armv8: fsl-layerscape: Organize SoC overview at common location

SoC overviews are getting repeated across board folders.
So, Organize SoC overview at common location i.e. fsl-layerscape/doc

Also move README.lsch2 and README.lsch3 in same folder.

Signed-off-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/README.lsch2 b/arch/arm/cpu/armv8/fsl-layerscape/doc/README.lsch2
similarity index 100%
rename from arch/arm/cpu/armv8/fsl-layerscape/README.lsch2
rename to arch/arm/cpu/armv8/fsl-layerscape/doc/README.lsch2
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/README.lsch3 b/arch/arm/cpu/armv8/fsl-layerscape/doc/README.lsch3
similarity index 100%
rename from arch/arm/cpu/armv8/fsl-layerscape/README.lsch3
rename to arch/arm/cpu/armv8/fsl-layerscape/doc/README.lsch3
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc b/arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc
new file mode 100644
index 0000000..a4130ce
--- /dev/null
+++ b/arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc
@@ -0,0 +1,86 @@
+SoC overview
+
+	1. LS1043A
+	2. LS2080A
+
+LS1043A
+---------
+The LS1043A integrated multicore processor combines four ARM Cortex-A53
+processor cores with datapath acceleration optimized for L2/3 packet
+processing, single pass security offload and robust traffic management
+and quality of service.
+
+The LS1043A SoC includes the following function and features:
+ - Four 64-bit ARM Cortex-A53 CPUs
+ - 1 MB unified L2 Cache
+ - One 32-bit DDR3L/DDR4 SDRAM memory controllers with ECC and interleaving
+   support
+ - Data Path Acceleration Architecture (DPAA) incorporating acceleration the
+   the following functions:
+   - Packet parsing, classification, and distribution (FMan)
+   - Queue management for scheduling, packet sequencing, and congestion
+     management (QMan)
+   - Hardware buffer management for buffer allocation and de-allocation (BMan)
+   - Cryptography acceleration (SEC)
+ - Ethernet interfaces by FMan
+   - Up to 1 x XFI supporting 10G interface
+   - Up to 1 x QSGMII
+   - Up to 4 x SGMII supporting 1000Mbps
+   - Up to 2 x SGMII supporting 2500Mbps
+   - Up to 2 x RGMII supporting 1000Mbps
+ - High-speed peripheral interfaces
+   - Three PCIe 2.0 controllers, one supporting x4 operation
+   - One serial ATA (SATA 3.0) controllers
+ - Additional peripheral interfaces
+   - Three high-speed USB 3.0 controllers with integrated PHY
+   - Enhanced secure digital host controller (eSDXC/eMMC)
+   - Quad Serial Peripheral Interface (QSPI) Controller
+   - Serial peripheral interface (SPI) controller
+   - Four I2C controllers
+   - Two DUARTs
+   - Integrated flash controller supporting NAND and NOR flash
+ - QorIQ platform's trust architecture 2.1
+
+LS2080A
+--------
+The LS2080A integrated multicore processor combines eight ARM Cortex-A57
+processor cores with high-performance data path acceleration logic and network
+and peripheral bus interfaces required for networking, telecom/datacom,
+wireless infrastructure, and mil/aerospace applications.
+
+The LS2080A SoC includes the following function and features:
+
+ - Eight 64-bit ARM Cortex-A57 CPUs
+ - 1 MB platform cache with ECC
+ - Two 64-bit DDR4 SDRAM memory controllers with ECC and interleaving support
+ - One secondary 32-bit DDR4 SDRAM memory controller, intended for use by
+  the AIOP
+ - Data path acceleration architecture (DPAA2) incorporating acceleration for
+ the following functions:
+   - Packet parsing, classification, and distribution (WRIOP)
+   - Queue and Hardware buffer management for scheduling, packet sequencing, and
+     congestion management, buffer allocation and de-allocation (QBMan)
+   - Cryptography acceleration (SEC) at up to 10 Gbps
+   - RegEx pattern matching acceleration (PME) at up to 10 Gbps
+   - Decompression/compression acceleration (DCE) at up to 20 Gbps
+   - Accelerated I/O processing (AIOP) at up to 20 Gbps
+   - QDMA engine
+ - 16 SerDes lanes at up to 10.3125 GHz
+ - Ethernet interfaces
+   - Up to eight 10 Gbps Ethernet MACs
+   - Up to eight 1 / 2.5 Gbps Ethernet MACs
+ - High-speed peripheral interfaces
+   - Four PCIe 3.0 controllers, one supporting SR-IOV
+ - Additional peripheral interfaces
+   - Two serial ATA (SATA 3.0) controllers
+   - Two high-speed USB 3.0 controllers with integrated PHY
+   - Enhanced secure digital host controller (eSDXC/eMMC)
+   - Serial peripheral interface (SPI) controller
+   - Quad Serial Peripheral Interface (QSPI) Controller
+   - Four I2C controllers
+   - Two DUARTs
+   - Integrated flash controller (IFC 2.0) supporting NAND and NOR flash
+ - Support for hardware virtualization and partitioning enforcement
+ - QorIQ platform's trust architecture 3.0
+ - Service processor (SP) provides pre-boot initialization and secure-boot
+  capabilities
diff --git a/board/freescale/ls1043aqds/README b/board/freescale/ls1043aqds/README
index a6fd7a3..913537d 100644
--- a/board/freescale/ls1043aqds/README
+++ b/board/freescale/ls1043aqds/README
@@ -8,41 +8,8 @@
 
