serial: samsung: enable clock before clearing pending interrupts during init
Ensure that the uart controller clock is enabled prior to writing to the interrupt mask and pending registers in the s3c24xx_serial_init_port function. Signed-off-by: NChander Kashyap <chander.kashyap@linaro.org> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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