/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __I2C_OMAP_H__ #define __I2C_OMAP_H__ #include <linux/platform_device.h> /* * Version 2 of the I2C peripheral unit has a different register * layout and extra registers. The ID register in the V2 peripheral * unit on the OMAP4430 reports the same ID as the V1 peripheral * unit on the OMAP3530, so we must inform the driver which IP * version we know it is running on from platform / cpu-specific * code using these constants in the hwmod class definition. */ #define OMAP_I2C_IP_VERSION_1 … #define OMAP_I2C_IP_VERSION_2 … /* struct omap_i2c_bus_platform_data .flags meanings */ #define OMAP_I2C_FLAG_NO_FIFO … #define OMAP_I2C_FLAG_SIMPLE_CLOCK … #define OMAP_I2C_FLAG_16BIT_DATA_REG … #define OMAP_I2C_FLAG_ALWAYS_ARMXOR_CLK … #define OMAP_I2C_FLAG_FORCE_19200_INT_CLK … /* how the CPU address bus must be translated for I2C unit access */ #define OMAP_I2C_FLAG_BUS_SHIFT_NONE … #define OMAP_I2C_FLAG_BUS_SHIFT_1 … #define OMAP_I2C_FLAG_BUS_SHIFT_2 … #define OMAP_I2C_FLAG_BUS_SHIFT__SHIFT … struct omap_i2c_bus_platform_data { … }; #endif
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