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stpmic1: simplify stpmic1_sysreset_request 

Retrieve parent device from dev->parent instead of
calling uclass_get_device_by_driver()

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
This commit is contained in:
Patrick Delaunay 2019-08-02 13:08:04 +02:00 committed by Patrice Chotard
parent 234a60244c
commit ef32dcf119
1 changed files with 1 additions and 8 deletions
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9
drivers/power/pmic/stpmic1.c
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@ -232,19 +232,12 @@ U_BOOT_DRIVER(stpmic1_nvm) = {
#ifdef CONFIG_SYSRESET
static int stpmic1_sysreset_request(struct udevice *dev, enum sysreset_t type)
{
struct udevice *pmic_dev;
struct udevice *pmic_dev = dev->parent;
int ret;
if (type != SYSRESET_POWER && type != SYSRESET_POWER_OFF)
return -EPROTONOSUPPORT;
ret = uclass_get_device_by_driver(UCLASS_PMIC,
DM_GET_DRIVER(pmic_stpmic1),
&pmic_dev);
if (ret)
return -EOPNOTSUPP;
ret = pmic_reg_read(pmic_dev, STPMIC1_MAIN_CR);
if (ret < 0)
return ret;