From mboxrd@z Thu Jan 1 00:00:00 1970 From: lee.jones@linaro.org (Lee Jones) Date: Tue, 11 Aug 2015 15:18:11 +0100 Subject: [PATCH v4 2/2] mfd: axp20x: Add a cell for the usb power_supply part of the axp20x PMICs In-Reply-To: <1439049521-30766-2-git-send-email-hdegoede@redhat.com> References: <1439049521-30766-1-git-send-email-hdegoede@redhat.com> <1439049521-30766-2-git-send-email-hdegoede@redhat.com> Message-ID: <20150811141811.GM18282@x1> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Sat, 08 Aug 2015, 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 Pr?mont > Signed-off-by: Bruno Pr?mont > Signed-off-by: Hans de Goede > Acked-by: Maxime Ripard > Acked-by: Lee Jones > --- > Changes in v2: > -Use DEFINE_RES_IRQ_NAMED > -Change indentation of axp20x_cells initializers to avoid line wrapping > Changes in v3: > -Improve commit message > -Add Bruno's S-o-b > --- > drivers/mfd/axp20x.c | 20 ++++++++++++++++---- > 1 file changed, 16 insertions(+), 4 deletions(-) Applied, thanks. > diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c > index d9f2f96..3f576b7 100644 > --- a/drivers/mfd/axp20x.c > +++ b/drivers/mfd/axp20x.c > @@ -140,6 +140,13 @@ static struct resource axp20x_pek_resources[] = { > }, > }; > > +static struct resource axp20x_usb_power_supply_resources[] = { > + DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_PLUGIN, "VBUS_PLUGIN"), > + DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_REMOVAL, "VBUS_REMOVAL"), > + DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_VALID, "VBUS_VALID"), > + DEFINE_RES_IRQ_NAMED(AXP20X_IRQ_VBUS_NOT_VALID, "VBUS_NOT_VALID"), > +}; > + > static struct resource axp22x_pek_resources[] = { > { > .name = "PEK_DBR", > @@ -432,11 +439,16 @@ static const struct regmap_irq_chip axp288_regmap_irq_chip = { > > static struct mfd_cell axp20x_cells[] = { > { > - .name = "axp20x-pek", > - .num_resources = ARRAY_SIZE(axp20x_pek_resources), > - .resources = axp20x_pek_resources, > + .name = "axp20x-pek", > + .num_resources = ARRAY_SIZE(axp20x_pek_resources), > + .resources = axp20x_pek_resources, > }, { > - .name = "axp20x-regulator", > + .name = "axp20x-regulator", > + }, { > + .name = "axp20x-usb-power-supply", > + .of_compatible = "x-powers,axp202-usb-power-supply", > + .num_resources = ARRAY_SIZE(axp20x_usb_power_supply_resources), > + .resources = axp20x_usb_power_supply_resources, > }, > }; > -- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org ? Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog