Blackfin serial driver: supporting BF548-EZKIT serial port

Signed-off-by: Roy Huang <roy.huang@analog.com>
Signed-off-by: Mike Frysinger <michael.frysinger@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>

1 files changed, 43 insertions, 3 deletions

diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 71a4ac53a7ef..2adbed4e10f3 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -599,7 +599,7 @@ config UART0_RTS_PIN
 
 config SERIAL_BFIN_UART1
         bool "Enable UART1"
-        depends on SERIAL_BFIN && (BF534 || BF536 || BF537)
+        depends on SERIAL_BFIN && (BF534 || BF536 || BF537 || BF54x)
         help
           Enable UART1
 
@@ -612,18 +612,58 @@ config BFIN_UART1_CTSRTS
 
 config UART1_CTS_PIN
         int "UART1 CTS pin"
-        depends on BFIN_UART1_CTSRTS
+        depends on BFIN_UART1_CTSRTS && (BF53x || BF561)
         default -1
         help
           Refer to ./include/asm-blackfin/gpio.h to see the GPIO map.
 
 config UART1_RTS_PIN
         int "UART1 RTS pin"
-        depends on BFIN_UART1_CTSRTS
+        depends on BFIN_UART1_CTSRTS && (BF53x || BF561)
         default -1
         help
           Refer to ./include/asm-blackfin/gpio.h to see the GPIO map.
 
+config SERIAL_BFIN_UART2
+        bool "Enable UART2"
+        depends on SERIAL_BFIN && (BF54x)
+        help
+          Enable UART2
+
+config BFIN_UART2_CTSRTS
+        bool "Enable UART2 hardware flow control"
+        depends on SERIAL_BFIN_UART2
+        help
+          Enable hardware flow control in the driver. Using GPIO emulate the CTS/RTS
+          signal.
+
+config UART2_CTS_PIN
+        int "UART2 CTS pin"
+        depends on BFIN_UART2_CTSRTS
+        default -1
+        help
+          Refer to ./include/asm-blackfin/gpio.h to see the GPIO map.
+
+config UART2_RTS_PIN
+        int "UART2 RTS pin"
+        depends on BFIN_UART2_CTSRTS
+        default -1
+        help
+          Refer to ./include/asm-blackfin/gpio.h to see the GPIO map.
+
+config SERIAL_BFIN_UART3
+        bool "Enable UART3"
+        depends on SERIAL_BFIN && (BF54x)
+        help
+          Enable UART3
+
+config BFIN_UART3_CTSRTS
+        bool "Enable UART3 hardware flow control"
+        depends on SERIAL_BFIN_UART3
+        help
+          Enable hardware flow control in the driver. Using GPIO emulate the CTS/RTS
+          signal.
+
 config SERIAL_IMX
         bool "IMX serial port support"
         depends on ARM && ARCH_IMX