1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
4 * Author:
5 *      Sandy Huang <hjc@rock-chips.com>
6 *      Mark Yao <mark.yao@rock-chips.com>
7 */
8
9#ifndef _ROCKCHIP_LVDS_
10#define _ROCKCHIP_LVDS_
11
12#define RK3288_LVDS_CH0_REG0			0x00
13#define RK3288_LVDS_CH0_REG0_LVDS_EN		BIT(7)
14#define RK3288_LVDS_CH0_REG0_TTL_EN		BIT(6)
15#define RK3288_LVDS_CH0_REG0_LANECK_EN		BIT(5)
16#define RK3288_LVDS_CH0_REG0_LANE4_EN		BIT(4)
17#define RK3288_LVDS_CH0_REG0_LANE3_EN		BIT(3)
18#define RK3288_LVDS_CH0_REG0_LANE2_EN		BIT(2)
19#define RK3288_LVDS_CH0_REG0_LANE1_EN		BIT(1)
20#define RK3288_LVDS_CH0_REG0_LANE0_EN		BIT(0)
21
22#define RK3288_LVDS_CH0_REG1			0x04
23#define RK3288_LVDS_CH0_REG1_LANECK_BIAS	BIT(5)
24#define RK3288_LVDS_CH0_REG1_LANE4_BIAS		BIT(4)
25#define RK3288_LVDS_CH0_REG1_LANE3_BIAS		BIT(3)
26#define RK3288_LVDS_CH0_REG1_LANE2_BIAS		BIT(2)
27#define RK3288_LVDS_CH0_REG1_LANE1_BIAS		BIT(1)
28#define RK3288_LVDS_CH0_REG1_LANE0_BIAS		BIT(0)
29
30#define RK3288_LVDS_CH0_REG2			0x08
31#define RK3288_LVDS_CH0_REG2_RESERVE_ON		BIT(7)
32#define RK3288_LVDS_CH0_REG2_LANECK_LVDS_MODE	BIT(6)
33#define RK3288_LVDS_CH0_REG2_LANE4_LVDS_MODE	BIT(5)
34#define RK3288_LVDS_CH0_REG2_LANE3_LVDS_MODE	BIT(4)
35#define RK3288_LVDS_CH0_REG2_LANE2_LVDS_MODE	BIT(3)
36#define RK3288_LVDS_CH0_REG2_LANE1_LVDS_MODE	BIT(2)
37#define RK3288_LVDS_CH0_REG2_LANE0_LVDS_MODE	BIT(1)
38#define RK3288_LVDS_CH0_REG2_PLL_FBDIV8		BIT(0)
39
40#define RK3288_LVDS_CH0_REG3			0x0c
41#define RK3288_LVDS_CH0_REG3_PLL_FBDIV_MASK	0xff
42
43#define RK3288_LVDS_CH0_REG4			0x10
44#define RK3288_LVDS_CH0_REG4_LANECK_TTL_MODE	BIT(5)
45#define RK3288_LVDS_CH0_REG4_LANE4_TTL_MODE	BIT(4)
46#define RK3288_LVDS_CH0_REG4_LANE3_TTL_MODE	BIT(3)
47#define RK3288_LVDS_CH0_REG4_LANE2_TTL_MODE	BIT(2)
48#define RK3288_LVDS_CH0_REG4_LANE1_TTL_MODE	BIT(1)
49#define RK3288_LVDS_CH0_REG4_LANE0_TTL_MODE	BIT(0)
50
51#define RK3288_LVDS_CH0_REG5			0x14
52#define RK3288_LVDS_CH0_REG5_LANECK_TTL_DATA	BIT(5)
53#define RK3288_LVDS_CH0_REG5_LANE4_TTL_DATA	BIT(4)
54#define RK3288_LVDS_CH0_REG5_LANE3_TTL_DATA	BIT(3)
55#define RK3288_LVDS_CH0_REG5_LANE2_TTL_DATA	BIT(2)
56#define RK3288_LVDS_CH0_REG5_LANE1_TTL_DATA	BIT(1)
57#define RK3288_LVDS_CH0_REG5_LANE0_TTL_DATA	BIT(0)
58
59#define RK3288_LVDS_CFG_REGC			0x30
