[MIPS] cpu/mips/cache.S: Add dcache_enable

[u-boot] / cpu / mips / cache.S

diff --git a/cpu/mips/cache.S b/cpu/mips/cache.S
index 89ada716c3adbe60b3ed912531fb9d23edfc4abc..428d251bf126022d56bf22477662cfdc67321094 100644 (file)
--- a/cpu/mips/cache.S
+++ b/cpu/mips/cache.S
@@ -282,9 +282,25 @@ LEAF(dcache_disable)
        and     t0, t0, t1
        ori     t0, t0, CONF_CM_UNCACHED
        mtc0    t0, CP0_CONFIG
-       j       ra
+       jr      ra
        END(dcache_disable)
 
+/*******************************************************************************
+*
+* dcache_enable - enable cache
+*
+* RETURNS: N/A
+*
+*/
+LEAF(dcache_enable)
+       mfc0    t0, CP0_CONFIG
+       ori     t0, CONF_CM_CMASK
+       xori    t0, CONF_CM_CMASK
+       ori     t0, CONF_CM_CACHABLE_NONCOHERENT
+       mtc0    t0, CP0_CONFIG
+       jr      ra
+       END(dcache_enable)
+
 #ifdef CFG_INIT_RAM_LOCK_MIPS
 /*******************************************************************************
 *
@@ -308,7 +324,7 @@ mips_cache_lock:
        move    a1, a2
        icacheop(a0,a1,a2,a3,0x1d)
 
-       j       ra
+       jr      ra
 
        .end    mips_cache_lock
 #endif /* CFG_INIT_RAM_LOCK_MIPS */