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path: root/drivers/tty/serial/mps2-uart.c
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Diffstat (limited to 'drivers/tty/serial/mps2-uart.c')
-rw-r--r--drivers/tty/serial/mps2-uart.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/tty/serial/mps2-uart.c b/drivers/tty/serial/mps2-uart.c
index 587b42f754cb8d..5e9429dcc51f30 100644
--- a/drivers/tty/serial/mps2-uart.c
+++ b/drivers/tty/serial/mps2-uart.c
@@ -432,7 +432,7 @@ static const struct uart_ops mps2_uart_pops = {
static DEFINE_IDR(ports_idr);
#ifdef CONFIG_SERIAL_MPS2_UART_CONSOLE
-static void mps2_uart_console_putchar(struct uart_port *port, int ch)
+static void mps2_uart_console_putchar(struct uart_port *port, unsigned char ch)
{
while (mps2_uart_read8(port, UARTn_STATE) & UARTn_STATE_TX_FULL)
cpu_relax();
@@ -484,7 +484,7 @@ static struct console mps2_uart_console = {
#define MPS2_SERIAL_CONSOLE (&mps2_uart_console)
-static void mps2_early_putchar(struct uart_port *port, int ch)
+static void mps2_early_putchar(struct uart_port *port, unsigned char ch)
{
while (readb(port->membase + UARTn_STATE) & UARTn_STATE_TX_FULL)
cpu_relax();