xref: /OK3568_Linux_fs/kernel/drivers/media/i2c/lt8619c.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (c) 2021 Rockchip Electronics Co. Ltd.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Author: Dingxian Wen <shawn.wen@rock-chips.com>
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef _LT8619C_H
9*4882a593Smuzhiyun #define _LT8619C_H
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun /* --------------- configuration -------------------- */
12*4882a593Smuzhiyun #define CLK_SRC			XTAL_CLK
13*4882a593Smuzhiyun #define REF_RESISTANCE		EXT_RESISTANCE
14*4882a593Smuzhiyun #define CP_CONVERT_MODE		HDPC
15*4882a593Smuzhiyun #define YUV_COLORDEPTH		OUTPUT_16BIT_LOW
16*4882a593Smuzhiyun #define BT_TX_SYNC_POL		BT_TX_SYNC_POSITIVE
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun /* -------------------------------------------------- */
19*4882a593Smuzhiyun #define LT8619C_CHIPID		0x1604B0
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #define EDID_NUM_BLOCKS_MAX	2
22*4882a593Smuzhiyun #define EDID_BLOCK_SIZE		128
23*4882a593Smuzhiyun #define POLL_INTERVAL_MS	1000
24*4882a593Smuzhiyun #define lt8619c_PIXEL_RATE	400000000
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun #define BANK_REG		0xff
27*4882a593Smuzhiyun #define BANK_60			0x60
28*4882a593Smuzhiyun #define BANK_80			0x80
29*4882a593Smuzhiyun #define CHIPID_REG_H		0x00
30*4882a593Smuzhiyun #define CHIPID_REG_M		0x01
31*4882a593Smuzhiyun #define CHIPID_REG_L		0x02
32*4882a593Smuzhiyun #define LT8619C_MAX_REGISTER	0xff
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun #define WAIT_MAX_TIMES		10
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun #define BT656_OUTPUT		0x04
37*4882a593Smuzhiyun #define BT1120_OUTPUT		0x03
38*4882a593Smuzhiyun #define BT1120_8BIT_OUTPUT	0x05
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun #define BT_TX_SYNC_POSITIVE	0x30
41*4882a593Smuzhiyun #define BT_TX_SYNC_NEGATIVE	0x00
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun #define PROGRESSIVE_INDICATOR	0x00
44*4882a593Smuzhiyun #define INTERLACE_INDICATOR	0x08
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun /* 0x08: Use xtal clk; 0x18: Use internal clk */
47*4882a593Smuzhiyun #define XTAL_CLK		0x08
48*4882a593Smuzhiyun #define INT_CLK			0x18
49*4882a593Smuzhiyun 
50*4882a593Smuzhiyun  /* internal resistance */
51*4882a593Smuzhiyun #define INT_RESISTANCE		0x88
52*4882a593Smuzhiyun /* external resistance(Pin 16 - REXT, 2K resistance) */
53*4882a593Smuzhiyun #define EXT_RESISTANCE		0x80
54*4882a593Smuzhiyun 
55*4882a593Smuzhiyun #define CLK_SDRMODE		0
56*4882a593Smuzhiyun  /* CLK divided by 2 */
57*4882a593Smuzhiyun #define CLK_DDRMODE		1
58*4882a593Smuzhiyun 
59*4882a593Smuzhiyun #define SDTV			0x00
60*4882a593Smuzhiyun #define SDPC			0x10
61*4882a593Smuzhiyun #define HDTV			0x20
62*4882a593Smuzhiyun #define HDPC			0x30
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun /*
65*4882a593Smuzhiyun  * enable
66*4882a593Smuzhiyun  * D0 ~ D7  Y ; D8 ~ D15  C
67*4882a593Smuzhiyun  * D8 ~ D15 Y ; D16 ~ D23 C
68*4882a593Smuzhiyun  */
69*4882a593Smuzhiyun #define YC_SWAP_EN		0x08
70*4882a593Smuzhiyun /*
