diff options
Diffstat (limited to 'drivers/video/imx/mxc_ipuv3_fb.c')
| -rw-r--r-- | drivers/video/imx/mxc_ipuv3_fb.c | 99 |
1 files changed, 23 insertions, 76 deletions
diff --git a/drivers/video/imx/mxc_ipuv3_fb.c b/drivers/video/imx/mxc_ipuv3_fb.c index 4044473f99..587d62f2d8 100644 --- a/drivers/video/imx/mxc_ipuv3_fb.c +++ b/drivers/video/imx/mxc_ipuv3_fb.c @@ -38,8 +38,6 @@ DECLARE_GLOBAL_DATA_PTR; static int mxcfb_map_video_memory(struct fb_info *fbi); static int mxcfb_unmap_video_memory(struct fb_info *fbi); -/* graphics setup */ -static GraphicDevice panel; static struct fb_videomode const *gmode; static uint8_t gdisp; static uint32_t gpixfmt; @@ -120,27 +118,6 @@ static uint32_t bpp_to_pixfmt(struct fb_info *fbi) return pixfmt; } -/* - * Set fixed framebuffer parameters based on variable settings. - * - * @param info framebuffer information pointer - */ -static int mxcfb_set_fix(struct fb_info *info) -{ - struct fb_fix_screeninfo *fix = &info->fix; - struct fb_var_screeninfo *var = &info->var; - - fix->line_length = var->xres_virtual * var->bits_per_pixel / 8; - - fix->type = FB_TYPE_PACKED_PIXELS; - fix->accel = FB_ACCEL_NONE; - fix->visual = FB_VISUAL_TRUECOLOR; - fix->xpanstep = 1; - fix->ypanstep = 1; - - return 0; -} - static int setup_disp_channel1(struct fb_info *fbi) { ipu_channel_params_t params; @@ -226,7 +203,6 @@ static int mxcfb_set_par(struct fb_info *fbi) ipu_disable_channel(mxc_fbi->ipu_ch); ipu_uninit_channel(mxc_fbi->ipu_ch); - mxcfb_set_fix(fbi); mem_len = fbi->var.yres_virtual * fbi->fix.line_length; if (!fbi->fix.smem_start || (mem_len > fbi->fix.smem_len)) { @@ -411,12 +387,7 @@ static int mxcfb_map_video_memory(struct fb_info *fbi) } fbi->fix.smem_len = roundup(fbi->fix.smem_len, ARCH_DMA_MINALIGN); -#if CONFIG_IS_ENABLED(DM_VIDEO) fbi->screen_base = (char *)gd->video_bottom; -#else - fbi->screen_base = (char *)memalign(ARCH_DMA_MINALIGN, - fbi->fix.smem_len); -#endif fbi->fix.smem_start = (unsigned long)fbi->screen_base; if (fbi->screen_base == 0) { @@ -430,10 +401,7 @@ static int mxcfb_map_video_memory(struct fb_info *fbi) (uint32_t) fbi->fix.smem_start, fbi->fix.smem_len); fbi->screen_size = fbi->fix.smem_len; - -#if CONFIG_IS_ENABLED(VIDEO) gd->fb_base = fbi->fix.smem_start; -#endif /* Clear the screen */ memset((char *)fbi->screen_base, 0, fbi->fix.smem_len); @@ -499,6 +467,8 @@ static struct fb_info *mxcfb_init_fbinfo(void) return fbi; } +extern struct clk *g_ipu_clk; + /* * Probe routine for the framebuffer driver. It is called during the * driver binding process. The following functions are performed in @@ -512,16 +482,14 @@ static int mxcfb_probe(u32 interface_pix_fmt, uint8_t disp, { struct fb_info *fbi; struct mxcfb_info *mxcfbi; - int ret = 0; /* * Initialize FB structures */ fbi = mxcfb_init_fbinfo(); - if (!fbi) { - ret = -ENOMEM; - goto err0; - } + if (!fbi) + return -ENOMEM; + mxcfbi = (struct mxcfb_info *)fbi->par; if (!g_dp_in_use) { @@ -534,9 +502,11 @@ static int mxcfb_probe(u32 interface_pix_fmt, uint8_t