAPOL (1 << 24)
#define LDMT1R_HSCNT (1 << 17)
#define LDMT1R_DWCNT (1 << 16)
#define LDMT1R_IFM (1 << 12)
#define LDMT1R_MIFTYP_RGB8 (0x0 << 0)
#define LDMT1R_MIFTYP_RGB9 (0x4 << 0)
#define LDMT1R_MIFTYP_RGB12A (0x5 << 0)
#define LDMT1R_MIFTYP_RGB12B (0x6 << 0)
#define LDMT1R_MIFTYP_RGB16 (0x7 << 0)
#define LDMT1R_MIFTYP_RGB18 (0xa << 0)
#define LDMT1R_MIFTYP_RGB24 (0xb << 0)
#define LDMT1R_MIFTYP_YCBCR (0xf << 0)
#define LDMT1R_MIFTYP_SYS8A (0x0 << 0)
#define LDMT1R_MIFTYP_SYS8B (0x1 << 0)
#define LDMT1R_MIFTYP_SYS8C (0x2 << 0)
#define LDMT1R_MIFTYP_SYS8D (0x3 << 0)
#define LDMT1R_MIFTYP_SYS9 (0x4 << 0)
#define LDMT1R_MIFTYP_SYS12 (0x5 << 0)
#define LDMT1R_MIFTYP_SYS16A (0x7 << 0)
#define LDMT1R_MIFTYP_SYS16B (0x8 << 0)
#define LDMT1R_MIFTYP_SYS16C (0x9 << 0)
#define LDMT1R_MIFTYP_SYS18 (0xa << 0)
#define LDMT1R_MIFTYP_SYS24 (0xb << 0)
#define LDMT1R_MIFTYP_MASK (0xf << 0)
#define LDDFR_CF1 (1 << 18)
#define LDDFR_CF0 (1 << 17)
#define LDDFR_CC (1 << 16)
#define LDDFR_YF_420 (0 << 8)
#define LDDFR_YF_422 (1 << 8)
#define LDDFR_YF_444 (2 << 8)
#define LDDFR_YF_MASK (3 << 8)
#define LDDFR_PKF_ARGB32 (0x00 << 0)
#define LDDFR_PKF_RGB16 (0x03 << 0)
#define LDDFR_PKF_RGB24 (0x0b << 0)
#define LDDFR_PKF_MASK (0x1f << 0)
#define LDSM1R_OS (1 << 0)
#define LDSM2R_OSTRG (1 << 0)
#define LDPMR_LPS (3 << 0)
#define _LDDWD0R 0x800
#define LDDWDxR_WDACT (1 << 28)
#define LDDWDxR_RSW (1 << 24)
#define _LDDRDR 0x840
#define LDDRDR_RSR (1 << 24)
#define LDDRDR_DRD_MASK (0x3ffff << 0)
#define _LDDWAR 0x900
#define LDDWAR_WA (1 << 0)
#define _LDDRAR 0x904
#define LDDRAR_RA (1 << 0)
enum {
RGB8 = LDMT1R_MIFTYP_RGB8, /* 24bpp, 8:8:8 */
RGB9 = LDMT1R_MIFTYP_RGB9, /* 18bpp, 9:9 */
RGB12A = LDMT1R_MIFTYP_RGB12A, /* 24bpp, 12:12 */
RGB12B = LDMT1R_MIFTYP_RGB12B, /* 12bpp */
RGB16 = LDMT1R_MIFTYP_RGB16, /* 16bpp */
RGB18 = LDMT1R_MIFTYP_RGB18, /* 18bpp */
RGB24 = LDMT1R_MIFTYP_RGB24, /* 24bpp */
YUV422 = LDMT1R_MIFTYP_YCBCR, /* 16bpp */
SYS8A = LDMT1R_IFM | LDMT1R_MIFTYP_SYS8A, /* 24bpp, 8:8:8 */
SYS8B = LDMT1R_IFM | LDMT1R_MIFTYP_SYS8B, /* 18bpp, 8:8:2 */
SYS8C = LDMT1R_IFM | LDMT1R_MIFTYP_SYS8C, /* 18bpp, 2:8:8 */
SYS8D = LDMT1R_IFM | LDMT1R_MIFTYP_SYS8D, /* 16bpp, 8:8 */
SYS9 = LDMT1R_IFM | LDMT1R_MIFTYP_SYS9, /* 18bpp, 9:9 */
SYS12 = LDMT1R_IFM | LDMT1R_MIFTYP_SYS12, /* 24bpp, 12:12 */
