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authorAndy Fleming <afleming@freescale.com>2006-09-13 10:34:18 -0500
committerJon Loeliger <jdl@freescale.com>2006-09-19 09:41:48 -0500
commit09f3e09e9ebcfa7919ca8931a4b5504fadd1f1d3 (patch)
tree64d49a225b13baa7ddae8792b1f9fb7c308e4990 /board/cds/mpc8548cds/mpc8548cds.c
parent084d648b109c8984f83674043c1a7fa3885ef801 (diff)
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Add support for eTSEC 3 & 4 on 8548 CDS
* Added support for using eTSEC 3 and eTSEC 4 on the 8548 CDS. This will only work on rev 1.3 boards (but doesn't break older boards) * Cleaned up some comments to reflect the expanded role of tsec in other systems
Diffstat (limited to 'board/cds/mpc8548cds/mpc8548cds.c')
-rw-r--r--board/cds/mpc8548cds/mpc8548cds.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/board/cds/mpc8548cds/mpc8548cds.c b/board/cds/mpc8548cds/mpc8548cds.c
index 6eedb4a..66219e3 100644
--- a/board/cds/mpc8548cds/mpc8548cds.c
+++ b/board/cds/mpc8548cds/mpc8548cds.c
@@ -27,6 +27,7 @@
#include <asm/processor.h>
#include <asm/immap_85xx.h>
#include <spd.h>
+#include <miiphy.h>
#include "../common/cadmus.h"
#include "../common/eeprom.h"
@@ -327,3 +328,34 @@ pci_init_board(void)
pci_mpc85xx_init(&hose);
#endif
}
+
+int last_stage_init(void)
+{
+ unsigned int temp;
+
+ /* Change the resistors for the PHY */
+ /* This is needed to get the RGMII working for the 1.3+
+ * CDS cards */
+ if (get_board_version() == 0x13) {
+ miiphy_write(CONFIG_MPC85XX_TSEC1_NAME,
+ TSEC1_PHY_ADDR, 29, 18);
+
+ miiphy_read(CONFIG_MPC85XX_TSEC1_NAME,
+ TSEC1_PHY_ADDR, 30, &temp);
+
+ temp = (temp & 0xf03f);
+ temp |= 2 << 9; /* 36 ohm */
+ temp |= 2 << 6; /* 39 ohm */
+
+ miiphy_write(CONFIG_MPC85XX_TSEC1_NAME,
+ TSEC1_PHY_ADDR, 30, temp);
+
+ miiphy_write(CONFIG_MPC85XX_TSEC1_NAME,
+ TSEC1_PHY_ADDR, 29, 3);
+
+ miiphy_write(CONFIG_MPC85XX_TSEC1_NAME,
+ TSEC1_PHY_ADDR, 30, 0x8000);
+ }
+
+ return 0;
+}