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-rw-r--r--drivers/net/fm/init.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/fm/init.c b/drivers/net/fm/init.c
index 512d7dd..953c359 100644
--- a/drivers/net/fm/init.c
+++ b/drivers/net/fm/init.c
@@ -183,6 +183,8 @@ static void ft_fixup_port(void *blob, struct fm_eth_info *info, char *prop)
{
int off, ph;
phys_addr_t paddr = CONFIG_SYS_CCSRBAR_PHYS + info->compat_offset;
+ u64 dtsec1_addr = (u64)CONFIG_SYS_CCSRBAR_PHYS +
+ CONFIG_SYS_FSL_FM1_DTSEC1_OFFSET;
off = fdt_node_offset_by_compat_reg(blob, prop, paddr);
@@ -195,9 +197,13 @@ static void ft_fixup_port(void *blob, struct fm_eth_info *info, char *prop)
/* board code might have caused offset to change */
off = fdt_node_offset_by_compat_reg(blob, prop, paddr);
- /* disable both the mac node and the node that has a handle to it */
- fdt_setprop_string(blob, off, "status", "disabled");
+ /* Don't disable FM1-DTSEC1 MAC as its used for MDIO */
+ if (paddr != dtsec1_addr) {
+ /* disable the mac node */
+ fdt_setprop_string(blob, off, "status", "disabled");
+ }
+ /* disable the node point to the mac */
ph = fdt_get_phandle(blob, off);
do_fixup_by_prop(blob, "fsl,fman-mac", &ph, sizeof(ph),
"status", "disabled", strlen("disabled") + 1, 1);