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esd PCI405 board updated 

Patch by Matthias Fuchs, 28 Jul 2005
This commit is contained in:
Stefan Roese 2005-08-12 16:56:56 +02:00
parent 82f4c6ac84
commit 5315dfa9d1
3 changed files with 60 additions and 11 deletions
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3
CHANGELOG
View File

@ -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

67
board/esd/pci405/pci405.c
View File

@ -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"
);

1
include/configs/PCI405.h
View File

@ -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 */