diff options
Diffstat (limited to 'arch/arm/include/debug/picoxcell.S')
| -rw-r--r-- | arch/arm/include/debug/picoxcell.S | 18 |
1 files changed, 1 insertions, 17 deletions
diff --git a/arch/arm/include/debug/picoxcell.S b/arch/arm/include/debug/picoxcell.S index 7419deb1b948..bc1f07c49cd4 100644 --- a/arch/arm/include/debug/picoxcell.S +++ b/arch/arm/include/debug/picoxcell.S | |||
| @@ -5,10 +5,7 @@ | |||
| 5 | * it under the terms of the GNU General Public License version 2 as | 5 | * it under the terms of the GNU General Public License version 2 as |
| 6 | * published by the Free Software Foundation. | 6 | * published by the Free Software Foundation. |
| 7 | * | 7 | * |
| 8 | * Derived from arch/arm/mach-davinci/include/mach/debug-macro.S to use 32-bit | ||
| 9 | * accesses to the 8250. | ||
| 10 | */ | 8 | */ |
| 11 | #include <linux/serial_reg.h> | ||
| 12 | 9 | ||
| 13 | #define UART_SHIFT 2 | 10 | #define UART_SHIFT 2 |
| 14 | #define PICOXCELL_UART1_BASE 0x80230000 | 11 | #define PICOXCELL_UART1_BASE 0x80230000 |
| @@ -19,17 +16,4 @@ | |||
| 19 | ldr \rp, =PICOXCELL_UART1_BASE | 16 | ldr \rp, =PICOXCELL_UART1_BASE |
| 20 | .endm | 17 | .endm |
| 21 | 18 | ||
| 22 | .macro senduart,rd,rx | 19 | #include "8250_32.S" |
| 23 | str \rd, [\rx, #UART_TX << UART_SHIFT] | ||
| 24 | .endm | ||
| 25 | |||
| 26 | .macro busyuart,rd,rx | ||
| 27 | 1002: ldr \rd, [\rx, #UART_LSR << UART_SHIFT] | ||
| 28 | and \rd, \rd, #UART_LSR_TEMT | UART_LSR_THRE | ||
| 29 | teq \rd, #UART_LSR_TEMT | UART_LSR_THRE | ||
| 30 | bne 1002b | ||
| 31 | .endm | ||
| 32 | |||
| 33 | /* The UART's don't have any flow control IO's wired up. */ | ||
| 34 | .macro waituart,rd,rx | ||
| 35 | .endm | ||
