diff options
Diffstat (limited to 'plat/rockchip/common/include')
| -rw-r--r-- | plat/rockchip/common/include/plat_params.h | 91 | ||||
| -rw-r--r-- | plat/rockchip/common/include/plat_private.h | 6 |
2 files changed, 97 insertions, 0 deletions
diff --git a/plat/rockchip/common/include/plat_params.h b/plat/rockchip/common/include/plat_params.h new file mode 100644 index 00000000..cad45353 --- /dev/null +++ b/plat/rockchip/common/include/plat_params.h @@ -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. + */ + +#ifndef __PLAT_PARAMS_H__ +#define __PLAT_PARAMS_H__ + +#include <stdint.h> + +/* + * We defined several plat parameter structs for BL2 to pass platform related + * parameters to Rockchip BL31 platform code. All plat parameters start with + * a common header, which has a type field to indicate the parameter type, and + * a next pointer points to next parameter. If the parameter is the last one in + * the list, next pointer will points to NULL. After the header comes the + * variable-sized members that describe the parameter. The picture below shows + * how the parameters are kept in memory. + * + * head of list ---> +----------------+ --+ + * | type | | + * +----------------+ |--> struct bl31_plat_param + * +----| next | | + * | +----------------+ --+ + * | | parameter data | + * | +----------------+ + * | + * +--> +----------------+ --+ + * | type | | + * +----------------+ |--> struct bl31_plat_param + * NULL <---| next | | + * +----------------+ --+ + * | parameter data | + * +----------------+ + * + * Note: The SCTLR_EL3.A bit (Alignment fault check enable) of ARM TF is set, + * so be sure each parameter struct starts on 64-bit aligned address. If not, + * alignment fault will occur during accessing its data member. + */ + +/* param type */ +enum { + PARAM_NONE = 0, + PARAM_RESET, + PARAM_POWEROFF, +}; + +struct gpio_info { + uint8_t polarity; + uint8_t direction; + uint8_t pull_mode; + uint32_t index; +}; + +/* common header for all plat parameter type */ +struct bl31_plat_param { + uint64_t type; + void *next; +}; + +struct bl31_gpio_param { + struct bl31_plat_param h; + struct gpio_info gpio; +}; + +#endif /* __PLAT_PARAMS_H__ */ diff --git a/plat/rockchip/common/include/plat_private.h b/plat/rockchip/common/include/plat_private.h index e05bda41..031a3413 100644 --- a/plat/rockchip/common/include/plat_private.h +++ b/plat/rockchip/common/include/plat_private.h @@ -97,6 +97,8 @@ void plat_cci_disable(void); void plat_delay_timer_init(void); +void params_early_setup(void *plat_params_from_bl2); + void plat_rockchip_gic_driver_init(void); void plat_rockchip_gic_init(void); void plat_rockchip_gic_cpuif_enable(void); @@ -110,6 +112,10 @@ void plat_setup_rockchip_pm_ops(struct rockchip_pm_ops_cb *ops); void platform_cpu_warmboot(void); +void *plat_get_rockchip_gpio_reset(void); +void *plat_get_rockchip_gpio_poweroff(void); +void plat_rockchip_gpio_init(void); + extern const unsigned char rockchip_power_domain_tree_desc[]; extern void *pmu_cpuson_entrypoint_start; |