xref: /OK3568_Linux_fs/u-boot/arch/arm/include/asm/arch-sunxi/lcdc.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Sunxi platform timing controller register and constant defines
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * (C) Copyright 2014 Hans de Goede <hdegoede@redhat.com>
5*4882a593Smuzhiyun  * (C) Copyright 2017 Jernej Skrabec <jernej.skrabec@siol.net>
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #ifndef _LCDC_H
11*4882a593Smuzhiyun #define _LCDC_H
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #include <fdtdec.h>
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun struct sunxi_lcdc_reg {
16*4882a593Smuzhiyun 	u32 ctrl;			/* 0x00 */
17*4882a593Smuzhiyun 	u32 int0;			/* 0x04 */
18*4882a593Smuzhiyun 	u32 int1;			/* 0x08 */
19*4882a593Smuzhiyun 	u8 res0[0x04];			/* 0x0c */
20*4882a593Smuzhiyun 	u32 tcon0_frm_ctrl;		/* 0x10 */
21*4882a593Smuzhiyun 	u32 tcon0_frm_seed[6];		/* 0x14 */
22*4882a593Smuzhiyun 	u32 tcon0_frm_table[4];		/* 0x2c */
23*4882a593Smuzhiyun 	u8 res1[4];			/* 0x3c */
24*4882a593Smuzhiyun 	u32 tcon0_ctrl;			/* 0x40 */
25*4882a593Smuzhiyun 	u32 tcon0_dclk;			/* 0x44 */
26*4882a593Smuzhiyun 	u32 tcon0_timing_active;	/* 0x48 */
27*4882a593Smuzhiyun 	u32 tcon0_timing_h;		/* 0x4c */
28*4882a593Smuzhiyun 	u32 tcon0_timing_v;		/* 0x50 */
29*4882a593Smuzhiyun 	u32 tcon0_timing_sync;		/* 0x54 */
30*4882a593Smuzhiyun 	u32 tcon0_hv_intf;		/* 0x58 */
31*4882a593Smuzhiyun 	u8 res2[0x04];			/* 0x5c */
32*4882a593Smuzhiyun 	u32 tcon0_cpu_intf;		/* 0x60 */
33*4882a593Smuzhiyun 	u32 tcon0_cpu_wr_dat;		/* 0x64 */
34*4882a593Smuzhiyun 	u32 tcon0_cpu_rd_dat0;		/* 0x68 */
35*4882a593Smuzhiyun 	u32 tcon0_cpu_rd_dat1;		/* 0x6c */
36*4882a593Smuzhiyun 	u32 tcon0_ttl_timing0;		/* 0x70 */
37*4882a593Smuzhiyun 	u32 tcon0_ttl_timing1;		/* 0x74 */
38*4882a593Smuzhiyun 	u32 tcon0_ttl_timing2;		/* 0x78 */
39*4882a593Smuzhiyun 	u32 tcon0_ttl_timing3;		/* 0x7c */
40*4882a593Smuzhiyun 	u32 tcon0_ttl_timing4;		/* 0x80 */
41*4882a593Smuzhiyun 	u32 tcon0_lvds_intf;		/* 0x84 */
42*4882a593Smuzhiyun 	u32 tcon0_io_polarity;		/* 0x88 */
43*4882a593Smuzhiyun 	u32 tcon0_io_tristate;		/* 0x8c */
44*4882a593Smuzhiyun 	u32 tcon1_ctrl;			/* 0x90 */
45*4882a593Smuzhiyun 	u32 tcon1_timing_source;	/* 0x94 */
46*4882a593Smuzhiyun 	u32 tcon1_timing_scale;		/* 0x98 */
47*4882a593Smuzhiyun 	u32 tcon1_timing_out;		/* 0x9c */
48*4882a593Smuzhiyun 	u32 tcon1_timing_h;		/* 0xa0 */
49*4882a593Smuzhiyun 	u32 tcon1_timing_v;		/* 0xa4 */
50*4882a593Smuzhiyun 	u32 tcon1_timing_sync;		/* 0xa8 */
51*4882a593Smuzhiyun 	u8 res3[0x44];			/* 0xac */
52*4882a593Smuzhiyun 	u32 tcon1_io_polarity;		/* 0xf0 */
53*4882a593Smuzhiyun 	u32 tcon1_io_tristate;		/* 0xf4 */
54*4882a593Smuzhiyun 	u8 res4[0x108];			/* 0xf8 */
55*4882a593Smuzhiyun 	u32 mux_ctrl;			/* 0x200 */
56*4882a593Smuzhiyun 	u8 res5[0x1c];			/* 0x204 */
57*4882a593Smuzhiyun 	u32 lvds_ana0;			/* 0x220 */
58*4882a593Smuzhiyun 	u32 lvds_ana1;			/* 0x224 */
59*4882a593Smuzhiyun };
60*4882a593Smuzhiyun 
61*4882a593Smuzhiyun /*
62*4882a593Smuzhiyun  * LCDC register constants.
