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-rw-r--r--drivers/video/Makefile3
-rw-r--r--drivers/video/amba.c79
-rw-r--r--drivers/video/atmel_hlcdfb.c10
-rw-r--r--drivers/video/atmel_lcdfb.c10
-rw-r--r--drivers/video/cfb_console.c14
-rw-r--r--drivers/video/exynos_fb.c16
-rw-r--r--drivers/video/mpc8xx_lcd.c564
-rw-r--r--drivers/video/pxa_lcd.c609
-rw-r--r--drivers/video/tegra.c66
9 files changed, 1186 insertions, 185 deletions
diff --git a/drivers/video/Makefile b/drivers/video/Makefile
index e8cecca..53952ab 100644
--- a/drivers/video/Makefile
+++ b/drivers/video/Makefile
@@ -35,11 +35,12 @@ COBJS-$(CONFIG_EXYNOS_MIPI_DSIM) += exynos_mipi_dsi.o exynos_mipi_dsi_common.o \
exynos_mipi_dsi_lowlevel.o
COBJS-$(CONFIG_EXYNOS_PWM_BL) += exynos_pwm_bl.o
COBJS-$(CONFIG_FSL_DIU_FB) += fsl_diu_fb.o videomodes.o
+COBJS-$(CONFIG_MPC8XX_LCD) += mpc8xx_lcd.o
+COBJS-$(CONFIG_PXA_LCD) += pxa_lcd.o
COBJS-$(CONFIG_S6E8AX0) += s6e8ax0.o
COBJS-$(CONFIG_S6E63D6) += s6e63d6.o
COBJS-$(CONFIG_LD9040) += ld9040.o
COBJS-$(CONFIG_SED156X) += sed156x.o
-COBJS-$(CONFIG_VIDEO_AMBA) += amba.o
COBJS-$(CONFIG_VIDEO_BCM2835) += bcm2835.o
COBJS-$(CONFIG_VIDEO_COREBOOT) += coreboot_fb.o
COBJS-$(CONFIG_VIDEO_CT69000) += ct69000.o videomodes.o
diff --git a/drivers/video/amba.c b/drivers/video/amba.c
deleted file mode 100644
index ffa1c39..0000000
--- a/drivers/video/amba.c
+++ /dev/null
@@ -1,79 +0,0 @@
-/*
- * Driver for AMBA PrimeCell CLCD
- *
- * Copyright (C) 2009 Alessandro Rubini
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include <lcd.h>
-#include <amba_clcd.h>
-
-/* These variables are required by lcd.c -- although it sets them by itself */
-int lcd_line_length;
-int lcd_color_fg;
-int lcd_color_bg;
-void *lcd_base;
-void *lcd_console_address;
-short console_col;
-short console_row;
-
-/*
- * To use this driver you need to provide the following in board files:
- * a panel_info definition
- * an lcd_enable function (can't define a weak default with current code)
- */
-
-/* There is nothing to do with color registers, we use true color */
-void lcd_setcolreg(ushort regno, ushort red, ushort green, ushort blue)
-{
- return;
-}
-
-/* Low level initialization of the logic cell: depends on panel_info */
-void lcd_ctrl_init(void *lcdbase)
-{
- struct clcd_config *config;
- struct clcd_registers *regs;
- u32 cntl;
-
- config = panel_info.priv;
- regs = config->address;
- cntl = config->cntl & ~CNTL_LCDEN;
-
- /* Lazily, just copy the registers over: first control with disable */
- writel(cntl, &regs->cntl);
-
- writel(config->tim0, &regs->tim0);
- writel(config->tim1, &regs->tim1);
- writel(config->tim2, &regs->tim2);
- writel(config->tim3, &regs->tim3);
- writel((u32)lcdbase, &regs->ubas);
- /* finally, enable */
- writel(cntl | CNTL_LCDEN, &regs->cntl);
-}
-
-/* This is trivial, and copied from atmel_lcdfb.c */
-ulong calc_fbsize(void)
-{
- return ((panel_info.vl_col * panel_info.vl_row *
- NBITS(panel_info.vl_bpix)) / 8) + PAGE_SIZE;
-}
diff --git a/drivers/video/atmel_hlcdfb.c b/drivers/video/atmel_hlcdfb.c
index b10ca4b..fc95897 100644
--- a/drivers/video/atmel_hlcdfb.c
+++ b/drivers/video/atmel_hlcdfb.c
@@ -29,16 +29,6 @@
#include <lcd.h>
#include <atmel_hlcdc.h>
-int lcd_line_length;
-int lcd_color_fg;
-int lcd_color_bg;
-
-void *lcd_base; /* Start of framebuffer memory */
-void *lcd_console_address; /* Start of console buffer */
-
-short console_col;
-short console_row;
-
/* configurable parameters */
#define ATMEL_LCDC_CVAL_DEFAULT 0xc8
#define ATMEL_LCDC_DMA_BURST_LEN 8
diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c
index c02ffd8..2afeab2 100644
--- a/drivers/video/atmel_lcdfb.c
+++ b/drivers/video/atmel_lcdfb.c
@@ -29,16 +29,6 @@
#include <lcd.h>
#include <atmel_lcdc.h>
-int lcd_line_length;
-int lcd_color_fg;
-int lcd_color_bg;
-
-void *lcd_base; /* Start of framebuffer memory */
-void *lcd_console_address; /* Start of console buffer */
-
-short console_col;
-short console_row;
-
/* configurable parameters */
#define ATMEL_LCDC_CVAL_DEFAULT 0xc8
#define ATMEL_LCDC_DMA_BURST_LEN 8
diff --git a/drivers/video/cfb_console.c b/drivers/video/cfb_console.c
index 26f673a..61e1058 100644
--- a/drivers/video/cfb_console.c
+++ b/drivers/video/cfb_console.c
@@ -1515,13 +1515,6 @@ int video_display_bitmap(ulong bmp_image, int x, int y)
padded_line = (((width * bpp + 7) / 8) + 3) & ~0x3;
- /*
- * Just ignore elements which are completely beyond screen
- * dimensions.
- */
- if ((x >= VIDEO_VISIBLE_COLS) || (y >= VIDEO_VISIBLE_ROWS))
- return 0;
-
#ifdef CONFIG_SPLASH_SCREEN_ALIGN
if (x == BMP_ALIGN_CENTER)
x = max(0, (VIDEO_VISIBLE_COLS - width) / 2);
@@ -1534,6 +1527,13 @@ int video_display_bitmap(ulong bmp_image, int x, int y)
y = max(0, VIDEO_VISIBLE_ROWS - height + y + 1);
#endif /* CONFIG_SPLASH_SCREEN_ALIGN */
+ /*
+ * Just ignore elements which are completely beyond screen
+ * dimensions.
