From 12115c6ad3b91e60b874afd29ce041ef552ed1e1 Mon Sep 17 00:00:00 2001 From: Tom Rini Date: Fri, 23 Aug 2013 12:26:49 -0400 Subject: [PATCH] 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 --- arch/arm/cpu/armv7/am33xx/board.c | 8 ++++++++ board/siemens/common/board.c | 9 --------- 2 files changed, 8 insertions(+), 9 deletions(-) diff --git a/arch/arm/cpu/armv7/am33xx/board.c b/arch/arm/cpu/armv7/am33xx/board.c index 803aa9c..c7dad66 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 */ diff --git a/board/siemens/common/board.c b/board/siemens/common/board.c index 32d2ee4..7e8731b 100644 --- a/board/siemens/common/board.c +++ b/board/siemens/common/board.c @@ -159,13 +159,4 @@ U_BOOT_CMD( "Sends U-Boot into infinite loop", "" ); - -#ifndef CONFIG_SYS_DCACHE_OFF -void enable_caches(void) -{ - printf("Enable d-cache\n"); - /* Enable D-cache. I-cache is already enabled in start.S */ - dcache_enable(); -} -#endif /* CONFIG_SYS_DCACHE_OFF */ #endif /* !CONFIG_SPL_BUILD */ -- 2.7.4