arch/mips/lasat/picvue.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /*
   3  * Picvue PVC160206 display driver
   4  *
   5  * Brian Murphy <brian.murphy@eicon.com>
   6  *
   7  */
   8 struct pvc_defs {
   9         volatile u32 *reg;
  10         u32 data_shift;
  11         u32 data_mask;
  12         u32 e;
  13         u32 rw;
  14         u32 rs;
  15 };
  16
  17 extern struct pvc_defs *picvue;
  18
  19 #define PVC_NLINES              2
  20 #define PVC_DISPMEM             80
  21 #define PVC_LINELEN             PVC_DISPMEM / PVC_NLINES
  22 #define PVC_VISIBLE_CHARS       16
  23
  24 void pvc_write_string(const unsigned char *str, u8 addr, int line);
  25 void pvc_write_string_centered(const unsigned char *str, int line);
  26 void pvc_dump_string(const unsigned char *str);
  27
  28 #define BM_SIZE                 8
  29 #define MAX_PROGRAMMABLE_CHARS  8
  30 int pvc_program_cg(int charnum, u8 bitmap[BM_SIZE]);
  31
  32 void pvc_dispcnt(u8 cmd);
  33 #define  DISP_OFF       0
  34 #define  DISP_ON        (1 << 2)
  35 #define  CUR_ON         (1 << 1)
  36 #define  CUR_BLINK      (1 << 0)
  37
  38 void pvc_move(u8 cmd);
  39 #define  DISPLAY        (1 << 3)
  40 #define  CURSOR         0
  41 #define  RIGHT          (1 << 2)
  42 #define  LEFT           0
  43
  44 void pvc_clear(void);
  45 void pvc_home(void);