ad7616: Add build parameter to select the number of SDI lines.

docs/projects/ad7616_sdz/index.rst

@@ -103,6 +103,9 @@ In case of the **SERIAL** interface:
    - SL5 - unmounted - Parallel interface
    - SL5 - mounted - Serial interface
 
+The NUM_OF_SDI configuration parameter defines the number of SDI lines used:
+**{1, 2}**. By default is set to 2.
+
 Jumper setup
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 

projects/ad7616_sdz/common/ad7616_bd.tcl

@@ -1,13 +1,16 @@
 ###############################################################################
-## Copyright (C) 2019-2024 Analog Devices, Inc. All rights reserved.
+## Copyright (C) 2019-2025 Analog Devices, Inc. All rights reserved.
 ### SPDX short identifier: ADIBSD
 ###############################################################################
 ##--------------------------------------------------------------
 
 # system level parameter
 
 set INTF $ad_project_params(INTF)
+set NUM_OF_SDI $ad_project_params(NUM_OF_SDI)
+
 puts "build parameters: INTF: $INTF"
+puts "build parameters: NUM_OF_SDI: $NUM_OF_SDI"
 
 # control lines
 
@@ -51,13 +54,13 @@ if {$INTF == 1} {
   set data_width    16
   set async_spi_clk 1
   set num_cs        1
-  set num_sdi       2
+  set num_sdi       $NUM_OF_SDI
   set sdi_delay     1
   set hier_spi_engine spi_ad7616
 
   spi_engine_create $hier_spi_engine $data_width $async_spi_clk $num_cs $num_sdi $sdi_delay
 
-  ad_ip_parameter axi_ad7616_dma CONFIG.DMA_DATA_WIDTH_SRC 32
+  ad_ip_parameter axi_ad7616_dma CONFIG.DMA_DATA_WIDTH_SRC [expr $data_width * $num_sdi]
   ad_ip_parameter axi_ad7616_dma CONFIG.DMA_TYPE_SRC 1
   ad_ip_parameter axi_ad7616_dma CONFIG.SYNC_TRANSFER_START 0
   ad_ip_parameter axi_ad7616_dma CONFIG.AXI_SLICE_SRC 0

projects/ad7616_sdz/zed/Makefile

@@ -1,12 +1,13 @@
 ####################################################################################
-## Copyright (c) 2018 - 2024 Analog Devices, Inc.
+## Copyright (c) 2018 - 2025 Analog Devices, Inc.
 ### SPDX short identifier: BSD-1-Clause
 ## Auto-generated, do not modify!
 ####################################################################################
 
 PROJECT_NAME := ad7616_sdz_zed
 
-M_DEPS += serial_if_constr.xdc
+M_DEPS += serial_if_constr_spi_1.xdc
+M_DEPS += serial_if_constr_spi_2.xdc
 M_DEPS += parallel_if_constr.xdc
 M_DEPS += ../common/ad7616_bd.tcl
 M_DEPS += ../../scripts/adi_pd.tcl

projects/ad7616_sdz/zed/README.md

@@ -1,4 +1,4 @@
-# Ed7616-SDZ/Zed HDL Project
+# AD7616-SDZ/Zed HDL Project
 
 ## Building the project
 
@@ -15,6 +15,10 @@ The overwritable parameter from the environment:
   - 0 - Parallel interface
   - 1 - Serial interface
 
+- NUM_OF_SDI - specifies the number of SDI lines used when serial interface is set
+  - 1 - One SDI line
+  - 2 - Two SDI lines
+
 Depending on the required interface mode, some hardware modifications need to be done.
   - SL5 - unmounted - Parallel interface
   - SL5 - mounted - Serial interface
@@ -33,7 +37,8 @@ make INTF=0
 #### Serial interface
 
 ```
-make INTF=1
+make INTF=1 NUM_OF_SDI=1
+make INTF=1 NUM_OF_SDI=2
 ```
 
 Corresponding No-OS project for both configurations: [ad7616-sdz](https://github.com/analogdevicesinc/no-OS/tree/main/projects/ad7616-sdz)