+ */
+ if ((x >= VIDEO_VISIBLE_COLS) || (y >= VIDEO_VISIBLE_ROWS))
+ return 0;
+
if ((x + width) > VIDEO_VISIBLE_COLS)
width = VIDEO_VISIBLE_COLS - x;
if ((y + height) > VIDEO_VISIBLE_ROWS)
diff --git a/drivers/video/exynos_fb.c b/drivers/video/exynos_fb.c
index ee0ed06..c0f1830 100644
--- a/drivers/video/exynos_fb.c
+++ b/drivers/video/exynos_fb.c
@@ -33,15 +33,7 @@
#include "exynos_fb.h"
-int lcd_line_length;
-int lcd_color_fg;
-int lcd_color_bg;
-
-void *lcd_base;
-void *lcd_console_address;
-
-short console_col;
-short console_row;
+DECLARE_GLOBAL_DATA_PTR;
static unsigned int panel_width, panel_height;
@@ -52,11 +44,9 @@ static void exynos_lcd_init_mem(void *lcdbase, vidinfo_t *vid)
fb_size = vid->vl_row * vid->vl_col * (NBITS(vid->vl_bpix) >> 3);
- lcd_base = lcdbase;
-
palette_size = NBITS(vid->vl_bpix) == 8 ? 256 : 16;
- exynos_fimd_lcd_init_mem((unsigned long)lcd_base,
+ exynos_fimd_lcd_init_mem((unsigned long)lcdbase,
(unsigned long)fb_size, palette_size);
}
@@ -148,7 +138,7 @@ void lcd_ctrl_init(void *lcdbase)
void lcd_enable(void)
{
if (panel_info.logo_on) {
- memset(lcd_base, 0, panel_width * panel_height *
+ memset((void *) gd->fb_base, 0, panel_width * panel_height *
(NBITS(panel_info.vl_bpix) >> 3));
#ifdef CONFIG_CMD_BMP
draw_logo();
diff --git a/drivers/video/mpc8xx_lcd.c b/drivers/video/mpc8xx_lcd.c
new file mode 100644
index 0000000..f0f728e
--- /dev/null
+++ b/drivers/video/mpc8xx_lcd.c
@@ -0,0 +1,564 @@
+/*
+ * (C) Copyright 2001-2002
+ * Wolfgang Denk, DENX Software Engineering -- wd@denx.de
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+/************************************************************************/
+/* ** HEADER FILES */
+/************************************************************************/
+
+/* #define DEBUG */
+
+#include <config.h>
+#include <common.h>
+#include <command.h>
+#include <watchdog.h>
+#include <version.h>
+#include <stdarg.h>
+#include <lcdvideo.h>
+#include <linux/types.h>
+#include <stdio_dev.h>
+#if defined(CONFIG_POST)
+#include <post.h>
+#endif
+#include <lcd.h>
+
+#ifdef CONFIG_LCD
+
+/************************************************************************/
+/* ** CONFIG STUFF -- should be moved to board config file */
+/************************************************************************/
+#ifndef CONFIG_LCD_INFO
+#define CONFIG_LCD_INFO /* Display Logo, (C) and system info */
+#endif
+
+#if defined(CONFIG_V37) || defined(CONFIG_EDT32F10)
+#undef CONFIG_LCD_LOGO
+#undef CONFIG_LCD_INFO
+#endif
+
+/*----------------------------------------------------------------------*/
+#ifdef CONFIG_KYOCERA_KCS057QV1AJ
+/*
+ * Kyocera KCS057QV1AJ-G23. Passive, color, single scan.
+ */
+#define LCD_BPP LCD_COLOR4
+
+vidinfo_t panel_info = {
+ 640, 480, 132, 99, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH,
+ LCD_BPP, 1, 0, 1, 0, 5, 0, 0, 0
+ /* wbl, vpw, lcdac, wbf */
+};
+#endif /* CONFIG_KYOCERA_KCS057QV1AJ */
+/*----------------------------------------------------------------------*/
+
+/*----------------------------------------------------------------------*/
+#ifdef CONFIG_HITACHI_SP19X001_Z1A
+/*
+ * Hitachi SP19X001-. Active, color, single scan.
+ */
+vidinfo_t panel_info = {
+ 640, 480, 154, 116, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH,
+ LCD_COLOR8, 1, 0, 1, 0, 0, 0, 0, 0
+ /* wbl, vpw, lcdac, wbf */
+};
+#endif /* CONFIG_HITACHI_SP19X001_Z1A */
+/*----------------------------------------------------------------------*/
+
+/*----------------------------------------------------------------------*/
+#ifdef CONFIG_NEC_NL6448AC33
+/*
+ * NEC NL6448AC33-18. Active, color, single scan.
+ */
+vidinfo_t panel_info = {
+ 640, 480, 132, 99, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW, CONFIG_SYS_LOW, CONFIG_SYS_HIGH,
+ 3, 0, 0, 1, 1, 144, 2, 0, 33
+ /* wbl, vpw, lcdac, wbf */
+};
+#endif /* CONFIG_NEC_NL6448AC33 */
+/*----------------------------------------------------------------------*/
+
+#ifdef CONFIG_NEC_NL6448BC20
+/*
+ * NEC NL6448BC20-08. 6.5", 640x480. Active, color, single scan.
+ */
+vidinfo_t panel_info = {
+ 640, 480, 132, 99, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW, CONFIG_SYS_LOW, CONFIG_SYS_HIGH,
+ 3, 0, 0, 1, 1, 144, 2, 0, 33
+ /* wbl, vpw, lcdac, wbf */
+};
+#endif /* CONFIG_NEC_NL6448BC20 */
+/*----------------------------------------------------------------------*/
+
+#ifdef CONFIG_NEC_NL6448BC33_54
+/*
+ * NEC NL6448BC33-54. 10.4", 640x480. Active, color, single scan.
+ */
+vidinfo_t panel_info = {
+ 640, 480, 212, 158, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW, CONFIG_SYS_LOW, CONFIG_SYS_HIGH,
+ 3, 0, 0, 1, 1, 144, 2, 0, 33
+ /* wbl, vpw, lcdac, wbf */
+};
+#endif /* CONFIG_NEC_NL6448BC33_54 */
+/*----------------------------------------------------------------------*/
+
+#ifdef CONFIG_SHARP_LQ104V7DS01
+/*
+ * SHARP LQ104V7DS01. 6.5", 640x480. Active, color, single scan.
+ */
+vidinfo_t panel_info = {
+ 640, 480, 132, 99, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW, CONFIG_SYS_LOW, CONFIG_SYS_LOW,
+ 3, 0, 0, 1, 1, 25, 1, 0, 33
+ /* wbl, vpw, lcdac, wbf */
+};
+#endif /* CONFIG_SHARP_LQ104V7DS01 */
+/*----------------------------------------------------------------------*/
+
+#ifdef CONFIG_SHARP_16x9
+/*
+ * Sharp 320x240. Active, color, single scan. It isn't 16x9, and I am
+ * not sure what it is.......
+ */
+vidinfo_t panel_info = {
+ 320, 240, 0, 0, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH,
+ 3, 0, 0, 1, 1, 15, 4, 0, 3
+};
+#endif /* CONFIG_SHARP_16x9 */
+/*----------------------------------------------------------------------*/
+
+#ifdef CONFIG_SHARP_LQ057Q3DC02
+/*
+ * Sharp LQ057Q3DC02 display. Active, color, single scan.
+ */
+#undef LCD_DF
+#define LCD_DF 12
+
+vidinfo_t panel_info = {
+ 320, 240, 0, 0, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW, CONFIG_SYS_LOW, CONFIG_SYS_HIGH,
+ 3, 0, 0, 1, 1, 15, 4, 0, 3
+ /* wbl, vpw, lcdac, wbf */
+};
+#define CONFIG_LCD_INFO_BELOW_LOGO
+#endif /* CONFIG_SHARP_LQ057Q3DC02 */
+/*----------------------------------------------------------------------*/
+
+#ifdef CONFIG_SHARP_LQ64D341
+/*
+ * Sharp LQ64D341 display, 640x480. Active, color, single scan.
+ */
+vidinfo_t panel_info = {
+ 640, 480, 0, 0, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW, CONFIG_SYS_LOW, CONFIG_SYS_HIGH,
+ 3, 0, 0, 1, 1, 128, 16, 0, 32
+ /* wbl, vpw, lcdac, wbf */
+};
+#endif /* CONFIG_SHARP_LQ64D341 */
+
+#ifdef CONFIG_SHARP_LQ065T9DR51U
+/*
+ * Sharp LQ065T9DR51U display, 400x240. Active, color, single scan.
