diff options
Diffstat (limited to 'board/trab/vfd.c')
| -rw-r--r-- | board/trab/vfd.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/board/trab/vfd.c b/board/trab/vfd.c index f510ee5..2f1e7d7 100644 --- a/board/trab/vfd.c +++ b/board/trab/vfd.c @@ -39,6 +39,8 @@ #include <devices.h> #include <s3c2400.h> +DECLARE_GLOBAL_DATA_PTR; + #ifdef CONFIG_VFD /************************************************************************/ @@ -86,7 +88,6 @@ unsigned char bit_vfd_table[112][18][2][4][2]; */ void init_grid_ctrl(void) { - DECLARE_GLOBAL_DATA_PTR; ulong adr, grid_cycle; unsigned int bit, display; unsigned char temp, bit_nr; @@ -172,7 +173,6 @@ void init_grid_ctrl(void) */ void create_vfd_table(void) { - DECLARE_GLOBAL_DATA_PTR; unsigned long vfd_table[112][18][2][4][2]; unsigned int x, y, color, display, entry, pixel; unsigned int x_abcdef = 0; @@ -280,7 +280,6 @@ void set_vfd_pixel(unsigned char x, unsigned char y, unsigned char color, unsigned char display, unsigned char value) { - DECLARE_GLOBAL_DATA_PTR; ulong adr; unsigned char bit_nr, temp; @@ -359,6 +358,8 @@ 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(); @@ -368,7 +369,9 @@ 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 */ @@ -435,8 +438,6 @@ int drv_vfd_init(void) static int vfd_init_done = 0; int vfd_inv_data = 0; - DECLARE_GLOBAL_DATA_PTR; - if (vfd_init_done != 0) return (0); vfd_init_done = 1; |