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