video: move fsl_diu_fb driver to drivers/video

Since the driver is used not only on Freescale boards,
we move it to a common place for video drivers as
suggested by Wolfgang. The patch also cleans up the
top level Makefile.

Signed-off-by: Anatolij Gustschin <agust@denx.de>

2 files changed, 0 insertions, 514 deletions

diff --git a/board/freescale/common/Makefile b/board/freescale/common/Makefile
index 905dd7a..1abd3e5 100644
--- a/board/freescale/common/Makefile
+++ b/board/freescale/common/Makefile
@@ -31,7 +31,6 @@ LIB	= $(obj)libfreescale.o
 
 COBJS-$(CONFIG_FSL_CADMUS)	+= cadmus.o
 COBJS-$(CONFIG_FSL_VIA)		+= cds_via.o
-COBJS-$(CONFIG_FSL_DIU_FB)	+= fsl_diu_fb.o
 COBJS-$(CONFIG_FSL_PIXIS)	+= pixis.o
 COBJS-$(CONFIG_FSL_NGPIXIS)	+= ngpixis.o
 COBJS-$(CONFIG_PQ_MDS_PIB)	+= pq-mds-pib.o
diff --git a/board/freescale/common/fsl_diu_fb.c b/board/freescale/common/fsl_diu_fb.c
deleted file mode 100644
index 35ed938..0000000
--- a/board/freescale/common/fsl_diu_fb.c
+++ /dev/null
@@ -1,513 +0,0 @@
-/*
- * Copyright 2007, 2010 Freescale Semiconductor, Inc.
- * York Sun <yorksun@freescale.com>
- *
- * FSL DIU Framebuffer driver
- *
- * 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 <i2c.h>
-#include <malloc.h>
-#include <asm/io.h>
-
-#include <fsl_diu_fb.h>
-
-struct fb_videomode {
-	const char *name;	/* optional */
-	unsigned int refresh;		/* optional */
-	unsigned int xres;
-	unsigned int yres;
-	unsigned int pixclock;
-	unsigned int left_margin;
-	unsigned int right_margin;
-	unsigned int upper_margin;
-	unsigned int lower_margin;
-	unsigned int hsync_len;
-	unsigned int vsync_len;
-	unsigned int sync;
-	unsigned int vmode;
-	unsigned int flag;
-};
-
-#define FB_SYNC_VERT_HIGH_ACT	2	/* vertical sync high active	*/
-#define FB_SYNC_COMP_HIGH_ACT	8	/* composite sync high active   */
-#define FB_VMODE_NONINTERLACED  0	/* non interlaced */
-
-/* This setting is used for the ifm pdm360ng with PRIMEVIEW PM070WL3 */
-static struct fb_videomode fsl_diu_mode_800 = {
-	.refresh	= 60,
-	.xres		= 800,
-	.yres		= 480,
-	.pixclock	= 31250,
-	.left_margin	= 86,
-	.right_margin	= 42,
-	.upper_margin	= 33,
-	.lower_margin	= 10,
-	.hsync_len	= 128,
-	.vsync_len	= 2,
-	.sync		= 0,
-	.vmode		= FB_VMODE_NONINTERLACED
-};
-
-/*
- * These parameters give default parameters
- * for video output 1024x768,
- * FIXME - change timing to proper amounts
- * hsync 31.5kHz, vsync 60Hz
- */
-static struct fb_videomode fsl_diu_mode_1024 = {
-	.refresh	= 60,
-	.xres		= 1024,
-	.yres		= 768,
-	.pixclock	= 15385,
-	.left_margin	= 160,
-	.right_margin	= 24,
-	.upper_margin	= 29,
-	.lower_margin	= 3,
-	.hsync_len	= 136,
-	.vsync_len	= 6,
-	.sync		= FB_SYNC_COMP_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
-	.vmode		= FB_VMODE_NONINTERLACED
-};
-
-static struct fb_videomode fsl_diu_mode_1280 = {
-	.name		= "1280x1024-60",
-	.refresh	= 60,