+ */
+vidinfo_t panel_info = {
+ 400, 240, 143, 79, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH,
+ 3, 0, 0, 1, 1, 248, 4, 0, 35
+ /* wbl, vpw, lcdac, wbf */
+};
+#define CONFIG_LCD_INFO_BELOW_LOGO
+#endif /* CONFIG_SHARP_LQ065T9DR51U */
+
+#ifdef CONFIG_SHARP_LQ084V1DG21
+/*
+ * Sharp LQ084V1DG21 display, 640x480. Active, color, single scan.
+ */
+vidinfo_t panel_info = {
+ 640, 480, 171, 129, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW, CONFIG_SYS_LOW, CONFIG_SYS_LOW,
+ 3, 0, 0, 1, 1, 160, 3, 0, 48
+ /* wbl, vpw, lcdac, wbf */
+};
+#endif /* CONFIG_SHARP_LQ084V1DG21 */
+
+/*----------------------------------------------------------------------*/
+
+#ifdef CONFIG_HLD1045
+/*
+ * HLD1045 display, 640x480. Active, color, single scan.
+ */
+vidinfo_t panel_info = {
+ 640, 480, 0, 0, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW, CONFIG_SYS_LOW, CONFIG_SYS_HIGH,
+ 3, 0, 0, 1, 1, 160, 3, 0, 48
+ /* wbl, vpw, lcdac, wbf */
+};
+#endif /* CONFIG_HLD1045 */
+/*----------------------------------------------------------------------*/
+
+#ifdef CONFIG_PRIMEVIEW_V16C6448AC
+/*
+ * Prime View V16C6448AC
+ */
+vidinfo_t panel_info = {
+ 640, 480, 130, 98, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW, CONFIG_SYS_LOW, CONFIG_SYS_HIGH,
+ 3, 0, 0, 1, 1, 144, 2, 0, 35
+ /* wbl, vpw, lcdac, wbf */
+};
+#endif /* CONFIG_PRIMEVIEW_V16C6448AC */
+
+/*----------------------------------------------------------------------*/
+
+#ifdef CONFIG_OPTREX_BW
+/*
+ * Optrex CBL50840-2 NF-FW 99 22 M5
+ * or
+ * Hitachi LMG6912RPFC-00T
+ * or
+ * Hitachi SP14Q002
+ *
+ * 320x240. Black & white.
+ */
+#define OPTREX_BPP 0 /* 0 - monochrome, 1 bpp */
+ /* 1 - 4 grey levels, 2 bpp */
+ /* 2 - 16 grey levels, 4 bpp */
+vidinfo_t panel_info = {
+ 320, 240, 0, 0, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW,
+ OPTREX_BPP, 0, 0, 0, 0, 0, 0, 0, 0, 4
+};
+#endif /* CONFIG_OPTREX_BW */
+
+/*-----------------------------------------------------------------*/
+#ifdef CONFIG_EDT32F10
+/*
+ * Emerging Display Technologies 320x240. Passive, monochrome, single scan.
+ */
+#define LCD_BPP LCD_MONOCHROME
+#define LCD_DF 10
+
+vidinfo_t panel_info = {
+ 320, 240, 0, 0, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_HIGH, CONFIG_SYS_LOW,
+ LCD_BPP, 0, 0, 0, 0, 33, 0, 0, 0
+};
+#endif
+
+/************************************************************************/
+/* ----------------- chipset specific functions ----------------------- */
+/************************************************************************/
+
+/*
+ * Calculate fb size for VIDEOLFB_ATAG.
+ */
+ulong calc_fbsize (void)
+{
+ ulong size;
+ int line_length = (panel_info.vl_col * NBITS (panel_info.vl_bpix)) / 8;
+
+ size = line_length * panel_info.vl_row;
+
+ return size;
+}
+
+void lcd_ctrl_init (void *lcdbase)
+{
+ volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
+ volatile lcd823_t *lcdp = &immr->im_lcd;
+
+ uint lccrtmp;
+ uint lchcr_hpc_tmp;
+
+ /* Initialize the LCD control register according to the LCD
+ * parameters defined. We do everything here but enable
+ * the controller.
+ */
+
+#ifdef CONFIG_RPXLITE
+ /* This is special for RPXlite_DW Software Development Platform **[Sam]** */
+ panel_info.vl_dp = CONFIG_SYS_LOW;
+#endif
+
+ lccrtmp = LCDBIT (LCCR_BNUM_BIT,
+ (((panel_info.vl_row * panel_info.vl_col) * (1 << LCD_BPP)) / 128));
+
+ lccrtmp |= LCDBIT (LCCR_CLKP_BIT, panel_info.vl_clkp) |
+ LCDBIT (LCCR_OEP_BIT, panel_info.vl_oep) |
+ LCDBIT (LCCR_HSP_BIT, panel_info.vl_hsp) |
+ LCDBIT (LCCR_VSP_BIT, panel_info.vl_vsp) |
+ LCDBIT (LCCR_DP_BIT, panel_info.vl_dp) |
+ LCDBIT (LCCR_BPIX_BIT, panel_info.vl_bpix) |
+ LCDBIT (LCCR_LBW_BIT, panel_info.vl_lbw) |
+ LCDBIT (LCCR_SPLT_BIT, panel_info.vl_splt) |
+ LCDBIT (LCCR_CLOR_BIT, panel_info.vl_clor) |
+ LCDBIT (LCCR_TFT_BIT, panel_info.vl_tft);
+
+#if 0
+ lccrtmp |= ((SIU_LEVEL5 / 2) << 12);
+ lccrtmp |= LCCR_EIEN;
+#endif
+
+ lcdp->lcd_lccr = lccrtmp;
+ lcdp->lcd_lcsr = 0xFF; /* Clear pending interrupts */
+
+ /* Initialize LCD controller bus priorities.
+ */
+#ifdef CONFIG_RBC823
+ immr->im_siu_conf.sc_sdcr = (immr->im_siu_conf.sc_sdcr & ~0x0f) | 1; /* RAID = 01, LAID = 00 */
+#else
+ immr->im_siu_conf.sc_sdcr &= ~0x0f; /* RAID = LAID = 0 */
+
+ /* set SHFT/CLOCK division factor 4
+ * This needs to be set based upon display type and processor
+ * speed. The TFT displays run about 20 to 30 MHz.
+ * I was running 64 MHz processor speed.
+ * The value for this divider must be chosen so the result is
+ * an integer of the processor speed (i.e., divide by 3 with
+ * 64 MHz would be bad).
+ */
+ immr->im_clkrst.car_sccr &= ~0x1F;
+ immr->im_clkrst.car_sccr |= LCD_DF; /* was 8 */
+
+#endif /* CONFIG_RBC823 */
+
+#if defined(CONFIG_RBC823)
+ /* Enable LCD on port D.
+ */
+ immr->im_ioport.iop_pddat &= 0x0300;
+ immr->im_ioport.iop_pdpar |= 0x1CFF;
+ immr->im_ioport.iop_pddir |= 0x1CFF;
+
+ /* Configure LCD_ON, VEE_ON, CCFL_ON on port B.
+ */
+ immr->im_cpm.cp_pbdat &= ~0x00005001;
+ immr->im_cpm.cp_pbpar &= ~0x00005001;
+ immr->im_cpm.cp_pbdir |= 0x00005001;
+#elif !defined(CONFIG_EDT32F10)
+ /* Enable LCD on port D.
