brain-hackers_pepepper-mirror/u-boot-brain
1
0
Fork 0
mirror of https://github.com/brain-hackers/u-boot-brain synced 2024-09-28 23:50:26 +09:00
Code Issues Projects Releases Wiki Activity

pmic: stpmic1: add support for SYSRESET_POWER_OFF

Browse Source 
Adds support for SYSRESET_POWER_OFF = PMIC power off used by command
power off and introduced by commit 751fed426f ("sysreset: Add a way
to find the last reset").
The driver use SYSRESET_POWER for the PMIC-level power cycle, with restart.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
This commit is contained in:
Patrick Delaunay 2019-05-20 09:47:07 +02:00
parent 35a54d41d9
commit 82cd1a2a04
1 changed files with 8 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
drivers/power/pmic/stpmic1.c
View File

@ -221,7 +221,7 @@ static int stpmic1_sysreset_request(struct udevice *dev, enum sysreset_t type)
struct udevice *pmic_dev;
int ret;
if (type != SYSRESET_POWER)
if (type != SYSRESET_POWER && type != SYSRESET_POWER_OFF)
return -EPROTONOSUPPORT;
ret = uclass_get_device_by_driver(UCLASS_PMIC,
@ -235,8 +235,13 @@ static int stpmic1_sysreset_request(struct udevice *dev, enum sysreset_t type)
if (ret < 0)
return ret;
ret = pmic_reg_write(pmic_dev, STPMIC1_MAIN_CR,
ret | STPMIC1_SWOFF | STPMIC1_RREQ_EN);
ret |= STPMIC1_SWOFF;
ret &= ~STPMIC1_RREQ_EN;
/* request Power Cycle */
if (type == SYSRESET_POWER)
ret |= STPMIC1_RREQ_EN;
ret = pmic_reg_write(pmic_dev, STPMIC1_MAIN_CR, ret);
if (ret < 0)
return ret;