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-rw-r--r--drivers/serial/altera_uart.c23
1 files changed, 8 insertions, 15 deletions
diff --git a/drivers/serial/altera_uart.c b/drivers/serial/altera_uart.c
index b1609cca0ec4..7d6afc9755d5 100644
--- a/drivers/serial/altera_uart.c
+++ b/drivers/serial/altera_uart.c
@@ -391,31 +391,24 @@ int __init early_altera_uart_setup(struct altera_uart_platform_uart *platp)
391 return 0; 391 return 0;
392} 392}
393 393
394static void altera_uart_console_putc(struct console *co, const char c) 394static void altera_uart_console_putc(struct uart_port *port, const char c)
395{ 395{
396 struct uart_port *port = &(altera_uart_ports + co->index)->port; 396 while (!(readl(port->membase + ALTERA_UART_STATUS_REG) &
397 int i; 397 ALTERA_UART_STATUS_TRDY_MSK))
398 cpu_relax();
398 399
399 for (i = 0; i < 0x10000; i++) {
400 if (readl(port->membase + ALTERA_UART_STATUS_REG) &
401 ALTERA_UART_STATUS_TRDY_MSK)
402 break;
403 }
404 writel(c, port->membase + ALTERA_UART_TXDATA_REG); 400 writel(c, port->membase + ALTERA_UART_TXDATA_REG);
405 for (i = 0; i < 0x10000; i++) {
406 if (readl(port->membase + ALTERA_UART_STATUS_REG) &
407 ALTERA_UART_STATUS_TRDY_MSK)
408 break;
409 }
410} 401}
411 402
412static void altera_uart_console_write(struct console *co, const char *s, 403static void altera_uart_console_write(struct console *co, const char *s,
413 unsigned int count) 404 unsigned int count)
414{ 405{
406 struct uart_port *port = &(altera_uart_ports + co->index)->port;
407
415 for (; count; count--, s++) { 408 for (; count; count--, s++) {
416 altera_uart_console_putc(co, *s); 409 altera_uart_console_putc(port, *s);
417 if (*s == '\n') 410 if (*s == '\n')
418 altera_uart_console_putc(co, '\r'); 411 altera_uart_console_putc(port, '\r');
419 } 412 }
420} 413}
421 414