xref: /linux/drivers/gpu/drm/renesas/rcar-du/rcar_lvds_regs.h (revision 34dc1baba215b826e454b8d19e4f24adbeb7d00d)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * R-Car LVDS Interface Registers Definitions
4  *
5  * Copyright (C) 2013-2015 Renesas Electronics Corporation
6  *
7  * Contact: Laurent Pinchart (laurent.pinchart@ideasonboard.com)
8  */
9 
10 #ifndef __RCAR_LVDS_REGS_H__
11 #define __RCAR_LVDS_REGS_H__
12 
13 #define LVDCR0				0x0000
14 #define LVDCR0_DUSEL			(1 << 15)
15 #define LVDCR0_DMD			(1 << 12)		/* Gen2 only */
16 #define LVDCR0_LVMD_MASK		(0xf << 8)
17 #define LVDCR0_LVMD_SHIFT		8
18 #define LVDCR0_PLLON			(1 << 4)
19 #define LVDCR0_PWD			(1 << 2)		/* Gen3 only */
20 #define LVDCR0_BEN			(1 << 2)		/* Gen2 only */
21 #define LVDCR0_LVEN			(1 << 1)
22 #define LVDCR0_LVRES			(1 << 0)
23 
24 #define LVDCR1				0x0004
25 #define LVDCR1_CKSEL			(1 << 15)		/* Gen2 only */
26 #define LVDCR1_CHSTBY(n)		(3 << (2 + (n) * 2))
27 #define LVDCR1_CLKSTBY			(3 << 0)
28 
29 #define LVDPLLCR			0x0008
30 /* Gen2 & V3M */
31 #define LVDPLLCR_CEEN			(1 << 14)
32 #define LVDPLLCR_FBEN			(1 << 13)
33 #define LVDPLLCR_COSEL			(1 << 12)
34 #define LVDPLLCR_PLLDLYCNT_150M		(0x1bf << 0)
35 #define LVDPLLCR_PLLDLYCNT_121M		(0x22c << 0)
36 #define LVDPLLCR_PLLDLYCNT_60M		(0x77b << 0)
37 #define LVDPLLCR_PLLDLYCNT_38M		(0x69a << 0)
38 #define LVDPLLCR_PLLDLYCNT_MASK		(0x7ff << 0)
39 /* Gen3 but V3M,D3 and E3 */
40 #define LVDPLLCR_PLLDIVCNT_42M		(0x014cb << 0)
41 #define LVDPLLCR_PLLDIVCNT_85M		(0x00a45 << 0)
42 #define LVDPLLCR_PLLDIVCNT_128M		(0x006c3 << 0)
43 #define LVDPLLCR_PLLDIVCNT_148M		(0x046c1 << 0)
44 #define LVDPLLCR_PLLDIVCNT_MASK		(0x7ffff << 0)
45 /* D3 and E3 */
46 #define LVDPLLCR_PLLON			(1 << 22)
47 #define LVDPLLCR_PLLSEL_PLL0		(0 << 20)
48 #define LVDPLLCR_PLLSEL_LVX		(1 << 20)
49 #define LVDPLLCR_PLLSEL_PLL1		(2 << 20)
50 #define LVDPLLCR_CKSEL_LVX		(1 << 17)
51 #define LVDPLLCR_CKSEL_EXTAL		(3 << 17)
52 #define LVDPLLCR_CKSEL_DU_DOTCLKIN(n)	((5 + (n) * 2) << 17)
53 #define LVDPLLCR_OCKSEL			(1 << 16)
54 #define LVDPLLCR_STP_CLKOUTE		(1 << 14)
55 #define LVDPLLCR_OUTCLKSEL		(1 << 12)
56 #define LVDPLLCR_CLKOUT			(1 << 11)
57 #define LVDPLLCR_PLLE(n)		((n) << 10)
58 #define LVDPLLCR_PLLN(n)		((n) << 3)
59 #define LVDPLLCR_PLLM(n)		((n) << 0)
60 
61 #define LVDCTRCR			0x000c
62 #define LVDCTRCR_CTR3SEL_ZERO		(0 << 12)
63 #define LVDCTRCR_CTR3SEL_ODD		(1 << 12)
64 #define LVDCTRCR_CTR3SEL_CDE		(2 << 12)
65 #define LVDCTRCR_CTR3SEL_MASK		(7 << 12)
66 #define LVDCTRCR_CTR2SEL_DISP		(0 << 8)
67 #define LVDCTRCR_CTR2SEL_ODD		(1 << 8)
68 #define LVDCTRCR_CTR2SEL_CDE		(2 << 8)
69 #define LVDCTRCR_CTR2SEL_HSYNC		(3 << 8)
70 #define LVDCTRCR_CTR2SEL_VSYNC		(4 << 8)
71 #define LVDCTRCR_CTR2SEL_MASK		(7 << 8)
72 #define LVDCTRCR_CTR1SEL_VSYNC		(0 << 4)
73 #define LVDCTRCR_CTR1SEL_DISP		(1 << 4)
74 #define LVDCTRCR_CTR1SEL_ODD		(2 << 4)
75 #define LVDCTRCR_CTR1SEL_CDE		(3 << 4)
76 #define LVDCTRCR_CTR1SEL_HSYNC		(4 << 4)
77 #define LVDCTRCR_CTR1SEL_MASK		(7 << 4)
78 #define LVDCTRCR_CTR0SEL_HSYNC		(0 << 0)
79 #define LVDCTRCR_CTR0SEL_VSYNC		(1 << 0)
80 #define LVDCTRCR_CTR0SEL_DISP		(2 << 0)
81 #define LVDCTRCR_CTR0SEL_ODD		(3 << 0)
82 #define LVDCTRCR_CTR0SEL_CDE		(4 << 0)
83 #define LVDCTRCR_CTR0SEL_MASK		(7 << 0)
84 
85 #define LVDCHCR				0x0010
86 #define LVDCHCR_CHSEL_CH(n, c)		((((c) - (n)) & 3) << ((n) * 4))
87 #define LVDCHCR_CHSEL_MASK(n)		(3 << ((n) * 4))
88 
89 /* All registers below are specific to D3 and E3 */
90 #define LVDSTRIPE			0x0014
91 #define LVDSTRIPE_ST_TRGSEL_DISP	(0 << 2)
92 #define LVDSTRIPE_ST_TRGSEL_HSYNC_R	(1 << 2)
93 #define LVDSTRIPE_ST_TRGSEL_HSYNC_F	(2 << 2)
94 #define LVDSTRIPE_ST_SWAP		(1 << 1)
95 #define LVDSTRIPE_ST_ON			(1 << 0)
96 
97 #define LVDSCR				0x0018
98 #define LVDSCR_DEPTH(n)			(((n) - 1) << 29)
99 #define LVDSCR_BANDSET			(1 << 28)
100 #define LVDSCR_TWGCNT(n)		((((n) - 256) / 16) << 24)
101 #define LVDSCR_SDIV(n)			((n) << 22)
102 #define LVDSCR_MODE			(1 << 21)
103 #define LVDSCR_RSTN			(1 << 20)
104 
105 #define LVDDIV				0x001c
106 #define LVDDIV_DIVSEL			(1 << 8)
107 #define LVDDIV_DIVRESET			(1 << 7)
108 #define LVDDIV_DIVSTP			(1 << 6)
109 #define LVDDIV_DIV(n)			((n) << 0)
110 
111 #endif /* __RCAR_LVDS_REGS_H__ */
112