disp, mxcfbi->ipu_di = disp; + if (!ipu_clk_enabled()) + clk_enable(g_ipu_clk); + ipu_disp_set_global_alpha(mxcfbi->ipu_ch, 1, 0x80); ipu_disp_set_color_key(mxcfbi->ipu_ch, 0, 0); - strcpy(fbi->fix.id, "DISP3 BG"); g_dp_in_use = 1; @@ -547,7 +517,8 @@ static int mxcfb_probe(u32 interface_pix_fmt, uint8_t disp, mxcfbi->ipu_di_pix_fmt = interface_pix_fmt; fb_videomode_to_var(&fbi->var, mode); fbi->var.bits_per_pixel = 16; - fbi->fix.line_length = fbi->var.xres * (fbi->var.bits_per_pixel / 8); + fbi->fix.line_length = fbi->var.xres_virtual * + (fbi->var.bits_per_pixel / 8); fbi->fix.smem_len = fbi->var.yres_virtual * fbi->fix.line_length; mxcfb_check_var(&fbi->var, fbi); @@ -555,31 +526,17 @@ static int mxcfb_probe(u32 interface_pix_fmt, uint8_t disp, /* Default Y virtual size is 2x panel size */ fbi->var.yres_virtual = fbi->var.yres * 2; - mxcfb_set_fix(fbi); - /* allocate fb first */ if (mxcfb_map_video_memory(fbi) < 0) return -ENOMEM; mxcfb_set_par(fbi); - panel.winSizeX = mode->xres; - panel.winSizeY = mode->yres; - panel.plnSizeX = mode->xres; - panel.plnSizeY = mode->yres; - - panel.frameAdrs = (u32)fbi->screen_base; - panel.memSize = fbi->screen_size; - - panel.gdfBytesPP = 2; - panel.gdfIndex = GDF_16BIT_565RGB; - +#ifdef DEBUG ipu_dump_registers(); +#endif return 0; - -err0: - return ret; } void ipuv3_fb_shutdown(void) @@ -604,21 +561,6 @@ void ipuv3_fb_shutdown(void) } } -void *video_hw_init(void) -{ - int ret; - - ret = ipu_probe(); - if (ret) - puts("Error initializing IPU\n"); - - ret = mxcfb_probe(gpixfmt, gdisp, gmode); - debug("Framebuffer at 0x%x\n", (unsigned int)panel.frameAdrs); - gd->fb_base = panel.frameAdrs; - - return (void *)&panel; -} - int ipuv3_fb_init(struct fb_videomode const *mode, uint8_t disp, uint32_t pixfmt) @@ -630,7 +572,6 @@ int ipuv3_fb_init(struct fb_videomode const *mode, return 0; } -#if CONFIG_IS_ENABLED(DM_VIDEO) enum { /* Maximum display size we support */ LCD_MAX_WIDTH = 1920, @@ -645,7 +586,6 @@ static int ipuv3_video_probe(struct udevice *dev) #if defined(CONFIG_DISPLAY) struct udevice *disp_dev; #endif - struct udevice *panel_dev; u32 fb_start, fb_end; int ret; @@ -672,9 +612,13 @@ static int ipuv3_video_probe(struct udevice *dev) return ret; } #endif - ret = uclass_get_device(UCLASS_PANEL, 0, &panel_dev); - if (panel_dev) - panel_enable_backlight(panel_dev); + if (CONFIG_IS_ENABLED(PANEL)) { + struct udevice *panel_dev; + + ret = uclass_get_device(UCLASS_PANEL, 0, &panel_dev); + if (panel_dev) + panel_enable_backlight(panel_dev); + } uc_priv->xsize = gmode->xres; uc_priv->ysize = gmode->yres; @@ -707,8 +651,12 @@ static int ipuv3_video_bind(struct udevice *dev) } static const struct udevice_id ipuv3_video_ids[] = { +#ifdef CONFIG_ARCH_MX6 { .compatible = "fsl,imx6q-ipu" }, +#endif +#ifdef CONFIG_ARCH_MX5 { .compatible = "fsl,imx53-ipu" }, +#endif { } }; @@ -721,4 +669,3 @@ U_BOOT_DRIVER(ipuv3_video) = { .priv_auto_alloc_size = sizeof(struct ipuv3_video_priv), .flags = DM_FLAG_PRE_RELOC, }; -#endif /* CONFIG_DM_VIDEO */ |