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Subject[PATCH v2] serial: xuartps: add __init to earlycon write method
Date
Early console functions are only used during the early boot stage.
This change just saves a small amount of memory footprint.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
---

Changes in v2:
- Add a little explanation in the git log.

drivers/tty/serial/xilinx_uartps.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c
index 3ddbac7..009e0db 100644
--- a/drivers/tty/serial/xilinx_uartps.c
+++ b/drivers/tty/serial/xilinx_uartps.c
@@ -1075,7 +1075,8 @@ static void cdns_uart_console_putchar(struct uart_port *port, int ch)
writel(ch, port->membase + CDNS_UART_FIFO_OFFSET);
}

-static void cdns_early_write(struct console *con, const char *s, unsigned n)
+static void __init cdns_early_write(struct console *con, const char *s,
+ unsigned n)
{
struct earlycon_device *dev = con->data;

--
1.9.1


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