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mb/google/dedede/var/blipper: Add camera support 

Add camera support in devicetree and associated GPIO configuration.

BUG=b:181729304
BRANCH=dedede
TEST=built blipper firmware and verified camera function is OK

Change-Id: I806ec207a454d4383aca093159553b7e618e16b2
Signed-off-by: Zanxi Chen <chenzanxi@huaqin.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51380
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
This commit is contained in:
Zanxi Chen 2021-03-09 21:34:08 +08:00 committed by Patrick Georgi
parent aa2b614cb6
commit b2641792a3
3 changed files with 36 additions and 0 deletions
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3
src/mainboard/google/dedede/variants/blipper/Makefile.inc Normal file
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@ -0,0 +1,3 @@
# SPDX-License-Identifier: GPL-2.0-only
ramstage-y += gpio.c

18
src/mainboard/google/dedede/variants/blipper/gpio.c Normal file
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@ -0,0 +1,18 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
#include <baseboard/gpio.h>
#include <baseboard/variants.h>
#include <commonlib/helpers.h>
#include <vendorcode/google/chromeos/chromeos.h>
/* Pad configuration in ramstage*/
static const struct pad_config gpio_table[] = {
/* D13 : EN_PP2800_CAMERA */
PAD_CFG_GPO(GPP_D13, 1, PLTRST),
};
const struct pad_config *variant_override_gpio_table(size_t *num)
{
*num = ARRAY_SIZE(gpio_table);
return gpio_table;
}

15
src/mainboard/google/dedede/variants/blipper/overridetree.cb
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@ -36,7 +36,22 @@ chip soc/intel/jasperlake
},
}"
# USB Port Configuration
register "usb2_ports[5]" = "USB2_PORT_MID(OC_SKIP)" # UF Camera
device domain 0 on
device pci 14.0 on
chip drivers/usb/acpi
device usb 0.0 on
chip drivers/usb/acpi
register "desc" = ""UFCamera""
register "type" = "UPC_TYPE_INTERNAL"
register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D13)"
device usb 2.5 on end
end
end
end
end # USB xHCI
device pci 15.0 on
chip drivers/i2c/generic
register "hid" = ""ELAN0000""