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| author | Tom Rini <trini@ti.com> | 2013-08-23 12:26:49 -0400 |
|---|---|---|
| committer | Tom Rini <trini@ti.com> | 2013-12-12 14:54:12 -0500 |
| commit | 12115c6ad3b91e60b874afd29ce041ef552ed1e1 (patch) | |
| tree | c82ac6ab00845ef368417990cd344383f7322be5 /arch/arm/cpu/armv7/am33xx | |
| parent | a5a42eec8ed64cbc72d2e59199819e48f904e38f (diff) | |
| download | blackbird-obmc-uboot-12115c6ad3b91e60b874afd29ce041ef552ed1e1.tar.gz blackbird-obmc-uboot-12115c6ad3b91e60b874afd29ce041ef552ed1e1.zip | |
am33xx: Enable D-CACHE on !CONFIG_SYS_DCACHE_OFF
Test on Beaglebone white over cpsw, usb ether and SD card (read and
write), performance increased, crc32 of data matches.
Signed-off-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'arch/arm/cpu/armv7/am33xx')
| -rw-r--r-- | arch/arm/cpu/armv7/am33xx/board.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/am33xx/board.c b/arch/arm/cpu/armv7/am33xx/board.c index 803aa9c545..c7dad6681d 100644 --- a/arch/arm/cpu/armv7/am33xx/board.c +++ b/arch/arm/cpu/armv7/am33xx/board.c @@ -241,3 +241,11 @@ void s_init(void) sdram_init(); #endif } + +#ifndef CONFIG_SYS_DCACHE_OFF +void enable_caches(void) +{ + /* Enable D-cache. I-cache is already enabled in start.S */ + dcache_enable(); +} +#endif /* !CONFIG_SYS_DCACHE_OFF */ |