71*4882a593Smuzhiyun  * disable
72*4882a593Smuzhiyun  * D0 ~ D7  C ; D8 ~ D15  Y
73*4882a593Smuzhiyun  * D8 ~ D15 C ; D16 ~ D23 Y
74*4882a593Smuzhiyun  */
75*4882a593Smuzhiyun #define YC_SWAP_DIS		0x00
76*4882a593Smuzhiyun 
77*4882a593Smuzhiyun /*
78*4882a593Smuzhiyun  * BT1120 24bit / BT656 12bit
79*4882a593Smuzhiyun  * when YC_SWAP_EN:
80*4882a593Smuzhiyun  * BT656 12bit D0 ~ D11
81*4882a593Smuzhiyun  * BT1120 24bit : D0 ~ D11 Y ; D12 ~ D23 C
82*4882a593Smuzhiyun  * when YC_SWAP_DIS:
83*4882a593Smuzhiyun  * BT656 12bit D12 ~ D23
84*4882a593Smuzhiyun  * BT1120 24bit : D0 ~ D11 C ; D12 ~ D23 Y
85*4882a593Smuzhiyun  */
86*4882a593Smuzhiyun #define OUTPUT_24BIT		0x00
87*4882a593Smuzhiyun 
88*4882a593Smuzhiyun /*
89*4882a593Smuzhiyun  * BT1120 20bit / BT656 10bit
90*4882a593Smuzhiyun  * when YC_SWAP_EN:
91*4882a593Smuzhiyun  * BT656 10bit D4 ~ D13
92*4882a593Smuzhiyun  * BT1120 20bit : D4 ~ D13 Y ; D14 ~ D23 C
93*4882a593Smuzhiyun  * when YC_SWAP_DIS:
94*4882a593Smuzhiyun  * BT656 10bit D14 ~ D23
95*4882a593Smuzhiyun  * BT1120 20bit : D4 ~ D13 C ; D14 ~ D23 Y
96*4882a593Smuzhiyun  */
97*4882a593Smuzhiyun #define OUTPUT_20BIT_HIGH	0x04
98*4882a593Smuzhiyun /*
99*4882a593Smuzhiyun  * when YC_SWAP_EN:
100*4882a593Smuzhiyun  * BT656 10bit D0 ~ D9
101*4882a593Smuzhiyun  * BT1120 20bit : D0 ~ D9 Y ; D10 ~ D19 C
102*4882a593Smuzhiyun  * when YC_SWAP_DIS:
103*4882a593Smuzhiyun  * BT656 10bit D10 ~ D19
104*4882a593Smuzhiyun  * BT1120 20bit : D0 ~ D9 C ; D10 ~ D19 Y
105*4882a593Smuzhiyun  */
106*4882a593Smuzhiyun #define OUTPUT_20BIT_LOW	0x05
107*4882a593Smuzhiyun 
108*4882a593Smuzhiyun /*
109*4882a593Smuzhiyun  * BT1120 16bit / BT656 8bit
110*4882a593Smuzhiyun  * when YC_SWAP_EN:
111*4882a593Smuzhiyun  * BT656 8bit D8 ~ D15
112*4882a593Smuzhiyun  * BT1120 16bit : D8 ~ D15 Y ; D16 ~ D23 C
113*4882a593Smuzhiyun  * when YC_SWAP_DIS:
114*4882a593Smuzhiyun  * BT656 8bit D16 ~ D23
115*4882a593Smuzhiyun  * BT1120 16bit : D8 ~ D15 C ; D16 ~ D23 Y
116*4882a593Smuzhiyun  */
117*4882a593Smuzhiyun #define OUTPUT_16BIT_HIGH	0x06
118*4882a593Smuzhiyun /*
119*4882a593Smuzhiyun  * when YC_SWAP_EN:
120*4882a593Smuzhiyun  * BT656 8bit D0 ~ D7
121*4882a593Smuzhiyun  * BT1120 16bit : D0 ~ D7 Y ; D8 ~ D15 C
122*4882a593Smuzhiyun  * when YC_SWAP_DIS:
123*4882a593Smuzhiyun  * BT656 8bit D8 ~ D15
124*4882a593Smuzhiyun  * BT1120 16bit : D0 ~ D7 C ; D8 ~ D15 Y
125*4882a593Smuzhiyun  */
126*4882a593Smuzhiyun #define OUTPUT_16BIT_LOW	0x07
127*4882a593Smuzhiyun 
128*4882a593Smuzhiyun /* ---------------- regs ----------------- */
129*4882a593Smuzhiyun  /* reg: 0x60_60 */
130*4882a593Smuzhiyun #define SYNC_POL_MASK		GENMASK(5, 4)
131*4882a593Smuzhiyun #define IP_SEL_MASK		GENMASK(3, 3)
132*4882a593Smuzhiyun #define OUTPUT_MODE_MASK	GENMASK(2, 0)
133*4882a593Smuzhiyun 
134*4882a593Smuzhiyun  /* reg: 0x80_05 */
135*4882a593Smuzhiyun #define RGD_HS_POL_ADJ_MASK	GENMASK(5, 5)
136*4882a593Smuzhiyun #define RGD_VS_POL_ADJ_MASK	GENMASK(4, 4)
137*4882a593Smuzhiyun 
138*4882a593Smuzhiyun  /* reg: 0x80_17 */
139*4882a593Smuzhiyun #define RGOD_VID_HSPOL		BIT(7)
140*4882a593Smuzhiyun #define RGOD_VID_VSPOL		BIT(6)
141*4882a593Smuzhiyun 
142*4882a593Smuzhiyun #endif
143