63*4882a593Smuzhiyun  */
64*4882a593Smuzhiyun #define SUNXI_LCDC_X(x)				(((x) - 1) << 16)
65*4882a593Smuzhiyun #define SUNXI_LCDC_Y(y)				(((y) - 1) << 0)
66*4882a593Smuzhiyun #define SUNXI_LCDC_TCON_VSYNC_MASK		(1 << 24)
67*4882a593Smuzhiyun #define SUNXI_LCDC_TCON_HSYNC_MASK		(1 << 25)
68*4882a593Smuzhiyun #define SUNXI_LCDC_CTRL_IO_MAP_MASK		(1 << 0)
69*4882a593Smuzhiyun #define SUNXI_LCDC_CTRL_IO_MAP_TCON0		(0 << 0)
70*4882a593Smuzhiyun #define SUNXI_LCDC_CTRL_IO_MAP_TCON1		(1 << 0)
71*4882a593Smuzhiyun #define SUNXI_LCDC_CTRL_TCON_ENABLE		(1 << 31)
72*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_FRM_CTRL_RGB666	((1 << 31) | (0 << 4))
73*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_FRM_CTRL_RGB565	((1 << 31) | (5 << 4))
74*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_FRM_SEED		0x11111111
75*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_FRM_TAB0		0x01010000
76*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_FRM_TAB1		0x15151111
77*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_FRM_TAB2		0x57575555
78*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_FRM_TAB3		0x7f7f7777
79*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_CTRL_CLK_DELAY(n)	(((n) & 0x1f) << 4)
80*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_CTRL_ENABLE		(1 << 31)
81*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_DCLK_DIV(n)		((n) << 0)
82*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_DCLK_ENABLE		(0xf << 28)
83*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_TIMING_H_BP(n)		(((n) - 1) << 0)
84*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_TIMING_H_TOTAL(n)	(((n) - 1) << 16)
85*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_TIMING_V_BP(n)		(((n) - 1) << 0)
86*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_TIMING_V_TOTAL(n)	(((n) * 2) << 16)
87*4882a593Smuzhiyun #ifdef CONFIG_SUNXI_GEN_SUN6I
88*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_LVDS_CLK_SEL_TCON0	(1 << 20)
89*4882a593Smuzhiyun #else
90*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_LVDS_CLK_SEL_TCON0	0 /* NA */
91*4882a593Smuzhiyun #endif
92*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_LVDS_INTF_BITWIDTH(n)	((n) << 26)
93*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_LVDS_INTF_ENABLE	(1 << 31)
94*4882a593Smuzhiyun #define SUNXI_LCDC_TCON0_IO_POL_DCLK_PHASE(x)	((x) << 28)
95*4882a593Smuzhiyun #define SUNXI_LCDC_TCON1_CTRL_CLK_DELAY(n)	(((n) & 0x1f) << 4)
96*4882a593Smuzhiyun #define SUNXI_LCDC_TCON1_CTRL_INTERLACE_ENABLE	(1 << 20)
97*4882a593Smuzhiyun #define SUNXI_LCDC_TCON1_CTRL_ENABLE		(1 << 31)
98*4882a593Smuzhiyun #define SUNXI_LCDC_TCON1_TIMING_H_BP(n)		(((n) - 1) << 0)
99*4882a593Smuzhiyun #define SUNXI_LCDC_TCON1_TIMING_H_TOTAL(n)	(((n) - 1) << 16)
100*4882a593Smuzhiyun #define SUNXI_LCDC_TCON1_TIMING_V_BP(n)		(((n) - 1) << 0)
101*4882a593Smuzhiyun #define SUNXI_LCDC_TCON1_TIMING_V_TOTAL(n)	((n) << 16)
102*4882a593Smuzhiyun #define SUNXI_LCDC_MUX_CTRL_SRC0_MASK		(0xf << 0)
103*4882a593Smuzhiyun #define SUNXI_LCDC_MUX_CTRL_SRC0(x)		((x) << 0)
104*4882a593Smuzhiyun #define SUNXI_LCDC_MUX_CTRL_SRC1_MASK		(0xf << 4)
105*4882a593Smuzhiyun #define SUNXI_LCDC_MUX_CTRL_SRC1(x)		((x) << 4)
106*4882a593Smuzhiyun #ifdef CONFIG_SUNXI_GEN_SUN6I
107*4882a593Smuzhiyun #define SUNXI_LCDC_LVDS_ANA0			0x40040320
108*4882a593Smuzhiyun #define SUNXI_LCDC_LVDS_ANA0_EN_MB		(1 << 31)
109*4882a593Smuzhiyun #define SUNXI_LCDC_LVDS_ANA0_DRVC		(1 << 24)
110*4882a593Smuzhiyun #define SUNXI_LCDC_LVDS_ANA0_DRVD(x)		((x) << 20)
111*4882a593Smuzhiyun #else
112*4882a593Smuzhiyun #define SUNXI_LCDC_LVDS_ANA0			0x3f310000
113*4882a593Smuzhiyun #define SUNXI_LCDC_LVDS_ANA0_UPDATE		(1 << 22)
114*4882a593Smuzhiyun #endif
115*4882a593Smuzhiyun #define SUNXI_LCDC_LVDS_ANA1_INIT1		(0x1f << 26 | 0x1f << 10)
116*4882a593Smuzhiyun #define SUNXI_LCDC_LVDS_ANA1_INIT2		(0x1f << 16 | 0x1f << 00)
117*4882a593Smuzhiyun 
118*4882a593Smuzhiyun void lcdc_init(struct sunxi_lcdc_reg * const lcdc);
119*4882a593Smuzhiyun void lcdc_enable(struct sunxi_lcdc_reg * const lcdc, int depth);
120*4882a593Smuzhiyun void lcdc_tcon0_mode_set(struct sunxi_lcdc_reg * const lcdc,
121*4882a593Smuzhiyun 			 const struct display_timing *mode,
122*4882a593Smuzhiyun 			 int clk_div, bool for_ext_vga_dac,
123*4882a593Smuzhiyun 			 int depth, int dclk_phase);
124*4882a593Smuzhiyun void lcdc_tcon1_mode_set(struct sunxi_lcdc_reg * const lcdc,
125*4882a593Smuzhiyun 			 const struct display_timing *mode,
126*4882a593Smuzhiyun 			 bool ext_hvsync, bool is_composite);
127*4882a593Smuzhiyun 
128*4882a593Smuzhiyun #endif /* _LCDC_H */
129