diff --git a/drivers/spi/spi-omap2-mcspi.c b/drivers/spi/spi-omap2-mcspi.c index 508c61c669e7..985f00d8a964 100644 --- a/drivers/spi/spi-omap2-mcspi.c +++ b/drivers/spi/spi-omap2-mcspi.c @@ -33,6 +33,7 @@ #include #include #include +#include #include #include @@ -353,19 +354,9 @@ disable_fifo: static int mcspi_wait_for_reg_bit(void __iomem *reg, unsigned long bit) { - unsigned long timeout; + u32 val; - timeout = jiffies + msecs_to_jiffies(1000); - while (!(readl_relaxed(reg) & bit)) { - if (time_after(jiffies, timeout)) { - if (!(readl_relaxed(reg) & bit)) - return -ETIMEDOUT; - else - return 0; - } - cpu_relax(); - } - return 0; + return readl_poll_timeout(reg, val, val & bit, 1, MSEC_PER_SEC); } static void omap2_mcspi_rx_callback(void *data)