mfd: Treat arizona register read errors as non-fatal during resume

We're testing for a specific value and while SPI does not detect I/O
errors I2C can.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
index e1308b5214ba264c3d1c705c8c08bc74ce67dfd9..03aef6750a9da5a961cb7f6492c7f1c6d3b0647a 100644 (file)
--- a/drivers/mfd/arizona-core.c
+++ b/drivers/mfd/arizona-core.c
@@ -197,7 +197,7 @@ static int arizona_wait_for_boot(struct arizona *arizona)
                if (ret != 0) {
                        dev_err(arizona->dev, "Failed to read boot state: %d\n",
                                ret);
-                       return ret;
+                       continue;
                }
 
                if (reg & ARIZONA_BOOT_DONE_STS)