diff options
Diffstat (limited to 'plat/rockchip/common/params_setup.c')
| -rw-r--r-- | plat/rockchip/common/params_setup.c | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/plat/rockchip/common/params_setup.c b/plat/rockchip/common/params_setup.c new file mode 100644 index 00000000..2a49556f --- /dev/null +++ b/plat/rockchip/common/params_setup.c @@ -0,0 +1,91 @@ +/* + * 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 *)¶m_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 *)¶m_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; + } +} |