-
-#ifndef CONFIG_SYS_L2CACHE_OFF
-/*
- * Set L2 cache parameters
- */
-static void exynos5_set_l2cache_params(void)
-{
- unsigned int l2ctlr = 0, l2actlr = 0;
-
- /* Read L2CTLR value */
- asm volatile("mrc p15, 1, %0, c9, c0, 2\n" : "=r"(l2ctlr));
-
- /* Set cache latency cycles */
- l2ctlr |= CACHE_TAG_RAM_LATENCY |
- CACHE_DATA_RAM_LATENCY;
-
- if (proid_is_exynos5420() || proid_is_exynos5800()) {
- /* Read L2ACTLR value */
- asm volatile("mrc p15, 1, %0, c15, c0, 0" : "=r" (l2actlr));
-
- /* Disable clean/evict push to external */
- l2actlr |= CACHE_DISABLE_CLEAN_EVICT;
-
- /* Write new vlaue to L2ACTLR */
- asm volatile("mcr p15, 1, %0, c15, c0, 0" : : "r" (l2actlr));
- } else {
- /* Set cache setup cycles */
- l2ctlr |= CACHE_TAG_RAM_SETUP |
- CACHE_DATA_RAM_SETUP;
- }
-
- /* Write new vlaue to L2CTLR */
- asm volatile("mcr p15, 1, %0, c9, c0, 2\n" : : "r"(l2ctlr));
-}
-
-/*
- * Sets L2 cache related parameters before enabling data cache
- */
-void v7_outer_cache_enable(void)
-{
- if (cpu_is_exynos5())
- exynos5_set_l2cache_params();
-}
-#endif