diff options
Diffstat (limited to 'arch/arm/mach-davinci/include')
| -rw-r--r-- | arch/arm/mach-davinci/include/mach/debug-macro.S | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/arch/arm/mach-davinci/include/mach/debug-macro.S b/arch/arm/mach-davinci/include/mach/debug-macro.S deleted file mode 100644 index b18b8ebc6508..000000000000 --- a/arch/arm/mach-davinci/include/mach/debug-macro.S +++ /dev/null | |||
| @@ -1,65 +0,0 @@ | |||
| 1 | /* | ||
| 2 | * Debugging macro for DaVinci | ||
| 3 | * | ||
| 4 | * Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com> | ||
| 5 | * | ||
| 6 | * 2007 (c) MontaVista Software, Inc. This file is licensed under | ||
| 7 | * the terms of the GNU General Public License version 2. This program | ||
| 8 | * is licensed "as is" without any warranty of any kind, whether express | ||
| 9 | * or implied. | ||
| 10 | */ | ||
| 11 | |||
| 12 | /* Modifications | ||
| 13 | * Jan 2009 Chaithrika U S Added senduart, busyuart, waituart | ||
| 14 | * macros, based on debug-8250.S file | ||
| 15 | * but using 32-bit accesses required for | ||
| 16 | * some davinci devices. | ||
| 17 | */ | ||
| 18 | |||
| 19 | #include <linux/serial_reg.h> | ||
| 20 | |||
| 21 | #include <mach/serial.h> | ||
| 22 | |||
| 23 | #define UART_SHIFT 2 | ||
| 24 | |||
| 25 | #if defined(CONFIG_DEBUG_DAVINCI_DMx_UART0) | ||
| 26 | #define UART_BASE DAVINCI_UART0_BASE | ||
| 27 | #elif defined(CONFIG_DEBUG_DAVINCI_DA8XX_UART1) | ||
| 28 | #define UART_BASE DA8XX_UART1_BASE | ||
| 29 | #elif defined(CONFIG_DEBUG_DAVINCI_DA8XX_UART2) | ||
| 30 | #define UART_BASE DA8XX_UART2_BASE | ||
| 31 | #elif defined(CONFIG_DEBUG_DAVINCI_TNETV107X_UART1) | ||
| 32 | #define UART_BASE TNETV107X_UART2_BASE | ||
| 33 | #define UART_VIRTBASE TNETV107X_UART2_VIRT | ||
| 34 | #else | ||
| 35 | #error "Select a specifc port for DEBUG_LL" | ||
| 36 | #endif | ||
| 37 | |||
| 38 | #ifndef UART_VIRTBASE | ||
| 39 | #define UART_VIRTBASE IO_ADDRESS(UART_BASE) | ||
| 40 | #endif | ||
| 41 | |||
| 42 | .macro addruart, rp, rv, tmp | ||
| 43 | ldr \rp, =UART_BASE | ||
| 44 | ldr \rv, =UART_VIRTBASE | ||
| 45 | .endm | ||
| 46 | |||
| 47 | .macro senduart,rd,rx | ||
| 48 | str \rd, [\rx, #UART_TX << UART_SHIFT] | ||
| 49 | .endm | ||
| 50 | |||
| 51 | .macro busyuart,rd,rx | ||
| 52 | 1002: ldr \rd, [\rx, #UART_LSR << UART_SHIFT] | ||
| 53 | and \rd, \rd, #UART_LSR_TEMT | UART_LSR_THRE | ||
| 54 | teq \rd, #UART_LSR_TEMT | UART_LSR_THRE | ||
| 55 | bne 1002b | ||
| 56 | .endm | ||
| 57 | |||
| 58 | .macro waituart,rd,rx | ||
| 59 | #ifdef FLOW_CONTROL | ||
| 60 | 1001: ldr \rd, [\rx, #UART_MSR << UART_SHIFT] | ||
| 61 | tst \rd, #UART_MSR_CTS | ||
| 62 | beq 1001b | ||
| 63 | #endif | ||
| 64 | .endm | ||
| 65 | |||