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* [U-Boot] [PATCH] bugfix: Guruplug: Use standard miiphy call to reset PHY chip.
@ 2010-05-19  5:20 Mahavir Jain
  2010-05-19  6:02 ` Siddarth Gore
  2010-05-19  8:38 ` Prafulla Wadaskar
  0 siblings, 2 replies; 5+ messages in thread
From: Mahavir Jain @ 2010-05-19  5:20 UTC (permalink / raw)
  To: u-boot

From: Mahavir Jain <mjain@marvell.com>

Current PHY Software Reset operation in guruplug does not
poll reset bit in control register to go to 0(auto clearing)
for making sure reset was successful.This patch uses standard
miiphy call miiphy_reset to make sure proper PHY reset operation.

Signed-off-by: Mahavir Jain <mjain@marvell.com>
---
 board/Marvell/guruplug/guruplug.c |    9 +--------
 1 files changed, 1 insertions(+), 8 deletions(-)

diff --git a/board/Marvell/guruplug/guruplug.c b/board/Marvell/guruplug/guruplug.c
index ba47ca1..c028a53 100644
--- a/board/Marvell/guruplug/guruplug.c
+++ b/board/Marvell/guruplug/guruplug.c
@@ -146,14 +146,7 @@ void mv_phy_88e1121_init(char *name)
 	miiphy_write(name, devadr, MV88E1121_PGADR_REG, 0);
 
 	/* reset the phy */
-	if (miiphy_read (name, devadr, PHY_BMCR, &reg) != 0) {
-		printf("Err..(%s) PHY status read failed\n", __FUNCTION__);
-		return;
-	}
-	if (miiphy_write (name, devadr, PHY_BMCR, reg | 0x8000) != 0) {
-		printf("Err..(%s) PHY reset failed\n", __FUNCTION__);
-		return;
-	}
+	miiphy_reset(name, devadr);
 
 	printf("88E1121 Initialized on %s\n", name);
 }
-- 
1.5.4.3

^ permalink raw reply related	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2010-05-20  0:01 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2010-05-19  5:20 [U-Boot] [PATCH] bugfix: Guruplug: Use standard miiphy call to reset PHY chip Mahavir Jain
2010-05-19  6:02 ` Siddarth Gore
2010-05-19  8:38 ` Prafulla Wadaskar
2010-05-19 23:41   ` Peter
2010-05-20  0:01   ` Mike Frysinger

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