-	.xres		= 1280,
-	.yres		= 1024,
-	.pixclock	= 9375,
-	.left_margin	= 38,
-	.right_margin	= 128,
-	.upper_margin	= 2,
-	.lower_margin	= 7,
-	.hsync_len	= 216,
-	.vsync_len	= 37,
-	.sync		= FB_SYNC_COMP_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
-	.vmode		= FB_VMODE_NONINTERLACED
-};
-
-/*
- * These are the fields of area descriptor(in DDR memory) for every plane
- */
-struct diu_ad {
-	/* Word 0(32-bit) in DDR memory */
-	unsigned int pix_fmt; /* hard coding pixel format */
-	/* Word 1(32-bit) in DDR memory */
-	unsigned int addr;
-	/* Word 2(32-bit) in DDR memory */
-	unsigned int src_size_g_alpha;
-	/* Word 3(32-bit) in DDR memory */
-	unsigned int aoi_size;
-	/* Word 4(32-bit) in DDR memory */
-	unsigned int offset_xyi;
-	/* Word 5(32-bit) in DDR memory */
-	unsigned int offset_xyd;
-	/* Word 6(32-bit) in DDR memory */
-	unsigned int ckmax_r:8;
-	unsigned int ckmax_g:8;
-	unsigned int ckmax_b:8;
-	unsigned int res9:8;
-	/* Word 7(32-bit) in DDR memory */
-	unsigned int ckmin_r:8;
-	unsigned int ckmin_g:8;
-	unsigned int ckmin_b:8;
-	unsigned int res10:8;
-	/* Word 8(32-bit) in DDR memory */
-	unsigned int next_ad;
-	/* Word 9(32-bit) in DDR memory, just for 64-bit aligned */
-	unsigned int res1;
-	unsigned int res2;
-	unsigned int res3;
-}__attribute__ ((packed));
-
-/*
- * DIU register map
- */
-struct diu {
-	unsigned int desc[3];
-	unsigned int gamma;
-	unsigned int pallete;
-	unsigned int cursor;
-	unsigned int curs_pos;
-	unsigned int diu_mode;
-	unsigned int bgnd;
-	unsigned int bgnd_wb;
-	unsigned int disp_size;
-	unsigned int wb_size;
-	unsigned int wb_mem_addr;
-	unsigned int hsyn_para;
-	unsigned int vsyn_para;
-	unsigned int syn_pol;
-	unsigned int thresholds;
-	unsigned int int_status;
-	unsigned int int_mask;
-	unsigned int colorbar[8];
-	unsigned int filling;
-	unsigned int plut;
-} __attribute__ ((packed));
-
-struct diu_hw {
-	struct diu *diu_reg;
-	volatile unsigned int mode;		/* DIU operation mode */
-};
-
-struct diu_addr {
-	unsigned char  *  paddr;	/* Virtual address */
-	unsigned int	   offset;
-};
-
-/*
- * Modes of operation of DIU
- */
-#define MFB_MODE0	0	/* DIU off */
-#define MFB_MODE1	1	/* All three planes output to display */
-#define MFB_MODE2	2	/* Plane 1 to display,
-				 * planes 2+3 written back to memory */
-#define MFB_MODE3	3	/* All three planes written back to memory */
-#define MFB_MODE4	4	/* Color bar generation */
-
-#define MAX_CURS		32
-
-static struct fb_info fsl_fb_info;
-static struct diu_addr gamma, cursor;
-static struct diu_ad fsl_diu_fb_ad __attribute__ ((aligned(32)));
-static struct diu_ad dummy_ad __attribute__ ((aligned(32)));
-static unsigned char *dummy_fb;
-static struct diu_hw dr = {
-	.mode = MFB_MODE1,
-};
-
-int fb_enabled = 0;
-int fb_initialized = 0;
-const int default_xres = 1280;
-const int default_pixel_format = 0x88882317;
-
