diff options
Diffstat (limited to 'hdata')
| -rw-r--r-- | hdata/spira.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/hdata/spira.c b/hdata/spira.c index 3340a09..46dd1ab 100644 --- a/hdata/spira.c +++ b/hdata/spira.c @@ -791,6 +791,20 @@ static void add_nx(void) } } +static void add_nmmu(void) +{ + struct dt_node *xscom, *nmmu; + + /* Nest MMU only exists on POWER9 */ + if (proc_gen != proc_gen_p9) + return; + + dt_for_each_compatible(dt_root, xscom, "ibm,xscom") { + nmmu = dt_new_addr(xscom, "nmmu", 0x5012c40); + dt_add_property_strings(nmmu, "compatible", "ibm,power9-nest-mmu"); + dt_add_property_cells(nmmu, "reg", 0x5012c40, 0x20); + } +} static void add_iplparams_sys_params(const void *iplp, struct dt_node *node) { @@ -1265,6 +1279,9 @@ int parse_hdat(bool is_opal) /* Add NX */ add_nx(); + /* Add nest mmu */ + add_nmmu(); + /* Add IO HUBs and/or PHBs */ io_parse(); |