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/*
* 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 */
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