summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--drivers/serial/Kconfig9
-rw-r--r--include/asm-sh/sci.h34
2 files changed, 41 insertions, 2 deletions
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 5b48ac22c9c..261eaa44295 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -642,12 +642,17 @@ config V850E_UART_CONSOLE
select SERIAL_CORE_CONSOLE
config SERIAL_SH_SCI
- tristate "SH SCI(F) serial port support"
+ tristate "SuperH SCI(F) serial port support"
depends on SUPERH || H8300
select SERIAL_CORE
+config SERIAL_SH_SCI_NR_UARTS
+ int "Maximum number of SCI(F) serial ports"
+ depends on SERIAL_SH_SCI
+ default "2"
+
config SERIAL_SH_SCI_CONSOLE
- bool "Support for console on SH SCI(F)"
+ bool "Support for console on SuperH SCI(F)"
depends on SERIAL_SH_SCI=y
select SERIAL_CORE_CONSOLE
diff --git a/include/asm-sh/sci.h b/include/asm-sh/sci.h
new file mode 100644
index 00000000000..52e73660c12
--- /dev/null
+++ b/include/asm-sh/sci.h
@@ -0,0 +1,34 @@
+#ifndef __ASM_SH_SCI_H
+#define __ASM_SH_SCI_H
+
+#include <linux/serial_core.h>
+
+/*
+ * Generic header for SuperH SCI(F)
+ *
+ * Do not place SH-specific parts in here, sh64 and h8300 depend on this too.
+ */
+
+/* Offsets into the sci_port->irqs array */
+enum {
+ SCIx_ERI_IRQ,
+ SCIx_RXI_IRQ,
+ SCIx_TXI_IRQ,
+ SCIx_BRI_IRQ,
+ SCIx_NR_IRQS,
+};
+
+/*
+ * Platform device specific platform_data struct
+ */
+struct plat_sci_port {
+ void __iomem *membase; /* io cookie */
+ unsigned long mapbase; /* resource base */
+ unsigned int irqs[SCIx_NR_IRQS]; /* ERI, RXI, TXI, BRI */
+ unsigned int type; /* SCI / SCIF / IRDA */
+ upf_t flags; /* UPF_* flags */
+};
+
+int early_sci_setup(struct uart_port *port);
+
+#endif /* __ASM_SH_SCI_H */