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| author | Codrin Ciubotariu <codrin.ciubotariu@freescale.com> | 2014-03-28 18:57:29 +0200 |
|---|---|---|
| committer | York Sun <yorksun@freescale.com> | 2014-04-22 17:58:48 -0700 |
| commit | d616fc58e5ac56e2297761ad2ad530eb7df559f9 (patch) | |
| tree | 670506f73c83c25ffd368352665c4f0440ebe6bd /arch | |
| parent | 68b747397b9313cb476858413d817d9cd807803e (diff) | |
| download | u-boot-imx-d616fc58e5ac56e2297761ad2ad530eb7df559f9.zip u-boot-imx-d616fc58e5ac56e2297761ad2ad530eb7df559f9.tar.gz u-boot-imx-d616fc58e5ac56e2297761ad2ad530eb7df559f9.tar.bz2 | |
powerpc/cpu/mpc85xx: Add MAC address for layer 2 switch
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>
Reviewed-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/cpu/mpc85xx/fdt.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/powerpc/cpu/mpc85xx/fdt.c b/arch/powerpc/cpu/mpc85xx/fdt.c index 31e63f7..0cc21c7 100644 --- a/arch/powerpc/cpu/mpc85xx/fdt.c +++ b/arch/powerpc/cpu/mpc85xx/fdt.c @@ -586,6 +586,33 @@ static void fdt_fixup_usb(void *fdt) #define fdt_fixup_usb(x) #endif +#if defined(CONFIG_PPC_T1040) +static void fdt_fixup_l2_switch(void *blob) +{ + uchar l2swaddr[6]; + int node; + + /* The l2switch node from device-tree has + * compatible string "vitesse-9953" */ + node = fdt_node_offset_by_compatible(blob, -1, "vitesse-9953"); + if (node == -FDT_ERR_NOTFOUND) + /* no l2switch node has been found */ + return; + + /* Get MAC address for the l2switch from "l2switchaddr"*/ + if (!eth_getenv_enetaddr("l2switchaddr", l2swaddr)) { + printf("Warning: MAC address for l2switch not found\n"); + memset(l2swaddr, 0, sizeof(l2swaddr)); + } + + /* Add MAC address to l2switch node */ + 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; @@ -723,6 +750,8 @@ 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); } /* |