Update operator list documentation. Part 2.

All data type and data layout information for the operators are store in the function header files

Signed-off-by: Teresa Charlin <teresa.charlinreyes@arm.com>
Change-Id: I30b564f7eda6bbd99bf3ad36ddb6639ac118eb8b
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/c/VisualCompute/ComputeLibrary/+/319829
Tested-by: bsgcomp <bsgcomp@arm.com>
Reviewed-by: Michele DiGiorgio <michele.digiorgio@arm.com>
Comments-Addressed: bsgcomp <bsgcomp@arm.com>
Reviewed-on: https://review.mlplatform.org/c/ml/ComputeLibrary/+/5531
Tested-by: Arm Jenkins <bsgcomp@arm.com>
Reviewed-by: SiCong Li <sicong.li@arm.com>
Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
diff --git a/arm_compute/runtime/CL/functions/CLGEMMLowpMatrixMultiplyCore.h b/arm_compute/runtime/CL/functions/CLGEMMLowpMatrixMultiplyCore.h
index 4cc8899..e7f4cb9 100644
--- a/arm_compute/runtime/CL/functions/CLGEMMLowpMatrixMultiplyCore.h
+++ b/arm_compute/runtime/CL/functions/CLGEMMLowpMatrixMultiplyCore.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017-2020 Arm Limited.
+ * Copyright (c) 2017-2021 Arm Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -61,6 +61,26 @@
     ~CLGEMMLowpMatrixMultiplyCore();
     /** Initialise the kernel's inputs, output
      *
+     * Valid data layouts:
+     * - NHWC
+     * - NCHW
+     *
+     * Valid data type configurations:
+     * |src0           |src1               |src2     |dst            |
+     * |:--------------|:------------------|:--------|:--------------|
+     * |QASYMM8        |QASYMM8            |S32      |QASYMM8        |
+     * |QASYMM8        |QSYMM8_PER_CHANNEL |S32      |QASYMM8        |
+     * |QASYMM8        |QSYMM8             |S32      |QASYMM8        |
+     * |QASYMM8        |QASYMM8            |S32      |S32            |
+     * |QASYMM8        |QSYMM8_PER_CHANNEL |S32      |S32            |
+     * |QASYMM8        |QSYMM8             |S32      |S32            |
+     * |QASYMM8_SIGNED |QASYMM8_SIGNED     |S32      |QASYMM8_SIGNED |
+     * |QASYMM8_SIGNED |QSYMM8_PER_CHANNEL |S32      |QASYMM8_SIGNED |
+     * |QASYMM8_SIGNED |QSYMM8             |S32      |QASYMM8_SIGNED |
+     * |QASYMM8_SIGNED |QASYMM8_SIGNED     |S32      |S32            |
+     * |QASYMM8_SIGNED |QSYMM8_PER_CHANNEL |S32      |S32            |
+     * |QASYMM8_SIGNED |QSYMM8             |S32      |S32            |
+     *
      * @note GEMMLowp:  low precision GEMM kernel. [A * B + C]
      *  This kernel performs the following computations:
      *