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