1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __ASM_ARCH_REGS_LCD_H
3 #define __ASM_ARCH_REGS_LCD_H
5 #include <mach/bitfield.h>
8 * LCD Controller Registers and Bits Definitions
10 #define LCCR0 (0x000) /* LCD Controller Control Register 0 */
11 #define LCCR1 (0x004) /* LCD Controller Control Register 1 */
12 #define LCCR2 (0x008) /* LCD Controller Control Register 2 */
13 #define LCCR3 (0x00C) /* LCD Controller Control Register 3 */
14 #define LCCR4 (0x010) /* LCD Controller Control Register 4 */
15 #define LCCR5 (0x014) /* LCD Controller Control Register 5 */
16 #define LCSR (0x038) /* LCD Controller Status Register 0 */
17 #define LCSR1 (0x034) /* LCD Controller Status Register 1 */
18 #define LIIDR (0x03C) /* LCD Controller Interrupt ID Register */
19 #define TMEDRGBR (0x040) /* TMED RGB Seed Register */
20 #define TMEDCR (0x044) /* TMED Control Register */
22 #define FBR0 (0x020) /* DMA Channel 0 Frame Branch Register */
23 #define FBR1 (0x024) /* DMA Channel 1 Frame Branch Register */
24 #define FBR2 (0x028) /* DMA Channel 2 Frame Branch Register */
25 #define FBR3 (0x02C) /* DMA Channel 2 Frame Branch Register */
26 #define FBR4 (0x030) /* DMA Channel 2 Frame Branch Register */
27 #define FBR5 (0x110) /* DMA Channel 2 Frame Branch Register */
28 #define FBR6 (0x114) /* DMA Channel 2 Frame Branch Register */
30 #define OVL1C1 (0x050) /* Overlay 1 Control Register 1 */
31 #define OVL1C2 (0x060) /* Overlay 1 Control Register 2 */
32 #define OVL2C1 (0x070) /* Overlay 2 Control Register 1 */
33 #define OVL2C2 (0x080) /* Overlay 2 Control Register 2 */
35 #define CMDCR (0x100) /* Command Control Register */
36 #define PRSR (0x104) /* Panel Read Status Register */
38 #define LCCR3_BPP(x) ((((x) & 0x7) << 24) | (((x) & 0x8) ? (1 << 29) : 0))
40 #define LCCR3_PDFOR_0 (0 << 30)
41 #define LCCR3_PDFOR_1 (1 << 30)
42 #define LCCR3_PDFOR_2 (2 << 30)
43 #define LCCR3_PDFOR_3 (3 << 30)
45 #define LCCR4_PAL_FOR_0 (0 << 15)
46 #define LCCR4_PAL_FOR_1 (1 << 15)
47 #define LCCR4_PAL_FOR_2 (2 << 15)
48 #define LCCR4_PAL_FOR_3 (3 << 15)
49 #define LCCR4_PAL_FOR_MASK (3 << 15)
51 #define FDADR0 (0x200) /* DMA Channel 0 Frame Descriptor Address Register */
52 #define FDADR1 (0x210) /* DMA Channel 1 Frame Descriptor Address Register */
53 #define FDADR2 (0x220) /* DMA Channel 2 Frame Descriptor Address Register */
54 #define FDADR3 (0x230) /* DMA Channel 3 Frame Descriptor Address Register */
55 #define FDADR4 (0x240) /* DMA Channel 4 Frame Descriptor Address Register */
56 #define FDADR5 (0x250) /* DMA Channel 5 Frame Descriptor Address Register */
57 #define FDADR6 (0x260) /* DMA Channel 6 Frame Descriptor Address Register */
59 #define LCCR0_ENB (1 << 0) /* LCD Controller enable */
60 #define LCCR0_CMS (1 << 1) /* Color/Monochrome Display Select */
61 #define LCCR0_Color (LCCR0_CMS*0) /* Color display */
62 #define LCCR0_Mono (LCCR0_CMS*1) /* Monochrome display */
63 #define LCCR0_SDS (1 << 2) /* Single/Dual Panel Display Select */
64 #define LCCR0_Sngl (LCCR0_SDS*0) /* Single panel display */
65 #define LCCR0_Dual (LCCR0_SDS*1) /* Dual panel display */
67 #define LCCR0_LDM (1 << 3) /* LCD Disable Done Mask */
68 #define LCCR0_SFM (1 << 4) /* Start of frame mask */
