On 04/03/2021 22:39, Hector Martin wrote: > Earlycon support is identical to S3C2410, but Apple SoCs also need > MMIO mapped as nGnRnE. This is handled generically for normal drivers > including the normal UART path here, but earlycon uses fixmap and > runs before that scaffolding is ready. > > Since this is the only case where we need this fix, it makes more > sense to do it here in the UART driver instead of introducing a > whole fdt nonposted-mmio resolver just for earlycon/fixmap. > > Suggested-by: Arnd Bergmann <arnd@xxxxxxxx> > Signed-off-by: Hector Martin <marcan@xxxxxxxxx> > --- > drivers/tty/serial/samsung_tty.c | 17 +++++++++++++++++ > 1 file changed, 17 insertions(+) > Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxxxxx> Best regards, Krzysztof