Change in coreboot[master]: mb/google/dedede/var/sasukette: Adding camera support in devicetree a...

[Patrick Georgi (Code Review)]

Patrick Georgi has submitted this change. ( https://review.coreboot.org/c/coreboot/+/50982 )

Change subject: mb/google/dedede/var/sasukette: Adding camera support in devicetree and associated GPIO configuration
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mb/google/dedede/var/sasukette: Adding camera support in devicetree
and associated GPIO configuration

Adding camera support in devicetree and associated GPIO configuration.

BUG=b:177351873
BRANCH=dedede
TEST=camera function is OK

Signed-off-by: Tao Xia 
Change-Id: I539e969e180c8c71d4b54b50519d2e1ff25415f8
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50982
Tested-by: build bot (Jenkins) 
Reviewed-by: Karthik Ramasubramanian 
---
A src/mainboard/google/dedede/variants/sasukette/Makefile.inc
A src/mainboard/google/dedede/variants/sasukette/gpio.c
M src/mainboard/google/dedede/variants/sasukette/overridetree.cb
3 files changed, 36 insertions(+), 0 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Karthik Ramasubramanian: Looks good to me, approved

diff --git a/src/mainboard/google/dedede/variants/sasukette/Makefile.inc b/src/mainboard/google/dedede/variants/sasukette/Makefile.inc
new file mode 100644
index 0000000..eb2c9bc
--- /dev/null
+++ b/src/mainboard/google/dedede/variants/sasukette/Makefile.inc
@@ -0,0 +1,3 @@
+## SPDX-License-Identifier: GPL-2.0-or-later
+
+ramstage-y += gpio.c
diff --git a/src/mainboard/google/dedede/variants/sasukette/gpio.c b/src/mainboard/google/dedede/variants/sasukette/gpio.c
new file mode 100644
index 0000000..0f5b6d2
--- /dev/null
+++ b/src/mainboard/google/dedede/variants/sasukette/gpio.c
@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <baseboard/gpio.h>
+#include <baseboard/variants.h>
+
+/* Pad configuration in ramstage*/
+static const struct pad_config gpio_table[] = {
+	/* D15 : EN_PP3300_CAMERA */
+	PAD_CFG_GPO(GPP_D15, 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/sasukette/overridetree.cb b/src/mainboard/google/dedede/variants/sasukette/overridetree.cb
index 404024b..d3b1872 100644
--- a/src/mainboard/google/dedede/variants/sasukette/overridetree.cb
+++ b/src/mainboard/google/dedede/variants/sasukette/overridetree.cb
@@ -36,7 +36,24 @@
    	},
    }"

+	# USB Port Configuration
+	register "usb2_ports[5]" = "USB2_PORT_MID(OC_SKIP)"     # 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 "has_power_resource" = "1"
+						register "enable_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_HIGH(GPP_D15)"
+						register "enable_delay_ms" = "20"
+						device usb 2.5 on end
+					end
+				end
+			end
+		end # USB xHCI
    	device pci 15.0 on end
    end
 end