Change in coreboot[master]: mb/google/brya: Add 5G WWAN ACPI support for brya4es and redrix4es

[Cliff Huang (Code Review)]

Cliff Huang has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/61355 )

Change subject: mb/google/brya: Add 5G WWAN ACPI support for brya4es and redrix4es
......................................................................

mb/google/brya: Add 5G WWAN ACPI support for brya4es and redrix4es

Add FM350GL 5G WWAN support using drivers/wwan/fm and addtional PM
    features from rtd3.

Signed-off-by: Cliff Huang 
Change-Id: I6413f106ce6ef6c895d4861f4dbe26ac9a507d25
---
M src/mainboard/google/brya/Kconfig
M src/mainboard/google/brya/variants/baseboard/brya/devicetree.cb
M src/mainboard/google/brya/variants/brya4es/overridetree.cb
M src/mainboard/google/brya/variants/redrix4es/overridetree.cb
4 files changed, 23 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/55/61355/1

diff --git a/src/mainboard/google/brya/Kconfig b/src/mainboard/google/brya/Kconfig
index 9bfee76..9c83d82 100644
--- a/src/mainboard/google/brya/Kconfig
+++ b/src/mainboard/google/brya/Kconfig
@@ -18,6 +18,7 @@
    select DRIVERS_SOUNDWIRE_MAX98373
    select DRIVERS_SPI_ACPI
    select DRIVERS_WIFI_GENERIC
+	select DRIVERS_WWAN_FM350GL
    select EC_GOOGLE_CHROMEEC
    select EC_GOOGLE_CHROMEEC_ACPI_MEMMAP
    select EC_GOOGLE_CHROMEEC_BOARDID
diff --git a/src/mainboard/google/brya/variants/baseboard/brya/devicetree.cb b/src/mainboard/google/brya/variants/baseboard/brya/devicetree.cb
index 7323b10..ec2a9c9 100644
--- a/src/mainboard/google/brya/variants/baseboard/brya/devicetree.cb
+++ b/src/mainboard/google/brya/variants/baseboard/brya/devicetree.cb
@@ -156,7 +156,11 @@
    		# Enable WWAN PCIE 6 using clk 5
    		chip soc/intel/common/block/pcie/rtd3
    			register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_E0)"
+				register "reset_off_delay_ms" = "20"
+				register "reset_delay_ms" = "1000"
    			register "srcclk_pin" = "5"
+				register "ext_pm_support" = "true"
+				register "skip_on_off_support" = "true"
    			device generic 0 on end
    		end
    		register "pch_pcie_rp[PCH_RP(6)]" = "{
diff --git a/src/mainboard/google/brya/variants/brya4es/overridetree.cb b/src/mainboard/google/brya/variants/brya4es/overridetree.cb
index cae2257..125edd4 100644
--- a/src/mainboard/google/brya/variants/brya4es/overridetree.cb
+++ b/src/mainboard/google/brya/variants/brya4es/overridetree.cb
@@ -189,6 +189,15 @@
    	end
    	device ref pcie_rp6 on
    		probe DB_LTE LTE_PCIE
+			chip drivers/wwan/fm
+				register "fcpo" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_F21)"
+				register "reset" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_E16)"
+				register "perst" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_E0)"
+				register "wake" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A7)"
+				device generic 0 on
+					probe DB_LTE LTE_PCIE
+				end
+			end
    	end
    	device ref tcss_dma0 on
    		chip drivers/intel/usb4/retimer
diff --git a/src/mainboard/google/brya/variants/redrix4es/overridetree.cb b/src/mainboard/google/brya/variants/redrix4es/overridetree.cb
index 72f1da2..303ce3b 100644
--- a/src/mainboard/google/brya/variants/redrix4es/overridetree.cb
+++ b/src/mainboard/google/brya/variants/redrix4es/overridetree.cb
@@ -153,6 +153,15 @@
    	end
    	device ref pcie_rp6 on
    		probe DB_LTE LTE_PCIE
+			chip drivers/wwan/fm
+				register "fcpo" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_F21)"
+				register "reset" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_E16)"
+				register "perst" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_E0)"
+				register "wake" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_A7)"
+				device generic 0 on
+					probe DB_LTE LTE_PCIE
+				end
+			end
    	end
    	device ref tcss_dma0 on
    		chip drivers/intel/usb4/retimer