esd PCI405 board updated

Patch by Matthias Fuchs, 28 Jul 2005

diff --git a/CHANGELOG b/CHANGELOG
index ad02f0ba767704658b6333398841254989eb490c..3ead7aebc29ea11fdff9fd0b91eba42098d78586 100644 (file)
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,9 @@
 Changes for U-Boot 1.1.3:
 ======================================================================
 
+* esd PCI405 board updated
+  Patch by Matthias Fuchs, 28 Jul 2005
+
 * esd WUH405 and DU405 board updated
   Patch by Matthias Fuchs, 27 Jul 2005
 

diff --git a/board/esd/pci405/pci405.c b/board/esd/pci405/pci405.c
index cb458ebc4752abb931cd0bdda2d66ed839ba60de..d1b680768cbaecd19599429f6ca89f4e6c868303 100644 (file)
--- a/board/esd/pci405/pci405.c
+++ b/board/esd/pci405/pci405.c
@@ -77,10 +77,10 @@ int board_revision(void)
         */
        cntrl0Reg = mfdcr(cntrl0);
        mtdcr(cntrl0, cntrl0Reg | 0x03000000);
-       out32(GPIO0_ODR, in32(GPIO0_ODR) & ~0x00180000);
-       out32(GPIO0_TCR, in32(GPIO0_TCR) & ~0x00180000);
+       out32(GPIO0_ODR, in32(GPIO0_ODR) & ~0x00100200);
+       out32(GPIO0_TCR, in32(GPIO0_TCR) & ~0x00100200);
        udelay(1000);                   /* wait some time before reading input */
-       value = in32(GPIO0_IR) & 0x00180000;       /* get config bits */
+       value = in32(GPIO0_IR) & 0x00100200;       /* get config bits */
 
        /*
         * Restore GPIO settings
@@ -88,18 +88,18 @@ int board_revision(void)
        mtdcr(cntrl0, cntrl0Reg);
 
        switch (value) {
-       case 0x00180000:
-               /* CS2==1 && CS3==1 -> version 1.0 and 1.1 */
+       case 0x00100200:
+               /* CS2==1 && IRQ5==1 -> version 1.0 and 1.1 */
                return 1;
-       case 0x00080000:
-               /* CS2==0 && CS3==1 -> version 1.2 */
+       case 0x00000200:
+               /* CS2==0 && IRQ5==1 -> version 1.2 */
                return 2;
+       case 0x00000000:
+               /* CS2==0 && IRQ5==0 -> version 1.3 */
+               return 3;
 #if 0 /* not yet manufactured ! */
        case 0x00100000:
-               /* CS2==1 && CS3==0 -> version 1.3 */
-               return 3;
-       case 0x00000000:
-               /* CS2==0 && CS3==0 -> version 1.4 */
+               /* CS2==1 && IRQ5==0 -> version 1.4 */
                return 4;
 #endif
        default:
@@ -393,3 +393,48 @@ int testdram (void)
 }
 
 /* ------------------------------------------------------------------------- */
+int wpeeprom(int wp)
+{
+       int wp_state = wp;
+       volatile unsigned char *uart1_mcr = (volatile unsigned char *)0xef600404;
+
+       if (wp == 1) {
+               *uart1_mcr &= ~0x02;
+       } else if (wp == 0) {
+               *uart1_mcr |= 0x02;
+       } else {
+               if (*uart1_mcr & 0x02) {
+                       wp_state = 0;
+               } else {
+                       wp_state = 1;
+               }
+       }
+       return wp_state;
+}
+
+int do_wpeeprom(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+       int wp = -1;
+       if (argc >= 2) {
+               if (argv[1][0] == '1') {
+                       wp = 1;
+               } else if (argv[1][0] == '0') {
+                       wp = 0;
+               }
+       }
+
+       wp = wpeeprom(wp);
+       printf("EEPROM write protection %s\n", wp ? "ENABLED" : "DISABLED");
+       return 0;
+}
+
+U_BOOT_CMD(
+       wpeeprom,       2,      1,      do_wpeeprom,
+       "wpeeprom - Check/Enable/Disable I2C EEPROM write protection\n",
+       "wpeeprom\n"
+       "    - check I2C EEPROM write protection state\n"
+       "wpeeprom 1\n"
+       "    - enable I2C EEPROM write protection\n"
+       "wpeeprom 0\n"
+       "    - disable I2C EEPROM write protection\n"
+       );

diff --git a/include/configs/PCI405.h b/include/configs/PCI405.h
index 26711257cfdface7c42d9f48de84b2d0f798c5f4..469d88f2921350d91964edbe687c431d054284a9 100644 (file)
--- a/include/configs/PCI405.h
+++ b/include/configs/PCI405.h
@@ -32,6 +32,7 @@
  * High Level Configuration Options
  * (easy to change)
  */
+#define CONFIG_IDENT_STRING     " $Name: esd_PCI405_05_07_28 $"
 
 #define CONFIG_405GP           1       /* This is a PPC405 CPU         */
 #define CONFIG_4xx             1       /* ...member of PPC4xx family   */