soc/mediatek/mt8188: Update DRAM blob to 0.1.2

This patch includes following changes:
- Simplify the timer driver by using ARM ARCH timer.
- Bump FIRMWARE_BUILD_VER to 2

BUG=b:229800119
TEST=check cbmem timestamp; pass FAFT test.

(cherry picked from commit 1f31acc3d848ca52a1aca3bd1d87618fb9465d37)

Original-Signed-off-by: Yidi Lin <[email protected]>
Original-Change-Id: I1dde73b753d6db36f569522352cc728be840a836
GitOrigin-RevId: 1f31acc3d848ca52a1aca3bd1d87618fb9465d37
Change-Id: Ife025e9d2a7585e042ac02185f1ca9d100c8ecf5
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/coreboot/blobs/+/4797017
Tested-by: ChromeOS Prod (Robot) <[email protected]>
Tested-by: Yidi Lin <[email protected]>
Reviewed-by: Kapil Porwal <[email protected]>
Commit-Queue: Yidi Lin <[email protected]>
Reviewed-by: Yidi Lin <[email protected]>
diff --git a/soc/mediatek/mt8188/dram.elf b/soc/mediatek/mt8188/dram.elf
index a682e88..b7173dc 100644
--- a/soc/mediatek/mt8188/dram.elf
+++ b/soc/mediatek/mt8188/dram.elf
Binary files differ
diff --git a/soc/mediatek/mt8188/dram.elf.md5 b/soc/mediatek/mt8188/dram.elf.md5
index 5c4b731..6d1783c 100644
--- a/soc/mediatek/mt8188/dram.elf.md5
+++ b/soc/mediatek/mt8188/dram.elf.md5
@@ -1 +1 @@
-2f1c79839e0a78d16c19b039d05a650a *dram.elf
+b0d23881d809f3c3ef7d1c9855cedf6d *dram.elf
diff --git a/soc/mediatek/mt8188/dram_release_notes.txt b/soc/mediatek/mt8188/dram_release_notes.txt
index 8513755..9b16c55 100644
--- a/soc/mediatek/mt8188/dram_release_notes.txt
+++ b/soc/mediatek/mt8188/dram_release_notes.txt
@@ -1,3 +1,11 @@
+# 0.1.2
+1. ChromeOS build from 15581.0.0.
+
+2. Included changes:
+- CL:*6306734 mt8188: Bump FIRMWARE_BUILD_VER to 2
+- CL:*6287799 mt8188: Use ARM architecture timer
+
+
 # 0.1.1
 
 1. Add scramble switch for production build and serial build compatiblity.