Messages in this thread | | | From | Jerome NEANNE <> | Subject | [RFC PATCH 0/5] Add TI TPS65219 PMIC support for AM642 SK board. | Date | Mon, 13 Jun 2022 11:05:59 +0200 |
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1-Regulators: full implementation Visual check: cat /sys/kernel/debug/regulator/regulator_summary Validation: userspace-consumer and virtual-regulator required to test further
enable/disable: cat /sys/devices/platform/userspace-consumer-VDDSHV_SD_IO_PMIC/state echo disabled > /sys/devices/platform/userspace-consumer-VDDSHV_SD_IO_PMIC/state echo enabled > /sys/devices/platform/userspace-consumer-VDDSHV_SD_IO_PMIC/state
change voltage: cat /sys/devices/platform/regulator-virtual-ldo1/min_microvolts echo 1000000 > /sys/devices/platform/regulator-virtual-ldo1/min_microvolts echo 3000000 > /sys/devices/platform/regulator-virtual-ldo1/max_microvolts
Voltage changes monitored on LDO1 output on TP84 for k3-am642-sk board
2-Low power Mode (STBY) A regulator set_mode with a standby mode is implemented (not tested)
3-Reset WARM/COLD implemented not tested
4-SD Card VSEL_SD Implemented, appears in summary as: tps65219-LDO1-SEL-SD GPIO control not tested
5-Interrupt Pin (nINT) Not implemented
6-SW Shutdown Implemented not tested Note: enters in competition with other source during probe
7-PB Startup and Shutdown Can be derived from 65217/8 implementation but postponed, interrupt support required first.
Jerome NEANNE (5): regulator: dt-bindings: Add TI TPS65219 PMIC bindings mfd: drivers: Add TI TPS65219 PMIC support regulator: drivers: Add TI TPS65219 PMIC regulators support arm64: Kconfig: Introduce CONFIG_MFD_TPS65219 and CONFIG_REGULATOR_TPS65219 arm64: dts: ti: Add TI TPS65219 PMIC support for AM642 SK board.
.../bindings/regulator/ti,tps65219.yaml | 146 ++++++++ arch/arm64/boot/dts/ti/k3-am642-sk.dts | 102 ++++++ arch/arm64/configs/defconfig | 2 + drivers/mfd/Kconfig | 15 + drivers/mfd/Makefile | 1 + drivers/mfd/tps65219.c | 296 ++++++++++++++++ drivers/regulator/Kconfig | 9 + drivers/regulator/Makefile | 1 + drivers/regulator/tps65219-regulator.c | 334 ++++++++++++++++++ include/linux/mfd/tps65219.h | 245 +++++++++++++ 10 files changed, 1151 insertions(+) create mode 100644 Documentation/devicetree/bindings/regulator/ti,tps65219.yaml create mode 100644 drivers/mfd/tps65219.c create mode 100644 drivers/regulator/tps65219-regulator.c create mode 100644 include/linux/mfd/tps65219.h
-- 2.17.1
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