Serial: Add support for new devices: Exar's XR17V35x family of multi-port PCIe UARTs

Add support for new devices: Exar's XR17V35x family of multi-port PCIe UARTs.

Signed-off-by: Matt Schulte <matts@commtech-fastcom.com>
Acked-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2 files changed, 8 insertions, 1 deletions

diff --git a/include/uapi/linux/serial_core.h b/include/uapi/linux/serial_core.h
index ebcc73f0418..78f99d97475 100644
--- a/include/uapi/linux/serial_core.h
+++ b/include/uapi/linux/serial_core.h
@@ -49,7 +49,8 @@
 #define PORT_XR17D15X   21      /* Exar XR17D15x UART */
 #define PORT_LPC3220    22      /* NXP LPC32xx SoC "Standard" UART */
 #define PORT_8250_CIR   23      /* CIR infrared port, has its own driver */
-#define PORT_MAX_8250   23      /* max port ID */
+#define PORT_XR17V35X   24      /* Exar XR17V35x UARTs */
+#define PORT_MAX_8250   24      /* max port ID */
 
 /*
  * ARM specific type numbers.  These are not currently guaranteed
diff --git a/include/uapi/linux/serial_reg.h b/include/uapi/linux/serial_reg.h
index 5ed325e88a8..d0b47607b90 100644
--- a/include/uapi/linux/serial_reg.h
+++ b/include/uapi/linux/serial_reg.h
@@ -367,5 +367,11 @@
 #define UART_OMAP_MDR1_CIR_MODE         0x06    /* CIR mode */
 #define UART_OMAP_MDR1_DISABLE          0x07    /* Disable (default state) */
 
+/*
+ * These are definitions for the XR17V35X and XR17D15X
+ */
+#define UART_EXAR_SLEEP         0x8b    /* Sleep mode */
+#define UART_EXAR_DVID          0x8d    /* Device identification */
+
 #endif /* _LINUX_SERIAL_REG_H */