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path: root/drivers/serial/amba-pl010.c
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Diffstat (limited to 'drivers/serial/amba-pl010.c')
-rw-r--r--drivers/serial/amba-pl010.c24
1 files changed, 8 insertions, 16 deletions
diff --git a/drivers/serial/amba-pl010.c b/drivers/serial/amba-pl010.c
index 321a3b3a5728..e04d5e82d9ae 100644
--- a/drivers/serial/amba-pl010.c
+++ b/drivers/serial/amba-pl010.c
@@ -591,12 +591,18 @@ static struct uart_amba_port amba_ports[UART_NR] = {
#ifdef CONFIG_SERIAL_AMBA_PL010_CONSOLE
+static void pl010_console_putchar(struct uart_port *port, int ch)
+{
+ while (!UART_TX_READY(UART_GET_FR(port)))
+ barrier();
+ UART_PUT_CHAR(port, ch);
+}
+
static void
pl010_console_write(struct console *co, const char *s, unsigned int count)
{
struct uart_port *port = &amba_ports[co->index].port;
unsigned int status, old_cr;
- int i;
/*
* First save the CR then disable the interrupts
@@ -604,21 +610,7 @@ pl010_console_write(struct console *co, const char *s, unsigned int count)
old_cr = UART_GET_CR(port);
UART_PUT_CR(port, UART01x_CR_UARTEN);
- /*
- * Now, do each character
- */
- for (i = 0; i < count; i++) {
- do {
- status = UART_GET_FR(port);
- } while (!UART_TX_READY(status));
- UART_PUT_CHAR(port, s[i]);
- if (s[i] == '\n') {
- do {
- status = UART_GET_FR(port);
- } while (!UART_TX_READY(status));
- UART_PUT_CHAR(port, '\r');
- }
- }
+ uart_console_write(port, s, count, pl010_console_putchar);
/*
* Finally, wait for transmitter to become empty