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Sekhar Nori authored
The silicon errata[1] workaround implemented in a follow-on patch, "serial: 8250_omap: workaround errata on disabling UART after using DMA", requires MDR1 register programming. Extract MDR1 register update into helper function, omap8250_update_mdr1() to help with that. [1] Advisory 21 in http://www.ti.com/lit/er/sprz408b/sprz408b.pdfSigned-off-by: Sekhar Nori <nsekhar@ti.com> Acked-by: Tony Lindgren <tony@atomide.com> Reviewed-by: Peter Hurley <peter@hurleysoftware.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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