Fixed defines for MPC83xx SICRL register to match current specs

[u-boot] / board / esd / hub405 / hub405.c

diff --git a/board/esd/hub405/hub405.c b/board/esd/hub405/hub405.c
index d8e3be23188c49a1778b444e22ceb5d29c87abb6..e77dba8a869c1ac9d4961fcafec20fe8f6c1e696 100644 (file)
--- a/board/esd/hub405/hub405.c
+++ b/board/esd/hub405/hub405.c
@@ -26,7 +26,49 @@
 #include <command.h>
 #include <malloc.h>
 
-/* ------------------------------------------------------------------------- */
+
+extern void lxt971_no_sleep(void);
+
+
+int board_revision(void)
+{
+       unsigned long osrl_reg;
+       unsigned long isr1l_reg;
+       unsigned long tcr_reg;
+       unsigned long value;
+
+       /*
+        * Get version of HUB405 board from GPIO's
+        */
+
+       /*
+        * Setup GPIO pin(s) (IRQ6/GPIO23)
+        */
+       osrl_reg = in32(GPIO0_OSRH);
+       isr1l_reg = in32(GPIO0_ISR1H);
+       tcr_reg = in32(GPIO0_TCR);
+       out32(GPIO0_OSRH, osrl_reg & ~0x00030000);     /* output select */
+       out32(GPIO0_ISR1H, isr1l_reg | 0x00030000);    /* input select  */
+       out32(GPIO0_TCR, tcr_reg & ~0x00000100);       /* select input  */
+
+       udelay(1000);            /* wait some time before reading input */
+       value = in32(GPIO0_IR) & 0x00000100;         /* get config bits */
+
+       /*
+        * Restore GPIO settings
+        */
+       out32(GPIO0_OSRH, osrl_reg);                   /* output select */
+       out32(GPIO0_ISR1H, isr1l_reg);                 /* input select  */
+       out32(GPIO0_TCR, tcr_reg);  /* enable output driver for outputs */
+
+       if (value & 0x00000100) {
+               /* Revision 1.1 or 1.2 detected */
+               return 1;
+       }
+
+       /* Revision 1.0 */
+       return 0;
+}
 
 
 int board_early_init_f (void)
@@ -60,8 +102,6 @@ int board_early_init_f (void)
 }
 
 
-/* ------------------------------------------------------------------------- */
-
 int misc_init_f (void)
 {
        return 0;  /* dummy implementation */
@@ -70,18 +110,17 @@ int misc_init_f (void)
 
 int misc_init_r (void)
 {
+       DECLARE_GLOBAL_DATA_PTR;
+
        volatile unsigned char *duart0_mcr = (unsigned char *)((ulong)DUART0_BA + 4);
        volatile unsigned char *duart1_mcr = (unsigned char *)((ulong)DUART1_BA + 4);
        volatile unsigned char *duart2_mcr = (unsigned char *)((ulong)DUART2_BA + 4);
        volatile unsigned char *duart3_mcr = (unsigned char *)((ulong)DUART3_BA + 4);
-
-       /*
-        * Reset external DUARTs
-        */
-       out32(GPIO0_OR, in32(GPIO0_OR) | CFG_DUART_RST); /* set reset to high */
-       udelay(10); /* wait 10us */
-       out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_DUART_RST); /* set reset to low */
-       udelay(1000); /* wait 1ms */
+       volatile unsigned char *led_reg    = (unsigned char *)((ulong)DUART0_BA + 0x20);
+       unsigned long val;
+       int delay, flashcnt;
+       char *str;
+       char hw_rev[4];
 
        /*
         * Enable interrupts in exar duart mcr[3]
@@ -91,12 +130,75 @@ int misc_init_r (void)
        *duart2_mcr = 0x08;
        *duart3_mcr = 0x08;
 
