diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/video/Makefile | 3 | ||||
-rw-r--r-- | drivers/video/amba.c | 79 | ||||
-rw-r--r-- | drivers/video/atmel_hlcdfb.c | 10 | ||||
-rw-r--r-- | drivers/video/atmel_lcdfb.c | 10 | ||||
-rw-r--r-- | drivers/video/bcm2835.c | 11 | ||||
-rw-r--r-- | drivers/video/cfb_console.c | 14 | ||||
-rw-r--r-- | drivers/video/exynos_fb.c | 16 | ||||
-rw-r--r-- | drivers/video/mpc8xx_lcd.c | 564 | ||||
-rw-r--r-- | drivers/video/pxa_lcd.c | 609 | ||||
-rw-r--r-- | drivers/video/tegra.c | 66 |
10 files changed, 1186 insertions, 196 deletions
diff --git a/drivers/video/Makefile b/drivers/video/Makefile index e8cecca55a..53952ab07e 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 ffa1c399e1..0000000000 --- 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, ®s->cntl); - - writel(config->tim0, ®s->tim0); - writel(config->tim1, ®s->tim1); - writel(config->tim2, ®s->tim2); - writel(config->tim3, ®s->tim3); - writel((u32)lcdbase, ®s->ubas); - /* finally, enable */ - writel(cntl | CNTL_LCDEN, ®s->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 b10ca4b677..fc95897747 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 c02ffd8036..2afeab2ffb 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/bcm2835.c b/drivers/video/bcm2835.c index 1e9a84ac1f..0c77d17b44 100644 --- a/drivers/video/bcm2835.c +++ b/drivers/video/bcm2835.c @@ -23,17 +23,7 @@ DECLARE_GLOBAL_DATA_PTR; /* Global variables that lcd.c expects to exist */ -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; vidinfo_t panel_info; -char lcd_cursor_enabled; -ushort lcd_cursor_width; -ushort lcd_cursor_height; struct msg_query { struct bcm2835_mbox_hdr hdr; @@ -119,7 +109,6 @@ void lcd_ctrl_init(void *lcdbase) panel_info.vl_bpix = LCD_COLOR16; gd->fb_base = msg_setup->allocate_buffer.body.resp.fb_address; - lcd_base = (void *)gd->fb_base; } void lcd_enable(void) diff --git a/drivers/video/cfb_console.c b/drivers/video/cfb_console.c index 26f673a96a..61e1058adc 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 ee0ed06d6f..c0f1830dc9 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 0000000000..f0f728e228 --- /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 0000000000..b40ec3689b --- /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 afcb00881e..8d533955a5 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) |