diff options
Diffstat (limited to 'board/trab/vfd.c')
| -rw-r--r-- | board/trab/vfd.c | 30 |
1 files changed, 16 insertions, 14 deletions
diff --git a/board/trab/vfd.c b/board/trab/vfd.c index cea8b0b..b6798fd 100644 --- a/board/trab/vfd.c +++ b/board/trab/vfd.c @@ -251,19 +251,17 @@ void create_vfd_table(void) unsigned long adr = gd->fb_base; unsigned int bit_nr = 0; - if (vfd_table[x][y][color][display][entry]) { - - pixel = vfd_table[x][y][color][display][entry] + frame_buf_offs; - /* - * wrap arround if offset - * (see manual S3C2400) - */ - if (pixel>=FRAME_BUF_SIZE*8) - pixel = pixel-(FRAME_BUF_SIZE*8); - adr = gd->fb_base+(pixel/32)*4+(3-(pixel%32)/8); - bit_nr = pixel%8; - bit_nr = (bit_nr>3)?bit_nr-4:bit_nr+4; - } + pixel = vfd_table[x][y][color][display][entry] + frame_buf_offs; + /* + * wrap arround if offset + * (see manual S3C2400) + */ + if (pixel>=FRAME_BUF_SIZE*8) + pixel = pixel-(FRAME_BUF_SIZE*8); + adr = gd->fb_base+(pixel/32)*4+(3-(pixel%32)/8); + bit_nr = pixel%8; + bit_nr = (bit_nr>3)?bit_nr-4:bit_nr+4; + adr_vfd_table[x][y][color][display][entry] = adr; bit_vfd_table[x][y][color][display][entry] = bit_nr; } @@ -358,6 +356,8 @@ void transfer_pic(int display, unsigned char *adr, int height, int width) */ int vfd_init_clocks (void) { + int i; + S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO(); S3C24X0_TIMERS * const timers = S3C24X0_GetBase_TIMERS(); S3C24X0_LCD * const lcd = S3C24X0_GetBase_LCD(); @@ -367,7 +367,9 @@ int vfd_init_clocks (void) */ gpio->PCUP = (gpio->PCUP & 0xFFF0); /* activate GPC0...GPC3 pullups */ gpio->PCCON = (gpio->PCCON & 0xFFFFFF00); /* configure GPC0...GPC3 as inputs */ - udelay (10); /* allow signals to settle */ + /* allow signals to settle */ + for (i=0; i<10000; i++) /* udelay isn't working yet at this point! */ + __asm("NOP"); vfd_board_id = (~gpio->PCDAT) & 0x000F; /* read GPC0...GPC3 port pins */ VFD_DISABLE; /* activate blank for the vfd */ |