-static int map_video_memory(struct fb_info *info, unsigned long bytes_align);
-static void enable_lcdc(void);
-static void disable_lcdc(void);
-static int fsl_diu_enable_panel(struct fb_info *info);
-static int fsl_diu_disable_panel(struct fb_info *info);
-static int allocate_buf(struct diu_addr *buf, u32 size, u32 bytes_align);
-void diu_set_pixel_clock(unsigned int pixclock);
-
-int fsl_diu_init(int xres, unsigned int pixel_format, int gamma_fix)
-{
-	struct fb_videomode *fsl_diu_mode_db;
-	struct diu_ad *ad = &fsl_diu_fb_ad;
-	struct diu *hw;
-	struct fb_info *info = &fsl_fb_info;
-	struct fb_var_screeninfo *var = &info->var;
-	unsigned char *gamma_table_base;
-	unsigned int i, j;
-
-	debug("Enter fsl_diu_init\n");
-	dr.diu_reg = (struct diu *) (CONFIG_SYS_DIU_ADDR);
-	hw = (struct diu *) dr.diu_reg;
-
-	disable_lcdc();
-
-	switch (xres) {
-	case 800:
-		fsl_diu_mode_db = &fsl_diu_mode_800;
-		break;
-	case 1280:
-		fsl_diu_mode_db = &fsl_diu_mode_1280;
-		break;
-	default:
-		fsl_diu_mode_db = &fsl_diu_mode_1024;
-	}
-
-	if (0 == fb_initialized) {
-		allocate_buf(&gamma, 768, 32);
-		debug("gamma is allocated @ 0x%x\n",
-			(unsigned int)gamma.paddr);
-		allocate_buf(&cursor, MAX_CURS * MAX_CURS * 2, 32);
-		debug("curosr is allocated @ 0x%x\n",
-			(unsigned int)cursor.paddr);
-
-		/* create a dummy fb and dummy ad */
-		dummy_fb = malloc(64);
-		if (NULL == dummy_fb) {
-			printf("Cannot allocate dummy fb\n");
-			return -1;
-		}
-		dummy_ad.addr = cpu_to_le32((unsigned int)dummy_fb);
-		dummy_ad.pix_fmt = 0x88882317;
-		dummy_ad.src_size_g_alpha = 0x04400000;	/* alpha = 0 */
-		dummy_ad.aoi_size = 0x02000400;
-		dummy_ad.offset_xyi = 0;
-		dummy_ad.offset_xyd = 0;
-		dummy_ad.next_ad = 0;
-		/* Memory allocation for framebuffer */
-		if (map_video_memory(info, 32)) {
-			printf("Unable to allocate fb memory 1\n");
-			return -1;
-		}
-	}
-
-	memset(info->screen_base, 0, info->smem_len);
-
-	out_be32(&dr.diu_reg->desc[0], (int)&dummy_ad);
-	out_be32(&dr.diu_reg->desc[1], (int)&dummy_ad);
-	out_be32(&dr.diu_reg->desc[2], (int)&dummy_ad);
-	debug("dummy dr.diu_reg->desc[0] = 0x%x\n", dr.diu_reg->desc[0]);
-	debug("dummy desc[0] = 0x%x\n", hw->desc[0]);
-
-	/* read mode info */
-	var->xres = fsl_diu_mode_db->xres;
-	var->yres = fsl_diu_mode_db->yres;
-	var->bits_per_pixel = 32;
-	var->pixclock = fsl_diu_mode_db->pixclock;
-	var->left_margin = fsl_diu_mode_db->left_margin;
-	var->right_margin = fsl_diu_mode_db->right_margin;
-	var->upper_margin = fsl_diu_mode_db->upper_margin;
-	var->lower_margin = fsl_diu_mode_db->lower_margin;
-	var->hsync_len = fsl_diu_mode_db->hsync_len;
-	var->vsync_len = fsl_diu_mode_db->vsync_len;
-	var->sync = fsl_diu_mode_db->sync;
-	var->vmode = fsl_diu_mode_db->vmode;
-	info->line_length = var->xres * var->bits_per_pixel / 8;
-
-	ad->pix_fmt = pixel_format;
-	ad->addr    = cpu_to_le32((unsigned int)info->screen_base);
