armv8: fsl-layerscape: Add NXP LS2088A SoC support

The QorIQ LS2088A SoC is built on layerscape architecture.

It is similar to LS2080A SoC with some differences like
1)Timer controller offset is different
2)It has A72 cores
3)It supports TZASC module

Signed-off-by: Priyanka Jain <priyanka.jain@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>

2 files changed, 62 insertions, 2 deletions

diff --git a/arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc b/arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc
index f7b949a..c7496c0 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc
+++ b/arch/arm/cpu/armv8/fsl-layerscape/doc/README.soc
@@ -4,6 +4,7 @@ SoC overview
 	2. LS2080A
 	3. LS1012A
 	4. LS1046A
+	5. LS2088A
 
 LS1043A
 ---------
@@ -169,3 +170,60 @@ The LS1046A SoC includes the following function and features:
    - Two DUARTs
    - Integrated flash controller (IFC) supporting NAND and NOR flash
  - QorIQ platform's trust architecture 2.1
+
+LS2088A
+--------
+The LS2088A integrated multicore processor combines eight ARM Cortex-A72
+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 LS2088A SoC includes the following function and features:
+
+ - Eight 64-bit ARM Cortex-A72 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
+
+LS2088A SoC has 3 more similar SoC personalities
+1)LS2048A, few difference w.r.t. LS2088A:
+       a) Four 64-bit ARM v8 Cortex-A72 CPUs
+
+2)LS2084A, few difference w.r.t. LS2088A:
+       a) No AIOP
+       b) No 32-bit DDR3 SDRAM memory
+       c) 5 * 1/10G + 5 *1G WRIOP
+       d) No L2 switch
+
+3)LS2044A, few difference w.r.t. LS2084A:
+       a) Four 64-bit ARM v8 Cortex-A72 CPUs
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/soc.c b/arch/arm/cpu/armv8/fsl-layerscape/soc.c
index 5a4dd39..6c42387 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/soc.c
+++ b/arch/arm/cpu/armv8/fsl-layerscape/soc.c
@@ -31,8 +31,10 @@ bool soc_has_dp_ddr(void)
 	struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
 	u32 svr = gur_in32(&gur->svr);
 
-	/* LS2085A has DP_DDR */
-	if (SVR_SOC_VER(svr) == SVR_LS2085A)
+	/* LS2085A, LS2088A, LS2048A has DP_DDR */
+	if ((SVR_SOC_VER(svr) == SVR_LS2085A) ||
+	    (SVR_SOC_VER(svr) == SVR_LS2088A) ||
+	    (SVR_SOC_VER(svr) == SVR_LS2048A))
 		return true;
 
 	return false;