diff options
Diffstat (limited to 'drivers/gpu/drm/msm/dsi/phy/dsi_phy.h')
| -rw-r--r-- | drivers/gpu/drm/msm/dsi/phy/dsi_phy.h | 95 |
1 files changed, 63 insertions, 32 deletions
diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h index 1733f6608a09..3cbf08231492 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h @@ -1,57 +1,71 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2015, The Linux Foundation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #ifndef __DSI_PHY_H__ #define __DSI_PHY_H__ +#include <dt-bindings/clock/qcom,dsi-phy-28nm.h> +#include <linux/clk-provider.h> +#include <linux/delay.h> #include <linux/regulator/consumer.h> #include "dsi.h" -#define dsi_phy_read(offset) msm_readl((offset)) -#define dsi_phy_write(offset, data) msm_writel((data), (offset)) - struct msm_dsi_phy_ops { - int (*init) (struct msm_dsi_phy *phy); - int (*enable)(struct msm_dsi_phy *phy, int src_pll_id, + int (*pll_init)(struct msm_dsi_phy *phy); + int (*enable)(struct msm_dsi_phy *phy, struct msm_dsi_phy_clk_request *clk_req); void (*disable)(struct msm_dsi_phy *phy); + void (*save_pll_state)(struct msm_dsi_phy *phy); + int (*restore_pll_state)(struct msm_dsi_phy *phy); + bool (*set_continuous_clock)(struct msm_dsi_phy *phy, bool enable); + int (*parse_dt_properties)(struct msm_dsi_phy *phy); }; struct msm_dsi_phy_cfg { - enum msm_dsi_phy_type type; - struct dsi_reg_config reg_cfg; + const struct regulator_bulk_data *regulator_data; + int num_regulators; struct msm_dsi_phy_ops ops; - /* - * Each cell {phy_id, pll_id} of the truth table indicates - * if the source PLL selection bit should be set for each PHY. - * Fill default H/W values in illegal cells, eg. cell {0, 1}. - */ - bool src_pll_truthtable[DSI_MAX][DSI_MAX]; + unsigned long min_pll_rate; + unsigned long max_pll_rate; + const resource_size_t io_start[DSI_MAX]; const int num_dsi_phy; + const int quirks; + bool has_phy_regulator; + bool has_phy_lane; }; extern const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_famb_cfgs; extern const struct msm_dsi_phy_cfg dsi_phy_28nm_lp_cfgs; -extern const struct msm_dsi_phy_cfg dsi_phy_20nm_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_28nm_8226_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_28nm_8937_cfgs; extern const struct msm_dsi_phy_cfg dsi_phy_28nm_8960_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_20nm_cfgs; extern const struct msm_dsi_phy_cfg dsi_phy_14nm_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_14nm_6150_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_14nm_660_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_14nm_2290_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_14nm_8953_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_10nm_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_10nm_8998_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_7nm_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_7nm_6375_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_7nm_8150_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_7nm_7280_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_5nm_8350_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_5nm_8450_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_5nm_8775p_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_5nm_sar2130p_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_4nm_8550_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_4nm_8650_cfgs; +extern const struct msm_dsi_phy_cfg dsi_phy_3nm_8750_cfgs; struct msm_dsi_dphy_timing { - u32 clk_pre; - u32 clk_post; u32 clk_zero; u32 clk_trail; u32 clk_prepare; @@ -74,23 +88,38 @@ struct msm_dsi_dphy_timing { u8 hs_halfbyte_en_ckln; }; +#define NUM_PROVIDED_CLKS (DSI_PIXEL_PLL_CLK + 1) + +#define DSI_LANE_MAX 5 + struct msm_dsi_phy { struct platform_device *pdev; void __iomem *base; + void __iomem *pll_base; void __iomem *reg_base; void __iomem *lane_base; + phys_addr_t base_size; + phys_addr_t pll_size; + phys_addr_t reg_size; + phys_addr_t lane_size; int id; - struct clk *ahb_clk; - struct regulator_bulk_data supplies[DSI_DEV_REGULATOR_MAX]; + struct regulator_bulk_data *supplies; struct msm_dsi_dphy_timing timing; const struct msm_dsi_phy_cfg *cfg; + void *tuning_cfg; enum msm_dsi_phy_usecase usecase; bool regulator_ldo_mode; + bool cphy_mode; - struct msm_dsi_pll *pll; + struct clk_hw *vco_hw; + bool pll_on; + + struct clk_hw_onecell_data *provided_clocks; + + bool state_saved; }; /* @@ -100,9 +129,11 @@ int msm_dsi_dphy_timing_calc(struct msm_dsi_dphy_timing *timing, struct msm_dsi_phy_clk_request *clk_req); int msm_dsi_dphy_timing_calc_v2(struct msm_dsi_dphy_timing *timing, struct msm_dsi_phy_clk_request *clk_req); -void msm_dsi_phy_set_src_pll(struct msm_dsi_phy *phy, int pll_id, u32 reg, - u32 bit_mask); -int msm_dsi_phy_init_common(struct msm_dsi_phy *phy); +int msm_dsi_dphy_timing_calc_v3(struct msm_dsi_dphy_timing *timing, + struct msm_dsi_phy_clk_request *clk_req); +int msm_dsi_dphy_timing_calc_v4(struct msm_dsi_dphy_timing *timing, + struct msm_dsi_phy_clk_request *clk_req); +int msm_dsi_cphy_timing_calc_v4(struct msm_dsi_dphy_timing *timing, + struct msm_dsi_phy_clk_request *clk_req); #endif /* __DSI_PHY_H__ */ - |