-	ad->src_size_g_alpha
-			= cpu_to_le32((var->yres << 12) | var->xres);
-	/* fix me. AOI should not be greater than display size */
-	ad->aoi_size	= cpu_to_le32(( var->yres << 16) |  var->xres);
-	ad->offset_xyi = 0;
-	ad->offset_xyd = 0;
-
-	/* Disable chroma keying function */
-	ad->ckmax_r = 0;
-	ad->ckmax_g = 0;
-	ad->ckmax_b = 0;
-
-	ad->ckmin_r = 255;
-	ad->ckmin_g = 255;
-	ad->ckmin_b = 255;
-
-	gamma_table_base = gamma.paddr;
-	debug("gamma_table_base is allocated @ 0x%x\n",
-		(unsigned int)gamma_table_base);
-
-	/* Prep for DIU init  - gamma table */
-
-	for (i = 0; i <= 2; i++)
-		for (j = 0; j <= 255; j++)
-			*gamma_table_base++ = j;
-
-	if (gamma_fix == 1) {	/* fix the gamma */
-		debug("Fix gamma table\n");
-		gamma_table_base = gamma.paddr;
-		for (i = 0; i < 256*3; i++) {
-			gamma_table_base[i] = (gamma_table_base[i] << 2)
-				| ((gamma_table_base[i] >> 6) & 0x03);
-		}
-	}
-
-	debug("update-lcdc: HW - %p\n Disabling DIU\n", hw);
-
-	/* Program DIU registers */
-
-	out_be32(&hw->gamma, (int)gamma.paddr);
-	out_be32(&hw->cursor, (int)cursor.paddr);
-	out_be32(&hw->bgnd, 0x007F7F7F);
-	out_be32(&hw->bgnd_wb, 0);				/* BGND_WB */
-	out_be32(&hw->disp_size, var->yres << 16 | var->xres);	/* DISP SIZE */
-	out_be32(&hw->wb_size, 0);				/* WB SIZE */
-	out_be32(&hw->wb_mem_addr, 0);				/* WB MEM ADDR */
-	out_be32(&hw->hsyn_para, var->left_margin << 22 |	/* BP_H */
-			var->hsync_len << 11   |	/* PW_H */
-			var->right_margin);		/* FP_H */
-
-	out_be32(&hw->vsyn_para, var->upper_margin << 22 |	/* BP_V */
-			var->vsync_len << 11    |	/* PW_V  */
-			var->lower_margin);		/* FP_V  */
-
-	out_be32(&hw->syn_pol, 0);			/* SYNC SIGNALS POLARITY */
-	out_be32(&hw->thresholds, 0x00037800);		/* The Thresholds */
-	out_be32(&hw->int_status, 0);			/* INTERRUPT STATUS */
-	out_be32(&hw->int_mask, 0);			/* INT MASK */
-	out_be32(&hw->plut, 0x01F5F666);
-	/* Pixel Clock configuration */
-	debug("DIU pixclock in ps - %d\n", var->pixclock);
-	diu_set_pixel_clock(var->pixclock);
-
-	fb_initialized = 1;
-
-	/* Enable the DIU */
-	fsl_diu_enable_panel(info);
-	enable_lcdc();
-
-	return 0;
-}
-
-char *fsl_fb_open(struct fb_info **info)
-{
-	*info = &fsl_fb_info;
-	return fsl_fb_info.screen_base;
-}
-
-void fsl_diu_close(void)
-{
-	struct fb_info *info = &fsl_fb_info;
-	fsl_diu_disable_panel(info);
-}
-
-static int fsl_diu_enable_panel(struct fb_info *info)
-{
-	struct diu *hw = dr.diu_reg;
-	struct diu_ad *ad = &fsl_diu_fb_ad;
-
-	debug("Entered: enable_panel\n");
-	if (in_be32(&hw->desc[0]) != (unsigned)ad)
-		out_be32(&hw->desc[0], (unsigned)ad);
-	debug("desc[0] = 0x%x\n", hw->desc[0]);
-	return 0;
-}
-
-static int fsl_diu_disable_panel(struct fb_info *info)
-{
-	struct diu *hw = dr.diu_reg;
-
-	debug("Entered: disable_panel\n");
-	if (in_be32(&hw->desc[0]) != (unsigned)&dummy_ad)
