[XS] Change in coreboot[main]: mb/google/dedede/var/kracko: Add LTE only daughterboard support

[Felix Held (Code Review)]

Felix Held has submitted this change. ( https://review.coreboot.org/c/coreboot/+/83054?usp=email )

Change subject: mb/google/dedede/var/kracko: Add LTE only daughterboard support
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mb/google/dedede/var/kracko: Add LTE only daughterboard support

Add FW_CONFIG for no port LTE skus, and probe LTE port in devicetree.

BUG=b:339534479
BRANCH=firmware-dedede-13606.B
TEST=emerge-dedede coreboot chromeos-bootimage
flash and check boot log on DUT.

Change-Id: I5235df33a36f3b9472ee8b615e4622f6ee3fb1a4
Signed-off-by: Robert Chen 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/83054
Tested-by: build bot (Jenkins) 
Reviewed-by: Eric Lai 
---
M src/mainboard/google/dedede/variants/baseboard/devicetree.cb
M src/mainboard/google/dedede/variants/kracko/overridetree.cb
M src/mainboard/google/dedede/variants/kracko/ramstage.c
3 files changed, 9 insertions(+), 0 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Eric Lai: Looks good to me, approved

diff --git a/src/mainboard/google/dedede/variants/baseboard/devicetree.cb b/src/mainboard/google/dedede/variants/baseboard/devicetree.cb
index bca948e..c38aa73 100644
--- a/src/mainboard/google/dedede/variants/baseboard/devicetree.cb
+++ b/src/mainboard/google/dedede/variants/baseboard/devicetree.cb
@@ -9,6 +9,7 @@
    	option DB_PORTS_1C_1A_LTE 6
    	option DB_PORTS_1C 7
    	option DB_PORTS_1A_HDMI_LTE 8
+		option DB_PORTS_LTE 9
    end
    field STYLUS 4
    	option STYLUS_ABSENT 0
diff --git a/src/mainboard/google/dedede/variants/kracko/overridetree.cb b/src/mainboard/google/dedede/variants/kracko/overridetree.cb
index 2c25e60..ae70769 100644
--- a/src/mainboard/google/dedede/variants/kracko/overridetree.cb
+++ b/src/mainboard/google/dedede/variants/kracko/overridetree.cb
@@ -131,6 +131,7 @@
    					register "enable_delay_ms" = "20"
    					device usb 2.3 on
    						probe DB_PORTS DB_PORTS_1C_LTE
+							probe DB_PORTS DB_PORTS_LTE
    					end
    				end
    				chip drivers/usb/acpi
@@ -175,6 +176,7 @@
    					register "group" = "ACPI_PLD_GROUP(2, 2)"
    					device usb 3.3 on
    						probe DB_PORTS DB_PORTS_1C_LTE
+							probe DB_PORTS DB_PORTS_LTE
    					end
    				end
    				chip drivers/usb/acpi
diff --git a/src/mainboard/google/dedede/variants/kracko/ramstage.c b/src/mainboard/google/dedede/variants/kracko/ramstage.c
index 459fc77..afd218e 100644
--- a/src/mainboard/google/dedede/variants/kracko/ramstage.c
+++ b/src/mainboard/google/dedede/variants/kracko/ramstage.c
@@ -24,6 +24,12 @@
    	cfg->usb2_ports[3].enable = 0;
    	cfg->usb3_ports[3].enable = 0;
    }
+	if (fw_config_is_provisioned() &&
+	   fw_config_probe(FW_CONFIG(DB_PORTS, DB_PORTS_LTE))) {
+		/* Disable USB C1 port */
+		cfg->usb2_ports[1].enable = 0;
+		cfg->usb3_ports[1].enable = 0;
+	}
 }

void variant_devtree_update(void)