 LS1043A SoC Overview
 --------------------
-The LS1043A integrated multicore processor combines four ARM Cortex-A53
-processor cores with datapath acceleration optimized for L2/3 packet
-processing, single pass security offload and robust traffic management
-and quality of service.
-
-The LS1043A SoC includes the following function and features:
- - Four 64-bit ARM Cortex-A53 CPUs
- - 1 MB unified L2 Cache
- - One 32-bit DDR3L/DDR4 SDRAM memory controllers with ECC and interleaving
-   support
- - Data Path Acceleration Architecture (DPAA) incorporating acceleration the
-   the following functions:
-   - Packet parsing, classification, and distribution (FMan)
-   - Queue management for scheduling, packet sequencing, and congestion
-     management (QMan)
-   - Hardware buffer management for buffer allocation and de-allocation (BMan)
-   - Cryptography acceleration (SEC)
- - Ethernet interfaces by FMan
-   - Up to 1 x XFI supporting 10G interface
-   - Up to 1 x QSGMII
-   - Up to 4 x SGMII supporting 1000Mbps
-   - Up to 2 x SGMII supporting 2500Mbps
-   - Up to 2 x RGMII supporting 1000Mbps
- - High-speed peripheral interfaces
-   - Three PCIe 2.0 controllers, one supporting x4 operation
-   - One serial ATA (SATA 3.0) controllers
- - Additional peripheral interfaces
-   - Three high-speed USB 3.0 controllers with integrated PHY
-   - Enhanced secure digital host controller (eSDXC/eMMC)
-   - Quad Serial Peripheral Interface (QSPI) Controller
-   - Serial peripheral interface (SPI) controller
-   - Four I2C controllers
-   - Two DUARTs
-   - Integrated flash controller supporting NAND and NOR flash
- - QorIQ platform's trust architecture 2.1
+Please refer arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc for LS1043A
+SoC overview.
 
  LS1043AQDS board Overview
  -----------------------
diff --git a/board/freescale/ls1043ardb/README b/board/freescale/ls1043ardb/README
index 0556e73..709ddbb 100644
--- a/board/freescale/ls1043ardb/README
+++ b/board/freescale/ls1043ardb/README
@@ -8,41 +8,8 @@
 
 LS1043A SoC Overview
 --------------------
-The LS1043A integrated multicore processor combines four ARM Cortex-A53
-processor cores with datapath acceleration optimized for L2/3 packet
-processing, single pass security offload and robust traffic management
-and quality of service.
-
-The LS1043A SoC includes the following function and features:
- - Four 64-bit ARM Cortex-A53 CPUs
- - 1 MB unified L2 Cache
- - One 32-bit DDR3L/DDR4 SDRAM memory controllers with ECC and interleaving
-   support
- - Data Path Acceleration Architecture (DPAA) incorporating acceleration the
-   the following functions:
-   - Packet parsing, classification, and distribution (FMan)
-   - Queue management for scheduling, packet sequencing, and congestion
-     management (QMan)
-   - Hardware buffer management for buffer allocation and de-allocation (BMan)
-   - Cryptography acceleration (SEC)
- - Ethernet interfaces by FMan
-   - Up to 1 x XFI supporting 10G interface
-   - Up to 1 x QSGMII
-   - Up to 4 x SGMII supporting 1000Mbps
-   - Up to 2 x SGMII supporting 2500Mbps
-   - Up to 2 x RGMII supporting 1000Mbps
- - High-speed peripheral interfaces
-   - Three PCIe 2.0 controllers, one supporting x4 operation
-   - One serial ATA (SATA 3.0) controllers
- - Additional peripheral interfaces
-   - Three high-speed USB 3.0 controllers with integrated PHY
-   - Enhanced secure digital host controller (eSDXC/eMMC)
-   - Quad Serial Peripheral Interface (QSPI) Controller
-   - Serial peripheral interface (SPI) controller
-   - Four I2C controllers
-   - Two DUARTs
-   - Integrated flash controller supporting NAND and NOR flash
- - QorIQ platform's trust architecture 2.1
+Please refer arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc for LS1043A
+SoC overview.
 
  LS1043ARDB board Overview
  -----------------------
diff --git a/board/freescale/ls2080aqds/README b/board/freescale/ls2080aqds/README
index 6ddad92..5c98866 100644
--- a/board/freescale/ls2080aqds/README
+++ b/board/freescale/ls2080aqds/README
@@ -7,48 +7,9 @@
 a complete debugging environment.
 
