LIBS += lib/lzo/liblzo.o
LIBS += $(shell if [ -f board/$(VENDOR)/common/Makefile ]; then echo \
"board/$(VENDOR)/common/lib$(VENDOR).o"; fi)
-ifdef CONFIG_FSL_DIU_FB
-LIBS += board/freescale/common/libfreescale.o
-endif
LIBS += $(CPUDIR)/lib$(CPU).o
ifdef SOC
LIBS += $(CPUDIR)/$(SOC)/lib$(SOC).o
COBJS-$(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
+++ /dev/null
-/*
- * 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) */
COBJS-$(CONFIG_ATI_RADEON_FB) += ati_radeon_fb.o videomodes.o
COBJS-$(CONFIG_ATMEL_LCD) += atmel_lcdfb.o
COBJS-$(CONFIG_CFB_CONSOLE) += cfb_console.o
+COBJS-$(CONFIG_FSL_DIU_FB) += fsl_diu_fb.o
COBJS-$(CONFIG_S6E63D6) += s6e63d6.o
COBJS-$(CONFIG_VIDEO_AMBA) += amba.o
COBJS-$(CONFIG_VIDEO_CT69000) += ct69000.o videomodes.o
--- /dev/null
+/*
+ * 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) */
projects / u-boot / commitdiff