leandrof/u-boot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

net: fm: disables unused FM1-DTSEC1 MAC node in DTS

Browse Source 
We don't disable unused FM1-DTSEC1 MAC node in FMAN v2 since it is
used by MDIO. For FMAN v3, MDIO uses dedicated controller, so we
can disable unused FM1-DTSEC1 MAC node to avoid being probed in
Linux.

Signed-off-by: Shaohui Xie <Shaohui.Xie@freescale.com>
[York Sun: revised commit message]
Reviewed-by: York Sun <yorksun@freescale.com>
This commit is contained in:
Shaohui Xie 2015-12-04 10:22:03 +08:00 committed by York Sun
parent 1c5c6a5761
commit ea1332ceb4
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/net/fm/init.c
View File

@ -242,8 +242,10 @@ int ft_fixup_port(void *blob, struct fm_eth_info *info, char *prop)
int off;
uint32_t ph;
phys_addr_t paddr = CONFIG_SYS_CCSRBAR_PHYS + info->compat_offset;
#ifndef CONFIG_SYS_FMAN_V3
u64 dtsec1_addr = (u64)CONFIG_SYS_CCSRBAR_PHYS +
CONFIG_SYS_FSL_FM1_DTSEC1_OFFSET;
#endif
off = fdt_node_offset_by_compat_reg(blob, prop, paddr);
if (off == -FDT_ERR_NOTFOUND)
@ -295,8 +297,10 @@ int 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);
#ifndef CONFIG_SYS_FMAN_V3
/* Don't disable FM1-DTSEC1 MAC as its used for MDIO */
if (paddr != dtsec1_addr)
#endif
fdt_status_disabled(blob, off); /* disable the MAC node */
/* disable the fsl,dpa-ethernet node that points to the MAC */