dm: am33xx: Provide platform data for serial

Provide suitable platform data for am33xx boards, so that these boards can
use driver model for serial.
Signed-off-by: NSimon Glass <sjg@chromium.org>
Reviewed-by: NTom Rini <trini@ti.com>

arch/arm/cpu/armv7/am33xx/board.c

@@ -11,6 +11,7 @@
 #include <common.h>
 #include <dm.h>
 #include <errno.h>
+#include <ns16550.h>
 #include <spl.h>
 #include <asm/arch/cpu.h>
 #include <asm/arch/hardware.h>
@@ -60,6 +61,38 @@ U_BOOT_DEVICES(am33xx_gpios) = {
 #endif
 };
 
+# ifndef CONFIG_OF_CONTROL
+/*
+ * TODO(sjg@chromium.org): When we can move SPL serial to DM, we can remove
+ * the CONFIGs. At the same time, we should move this to the board files.
+ */
+static const struct ns16550_platdata am33xx_serial[] = {
+	{ CONFIG_SYS_NS16550_COM1, 2, CONFIG_SYS_NS16550_CLK },
+#  ifdef CONFIG_SYS_NS16550_COM2
+	{ CONFIG_SYS_NS16550_COM2, 2, CONFIG_SYS_NS16550_CLK },
+#   ifdef CONFIG_SYS_NS16550_COM3
+	{ CONFIG_SYS_NS16550_COM3, 2, CONFIG_SYS_NS16550_CLK },
+	{ CONFIG_SYS_NS16550_COM4, 2, CONFIG_SYS_NS16550_CLK },
+	{ CONFIG_SYS_NS16550_COM5, 2, CONFIG_SYS_NS16550_CLK },
+	{ CONFIG_SYS_NS16550_COM6, 2, CONFIG_SYS_NS16550_CLK },
+#   endif
+#  endif
+};
+
+U_BOOT_DEVICES(am33xx_uarts) = {
+	{ "serial_omap", &am33xx_serial[0] },
+#  ifdef CONFIG_SYS_NS16550_COM2
+	{ "serial_omap", &am33xx_serial[1] },
+#   ifdef CONFIG_SYS_NS16550_COM3
+	{ "serial_omap", &am33xx_serial[2] },
+	{ "serial_omap", &am33xx_serial[3] },
+	{ "serial_omap", &am33xx_serial[4] },
+	{ "serial_omap", &am33xx_serial[5] },
+#   endif
+#  endif
+};
+# endif
+
 #else
 
 static const struct gpio_bank gpio_bank_am33xx[] = {