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Preserve PHY_BMCR during a soft reset. 

Patch by Carl Riechers, 24 Jun 2005
This commit is contained in:
Wolfgang Denk 2005-08-12 23:15:53 +02:00
parent e544528831
commit f89920c3e4
2 changed files with 10 additions and 1 deletions
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3
CHANGELOG
View File

@ -2,6 +2,9 @@
Changes for U-Boot 1.1.3:
======================================================================
* Preserve PHY_BMCR during a soft reset.
Patch by Carl Riechers, 24 Jun 2005
* VoiceBlue update: eeprom tool can also store firmware version now.
eeprom.bin is runable by jumping at load address.
Patch by Ladislav Michl, 23 May 2005

8
common/miiphyutil.c
View File

@ -93,7 +93,13 @@ int miiphy_reset (unsigned char addr)
unsigned short reg;
int loop_cnt;
if (miiphy_write (addr, PHY_BMCR, 0x8000) != 0) {
if (miiphy_read (addr, PHY_BMCR, &reg) != 0) {
#ifdef DEBUG
printf ("PHY status read failed\n");
#endif
return (-1);
}
if (miiphy_write (addr, PHY_BMCR, reg | 0x8000) != 0) {
#ifdef DEBUG
puts ("PHY reset failed\n");
#endif