arm-trusted-firmware/drivers/marvell/i2c/a8k_i2c.c

34 lines
704 B
C

/*
* Copyright (C) 2018 Marvell International Ltd.
*
* SPDX-License-Identifier: BSD-3-Clause
* https://spdx.org/licenses
*/
/* This driver provides I2C support for Marvell A8K and compatible SoCs */
#include <mmio.h>
#define CONFIG_SYS_TCLK 250000000
#define CONFIG_SYS_I2C_SPEED 100000
#define CONFIG_SYS_I2C_SLAVE 0x0
#define I2C_CAN_UNSTUCK
struct mentor_i2c_regs {
uint32_t slave_address;
uint32_t data;
uint32_t control;
union {
uint32_t status; /* when reading */
uint32_t baudrate; /* when writing */
};
uint32_t xtnd_slave_addr;
uint32_t reserved[2];
uint32_t soft_reset;
uint8_t reserved2[0xa0 - 0x20];
uint32_t unstuck;
};
#include "../../mentor/i2c/mi2cv.c"