On Fri, Sep 10, 2021 at 01:33:35PM +0200, Pali Rohár wrote: > Lower 4 bits of PCI_MEMORY_BASE and PCI_MEMORY_LIMIT registers are reserved > and should be zero. So do not set them to non-zero value. > > Lower 4 bits of PCI_PREF_MEMORY_BASE and PCI_PREF_MEMORY_LIMIT registers > contain information if 64-bit memory addressing is supported. So preserve > this information when overwriting these registers. > > Lower 4 bits of PCI_IO_BASE and PCI_IO_LIMIT register contain information > if 32-bit io addressing is supported. So preserve this information and do > not try to configure 32-bit io addressing (via PCI_IO_BASE_UPPER16 and > PCI_IO_LIMIT_UPPER16 registers) when it is unsupported. > > Signed-off-by: Pali Rohár <p...@kernel.org> > Reviewed-by: Stefan Roese <s...@denx.de>
Applied to u-boot/next, thanks! -- Tom
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