Blackfin: add UART/SPORT early platform resources

This lets people easily select the UART/SPORT consoles for early printk
while leveraging the pins declared in the boards file.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

1 files changed, 27 insertions, 0 deletions

diff --git a/arch/blackfin/mach-bf518/boards/ezbrd.c b/arch/blackfin/mach-bf518/boards/ezbrd.c
index 06e4316912d3..44d6d5299022 100644
--- a/arch/blackfin/mach-bf518/boards/ezbrd.c
+++ b/arch/blackfin/mach-bf518/boards/ezbrd.c
@@ -775,6 +775,33 @@ static int __init ezbrd_init(void)
 
 arch_initcall(ezbrd_init);
 
+static struct platform_device *ezbrd_early_devices[] __initdata = {
+#if defined(CONFIG_SERIAL_BFIN_CONSOLE) || defined(CONFIG_EARLY_PRINTK)
+#ifdef CONFIG_SERIAL_BFIN_UART0
+        &bfin_uart0_device,
+#endif
+#ifdef CONFIG_SERIAL_BFIN_UART1
+        &bfin_uart1_device,
+#endif
+#endif
+
+#if defined(CONFIG_SERIAL_BFIN_SPORT_CONSOLE)
+#ifdef CONFIG_SERIAL_BFIN_SPORT0_UART
+        &bfin_sport0_uart_device,
+#endif
+#ifdef CONFIG_SERIAL_BFIN_SPORT1_UART
+        &bfin_sport1_uart_device,
+#endif
+#endif
+};
+
+void __init native_machine_early_platform_add_devices(void)
+{
+        printk(KERN_INFO "register early platform devices\n");
+        early_platform_add_devices(ezbrd_early_devices,
+                ARRAY_SIZE(ezbrd_early_devices));
+}
+
 void native_machine_restart(char *cmd)
 {
         /* workaround reboot hang when booting from SPI */