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https://github.com/AsahiLinux/u-boot
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134028682f
The patch is a port from the framebuffer driver
of the Linux driver drivers/video/da8xx-fb.c, used
on davinci da8xx and OMAP-L138 boards.
As base for the port, the following commit (last changes
for this driver at the moment in the Linux kernel tree)
was taken:
commit 1db41e032d563eb47deab40dc5595be306b143ba
Author: axel lin <axel.lin@gmail.com>
Date: Tue Feb 22 01:52:42 2011 +0000
video: da8xx-fb: fix section mismatch warning
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Signed-off-by: Stefano Babic <sbabic@denx.de>
CC: Sandeep Paulraj <s-paulraj@ti.com>
Cc: Anatolij Gustschin <agust@denx.de>
Acked-by: Anatolij Gustschin <agust@denx.de>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
126 lines
3 KiB
C
126 lines
3 KiB
C
/*
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* Porting to u-boot:
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*
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* (C) Copyright 2011
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* Stefano Babic, DENX Software Engineering, sbabic@denx.de.
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*
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* Copyright (C) 2008-2009 MontaVista Software Inc.
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* Copyright (C) 2008-2009 Texas Instruments Inc
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*
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* Based on the LCD driver for TI Avalanche processors written by
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* Ajay Singh and Shalom Hai.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option)any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef DA8XX_FB_H
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#define DA8XX_FB_H
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enum panel_type {
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QVGA = 0
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};
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enum panel_shade {
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MONOCHROME = 0,
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COLOR_ACTIVE,
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COLOR_PASSIVE,
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};
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enum raster_load_mode {
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LOAD_DATA = 1,
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LOAD_PALETTE,
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};
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struct display_panel {
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enum panel_type panel_type; /* QVGA */
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int max_bpp;
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int min_bpp;
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enum panel_shade panel_shade;
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};
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struct da8xx_panel {
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const char name[25]; /* Full name <vendor>_<model> */
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unsigned short width;
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unsigned short height;
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int hfp; /* Horizontal front porch */
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int hbp; /* Horizontal back porch */
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int hsw; /* Horizontal Sync Pulse Width */
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int vfp; /* Vertical front porch */
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int vbp; /* Vertical back porch */
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int vsw; /* Vertical Sync Pulse Width */
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unsigned int pxl_clk; /* Pixel clock */
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unsigned char invert_pxl_clk; /* Invert Pixel clock */
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};
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struct da8xx_lcdc_platform_data {
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const char manu_name[10];
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void *controller_data;
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const char type[25];
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void (*panel_power_ctrl)(int);
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};
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struct lcd_ctrl_config {
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const struct display_panel *p_disp_panel;
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/* AC Bias Pin Frequency */
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int ac_bias;
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/* AC Bias Pin Transitions per Interrupt */
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int ac_bias_intrpt;
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/* DMA burst size */
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int dma_burst_sz;
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/* Bits per pixel */
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int bpp;
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/* FIFO DMA Request Delay */
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int fdd;
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/* TFT Alternative Signal Mapping (Only for active) */
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unsigned char tft_alt_mode;
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/* 12 Bit Per Pixel (5-6-5) Mode (Only for passive) */
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unsigned char stn_565_mode;
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/* Mono 8-bit Mode: 1=D0-D7 or 0=D0-D3 */
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unsigned char mono_8bit_mode;
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/* Invert line clock */
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unsigned char invert_line_clock;
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/* Invert frame clock */
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unsigned char invert_frm_clock;
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/* Horizontal and Vertical Sync Edge: 0=rising 1=falling */
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unsigned char sync_edge;
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/* Horizontal and Vertical Sync: Control: 0=ignore */
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unsigned char sync_ctrl;
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/* Raster Data Order Select: 1=Most-to-least 0=Least-to-most */
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unsigned char raster_order;
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};
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struct lcd_sync_arg {
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int back_porch;
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int front_porch;
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int pulse_width;
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};
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void da8xx_video_init(const struct da8xx_panel *panel, int bits_pixel);
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#endif /* ifndef DA8XX_FB_H */
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