diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2013-03-12 20:04:40 +0400 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2013-03-12 20:39:26 +0400 |
| commit | 83f230f1121051d58603640535d0384a01605f6c (patch) | |
| tree | 0a54bdd32e453f251de252251eee2b68c2d5dfa0 /arch/arm/plat-spear/include/mach/debug-macro.S | |
| parent | 5447521094b2948ee96aa61e110e3955ad88057c (diff) | |
| download | linux-83f230f1121051d58603640535d0384a01605f6c.tar.xz | |
ARM: spear: move identical headers to plat-spear/include/mach
As an intermediate step towards unification of the three spear
platforms, this gets rid of the mach/* header files that are
obviously not platform specific.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Diffstat (limited to 'arch/arm/plat-spear/include/mach/debug-macro.S')
| -rw-r--r-- | arch/arm/plat-spear/include/mach/debug-macro.S | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/arm/plat-spear/include/mach/debug-macro.S b/arch/arm/plat-spear/include/mach/debug-macro.S new file mode 100644 index 000000000000..75b05ad0fbad --- /dev/null +++ b/arch/arm/plat-spear/include/mach/debug-macro.S @@ -0,0 +1,36 @@ +/* + * arch/arm/plat-spear/include/plat/debug-macro.S + * + * Debugging macro include header for spear platform + * + * Copyright (C) 2009 ST Microelectronics + * Viresh Kumar <viresh.linux@gmail.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +#include <linux/amba/serial.h> +#include <mach/spear.h> + + .macro addruart, rp, rv, tmp + mov \rp, #SPEAR_DBG_UART_BASE @ Physical base + mov \rv, #VA_SPEAR_DBG_UART_BASE @ Virtual base + .endm + + .macro senduart, rd, rx + strb \rd, [\rx, #UART01x_DR] @ ASC_TX_BUFFER + .endm + + .macro waituart, rd, rx +1001: ldr \rd, [\rx, #UART01x_FR] @ FLAG REGISTER + tst \rd, #UART01x_FR_TXFF @ TX_FULL + bne 1001b + .endm + + .macro busyuart, rd, rx +1002: ldr \rd, [\rx, #UART01x_FR] @ FLAG REGISTER + tst \rd, #UART011_FR_TXFE @ TX_EMPTY + beq 1002b + .endm |