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[U-Boot,04/72] serial: pxa: Implement default_serial_console in serial_pxa.c

Message ID 1348955586-7109-5-git-send-email-marex@denx.de
State Accepted
Delegated to: Tom Rini
Headers show

Commit Message

Marek Vasut Sept. 29, 2012, 9:51 p.m. UTC 
Implement weak default_serial_console() function in serial_pxa
driver, which gets available in case CONFIG_SERIAL_MULTI is
enabled. This will get helpful in subsequent patches, which will
encapsulate PXA's struct serial_device instances in serial_pxa
driver.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Marek Vasut <marek.vasut@gmail.com>
Cc: Tom Rini <trini@ti.com>
---
 drivers/serial/serial_pxa.c |   16 ++++++++++++++++
 1 file changed, 16 insertions(+)
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Patch

diff --git a/drivers/serial/serial_pxa.c b/drivers/serial/serial_pxa.c
index 97e3f36..ad2d77e 100644
--- a/drivers/serial/serial_pxa.c
+++ b/drivers/serial/serial_pxa.c
@@ -36,6 +36,7 @@ 
 #include <asm/arch/pxa-regs.h>
 #include <asm/arch/regs-uart.h>
 #include <asm/io.h>
+#include <linux/compiler.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -298,4 +299,19 @@  void pxa_puts_dev(unsigned int uart_index, const char *s)
 
 #ifndef	CONFIG_SERIAL_MULTI
 	pxa_uart(serial, UART)
+#else
+__weak struct serial_device *default_serial_console(void)
+{
+#if CONFIG_CONS_INDEX == 1
+	return &serial_hwuart_device;
+#elif CONFIG_CONS_INDEX == 2
+	return &serial_stuart_device;
+#elif CONFIG_CONS_INDEX == 3
+	return &serial_ffuart_device;
+#elif CONFIG_CONS_INDEX == 4
+	return &serial_btuart_device;
+#else
+#error "Bad CONFIG_CONS_INDEX."
+#endif
+}
 #endif