1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2015, The Linux Foundation. All rights reserved.
9 #include <linux/regulator/consumer.h>
13 #define dsi_phy_read(offset) msm_readl((offset))
14 #define dsi_phy_write(offset, data) msm_writel((data), (offset))
16 /* v3.0.0 10nm implementation that requires the old timings settings */
17 #define V3_0_0_10NM_OLD_TIMINGS_QUIRK BIT(0)
19 struct msm_dsi_phy_ops {
20 int (*init) (struct msm_dsi_phy *phy);
21 int (*enable)(struct msm_dsi_phy *phy, int src_pll_id,
22 struct msm_dsi_phy_clk_request *clk_req);
23 void (*disable)(struct msm_dsi_phy *phy);
26 struct msm_dsi_phy_cfg {
27 enum msm_dsi_phy_type type;
28 struct dsi_reg_config reg_cfg;
29 struct msm_dsi_phy_ops ops;
32 * Each cell {phy_id, pll_id} of the truth table indicates
33 * if the source PLL selection bit should be set for each PHY.
34 * Fill default H/W values in illegal cells, eg. cell {0, 1}.
36 bool src_pll_truthtable[DSI_MAX][DSI_MAX];
37 const resource_size_t io_start[DSI_MAX];
38 const int num_dsi_phy;
42 extern const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_cfgs;
43 extern const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_famb_cfgs;
44 extern const struct msm_dsi_phy_cfg dsi_phy_28nm_lp_cfgs;
45 extern const struct msm_dsi_phy_cfg dsi_phy_20nm_cfgs;
46 extern const struct msm_dsi_phy_cfg dsi_phy_28nm_8960_cfgs;
47 extern const struct msm_dsi_phy_cfg dsi_phy_14nm_cfgs;
48 extern const struct msm_dsi_phy_cfg dsi_phy_14nm_660_cfgs;
49 extern const struct msm_dsi_phy_cfg dsi_phy_10nm_cfgs;
50 extern const struct msm_dsi_phy_cfg dsi_phy_10nm_8998_cfgs;
51 extern const struct msm_dsi_phy_cfg dsi_phy_7nm_cfgs;
52 extern const struct msm_dsi_phy_cfg dsi_phy_7nm_8150_cfgs;
54 struct msm_dsi_dphy_timing {
67 struct msm_dsi_phy_shared_timings shared_timings;
74 u8 hs_halfbyte_en_ckln;
78 struct platform_device *pdev;
80 void __iomem *reg_base;
81 void __iomem *lane_base;
85 struct regulator_bulk_data supplies[DSI_DEV_REGULATOR_MAX];
87 struct msm_dsi_dphy_timing timing;
88 const struct msm_dsi_phy_cfg *cfg;
90 enum msm_dsi_phy_usecase usecase;
91 bool regulator_ldo_mode;
93 struct msm_dsi_pll *pll;
97 * PHY internal functions
99 int msm_dsi_dphy_timing_calc(struct msm_dsi_dphy_timing *timing,
100 struct msm_dsi_phy_clk_request *clk_req);
101 int msm_dsi_dphy_timing_calc_v2(struct msm_dsi_dphy_timing *timing,
102 struct msm_dsi_phy_clk_request *clk_req);
103 int msm_dsi_dphy_timing_calc_v3(struct msm_dsi_dphy_timing *timing,
104 struct msm_dsi_phy_clk_request *clk_req);
105 int msm_dsi_dphy_timing_calc_v4(struct msm_dsi_dphy_timing *timing,
106 struct msm_dsi_phy_clk_request *clk_req);
107 void msm_dsi_phy_set_src_pll(struct msm_dsi_phy *phy, int pll_id, u32 reg,
109 int msm_dsi_phy_init_common(struct msm_dsi_phy *phy);
111 #endif /* __DSI_PHY_H__ */