 LS2080A SoC Overview
-------------------
-The LS2080A integrated multicore processor combines eight ARM Cortex-A57
-processor cores with high-performance data path acceleration logic and network
-and peripheral bus interfaces required for networking, telecom/datacom,
-wireless infrastructure, and mil/aerospace applications.
-
-The LS2080A SoC includes the following function and features:
-
- - Eight 64-bit ARM Cortex-A57 CPUs
- - 1 MB platform cache with ECC
- - Two 64-bit DDR4 SDRAM memory controllers with ECC and interleaving support
- - One secondary 32-bit DDR4 SDRAM memory controller, intended for use by
-  the AIOP
- - Data path acceleration architecture (DPAA2) incorporating acceleration for
- the following functions:
-   - Packet parsing, classification, and distribution (WRIOP)
-   - Queue and Hardware buffer management for scheduling, packet sequencing, and
-     congestion management, buffer allocation and de-allocation (QBMan)
-   - Cryptography acceleration (SEC) at up to 10 Gbps
-   - RegEx pattern matching acceleration (PME) at up to 10 Gbps
-   - Decompression/compression acceleration (DCE) at up to 20 Gbps
-   - Accelerated I/O processing (AIOP) at up to 20 Gbps
-   - QDMA engine
- - 16 SerDes lanes at up to 10.3125 GHz
- - Ethernet interfaces
-   - Up to eight 10 Gbps Ethernet MACs
-   - Up to eight 1 / 2.5 Gbps Ethernet MACs
- - High-speed peripheral interfaces
-   - Four PCIe 3.0 controllers, one supporting SR-IOV
- - Additional peripheral interfaces
-   - Two serial ATA (SATA 3.0) controllers
-   - Two high-speed USB 3.0 controllers with integrated PHY
-   - Enhanced secure digital host controller (eSDXC/eMMC)
-   - Serial peripheral interface (SPI) controller
-   - Quad Serial Peripheral Interface (QSPI) Controller
-   - Four I2C controllers
-   - Two DUARTs
-   - Integrated flash controller (IFC 2.0) supporting NAND and NOR flash
- - Support for hardware virtualization and partitioning enforcement
- - QorIQ platform's trust architecture 3.0
- - Service processor (SP) provides pre-boot initialization and secure-boot
-  capabilities
+--------------------
+Please refer arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc for LS2080A
+SoC overview.
 
  LS2080AQDS board Overview
  -----------------------
diff --git a/board/freescale/ls2080ardb/README b/board/freescale/ls2080ardb/README
index 6708ca9..b1613ba 100644
--- a/board/freescale/ls2080ardb/README
+++ b/board/freescale/ls2080ardb/README
@@ -5,48 +5,9 @@
 Layerscape Architecture processor.
 
 LS2080A SoC Overview
-------------------
-The LS2080A integrated multicore processor combines eight ARM Cortex-A57
-processor cores with high-performance data path acceleration logic and network
-and peripheral bus interfaces required for networking, telecom/datacom,
-wireless infrastructure, and mil/aerospace applications.
-
-The LS2080A SoC includes the following function and features:
-
- - Eight 64-bit ARM Cortex-A57 CPUs
- - 1 MB platform cache with ECC
- - Two 64-bit DDR4 SDRAM memory controllers with ECC and interleaving support
- - One secondary 32-bit DDR4 SDRAM memory controller, intended for use by
-  the AIOP
- - Data path acceleration architecture (DPAA2) incorporating acceleration for
- the following functions:
-   - Packet parsing, classification, and distribution (WRIOP)
-   - Queue and Hardware buffer management for scheduling, packet sequencing, and
-     congestion management, buffer allocation and de-allocation (QBMan)
-   - Cryptography acceleration (SEC) at up to 10 Gbps
-   - RegEx pattern matching acceleration (PME) at up to 10 Gbps
-   - Decompression/compression acceleration (DCE) at up to 20 Gbps
-   - Accelerated I/O processing (AIOP) at up to 20 Gbps
-   - QDMA engine
- - 16 SerDes lanes at up to 10.3125 GHz
- - Ethernet interfaces
-   - Up to eight 10 Gbps Ethernet MACs
-   - Up to eight 1 / 2.5 Gbps Ethernet MACs
- - High-speed peripheral interfaces
-   - Four PCIe 3.0 controllers, one supporting SR-IOV
- - Additional peripheral interfaces
-   - Two serial ATA (SATA 3.0) controllers
-   - Two high-speed USB 3.0 controllers with integrated PHY
-   - Enhanced secure digital host controller (eSDXC/eMMC)
-   - Serial peripheral interface (SPI) controller
-   - Quad Serial Peripheral Interface (QSPI) Controller
-   - Four I2C controllers
-   - Two DUARTs
-   - Integrated flash controller (IFC 2.0) supporting NAND and NOR flash
- - Support for hardware virtualization and partitioning enforcement
- - QorIQ platform's trust architecture 3.0
- - Service processor (SP) provides pre-boot initialization and secure-boot
-  capabilities
+--------------------
+Please refer arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc for LS2080A
+SoC overview.
 
  LS2080ARDB board Overview
  -----------------------