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authorStefan Roese <sr@denx.de>2007-01-05 10:40:36 +0100
committerStefan Roese <sr@denx.de>2007-01-05 10:40:36 +0100
commita78bc443ae5a4a8ba87590587d5e35bf5a787b2e (patch)
tree72031612a802fc186df0b48678d91e76b118de95 /board/amcc/sequoia/sequoia.c
parent023889838282b6237b401664f22dd22dfba2c066 (diff)
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[PATCH] Clear PLB4A0_ACR[WRP] on Sequoia (440EPx)
This fix will make the MAL burst disabling patch for the Linux EMAC driver obsolete. Signed-off-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'board/amcc/sequoia/sequoia.c')
-rw-r--r--board/amcc/sequoia/sequoia.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/board/amcc/sequoia/sequoia.c b/board/amcc/sequoia/sequoia.c
index ff211ae..703204f 100644
--- a/board/amcc/sequoia/sequoia.c
+++ b/board/amcc/sequoia/sequoia.c
@@ -35,9 +35,9 @@ ulong flash_get_size (ulong base, int banknum);
int board_early_init_f(void)
{
- unsigned long sdr0_cust0;
- unsigned long sdr0_pfc1, sdr0_pfc2;
- register uint reg;
+ u32 sdr0_cust0;
+ u32 sdr0_pfc1, sdr0_pfc2;
+ u32 reg;
mtdcr(ebccfga, xbcfg);
mtdcr(ebccfgd, 0xb8400000);
@@ -142,6 +142,7 @@ int misc_init_r(void)
{
uint pbcr;
int size_val = 0;
+ u32 reg;
#ifdef CONFIG_440EPX
unsigned long usb2d0cr = 0;
unsigned long usb2phy0cr, usb2h0cr = 0;
@@ -335,6 +336,14 @@ int misc_init_r(void)
}
#endif /* CONFIG_440EPX */
+ /*
+ * Clear PLB4A0_ACR[WRP]
+ * This fix will make the MAL burst disabling patch for the Linux
+ * EMAC driver obsolete.
+ */
+ reg = mfdcr(plb4_acr) & ~PLB4_ACR_WRP;
+ mtdcr(plb4_acr, reg);
+
return 0;
}