69 #define LCCR0_IUM (1 << 5) /* Input FIFO underrun mask */
70 #define LCCR0_EFM (1 << 6) /* End of Frame mask */
71 #define LCCR0_PAS (1 << 7) /* Passive/Active display Select */
72 #define LCCR0_Pas (LCCR0_PAS*0) /* Passive display (STN) */
73 #define LCCR0_Act (LCCR0_PAS*1) /* Active display (TFT) */
74 #define LCCR0_DPD (1 << 9) /* Double Pixel Data (monochrome) */
75 #define LCCR0_4PixMono (LCCR0_DPD*0) /* 4-Pixel/clock Monochrome display */
76 #define LCCR0_8PixMono (LCCR0_DPD*1) /* 8-Pixel/clock Monochrome display */
77 #define LCCR0_DIS (1 << 10) /* LCD Disable */
78 #define LCCR0_QDM (1 << 11) /* LCD Quick Disable mask */
79 #define LCCR0_PDD (0xff << 12) /* Palette DMA request delay */
80 #define LCCR0_PDD_S 12
81 #define LCCR0_BM (1 << 20) /* Branch mask */
82 #define LCCR0_OUM (1 << 21) /* Output FIFO underrun mask */
83 #define LCCR0_LCDT (1 << 22) /* LCD panel type */
84 #define LCCR0_RDSTM (1 << 23) /* Read status interrupt mask */
85 #define LCCR0_CMDIM (1 << 24) /* Command interrupt mask */
86 #define LCCR0_OUC (1 << 25) /* Overlay Underlay control bit */
87 #define LCCR0_LDDALT (1 << 26) /* LDD alternate mapping control */
89 #define LCCR1_PPL Fld (10, 0) /* Pixels Per Line - 1 */
90 #define LCCR1_DisWdth(Pixel) (((Pixel) - 1) << FShft (LCCR1_PPL))
92 #define LCCR1_HSW Fld (6, 10) /* Horizontal Synchronization */
93 #define LCCR1_HorSnchWdth(Tpix) (((Tpix) - 1) << FShft (LCCR1_HSW))
95 #define LCCR1_ELW Fld (8, 16) /* End-of-Line pixel clock Wait - 1 */
96 #define LCCR1_EndLnDel(Tpix) (((Tpix) - 1) << FShft (LCCR1_ELW))
98 #define LCCR1_BLW Fld (8, 24) /* Beginning-of-Line pixel clock */
99 #define LCCR1_BegLnDel(Tpix) (((Tpix) - 1) << FShft (LCCR1_BLW))
101 #define LCCR2_LPP Fld (10, 0) /* Line Per Panel - 1 */
102 #define LCCR2_DisHght(Line) (((Line) - 1) << FShft (LCCR2_LPP))
104 #define LCCR2_VSW Fld (6, 10) /* Vertical Synchronization pulse - 1 */
105 #define LCCR2_VrtSnchWdth(Tln) (((Tln) - 1) << FShft (LCCR2_VSW))
107 #define LCCR2_EFW Fld (8, 16) /* End-of-Frame line clock Wait */
108 #define LCCR2_EndFrmDel(Tln) ((Tln) << FShft (LCCR2_EFW))
110 #define LCCR2_BFW Fld (8, 24) /* Beginning-of-Frame line clock */
111 #define LCCR2_BegFrmDel(Tln) ((Tln) << FShft (LCCR2_BFW))
113 #define LCCR3_API (0xf << 16) /* AC Bias pin trasitions per interrupt */
114 #define LCCR3_API_S 16
115 #define LCCR3_VSP (1 << 20) /* vertical sync polarity */
116 #define LCCR3_HSP (1 << 21) /* horizontal sync polarity */
117 #define LCCR3_PCP (1 << 22) /* Pixel Clock Polarity (L_PCLK) */
118 #define LCCR3_PixRsEdg (LCCR3_PCP*0) /* Pixel clock Rising-Edge */
119 #define LCCR3_PixFlEdg (LCCR3_PCP*1) /* Pixel clock Falling-Edge */
121 #define LCCR3_OEP (1 << 23) /* Output Enable Polarity */
122 #define LCCR3_OutEnH (LCCR3_OEP*0) /* Output Enable active High */
123 #define LCCR3_OutEnL (LCCR3_OEP*1) /* Output Enable active Low */
125 #define LCCR3_DPC (1 << 27) /* double pixel clock mode */
126 #define LCCR3_PCD Fld (8, 0) /* Pixel Clock Divisor */
127 #define LCCR3_PixClkDiv(Div) (((Div) << FShft (LCCR3_PCD)))
129 #define LCCR3_ACB Fld (8, 8) /* AC Bias */
130 #define LCCR3_Acb(Acb) (((Acb) << FShft (LCCR3_ACB)))
132 #define LCCR3_HorSnchH (LCCR3_HSP*0) /* HSP Active High */