+ */
+ immr->im_ioport.iop_pdpar |= 0x1FFF;
+ immr->im_ioport.iop_pddir |= 0x1FFF;
+
+ /* Enable LCD_A/B/C on port B.
+ */
+ immr->im_cpm.cp_pbpar |= 0x00005001;
+ immr->im_cpm.cp_pbdir |= 0x00005001;
+#else
+ /* Enable LCD on port D.
+ */
+ immr->im_ioport.iop_pdpar |= 0x1DFF;
+ immr->im_ioport.iop_pdpar &= ~0x0200;
+ immr->im_ioport.iop_pddir |= 0x1FFF;
+ immr->im_ioport.iop_pddat |= 0x0200;
+#endif
+
+ /* Load the physical address of the linear frame buffer
+ * into the LCD controller.
+ * BIG NOTE: This has to be modified to load A and B depending
+ * upon the split mode of the LCD.
+ */
+ lcdp->lcd_lcfaa = (ulong)lcdbase;
+ lcdp->lcd_lcfba = (ulong)lcdbase;
+
+ /* MORE HACKS...This must be updated according to 823 manual
+ * for different panels.
+ * Udi Finkelstein - done - see below:
+ * Note: You better not try unsupported combinations such as
+ * 4-bit wide passive dual scan LCD at 4/8 Bit color.
+ */
+ lchcr_hpc_tmp =
+ (panel_info.vl_col *
+ (panel_info.vl_tft ? 8 :
+ (((2 - panel_info.vl_lbw) << /* 4 bit=2, 8-bit = 1 */
+ /* use << to mult by: single scan = 1, dual scan = 2 */
+ panel_info.vl_splt) *
+ (panel_info.vl_bpix | 1)))) >> 3; /* 2/4 BPP = 1, 8/16 BPP = 3 */
+
+ lcdp->lcd_lchcr = LCHCR_BO |
+ LCDBIT (LCHCR_AT_BIT, 4) |
+ LCDBIT (LCHCR_HPC_BIT, lchcr_hpc_tmp) |
+ panel_info.vl_wbl;
+
+ lcdp->lcd_lcvcr = LCDBIT (LCVCR_VPW_BIT, panel_info.vl_vpw) |
+ LCDBIT (LCVCR_LCD_AC_BIT, panel_info.vl_lcdac) |
+ LCDBIT (LCVCR_VPC_BIT, panel_info.vl_row) |
+ panel_info.vl_wbf;
+
+}
+
+/*----------------------------------------------------------------------*/
+
+#if LCD_BPP == LCD_COLOR8
+void
+lcd_setcolreg (ushort regno, ushort red, ushort green, ushort blue)
+{
+ volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
+ volatile cpm8xx_t *cp = &(immr->im_cpm);
+ unsigned short colreg, *cmap_ptr;
+
+ cmap_ptr = (unsigned short *)&cp->lcd_cmap[regno * 2];
+
+ colreg = ((red & 0x0F) << 8) |
+ ((green & 0x0F) << 4) |
+ (blue & 0x0F) ;
+#ifdef CONFIG_SYS_INVERT_COLORS
+ colreg ^= 0x0FFF;
+#endif
+ *cmap_ptr = colreg;
+
+ debug ("setcolreg: reg %2d @ %p: R=%02X G=%02X B=%02X => %02X%02X\n",
+ regno, &(cp->lcd_cmap[regno * 2]),
+ red, green, blue,
+ cp->lcd_cmap[ regno * 2 ], cp->lcd_cmap[(regno * 2) + 1]);
+}
+#endif /* LCD_COLOR8 */
+
+/*----------------------------------------------------------------------*/
+
+#if LCD_BPP == LCD_MONOCHROME
+static
+void lcd_initcolregs (void)
+{
+ volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
+ volatile cpm8xx_t *cp = &(immr->im_cpm);
+ ushort regno;
+
+ for (regno = 0; regno < 16; regno++) {
+ cp->lcd_cmap[regno * 2] = 0;
+ cp->lcd_cmap[(regno * 2) + 1] = regno & 0x0f;
+ }
+}
+#endif
+
+/*----------------------------------------------------------------------*/
+
+void lcd_enable (void)
+{
+ volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
+ volatile lcd823_t *lcdp = &immr->im_lcd;
+
+ /* Enable the LCD panel */
+#ifndef CONFIG_RBC823
+ immr->im_siu_conf.sc_sdcr |= (1 << (31 - 25)); /* LAM = 1 */
+#endif
+ lcdp->lcd_lccr |= LCCR_PON;
+
+#ifdef CONFIG_V37
+ /* Turn on display backlight */
+ immr->im_cpm.cp_pbpar |= 0x00008000;
+ immr->im_cpm.cp_pbdir |= 0x00008000;
+#elif defined(CONFIG_RBC823)
+ /* Turn on display backlight */
+ immr->im_cpm.cp_pbdat |= 0x00004000;
+#endif
+
+#if defined(CONFIG_LWMON)
+ { uchar c = pic_read (0x60);
+#if defined(CONFIG_LCD) && defined(CONFIG_LWMON) && (CONFIG_POST & CONFIG_SYS_POST_SYSMON)
+ /* Enable LCD later in sysmon test, only if temperature is OK */
+#else
+ c |= 0x07; /* Power on CCFL, Enable CCFL, Chip Enable LCD */
+#endif
+ pic_write (0x60, c);
+ }
+#endif /* CONFIG_LWMON */
+
+#if defined(CONFIG_R360MPI)
+ {
+ extern void r360_i2c_lcd_write (uchar data0, uchar data1);
+ unsigned long bgi, ctr;
+ char *p;
+
+ if ((p = getenv("lcdbgi")) != NULL) {
+ bgi = simple_strtoul (p, 0, 10) & 0xFFF;
+ } else {
+ bgi = 0xFFF;
+ }
+
+ if ((p = getenv("lcdctr")) != NULL) {
+ ctr = simple_strtoul (p, 0, 10) & 0xFFF;
+ } else {
+ ctr=0x7FF;
+ }
+
+ r360_i2c_lcd_write(0x10, 0x01);
+ r360_i2c_lcd_write(0x20, 0x01);
+ r360_i2c_lcd_write(0x30 | ((bgi>>8) & 0xF), bgi & 0xFF);
+ r360_i2c_lcd_write(0x40 | ((ctr>>8) & 0xF), ctr & 0xFF);
+ }
+#endif /* CONFIG_R360MPI */
+#ifdef CONFIG_RBC823
+ udelay(200000); /* wait 200ms */
+ /* Turn VEE_ON first */
+ immr->im_cpm.cp_pbdat |= 0x00000001;
+ udelay(200000); /* wait 200ms */
+ /* Now turn on LCD_ON */
+ immr->im_cpm.cp_pbdat |= 0x00001000;
+#endif
+#ifdef CONFIG_RRVISION
+ debug ("PC4->Output(1): enable LVDS\n");
+ debug ("PC5->Output(0): disable PAL clock\n");
+ immr->im_ioport.iop_pddir |= 0x1000;
+ immr->im_ioport.iop_pcpar &= ~(0x0C00);
+ immr->im_ioport.iop_pcdir |= 0x0C00 ;
+ immr->im_ioport.iop_pcdat |= 0x0800 ;
+ immr->im_ioport.iop_pcdat &= ~(0x0400);
+ debug ("PDPAR=0x%04X PDDIR=0x%04X PDDAT=0x%04X\n",
+ immr->im_ioport.iop_pdpar,
+ immr->im_ioport.iop_pddir,
+ immr->im_ioport.iop_pddat);
+ debug ("PCPAR=0x%04X PCDIR=0x%04X PCDAT=0x%04X\n",
+ immr->im_ioport.iop_pcpar,
+ immr->im_ioport.iop_pcdir,
+ immr->im_ioport.iop_pcdat);
