mb/lattepanda: Add support for LattePanda Mu

Add initial support for the LattePanda Mu board, which features:
  - Intel Alder Lake-N N100 processor
  - Samsung K3LK7K70BM-BGCP, 8GB LPDDR5 memory
  - Samsung KLMCG2UCTA-B041, 64GB eMMC storage
  - SO-DIMM 260-pin connector for function expansion

This commit includes:
  - Basic board configuration
  - Memory initialization
  - Essential I/O setup
  - Used UEFITool NE alpha 68 (Nov 4 2023) to extract data.vbt file
    from original BIOS
  - BIOS download link: https://github.com/LattePandaTeam/LattePanda-Mu
    located at "./Softwares/BIOS/DFLT/LP-BS-S70NC1R200-SR-A.bin.zip"

Test Environment:
  - Carrier Board: Lite
  - Payload: mrchromebox/edk2
  - EDK2 Version: uefipayload_202309

Test result
Passed:
  - Windows 11 boot from eMMC
  - Install Ubuntu 24.04 on NVMe SSD
  - Ubuntu 24.04 boot from NVMe SSD
  - USB 3.0/2.0 functionality
  - Realtek RTL8111H-CG-RH Ethernet
  - HDMI Display
    - Audio over HDMI work in Ubuntu 24.04

Known Issues:
  - S3 sleep mode non-functional
  - Power-on after shutdown requires power removal
  - SuperIO UART not detected in Windows 11
  - Audio over HDMI not work in Windows 11
  - Windows 11 BSOD occurs with NVMe SSD installed:
    - Stop code: Machine Check Exception
  - NVMe SSD not working on Windows 11, except when:
    - KDNet Debugging enabled on NIC during boot
    - SSD becomes functional in this scenario

Change-Id: I79696bdd837a221860b32f54629212c3346dca66
Signed-off-by: KunYi Chen <kunyi.chen@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/83719
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

1 files changed, 27 insertions, 0 deletions

diff --git a/src/mainboard/lattepanda/mu/dsdt.asl b/src/mainboard/lattepanda/mu/dsdt.asl
new file mode 100644
index 0000000000..a3a29bc22f
--- /dev/null
+++ b/src/mainboard/lattepanda/mu/dsdt.asl
@@ -0,0 +1,27 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#include <acpi/acpi.h>
+#include <baseboard/gpio.h>
+
+DefinitionBlock(
+	"dsdt.aml",
+	"DSDT",
+	ACPI_DSDT_REV_2,
+	OEM_ID,
+	ACPI_TABLE_CREATOR,
+	0x20110725
+)
+{
+	#include <acpi/dsdt_top.asl>
+	#include <soc/intel/common/block/acpi/acpi/platform.asl>
+	#include <soc/intel/common/block/acpi/acpi/globalnvs.asl>
+	#include <cpu/intel/common/acpi/cpu.asl>
+
+	Device (\_SB.PCI0) {
+		#include <soc/intel/common/block/acpi/acpi/northbridge.asl>
+		#include <soc/intel/alderlake/acpi/southbridge.asl>
+		#include <soc/intel/alderlake/acpi/tcss.asl>
+	}
+
+	#include <southbridge/intel/common/acpi/sleepstates.asl>
+}