T1040RDB and T1040QDS boards have an integrated l2 switch. The switch needs a MAC address for Layer 2 protocols (MSTP, LLDP, LACP, etc). Setting a MAC address on l2switchaddr will add a MAC in device-tree, under node l2switch.
Signed-off-by: Codrin Ciubotariu codrin.ciubotariu@freescale.com Cc: York Sun yorksun@freescale.com --- arch/powerpc/cpu/mpc85xx/fdt.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+)
diff --git a/arch/powerpc/cpu/mpc85xx/fdt.c b/arch/powerpc/cpu/mpc85xx/fdt.c index 33bc900..7866545 100644 --- a/arch/powerpc/cpu/mpc85xx/fdt.c +++ b/arch/powerpc/cpu/mpc85xx/fdt.c @@ -582,6 +582,28 @@ static void fdt_fixup_usb(void *fdt) #define fdt_fixup_usb(x) #endif
+#if defined(CONFIG_T1040RDB) || defined(CONFIG_T1040QDS) +static void fdt_fixup_l2_switch(void *blob) +{ + uchar l2swaddr[6]; + int node; + + node = fdt_node_offset_by_compatible(blob, -1, "vitesse-9953"); + if (node == -FDT_ERR_NOTFOUND) + /* no l2switch node has been found */ + return; + + if (!eth_getenv_enetaddr("l2switchaddr", l2swaddr)) { + printf("Warning: MAC address for l2switch not found\n"); + memset(l2swaddr, 0, sizeof(l2swaddr)); + } + fdt_setprop(blob, node, "local-mac-address", l2swaddr, + sizeof(l2swaddr)); +} +#else +#define fdt_fixup_l2_switch(x) +#endif + void ft_cpu_setup(void *blob, bd_t *bd) { int off; @@ -719,6 +741,8 @@ void ft_cpu_setup(void *blob, bd_t *bd) "clock-frequency", gd->bus_clk/2, 1);
fdt_fixup_usb(blob); + + fdt_fixup_l2_switch(blob); }
/*