serial: Rename driver vcth to vct to support other board variants

Moved driver vcth.c to vct.c to better reflect the VCT board series.
This driver is now used by the VCT platforms:

vct_premium
vct_platinum
vct_platinumsvc

Signed-off-by: Stefan Roese <sr@denx.de>

drivers/serial/Makefile

@@ -38,7 +38,7 @@ COBJS-$(CONFIG_PL011_SERIAL) += serial_pl01x.o
 COBJS-$(CONFIG_XILINX_UARTLITE) += serial_xuartlite.o
 COBJS-$(CONFIG_SCIF_CONSOLE) += serial_sh.o
 COBJS-$(CONFIG_USB_TTY) += usbtty.o
-COBJS-$(CONFIG_VCTH_SERIAL) += vcth.o
+COBJS-$(CONFIG_VCT_SERIAL) += vct.o
 
 COBJS	:= $(sort $(COBJS-y))
 SRCS	:= $(COBJS:.o=.c)

drivers/serial/vct.c

@@ -21,7 +21,11 @@
 #include <common.h>
 #include <asm/io.h>
 
+#ifdef CONFIG_VCT_PLATINUMAVC
+#define UART_1_BASE		0xBDC30000
+#else
 #define UART_1_BASE		0xBF89C000
+#endif
 
 #define	UART_RBR_OFF		0x00	/* receiver buffer reg		*/
 #define	UART_THR_OFF		0x00	/* transmit holding  reg	*/
@@ -53,7 +57,7 @@
 #define UART_7DATA_BITS		0x0002	/*   7 [bits]  1   bits   2	*/
 #define UART_8DATA_BITS		0x0003	/*   8 [bits]  1   bits   2	*/
 
-static void vcth_uart_set_baud_rate(u32 address, u32 dh, u32 dl)
+static void vct_uart_set_baud_rate(u32 address, u32 dh, u32 dl)
 {
 	u32 val = __raw_readl(UART_1_BASE + UART_LCR_OFF);
 
@@ -74,7 +78,7 @@ static void vcth_uart_set_baud_rate(u32 address, u32 dh, u32 dl)
 int serial_init(void)
 {
 	__raw_writel(UART_DIS_ALL_INTER, UART_1_BASE + UART_IER_OFF);
-	vcth_uart_set_baud_rate(UART_1_BASE, 0, UART_115200_BDR);
+	vct_uart_set_baud_rate(UART_1_BASE, 0, UART_115200_BDR);
 	__raw_writel(UART_8DATA_BITS, UART_1_BASE + UART_LCR_OFF);
 
 	return 0;