diff options
Diffstat (limited to 'src/mainboard/google/octopus/variants/phaser/variant.c')
-rw-r--r-- | src/mainboard/google/octopus/variants/phaser/variant.c | 54 |
1 files changed, 2 insertions, 52 deletions
diff --git a/src/mainboard/google/octopus/variants/phaser/variant.c b/src/mainboard/google/octopus/variants/phaser/variant.c index 996ea1f2b2..724dd13251 100644 --- a/src/mainboard/google/octopus/variants/phaser/variant.c +++ b/src/mainboard/google/octopus/variants/phaser/variant.c @@ -13,75 +13,25 @@ * GNU General Public License for more details. */ -#include <arch/acpi_device.h> #include <baseboard/variants.h> -#include <boardid.h> -#include <device/device.h> -#include <drivers/i2c/generic/chip.h> -#include <drivers/i2c/hid/chip.h> -#include <soc/gpio.h> #include <soc/pci_devs.h> #include <string.h> #include <ec/google/chromeec/ec.h> #define SKU_UNKNOWN 0xFFFFFFFF -extern struct chip_operations drivers_i2c_generic_ops; -extern struct chip_operations drivers_i2c_hid_ops; - void variant_update_devtree(struct device *dev) { - uint32_t bid; uint32_t sku_id = SKU_UNKNOWN; struct device *touchscreen_i2c_host; - struct device *child; - const struct bus *children_bus; - static const struct acpi_gpio new_enable_gpio = - ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPIO_146); - - bid = board_id(); - - /* Nothing to update. */ - if (bid == UNDEFINED_STRAPPING_ID || bid < 1) - return; touchscreen_i2c_host = dev_find_slot(0, PCH_DEVFN_I2C7); if (touchscreen_i2c_host == NULL) return; - /* According to the sku id decide whether update touch - * screen device information: - * 1. sku id is 1 then dev->enabled = 0. - */ + /* SKU ID 1 does not have a touchscreen device, hence disable it. */ google_chromeec_cbi_get_sku_id(&sku_id); - if (sku_id == 1) { + if (sku_id == 1) touchscreen_i2c_host->enabled = 0; - return; - } - - children_bus = touchscreen_i2c_host->link_list; - child = NULL; - - /* Find all children on bus to update touchscreen enable gpio. */ - while ((child = dev_bus_each_child(children_bus, child)) != NULL) { - struct drivers_i2c_generic_config *cfg; - - /* No configration to change. */ - if (child->chip_info == NULL) - continue; - - if (child->chip_ops == &drivers_i2c_generic_ops) - cfg = child->chip_info; - else if (child->chip_ops == &drivers_i2c_hid_ops) { - struct drivers_i2c_hid_config *hid_cfg; - hid_cfg = child->chip_info; - cfg = &hid_cfg->generic; - } else - continue; - - /* Update the enable gpio. */ - memcpy(&cfg->enable_gpio, &new_enable_gpio, - sizeof(new_enable_gpio)); - } } |