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[U-Boot,RFC,2/2] serial: arm_dcc: Register with serial core

Message ID d56190cb80741fa71cbe9851040a496093c01326.1375795019.git.michal.simek@xilinx.com
State Accepted
Delegated to: Tom Rini
Headers show

Commit Message

Michal Simek Aug. 6, 2013, 1:17 p.m. UTC 
From: Jagannadha Sutradharudu Teki <jagannadha.sutradharudu-teki@xilinx.com>

Register arm_dcc with drivers/serial/serial.c

Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

---
 drivers/serial/arm_dcc.c | 33 +++++++++++++++++++++++++++------
 drivers/serial/serial.c  |  2 ++
 2 files changed, 29 insertions(+), 6 deletions(-)

--
1.8.2.3
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Patch

diff --git a/drivers/serial/arm_dcc.c b/drivers/serial/arm_dcc.c
index e76c038..29d9295 100644
--- a/drivers/serial/arm_dcc.c
+++ b/drivers/serial/arm_dcc.c
@@ -27,6 +27,7 @@ 
  */

 #include <common.h>
+#include <serial.h>

 #if defined(CONFIG_CPU_V6)
 /*
@@ -88,12 +89,12 @@ 

 #define TIMEOUT_COUNT 0x4000000

-int arm_dcc_init(void)
+static int arm_dcc_init(void)
 {
 	return 0;
 }

-int arm_dcc_getc(void)
+static int arm_dcc_getc(void)
 {
 	int ch;
 	register unsigned int reg;
@@ -106,7 +107,7 @@  int arm_dcc_getc(void)
 	return ch;
 }

-void arm_dcc_putc(char ch)
+static void arm_dcc_putc(char ch)
 {
 	register unsigned int reg;
 	unsigned int timeout_count = TIMEOUT_COUNT;
@@ -122,13 +123,13 @@  void arm_dcc_putc(char ch)
 		write_dcc(ch);
 }

-void arm_dcc_puts(const char *s)
+static void arm_dcc_puts(const char *s)
 {
 	while (*s)
 		arm_dcc_putc(*s++);
 }

-int arm_dcc_tstc(void)
+static int arm_dcc_tstc(void)
 {
 	register unsigned int reg;

@@ -137,7 +138,27 @@  int arm_dcc_tstc(void)
 	return reg;
 }

+static void arm_dcc_setbrg(void)
+{
+}
+
+static struct serial_device arm_dcc_drv = {
+	.name	= "arm_dcc",
+	.start	= arm_dcc_init,
+	.stop	= NULL,
+	.setbrg	= arm_dcc_setbrg,
+	.putc	= arm_dcc_putc,
+	.puts	= arm_dcc_puts,
+	.getc	= arm_dcc_getc,
+	.tstc	= arm_dcc_tstc,
+};
+
+void arm_dcc_initialize(void)
+{
+	serial_register(&arm_dcc_drv);
+}
+
 __weak struct serial_device *default_serial_console(void)
 {
-	return NULL;
+	return &arm_dcc_drv;
 }
diff --git a/drivers/serial/serial.c b/drivers/serial/serial.c
index 6730135..118fbc3 100644
--- a/drivers/serial/serial.c
+++ b/drivers/serial/serial.c
@@ -159,6 +159,7 @@  serial_initfunc(pl01x_serial_initialize);
 serial_initfunc(s3c44b0_serial_initialize);
 serial_initfunc(sa1100_serial_initialize);
 serial_initfunc(sh_serial_initialize);
+serial_initfunc(arm_dcc_initialize);

 /**
  * serial_register() - Register serial driver with serial driver core
@@ -251,6 +252,7 @@  void serial_initialize(void)
 	s3c44b0_serial_initialize();
 	sa1100_serial_initialize();
 	sh_serial_initialize();
+	arm_dcc_initialize();

 	serial_assign(default_serial_console()->name);
 }