1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Copyright (C) 2021-2023 Digiteq Automotive 4 * author: Martin Tuma <[email protected]> 5 */ 6 7 #ifndef __MGB4_CORE_H__ 8 #define __MGB4_CORE_H__ 9 10 #include <linux/spi/flash.h> 11 #include <linux/mtd/partitions.h> 12 #include <linux/mutex.h> 13 #include <linux/dmaengine.h> 14 #include "mgb4_regs.h" 15 16 #define MGB4_HW_FREQ 125000000 17 18 #define MGB4_VIN_DEVICES 2 19 #define MGB4_VOUT_DEVICES 2 20 21 #define MGB4_IS_GMSL(mgbdev) \ 22 ((mgbdev)->module_version >> 4 == 2) 23 #define MGB4_IS_FPDL3(mgbdev) \ 24 ((mgbdev)->module_version >> 4 == 1) 25 26 struct mgb4_dma_channel { 27 struct dma_chan *chan; 28 struct completion req_compl; 29 }; 30 31 struct mgb4_dev { 32 struct pci_dev *pdev; 33 struct platform_device *xdev; 34 struct mgb4_vin_dev *vin[MGB4_VIN_DEVICES]; 35 struct mgb4_vout_dev *vout[MGB4_VOUT_DEVICES]; 36 37 struct mgb4_dma_channel c2h_chan[MGB4_VIN_DEVICES]; 38 struct mgb4_dma_channel h2c_chan[MGB4_VOUT_DEVICES]; 39 struct dma_slave_map slave_map[MGB4_VIN_DEVICES + MGB4_VOUT_DEVICES]; 40 41 struct mgb4_regs video; 42 struct mgb4_regs cmt; 43 44 struct clk_hw *i2c_clk; 45 struct clk_lookup *i2c_cl; 46 struct platform_device *i2c_pdev; 47 struct i2c_adapter *i2c_adap; 48 struct mutex i2c_lock; /* I2C bus access lock */ 49 50 struct platform_device *spi_pdev; 51 struct flash_platform_data flash_data; 52 struct mtd_partition partitions[2]; 53 char flash_name[16]; 54 char fw_part_name[16]; 55 char data_part_name[16]; 56 char channel_names[MGB4_VIN_DEVICES + MGB4_VOUT_DEVICES][16]; 57 58 struct iio_dev *indio_dev; 59 #if IS_REACHABLE(CONFIG_HWMON) 60 struct device *hwmon_dev; 61 #endif 62 63 unsigned long io_reconfig; 64 65 u8 module_version; 66 u32 serial_number; 67 68 struct dentry *debugfs; 69 }; 70 71 #endif 72