diff options
Diffstat (limited to 'include/plat/marvell/armada/a8k/common/armada_common.h')
-rw-r--r-- | include/plat/marvell/armada/a8k/common/armada_common.h | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/include/plat/marvell/armada/a8k/common/armada_common.h b/include/plat/marvell/armada/a8k/common/armada_common.h new file mode 100644 index 0000000..709d009 --- /dev/null +++ b/include/plat/marvell/armada/a8k/common/armada_common.h @@ -0,0 +1,129 @@ +/* + * Copyright (C) 2018 Marvell International Ltd. + * + * SPDX-License-Identifier: BSD-3-Clause + * https://spdx.org/licenses + */ + +#ifndef ARMADA_COMMON_H +#define ARMADA_COMMON_H + +#include <drivers/marvell/amb_adec.h> +#include <drivers/marvell/ccu.h> +#include <drivers/marvell/io_win.h> +#include <drivers/marvell/iob.h> + +/* + * This struct supports skip image request + * detection_method: the method used to detect the request "signal". + * info: + * GPIO: + * detection_method: HIGH (pressed button), LOW (unpressed button), + * num (button mpp number). + * i2c: + * i2c_addr: the address of the i2c chosen. + * i2d_reg: the i2c register chosen. + * test: + * choose the DIE you picked the button in (AP or CP). + * in case of CP(cp_index = 0 if CP0, cp_index = 1 if CP1) + */ +struct skip_image { + enum { + GPIO, + I2C, + USER_DEFINED + } detection_method; + + struct { + struct { + int num; + enum { + HIGH, + LOW + } button_state; + + } gpio; + + struct { + int i2c_addr; + int i2c_reg; + } i2c; + + struct { + enum { + CP, + AP + } cp_ap; + int cp_index; + } test; + } info; +}; + +/* + * This struct supports SoC power off method + * type: the method used to power off the SoC + * cfg: + * PMIC_GPIO: + * pin_count: current GPIO pin number used for toggling the signal for + * notifying external PMIC + * info: holds the GPIOs information, CP GPIO should be used and + * all GPIOs should be within same GPIO config. register + * step_count: current step number to toggle the GPIO for PMIC + * seq: GPIO toggling values in sequence, each bit represents a GPIO. + * For example, bit0 represents first GPIO used for toggling + * the GPIO the last step is used to trigger the power off + * signal + * delay_ms: transition interval for the GPIO setting to take effect + * in unit of ms + */ +/* Max GPIO number used to notify PMIC to power off the SoC */ +#define PMIC_GPIO_MAX_NUMBER 8 +/* Max GPIO toggling steps in sequence to power off the SoC */ +#define PMIC_GPIO_MAX_TOGGLE_STEP 8 + +enum gpio_output_state { + GPIO_LOW = 0, + GPIO_HIGH +}; + +typedef struct gpio_info { + int cp_index; + int gpio_index; +} gpio_info_t; + +struct power_off_method { + enum { + PMIC_GPIO, + } type; + + struct { + struct { + int pin_count; + struct gpio_info info[PMIC_GPIO_MAX_NUMBER]; + int step_count; + uint32_t seq[PMIC_GPIO_MAX_TOGGLE_STEP]; + int delay_ms; + } gpio; + } cfg; +}; + +int marvell_gpio_config(void); +uint32_t marvell_get_io_win_gcr_target(int ap_idx); +uint32_t marvell_get_ccu_gcr_target(int ap_idx); + + +/* + * The functions below are defined as Weak and may be overridden + * in specific Marvell standard platform + */ +int marvell_get_amb_memory_map(struct addr_map_win **win, + uint32_t *size, uintptr_t base); +int marvell_get_io_win_memory_map(int ap_idx, struct addr_map_win **win, + uint32_t *size); +int marvell_get_iob_memory_map(struct addr_map_win **win, + uint32_t *size, uintptr_t base); +int marvell_get_ccu_memory_map(int ap_idx, struct addr_map_win **win, + uint32_t *size); +int system_power_off(void); + +#endif /* ARMADA_COMMON_H */ |