SYS16A = LDMT1R_IFM | LDMT1R_MIFTYP_SYS16A, /* 16bpp */
SYS16B = LDMT1R_IFM | LDMT1R_MIFTYP_SYS16B, /* 18bpp, 16:2 */
SYS16C = LDMT1R_IFM | LDMT1R_MIFTYP_SYS16C, /* 18bpp, 2:16 */
SYS18 = LDMT1R_IFM | LDMT1R_MIFTYP_SYS18, /* 18bpp */
SYS24 = LDMT1R_IFM | LDMT1R_MIFTYP_SYS24, /* 24bpp */
};
enum { LCDC_CHAN_DISABLED = 0,
LCDC_CHAN_MAINLCD,
LCDC_CHAN_SUBLCD };
enum { LCDC_CLK_BUS, LCDC_CLK_PERIPHERAL, LCDC_CLK_EXTERNAL };
#define LCDC_FLAGS_DWPOL (1 << 0) /* Rising edge dot clock data latch */
#define LCDC_FLAGS_DIPOL (1 << 1) /* Active low display enable polarity */
#define LCDC_FLAGS_DAPOL (1 << 2) /* Active low display data polarity */
#define LCDC_FLAGS_HSCNT (1 << 3) /* Disable HSYNC during VBLANK */
#define LCDC_FLAGS_DWCNT (1 << 4) /* Disable dotclock during blanking */
struct sh_mobile_lcdc_sys_bus_cfg {
unsigned long ldmt2r;
unsigned long ldmt3r;
unsigned long deferred_io_msec;
};
struct sh_mobile_lcdc_sys_bus_ops {
void (*write_index)(void *handle, unsigned long data);
void (*write_data)(void *handle, unsigned long data);
unsigned long (*read_data)(void *handle);
};
struct sh_mobile_lcdc_panel_cfg {
unsigned long width; /* Panel width in mm */
unsigned long height; /* Panel height in mm */
int (*setup_sys)(void *sys_ops_handle,
struct sh_mobile_lcdc_sys_bus_ops *sys_ops);
void (*start_transfer)(void *sys_ops_handle,
struct sh_mobile_lcdc_sys_bus_ops *sys_ops);
void (*display_on)(void);
void (*display_off)(void);
};
/* backlight info */
struct sh_mobile_lcdc_bl_info {
const char *name;
int max_brightness;
int (*set_brightness)(int brightness);
};
struct sh_mobile_lcdc_overlay_cfg {
int fourcc;
unsigned int max_xres;
unsigned int max_yres;
};
struct sh_mobile_lcdc_chan_cfg {
int chan;
int fourcc;
int colorspace;
int interface_type; /* selects RGBn or SYSn I/F, see above */
int clock_divider;
unsigned long flags; /* LCDC_FLAGS_... */
const struct fb_videomode *lcd_modes;
int num_modes;
struct sh_mobile_lcdc_panel_cfg panel_cfg;
struct sh_mobile_lcdc_bl_info bl_info;
struct sh_mobile_lcdc_sys_bus_cfg sys_bus_cfg; /* only for SYSn I/F */
struct platform_device *tx_dev; /* HDMI/DSI transmitter device */
};
struct sh_mobile_lcdc_info {
int clock_source;
struct sh_mobile_lcdc_chan_cfg ch[2];
struct sh_mobile_lcdc_overlay_cfg overlays[4];
};
#endif /* __ASM_SH_MOBILE_LCDC_H__ */