X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=arch%2Farm%2Fcpu%2Farmv7%2Fexynos%2Fsoc.c;h=0f116b141a327ea66c8b63675ddb7d543a48bb0a;hb=b8d7652c81689a69bc6eaa206cf875bbe632831c;hp=e948e4c638d57daff6780672566045d5a80b6015;hpb=7ee68fe85f1a9e9db17d9760998c284cb85f56fa;p=u-boot diff --git a/arch/arm/cpu/armv7/exynos/soc.c b/arch/arm/cpu/armv7/exynos/soc.c index e948e4c638..0f116b141a 100644 --- a/arch/arm/cpu/armv7/exynos/soc.c +++ b/arch/arm/cpu/armv7/exynos/soc.c @@ -2,36 +2,13 @@ * Copyright (c) 2010 Samsung Electronics. * Minkyu Kang * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA + * SPDX-License-Identifier: GPL-2.0+ */ #include #include #include -enum l2_cache_params { - CACHE_TAG_RAM_SETUP = (1 << 9), - CACHE_DATA_RAM_SETUP = (1 << 5), - CACHE_TAG_RAM_LATENCY = (2 << 6), - CACHE_DATA_RAM_LATENCY = (2 << 0) -}; - void reset_cpu(ulong addr) { writel(0x1, samsung_get_base_swreset()); @@ -44,31 +21,3 @@ void enable_caches(void) dcache_enable(); } #endif - -#ifndef CONFIG_SYS_L2CACHE_OFF -/* - * Set L2 cache parameters - */ -static void exynos5_set_l2cache_params(void) -{ - unsigned int val = 0; - - asm volatile("mrc p15, 1, %0, c9, c0, 2\n" : "=r"(val)); - - val |= CACHE_TAG_RAM_SETUP | - CACHE_DATA_RAM_SETUP | - CACHE_TAG_RAM_LATENCY | - CACHE_DATA_RAM_LATENCY; - - asm volatile("mcr p15, 1, %0, c9, c0, 2\n" : : "r"(val)); -} - -/* - * Sets L2 cache related parameters before enabling data cache - */ -void v7_outer_cache_enable(void) -{ - if (cpu_is_exynos5()) - exynos5_set_l2cache_params(); -} -#endif