X-Git-Url: https://git.kernelconcepts.de/?p=karo-tx-uboot.git;a=blobdiff_plain;f=common%2Fcmd_display.c;h=bc1b1ebb8f46248622ababd874127d6bcceb14fa;hp=982e09dab62362dd3d5809e00410052ef780a983;hb=1cd4b6253eab13c5cea7fae5e217bbd28fef15a0;hpb=f82642e33899766892499b163e60560fbbf87773

diff --git a/common/cmd_display.c b/common/cmd_display.c
index 982e09dab6..bc1b1ebb8f 100644
--- a/common/cmd_display.c
+++ b/common/cmd_display.c
@@ -2,61 +2,37 @@
  * (C) Copyright 2005
  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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 <common.h>
 #include <command.h>
+#include <led-display.h>
 
 #undef DEBUG_DISP
 
-#define DISP_SIZE	8
-#define CWORD_CLEAR	0x80
-#define CLEAR_DELAY	(110 * 2)
-
-int do_display (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_display (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
 	int i;
-	int pos;
 
 	/* Clear display */
-	*((volatile char*)(CONFIG_SYS_DISP_CWORD)) = CWORD_CLEAR;
-	udelay(1000 * CLEAR_DELAY);
+	display_set(DISPLAY_CLEAR | DISPLAY_HOME);
 
 	if (argc < 2)
 		return (0);
 
-	for (pos = 0, i = 1; i < argc && pos < DISP_SIZE; i++) {
-		char *p = argv[i], c;
+	for (i = 1; i < argc; i++) {
+		char *p = argv[i];
 
-		if (i > 1) {
-			*((volatile uchar *) (CONFIG_SYS_DISP_CHR_RAM + pos++)) = ' ';
-#ifdef DEBUG_DISP
-			putc(' ');
-#endif
+		if (i > 1) { /* Insert a space between strings */
+			display_putc(' ');
 		}
 
-		while ((c = *p++) != '\0' && pos < DISP_SIZE) {
-			*((volatile uchar *) (CONFIG_SYS_DISP_CHR_RAM + pos++)) = c;
+		while ((*p)) {
 #ifdef DEBUG_DISP
-			putc(c);
+			putc(*p);
 #endif
+			display_putc(*p++);
 		}
 	}
 
@@ -71,8 +47,8 @@ int do_display (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 
 U_BOOT_CMD(
 	display,	CONFIG_SYS_MAXARGS,	1,	do_display,
-	"display- display string on dot matrix display\n",
+	"display string on dot matrix display",
 	"[<string>]\n"
 	"    - with <string> argument: display <string> on dot matrix display\n"
-	"    - without arguments: clear dot matrix display\n"
+	"    - without arguments: clear dot matrix display"
 );