[PATCH v3 3/4] mfd: axp20x: Add a cell for the usb power_supply part of the axp20x PMICs
Maxime Ripard
maxime.ripard at free-electrons.com
Mon Jul 6 03:30:14 PDT 2015
On Fri, Jun 26, 2015 at 12:59:16PM +0200, Hans de Goede wrote:
> Add a cell for the usb power_supply part of the axp20x PMICs.
>
> Note that this cell is only for the usb power_supply part and not the
> ac-power / battery-charger / rtc-backup-bat-charger bits.
>
> Depending on the board each of those must be enabled / disabled separately
> in devicetree as most boards do not use all 4. So in dt each one needs its
> own child-node of the axp20x node. Another reason for using separate child
> nodes for each is so that other devicetree nodes can have a power-supply
> property with a phandle referencing a node representing a single
> power-supply.
>
> The decision to use a separate devicetree node for each is reflected on
> the kernel side by each getting its own mfd-cell / platform_device and
> platform-driver.
>
> Note this commit also makes some whitespace changes to the intialization
> of existing cells in axp20x_cells, these are pure whitespace changes,
> functionally nothing changes.
>
> Cc: Bruno Prémont <bonbons at linux-vserver.org>
> Acked-by: Lee Jones <lee.jones at linaro.org>
> Signed-off-by: Bruno Prémont <bonbons at linux-vserver.org>
> Signed-off-by: Hans de Goede <hdegoede at redhat.com>
Acked-by: Maxime Ripard <maxime.ripard at free-electrons.com>
Thanks!
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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