16550: Use generic console_t data structure

Since now the generic console_t structure holds the UART base address as
well, let's use that generic location and drop the UART driver specific
data structure at all.

Change-Id: I5c2fe3b6a667acf80c808cfec4a64059a2c9c25f
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
diff --git a/plat/ti/k3/common/k3_console.c b/plat/ti/k3/common/k3_console.c
index ba0ddac..8c44c17 100644
--- a/plat/ti/k3/common/k3_console.c
+++ b/plat/ti/k3/common/k3_console.c
@@ -13,7 +13,7 @@
 
 void bl31_console_setup(void)
 {
-	static console_16550_t console;
+	static console_t console;
 
 	/* Initialize the console to provide early debug support */
 	console_16550_register(K3_USART_BASE, K3_USART_CLK_SPEED,