From: Stephen Boyd Date: Mon, 19 Feb 2024 20:23:24 +0000 (-0800) Subject: mfd: cros_ec_dev: Add GPIO device if feature present on EC X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=8f49b623b9348e3374491df1a18ca2de285fc7da;p=linux.git mfd: cros_ec_dev: Add GPIO device if feature present on EC The ChromeOS embedded controller (EC) supports setting the state of GPIOs when the system is unlocked, and getting the state of GPIOs in all cases. Check for the feature support by checking for the GPIO feature and then populate a sub-device for the gpio hardware on the EC. Signed-off-by: Stephen Boyd Link: https://lore.kernel.org/r/20240219202325.4095816-3-swboyd@chromium.org Signed-off-by: Lee Jones --- diff --git a/drivers/mfd/cros_ec_dev.c b/drivers/mfd/cros_ec_dev.c index 4996220ce64b7..a52d59cc2b1ec 100644 --- a/drivers/mfd/cros_ec_dev.c +++ b/drivers/mfd/cros_ec_dev.c @@ -74,6 +74,10 @@ static const struct mfd_cell cros_ec_cec_cells[] = { { .name = "cros-ec-cec", }, }; +static const struct mfd_cell cros_ec_gpio_cells[] = { + { .name = "cros-ec-gpio", }, +}; + static const struct mfd_cell cros_ec_rtc_cells[] = { { .name = "cros-ec-rtc", }, }; @@ -101,6 +105,11 @@ static const struct cros_feature_to_cells cros_subdevices[] = { .mfd_cells = cros_ec_cec_cells, .num_cells = ARRAY_SIZE(cros_ec_cec_cells), }, + { + .id = EC_FEATURE_GPIO, + .mfd_cells = cros_ec_gpio_cells, + .num_cells = ARRAY_SIZE(cros_ec_gpio_cells), + }, { .id = EC_FEATURE_RTC, .mfd_cells = cros_ec_rtc_cells,