xref: /linux/drivers/gpu/drm/i915/display/intel_pps_regs.h (revision a1ff5a7d78a036d6c2178ee5acd6ba4946243800)
1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright © 2023 Intel Corporation
4  */
5 
6 #ifndef __INTEL_PPS_REGS_H__
7 #define __INTEL_PPS_REGS_H__
8 
9 #include "intel_display_conversion.h"
10 #include "intel_display_reg_defs.h"
11 
12 /* Panel power sequencing */
13 #define PPS_BASE			0x61200
14 #define VLV_PPS_BASE			(VLV_DISPLAY_BASE + PPS_BASE)
15 #define PCH_PPS_BASE			0xC7200
16 
17 #define _MMIO_PPS(dev_priv, pps_idx, reg) \
18 	_MMIO(__to_intel_display(dev_priv)->pps.mmio_base - PPS_BASE + (reg) + (pps_idx) * 0x100)
19 
20 #define _PP_STATUS			0x61200
21 #define PP_STATUS(dev_priv, pps_idx)	_MMIO_PPS(dev_priv, pps_idx, _PP_STATUS)
22 #define   PP_ON				REG_BIT(31)
23 /*
24  * Indicates that all dependencies of the panel are on:
25  *
26  * - PLL enabled
27  * - pipe enabled
28  * - LVDS/DVOB/DVOC on
29  */
30 #define   PP_READY			REG_BIT(30)
31 #define   PP_SEQUENCE_MASK		REG_GENMASK(29, 28)
32 #define   PP_SEQUENCE_NONE		REG_FIELD_PREP(PP_SEQUENCE_MASK, 0)
33 #define   PP_SEQUENCE_POWER_UP		REG_FIELD_PREP(PP_SEQUENCE_MASK, 1)
34 #define   PP_SEQUENCE_POWER_DOWN	REG_FIELD_PREP(PP_SEQUENCE_MASK, 2)
35 #define   PP_CYCLE_DELAY_ACTIVE		REG_BIT(27)
36 #define   PP_SEQUENCE_STATE_MASK	REG_GENMASK(3, 0)
37 #define   PP_SEQUENCE_STATE_OFF_IDLE	REG_FIELD_PREP(PP_SEQUENCE_STATE_MASK, 0x0)
38 #define   PP_SEQUENCE_STATE_OFF_S0_1	REG_FIELD_PREP(PP_SEQUENCE_STATE_MASK, 0x1)
39 #define   PP_SEQUENCE_STATE_OFF_S0_2	REG_FIELD_PREP(PP_SEQUENCE_STATE_MASK, 0x2)
40 #define   PP_SEQUENCE_STATE_OFF_S0_3	REG_FIELD_PREP(PP_SEQUENCE_STATE_MASK, 0x3)
41 #define   PP_SEQUENCE_STATE_ON_IDLE	REG_FIELD_PREP(PP_SEQUENCE_STATE_MASK, 0x8)
42 #define   PP_SEQUENCE_STATE_ON_S1_1	REG_FIELD_PREP(PP_SEQUENCE_STATE_MASK, 0x9)
43 #define   PP_SEQUENCE_STATE_ON_S1_2	REG_FIELD_PREP(PP_SEQUENCE_STATE_MASK, 0xa)
44 #define   PP_SEQUENCE_STATE_ON_S1_3	REG_FIELD_PREP(PP_SEQUENCE_STATE_MASK, 0xb)
45 #define   PP_SEQUENCE_STATE_RESET	REG_FIELD_PREP(PP_SEQUENCE_STATE_MASK, 0xf)
46 
47 #define _PP_CONTROL			0x61204
48 #define PP_CONTROL(dev_priv, pps_idx)	_MMIO_PPS(dev_priv, pps_idx, _PP_CONTROL)
49 #define  PANEL_UNLOCK_MASK		REG_GENMASK(31, 16)
50 #define  PANEL_UNLOCK_REGS		REG_FIELD_PREP(PANEL_UNLOCK_MASK, 0xabcd)
51 #define  BXT_POWER_CYCLE_DELAY_MASK	REG_GENMASK(8, 4)
52 #define  EDP_FORCE_VDD			REG_BIT(3)
53 #define  EDP_BLC_ENABLE			REG_BIT(2)
54 #define  PANEL_POWER_RESET		REG_BIT(1)
55 #define  PANEL_POWER_ON			REG_BIT(0)
56 
57 #define _PP_ON_DELAYS			0x61208
58 #define PP_ON_DELAYS(dev_priv, pps_idx)	_MMIO_PPS(dev_priv, pps_idx, _PP_ON_DELAYS)
59 #define  PANEL_PORT_SELECT_MASK		REG_GENMASK(31, 30)
60 #define  PANEL_PORT_SELECT_LVDS		REG_FIELD_PREP(PANEL_PORT_SELECT_MASK, 0)
61 #define  PANEL_PORT_SELECT_DPA		REG_FIELD_PREP(PANEL_PORT_SELECT_MASK, 1)
62 #define  PANEL_PORT_SELECT_DPC		REG_FIELD_PREP(PANEL_PORT_SELECT_MASK, 2)
63 #define  PANEL_PORT_SELECT_DPD		REG_FIELD_PREP(PANEL_PORT_SELECT_MASK, 3)
64 #define  PANEL_PORT_SELECT_VLV(port)	REG_FIELD_PREP(PANEL_PORT_SELECT_MASK, port)
65 #define  PANEL_POWER_UP_DELAY_MASK	REG_GENMASK(28, 16)
66 #define  PANEL_LIGHT_ON_DELAY_MASK	REG_GENMASK(12, 0)
67 
68 #define _PP_OFF_DELAYS			0x6120C
69 #define PP_OFF_DELAYS(dev_priv, pps_idx)	_MMIO_PPS(dev_priv, pps_idx, _PP_OFF_DELAYS)
70 #define  PANEL_POWER_DOWN_DELAY_MASK	REG_GENMASK(28, 16)
71 #define  PANEL_LIGHT_OFF_DELAY_MASK	REG_GENMASK(12, 0)
72 
73 #define _PP_DIVISOR			0x61210
74 #define PP_DIVISOR(dev_priv, pps_idx)	_MMIO_PPS(dev_priv, pps_idx, _PP_DIVISOR)
75 #define  PP_REFERENCE_DIVIDER_MASK	REG_GENMASK(31, 8)
76 #define  PANEL_POWER_CYCLE_DELAY_MASK	REG_GENMASK(4, 0)
77 
78 #endif /* __INTEL_PPS_REGS_H__ */
79