diff options
| -rw-r--r-- | arch/arm/include/debug/zynq.S | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/include/debug/zynq.S b/arch/arm/include/debug/zynq.S index f9aa9740a73f..0b762fafa758 100644 --- a/arch/arm/include/debug/zynq.S +++ b/arch/arm/include/debug/zynq.S | |||
| @@ -42,6 +42,9 @@ | |||
| 42 | .endm | 42 | .endm |
| 43 | 43 | ||
| 44 | .macro waituart,rd,rx | 44 | .macro waituart,rd,rx |
| 45 | 1001: ldr \rd, [\rx, #UART_SR_OFFSET] | ||
| 46 | tst \rd, #UART_SR_TXEMPTY | ||
| 47 | beq 1001b | ||
| 45 | .endm | 48 | .endm |
| 46 | 49 | ||
| 47 | .macro busyuart,rd,rx | 50 | .macro busyuart,rd,rx |