| 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
|---|---|
| 2 | /* |
| 3 | * Copyright (C) 2023 Loongson Technology Corporation Limited |
| 4 | */ |
| 5 | |
| 6 | #ifndef __LSDC_I2C_H__ |
| 7 | #define __LSDC_I2C_H__ |
| 8 | |
| 9 | #include <linux/i2c.h> |
| 10 | #include <linux/i2c-algo-bit.h> |
| 11 | |
| 12 | struct lsdc_i2c { |
| 13 | struct i2c_adapter adapter; |
| 14 | struct i2c_algo_bit_data bit; |
| 15 | struct drm_device *ddev; |
| 16 | void __iomem *dir_reg; |
| 17 | void __iomem *dat_reg; |
| 18 | /* pin bit mask */ |
| 19 | u8 sda; |
| 20 | u8 scl; |
| 21 | }; |
| 22 | |
| 23 | struct lsdc_display_pipe; |
| 24 | |
| 25 | int lsdc_create_i2c_chan(struct drm_device *ddev, |
| 26 | struct lsdc_display_pipe *dispipe, |
| 27 | unsigned int index); |
| 28 | |
| 29 | #endif |
| 30 |