From: Charles Keepax Date: Wed, 22 Apr 2015 13:34:48 +0000 (+0100) Subject: mfd: arizona: Remove redundant register sync X-Git-Tag: v4.2-rc1~140^2~33 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b375e9f90ff8dc645c9d6a57f08d59f0db6aaab3;p=platform%2Fkernel%2Flinux-exynos.git mfd: arizona: Remove redundant register sync This soft reset used to be located after the register patch had been applied, but has since moved to before the patch is applied. At the new location there is no requirement to do a register sync as no register writes will have happened yet. Signed-off-by: Charles Keepax Signed-off-by: Lee Jones --- diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c index 6ca6dfa..aed43a5 100644 --- a/drivers/mfd/arizona-core.c +++ b/drivers/mfd/arizona-core.c @@ -777,8 +777,6 @@ int arizona_dev_init(struct arizona *arizona) /* If we have a /RESET GPIO we'll already be reset */ if (!arizona->pdata.reset) { - regcache_mark_dirty(arizona->regmap); - ret = regmap_write(arizona->regmap, ARIZONA_SOFTWARE_RESET, 0); if (ret != 0) { dev_err(dev, "Failed to reset device: %d\n", ret); @@ -786,12 +784,6 @@ int arizona_dev_init(struct arizona *arizona) } msleep(1); - - ret = regcache_sync(arizona->regmap); - if (ret != 0) { - dev_err(dev, "Failed to sync device: %d\n", ret); - goto err_reset; - } } /* Ensure device startup is complete */