// SPDX-License-Identifier: GPL-2.0-only
// Copyright (C) 2012-2014 Broadcom Corporation


#include <linux/init.h>
#include <linux/printk.h>
#include <asm/hardware/cache-l2x0.h>

#include "bcm_kona_smc.h"
#include "kona_l2_cache.h"

void __init kona_l2_cache_init(void)
{
        unsigned int result;
        int ret;

        ret = bcm_kona_smc_init();
        if (ret) {
                pr_info("Secure API not available (%d). Skipping L2 init.\n",
                        ret);
                return;
        }

        result = bcm_kona_smc(SSAPI_ENABLE_L2_CACHE, 0, 0, 0, 0);
        if (result != SEC_ROM_RET_OK) {
                pr_err("Secure Monitor call failed (%u)! Skipping L2 init.\n",
                        result);
                return;
        }

        /*
         * The aux_val and aux_mask have no effect since L2 cache is already
         * enabled.  Pass 0s for aux_val and 1s for aux_mask for default value.
         */
        ret = l2x0_of_init(0, ~0);
        if (ret)
                pr_err("Couldn't enable L2 cache: %d\n", ret);
}