imx: move serial driver to drivers/serial

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

cpu/arm920t/imx/Makefile

@@ -25,7 +25,7 @@ include $(TOPDIR)/config.mk
 
 LIB	= $(obj)lib$(SOC).a
 
-COBJS	= generic.o interrupts.o serial.o speed.o
+COBJS	= generic.o interrupts.o speed.o
 
 SRCS	:= $(SOBJS:.o=.S) $(COBJS:.o=.c)
 OBJS	:= $(addprefix $(obj),$(SOBJS) $(COBJS))

drivers/serial/Makefile

@@ -34,6 +34,7 @@ COBJS-$(CONFIG_DRIVER_S3C4510_UART) += s3c4510b_uart.o
 COBJS-$(CONFIG_S3C64XX) += s3c64xx.o
 COBJS-$(CONFIG_SYS_NS16550_SERIAL) += serial.o
 COBJS-$(CONFIG_CLPS7111_SERIAL) += serial_clps7111.o
+COBJS-$(CONFIG_IMX_SERIAL) += serial_imx.o
 COBJS-$(CONFIG_IXP_SERIAL) += serial_ixp.o
 COBJS-$(CONFIG_KS8695_SERIAL) += serial_ks8695.o
 COBJS-$(CONFIG_LPC2292_SERIAL) += serial_lpc2292.o

cpu/arm920t/imx/serial.c → drivers/serial/serial_imx.c

@@ -18,12 +18,8 @@
  */
 
 #include <common.h>
-#if defined (CONFIG_IMX)
-
 #include <asm/arch/imx-regs.h>
 
-#ifndef CONFIG_IMX_SERIAL_NONE
-
 #if defined CONFIG_IMX_SERIAL1
 #define UART_BASE IMX_UART1_BASE
 #elif defined CONFIG_IMX_SERIAL2
@@ -223,5 +219,3 @@ serial_puts (const char *s)
 		serial_putc (*s++);
 	}
 }
-#endif /* CONFIG_IMX_SERIAL_NONE */
-#endif /* defined CONFIG_IMX */

include/configs/mx1ads.h

@@ -40,6 +40,7 @@
 /*
  * Select serial console configuration
   */
+#define CONFIG_IMX_SERIAL
 #define CONFIG_IMX_SERIAL1		/* internal uart 1 */
 /* #define _CONFIG_UART2 */		/* internal uart 2 */
 /* #define CONFIG_SILENT_CONSOLE */	/* use this to disable output */

include/configs/mx1fs2.h

@@ -289,11 +289,12 @@
    0x000b00b ->3<- -> 64MHz/4=16MHz */
 
 #ifdef _CONFIG_UART1
+#define CONFIG_IMX_SERIAL
 #define CONFIG_IMX_SERIAL1
 #elif defined _CONFIG_UART2
+#define CONFIG_IMX_SERIAL
 #define CONFIG_IMX_SERIAL2
 #elif defined _CONFIG_UART3 | defined _CONFIG_UART4
-#define CONFIG_IMX_SERIAL_NONE
 #define CONFIG_SYS_NS16550
 #define CONFIG_SYS_NS16550_SERIAL
 #define CONFIG_SYS_NS16550_CLK		3686400

include/configs/scb9328.h

@@ -29,6 +29,7 @@
 #define CONFIG_SCB9328		1     /* on a scb9328tronix board */
 #undef	CONFIG_USE_IRQ		      /* don't need use IRQ/FIQ	   */
 
+#define CONFIG_IMX_SERIAL
 #define CONFIG_IMX_SERIAL1
 /*
  * Select serial console configuration