From 5bb5c43b936f0bb01e08a71df1865343d7be9b88 Mon Sep 17 00:00:00 2001
From: Eric Lai <ericr_lai@compal.corp-partner.google.com>
Date: Fri, 4 Dec 2020 15:38:39 +0800
Subject: [PATCH] mb/google/brya: Initiate peripheral buses

Initiate peripheral buses based on latest schematic.

BUG=b:174266035
TEST=Build Test

Signed-off-by: Eric Lai <ericr_lai@compal.corp-partner.google.com>
Change-Id: I3a828bfb3ba4ee9a9b41cd4e83701672e5ef85bf
Reviewed-on: https://review.coreboot.org/c/coreboot/+/48295
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
---
 .../brya/variants/baseboard/devicetree.cb     | 108 +++++++++++++++++-
 1 file changed, 107 insertions(+), 1 deletion(-)

diff --git a/src/mainboard/google/brya/variants/baseboard/devicetree.cb b/src/mainboard/google/brya/variants/baseboard/devicetree.cb
index 479a7eeb19..96e0a9db53 100644
--- a/src/mainboard/google/brya/variants/baseboard/devicetree.cb
+++ b/src/mainboard/google/brya/variants/baseboard/devicetree.cb
@@ -3,6 +3,113 @@ chip soc/intel/alderlake
 		device lapic 0 on end
 	end
 
+	register "usb2_ports[0]" = "USB2_PORT_MID(OC0)"		# USB2_C0
+	register "usb2_ports[1]" = "USB2_PORT_MID(OC1)"		# USB2_C1
+	register "usb2_ports[2]" = "USB2_PORT_MID(OC2)"		# USB2_C2
+	register "usb2_ports[3]" = "USB2_PORT_MID(OC_SKIP)"	# M.2 WWAN
+	register "usb2_ports[5]" = "USB2_PORT_MID(OC_SKIP)"	# M.2 Camera
+	register "usb2_ports[8]" = "USB2_PORT_MID(OC_SKIP)"	# Type-A Port A0
+	register "usb2_ports[9]" = "USB2_PORT_MID(OC_SKIP)"	# M.2 Bluetooth
+
+	register "usb3_ports[0]" = "USB3_PORT_DEFAULT(OC3)"	# USB3/2 Type A port A0
+	register "usb3_ports[3]" = "USB3_PORT_DEFAULT(OC_SKIP)"	# M.2 WWAN
+
+	# Enable WLAN PCIE 5 using clk 2
+	register "pch_pcie_rp[PCH_RP(5)]" = "{
+		.clk_src  = 2,
+		.clk_req  = 2,
+		.flags = PCIE_RP_ENABLED,
+        }"
+
+	# Enable WWAN PCIE 6 using clk 5
+	register "pch_pcie_rp[PCH_RP(6)]" = "{
+		.clk_src  = 5,
+		.clk_req  = 5,
+		.flags = PCIE_RP_ENABLED,
+        }"
+
+	# Enable SD Card PCIE 8 using clk 3
+	register "pch_pcie_rp[PCH_RP(8)]" = "{
+		.clk_src  = 3,
+		.clk_req  = 3,
+		.flags = PCIE_RP_ENABLED | PCIE_RP_HOTPLUG_ENABLED | PCIE_RP_LTR_ENABLED,
+        }"
+
+	# Enable NVMe PCIE 9 using clk 1
+	register "pch_pcie_rp[PCH_RP(9)]" = "{
+		.clk_src  = 1,
+		.clk_req  = 1,
+		.flags = PCIE_RP_ENABLED | PCIE_RP_LTR_ENABLED,
+        }"
+
+	register "SerialIoI2cMode" = "{
+		[PchSerialIoIndexI2C0]  = PchSerialIoPci,
+		[PchSerialIoIndexI2C1]  = PchSerialIoPci,
+		[PchSerialIoIndexI2C2]  = PchSerialIoPci,
+		[PchSerialIoIndexI2C3]  = PchSerialIoPci,
+		[PchSerialIoIndexI2C4]  = PchSerialIoPci,
+		[PchSerialIoIndexI2C5]  = PchSerialIoPci,
+	}"
+
+	register "SerialIoGSpiMode" = "{
+		[PchSerialIoIndexGSPI0] = PchSerialIoDisabled,
+		[PchSerialIoIndexGSPI1] = PchSerialIoPci,
+	}"
+
+	register "SerialIoGSpiCsMode" = "{
+		[PchSerialIoIndexGSPI0] = 0,
+		[PchSerialIoIndexGSPI1] = 1,
+	}"
+
+	register "SerialIoGSpiCsState" = "{
+		[PchSerialIoIndexGSPI0] = 0,
+		[PchSerialIoIndexGSPI1] = 1,
+	}"
+
+	register "SerialIoUartMode" = "{
+		[PchSerialIoIndexUART0] = PchSerialIoPci,
+		[PchSerialIoIndexUART1] = PchSerialIoDisabled,
+		[PchSerialIoIndexUART2] = PchSerialIoDisabled,
+	}"
+
+	# Intel Common SoC Config
+	#+-------------------+---------------------------+
+	#| Field             |  Value                    |
+	#+-------------------+---------------------------+
+	#| chipset_lockdown  | CHIPSET_LOCKDOWN_COREBOOT |
+	#| GSPI1             | Fingerprint MCU           |
+	#| I2C0              | Audio                     |
+	#| I2C1              | Touchscreen               |
+	#| I2C2              | SAR0                      |
+	#| I2C3              | cr50 TPM. Early init is   |
+	#|                   | required to set up a BAR  |
+	#|                   | for TPM communication     |
+	#| I2C4              | CAM                       |
+	#| I2C5              | Trackpad                  |
+	#+-------------------+---------------------------+
+	register "common_soc_config" = "{
+		.chipset_lockdown = CHIPSET_LOCKDOWN_COREBOOT,
+		.i2c[0] = {
+			.speed = I2C_SPEED_FAST,
+		},
+		.i2c[1] = {
+			.speed = I2C_SPEED_FAST,
+		},
+		.i2c[2] = {
+			.speed = I2C_SPEED_FAST,
+		},
+		.i2c[3] = {
+			.early_init = 1,
+			.speed = I2C_SPEED_FAST,
+		},
+		.i2c[4] = {
+			.speed = I2C_SPEED_FAST,
+		},
+		.i2c[5] = {
+			.speed = I2C_SPEED_FAST,
+		},
+	}"
+
 	device domain 0 on
 		device ref igpu on end
 		device ref dtt on end
@@ -30,7 +137,6 @@ chip soc/intel/alderlake
 		device ref pcie_rp8 on end	#PCIE8 SD card
 		device ref pcie_rp9 on end	#PCIE9-12 SSD
 		device ref uart0 on end
-		device ref gspi0 on end
 		device ref gspi1 on end
 		device ref pch_espi on
 			chip ec/google/chromeec