@@ -121,12 +121,18 @@ enum {
#define HSCIF_SRE BIT(15) /* Sampling Rate Register Enable */
/* SCPCR (Serial Port Control Register), SCIFA/SCIFB only */
-#define SCPCR_RTSC BIT(4) /* Serial Port RTS Pin / Output Pin */
-#define SCPCR_CTSC BIT(3) /* Serial Port CTS Pin / Input Pin */
+#define SCPCR_RTSC BIT(4) /* Serial Port RTS# Pin / Output Pin */
+#define SCPCR_CTSC BIT(3) /* Serial Port CTS# Pin / Input Pin */
+#define SCPCR_SCKC BIT(2) /* Serial Port SCK Pin / Output Pin */
+#define SCPCR_RXDC BIT(1) /* Serial Port RXD Pin / Input Pin */
+#define SCPCR_TXDC BIT(0) /* Serial Port TXD Pin / Output Pin */
/* SCPDR (Serial Port Data Register), SCIFA/SCIFB only */
-#define SCPDR_RTSD BIT(4) /* Serial Port RTS Output Pin Data */
-#define SCPDR_CTSD BIT(3) /* Serial Port CTS Input Pin Data */
+#define SCPDR_RTSD BIT(4) /* Serial Port RTS# Output Pin Data */
+#define SCPDR_CTSD BIT(3) /* Serial Port CTS# Input Pin Data */
+#define SCPDR_SCKD BIT(2) /* Serial Port SCK Output Pin Data */
+#define SCPDR_RXDD BIT(1) /* Serial Port RXD Input Pin Data */
+#define SCPDR_TXDD BIT(0) /* Serial Port TXD Output Pin Data */
/*
* BRG Clock Select Register (Some SCIF and HSCIF)
Improve documentation for the SCIFA/SCIFB Serial Port Control and Data Registers: - State clearly that the RTS and CTS lines are active-low, - Document the bits related to the serial port's SCK, RXD, and TXD pins. Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be> --- v2: - New. --- drivers/tty/serial/sh-sci.h | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-)