From b2641792a38a2ae282c96ff7e8951a0bc80781c5 Mon Sep 17 00:00:00 2001 From: Zanxi Chen Date: Tue, 9 Mar 2021 21:34:08 +0800 Subject: 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 Reviewed-on: https://review.coreboot.org/c/coreboot/+/51380 Tested-by: build bot (Jenkins) Reviewed-by: Karthik Ramasubramanian --- .../google/dedede/variants/blipper/Makefile.inc | 3 +++ src/mainboard/google/dedede/variants/blipper/gpio.c | 18 ++++++++++++++++++ .../google/dedede/variants/blipper/overridetree.cb | 15 +++++++++++++++ 3 files changed, 36 insertions(+) create mode 100644 src/mainboard/google/dedede/variants/blipper/Makefile.inc create mode 100644 src/mainboard/google/dedede/variants/blipper/gpio.c diff --git a/src/mainboard/google/dedede/variants/blipper/Makefile.inc b/src/mainboard/google/dedede/variants/blipper/Makefile.inc new file mode 100644 index 0000000000..a3527099b9 --- /dev/null +++ b/src/mainboard/google/dedede/variants/blipper/Makefile.inc @@ -0,0 +1,3 @@ +# SPDX-License-Identifier: GPL-2.0-only + +ramstage-y += gpio.c diff --git a/src/mainboard/google/dedede/variants/blipper/gpio.c b/src/mainboard/google/dedede/variants/blipper/gpio.c new file mode 100644 index 0000000000..8c13c76a89 --- /dev/null +++ b/src/mainboard/google/dedede/variants/blipper/gpio.c @@ -0,0 +1,18 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + +#include +#include +#include +#include + +/* 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; +} diff --git a/src/mainboard/google/dedede/variants/blipper/overridetree.cb b/src/mainboard/google/dedede/variants/blipper/overridetree.cb index 45d3418286..b20dcbc2f2 100644 --- a/src/mainboard/google/dedede/variants/blipper/overridetree.cb +++ b/src/mainboard/google/dedede/variants/blipper/overridetree.cb @@ -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"" -- cgit v1.2.3