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authorSonic Zhang <sonic.zhang@analog.com>2009-09-23 11:37:46 +0200
committerMike Frysinger <vapier@gentoo.org>2010-03-09 06:30:45 +0100
commitc13ce9fd26c3a0e32b3bf0b00929181e66114ed2 (patch)
tree2f7093e48f93dfdea691b057d9a7ded6fddedc07 /arch/blackfin/mach-bf538
parentBlackfin: allow boards to register early devices (diff)
downloadlinux-c13ce9fd26c3a0e32b3bf0b00929181e66114ed2.tar.xz
linux-c13ce9fd26c3a0e32b3bf0b00929181e66114ed2.zip
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>
Diffstat (limited to 'arch/blackfin/mach-bf538')
-rw-r--r--arch/blackfin/mach-bf538/boards/ezkit.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/blackfin/mach-bf538/boards/ezkit.c b/arch/blackfin/mach-bf538/boards/ezkit.c
index d7c6b9f18b5e..20387fe09c61 100644
--- a/arch/blackfin/mach-bf538/boards/ezkit.c
+++ b/arch/blackfin/mach-bf538/boards/ezkit.c
@@ -956,3 +956,39 @@ static int __init ezkit_init(void)
}
arch_initcall(ezkit_init);
+
+static struct platform_device *ezkit_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
+#ifdef CONFIG_SERIAL_BFIN_UART2
+ &bfin_uart2_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
+#ifdef CONFIG_SERIAL_BFIN_SPORT2_UART
+ &bfin_sport2_uart_device,
+#endif
+#ifdef CONFIG_SERIAL_BFIN_SPORT3_UART
+ &bfin_sport3_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(ezkit_early_devices,
+ ARRAY_SIZE(ezkit_early_devices));
+}