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48 lines
1.2 KiB
48 lines
1.2 KiB
/* |
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* Copyright (C) 2012-2014 Broadcom Corporation |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation version 2. |
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* |
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* This program is distributed "as is" WITHOUT ANY WARRANTY of any |
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* kind, whether express or implied; without even the implied warranty |
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* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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*/ |
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#include <linux/init.h> |
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#include <linux/printk.h> |
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#include <asm/hardware/cache-l2x0.h> |
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#include "bcm_kona_smc.h" |
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#include "kona_l2_cache.h" |
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void __init kona_l2_cache_init(void) |
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{ |
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unsigned int result; |
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int ret; |
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ret = bcm_kona_smc_init(); |
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if (ret) { |
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pr_info("Secure API not available (%d). Skipping L2 init.\n", |
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ret); |
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return; |
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} |
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result = bcm_kona_smc(SSAPI_ENABLE_L2_CACHE, 0, 0, 0, 0); |
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if (result != SEC_ROM_RET_OK) { |
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pr_err("Secure Monitor call failed (%u)! Skipping L2 init.\n", |
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result); |
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return; |
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} |
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/* |
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* The aux_val and aux_mask have no effect since L2 cache is already |
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* enabled. Pass 0s for aux_val and 1s for aux_mask for default value. |
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*/ |
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ret = l2x0_of_init(0, ~0); |
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if (ret) |
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pr_err("Couldn't enable L2 cache: %d\n", ret); |
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}
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