The address S3C_VA_UART is a statically ioremapped address. The driver should not be using this. Instead, the driver should setup a mapping during probe. Cc: Kukjin Kim <kgene.kim@xxxxxxxxxxx> Signed-off-by: Thomas Abraham <thomas.abraham@xxxxxxxxxx> --- drivers/tty/serial/samsung.c | 8 ++++++-- 1 files changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c index e514b3a..d6c4f659 100644 --- a/drivers/tty/serial/samsung.c +++ b/drivers/tty/serial/samsung.c @@ -47,7 +47,6 @@ #include <asm/irq.h> #include <mach/hardware.h> -#include <mach/map.h> #include <plat/regs-serial.h> #include <plat/clock.h> @@ -1143,8 +1142,13 @@ static int s3c24xx_serial_init_port(struct s3c24xx_uart_port *ourport, dbg("resource %p (%lx..%lx)\n", res, res->start, res->end); + port->membase = devm_ioremap(port->dev, res->start, resource_size(res)); + if (!port->membase) { + dev_err(port->dev, "failed to remap controller address\n"); + return -EBUSY; + } + port->mapbase = res->start; - port->membase = S3C_VA_UART + (res->start & 0xfffff); ret = platform_get_irq(platdev, 0); if (ret < 0) port->irq = 0; -- 1.7.5.4 -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html