diff options
Diffstat (limited to 'recipes/u-boot/u-boot-mkimage-openmoko-native/uboot-s3c2410_fb.patch')
| -rw-r--r-- | recipes/u-boot/u-boot-mkimage-openmoko-native/uboot-s3c2410_fb.patch | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/recipes/u-boot/u-boot-mkimage-openmoko-native/uboot-s3c2410_fb.patch b/recipes/u-boot/u-boot-mkimage-openmoko-native/uboot-s3c2410_fb.patch new file mode 100644 index 0000000000..9ed81b9cb6 --- /dev/null +++ b/recipes/u-boot/u-boot-mkimage-openmoko-native/uboot-s3c2410_fb.patch @@ -0,0 +1,215 @@ +Index: u-boot/drivers/Makefile +=================================================================== +--- u-boot.orig/drivers/Makefile ++++ u-boot/drivers/Makefile +@@ -52,7 +52,7 @@ + ks8695eth.o \ + pxa_pcmcia.o mpc8xx_pcmcia.o tqm8xx_pcmcia.o \ + rpx_pcmcia.o \ +- fsl_i2c.o ++ fsl_i2c.o s3c2410_fb.o + + SRCS := $(COBJS:.o=.c) + OBJS := $(addprefix $(obj),$(COBJS)) +Index: u-boot/drivers/s3c2410_fb.c +=================================================================== +--- /dev/null ++++ u-boot/drivers/s3c2410_fb.c +@@ -0,0 +1,166 @@ ++/* ++ * (C) Copyright 2006 by Openmoko, Inc. ++ * Author: Harald Welte <laforge@openmoko.org> ++ * ++ * 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> ++ ++#if defined(CONFIG_VIDEO_S3C2410) ++ ++#include <video_fb.h> ++#include "videomodes.h" ++#include <s3c2410.h> ++/* ++ * Export Graphic Device ++ */ ++GraphicDevice smi; ++ ++#define VIDEO_MEM_SIZE 0x200000 /* 480x640x16bit = 614400 bytes */ ++ ++extern void board_video_init(GraphicDevice *pGD); ++ ++/******************************************************************************* ++ * ++ * Init video chip with common Linux graphic modes (lilo) ++ */ ++void *video_hw_init (void) ++{ ++ S3C24X0_LCD * const lcd = S3C24X0_GetBase_LCD(); ++ GraphicDevice *pGD = (GraphicDevice *)&smi; ++ int videomode; ++ unsigned long t1, hsynch, vsynch; ++ char *penv; ++ int tmp, i, bits_per_pixel; ++ struct ctfb_res_modes *res_mode; ++ struct ctfb_res_modes var_mode; ++ unsigned char videoout; ++ ++ /* Search for video chip */ ++ printf("Video: "); ++ ++ tmp = 0; ++ ++ videomode = CFG_DEFAULT_VIDEO_MODE; ++ /* get video mode via environment */ ++ if ((penv = getenv ("videomode")) != NULL) { ++ /* deceide if it is a string */ ++ if (penv[0] <= '9') { ++ videomode = (int) simple_strtoul (penv, NULL, 16); ++ tmp = 1; ++ } ++ } else { ++ tmp = 1; ++ } ++ if (tmp) { ++ /* parameter are vesa modes */ ++ /* search params */ ++ for (i = 0; i < VESA_MODES_COUNT; i++) { ++ if (vesa_modes[i].vesanr == videomode) ++ break; ++ } ++ if (i == VESA_MODES_COUNT) { ++ printf ("no VESA Mode found, switching to mode 0x%x ", CFG_DEFAULT_VIDEO_MODE); ++ i = 0; ++ } ++ res_mode = ++ (struct ctfb_res_modes *) &res_mode_init[vesa_modes[i]. ++ resindex]; ++ bits_per_pixel = vesa_modes[i].bits_per_pixel; ++ } else { ++ ++ res_mode = (struct ctfb_res_modes *) &var_mode; ++ bits_per_pixel = video_get_params (res_mode, penv); ++ } ++ ++ /* calculate hsynch and vsynch freq (info only) */ ++ t1 = (res_mode->left_margin + res_mode->xres + ++ res_mode->right_margin + res_mode->hsync_len) / 8; ++ t1 *= 8; ++ t1 *= res_mode->pixclock; ++ t1 /= 1000; ++ hsynch = 1000000000L / t1; ++ t1 *= ++ (res_mode->upper_margin + res_mode->yres + ++ res_mode->lower_margin + res_mode->vsync_len); ++ t1 /= 1000; ++ vsynch = 1000000000L / t1; ++ ++ /* fill in Graphic device struct */ ++ sprintf (pGD->modeIdent, "%dx%dx%d %ldkHz %ldHz", res_mode->xres, ++ res_mode->yres, bits_per_pixel, (hsynch / 1000), ++ (vsynch / 1000)); ++ printf ("%s\n", pGD->modeIdent); ++ pGD->winSizeX = res_mode->xres; ++ pGD->winSizeY = res_mode->yres; ++ pGD->plnSizeX = res_mode->xres; ++ pGD->plnSizeY = res_mode->yres; ++ switch (bits_per_pixel) { ++ case 8: ++ pGD->gdfBytesPP = 1; ++ pGD->gdfIndex = GDF__8BIT_INDEX; ++ break; ++ case 15: ++ pGD->gdfBytesPP = 2; ++ pGD->gdfIndex = GDF_15BIT_555RGB; ++ break; ++ case 16: ++ pGD->gdfBytesPP = 2; ++ pGD->gdfIndex = GDF_16BIT_565RGB; ++ break; ++ case 24: ++ pGD->gdfBytesPP = 3; ++ pGD->gdfIndex = GDF_24BIT_888RGB; ++ break; ++ } ++ ++ /* statically configure settings */ ++ pGD->winSizeX = pGD->plnSizeX = 480; ++ pGD->winSizeY = pGD->plnSizeY = 640; ++ pGD->gdfBytesPP = 2; ++ pGD->gdfIndex = GDF_16BIT_565RGB; ++ ++ pGD->frameAdrs = LCD_VIDEO_ADDR; ++ pGD->memSize = VIDEO_MEM_SIZE; ++ ++ board_video_init(pGD); ++ ++ lcd->LCDSADDR1 = pGD->frameAdrs >> 1; ++ ++ /* This marks the end of the frame buffer. */ ++ lcd->LCDSADDR2 = (lcd->LCDSADDR1&0x1fffff) + (pGD->winSizeX+0) * pGD->winSizeY; ++ lcd->LCDSADDR3 = pGD->winSizeX; ++ ++ /* Clear video memory */ ++ memset(pGD->frameAdrs, 0, pGD->memSize); ++ ++ /* Enable Display */ ++ lcd->LCDCON1 |= 0x01; /* ENVID = 1 */ ++ ++ return ((void*)&smi); ++} ++ ++void ++video_set_lut (unsigned int index, /* color number */ ++ unsigned char r, /* red */ ++ unsigned char g, /* green */ ++ unsigned char b /* blue */ ++ ) ++{ ++} ++ ++#endif /* CONFIG_VIDEO_S3C2410 */ +Index: u-boot/drivers/cfb_console.c +=================================================================== +--- u-boot.orig/drivers/cfb_console.c ++++ u-boot/drivers/cfb_console.c +@@ -141,6 +141,14 @@ + #endif + + /*****************************************************************************/ ++/* Defines for the S3C2410 driver */ ++/*****************************************************************************/ ++#ifdef CONFIG_VIDEO_S3C2410 ++/* it actually is little-endian, but the host CPU, too ! */ ++//#define VIDEO_FB_LITTLE_ENDIAN ++#endif ++ ++/*****************************************************************************/ + /* Include video_fb.h after definitions of VIDEO_HW_RECTFILL etc */ + /*****************************************************************************/ + #include <video_fb.h> +@@ -307,6 +315,11 @@ + #define SHORTSWAP32(x) (x) + #endif + ++#ifdef CONFIG_VIDEO_S3C2410 ++#undef SHORTSWAP32 ++#define SHORTSWAP32(x) ((((x) & 0xffff) << 16) | (((x) >> 16) & 0xffff)) ++#endif ++ + #if defined(DEBUG) || defined(DEBUG_CFB_CONSOLE) + #define PRINTD(x) printf(x) + #else |