+#endif
+}
+
+/*----------------------------------------------------------------------*/
+
+#if defined (CONFIG_RBC823)
+void lcd_disable (void)
+{
+ volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR;
+ volatile lcd823_t *lcdp = &immr->im_lcd;
+
+#if defined(CONFIG_LWMON)
+ { uchar c = pic_read (0x60);
+ c &= ~0x07; /* Power off CCFL, Disable CCFL, Chip Disable LCD */
+ pic_write (0x60, c);
+ }
+#elif defined(CONFIG_R360MPI)
+ {
+ extern void r360_i2c_lcd_write (uchar data0, uchar data1);
+
+ r360_i2c_lcd_write(0x10, 0x00);
+ r360_i2c_lcd_write(0x20, 0x00);
+ r360_i2c_lcd_write(0x30, 0x00);
+ r360_i2c_lcd_write(0x40, 0x00);
+ }
+#endif /* CONFIG_LWMON */
+ /* Disable the LCD panel */
+ lcdp->lcd_lccr &= ~LCCR_PON;
+#ifdef CONFIG_RBC823
+ /* Turn off display backlight, VEE and LCD_ON */
+ immr->im_cpm.cp_pbdat &= ~0x00005001;
+#else
+ immr->im_siu_conf.sc_sdcr &= ~(1 << (31 - 25)); /* LAM = 0 */
+#endif /* CONFIG_RBC823 */
+}
+#endif /* NOT_USED_SO_FAR || CONFIG_RBC823 */
+
+
+/************************************************************************/
+
+#endif /* CONFIG_LCD */
diff --git a/drivers/video/pxa_lcd.c b/drivers/video/pxa_lcd.c
new file mode 100644
index 0000000..b40ec36
--- /dev/null
+++ b/drivers/video/pxa_lcd.c
@@ -0,0 +1,609 @@
+/*
+ * PXA LCD Controller
+ *
+ * (C) Copyright 2001-2002
+ * Wolfgang Denk, DENX Software Engineering -- wd@denx.de
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+/************************************************************************/
+/* ** HEADER FILES */
+/************************************************************************/
+
+#include <config.h>
+#include <common.h>
+#include <version.h>
+#include <stdarg.h>
+#include <linux/types.h>
+#include <stdio_dev.h>
+#include <lcd.h>
+#include <asm/arch/pxa-regs.h>
+#include <asm/io.h>
+
+/* #define DEBUG */
+
+#ifdef CONFIG_LCD
+
+/*----------------------------------------------------------------------*/
+/*
+ * Define panel bpp, LCCR0, LCCR3 and panel_info video struct for
+ * your display.
+ */
+
+#ifdef CONFIG_PXA_VGA
+/* LCD outputs connected to a video DAC */
+# define LCD_BPP LCD_COLOR8
+
+/* you have to set lccr0 and lccr3 (including pcd) */
+# define REG_LCCR0 0x003008f8
+# define REG_LCCR3 0x0300FF01
+
+/* 640x480x16 @ 61 Hz */
+vidinfo_t panel_info = {
+ .vl_col = 640,
+ .vl_row = 480,
+ .vl_width = 640,
+ .vl_height = 480,
+ .vl_clkp = CONFIG_SYS_HIGH,
+ .vl_oep = CONFIG_SYS_HIGH,
+ .vl_hsp = CONFIG_SYS_HIGH,
+ .vl_vsp = CONFIG_SYS_HIGH,
+ .vl_dp = CONFIG_SYS_HIGH,
+ .vl_bpix = LCD_BPP,
+ .vl_lbw = 0,
+ .vl_splt = 0,
+ .vl_clor = 0,
+ .vl_tft = 1,
+ .vl_hpw = 40,
+ .vl_blw = 56,
+ .vl_elw = 56,
+ .vl_vpw = 20,
+ .vl_bfw = 8,
+ .vl_efw = 8,
+};
+#endif /* CONFIG_PXA_VIDEO */
+
+/*----------------------------------------------------------------------*/
+#ifdef CONFIG_SHARP_LM8V31
+
+# define LCD_BPP LCD_COLOR8
+# define LCD_INVERT_COLORS /* Needed for colors to be correct, but why? */
+
+/* you have to set lccr0 and lccr3 (including pcd) */
+# define REG_LCCR0 0x0030087C
+# define REG_LCCR3 0x0340FF08
+
+vidinfo_t panel_info = {
+ .vl_col = 640,
+ .vl_row = 480,
+ .vl_width = 157,
+ .vl_height = 118,
+ .vl_clkp = CONFIG_SYS_HIGH,
+ .vl_oep = CONFIG_SYS_HIGH,
+ .vl_hsp = CONFIG_SYS_HIGH,
+ .vl_vsp = CONFIG_SYS_HIGH,
+ .vl_dp = CONFIG_SYS_HIGH,
+ .vl_bpix = LCD_BPP,
+ .vl_lbw = 0,
+ .vl_splt = 1,
+ .vl_clor = 1,
+ .vl_tft = 0,
+ .vl_hpw = 1,
+ .vl_blw = 3,
+ .vl_elw = 3,
+ .vl_vpw = 1,
+ .vl_bfw = 0,
+ .vl_efw = 0,
+};
+#endif /* CONFIG_SHARP_LM8V31 */
+/*----------------------------------------------------------------------*/
+#ifdef CONFIG_VOIPAC_LCD
+
+# define LCD_BPP LCD_COLOR8
+# define LCD_INVERT_COLORS
+
+/* you have to set lccr0 and lccr3 (including pcd) */
+# define REG_LCCR0 0x043008f8
+# define REG_LCCR3 0x0340FF08
+
+vidinfo_t panel_info = {
+ .vl_col = 640,
+ .vl_row = 480,
+ .vl_width = 157,
+ .vl_height = 118,
+ .vl_clkp = CONFIG_SYS_HIGH,
+ .vl_oep = CONFIG_SYS_HIGH,
+ .vl_hsp = CONFIG_SYS_HIGH,
+ .vl_vsp = CONFIG_SYS_HIGH,
+ .vl_dp = CONFIG_SYS_HIGH,
+ .vl_bpix = LCD_BPP,
+ .vl_lbw = 0,
+ .vl_splt = 1,
+ .vl_clor = 1,
+ .vl_tft = 1,
+ .vl_hpw = 32,
+ .vl_blw = 144,
+ .vl_elw = 32,
+ .vl_vpw = 2,
+ .vl_bfw = 13,
+ .vl_efw = 30,
+};
+#endif /* CONFIG_VOIPAC_LCD */
+
+/*----------------------------------------------------------------------*/
+#ifdef CONFIG_HITACHI_SX14
+/* Hitachi SX14Q004-ZZA color STN LCD */
+#define LCD_BPP LCD_COLOR8
+
+/* you have to set lccr0 and lccr3 (including pcd) */
+#define REG_LCCR0 0x00301079
+#define REG_LCCR3 0x0340FF20
+
+vidinfo_t panel_info = {
+ .vl_col = 320,
+ .vl_row = 240,
+ .vl_width = 167,
+ .vl_height = 109,
+ .vl_clkp = CONFIG_SYS_HIGH,
+ .vl_oep = CONFIG_SYS_HIGH,
+ .vl_hsp = CONFIG_SYS_HIGH,
+ .vl_vsp = CONFIG_SYS_HIGH,
+ .vl_dp = CONFIG_SYS_HIGH,
+ .vl_bpix = LCD_BPP,
+ .vl_lbw = 1,
+ .vl_splt = 0,
+ .vl_clor = 1,
+ .vl_tft = 0,
+ .vl_hpw = 1,
+ .vl_blw = 1,
+ .vl_elw = 1,
+ .vl_vpw = 7,
+ .vl_bfw = 0,
+ .vl_efw = 0,
+};
+#endif /* CONFIG_HITACHI_SX14 */
+
