diff options
| author | Wolfgang Denk <wd@denx.de> | 2012-07-31 22:01:08 +0200 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2012-07-31 22:01:08 +0200 |
| commit | d978780b2e676c005460cd561f4f15b5220bdf49 (patch) | |
| tree | bfec2a887b82f0eb552117e133f78cf44e5d7680 /arch/microblaze/cpu/timer.c | |
| parent | b54d1f26ff216ef08307b7652647cc92124c2be1 (diff) | |
| parent | bcec8f49d1c5570f806f9cc33eb0bcc56a6551d5 (diff) | |
Merge branch 'master' of git://git.denx.de/u-boot-microblaze
* 'master' of git://git.denx.de/u-boot-microblaze:
microblaze: Wire up SPI driver
spi: microblaze: Adds driver for Xilinx SPI controller
microblaze: intc: Clear interrupt code
microblaze: Call serial multi initialization
microblaze: Move __udelay implementation
microblaze: Remove extern from board.c
microblaze: Wire up dts configuration
fdt: Add board specific dts inclusion
microblaze: Move individual board linker scripts to common script in cpu tree.
microblaze: Add gpio.h
microblaze: Add missing undefs for UBI and UBIFS
microblaze: Expand and correct configuration comments
microblaze: Enable ubi support
microblaze: Avoid compile error on systems without cfi flash
microblaze: Remove wrong define CONFIG_SYS_FLASH_PROTECTION
Conflicts:
drivers/spi/Makefile
Signed-off-by: Wolfgang Denk <wd@denx.de>
Diffstat (limited to 'arch/microblaze/cpu/timer.c')
| -rw-r--r-- | arch/microblaze/cpu/timer.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/arch/microblaze/cpu/timer.c b/arch/microblaze/cpu/timer.c index 1952804eaf..cc6b897fbb 100644 --- a/arch/microblaze/cpu/timer.c +++ b/arch/microblaze/cpu/timer.c @@ -40,7 +40,25 @@ ulong get_timer (ulong base) } #endif -#ifdef CONFIG_SYS_INTC_0 +#ifdef CONFIG_SYS_TIMER_0 +void __udelay(unsigned long usec) +{ + int i; + + i = get_timer(0); + while ((get_timer(0) - i) < (usec / 1000)) + ; +} +#else +void __udelay(unsigned long usec) +{ + unsigned int i; + + for (i = 0; i < (usec * CONFIG_XILINX_CLOCK_FREQ / 10000000); i++) + ; +} +#endif + #ifdef CONFIG_SYS_TIMER_0 microblaze_timer_t *tmr = (microblaze_timer_t *) (CONFIG_SYS_TIMER_0_ADDR); @@ -61,7 +79,6 @@ int timer_init (void) return 0; } #endif -#endif /* * This function is derived from PowerPC code (read timebase as long long). |