From e5c19ce47c7063553b26443560179307416e26f9 Mon Sep 17 00:00:00 2001 From: Bin Meng Date: Wed, 11 Oct 2023 21:15:49 +0800 Subject: [PATCH] ufs: Allow mmio registers on the PCI bus Check if the UFS controller is on the PCI bus, and get its register base address accordingly. Signed-off-by: Bin Meng Reviewed-by: Simon Glass Reviewed-by: Neha Malcom Francis --- drivers/ufs/ufs.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/drivers/ufs/ufs.c b/drivers/ufs/ufs.c index 96801866d3..fb2a607ef1 100644 --- a/drivers/ufs/ufs.c +++ b/drivers/ufs/ufs.c @@ -1914,6 +1914,7 @@ int ufshcd_probe(struct udevice *ufs_dev, struct ufs_hba_ops *hba_ops) struct ufs_hba *hba = dev_get_uclass_priv(ufs_dev); struct scsi_plat *scsi_plat; struct udevice *scsi_dev; + void __iomem *mmio_base; int err; device_find_first_child(ufs_dev, &scsi_dev); @@ -1927,7 +1928,14 @@ int ufshcd_probe(struct udevice *ufs_dev, struct ufs_hba_ops *hba_ops) hba->dev = ufs_dev; hba->ops = hba_ops; - hba->mmio_base = dev_read_addr_ptr(ufs_dev); + + if (device_is_on_pci_bus(ufs_dev)) { + mmio_base = dm_pci_map_bar(ufs_dev, PCI_BASE_ADDRESS_0, 0, 0, + PCI_REGION_TYPE, PCI_REGION_MEM); + } else { + mmio_base = dev_read_addr_ptr(ufs_dev); + } + hba->mmio_base = mmio_base; /* Set descriptor lengths to specification defaults */ ufshcd_def_desc_sizes(hba); -- 2.39.5