From: Bin Meng Date: Thu, 25 Feb 2021 09:22:42 +0000 (+0800) Subject: pci: mpc85xx: Support 64-bit bus and cpu address X-Git-Tag: v2021.10~275^2~17 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8461ee51151e153045eb3ce97eb334a1921e1d5c;p=platform%2Fkernel%2Fu-boot.git pci: mpc85xx: Support 64-bit bus and cpu address At present the driver only supports 32-bit bus and cpu address. The controller's outbound registers/fields for extended address are not programmed. Let's program them to support 64-bit bus and cpu address. Signed-off-by: Bin Meng Reviewed-by: Heiko Schocher Reviewed-by: Priyanka Jain --- diff --git a/drivers/pci/pci_mpc85xx.c b/drivers/pci/pci_mpc85xx.c index f0d469a..574cb78 100644 --- a/drivers/pci/pci_mpc85xx.c +++ b/drivers/pci/pci_mpc85xx.c @@ -93,18 +93,18 @@ static int mpc85xx_pci_dm_probe(struct udevice *dev) pcix = priv->cfg_addr; /* BAR 1: memory */ - out_be32(&pcix->potar1, (mem->bus_start >> 12) & 0x000fffff); - out_be32(&pcix->potear1, 0); - out_be32(&pcix->powbar1, (mem->phys_start >> 12) & 0x000fffff); - out_be32(&pcix->powbear1, 0); + out_be32(&pcix->potar1, mem->bus_start >> 12); + out_be32(&pcix->potear1, (u64)mem->bus_start >> 44); + out_be32(&pcix->powbar1, mem->phys_start >> 12); + out_be32(&pcix->powbear1, (u64)mem->phys_start >> 44); out_be32(&pcix->powar1, (POWAR_EN | POWAR_MEM_READ | POWAR_MEM_WRITE | (__ilog2(mem->size) - 1))); /* BAR 1: IO */ - out_be32(&pcix->potar2, (io->bus_start >> 12) & 0x000fffff); - out_be32(&pcix->potear2, 0); - out_be32(&pcix->powbar2, (io->phys_start >> 12) & 0x000fffff); - out_be32(&pcix->powbear2, 0); + out_be32(&pcix->potar2, io->bus_start >> 12); + out_be32(&pcix->potear2, (u64)io->bus_start >> 44); + out_be32(&pcix->powbar2, io->phys_start >> 12); + out_be32(&pcix->powbear2, (u64)io->phys_start >> 44); out_be32(&pcix->powar2, (POWAR_EN | POWAR_IO_READ | POWAR_IO_WRITE | (__ilog2(io->size) - 1)));