+/*----------------------------------------------------------------------*/
+#ifdef CONFIG_LMS283GF05
+
+# define LCD_BPP LCD_COLOR8
+/*# define LCD_INVERT_COLORS*/
+
+/* you have to set lccr0 and lccr3 (including pcd) */
+# define REG_LCCR0 0x043008f8
+# define REG_LCCR3 0x03b00009
+
+vidinfo_t panel_info = {
+ .vl_col = 240,
+ .vl_row = 320,
+ .vl_width = 240,
+ .vl_height = 320,
+ .vl_clkp = CONFIG_SYS_HIGH,
+ .vl_oep = CONFIG_SYS_LOW,
+ .vl_hsp = CONFIG_SYS_LOW,
+ .vl_vsp = CONFIG_SYS_LOW,
+ .vl_dp = CONFIG_SYS_HIGH,
+ .vl_bpix = LCD_BPP,
+ .vl_lbw = 0,
+ .vl_splt = 1,
+ .vl_clor = 1,
+ .vl_tft = 1,
+ .vl_hpw = 4,
+ .vl_blw = 4,
+ .vl_elw = 8,
+ .vl_vpw = 4,
+ .vl_bfw = 4,
+ .vl_efw = 8,
+};
+#endif /* CONFIG_LMS283GF05 */
+
+/*----------------------------------------------------------------------*/
+
+#ifdef CONFIG_ACX517AKN
+
+# define LCD_BPP LCD_COLOR8
+
+/* you have to set lccr0 and lccr3 (including pcd) */
+# define REG_LCCR0 0x003008f9
+# define REG_LCCR3 0x03700006
+
+vidinfo_t panel_info = {
+ .vl_col = 320,
+ .vl_row = 320,
+ .vl_width = 320,
+ .vl_height = 320,
+ .vl_clkp = CONFIG_SYS_HIGH,
+ .vl_oep = CONFIG_SYS_LOW,
+ .vl_hsp = CONFIG_SYS_LOW,
+ .vl_vsp = CONFIG_SYS_LOW,
+ .vl_dp = CONFIG_SYS_HIGH,
+ .vl_bpix = LCD_BPP,
+ .vl_lbw = 0,
+ .vl_splt = 1,
+ .vl_clor = 1,
+ .vl_tft = 1,
+ .vl_hpw = 0x04,
+ .vl_blw = 0x1c,
+ .vl_elw = 0x08,
+ .vl_vpw = 0x01,
+ .vl_bfw = 0x07,
+ .vl_efw = 0x08,
+};
+#endif /* CONFIG_ACX517AKN */
+
+/*----------------------------------------------------------------------*/
+
+#ifdef CONFIG_LQ038J7DH53
+
+# define LCD_BPP LCD_COLOR8
+
+/* you have to set lccr0 and lccr3 (including pcd) */
+# define REG_LCCR0 0x003008f9
+# define REG_LCCR3 0x03700004
+
+vidinfo_t panel_info = {
+ .vl_col = 320,
+ .vl_row = 480,
+ .vl_width = 320,
+ .vl_height = 480,
+ .vl_clkp = CONFIG_SYS_HIGH,
+ .vl_oep = CONFIG_SYS_LOW,
+ .vl_hsp = CONFIG_SYS_LOW,
+ .vl_vsp = CONFIG_SYS_LOW,
+ .vl_dp = CONFIG_SYS_HIGH,
+ .vl_bpix = LCD_BPP,
+ .vl_lbw = 0,
+ .vl_splt = 1,
+ .vl_clor = 1,
+ .vl_tft = 1,
+ .vl_hpw = 0x04,
+ .vl_blw = 0x20,
+ .vl_elw = 0x01,
+ .vl_vpw = 0x01,
+ .vl_bfw = 0x04,
+ .vl_efw = 0x01,
+};
+#endif /* CONFIG_ACX517AKN */
+
+/*----------------------------------------------------------------------*/
+
+#ifdef CONFIG_LITTLETON_LCD
+# define LCD_BPP LCD_COLOR8
+
+/* you have to set lccr0 and lccr3 (including pcd) */
+# define REG_LCCR0 0x003008f8
+# define REG_LCCR3 0x0300FF04
+
+vidinfo_t panel_info = {
+ .vl_col = 480,
+ .vl_row = 640,
+ .vl_width = 480,
+ .vl_height = 640,
+ .vl_clkp = CONFIG_SYS_HIGH,
+ .vl_oep = CONFIG_SYS_HIGH,
+ .vl_hsp = CONFIG_SYS_HIGH,
+ .vl_vsp = CONFIG_SYS_HIGH,
+ .vl_dp = CONFIG_SYS_HIGH,
+ .vl_bpix = LCD_BPP,
+ .vl_lbw = 0,
+ .vl_splt = 0,
+ .vl_clor = 0,
+ .vl_tft = 1,
+ .vl_hpw = 9,
+ .vl_blw = 8,
+ .vl_elw = 24,
+ .vl_vpw = 2,
+ .vl_bfw = 2,
+ .vl_efw = 4,
+};
+#endif /* CONFIG_LITTLETON_LCD */
+
+/*----------------------------------------------------------------------*/
+
+static int pxafb_init_mem (void *lcdbase, vidinfo_t *vid);
+static void pxafb_setup_gpio (vidinfo_t *vid);
+static void pxafb_enable_controller (vidinfo_t *vid);
+static int pxafb_init (vidinfo_t *vid);
+
+/************************************************************************/
+/* --------------- PXA chipset specific functions ------------------- */
+/************************************************************************/
+
+void lcd_ctrl_init (void *lcdbase)
+{
+ pxafb_init_mem(lcdbase, &panel_info);
+ pxafb_init(&panel_info);
+ pxafb_setup_gpio(&panel_info);
+ pxafb_enable_controller(&panel_info);
+}
+
+/*----------------------------------------------------------------------*/
+#if LCD_BPP == LCD_COLOR8
+void
+lcd_setcolreg (ushort regno, ushort red, ushort green, ushort blue)
+{
+ struct pxafb_info *fbi = &panel_info.pxa;
+ unsigned short *palette = (unsigned short *)fbi->palette;
+ u_int val;
+
+ if (regno < fbi->palette_size) {
+ val = ((red << 8) & 0xf800);
+ val |= ((green << 4) & 0x07e0);
+ val |= (blue & 0x001f);
+
+#ifdef LCD_INVERT_COLORS
+ palette[regno] = ~val;
+#else
+ palette[regno] = val;
+#endif
+ }
+
+ debug ("setcolreg: reg %2d @ %p: R=%02X G=%02X B=%02X => %04X\n",
+ regno, &palette[regno],
+ red, green, blue,
+ palette[regno]);
+}
+#endif /* LCD_COLOR8 */
+
+/*----------------------------------------------------------------------*/
+#if LCD_BPP == LCD_MONOCHROME
+void lcd_initcolregs (void)
+{
+ struct pxafb_info *fbi = &panel_info.pxa;
+ cmap = (ushort *)fbi->palette;
+ ushort regno;
+
+ for (regno = 0; regno < 16; regno++) {
+ cmap[regno * 2] = 0;
+ cmap[(regno * 2) + 1] = regno & 0x0f;
+ }
+}
+#endif /* LCD_MONOCHROME */
+
+/*----------------------------------------------------------------------*/
+void lcd_enable (void)
+{
+}
+
+/************************************************************************/
+/* ** PXA255 specific routines */
+/************************************************************************/
+
+/*
+ * Calculate fb size for VIDEOLFB_ATAG. Size returned contains fb,
+ * descriptors and palette areas.
