+ Example (MPC8610HPCD)
+ diu@2c000 {
+ device_type = "lcd";
+ compatible = "fsl-diu";
+ s) Freescale on board FPGA
+
+ This is the memory-mapped registers for on board FPGA.
+
+ Required properities:
+ - compatible : should be "fsl,fpga-pixis".
+ - reg : should contain the address and the lenght of the FPPGA register
+ set.
+
+ Example (MPC8610HPCD)
+ fpga {
+config FB_FSL_DIU
+ tristate "Freescale MPC8610/MPC5121 DIU framebuffer support"
+ depends on FB && (MPC8610 || MPC5121)
+ cmfbi = machine_data->fsl_diu_info[index+1]->par;
+ if ((mfbi->x_aoi_d + var->xres) >
+ machine_data->fsl_diu_info[0]->var.xres)
+ mfbi->x_aoi_d = machine_data->fsl_diu_info[0]->var.xres
+ - var->xres;
+ if (mfbi->x_aoi_d < 0)
+ mfbi->x_aoi_d = 0;
+ if ((var->xres + mfbi->x_aoi_d) >
+ machine_data->fsl_diu_info[0]->var.xres)
+ var->xres = machine_data->fsl_diu_info[0]->var.xres
+ - mfbi->x_aoi_d;
+
+ if (cmfbi->count > 0) { /* AOI1 is open */
+ if ((mfbi->y_aoi_d + var->yres) > cmfbi->y_aoi_d)
+ mfbi->y_aoi_d = cmfbi->y_aoi_d - var->yres;
+ if (mfbi->y_aoi_d < 0)
+ mfbi->y_aoi_d = 0;
+ if ((var->yres + mfbi->y_aoi_d) > cmfbi->y_aoi_d)
+ var->yres = cmfbi->y_aoi_d - mfbi->y_aoi_d;
+ } else { /* AOI1 is close */
+ if ((mfbi->y_aoi_d + var->yres) >
+ machine_data->fsl_diu_info[0]->var.yres)
+ mfbi->y_aoi_d =
+ machine_data->fsl_diu_info[0]->var.yres
+ - var->yres;
+ if (mfbi->y_aoi_d < 0)
+ mfbi->y_aoi_d = 0;
+ if ((var->yres + mfbi->y_aoi_d) >
+ machine_data->fsl_diu_info[0]->var.yres)
+ var->yres =
+ machine_data->fsl_diu_info[0]->var.yres
+ - mfbi->y_aoi_d;
+ }
+ break;
+ case 2: /* AOI 1 */
+ case 4:
+ pmfbi = machine_data->fsl_diu_info[index-1]->par;
+ if ((mfbi->x_aoi_d + var->xres) >
+ machine_data->fsl_diu_info[0]->var.xres)
+ mfbi->x_aoi_d = machine_data->fsl_diu_info[0]->var.xres
+ - var->xres;
+ if (mfbi->x_aoi_d < 0)
+ mfbi->x_aoi_d = 0;
+ if ((var->xres + mfbi->x_aoi_d) >
+ machine_data->fsl_diu_info[0]->var.xres)
+ var->xres = machine_data->fsl_diu_info[0]->var.xres
+ - mfbi->x_aoi_d;
+
+ if (pmfbi->count > 0) { /* AOI0 is open */
+ if ((mfbi->y_aoi_d + var->yres) >
+ machine_data->fsl_diu_info[0]->var.yres)
+ mfbi->y_aoi_d =
+ machine_data->fsl_diu_info[0]->var.yres
+ - var->yres;
+ if (mfbi->y_aoi_d < (pmfbi->y_aoi_d +
+ machine_data->fsl_diu_info[index-1]->var.yres))
+ mfbi->y_aoi_d = pmfbi->y_aoi_d +
+ machine_data->fsl_diu_info[index-1]->var.yres;
+ if ((var->yres + mfbi->y_aoi_d) >
+ machine_data->fsl_diu_info[0]->var.yres)
+ var->yres =
+ machine_data->fsl_diu_info[0]->var.yres
+ - mfbi->y_aoi_d;
+ } else { /* AOI0 is close */
+ if ((mfbi->y_aoi_d + var->yres) >
+ machine_data->fsl_diu_info[0]->var.yres)
+ mfbi->y_aoi_d =
+ machine_data->fsl_diu_info[0]->var.yres
+ - var->yres;
+ if (mfbi->y_aoi_d < 0)
+ mfbi->y_aoi_d = 0;
+ if ((var->yres + mfbi->y_aoi_d) >
+ machine_data->fsl_diu_info[0]->var.yres)
+ var->yres =
+ machine_data->fsl_diu_info[0]->var.yres
+ - mfbi->y_aoi_d;
+#define CNVT_TOHW(val, width) ((((val)<<(width))+0x7FFF-(val))>>16)
+ red = CNVT_TOHW(red, info->var.red.length);
+ green = CNVT_TOHW(green, info->var.green.length);
+ blue = CNVT_TOHW(blue, info->var.blue.length);
+ transp = CNVT_TOHW(transp, info->var.transp.length);
+#undef CNVT_TOHW
+ switch (cmd) {
+ case MFB_SET_PIXFMT:
+ if (!arg)
+ return -EINVAL;
+ if (copy_from_user((void *)&pix_fmt, (void *)arg,
+ sizeof(pix_fmt)))
+#if defined(CONFIG_NOT_COHERENT_CACHE)
+ else if (status & INT_VSYNC) {
+ int i;
+ unsigned int *ptr;
+ ptr = coherence_data;
+ for (i = 0; i < 1024*8; i++)
+ *ptr++ = 0;