mirror of https://gitee.com/openkylin/linux.git
60 lines
1.5 KiB
C
60 lines
1.5 KiB
C
/*
|
|
* Copyright (C) 2012 Broadcom Corporation
|
|
*
|
|
* 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 version 2.
|
|
*
|
|
* This program is distributed "as is" WITHOUT ANY WARRANTY of any
|
|
* kind, whether express or implied; without even the implied warranty
|
|
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*/
|
|
|
|
#include <linux/of_platform.h>
|
|
#include <linux/init.h>
|
|
#include <linux/device.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/clocksource.h>
|
|
|
|
#include <asm/mach/arch.h>
|
|
#include <asm/mach/time.h>
|
|
#include <asm/hardware/cache-l2x0.h>
|
|
|
|
|
|
#include "bcm_kona_smc.h"
|
|
|
|
static int __init kona_l2_cache_init(void)
|
|
{
|
|
if (!IS_ENABLED(CONFIG_CACHE_L2X0))
|
|
return 0;
|
|
|
|
bcm_kona_smc(SSAPI_ENABLE_L2_CACHE, 0, 0, 0, 0);
|
|
|
|
/*
|
|
* 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.
|
|
*/
|
|
l2x0_of_init(0, ~0);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void __init board_init(void)
|
|
{
|
|
of_platform_populate(NULL, of_default_bus_match_table, NULL,
|
|
&platform_bus);
|
|
|
|
bcm_kona_smc_init();
|
|
|
|
kona_l2_cache_init();
|
|
}
|
|
|
|
static const char * const bcm11351_dt_compat[] = { "bcm,bcm11351", NULL, };
|
|
|
|
DT_MACHINE_START(BCM11351_DT, "Broadcom Application Processor")
|
|
.init_time = clocksource_of_init,
|
|
.init_machine = board_init,
|
|
.dt_compat = bcm11351_dt_compat,
|
|
MACHINE_END
|