+ */
+ulong calc_fbsize (void)
+{
+ ulong size;
+ int line_length = (panel_info.vl_col * NBITS (panel_info.vl_bpix)) / 8;
+
+ size = line_length * panel_info.vl_row;
+ size += PAGE_SIZE;
+
+ return size;
+}
+
+static int pxafb_init_mem (void *lcdbase, vidinfo_t *vid)
+{
+ u_long palette_mem_size;
+ struct pxafb_info *fbi = &vid->pxa;
+ int fb_size = vid->vl_row * (vid->vl_col * NBITS (vid->vl_bpix)) / 8;
+
+ fbi->screen = (u_long)lcdbase;
+
+ fbi->palette_size = NBITS(vid->vl_bpix) == 8 ? 256 : 16;
+ palette_mem_size = fbi->palette_size * sizeof(u16);
+
+ debug("palette_mem_size = 0x%08lx\n", (u_long) palette_mem_size);
+ /* locate palette and descs at end of page following fb */
+ fbi->palette = (u_long)lcdbase + fb_size + PAGE_SIZE - palette_mem_size;
+
+ return 0;
+}
+#ifdef CONFIG_CPU_MONAHANS
+static inline void pxafb_setup_gpio (vidinfo_t *vid) {}
+#else
+static void pxafb_setup_gpio (vidinfo_t *vid)
+{
+ u_long lccr0;
+
+ /*
+ * setup is based on type of panel supported
+ */
+
+ lccr0 = vid->pxa.reg_lccr0;
+
+ /* 4 bit interface */
+ if ((lccr0 & LCCR0_CMS) && (lccr0 & LCCR0_SDS) && !(lccr0 & LCCR0_DPD))
+ {
+ debug("Setting GPIO for 4 bit data\n");
+ /* bits 58-61 */
+ writel(readl(GPDR1) | (0xf << 26), GPDR1);
+ writel((readl(GAFR1_U) & ~(0xff << 20)) | (0xaa << 20),
+ GAFR1_U);
+
+ /* bits 74-77 */
+ writel(readl(GPDR2) | (0xf << 10), GPDR2);
+ writel((readl(GAFR2_L) & ~(0xff << 20)) | (0xaa << 20),
+ GAFR2_L);
+ }
+
+ /* 8 bit interface */
+ else if (((lccr0 & LCCR0_CMS) && ((lccr0 & LCCR0_SDS) || (lccr0 & LCCR0_DPD))) ||
+ (!(lccr0 & LCCR0_CMS) && !(lccr0 & LCCR0_PAS) && !(lccr0 & LCCR0_SDS)))
+ {
+ debug("Setting GPIO for 8 bit data\n");
+ /* bits 58-65 */
+ writel(readl(GPDR1) | (0x3f << 26), GPDR1);
+ writel(readl(GPDR2) | (0x3), GPDR2);
+
+ writel((readl(GAFR1_U) & ~(0xfff << 20)) | (0xaaa << 20),
+ GAFR1_U);
+ writel((readl(GAFR2_L) & ~0xf) | (0xa), GAFR2_L);
+
+ /* bits 74-77 */
+ writel(readl(GPDR2) | (0xf << 10), GPDR2);
+ writel((readl(GAFR2_L) & ~(0xff << 20)) | (0xaa << 20),
+ GAFR2_L);
+ }
+
+ /* 16 bit interface */
+ else if (!(lccr0 & LCCR0_CMS) && ((lccr0 & LCCR0_SDS) || (lccr0 & LCCR0_PAS)))
+ {
+ debug("Setting GPIO for 16 bit data\n");
+ /* bits 58-77 */
+ writel(readl(GPDR1) | (0x3f << 26), GPDR1);
+ writel(readl(GPDR2) | 0x00003fff, GPDR2);
+
+ writel((readl(GAFR1_U) & ~(0xfff << 20)) | (0xaaa << 20),
+ GAFR1_U);
+ writel((readl(GAFR2_L) & 0xf0000000) | 0x0aaaaaaa, GAFR2_L);
+ }
+ else
+ {
+ printf("pxafb_setup_gpio: unable to determine bits per pixel\n");
+ }
+}
+#endif
+
+static void pxafb_enable_controller (vidinfo_t *vid)
+{
+ debug("Enabling LCD controller\n");
+
+ /* Sequence from 11.7.10 */
+ writel(vid->pxa.reg_lccr3, LCCR3);
+ writel(vid->pxa.reg_lccr2, LCCR2);
+ writel(vid->pxa.reg_lccr1, LCCR1);
+ writel(vid->pxa.reg_lccr0 & ~LCCR0_ENB, LCCR0);
+ writel(vid->pxa.fdadr0, FDADR0);
+ writel(vid->pxa.fdadr1, FDADR1);
+ writel(readl(LCCR0) | LCCR0_ENB, LCCR0);
+
+#ifdef CONFIG_CPU_MONAHANS
+ writel(readl(CKENA) | CKENA_1_LCD, CKENA);
+#else
+ writel(readl(CKEN) | CKEN16_LCD, CKEN);
+#endif
+
+ debug("FDADR0 = 0x%08x\n", readl(FDADR0));
+ debug("FDADR1 = 0x%08x\n", readl(FDADR1));
+ debug("LCCR0 = 0x%08x\n", readl(LCCR0));
+ debug("LCCR1 = 0x%08x\n", readl(LCCR1));
+ debug("LCCR2 = 0x%08x\n", readl(LCCR2));
+ debug("LCCR3 = 0x%08x\n", readl(LCCR3));
+}
+
+static int pxafb_init (vidinfo_t *vid)
+{
+ struct pxafb_info *fbi = &vid->pxa;
+
+ debug("Configuring PXA LCD\n");
+
+ fbi->reg_lccr0 = REG_LCCR0;
+ fbi->reg_lccr3 = REG_LCCR3;
+
+ debug("vid: vl_col=%d hslen=%d lm=%d rm=%d\n",
+ vid->vl_col, vid->vl_hpw,
+ vid->vl_blw, vid->vl_elw);
+ debug("vid: vl_row=%d vslen=%d um=%d bm=%d\n",
+ vid->vl_row, vid->vl_vpw,
+ vid->vl_bfw, vid->vl_efw);
+
+ fbi->reg_lccr1 =
+ LCCR1_DisWdth(vid->vl_col) +
+ LCCR1_HorSnchWdth(vid->vl_hpw) +
+ LCCR1_BegLnDel(vid->vl_blw) +
+ LCCR1_EndLnDel(vid->vl_elw);
+
+ fbi->reg_lccr2 =
+ LCCR2_DisHght(vid->vl_row) +
+ LCCR2_VrtSnchWdth(vid->vl_vpw) +
+ LCCR2_BegFrmDel(vid->vl_bfw) +
+ LCCR2_EndFrmDel(vid->vl_efw);
+
+ fbi->reg_lccr3 = REG_LCCR3 & ~(LCCR3_HSP | LCCR3_VSP);
+ fbi->reg_lccr3 |= (vid->vl_hsp ? LCCR3_HorSnchL : LCCR3_HorSnchH)
+ | (vid->vl_vsp ? LCCR3_VrtSnchL : LCCR3_VrtSnchH);
+
+
+ /* setup dma descriptors */
+ fbi->dmadesc_fblow = (struct pxafb_dma_descriptor *)((unsigned int)fbi->palette - 3*16);
+ fbi->dmadesc_fbhigh = (struct pxafb_dma_descriptor *)((unsigned int)fbi->palette - 2*16);
+ fbi->dmadesc_palette = (struct pxafb_dma_descriptor *)((unsigned int)fbi->palette - 1*16);
+
+ #define BYTES_PER_PANEL ((fbi->reg_lccr0 & LCCR0_SDS) ? \
