video: fbdev: atmel_lcdfb: drop AVR and platform_data support

Make the driver OF only as since AVR32 has been removed from the kernel,
there are only OF enabled platform using it.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>

diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig
index 0e7ab29..7bb50c3 100644 (file)
--- a/drivers/video/fbdev/Kconfig
+++ b/drivers/video/fbdev/Kconfig
@@ -866,8 +866,8 @@ config FB_S1D13XXX
          <http://vdc.epson.com/>
 
 config FB_ATMEL
-       tristate "AT91/AT32 LCD Controller support"
-       depends on FB && HAVE_FB_ATMEL
+       tristate "AT91 LCD Controller support"
+       depends on FB && OF && HAVE_FB_ATMEL
        select FB_BACKLIGHT
        select FB_CFB_FILLRECT
        select FB_CFB_COPYAREA
@@ -875,7 +875,7 @@ config FB_ATMEL
        select FB_MODE_HELPERS
        select VIDEOMODE_HELPERS
        help
-         This enables support for the AT91/AT32 LCD Controller.
+         This enables support for the AT91 LCD Controller.
 
 config FB_NVIDIA
        tristate "nVidia Framebuffer Support"

diff --git a/drivers/video/fbdev/atmel_lcdfb.c b/drivers/video/fbdev/atmel_lcdfb.c
index 4ed55e6..b8786ff 100644 (file)
--- a/drivers/video/fbdev/atmel_lcdfb.c
+++ b/drivers/video/fbdev/atmel_lcdfb.c
@@ -1,5 +1,5 @@
 /*
- *  Driver for AT91/AT32 LCD Controller
+ *  Driver for AT91 LCD Controller
  *
  *  Copyright (C) 2007 Atmel Corporation
  *
@@ -99,86 +99,6 @@ static struct atmel_lcdfb_config at91sam9rl_config = {
        .have_intensity_bit     = true,
 };
 
-static struct atmel_lcdfb_config at32ap_config = {
-       .have_hozval            = true,
-};
-
-static const struct platform_device_id atmel_lcdfb_devtypes[] = {
-       {
-               .name = "at91sam9261-lcdfb",
-               .driver_data = (unsigned long)&at91sam9261_config,
-       }, {
-               .name = "at91sam9263-lcdfb",
-               .driver_data = (unsigned long)&at91sam9263_config,
-       }, {
-               .name = "at91sam9g10-lcdfb",
-               .driver_data = (unsigned long)&at91sam9g10_config,
-       }, {
-               .name = "at91sam9g45-lcdfb",
-               .driver_data = (unsigned long)&at91sam9g45_config,
-       }, {
-               .name = "at91sam9g45es-lcdfb",
-               .driver_data = (unsigned long)&at91sam9g45es_config,
-       }, {
-               .name = "at91sam9rl-lcdfb",
-               .driver_data = (unsigned long)&at91sam9rl_config,
-       }, {
-               .name = "at32ap-lcdfb",
-               .driver_data = (unsigned long)&at32ap_config,
-       }, {
-               /* terminator */
-       }
-};
-MODULE_DEVICE_TABLE(platform, atmel_lcdfb_devtypes);
-
-static struct atmel_lcdfb_config *
-atmel_lcdfb_get_config(struct platform_device *pdev)
-{
-       unsigned long data;
-
-       data = platform_get_device_id(pdev)->driver_data;
-
-       return (struct atmel_lcdfb_config *)data;
-}
-
-#if defined(CONFIG_ARCH_AT91)
-#define        ATMEL_LCDFB_FBINFO_DEFAULT      (FBINFO_DEFAULT \
-                                        | FBINFO_PARTIAL_PAN_OK \
-                                        | FBINFO_HWACCEL_YPAN)
-
-static inline void atmel_lcdfb_update_dma2d(struct atmel_lcdfb_info *sinfo,
-                                       struct fb_var_screeninfo *var,
-                                       struct fb_info *info)
-{
-
-}
-#elif defined(CONFIG_AVR32)
-#define        ATMEL_LCDFB_FBINFO_DEFAULT      (FBINFO_DEFAULT \
-                                       | FBINFO_PARTIAL_PAN_OK \
-                                       | FBINFO_HWACCEL_XPAN \
-                                       | FBINFO_HWACCEL_YPAN)
-
-static void atmel_lcdfb_update_dma2d(struct atmel_lcdfb_info *sinfo,
-                                    struct fb_var_screeninfo *var,
-                                    struct fb_info *info)
-{
-       u32 dma2dcfg;
-       u32 pixeloff;
-
-       pixeloff = (var->xoffset * info->var.bits_per_pixel) & 0x1f;
-
-       dma2dcfg = (info->var.xres_virtual - info->var.xres)
-                * info->var.bits_per_pixel / 8;
-       dma2dcfg |= pixeloff << ATMEL_LCDC_PIXELOFF_OFFSET;
-       lcdc_writel(sinfo, ATMEL_LCDC_DMA2DCFG, dma2dcfg);
-
-       /* Update configuration */
-       lcdc_writel(sinfo, ATMEL_LCDC_DMACON,
-                   lcdc_readl(sinfo, ATMEL_LCDC_DMACON)
-                   | ATMEL_LCDC_DMAUPDT);
-}
-#endif
-
 static u32 contrast_ctr = ATMEL_LCDC_PS_DIV8
                | ATMEL_LCDC_POL_POSITIVE
                | ATMEL_LCDC_ENA_PWMENABLE;
@@ -404,8 +324,6 @@ static void atmel_lcdfb_update_dma(struct fb_info *info,
 
