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authorMark Brown <broonie@kernel.org>2018-05-30 17:15:20 +0300
committerMark Brown <broonie@kernel.org>2018-05-30 17:17:03 +0300
commitab4d11e2c2329cf7cb7be31ff22489aae4dee5dc (patch)
treeadf82bf82855955ac9e128952de57ae2c3a9e324 /drivers/mfd
parentd1dae72fab2c377ff463742eefd8ac0f9e99b7b9 (diff)
downloadlinux-ab4d11e2c2329cf7cb7be31ff22489aae4dee5dc.tar.xz
regulator: wm8994: Fix shared GPIOs
This reverts commit 3c6b38d45fa51c7c51 "regulator: wm8994: Pass descriptor instead of GPIO number" as it has problems with shared GPIOs similar to that on s2mps11. Reported-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/mfd')
-rw-r--r--drivers/mfd/wm8994-core.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c
index c409464231f6..953d0790ffd5 100644
--- a/drivers/mfd/wm8994-core.c
+++ b/drivers/mfd/wm8994-core.c
@@ -21,6 +21,7 @@
#include <linux/mfd/core.h>
#include <linux/of.h>
#include <linux/of_device.h>
+#include <linux/of_gpio.h>
#include <linux/pm_runtime.h>
#include <linux/regmap.h>
#include <linux/regulator/consumer.h>
@@ -301,6 +302,14 @@ static int wm8994_set_pdata_from_of(struct wm8994 *wm8994)
if (of_find_property(np, "wlf,ldoena-always-driven", NULL))
pdata->lineout2fb = true;
+ pdata->ldo[0].enable = of_get_named_gpio(np, "wlf,ldo1ena", 0);
+ if (pdata->ldo[0].enable < 0)
+ pdata->ldo[0].enable = 0;
+
+ pdata->ldo[1].enable = of_get_named_gpio(np, "wlf,ldo2ena", 0);
+ if (pdata->ldo[1].enable < 0)
+ pdata->ldo[1].enable = 0;
+
return 0;
}
#else