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8fe835303c
The PXA variant of the uart8250 adds the UART Unit Enable bit (UUE) that needs to be set to enable the XScale PXA UART. And it is required for some RISC-V SoCs like the Spacemit K1 that implement the PXA UART. This introduces the "intel,xscale-uart" compatible to handle setting the UUE bit. Signed-off-by: Junhui Liu <junhui.liu@pigmoral.tech> Reviewed-by: Anup Patel <anup@brainfault.org> Link: https://lore.kernel.org/r/20250327-pxa-uart-support-v2-1-c4400c1fcd0b@pigmoral.tech Signed-off-by: Anup Patel <anup@brainfault.org>