misc: Update CI to apply patches to Ethos driver.

.github/workflows/tflm.yml

@@ -51,6 +51,14 @@ jobs:
         repository: tensorflow/tflite-micro
         ref: 8c458fc48ee972ea4fc56ddc08849823b9af7ea8
 
+    - name: '⏳ Checkout Ethos'
+        run: |
+          git clone --branch main --depth 1 https://review.mlplatform.org/ml/ethos-u/ethos-u-core-driver \
+              tflite-micro/tensorflow/lite/micro/tools/make/downloads/ethos_u_core_driver/
+          cd tflite-micro
+          git apply ../patches/ethosu_driver.patch \
+              --directory=tensorflow/lite/micro/tools/make/downloads/ethos_u_core_driver/
+
     - name: '♻ Caching dependencies'
       uses: actions/[email protected]
       id: cache

patches/ethosu_driver.patch

@@ -0,0 +1,74 @@
+diff --git a/src/ethosu_config_u55.h b/src/ethosu_config_u55.h
+index 9330bb1..c1ce4a1 100644
+--- a/src/ethosu_config_u55.h
++++ b/src/ethosu_config_u55.h
+@@ -22,11 +22,11 @@
+ /* Set default values if not manually overriden */
+
+ #ifndef NPU_QCONFIG
+-#define NPU_QCONFIG 2
++#define NPU_QCONFIG 0
+ #endif
+
+ #ifndef NPU_REGIONCFG_0
+-#define NPU_REGIONCFG_0 3
++#define NPU_REGIONCFG_0 0
+ #endif
+
+ #ifndef NPU_REGIONCFG_1
+@@ -58,11 +58,11 @@
+ #endif
+
+ #ifndef AXI_LIMIT0_MAX_BEATS_BYTES
+-#define AXI_LIMIT0_MAX_BEATS_BYTES 0x0
++#define AXI_LIMIT0_MAX_BEATS_BYTES 0x1
+ #endif
+
+ #ifndef AXI_LIMIT0_MEM_TYPE
+-#define AXI_LIMIT0_MEM_TYPE 0x0
++#define AXI_LIMIT0_MEM_TYPE 0x2
+ #endif
+
+ #ifndef AXI_LIMIT0_MAX_OUTSTANDING_READS
+@@ -74,11 +74,11 @@
+ #endif
+
+ #ifndef AXI_LIMIT1_MAX_BEATS_BYTES
+-#define AXI_LIMIT1_MAX_BEATS_BYTES 0x0
++#define AXI_LIMIT1_MAX_BEATS_BYTES 0x1
+ #endif
+
+ #ifndef AXI_LIMIT1_MEM_TYPE
+-#define AXI_LIMIT1_MEM_TYPE 0x0
++#define AXI_LIMIT1_MEM_TYPE 0x2
+ #endif
+
+ #ifndef AXI_LIMIT1_MAX_OUTSTANDING_READS
+@@ -90,11 +90,11 @@
+ #endif
+
+ #ifndef AXI_LIMIT2_MAX_BEATS_BYTES
+-#define AXI_LIMIT2_MAX_BEATS_BYTES 0x0
++#define AXI_LIMIT2_MAX_BEATS_BYTES 0x1
+ #endif
+
+ #ifndef AXI_LIMIT2_MEM_TYPE
+-#define AXI_LIMIT2_MEM_TYPE 0x0
++#define AXI_LIMIT2_MEM_TYPE 0x2
+ #endif
+
+ #ifndef AXI_LIMIT2_MAX_OUTSTANDING_READS
+@@ -106,11 +106,11 @@
+ #endif
+
+ #ifndef AXI_LIMIT3_MAX_BEATS_BYTES
+-#define AXI_LIMIT3_MAX_BEATS_BYTES 0x0
++#define AXI_LIMIT3_MAX_BEATS_BYTES 0x1
+ #endif
+
+ #ifndef AXI_LIMIT3_MEM_TYPE
+-#define AXI_LIMIT3_MEM_TYPE 0x0
++#define AXI_LIMIT3_MEM_TYPE 0x2
+ #endif
+
+ #ifndef AXI_LIMIT3_MAX_OUTSTANDING_READS