        /* Set framebuffer DMA base address and pixel offset */
        lcdc_writel(sinfo, ATMEL_LCDC_DMABADDR1, dma_addr);
-
-       atmel_lcdfb_update_dma2d(sinfo, var, info);
 }
 
 static inline void atmel_lcdfb_free_video_memory(struct atmel_lcdfb_info *sinfo)
@@ -978,7 +896,6 @@ static void atmel_lcdfb_stop_clock(struct atmel_lcdfb_info *sinfo)
        clk_disable_unprepare(sinfo->lcdc_clk);
 }
 
-#ifdef CONFIG_OF
 static const struct of_device_id atmel_lcdfb_dt_ids[] = {
        { .compatible = "atmel,at91sam9261-lcdc" , .data = &at91sam9261_config, },
        { .compatible = "atmel,at91sam9263-lcdc" , .data = &at91sam9263_config, },
@@ -986,7 +903,6 @@ static const struct of_device_id atmel_lcdfb_dt_ids[] = {
        { .compatible = "atmel,at91sam9g45-lcdc" , .data = &at91sam9g45_config, },
        { .compatible = "atmel,at91sam9g45es-lcdc" , .data = &at91sam9g45es_config, },
        { .compatible = "atmel,at91sam9rl-lcdc" , .data = &at91sam9rl_config, },
-       { .compatible = "atmel,at32ap-lcdc" , .data = &at32ap_config, },
        { /* sentinel */ }
 };
 
@@ -1122,19 +1038,12 @@ put_display_node:
        of_node_put(display_np);
        return ret;
 }
-#else
-static int atmel_lcdfb_of_init(struct atmel_lcdfb_info *sinfo)
-{
-       return 0;
-}
-#endif
 
 static int __init atmel_lcdfb_probe(struct platform_device *pdev)
 {
        struct device *dev = &pdev->dev;
        struct fb_info *info;
        struct atmel_lcdfb_info *sinfo;
-       struct atmel_lcdfb_pdata *pdata = NULL;
        struct resource *regs = NULL;
        struct resource *map = NULL;
        struct fb_modelist *modelist;
@@ -1159,21 +1068,6 @@ static int __init atmel_lcdfb_probe(struct platform_device *pdev)
                ret = atmel_lcdfb_of_init(sinfo);
                if (ret)
                        goto free_info;
-       } else if (dev_get_platdata(dev)) {
-               struct fb_monspecs *monspecs;
-               int i;
-
-               pdata = dev_get_platdata(dev);
-               monspecs = pdata->default_monspecs;
-               sinfo->pdata = *pdata;
-
-               for (i = 0; i < monspecs->modedb_len; i++)
-                       fb_add_videomode(&monspecs->modedb[i], &info->modelist);
-
-               sinfo->config = atmel_lcdfb_get_config(pdev);
-
-               info->var.bits_per_pixel = pdata->default_bpp ? pdata->default_bpp : 16;
-               memcpy(&info->monspecs, pdata->default_monspecs, sizeof(info->monspecs));
        } else {
                dev_err(dev, "cannot get default configuration\n");
                goto free_info;
@@ -1186,7 +1080,8 @@ static int __init atmel_lcdfb_probe(struct platform_device *pdev)
        if (IS_ERR(sinfo->reg_lcd))
                sinfo->reg_lcd = NULL;
 
-       info->flags = ATMEL_LCDFB_FBINFO_DEFAULT;
+       info->flags = FBINFO_DEFAULT | FBINFO_PARTIAL_PAN_OK |
+                     FBINFO_HWACCEL_YPAN;
        info->pseudo_palette = sinfo->pseudo_palette;
        info->fbops = &atmel_lcdfb_ops;
 
@@ -1435,7 +1330,6 @@ static struct platform_driver atmel_lcdfb_driver = {
        .remove         = __exit_p(atmel_lcdfb_remove),
        .suspend        = atmel_lcdfb_suspend,
        .resume         = atmel_lcdfb_resume,
-       .id_table       = atmel_lcdfb_devtypes,
        .driver         = {
                .name   = "atmel_lcdfb",
                .of_match_table = of_match_ptr(atmel_lcdfb_dt_ids),
@@ -1444,6 +1338,6 @@ static struct platform_driver atmel_lcdfb_driver = {
 
 module_platform_driver_probe(atmel_lcdfb_driver, atmel_lcdfb_probe);
 
-MODULE_DESCRIPTION("AT91/AT32 LCD Controller framebuffer driver");
+MODULE_DESCRIPTION("AT91 LCD Controller framebuffer driver");
 MODULE_AUTHOR("Nicolas Ferre <nicolas.ferre@atmel.com>");
 MODULE_LICENSE("GPL");