> This adds a driver for the FAN53555 family of regulators and wraps it > in a PMIC implementation. > > While these devices support a 'normal' and 'suspend' mode (controlled > via an external pin) to switch between two programmable voltages, this > incarnation of the driver assumes that the device is always operating > in 'normal' mode. > > Only setting/reading the programmed voltage is supported at this time > and the following device functionality remains unsupported: > - switching the selected voltage (via a GPIO) > - disabling the voltage output via software-control > This matches the functionality of the Linux driver. > > Tested on a RK3399-Q7 (with 'option 5' devices): setting voltages from > the U-Boot shell and verifying output voltages on the board. > > Signed-off-by: Philipp Tomsich <philipp.toms...@theobroma-systems.com> > Tested-by: Klaus Goger <klaus.go...@theobroma-systems.com> > --- > > Changes in v5: > - introduced a PMIC (as requested by SJG) to wrap the single regulator > > Changes in v4: > - fix issues introduced when updating for review comments (sorry for > this: my submit-branch had diverged from the WIP-branch I used for > testing and I didn't notice) > > Changes in v3: > - update for review comments > > Changes in v2: > - adapted documentation on the device-tree binding from Linux > > doc/device-tree-bindings/regulator/fan53555.txt | 23 +++ > drivers/power/pmic/Kconfig | 14 ++ > drivers/power/pmic/Makefile | 1 + > drivers/power/pmic/fan53555.c | 82 +++++++++ > drivers/power/regulator/Kconfig | 16 ++ > drivers/power/regulator/Makefile | 1 + > drivers/power/regulator/fan53555.c | 222 > ++++++++++++++++++++++++ > 7 files changed, 359 insertions(+) > create mode 100644 doc/device-tree-bindings/regulator/fan53555.txt > create mode 100644 drivers/power/pmic/fan53555.c > create mode 100644 drivers/power/regulator/fan53555.c >
Applied to u-boot-rockchip, thanks! _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
