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authorRichard Retanubun <RichardRetanubun@RuggedCom.com>2009-07-01 14:03:15 -0400
committerBen Warren <biggerbadderben@gmail.com>2009-08-10 15:55:42 -0700
commit1a9519373b977ef3f7c9563ad3acb6c6f2424657 (patch)
treefc395d8354c00f7b4cfe7855ca1ff13577cd807c /drivers
parent9fd38a01cbc0ce4a8db41f72677103ed04b23db5 (diff)
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Assigned a static SMI address to all UECs TBIPA address.
It is set to 0x1F by default and can be overwritten on the board header file by defining CONFIG_UTBIPAR_INIT_TBIPA. This allows the CPU to simply "reserve" one SMI address instead of using a different one for each UEC. Signed-off-by: Richard Retanubun <RichardRetanubun@RuggedCom.com> Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/qe/uec.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/drivers/qe/uec.c b/drivers/qe/uec.c
index d48d22b..db95ada 100644
--- a/drivers/qe/uec.c
+++ b/drivers/qe/uec.c
@@ -31,6 +31,11 @@
#include "uec_phy.h"
#include "miiphy.h"
+/* Default UTBIPAR SMI address */
+#ifndef CONFIG_UTBIPAR_INIT_TBIPA
+#define CONFIG_UTBIPAR_INIT_TBIPA 0x1F
+#endif
+
static uec_info_t uec_info[] = {
#ifdef CONFIG_UEC_ETH1
STD_UEC_INFO(1), /* UEC1 */
@@ -1071,15 +1076,11 @@ static int uec_startup(uec_private_t *uec)
utbipar = in_be32(&uec_regs->utbipar);
utbipar &= ~UTBIPAR_PHY_ADDRESS_MASK;
enet_interface = uec->uec_info->enet_interface;
- if (enet_interface == ENET_1000_TBI ||
- enet_interface == ENET_1000_RTBI) {
- utbipar |= (uec_info->phy_address + uec_info->uf_info.ucc_num)
- << UTBIPAR_PHY_ADDRESS_SHIFT;
- } else {
- utbipar |= (0x10 + uec_info->uf_info.ucc_num)
- << UTBIPAR_PHY_ADDRESS_SHIFT;
- }
+ /* Initialize UTBIPAR address to CONFIG_UTBIPAR_INIT_TBIPA for ALL UEC.
+ * This frees up the remaining SMI addresses for use.
+ */
+ utbipar |= CONFIG_UTBIPAR_INIT_TBIPA << UTBIPAR_PHY_ADDRESS_SHIFT;
out_be32(&uec_regs->utbipar, utbipar);
/* Configure the TBI for SGMII operation */