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authorstroese <stroese>2004-12-16 18:37:08 +0000
committerstroese <stroese>2004-12-16 18:37:08 +0000
commit31193c2cca272d8e661b28b9e8492949c9dd7309 (patch)
tree4c12d93afab3b28840529a5c09a01a302ef05fc9 /board/esd/hub405/hub405.c
parentab379df3535036ccce6a27303f8604a24b8b3276 (diff)
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HUB405 board update
Diffstat (limited to 'board/esd/hub405/hub405.c')
-rw-r--r--board/esd/hub405/hub405.c84
1 files changed, 69 insertions, 15 deletions
diff --git a/board/esd/hub405/hub405.c b/board/esd/hub405/hub405.c
index d8e3be2..d586ff9 100644
--- a/board/esd/hub405/hub405.c
+++ b/board/esd/hub405/hub405.c
@@ -26,7 +26,8 @@
#include <command.h>
#include <malloc.h>
-/* ------------------------------------------------------------------------- */
+
+extern void lxt971_no_sleep(void);
int board_early_init_f (void)
@@ -60,8 +61,6 @@ int board_early_init_f (void)
}
-/* ------------------------------------------------------------------------- */
-
int misc_init_f (void)
{
return 0; /* dummy implementation */
@@ -74,14 +73,10 @@ int misc_init_r (void)
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;
/*
* Enable interrupts in exar duart mcr[3]
@@ -91,12 +86,70 @@ 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") == 0)) {
+ 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 on SWCH405
+ */
+ 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 */
+
return (0);
}
@@ -104,7 +157,6 @@ int misc_init_r (void)
/*
* Check Board Identity:
*/
-
int checkboard (void)
{
unsigned char str[64];
@@ -120,10 +172,14 @@ int checkboard (void)
putc ('\n');
+ /*
+ * Disable sleep mode in LXT971
+ */
+ lxt971_no_sleep();
+
return 0;
}
-/* ------------------------------------------------------------------------- */
long int initdram (int board_type)
{
@@ -140,7 +196,6 @@ long int initdram (int board_type)
return (4*1024*1024 << ((val & 0x000e0000) >> 17));
}
-/* ------------------------------------------------------------------------- */
int testdram (void)
{
@@ -150,7 +205,6 @@ int testdram (void)
return (0);
}
-/* ------------------------------------------------------------------------- */
#if (CONFIG_COMMANDS & CFG_CMD_NAND)
#include <linux/mtd/nand.h>