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mfd: motorola-cpcap: Add support for Mot CPCAP composition

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Add a MFD subdevice composition used in Tegra20 based Mot board
(Motorola Atrix 4G and Droid X2).

Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
Link: https://patch.msgid.link/20260721095654.429346-7-clamor95@gmail.com
Signed-off-by: Lee Jones <lee@kernel.org>
This commit is contained in:
Svyatoslav Ryhel 2026-07-21 12:56:53 +03:00 committed by Lee Jones
parent 8b8035cbfb
commit c115afabf0
2 changed files with 20 additions and 1 deletions
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20
drivers/mfd/motorola-cpcap.c
View File

@ -236,7 +236,6 @@ static const struct mfd_cell cpcap_common_devices[] = {
MFD_CELL_OF("cpcap-led", NULL, NULL, 0, 1, "motorola,cpcap-led-green"),
MFD_CELL_OF("cpcap-led", NULL, NULL, 0, 2, "motorola,cpcap-led-blue"),
MFD_CELL_OF("cpcap-led", NULL, NULL, 0, 3, "motorola,cpcap-led-adl"),
MFD_CELL_OF("cpcap-led", NULL, NULL, 0, 4, "motorola,cpcap-led-cp"),
MFD_CELL_NAME("cpcap-codec"),
};
@ -244,6 +243,7 @@ static const struct mfd_cell cpcap_default_devices[] = {
MFD_CELL_OF("cpcap_adc", NULL, NULL, 0, 0, "motorola,cpcap-adc"),
MFD_CELL_OF("cpcap-regulator", NULL, NULL, 0, 0, "motorola,cpcap-regulator"),
MFD_CELL_OF("cpcap-usb-phy", NULL, NULL, 0, 0, "motorola,cpcap-usb-phy"),
MFD_CELL_OF("cpcap-led", NULL, NULL, 0, 4, "motorola,cpcap-led-cp"),
};
static const struct mfd_cell cpcap_mapphone_devices[] = {
@ -251,6 +251,18 @@ static const struct mfd_cell cpcap_mapphone_devices[] = {
MFD_CELL_OF("cpcap-charger", NULL, NULL, 0, 0, "motorola,mapphone-cpcap-charger"),
MFD_CELL_OF("cpcap-regulator", NULL, NULL, 0, 0, "motorola,mapphone-cpcap-regulator"),
MFD_CELL_OF("cpcap-usb-phy", NULL, NULL, 0, 0, "motorola,mapphone-cpcap-usb-phy"),
MFD_CELL_OF("cpcap-led", NULL, NULL, 0, 4, "motorola,cpcap-led-cp"),
};
/*
* The Mot board features a USB-PHY and charger similar to the ones in
* Mapphone; however, because Mot is based on Tegra20, it is incompatible
* with the existing implementation, which is tightly interconnected with
* the OMAP USB PHY.
*/
static const struct mfd_cell cpcap_mot_devices[] = {
MFD_CELL_OF("cpcap_adc", NULL, NULL, 0, 0, "motorola,mot-cpcap-adc"),
MFD_CELL_OF("cpcap-regulator", NULL, NULL, 0, 0, "motorola,mot-cpcap-regulator"),
};
static int cpcap_probe(struct spi_device *spi)
@ -275,6 +287,10 @@ static int cpcap_probe(struct spi_device *spi)
cells = cpcap_mapphone_devices;
num_cells = ARRAY_SIZE(cpcap_mapphone_devices);
break;
case CPCAP_MOT:
cells = cpcap_mot_devices;
num_cells = ARRAY_SIZE(cpcap_mot_devices);
break;
default:
return dev_err_probe(&spi->dev, -ENODEV,
"Unknown device %d\n", cpcap->variant);
@ -326,6 +342,7 @@ static int cpcap_probe(struct spi_device *spi)
static const struct of_device_id cpcap_of_match[] = {
{ .compatible = "motorola,cpcap", .data = (void *)CPCAP_DEFAULT },
{ .compatible = "motorola,mapphone-cpcap", .data = (void *)CPCAP_MAPPHONE },
{ .compatible = "motorola,mot-cpcap", .data = (void *)CPCAP_MOT },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, cpcap_of_match);
@ -333,6 +350,7 @@ MODULE_DEVICE_TABLE(of, cpcap_of_match);
static const struct spi_device_id cpcap_spi_ids[] = {
{ .name = "cpcap", .driver_data = CPCAP_DEFAULT },
{ .name = "mapphone-cpcap", .driver_data = CPCAP_MAPPHONE },
{ .name = "mot-cpcap", .driver_data = CPCAP_MOT },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(spi, cpcap_spi_ids);

1
include/linux/mfd/motorola-cpcap.h
View File

@ -28,6 +28,7 @@
enum cpcap_variant {
CPCAP_DEFAULT = 1,
CPCAP_MAPPHONE,
CPCAP_MOT,
CPCAP_MAX
};