1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Copyright (C) 2012 Samsung Electronics
4  *
5  * Author: InKi Dae <inki.dae@samsung.com>
6  * Author: Donghwa Lee <dh09.lee@samsung.com>
7  */
8 
9 #ifndef _EXYNOS_MIPI_DSI_LOWLEVEL_H
10 #define _EXYNOS_MIPI_DSI_LOWLEVEL_H
11 
12 void exynos_mipi_dsi_register(struct mipi_dsim_device *dsim);
13 void exynos_mipi_dsi_func_reset(struct mipi_dsim_device *dsim);
14 void exynos_mipi_dsi_sw_reset(struct mipi_dsim_device *dsim);
15 void exynos_mipi_dsi_sw_release(struct mipi_dsim_device *dsim);
16 void exynos_mipi_dsi_set_interrupt_mask(struct mipi_dsim_device *dsim,
17 	unsigned int mode, unsigned int mask);
18 void exynos_mipi_dsi_set_data_lane_number(struct mipi_dsim_device *dsim,
19 					unsigned int count);
20 void exynos_mipi_dsi_init_fifo_pointer(struct mipi_dsim_device *dsim,
21 					unsigned int cfg);
22 void exynos_mipi_dsi_set_phy_tunning(struct mipi_dsim_device *dsim,
23 				unsigned int value);
24 void exynos_mipi_dsi_set_phy_tunning(struct mipi_dsim_device *dsim,
25 				unsigned int value);
26 void exynos_mipi_dsi_set_main_disp_resol(struct mipi_dsim_device *dsim,
27 		unsigned int width_resol, unsigned int height_resol);
28 void exynos_mipi_dsi_set_main_disp_vporch(struct mipi_dsim_device *dsim,
29 	unsigned int cmd_allow, unsigned int vfront, unsigned int vback);
30 void exynos_mipi_dsi_set_main_disp_hporch(struct mipi_dsim_device *dsim,
31 			unsigned int front, unsigned int back);
32 void exynos_mipi_dsi_set_main_disp_sync_area(struct mipi_dsim_device *dsim,
33 				unsigned int vert, unsigned int hori);
34 void exynos_mipi_dsi_set_sub_disp_resol(struct mipi_dsim_device *dsim,
35 				unsigned int vert, unsigned int hori);
36 void exynos_mipi_dsi_init_config(struct mipi_dsim_device *dsim);
37 void exynos_mipi_dsi_display_config(struct mipi_dsim_device *dsim,
38 				struct mipi_dsim_config *dsim_config);
39 void exynos_mipi_dsi_set_data_lane_number(struct mipi_dsim_device *dsim,
40 				unsigned int count);
41 void exynos_mipi_dsi_enable_lane(struct mipi_dsim_device *dsim,
42 			unsigned int lane, unsigned int enable);
43 void exynos_mipi_dsi_enable_afc(struct mipi_dsim_device *dsim,
44 			unsigned int enable, unsigned int afc_code);
45 void exynos_mipi_dsi_enable_pll_bypass(struct mipi_dsim_device *dsim,
46 				unsigned int enable);
47 void exynos_mipi_dsi_pll_freq_band(struct mipi_dsim_device *dsim,
48 				unsigned int freq_band);
49 void exynos_mipi_dsi_pll_freq(struct mipi_dsim_device *dsim,
50 			unsigned int pre_divider, unsigned int main_divider,
51 			unsigned int scaler);
52 void exynos_mipi_dsi_pll_stable_time(struct mipi_dsim_device *dsim,
53 			unsigned int lock_time);
54 void exynos_mipi_dsi_enable_pll(struct mipi_dsim_device *dsim,
55 					unsigned int enable);
56 void exynos_mipi_dsi_set_byte_clock_src(struct mipi_dsim_device *dsim,
57 					unsigned int src);
58 void exynos_mipi_dsi_enable_byte_clock(struct mipi_dsim_device *dsim,
59 					unsigned int enable);
60 void exynos_mipi_dsi_set_esc_clk_prs(struct mipi_dsim_device *dsim,
61 				unsigned int enable, unsigned int prs_val);
62 void exynos_mipi_dsi_enable_esc_clk_on_lane(struct mipi_dsim_device *dsim,
63 				unsigned int lane_sel, unsigned int enable);
64 void exynos_mipi_dsi_force_dphy_stop_state(struct mipi_dsim_device *dsim,
65 				unsigned int enable);
66 unsigned int exynos_mipi_dsi_is_lane_state(struct mipi_dsim_device *dsim);
67 void exynos_mipi_dsi_set_stop_state_counter(struct mipi_dsim_device *dsim,
68 				unsigned int cnt_val);
69 void exynos_mipi_dsi_set_bta_timeout(struct mipi_dsim_device *dsim,
70 				unsigned int timeout);
71 void exynos_mipi_dsi_set_lpdr_timeout(struct mipi_dsim_device *dsim,
72 				unsigned int timeout);
73 void exynos_mipi_dsi_set_lcdc_transfer_mode(struct mipi_dsim_device *dsim,
74 					unsigned int lp);
75 void exynos_mipi_dsi_set_cpu_transfer_mode(struct mipi_dsim_device *dsim,
76 					unsigned int lp);
77 void exynos_mipi_dsi_enable_hs_clock(struct mipi_dsim_device *dsim,
78 				unsigned int enable);
79 void exynos_mipi_dsi_dp_dn_swap(struct mipi_dsim_device *dsim,
80 				unsigned int swap_en);
81 void exynos_mipi_dsi_hs_zero_ctrl(struct mipi_dsim_device *dsim,
82 				unsigned int hs_zero);
83 void exynos_mipi_dsi_prep_ctrl(struct mipi_dsim_device *dsim,
84 				unsigned int prep);
85 void exynos_mipi_dsi_clear_interrupt(struct mipi_dsim_device *dsim);
86 void exynos_mipi_dsi_clear_all_interrupt(struct mipi_dsim_device *dsim);
87 unsigned int exynos_mipi_dsi_is_pll_stable(struct mipi_dsim_device *dsim);
88 unsigned int exynos_mipi_dsi_get_fifo_state(struct mipi_dsim_device *dsim);
89 unsigned int _exynos_mipi_dsi_get_frame_done_status(struct mipi_dsim_device
90 						*dsim);
91 void _exynos_mipi_dsi_clear_frame_done(struct mipi_dsim_device *dsim);
92 void exynos_mipi_dsi_wr_tx_header(struct mipi_dsim_device *dsim,
93 		unsigned int di, const unsigned char data0, const unsigned char data1);
94 void exynos_mipi_dsi_wr_tx_data(struct mipi_dsim_device *dsim,
95 		unsigned int tx_data);
96 
97 #endif /* _EXYNOS_MIPI_DSI_LOWLEVEL_H */
98