From patchwork Sat Mar 7 23:22:17 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Simon Glass X-Patchwork-Id: 243361 List-Id: U-Boot discussion From: sjg at chromium.org (Simon Glass) Date: Sat, 7 Mar 2020 16:22:17 -0700 Subject: [PATCH v3 4/7] pci: Avoid auto-config when chain loading In-Reply-To: <20200307232220.111052-1-sjg@chromium.org> References: <20200307232220.111052-1-sjg@chromium.org> Message-ID: <20200307232220.111052-5-sjg@chromium.org> When U-Boot is not the first-stage bootloader we don't want to re-configure the PCI devices, since this has already been done. Add a check to avoid this. Signed-off-by: Simon Glass --- Changes in v3: None Changes in v2: - Drop patch 'dm: Avoid initing built-in devices when chain loading' drivers/pci/pci-uclass.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/pci/pci-uclass.c b/drivers/pci/pci-uclass.c index e2882e3b63..94733662b1 100644 --- a/drivers/pci/pci-uclass.c +++ b/drivers/pci/pci-uclass.c @@ -1007,7 +1007,7 @@ static int pci_uclass_post_probe(struct udevice *bus) if (ret) return ret; - if (CONFIG_IS_ENABLED(PCI_PNP) && + if (CONFIG_IS_ENABLED(PCI_PNP) && ll_boot_init() && (!hose->skip_auto_config_until_reloc || (gd->flags & GD_FLG_RELOC))) { ret = pci_auto_config_devices(bus); @@ -1029,7 +1029,7 @@ static int pci_uclass_post_probe(struct udevice *bus) * Note we only call this 1) after U-Boot is relocated, and 2) * root bus has finished probing. */ - if ((gd->flags & GD_FLG_RELOC) && (bus->seq == 0)) { + if ((gd->flags & GD_FLG_RELOC) && bus->seq == 0 && ll_boot_init()) { ret = fsp_init_phase_pci(); if (ret) return ret;