From 8df079c609ac60b3e2c248032864e0004efe7990 Mon Sep 17 00:00:00 2001
From: Alicja Michalska <alicja.michalska@9elements.com>
Date: Wed, 2 Jul 2025 20:19:56 +0200
Subject: [PATCH] mb/lattepanda/mu: Enable CRB TPM (Intel fTPM)

While helping with board bringup, I noticed that CRB is enabled in mFIT
but it was missing in board code.

Change-Id: I8f34cac2508ef15f5b6f6542a912fb12af3c2dbf
Signed-off-by: Alicja Michalska <alicja.michalska@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/88275
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@mailbox.org>
Reviewed-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-by: KunYi Chen <kunyi.chen@gmail.com>
---
 src/mainboard/lattepanda/mu/Kconfig       | 2 ++
 src/mainboard/lattepanda/mu/devicetree.cb | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/src/mainboard/lattepanda/mu/Kconfig b/src/mainboard/lattepanda/mu/Kconfig
index aa98fcf2cf..0d8560504a 100644
--- a/src/mainboard/lattepanda/mu/Kconfig
+++ b/src/mainboard/lattepanda/mu/Kconfig
@@ -5,6 +5,7 @@ if BOARD_LATTEPANDA_MU
 config BOARD_SPECIFIC_OPTIONS
 	def_bool y
 	select BOARD_ROMSIZE_KB_16384
+	select CRB_TPM
 	select DRIVERS_INTEL_PMC
 	select DRIVERS_SPI_ACPI
 	select DRIVERS_UART_8250IO
@@ -13,6 +14,7 @@ config BOARD_SPECIFIC_OPTIONS
 	select HAVE_ACPI_RESUME
 	select HAVE_ACPI_TABLES
 	select HAVE_SPD_IN_CBFS
+	select HAVE_INTEL_PTT
 	select INTEL_GMA_HAVE_VBT
 	select PMC_IPC_ACPI_INTERFACE
 	select REALTEK_8168_RESET
diff --git a/src/mainboard/lattepanda/mu/devicetree.cb b/src/mainboard/lattepanda/mu/devicetree.cb
index 563d8fbd2e..1db9519084 100644
--- a/src/mainboard/lattepanda/mu/devicetree.cb
+++ b/src/mainboard/lattepanda/mu/devicetree.cb
@@ -150,5 +150,8 @@ chip soc/intel/alderlake
 				device pnp 2e.a off end # CIR
 			end
 		end
+		chip drivers/crb
+			device mmio 0xfed40000 on end
+		end
 	end
 end