enable lvds 1280x800

hc

2023-11-20 0d8657dd3056063fb115946b10157477b5c70451

 kernel/drivers/video/rockchip/mpp/mpp_service.c
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@@ -19,6 +19,7 @@
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 #include <linux/slab.h>
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 #include <linux/nospec.h>
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 #include <linux/mfd/syscon.h>
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+#include <linux/regmap.h>
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 #include "mpp_debug.h"
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 #include "mpp_common.h"
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@@ -42,34 +43,47 @@
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 			struct mpp_grf_info *grf_info,
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 			const char *grf_name)
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 {
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-	int ret;
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 	int index;
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 	u32 grf_offset = 0;
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 	u32 grf_value = 0;
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+	u32 mem_offset = 0;
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+	u32 val_mem_on = 0;
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+	u32 val_mem_off = 0;
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 	struct regmap *grf;
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 	grf = syscon_regmap_lookup_by_phandle(np, "rockchip,grf");
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 	if (IS_ERR_OR_NULL(grf))
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 		return -EINVAL;
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-	ret = of_property_read_u32(np, "rockchip,grf-offset", &grf_offset);
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-	if (ret)
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-		return -ENODATA;
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-
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 	index = of_property_match_string(np, "rockchip,grf-names", grf_name);
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 	if (index < 0)
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 		return -ENODATA;
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-	ret = of_property_read_u32_index(np, "rockchip,grf-values",
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-					 index, &grf_value);
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-	if (ret)
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-		return -ENODATA;
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+	of_property_read_u32(np, "rockchip,grf-offset", &grf_offset);
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+	of_property_read_u32_index(np, "rockchip,grf-values",
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+				   index, &grf_value);
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+	of_property_read_u32_index(np, "rockchip,grf-mem-offset",
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+				   index, &mem_offset);
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+	of_property_read_u32_index(np, "rockchip,grf-mem-on-values",
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+				   index, &val_mem_on);
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+	of_property_read_u32_index(np, "rockchip,grf-mem-off-values",
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+				   index, &val_mem_off);
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+
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 	grf_info->grf = grf;
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 	grf_info->offset = grf_offset;
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 	grf_info->val = grf_value;
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-	mpp_set_grf(grf_info);
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+	grf_info->mem_offset = mem_offset;
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+	grf_info->val_mem_on = val_mem_on;
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+	grf_info->val_mem_off = val_mem_off;
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+
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+	if (grf_info->offset && grf_info->val)
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+		mpp_set_grf(grf_info);
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+
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+	if (grf_info->mem_offset && grf_info->val_mem_off)
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+		regmap_write(grf_info->grf, grf_info->mem_offset,
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+			     grf_info->val_mem_off);
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 	return 0;
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 }
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@@ -261,6 +275,7 @@
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 	/* show support devices */
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 	proc_create_single_data("supports-device", 0444,
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 				srv->procfs, mpp_show_support_device, srv);
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+	mpp_procfs_create_u32("timing_en", 0644, srv->procfs, &srv->timing_en);
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 	return 0;
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 }