serial: sh-sci: Fix up SH-2A SCIF support.
This fixes up support for SH-2(A) SCIFs by introducing a new regtype. As
expected, it's close to the SH-4A SCIF with fifodata, but still different
enough to warrant its own type.
Fixes up a number of FIFO overflows and similar for both SH7203/SH7264.
Signed-off-by: Phil Edworthy <phil.edworthy@renesas.com>
Tested-by: Federico Fuga <fuga@studiofuga.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
index 9871c57..1b6ec56 100644
--- a/drivers/tty/serial/sh-sci.c
+++ b/drivers/tty/serial/sh-sci.c
@@ -207,6 +207,25 @@
},
/*
+ * Common SH-2(A) SCIF definitions for ports with FIFO data
+ * count registers.
+ */
+ [SCIx_SH2_SCIF_FIFODATA_REGTYPE] = {
+ [SCSMR] = { 0x00, 16 },
+ [SCBRR] = { 0x04, 8 },
+ [SCSCR] = { 0x08, 16 },
+ [SCxTDR] = { 0x0c, 8 },
+ [SCxSR] = { 0x10, 16 },
+ [SCxRDR] = { 0x14, 8 },
+ [SCFCR] = { 0x18, 16 },
+ [SCFDR] = { 0x1c, 16 },
+ [SCTFDR] = sci_reg_invalid,
+ [SCRFDR] = sci_reg_invalid,
+ [SCSPTR] = { 0x20, 16 },
+ [SCLSR] = { 0x24, 16 },
+ },
+
+ /*
* Common SH-3 SCIF definitions.
*/
[SCIx_SH3_SCIF_REGTYPE] = {