@@ -1,6 +1,6 @@
* Renesas SCI serial interface
Required properties:
-- compatible: must be "renesas,scif" or "renesas,scifa"
+- compatible: must be "renesas,scif", "renesas,scifa" or "renesas,sci"
- reg: exactly one register range with length
- clock: input clock frequency for the SCI unit
@@ -47,6 +47,11 @@ static int scif_rxfill(struct uart_port *port)
else
return sci_in(port, SCRFDR);
}
+#elif defined(CONFIG_SCI)
+static int scif_rxfill(struct uart_port *port)
+{
+ return (sci_in(port, SCxSR) & SCxSR_RDxF(port)) ? 1 : 0;
+}
#else
static int scif_rxfill(struct uart_port *port)
{
@@ -205,6 +210,7 @@ static const struct dm_serial_ops sh_serial_ops = {
#ifdef CONFIG_OF_CONTROL
static const struct udevice_id sh_serial_id[] ={
+ {.compatible = "renesas,sci", .data = PORT_SCI},
{.compatible = "renesas,scif", .data = PORT_SCIF},
{.compatible = "renesas,scifa", .data = PORT_SCIFA},
{}
@@ -262,6 +268,8 @@ U_BOOT_DRIVER(serial_sh) = {
#if defined(CONFIG_SCIF_A)
#define SCIF_BASE_PORT PORT_SCIFA
+#elif defined(CONFIG_SCI)
+ #define SCIF_BASE_PORT PORT_SCI
#else
#define SCIF_BASE_PORT PORT_SCIF
#endif
Add support for standard type SCI (without FIFO) port. Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp> --- doc/device-tree-bindings/serial/sh.txt | 2 +- drivers/serial/serial_sh.c | 8 ++++++++ 2 files changed, 9 insertions(+), 1 deletion(-)