ARM: AM43xx: Add build support

Add AM43xx support in the required places

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>

arch/arm/cpu/armv7/Makefile

@@ -16,7 +16,7 @@ COBJS	+= cache_v7.o
 COBJS	+= cpu.o
 COBJS	+= syslib.o
 
-ifneq ($(CONFIG_AM33XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TEGRA)$(CONFIG_MX6)$(CONFIG_TI814X),)
+ifneq ($(CONFIG_AM43XX)$(CONFIG_AM33XX)$(CONFIG_OMAP44XX)$(CONFIG_OMAP54XX)$(CONFIG_TEGRA)$(CONFIG_MX6)$(CONFIG_TI814X),)
 SOBJS	+= lowlevel_init.o
 endif
 

arch/arm/cpu/armv7/omap-common/boot-common.c

@@ -40,7 +40,8 @@ void save_omap_boot_params(void)
 
 	if ((boot_device >= MMC_BOOT_DEVICES_START) &&
 	    (boot_device <= MMC_BOOT_DEVICES_END)) {
-#if !defined(CONFIG_AM33XX) && !defined(CONFIG_TI81XX)
+#if !defined(CONFIG_AM33XX) && !defined(CONFIG_TI81XX) && \
+	!defined(CONFIG_AM43XX)
 		if ((omap_hw_init_context() ==
 				      OMAP_INIT_CONTEXT_UBOOT_AFTER_SPL)) {
 			gd->arch.omap_boot_params.omap_bootmode =

drivers/serial/ns16550.c

@@ -57,7 +57,8 @@ void NS16550_init(NS16550_t com_port, int baud_divisor)
 
 	serial_out(CONFIG_SYS_NS16550_IER, &com_port->ier);
 #if (defined(CONFIG_OMAP) && !defined(CONFIG_OMAP3_ZOOM2)) || \
-			defined(CONFIG_AM33XX) || defined(CONFIG_TI814X)
+			defined(CONFIG_AM33XX) || defined(CONFIG_TI814X) || \
+			defined(CONFIG_AM43XX)
 	serial_out(0x7, &com_port->mdr1);	/* mode select reset TL16C750*/
 #endif
 	serial_out(UART_LCR_BKSE | UART_LCRVAL, &com_port->lcr);
@@ -72,7 +73,7 @@ void NS16550_init(NS16550_t com_port, int baud_divisor)
 	serial_out(UART_LCRVAL, &com_port->lcr);
 #if (defined(CONFIG_OMAP) && !defined(CONFIG_OMAP3_ZOOM2)) || \
 	defined(CONFIG_AM33XX) || defined(CONFIG_SOC_DA8XX) || \
-	defined(CONFIG_TI814X)
+	defined(CONFIG_TI814X) || defined(CONFIG_AM43XX)
 
 	/* /16 is proper to hit 115200 with 48MHz */
 	serial_out(0, &com_port->mdr1);