+ (vid->vl_col * vid->vl_row * NBITS(vid->vl_bpix) / 8 / 2) : \
+ (vid->vl_col * vid->vl_row * NBITS(vid->vl_bpix) / 8))
+
+ /* populate descriptors */
+ fbi->dmadesc_fblow->fdadr = (u_long)fbi->dmadesc_fblow;
+ fbi->dmadesc_fblow->fsadr = fbi->screen + BYTES_PER_PANEL;
+ fbi->dmadesc_fblow->fidr = 0;
+ fbi->dmadesc_fblow->ldcmd = BYTES_PER_PANEL;
+
+ fbi->fdadr1 = (u_long)fbi->dmadesc_fblow; /* only used in dual-panel mode */
+
+ fbi->dmadesc_fbhigh->fsadr = fbi->screen;
+ fbi->dmadesc_fbhigh->fidr = 0;
+ fbi->dmadesc_fbhigh->ldcmd = BYTES_PER_PANEL;
+
+ fbi->dmadesc_palette->fsadr = fbi->palette;
+ fbi->dmadesc_palette->fidr = 0;
+ fbi->dmadesc_palette->ldcmd = (fbi->palette_size * 2) | LDCMD_PAL;
+
+ if( NBITS(vid->vl_bpix) < 12)
+ {
+ /* assume any mode with <12 bpp is palette driven */
+ fbi->dmadesc_palette->fdadr = (u_long)fbi->dmadesc_fbhigh;
+ fbi->dmadesc_fbhigh->fdadr = (u_long)fbi->dmadesc_palette;
+ /* flips back and forth between pal and fbhigh */
+ fbi->fdadr0 = (u_long)fbi->dmadesc_palette;
+ }
+ else
+ {
+ /* palette shouldn't be loaded in true-color mode */
+ fbi->dmadesc_fbhigh->fdadr = (u_long)fbi->dmadesc_fbhigh;
+ fbi->fdadr0 = (u_long)fbi->dmadesc_fbhigh; /* no pal just fbhigh */
+ }
+
+ debug("fbi->dmadesc_fblow = 0x%lx\n", (u_long)fbi->dmadesc_fblow);
+ debug("fbi->dmadesc_fbhigh = 0x%lx\n", (u_long)fbi->dmadesc_fbhigh);
+ debug("fbi->dmadesc_palette = 0x%lx\n", (u_long)fbi->dmadesc_palette);
+
+ debug("fbi->dmadesc_fblow->fdadr = 0x%lx\n", fbi->dmadesc_fblow->fdadr);
+ debug("fbi->dmadesc_fbhigh->fdadr = 0x%lx\n", fbi->dmadesc_fbhigh->fdadr);
+ debug("fbi->dmadesc_palette->fdadr = 0x%lx\n", fbi->dmadesc_palette->fdadr);
+
+ debug("fbi->dmadesc_fblow->fsadr = 0x%lx\n", fbi->dmadesc_fblow->fsadr);
+ debug("fbi->dmadesc_fbhigh->fsadr = 0x%lx\n", fbi->dmadesc_fbhigh->fsadr);
+ debug("fbi->dmadesc_palette->fsadr = 0x%lx\n", fbi->dmadesc_palette->fsadr);
+
+ debug("fbi->dmadesc_fblow->ldcmd = 0x%lx\n", fbi->dmadesc_fblow->ldcmd);
+ debug("fbi->dmadesc_fbhigh->ldcmd = 0x%lx\n", fbi->dmadesc_fbhigh->ldcmd);
+ debug("fbi->dmadesc_palette->ldcmd = 0x%lx\n", fbi->dmadesc_palette->ldcmd);
+
+ return 0;
+}
+
+/************************************************************************/
+/************************************************************************/
+
+#endif /* CONFIG_LCD */
diff --git a/drivers/video/tegra.c b/drivers/video/tegra.c
index afcb008..8d53395 100644
--- a/drivers/video/tegra.c
+++ b/drivers/video/tegra.c
@@ -60,77 +60,15 @@ enum {
LCD_MAX_LOG2_BPP = 4, /* 2^4 = 16 bpp */
};
-int lcd_line_length;
-int lcd_color_fg;
-int lcd_color_bg;
-
-void *lcd_base; /* Start of framebuffer memory */
-void *lcd_console_address; /* Start of console buffer */
-
-short console_col;
-short console_row;
-
vidinfo_t panel_info = {
/* Insert a value here so that we don't end up in the BSS */
.vl_col = -1,
};
-char lcd_cursor_enabled;
-
-ushort lcd_cursor_width;
-ushort lcd_cursor_height;
-
#ifndef CONFIG_OF_CONTROL
#error "You must enable CONFIG_OF_CONTROL to get Tegra LCD support"
#endif
-void lcd_cursor_size(ushort width, ushort height)
-{
- lcd_cursor_width = width;
- lcd_cursor_height = height;
-}
-
-void lcd_toggle_cursor(void)
-{
- ushort x, y;
- uchar *dest;
- ushort row;
-
- x = console_col * lcd_cursor_width;
- y = console_row * lcd_cursor_height;
- dest = (uchar *)(lcd_base + y * lcd_line_length + x * (1 << LCD_BPP) /
- 8);
-
- for (row = 0; row < lcd_cursor_height; ++row, dest += lcd_line_length) {
- ushort *d = (ushort *)dest;
- ushort color;
- int i;
-
- for (i = 0; i < lcd_cursor_width; ++i) {
- color = *d;
- color ^= lcd_color_fg;
- *d = color;
- ++d;
- }
- }
-}
-
-void lcd_cursor_on(void)
-{
- lcd_cursor_enabled = 1;
- lcd_toggle_cursor();
-}
-void lcd_cursor_off(void)
-{
- lcd_cursor_enabled = 0;
- lcd_toggle_cursor();
-}
-
-char lcd_is_cursor_enabled(void)
-{
- return lcd_cursor_enabled;
-}
-
static void update_panel_size(struct fdt_disp_config *config)
{
panel_info.vl_col = config->width;
@@ -150,8 +88,6 @@ void lcd_ctrl_init(void *lcdbase)
assert(disp_config);
- lcd_base = (void *)disp_config->frame_buffer;
-
/* Make sure that we can acommodate the selected LCD */
assert(disp_config->width <= LCD_MAX_WIDTH);
assert(disp_config->height <= LCD_MAX_HEIGHT);
@@ -172,7 +108,7 @@ void lcd_ctrl_init(void *lcdbase)
/* Enable flushing after LCD writes if requested */
lcd_set_flush_dcache(config.cache_type & FDT_LCD_CACHE_FLUSH);
- debug("LCD frame buffer at %p\n", lcd_base);
+ debug("LCD frame buffer at %08X\n", disp_config->frame_buffer);
}
ulong calc_fbsize(void)
generated by cgit v1.1 at 2024-12-19 07:08:27 +0000