+       /*
+        * Set RS232/RS422 control (RS232 = high on GPIO)
+        */
+       val = in32(GPIO0_OR);
+       val &= ~(CFG_UART2_RS232 | CFG_UART3_RS232 | CFG_UART4_RS232 | CFG_UART5_RS232);
+
+       str = getenv("phys0");
+       if (!str || (str && (str[0] == '0')))
+               val |= CFG_UART2_RS232;
+
+       str = getenv("phys1");
+       if (!str || (str && (str[0] == '0')))
+               val |= CFG_UART3_RS232;
+
+       str = getenv("phys2");
+       if (!str || (str && (str[0] == '0')))
+               val |= CFG_UART4_RS232;
+
+       str = getenv("phys3");
+       if (!str || (str && (str[0] == '0')))
+               val |= CFG_UART5_RS232;
+
+       out32(GPIO0_OR, val);
+
        /*
         * Set NAND-FLASH GPIO signals to default
         */
        out32(GPIO0_OR, in32(GPIO0_OR) & ~(CFG_NAND_CLE | CFG_NAND_ALE));
        out32(GPIO0_OR, in32(GPIO0_OR) | CFG_NAND_CE);
 
+       /*
+        * check board type and setup AP power
+        */
+       str = getenv("bd_type"); /* this is only set on non prototype hardware */
+       if (str != NULL) {
+               if ((strcmp(str, "swch405") == 0) || ((!strcmp(str, "hub405") && (gd->board_type >= 1)))) {
+                       unsigned char led_reg_default = 0;
+                       str = getenv("ap_pwr");
+                       if (!str || (str && (str[0] == '1')))
+                               led_reg_default = 0x04 | 0x02 ; /* U2_LED | AP_PWR */
+
+                       /*
+                        * Flash LEDs
+                        */
+                       for (flashcnt = 0; flashcnt < 3; flashcnt++) {
+                               *led_reg = led_reg_default;        /* LED_A..D off */
+                               for (delay = 0; delay < 100; delay++)
+                                       udelay(1000);
+                               *led_reg = led_reg_default | 0xf0; /* LED_A..D on */
+                               for (delay = 0; delay < 50; delay++)
+                                       udelay(1000);
+                       }
+                       *led_reg = led_reg_default;
+               }
+       }
+
+       /*
+        * Reset external DUARTs
+        */
+       out32(GPIO0_OR, in32(GPIO0_OR) | CFG_DUART_RST); /* set reset to high */
+       udelay(10); /* wait 10us */
+       out32(GPIO0_OR, in32(GPIO0_OR) & ~CFG_DUART_RST); /* set reset to low */
+       udelay(1000); /* wait 1ms */
+
+       /*
+        * Store hardware revision in environment for further processing
+        */
+       sprintf(hw_rev, "1.%ld", gd->board_type);
+       setenv("hw_rev", hw_rev);
        return (0);
 }
 
@@ -104,10 +206,11 @@ int misc_init_r (void)
 /*
  * Check Board Identity:
  */
-
 int checkboard (void)
 {
-       unsigned char str[64];
+       DECLARE_GLOBAL_DATA_PTR;
+
+       char str[64];
        int i = getenv_r ("serial#", str, sizeof(str));
 
        puts ("Board: ");
@@ -118,12 +221,23 @@ int checkboard (void)
                puts(str);
        }
 
-       putc ('\n');
+       if (getenv_r("bd_type", str, sizeof(str)) != -1) {
+               printf(" (%s", str);
+       } else {
+               puts(" (Missing bd_type!");
+       }
+
+       gd->board_type = board_revision();
+       printf(", Rev 1.%ld)\n", gd->board_type);
+
+       /*
+        * Disable sleep mode in LXT971
+        */
+       lxt971_no_sleep();
 
        return 0;
 }
 
-/* ------------------------------------------------------------------------- */
 
 long int initdram (int board_type)
 {
@@ -140,7 +254,6 @@ long int initdram (int board_type)
        return (4*1024*1024 << ((val & 0x000e0000) >> 17));
 }
 
-/* ------------------------------------------------------------------------- */
 
 int testdram (void)
 {
@@ -150,7 +263,6 @@ int testdram (void)
        return (0);
 }
 
-/* ------------------------------------------------------------------------- */
 
 #if (CONFIG_COMMANDS & CFG_CMD_NAND)
 #include <linux/mtd/nand.h>