60#define RK3288_LVDS_CFG_REGC_PLL_ENABLE		0x00
61#define RK3288_LVDS_CFG_REGC_PLL_DISABLE	0xff
62
63#define RK3288_LVDS_CH0_REGD			0x34
64#define RK3288_LVDS_CH0_REGD_PLL_PREDIV_MASK	0x1f
65
66#define RK3288_LVDS_CH0_REG20			0x80
67#define RK3288_LVDS_CH0_REG20_MSB		0x45
68#define RK3288_LVDS_CH0_REG20_LSB		0x44
69
70#define RK3288_LVDS_CFG_REG21			0x84
71#define RK3288_LVDS_CFG_REG21_TX_ENABLE		0x92
72#define RK3288_LVDS_CFG_REG21_TX_DISABLE	0x00
73#define RK3288_LVDS_CH1_OFFSET			0x100
74
75#define RK3288_LVDS_GRF_SOC_CON6		0x025C
76#define RK3288_LVDS_GRF_SOC_CON7		0x0260
77
78/* fbdiv value is split over 2 registers, with bit8 in reg2 */
79#define RK3288_LVDS_PLL_FBDIV_REG2(_fbd) \
80		(_fbd & BIT(8) ? RK3288_LVDS_CH0_REG2_PLL_FBDIV8 : 0)
81#define RK3288_LVDS_PLL_FBDIV_REG3(_fbd) \
82		(_fbd & RK3288_LVDS_CH0_REG3_PLL_FBDIV_MASK)
83#define RK3288_LVDS_PLL_PREDIV_REGD(_pd) \
84		(_pd & RK3288_LVDS_CH0_REGD_PLL_PREDIV_MASK)
85
86#define RK3288_LVDS_SOC_CON6_SEL_VOP_LIT	BIT(3)
87
88#define LVDS_FMT_MASK				(0x07 << 16)
89#define LVDS_MSB				BIT(3)
90#define LVDS_DUAL				BIT(4)
91#define LVDS_FMT_1				BIT(5)
92#define LVDS_TTL_EN				BIT(6)
93#define LVDS_START_PHASE_RST_1			BIT(7)
94#define LVDS_DCLK_INV				BIT(8)
95#define LVDS_CH0_EN				BIT(11)
96#define LVDS_CH1_EN				BIT(12)
97#define LVDS_PWRDN				BIT(15)
98
99#define LVDS_24BIT				(0 << 1)
100#define LVDS_18BIT				(1 << 1)
101#define LVDS_FORMAT_VESA			(0 << 0)
102#define LVDS_FORMAT_JEIDA			(1 << 0)
103
104#define LVDS_VESA_24				0
105#define LVDS_JEIDA_24				1
106#define LVDS_VESA_18				2
107#define LVDS_JEIDA_18				3
108
109#define HIWORD_UPDATE(v, h, l)  ((GENMASK(h, l) << 16) | ((v) << (l)))
110
111#define PX30_LVDS_GRF_PD_VO_CON0		0x434
112#define   PX30_LVDS_TIE_CLKS(val)		HIWORD_UPDATE(val,  8,  8)
113#define   PX30_LVDS_INVERT_CLKS(val)		HIWORD_UPDATE(val,  9,  9)
114#define   PX30_LVDS_INVERT_DCLK(val)		HIWORD_UPDATE(val,  5,  5)
115
116#define PX30_LVDS_GRF_PD_VO_CON1		0x438
117#define   PX30_LVDS_FORMAT(val)			HIWORD_UPDATE(val, 14, 13)
118#define   PX30_LVDS_MODE_EN(val)		HIWORD_UPDATE(val, 12, 12)
119#define   PX30_LVDS_MSBSEL(val)			HIWORD_UPDATE(val, 11, 11)
120#define   PX30_LVDS_P2S_EN(val)			HIWORD_UPDATE(val,  6,  6)
121#define   PX30_LVDS_VOP_SEL(val)		HIWORD_UPDATE(val,  1,  1)
122
123#endif /* _ROCKCHIP_LVDS_ */
124