]>
git.ipfire.org Git - thirdparty/u-boot.git/blob - include/pxa_lcd.h
1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * pxa_lcd.h - PXA LCD Controller structures
6 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
13 * PXA LCD DMA descriptor
15 struct pxafb_dma_descriptor
{
16 u_long fdadr
; /* Frame descriptor address register */
17 u_long fsadr
; /* Frame source address register */
18 u_long fidr
; /* Frame ID register */
19 u_long ldcmd
; /* Command register */
35 struct pxafb_dma_descriptor
*dmadesc_fblow
;
36 struct pxafb_dma_descriptor
*dmadesc_fbhigh
;
37 struct pxafb_dma_descriptor
*dmadesc_palette
;
39 u_long screen
; /* physical address of frame buffer */
40 u_long palette
; /* physical address of palette memory */
45 * LCD controller stucture for PXA CPU
47 typedef struct vidinfo
{
48 ushort vl_col
; /* Number of columns (i.e. 640) */
49 ushort vl_row
; /* Number of rows (i.e. 480) */
50 ushort vl_rot
; /* Rotation of Display (0, 1, 2, 3) */
51 ushort vl_width
; /* Width of display area in millimeters */
52 ushort vl_height
; /* Height of display area in millimeters */
54 /* LCD configuration register */
55 u_char vl_clkp
; /* Clock polarity */
56 u_char vl_oep
; /* Output Enable polarity */
57 u_char vl_hsp
; /* Horizontal Sync polarity */
58 u_char vl_vsp
; /* Vertical Sync polarity */
59 u_char vl_dp
; /* Data polarity */
60 u_char vl_bpix
;/* Bits per pixel, 0 = 1, 1 = 2, 2 = 4, 3 = 8, 4 = 16 */
61 u_char vl_lbw
; /* LCD Bus width, 0 = 4, 1 = 8 */
62 u_char vl_splt
;/* Split display, 0 = single-scan, 1 = dual-scan */
63 u_char vl_clor
; /* Color, 0 = mono, 1 = color */
64 u_char vl_tft
; /* 0 = passive, 1 = TFT */
66 /* Horizontal control register. Timing from data sheet */
67 ushort vl_hpw
; /* Horz sync pulse width */
68 u_char vl_blw
; /* Wait before of line */
69 u_char vl_elw
; /* Wait end of line */
71 /* Vertical control register. */
72 u_char vl_vpw
; /* Vertical sync pulse width */
73 u_char vl_bfw
; /* Wait before of frame */
74 u_char vl_efw
; /* Wait end of frame */
76 /* PXA LCD controller params */
77 struct pxafb_info pxa
;