[U-Boot] [PATCH] ARM: mx5: Enable L2 cache

Enable L2 cache for improving the system performance.

Signed-off-by: Fabio Estevam fabio.estevam@freescale.com --- arch/arm/cpu/armv7/mx5/lowlevel_init.S | 6 ++++++ 1 file changed, 6 insertions(+)

diff --git a/arch/arm/cpu/armv7/mx5/lowlevel_init.S b/arch/arm/cpu/armv7/mx5/lowlevel_init.S index fc7c767..e4cd85c 100644 --- a/arch/arm/cpu/armv7/mx5/lowlevel_init.S +++ b/arch/arm/cpu/armv7/mx5/lowlevel_init.S @@ -45,6 +45,12 @@ #endif

mcr 15, 1, r0, c9, c0, 2 + + /* enable L2 cache */ + mrc 15, 0, r0, c1, c0, 1 + orr r0, r0, #2 + mcr 15, 0, r0, c1, c0, 1 + .endm /* init_l2cc */

/* AIPS setup - Only setup MPROTx registers.