diff options
Diffstat (limited to 'drivers/mfd')
| -rw-r--r-- | drivers/mfd/arizona-core.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c index 41856b4c0d17..6ab03043fd60 100644 --- a/drivers/mfd/arizona-core.c +++ b/drivers/mfd/arizona-core.c @@ -600,10 +600,24 @@ int arizona_dev_init(struct arizona *arizona) } } - ret = arizona_wait_for_boot(arizona); - if (ret != 0) { - dev_err(arizona->dev, "Device failed initial boot: %d\n", ret); - goto err_reset; + switch (arizona->type) { + case WM5102: + ret = regmap_read(arizona->regmap, 0x19, &val); + if (ret != 0) + dev_err(dev, + "Failed to check write sequencer state: %d\n", + ret); + else if (val & 0x01) + break; + /* Fall through */ + default: + ret = arizona_wait_for_boot(arizona); + if (ret != 0) { + dev_err(arizona->dev, + "Device failed initial boot: %d\n", ret); + goto err_reset; + } + break; } if (apply_patch) { |