Add GPL-2.0+ SPDX-License-Identifier to source files

[karo-tx-uboot.git] / board / a4m072 / a4m072.c

diff --git a/board/a4m072/a4m072.c b/board/a4m072/a4m072.c
index ae7ccbb4e9dbbaff1daac139a06301b3da663c56..d3d4c181afad83d3b3dd8d43b449ce90b7d6ff58 100644 (file)
--- a/board/a4m072/a4m072.c
+++ b/board/a4m072/a4m072.c
@@ -8,23 +8,7 @@
  * (C) Copyright 2010
  * Sergei Poselenov, Emcraft Systems, sposelenov@emcraft.com.
  *
- * 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>
@@ -270,8 +254,6 @@ static u8 display_buf[DISPLAY_BUF_SIZE];
 static u8 display_putc_pos;
 static u8 display_out_pos;
 
-static u8 display_dot_enable;
-
 void display_set(int cmd) {
 
        if (cmd & DISPLAY_CLEAR) {
@@ -281,12 +263,6 @@ void display_set(int cmd) {
        if (cmd & DISPLAY_HOME) {
                display_putc_pos = 0;
        }
-
-       if (cmd & DISPLAY_MARK) {
-               display_dot_enable = 1;
-       } else {
-               display_dot_enable = 0;
-       }
 }
 
 #define SEG_A    (1<<0)
@@ -314,10 +290,12 @@ void display_set(int cmd) {
  * A..Z                index 10..35
  * -           index 36
  * _           index 37
+ * .           index 38
  */
 
 #define SYMBOL_DASH            (36)
 #define SYMBOL_UNDERLINE       (37)
+#define SYMBOL_DOT             (38)
 
 static u8 display_char2seg7_tbl[]=
 {
@@ -337,28 +315,29 @@ static u8 display_char2seg7_tbl[]=
        SEG_B | SEG_C | SEG_D | SEG_E | SEG_G,                  /* d */
        SEG_A | SEG_D | SEG_E | SEG_F | SEG_G,                  /* E */
        SEG_A | SEG_E | SEG_F | SEG_G,                          /* F */
-       SEG_A | SEG_B | SEG_C | SEG_D | SEG_F | SEG_G,          /* g */
+       0,                                      /* g - not displayed */
        SEG_B | SEG_C | SEG_E | SEG_F | SEG_G,                  /* H */
-       SEG_E | SEG_F,                                          /* I */
-       SEG_B | SEG_C | SEG_D | SEG_E,                          /* J */
-       SEG_A,                                          /* K - special 1 */
+       SEG_B | SEG_C,                                          /* I */
+       0,                                      /* J - not displayed */
+       0,                                      /* K - not displayed */
        SEG_D | SEG_E | SEG_F,                                  /* L */
-       SEG_B,                                          /* m - special 2 */
-       SEG_C | SEG_E | SEG_G,                                  /* n */
-       SEG_C | SEG_D | SEG_E | SEG_G,                          /* o */
+       0,                                      /* m - not displayed */
+       0,                                      /* n - not displayed */
+       SEG_A | SEG_B | SEG_C | SEG_D | SEG_E | SEG_F,          /* O */
        SEG_A | SEG_B | SEG_E | SEG_F | SEG_G,                  /* P */
-       SEG_A | SEG_B | SEG_C | SEG_F | SEG_G,                  /* q */
-       SEG_E | SEG_G,                                          /* r */
+       0,                                      /* q - not displayed */
+       0,                                      /* r - not displayed */
        SEG_A | SEG_C | SEG_D | SEG_F | SEG_G,                  /* S */
        SEG_D | SEG_E | SEG_F | SEG_G,                          /* t */
        SEG_B | SEG_C | SEG_D | SEG_E | SEG_F,                  /* U */
-       SEG_C | SEG_D | SEG_E | SEG_F,                          /* V */
-       SEG_C,                                          /* w - special 3 */
-       SEG_B | SEG_C | SEG_E | SEG_F | SEG_G,                  /* X */
+       0,                                      /* V - not displayed */
+       0,                                      /* w - not displayed */
+       0,                                      /* X - not displayed */
        SEG_B | SEG_C | SEG_D | SEG_F | SEG_G,                  /* Y */
-       SEG_A | SEG_B | SEG_D | SEG_E | SEG_G,                  /* Z */
+       0,                                      /* Z - not displayed */
        SEG_G,                                                  /* - */
-       SEG_D                                                   /* _ */
+       SEG_D,                                                  /* _ */
+       SEG_P                                                   /* . */
 };
 
 /* Convert char to the LED segments representation */
@@ -374,23 +353,20 @@ static u8 display_char2seg7(char c)
                c -= 'A' - 10;
        else if (c == '-')
                c = SYMBOL_DASH;
-       else if ((c == '_') || (c == '.'))
+       else if (c == '_')
                c = SYMBOL_UNDERLINE;
+       else if (c == '.')
+               c = SYMBOL_DOT;
        else
                c = ' ';        /* display unsupported symbols as space */
 
        if (c != ' ')
                val = display_char2seg7_tbl[(int)c];
 
-       /* Handle DP LED here */
-       if (display_dot_enable) {
-               val |= SEG_P;
-       }
-
        return val;
 }
 
-static inline int display_putc_nomark(char c)
+int display_putc(char c)
 {
        if (display_putc_pos >= DISPLAY_BUF_SIZE)
                return -1;
@@ -403,13 +379,6 @@ static inline int display_putc_nomark(char c)
        return c;
 }
 
-int display_putc(char c)
-{
-       /* Mark the codes from the "display" command with the DP LED */
-       display_set(DISPLAY_MARK);
-       return display_putc_nomark(c);
-}
-
 /*
  * Flush current symbol to the LED display hardware
  */
@@ -493,14 +462,13 @@ void show_boot_progress(int status)
        if (a4m072_status2code(status, buf) < 0)
                return;
 
-       display_set(0); /* Clear DP Led */
-       display_putc_nomark(buf[0]);
-       display_putc_nomark(buf[1]);
+       display_putc(buf[0]);
+       display_putc(buf[1]);
        display_set(DISPLAY_HOME);
        display_out_pos = 0;    /* reset output position */
 
        /* we want to flush status 15 now */
-       if (status == 15)
+       if (status == BOOTSTAGE_ID_RUN_OS)
                display_flush();
 }
 #endif