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| author | Oliver O'Halloran <oohall@gmail.com> | 2017-01-13 17:56:21 +1100 |
|---|---|---|
| committer | Stewart Smith <stewart@linux.vnet.ibm.com> | 2017-01-16 10:55:11 +1100 |
| commit | ab65a967e814eb11016b96228ff991127dfd13c1 (patch) | |
| tree | ddc2a87cba0784a89a33d627b436717c83f2c92c /platforms | |
| parent | 690f9da985b5f40d4f87ff161d43fd6989f6495c (diff) | |
| download | skiboot-ab65a967e814eb11016b96228ff991127dfd13c1.zip skiboot-ab65a967e814eb11016b96228ff991127dfd13c1.tar.gz skiboot-ab65a967e814eb11016b96228ff991127dfd13c1.tar.bz2 | |
astbmc: Don't do P8 PSI or DT fixups on P9
We do some P8 specific hacks on BMC platforms to work around Hostboot
not initialising the PSI BAR and to fix some problems in the hostboot
provided device tree. These shouldn't be done on P9.
Signed-off-by: Oliver O'Halloran <oohall@gmail.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>
Diffstat (limited to 'platforms')
| -rw-r--r-- | platforms/astbmc/common.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/platforms/astbmc/common.c b/platforms/astbmc/common.c index ce8edea..e78b5fa 100644 --- a/platforms/astbmc/common.c +++ b/platforms/astbmc/common.c @@ -321,11 +321,17 @@ static void astbmc_fixup_psi_bar(void) void astbmc_early_init(void) { - /* Hostboot's device-tree isn't quite right yet */ - astbmc_fixup_dt(); + /* + * On P9 we don't have a HB supplied devicetree and we have a + * different PSI BAR hack here is P8 specific. + */ + if (proc_gen == proc_gen_p8) { + /* Hostboot's device-tree isn't quite right yet */ + astbmc_fixup_dt(); - /* Hostboot forgets to populate the PSI BAR */ - astbmc_fixup_psi_bar(); + /* Hostboot forgets to populate the PSI BAR */ + astbmc_fixup_psi_bar(); + } /* Send external interrupts to me */ psi_set_external_irq_policy(EXTERNAL_IRQ_POLICY_SKIBOOT); |