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d6a5078459
Fix uart-16550.c for adding XLR/XLP support, changes are: * Make register read/write use volatile pointers * Support 32 bit IO read/write * Increase timeout in waiting for UART LSR Signed-off-by: Jayachandran C <jchandra@broadcom.com> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/5416/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>