X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=drivers%2Fvideo%2Fexynos_dp.c;h=5b6fc140e0ef78bd6856dc0ea319496721c5bfdd;hb=7fe0933c5898e5cce70407184fd458cf3ad9ee32;hp=5f4f25e64cb2b638e32915076be02ace189f4ae7;hpb=beded3d13a8d87dfdf16fb4ca5a128c14fb75af9;p=u-boot

diff --git a/drivers/video/exynos_dp.c b/drivers/video/exynos_dp.c
index 5f4f25e64c..5b6fc140e0 100644
--- a/drivers/video/exynos_dp.c
+++ b/drivers/video/exynos_dp.c
@@ -3,34 +3,24 @@
  *
  * Author: Donghwa Lee <dh09.lee@samsung.com>
  *
- * 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
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <config.h>
 #include <common.h>
 #include <malloc.h>
+#include <linux/compat.h>
 #include <linux/err.h>
 #include <asm/arch/clk.h>
 #include <asm/arch/cpu.h>
 #include <asm/arch/dp_info.h>
 #include <asm/arch/dp.h>
+#include <fdtdec.h>
+#include <libfdt.h>
 
 #include "exynos_dp_lowlevel.h"
 
-static struct exynos_dp_platform_data *dp_pd;
+DECLARE_GLOBAL_DATA_PTR;
 
 void __exynos_set_dp_phy(unsigned int onoff)
 {
@@ -859,6 +849,60 @@ static unsigned int exynos_dp_config_video(struct edp_device_info *edp_info)
 	return ret;
 }
 
+int exynos_dp_parse_dt(const void *blob, struct edp_device_info *edp_info)
+{
+	unsigned int node = fdtdec_next_compatible(blob, 0,
+						COMPAT_SAMSUNG_EXYNOS5_DP);
+	if (node <= 0) {
+		debug("exynos_dp: Can't get device node for dp\n");
+		return -ENODEV;
+	}
+
+	edp_info->disp_info.h_res = fdtdec_get_int(blob, node,
+							"samsung,h-res", 0);
+	edp_info->disp_info.h_sync_width = fdtdec_get_int(blob, node,
+						"samsung,h-sync-width", 0);
+	edp_info->disp_info.h_back_porch = fdtdec_get_int(blob, node,
+						"samsung,h-back-porch", 0);
+	edp_info->disp_info.h_front_porch = fdtdec_get_int(blob, node,
+						"samsung,h-front-porch", 0);
+	edp_info->disp_info.v_res = fdtdec_get_int(blob, node,
+						"samsung,v-res", 0);
+	edp_info->disp_info.v_sync_width = fdtdec_get_int(blob, node,
+						"samsung,v-sync-width", 0);
+	edp_info->disp_info.v_back_porch = fdtdec_get_int(blob, node,
+						"samsung,v-back-porch", 0);
+	edp_info->disp_info.v_front_porch = fdtdec_get_int(blob, node,
+						"samsung,v-front-porch", 0);
+	edp_info->disp_info.v_sync_rate = fdtdec_get_int(blob, node,
+						"samsung,v-sync-rate", 0);
+
+	edp_info->lt_info.lt_status = fdtdec_get_int(blob, node,
+						"samsung,lt-status", 0);
+
+	edp_info->video_info.master_mode = fdtdec_get_int(blob, node,
+						"samsung,master-mode", 0);
+	edp_info->video_info.bist_mode = fdtdec_get_int(blob, node,
+						"samsung,bist-mode", 0);
+	edp_info->video_info.bist_pattern = fdtdec_get_int(blob, node,
+						"samsung,bist-pattern", 0);
+	edp_info->video_info.h_sync_polarity = fdtdec_get_int(blob, node,
+						"samsung,h-sync-polarity", 0);
+	edp_info->video_info.v_sync_polarity = fdtdec_get_int(blob, node,
+						"samsung,v-sync-polarity", 0);
+	edp_info->video_info.interlaced = fdtdec_get_int(blob, node,
+						"samsung,interlaced", 0);
+	edp_info->video_info.color_space = fdtdec_get_int(blob, node,
+						"samsung,color-space", 0);
+	edp_info->video_info.dynamic_range = fdtdec_get_int(blob, node,
+						"samsung,dynamic-range", 0);
+	edp_info->video_info.ycbcr_coeff = fdtdec_get_int(blob, node,
+						"samsung,ycbcr-coeff", 0);
+	edp_info->video_info.color_depth = fdtdec_get_int(blob, node,
+						"samsung,color-depth", 0);
+	return 0;
+}
+
 unsigned int exynos_init_dp(void)
 {
 	unsigned int ret;
@@ -870,11 +914,8 @@ unsigned int exynos_init_dp(void)
 		return -EFAULT;
 	}
 
-	edp_info = dp_pd->edp_dev_info;
-	if (edp_info == NULL) {
-		debug("failed to get edp_info data.\n");
-		return -EFAULT;
-	}
+	if (exynos_dp_parse_dt(gd->fdt_blob, edp_info))
+		debug("unable to parse DP DT node\n");
 
 	exynos_dp_set_base_addr();
 
@@ -914,17 +955,7 @@ unsigned int exynos_init_dp(void)
 		return ret;
 	}
 
-	printf("Exynos DP init done\n");
+	debug("Exynos DP init done\n");
 
 	return ret;
 }
-
-void exynos_set_dp_platform_data(struct exynos_dp_platform_data *pd)
-{
-	if (pd == NULL) {
-		debug("pd is NULL\n");
-		return;
-	}
-
-	dp_pd = pd;
-}