i2c: rcar_i2c: Fix order of restart and clear status

[platform/kernel/u-boot.git] / drivers / i2c / rcar_i2c.c

diff --git a/drivers/i2c/rcar_i2c.c b/drivers/i2c/rcar_i2c.c
index ba2cadb..90ad116 100644 (file)
--- a/drivers/i2c/rcar_i2c.c
+++ b/drivers/i2c/rcar_i2c.c
@@ -121,9 +121,11 @@ rcar_i2c_raw_read(struct rcar_i2c *dev, u8 chip, uint addr)
        writel((chip << 1) | 1, &dev->icmar);
        /* start master receive */
        writel(MCR_MDBS | MCR_MIE | MCR_ESG, &dev->icmcr);
+       /* clear status */
+       writel(0, &dev->icmsr);
 
-       while ((readl(&dev->icmsr) & (MSR_MAT | MSR_MDE))
-               != (MSR_MAT | MSR_MDE))
+       while ((readl(&dev->icmsr) & (MSR_MAT | MSR_MDR))
+               != (MSR_MAT | MSR_MDR))
                udelay(10);
 
        /* clear ESG */