t208xqds: add support for backplane kr
Add support for backplane kr on t208xqds: remove board specific fixups
on t208xqds for ethernet interfaces specified in device tree as
supported backplane modes.
Signed-off-by: Florinel Iordache <florinel.iordache@nxp.com>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
diff --git a/board/freescale/t208xqds/eth_t208xqds.c b/board/freescale/t208xqds/eth_t208xqds.c
index 23b59bc..697c23b 100644
--- a/board/freescale/t208xqds/eth_t208xqds.c
+++ b/board/freescale/t208xqds/eth_t208xqds.c
@@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2013 Freescale Semiconductor, Inc.
+ * Copyright 2020 NXP
*
* Shengzhou Liu <Shengzhou.Liu@freescale.com>
*/
@@ -200,6 +201,7 @@
char buf[32] = "serdes-1,";
struct fixed_link f_link;
int media_type = 0;
+ const char *phyconn;
int off;
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
@@ -412,15 +414,24 @@
}
if (!media_type) {
- /* fixed-link is used for XFI fiber cable */
- f_link.phy_id = port;
- f_link.duplex = 1;
- f_link.link_speed = 10000;
- f_link.pause = 0;
- f_link.asym_pause = 0;
- fdt_delprop(fdt, offset, "phy-handle");
- fdt_setprop(fdt, offset, "fixed-link", &f_link,
- sizeof(f_link));
+ phyconn = fdt_getprop(fdt, offset,
+ "phy-connection-type",
+ NULL);
+ if (is_backplane_mode(phyconn)) {
+ /* Backplane KR mode: skip fixups */
+ printf("Interface %d in backplane KR mode\n",
+ port);
+ } else {
+ /* fixed-link for XFI fiber cable */
+ f_link.phy_id = port;
+ f_link.duplex = 1;
+ f_link.link_speed = 10000;
+ f_link.pause = 0;
+ f_link.asym_pause = 0;
+ fdt_delprop(fdt, offset, "phy-handle");
+ fdt_setprop(fdt, offset, "fixed-link",
+ &f_link, sizeof(f_link));
+ }
} else {
/* set property for copper cable */
off = fdt_node_offset_by_compat_reg(fdt,