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Fixup SGMII PHY ids in the device tree

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The device tree's PHY addresses need to be fixed up if we're using the
SGMII Riser Card.

The 8572, 8536, and 8544 DS boards were modified to call this function.

Code idea taken from Liu Yu <yu.liu@freescale.com>

Signed-off-by: Andy Fleming <afleming@freescale.com>
This commit is contained in:
Andy Fleming 2008-12-05 20:10:22 -06:00
parent 5dc0cf68f8
commit feede8b070
5 changed files with 79 additions and 0 deletions
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65
board/freescale/common/sgmii_riser.c
View file

@ -14,6 +14,8 @@
#include <config.h>
#include <common.h>
#include <net.h>
#include <libfdt.h>
#include <tsec.h>
void fsl_sgmii_riser_init(struct tsec_info_struct *tsec_info, int num)
@ -24,3 +26,66 @@ void fsl_sgmii_riser_init(struct tsec_info_struct *tsec_info, int num)
if (tsec_info[i].flags & TSEC_SGMII)
tsec_info[i].phyaddr += SGMII_RISER_PHY_OFFSET;
}
void fsl_sgmii_riser_fdt_fixup(void *fdt)
{
struct eth_device *dev;
int node;
int i = -1;
int etsec_num = 0;
node = fdt_path_offset(fdt, "/aliases");
if (node < 0)
return;
while ((dev = eth_get_dev_by_index(++i)) != NULL) {
struct tsec_private *priv;
int enet_node;
char enet[16];
const u32 *phyh;
int phynode;
const char *model;
const char *path;
printf("Updating PHY address for %s\n", dev->name);
if (!strstr(dev->name, "eTSEC"))
continue;
sprintf(enet, "ethernet%d", etsec_num++);
path = fdt_getprop(fdt, node, enet, NULL);
if (!path) {
debug("No alias for %s\n", enet);
continue;
}
enet_node = fdt_path_offset(fdt, path);
if (enet_node < 0)
continue;
model = fdt_getprop(fdt, enet_node, "model", NULL);
printf("%s's model is %s\n", enet, model);
/*
* We only want to do this to eTSECs. On some platforms
* there are more than one type of gianfar-style ethernet
* controller, and as we are creating an implicit connection
* between ethernet nodes and eTSEC devices, it is best to
* make the connection use as much explicit information
* as exists.
*/
if (!strstr(model, "TSEC"))
continue;
phyh = fdt_getprop(fdt, enet_node, "phy-handle", NULL);
if (!phyh)
continue;
phynode = fdt_node_offset_by_phandle(fdt, fdt32_to_cpu(*phyh));
priv = dev->priv;
printf("Device flags are %x\n", priv->flags);
if (priv->flags & TSEC_SGMII)
fdt_setprop_cell(fdt, phynode, "reg", priv->phyaddr);
}
}

1
board/freescale/common/sgmii_riser.h
View file

@ -13,3 +13,4 @@
*/
void fsl_sgmii_riser_init(struct tsec_info_struct *tsec_info, int num);
void fsl_sgmii_riser_fdt_fixup(void *fdt);

5
board/freescale/mpc8536ds/mpc8536ds.c
View file

@ -625,8 +625,10 @@ int board_eth_init(bd_t *bis)
return 0;
}
#ifdef CONFIG_FSL_SGMII_RISER
if ((sdrs2_io_sel == 4) || (sdrs2_io_sel == 6))
fsl_sgmii_riser_init(tsec_info, num);
#endif
tsec_eth_init(bis, tsec_info, num);
#endif
@ -653,5 +655,8 @@ void ft_board_setup(void *blob, bd_t *bd)
#ifdef CONFIG_PCIE1
ft_fsl_pci_setup(blob, "pci3", &pcie3_hose);
#endif
#ifdef CONFIG_FSL_SGMII_RISER
fsl_sgmii_riser_fdt_fixup(blob);
#endif
}
#endif

3
board/freescale/mpc8544ds/mpc8544ds.c
View file

@ -497,5 +497,8 @@ void ft_board_setup(void *blob, bd_t *bd)
#ifdef CONFIG_PCIE3
ft_fsl_pci_setup(blob, "pci3", &pcie2_hose);
#endif
#ifdef CONFIG_FSL_SGMII_RISER
fsl_sgmii_riser_fdt_fixup(blob);
#endif
}
#endif

5
board/freescale/mpc8572ds/mpc8572ds.c
View file

@ -542,7 +542,9 @@ int board_eth_init(bd_t *bis)
return 0;
}
#ifdef CONFIG_FSL_SGMII_RISER
fsl_sgmii_riser_init(tsec_info, num);
#endif
tsec_eth_init(bis, tsec_info, num);
@ -575,6 +577,9 @@ void ft_board_setup(void *blob, bd_t *bd)
#ifdef CONFIG_PCIE1
ft_fsl_pci_setup(blob, "pci2", &pcie1_hose);
#endif
#ifdef CONFIG_FSL_SGMII_RISER
fsl_sgmii_riser_fdt_fixup(blob);
#endif
}
#endif