2 * Copyright (C) 2012-2013 Broadcom Corporation
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation version 2.
8 * This program is distributed "as is" WITHOUT ANY WARRANTY of any
9 * kind, whether express or implied; without even the implied warranty
10 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
14 #include <linux/of_platform.h>
15 #include <linux/init.h>
16 #include <linux/device.h>
17 #include <linux/platform_device.h>
18 #include <linux/clocksource.h>
20 #include <asm/mach/arch.h>
21 #include <asm/mach/time.h>
22 #include <asm/hardware/cache-l2x0.h>
24 #include "bcm_kona_smc.h"
27 static int __init kona_l2_cache_init(void)
29 if (!IS_ENABLED(CONFIG_CACHE_L2X0))
32 if (bcm_kona_smc_init() < 0) {
33 pr_info("Kona secure API not available. Skipping L2 init\n");
37 bcm_kona_smc(SSAPI_ENABLE_L2_CACHE, 0, 0, 0, 0);
40 * The aux_val and aux_mask have no effect since L2 cache is already
41 * enabled. Pass 0s for aux_val and 1s for aux_mask for default value.
43 return l2x0_of_init(0, ~0);
46 static void bcm_board_setup_restart(void)
48 struct device_node *np;
50 np = of_find_compatible_node(NULL, NULL, "brcm,bcm11351");
52 if (of_device_is_available(np))
53 bcm_kona_setup_restart();
56 /* Restart setup for other boards goes here */
59 static void __init board_init(void)
61 of_platform_populate(NULL, of_default_bus_match_table, NULL,
64 bcm_board_setup_restart();
68 static const char * const bcm11351_dt_compat[] = { "brcm,bcm11351", NULL, };
70 DT_MACHINE_START(BCM11351_DT, "Broadcom Application Processor")
71 .init_time = clocksource_of_init,
72 .init_machine = board_init,
73 .restart = bcm_kona_restart,
74 .dt_compat = bcm11351_dt_compat,