ARM: imx6: clocks: add support for eLCDIF clock on i.MX6UL

[karo-tx-uboot.git] / lib / display_options.c

diff --git a/lib/display_options.c b/lib/display_options.c
index e6d684bd60bdc3e18ef077775d8f532eaeb8d352..83ea4decb53198fcc5ced9ae9f104a766afe5e8b 100644 (file)
--- a/lib/display_options.c
+++ b/lib/display_options.c
@@ -2,27 +2,13 @@
  * (C) Copyright 2000-2002
  * 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 <config.h>
 #include <common.h>
+#include <div64.h>
+#include <inttypes.h>
 #include <version.h>
 #include <linux/ctype.h>
 #include <asm/io.h>
@@ -37,15 +23,50 @@ int display_options (void)
        return 0;
 }
 
-/*
- * print sizes as "xxx KiB", "xxx.y KiB", "xxx MiB", "xxx.y MiB",
- * xxx GiB, xxx.y GiB, etc as needed; allow for optional trailing string
- * (like "\n")
- */
-void print_size(unsigned long long size, const char *s)
+void print_freq(uint64_t freq, const char *s)
+{
+       unsigned long m = 0;
+       uint32_t f;
+       static const char names[] = {'G', 'M', 'K'};
+       unsigned long d = 1e9;
+       char c = 0;
+       unsigned int i;
+
+       for (i = 0; i < ARRAY_SIZE(names); i++, d /= 1000) {
+               if (freq >= d) {
+                       c = names[i];
+                       break;
+               }
+       }
+
+       if (!c) {
+               printf("%" PRIu64 " Hz%s", freq, s);
+               return;
+       }
+
+       f = do_div(freq, d);
+
+       /* If there's a remainder, show the first few digits */
+       if (f) {
+               m = f;
+               while (m > 1000)
+                       m /= 10;
+               while (m && !(m % 10))
+                       m /= 10;
+               if (m >= 100)
+                       m = (m / 10) + (m % 100 >= 50);
+       }
+
+       printf("%lu", (unsigned long) freq);
+       if (m)
+               printf(".%ld", m);
+       printf(" %cHz%s", c, s);
+}
+
+void print_size(uint64_t size, const char *s)
 {
        unsigned long m = 0, n;
-       unsigned long long f;
+       uint64_t f;
        static const char names[] = {'E', 'P', 'T', 'G', 'M', 'K'};
        unsigned long d = 10 * ARRAY_SIZE(names);
        char c = 0;
@@ -59,7 +80,7 @@ void print_size(unsigned long long size, const char *s)
        }
 
        if (!c) {
-               printf("%llu Bytes%s", size, s);
+               printf("%" PRIu64 " Bytes%s", size, s);
                return;
        }
 
@@ -83,19 +104,6 @@ void print_size(unsigned long long size, const char *s)
        printf (" %ciB%s", c, s);
 }
 
-/*
- * Print data buffer in hex and ascii form to the terminal.
- *
- * data reads are buffered so that each memory address is only read once.
- * Useful when displaying the contents of volatile registers.
- *
- * parameters:
- *    addr: Starting address to display at start of line
- *    data: pointer to data buffer
- *    width: data value width.  May be 1, 2, or 4.
- *    count: number of values to display
- *    linelen: Number of values to print per line; specify 0 for default length
- */
 #define MAX_LINE_LENGTH_BYTES (64)
 #define DEFAULT_LINE_LENGTH_BYTES (16)
 int print_buffer(ulong addr, const void *data, uint width, uint count,
@@ -103,11 +111,19 @@ int print_buffer(ulong addr, const void *data, uint width, uint count,
 {
        /* linebuf as a union causes proper alignment */
        union linebuf {
+#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+               uint64_t uq[MAX_LINE_LENGTH_BYTES/sizeof(uint64_t) + 1];
+#endif
                uint32_t ui[MAX_LINE_LENGTH_BYTES/sizeof(uint32_t) + 1];
                uint16_t us[MAX_LINE_LENGTH_BYTES/sizeof(uint16_t) + 1];
                uint8_t  uc[MAX_LINE_LENGTH_BYTES/sizeof(uint8_t) + 1];
        } lb;
        int i;
+#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+       uint64_t __maybe_unused x;
+#else
+       uint32_t __maybe_unused x;
+#endif
 
        if (linelen*width > MAX_LINE_LENGTH_BYTES)
                linelen = MAX_LINE_LENGTH_BYTES / width;
@@ -124,14 +140,21 @@ int print_buffer(ulong addr, const void *data, uint width, uint count,
 
                /* Copy from memory into linebuf and print hex values */
                for (i = 0; i < thislinelen; i++) {
-                       uint32_t x;
                        if (width == 4)
                                x = lb.ui[i] = *(volatile uint32_t *)data;
+#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+                       else if (width == 8)
+                               x = lb.uq[i] = *(volatile uint64_t *)data;
+#endif
                        else if (width == 2)
                                x = lb.us[i] = *(volatile uint16_t *)data;
                        else
                                x = lb.uc[i] = *(volatile uint8_t *)data;
+#ifdef CONFIG_SYS_SUPPORT_64BIT_DATA
+                       printf(" %0*llx", width * 2, (long long)x);
+#else
                        printf(" %0*x", width * 2, x);
+#endif
                        data += width;
                }