diff options
Diffstat (limited to 'firmware')
| -rw-r--r-- | firmware/target/arm/as3525/dbop-as3525.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/firmware/target/arm/as3525/dbop-as3525.c b/firmware/target/arm/as3525/dbop-as3525.c index 66202b70b7..87bc46e145 100644 --- a/firmware/target/arm/as3525/dbop-as3525.c +++ b/firmware/target/arm/as3525/dbop-as3525.c | |||
| @@ -83,10 +83,11 @@ unsigned short dbop_read_input(void) | |||
| 83 | /* make sure that the DBOP FIFO is empty */ | 83 | /* make sure that the DBOP FIFO is empty */ |
| 84 | while ((DBOP_STAT & (1<<10)) == 0); | 84 | while ((DBOP_STAT & (1<<10)) == 0); |
| 85 | 85 | ||
| 86 | /* write DBOP_DOUT to pre-charge DBOP data lines with a defined level */ | ||
| 87 | DBOP_TIMPOL_23 = 0xe007e007; /* no strobe towards lcd */ | ||
| 88 | int delay = 10; | 86 | int delay = 10; |
| 89 | while (delay--) asm volatile ("nop\n"); | 87 | while (delay--) asm volatile ("nop\n"); |
| 88 | |||
| 89 | /* write DBOP_DOUT to pre-charge DBOP data lines with a defined level */ | ||
| 90 | DBOP_TIMPOL_23 = 0xe007e007; /* no strobe towards lcd */ | ||
| 90 | DBOP_CTRL = (1 << 19) | /* tri-state output */ | 91 | DBOP_CTRL = (1 << 19) | /* tri-state output */ |
| 91 | (1 << 16) | /* enw=1 (enable write) */ | 92 | (1 << 16) | /* enw=1 (enable write) */ |
| 92 | (1 << 12); /* ow=1 (16-bit data width) */ | 93 | (1 << 12); /* ow=1 (16-bit data width) */ |