arm-trusted-firmware/drivers/allwinner/sunxi_i2c.c

29 lines
576 B
C

/*
* Copyright (C) 2018 Icenowy Zheng <icenowy@aosc.io>
*
* SPDX-License-Identifier: BSD-3-Clause
* https://spdx.org/licenses
*/
/* This driver provides I2C support for Allwinner sunXi SoCs */
#include <mmio.h>
#define CONFIG_SYS_TCLK 24000000
#define CONFIG_SYS_I2C_SPEED 100000
#define CONFIG_SYS_I2C_SLAVE 0
#define I2C_INTERRUPT_CLEAR_INVERTED
struct mentor_i2c_regs {
uint32_t slave_address;
uint32_t xtnd_slave_addr;
uint32_t data;
uint32_t control;
uint32_t status;
uint32_t baudrate;
uint32_t soft_reset;
};
#include "../mentor/i2c/mi2cv.c"