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	Add common clear screen command for configurations CONFIG_DM_VIDEO, CONFIG_LCD and CONFIG_CFB_CONSOLE. Remove the existing cls command implementation from lcd.c code and activate the command for all boards enabling CONFIG_LCD for compatibility reasons. Signed-off-by: Anatolij Gustschin <agust@denx.de> Tested-by: Patrick.Delaunay <patrick.delaunay@free.fr>
		
			
				
	
	
		
			36 lines
		
	
	
		
			742 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			36 lines
		
	
	
		
			742 B
		
	
	
	
		
			C
		
	
	
	
	
	
| // SPDX-License-Identifier: GPL-2.0+
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| /*
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|  * (C) Copyright 2018
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|  * DENX Software Engineering, Anatolij Gustschin <agust@denx.de>
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|  *
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|  * cls - clear screen command
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|  */
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| #include <common.h>
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| #include <command.h>
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| #include <dm.h>
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| #include <lcd.h>
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| #include <video.h>
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| 
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| static int do_video_clear(cmd_tbl_t *cmdtp, int flag, int argc,
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| 			  char *const argv[])
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| {
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| #if defined(CONFIG_DM_VIDEO)
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| 	struct udevice *dev;
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| 
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| 	if (uclass_first_device_err(UCLASS_VIDEO, &dev))
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| 		return CMD_RET_FAILURE;
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| 
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| 	if (video_clear(dev))
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| 		return CMD_RET_FAILURE;
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| #elif defined(CONFIG_CFB_CONSOLE)
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| 	video_clear();
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| #elif defined(CONFIG_LCD)
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| 	lcd_clear();
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| #else
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| 	return CMD_RET_FAILURE;
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| #endif
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| 	return CMD_RET_SUCCESS;
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| }
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| 
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| U_BOOT_CMD(cls,	1, 1, do_video_clear, "clear screen", "");
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