diff options
| author | Bin Meng | 2023-10-11 21:15:49 +0800 |
|---|---|---|
| committer | Tom Rini | 2023-11-27 16:18:59 -0500 |
| commit | e5c19ce47c7063553b26443560179307416e26f9 (patch) | |
| tree | 53fed59bf5c61d003706a5585b835209c9ebb9f9 /drivers/ufs/ufs.c | |
| parent | 07a64f0a347a4befb01dbdf912f8451f30f71abc (diff) | |
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 <bmeng@tinylab.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Neha Malcom Francis <n-francis@ti.com>
Diffstat (limited to 'drivers/ufs/ufs.c')
| -rw-r--r-- | drivers/ufs/ufs.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/ufs/ufs.c b/drivers/ufs/ufs.c index 96801866d33..fb2a607ef11 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); |