-		out_be32(&hw->desc[0], (unsigned)&dummy_ad);
-	return 0;
-}
-
-static int map_video_memory(struct fb_info *info, unsigned long bytes_align)
-{
-	unsigned long offset;
-	unsigned long mask;
-
-	debug("Entered: map_video_memory\n");
-	/* allocate maximum 1280*1024 with 32bpp */
-	info->smem_len = 1280 * 4 *1024 + bytes_align;
-	debug("MAP_VIDEO_MEMORY: smem_len = %d\n", info->smem_len);
-	info->screen_base = malloc(info->smem_len);
-	if (info->screen_base == NULL) {
-		printf("Unable to allocate fb memory\n");
-		return -1;
-	}
-	info->smem_start = (unsigned int) info->screen_base;
-	mask = bytes_align - 1;
-	offset = (unsigned long)info->screen_base & mask;
-	if (offset) {
-		info->screen_base += (bytes_align - offset);
-		info->smem_len = info->smem_len - (bytes_align - offset);
-	} else
-		info->smem_len = info->smem_len - bytes_align;
-
-	info->screen_size = info->smem_len;
-
-	debug("Allocated fb @ 0x%08lx, size=%d.\n",
-		info->smem_start, info->smem_len);
-
-	return 0;
-}
-
-static void enable_lcdc(void)
-{
-	struct diu *hw = dr.diu_reg;
-
-	debug("Entered: enable_lcdc, fb_enabled = %d\n", fb_enabled);
-	if (!fb_enabled) {
-		out_be32(&hw->diu_mode, dr.mode);
-		fb_enabled++;
-	}
-	debug("diu_mode = %d\n", hw->diu_mode);
-}
-
-static void disable_lcdc(void)
-{
-	struct diu *hw = dr.diu_reg;
-
-	debug("Entered: disable_lcdc, fb_enabled = %d\n", fb_enabled);
-	if (fb_enabled) {
-		out_be32(&hw->diu_mode, 0);
-		fb_enabled = 0;
-	}
-}
-
-/*
- * Align to 64-bit(8-byte), 32-byte, etc.
- */
-static int allocate_buf(struct diu_addr *buf, u32 size, u32 bytes_align)
-{
-	u32 offset, ssize;
-	u32 mask;
-
-	debug("Entered: allocate_buf\n");
-	ssize = size + bytes_align;
-	buf->paddr = malloc(ssize);
-	if (!buf->paddr)
-		return -1;
-
-	memset(buf->paddr, 0, ssize);
-	mask = bytes_align - 1;
-	offset = (u32)buf->paddr & mask;
-	if (offset) {
-		buf->offset = bytes_align - offset;
-		buf->paddr = (unsigned char *) ((u32)buf->paddr + offset);
-	} else
-		buf->offset = 0;
-	return 0;
-}
-
-#if defined(CONFIG_VIDEO) || defined(CONFIG_CFB_CONSOLE)
-#include <stdio_dev.h>
-#include <video_fb.h>
-/*
- * The Graphic Device
- */
-static GraphicDevice ctfb;
-
-void *video_hw_init(void)
-{
-	struct fb_info *info;
-
-	if (platform_diu_init(&ctfb.winSizeX, &ctfb.winSizeY) < 0)
-		return NULL;
-
-	/* fill in Graphic device struct */
-	sprintf(ctfb.modeIdent, "%ix%ix%i %ikHz %iHz",
-		ctfb.winSizeX, ctfb.winSizeY, 32, 64, 60);
-
-	ctfb.frameAdrs = (unsigned int)fsl_fb_open(&info);
-	ctfb.plnSizeX = ctfb.winSizeX;
-	ctfb.plnSizeY = ctfb.winSizeY;
-
-	ctfb.gdfBytesPP = 4;
-	ctfb.gdfIndex = GDF_32BIT_X888RGB;
-
-	ctfb.isaBase = 0;
-	ctfb.pciBase = 0;
-	ctfb.memSize = info->screen_size;
-
-	/* Cursor Start Address */
-	ctfb.dprBase = 0;
-	ctfb.vprBase = 0;
-	ctfb.cprBase = 0;
-
-	return &ctfb;
-}
-#endif /* defined(CONFIG_VIDEO) || defined(CONFIG_CFB_CONSOLE) */