133 #define LCCR3_HorSnchL (LCCR3_HSP*1) /* HSP Active Low */
135 #define LCCR3_VrtSnchH (LCCR3_VSP*0) /* VSP Active High */
136 #define LCCR3_VrtSnchL (LCCR3_VSP*1) /* VSP Active Low */
138 #define LCCR5_IUM(x) (1 << ((x) + 23)) /* input underrun mask */
139 #define LCCR5_BSM(x) (1 << ((x) + 15)) /* branch mask */
140 #define LCCR5_EOFM(x) (1 << ((x) + 7)) /* end of frame mask */
141 #define LCCR5_SOFM(x) (1 << ((x) + 0)) /* start of frame mask */
143 #define LCSR_LDD (1 << 0) /* LCD Disable Done */
144 #define LCSR_SOF (1 << 1) /* Start of frame */
145 #define LCSR_BER (1 << 2) /* Bus error */
146 #define LCSR_ABC (1 << 3) /* AC Bias count */
147 #define LCSR_IUL (1 << 4) /* input FIFO underrun Lower panel */
148 #define LCSR_IUU (1 << 5) /* input FIFO underrun Upper panel */
149 #define LCSR_OU (1 << 6) /* output FIFO underrun */
150 #define LCSR_QD (1 << 7) /* quick disable */
151 #define LCSR_EOF (1 << 8) /* end of frame */
152 #define LCSR_BS (1 << 9) /* branch status */
153 #define LCSR_SINT (1 << 10) /* subsequent interrupt */
154 #define LCSR_RD_ST (1 << 11) /* read status */
155 #define LCSR_CMD_INT (1 << 12) /* command interrupt */
157 #define LCSR1_IU(x) (1 << ((x) + 23)) /* Input FIFO underrun */
158 #define LCSR1_BS(x) (1 << ((x) + 15)) /* Branch Status */
159 #define LCSR1_EOF(x) (1 << ((x) + 7)) /* End of Frame Status */
160 #define LCSR1_SOF(x) (1 << ((x) - 1)) /* Start of Frame Status */
162 #define LDCMD_PAL (1 << 26) /* instructs DMA to load palette buffer */
164 /* overlay control registers */
165 #define OVLxC1_PPL(x) ((((x) - 1) & 0x3ff) << 0) /* Pixels Per Line */
166 #define OVLxC1_LPO(x) ((((x) - 1) & 0x3ff) << 10) /* Number of Lines */
167 #define OVLxC1_BPP(x) (((x) & 0xf) << 20) /* Bits Per Pixel */
168 #define OVLxC1_OEN (1 << 31) /* Enable bit for Overlay */
169 #define OVLxC2_XPOS(x) (((x) & 0x3ff) << 0) /* Horizontal Position */
170 #define OVLxC2_YPOS(x) (((x) & 0x3ff) << 10) /* Vertical Position */
171 #define OVL2C2_PFOR(x) (((x) & 0x7) << 20) /* Pixel Format */
173 /* smartpanel related */
174 #define PRSR_DATA(x) ((x) & 0xff) /* Panel Data */
175 #define PRSR_A0 (1 << 8) /* Read Data Source */
176 #define PRSR_ST_OK (1 << 9) /* Status OK */
177 #define PRSR_CON_NT (1 << 10) /* Continue to Next Command */
179 #define SMART_CMD_A0 (0x1 << 8)
180 #define SMART_CMD_READ_STATUS_REG (0x0 << 9)
181 #define SMART_CMD_READ_FRAME_BUFFER ((0x0 << 9) | SMART_CMD_A0)
182 #define SMART_CMD_WRITE_COMMAND (0x1 << 9)
183 #define SMART_CMD_WRITE_DATA ((0x1 << 9) | SMART_CMD_A0)
184 #define SMART_CMD_WRITE_FRAME ((0x2 << 9) | SMART_CMD_A0)
185 #define SMART_CMD_WAIT_FOR_VSYNC (0x3 << 9)
186 #define SMART_CMD_NOOP (0x4 << 9)
187 #define SMART_CMD_INTERRUPT (0x5 << 9)
189 #define SMART_CMD(x) (SMART_CMD_WRITE_COMMAND | ((x) & 0xff))
190 #define SMART_DAT(x) (SMART_CMD_WRITE_DATA | ((x) & 0xff))
192 /* SMART_DELAY() is introduced for software controlled delay primitive which
193 * can be inserted between command sequences, unused command 0x6 is used here
194 * and delay ranges from 0ms ~ 255ms
196 #define SMART_CMD_DELAY (0x6 << 9)
197 #define SMART_DELAY(ms) (SMART_CMD_DELAY | ((ms) & 0xff))
198 #endif /* __ASM_ARCH_REGS_LCD_H */
