xref: /openbmc/linux/drivers/gpu/drm/msm/dsi/dsi_cfg.h (revision 2f0f2441b4a10948e2ec042b48fef13680387f7c)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (c) 2015, The Linux Foundation. All rights reserved.
4  */
5 
6 #ifndef __MSM_DSI_CFG_H__
7 #define __MSM_DSI_CFG_H__
8 
9 #include "dsi.h"
10 
11 #define MSM_DSI_VER_MAJOR_V2	0x02
12 #define MSM_DSI_VER_MAJOR_6G	0x03
13 #define MSM_DSI_6G_VER_MINOR_V1_0	0x10000000
14 #define MSM_DSI_6G_VER_MINOR_V1_1	0x10010000
15 #define MSM_DSI_6G_VER_MINOR_V1_1_1	0x10010001
16 #define MSM_DSI_6G_VER_MINOR_V1_2	0x10020000
17 #define MSM_DSI_6G_VER_MINOR_V1_3	0x10030000
18 #define MSM_DSI_6G_VER_MINOR_V1_3_1	0x10030001
19 #define MSM_DSI_6G_VER_MINOR_V1_4_1	0x10040001
20 #define MSM_DSI_6G_VER_MINOR_V2_2_1	0x20020001
21 
22 #define MSM_DSI_V2_VER_MINOR_8064	0x0
23 
24 #define DSI_6G_REG_SHIFT	4
25 
26 struct msm_dsi_config {
27 	u32 io_offset;
28 	struct dsi_reg_config reg_cfg;
29 	const char * const *bus_clk_names;
30 	const int num_bus_clks;
31 	const resource_size_t io_start[DSI_MAX];
32 	const int num_dsi;
33 };
34 
35 struct msm_dsi_host_cfg_ops {
36 	int (*link_clk_enable)(struct msm_dsi_host *msm_host);
37 	void (*link_clk_disable)(struct msm_dsi_host *msm_host);
38 	int (*clk_init_ver)(struct msm_dsi_host *msm_host);
39 	int (*tx_buf_alloc)(struct msm_dsi_host *msm_host, int size);
40 	void* (*tx_buf_get)(struct msm_dsi_host *msm_host);
41 	void (*tx_buf_put)(struct msm_dsi_host *msm_host);
42 	int (*dma_base_get)(struct msm_dsi_host *msm_host, uint64_t *iova);
43 	int (*calc_clk_rate)(struct msm_dsi_host *msm_host, bool is_dual_dsi);
44 };
45 
46 struct msm_dsi_cfg_handler {
47 	u32 major;
48 	u32 minor;
49 	const struct msm_dsi_config *cfg;
50 	const struct msm_dsi_host_cfg_ops *ops;
51 };
52 
53 const struct msm_dsi_cfg_handler *msm_dsi_cfg_get(u32 major, u32 minor);
54 
55 #endif /* __MSM_DSI_CFG_H__ */
56 
57