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powerpc/85xx: Update device tree handling for SRIO

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Update device tree handling for SRIO controller to support updated
fsl,srio device tree binding.

We handle disabling of individual ports, the whole controller, RMU, and
RMAN.  Additionally, we setup the SRIO related LIODNs in the device
tree.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Kumar Gala
2011-10-14 00:03:58 -05:00
parent 1a0c64219d
commit 9c42ef6145
2 changed files with 93 additions and 10 deletions
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31
arch/powerpc/cpu/mpc85xx/liodn.c
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@ -184,6 +184,35 @@ void set_liodns(void)
#endif
}
static void fdt_fixup_srio_liodn(void *blob, struct srio_liodn_id_table *tbl)
{
int i, srio_off;
/* search for srio node, if doesn't exist just return - nothing todo */
srio_off = fdt_node_offset_by_compatible(blob, -1, "fsl,srio");
if (srio_off < 0)
return ;
for (i = 0; i < srio_liodn_tbl_sz; i++) {
int off, portid = tbl[i].portid;
off = fdt_node_offset_by_prop_value(blob, srio_off,
"cell-index", &portid, 4);
if (off >= 0) {
off = fdt_setprop(blob, off, "fsl,liodn",
&tbl[i].id[0],
sizeof(u32) * tbl[i].num_ids);
if (off > 0)
printf("WARNING unable to set fsl,liodn for "
"fsl,srio port %d: %s\n",
portid, fdt_strerror(off));
} else {
debug("WARNING: couldn't set fsl,liodn for srio: %s.\n",
fdt_strerror(off));
}
}
}
static void fdt_fixup_liodn_tbl(void *blob, struct liodn_id_table *tbl, int sz)
{
int i;
@ -213,6 +242,8 @@ static void fdt_fixup_liodn_tbl(void *blob, struct liodn_id_table *tbl, int sz)
void fdt_fixup_liodn(void *blob)
{
fdt_fixup_srio_liodn(blob, srio_liodn_tbl);
fdt_fixup_liodn_tbl(blob, liodn_tbl, liodn_tbl_sz);
#ifdef CONFIG_SYS_DPAA_FMAN
fdt_fixup_liodn_tbl(blob, fman1_liodn_tbl, fman1_liodn_tbl_sz);