blob: 2a49556f490a2b89781e714aa92cb55948da086c [file] [log] [blame]
/*
* Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* Neither the name of ARM nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <arm_gic.h>
#include <assert.h>
#include <bl_common.h>
#include <console.h>
#include <debug.h>
#include <gpio.h>
#include <mmio.h>
#include <platform.h>
#include <plat_params.h>
#include <plat_private.h>
#include <string.h>
static struct bl31_plat_param *bl31_params_head;
static struct bl31_gpio_param param_reset;
static struct bl31_gpio_param param_poweroff;
static struct gpio_info *rst_gpio;
static struct gpio_info *poweroff_gpio;
void *plat_get_rockchip_gpio_reset(void)
{
return rst_gpio;
}
void *plat_get_rockchip_gpio_poweroff(void)
{
return poweroff_gpio;
}
void params_early_setup(void *plat_param_from_bl2)
{
struct bl31_plat_param *param;
struct bl31_plat_param *bl2_param;
struct bl31_gpio_param *gpio_param;
/* keep plat parameters for later processing if need */
bl2_param = (struct bl31_plat_param *)plat_param_from_bl2;
while (bl2_param) {
switch (bl2_param->type) {
case PARAM_RESET:
param = (struct bl31_plat_param *)&param_reset;
memcpy((void *)param, (void *)bl2_param,
sizeof(struct bl31_gpio_param));
gpio_param = (struct bl31_gpio_param *)param;
rst_gpio = &gpio_param->gpio;
break;
case PARAM_POWEROFF:
param = (struct bl31_plat_param *)&param_poweroff;
memcpy((void *)param, (void *)bl2_param,
sizeof(struct bl31_gpio_param));
gpio_param = (struct bl31_gpio_param *)param;
poweroff_gpio = &gpio_param->gpio;
break;
default:
NOTICE("not expected type found\n");
return; /* don't continue if unexpected type found */
}
param->next = bl31_params_head;
bl31_params_head = param;
bl2_param = bl2_param->next;
}
}