projects/ad7616_sdz/zed/serial_if_constr_spi_1.xdc

@@ -0,0 +1,31 @@
+###############################################################################
+## Copyright (C) 2016-2025 Analog Devices, Inc. All rights reserved.
+### SPDX short identifier: ADIBSD
+###############################################################################
+
+# ad7616
+
+# data interface
+
+set_property -dict {PACKAGE_PIN P22 IOSTANDARD LVCMOS25} [get_ports ad7616_spi_sclk];   ## FMC_LPC_LA03_N
+set_property -dict {PACKAGE_PIN L21 IOSTANDARD LVCMOS25} [get_ports ad7616_spi_sdo];    ## FMC_LPC_LA06_P
+set_property -dict {PACKAGE_PIN M19 IOSTANDARD LVCMOS25} [get_ports ad7616_spi_sdi[0]]; ## FMC_LPC_LA00_CC_P
+set_property -dict {PACKAGE_PIN M22 IOSTANDARD LVCMOS25} [get_ports ad7616_spi_cs];     ## FMC_LPC_LA04_N
+
+# control lines
+
+set_property -dict {PACKAGE_PIN A18 IOSTANDARD LVCMOS25} [get_ports adc_cnvst];         ## FMC_LPC_LA24_P
+set_property -dict {PACKAGE_PIN E20 IOSTANDARD LVCMOS25} [get_ports adc_chsel[0]];      ## FMC_LPC_LA21_N
+set_property -dict {PACKAGE_PIN E18 IOSTANDARD LVCMOS25} [get_ports adc_chsel[1]];      ## FMC_LPC_LA26_N
+set_property -dict {PACKAGE_PIN D22 IOSTANDARD LVCMOS25} [get_ports adc_chsel[2]];      ## FMC_LPC_LA25_P
+set_property -dict {PACKAGE_PIN E19 IOSTANDARD LVCMOS25} [get_ports adc_hw_rngsel[0]];  ## FMC_LPC_LA21_P
+set_property -dict {PACKAGE_PIN F18 IOSTANDARD LVCMOS25} [get_ports adc_hw_rngsel[1]];  ## FMC_LPC_LA26_P
+set_property -dict {PACKAGE_PIN T19 IOSTANDARD LVCMOS25} [get_ports adc_busy];          ## FMC_LPC_LA10_N
+set_property -dict {PACKAGE_PIN E21 IOSTANDARD LVCMOS25} [get_ports adc_seq_en];        ## FMC_LPC_LA27_P
+set_property -dict {PACKAGE_PIN F19 IOSTANDARD LVCMOS25} [get_ports adc_reset_n];       ## FMC_LPC_LA22_N
+
+set_property -dict {PACKAGE_PIN L19 IOSTANDARD LVCMOS25} [get_ports adc_os[0]];         ## FMC_LPC_CLK0_M2C_N
+set_property -dict {PACKAGE_PIN L18 IOSTANDARD LVCMOS25} [get_ports adc_os[1]];         ## FMC_LPC_CLK0_M2C_P
+set_property -dict {PACKAGE_PIN N19 IOSTANDARD LVCMOS25} [get_ports adc_os[2]];         ## FMC_LPC_LA01_CC_P
+set_property -dict {PACKAGE_PIN R21 IOSTANDARD LVCMOS25} [get_ports adc_burst];         ## FMC_LPC_LA09_N
+set_property -dict {PACKAGE_PIN P18 IOSTANDARD LVCMOS25} [get_ports adc_crcen];         ## FMC_LPC_LA02_N

projects/ad7616_sdz/zed/serial_if_constr_spi_2.xdc

@@ -0,0 +1,32 @@
+###############################################################################
+## Copyright (C) 2016-2025 Analog Devices, Inc. All rights reserved.
+### SPDX short identifier: ADIBSD
+###############################################################################
+
+# ad7616
+
+# data interface
+
+set_property -dict {PACKAGE_PIN P22 IOSTANDARD LVCMOS25} [get_ports ad7616_spi_sclk];   ## FMC_LPC_LA03_N
+set_property -dict {PACKAGE_PIN L21 IOSTANDARD LVCMOS25} [get_ports ad7616_spi_sdo];    ## FMC_LPC_LA06_P
+set_property -dict {PACKAGE_PIN M19 IOSTANDARD LVCMOS25} [get_ports ad7616_spi_sdi[0]]; ## FMC_LPC_LA00_CC_P
+set_property -dict {PACKAGE_PIN N20 IOSTANDARD LVCMOS25} [get_ports ad7616_spi_sdi[1]]; ## FMC_LPC_LA01_CC_N
+set_property -dict {PACKAGE_PIN M22 IOSTANDARD LVCMOS25} [get_ports ad7616_spi_cs];     ## FMC_LPC_LA04_N
+
+# control lines
+
+set_property -dict {PACKAGE_PIN A18 IOSTANDARD LVCMOS25} [get_ports adc_cnvst];         ## FMC_LPC_LA24_P
+set_property -dict {PACKAGE_PIN E20 IOSTANDARD LVCMOS25} [get_ports adc_chsel[0]];      ## FMC_LPC_LA21_N
+set_property -dict {PACKAGE_PIN E18 IOSTANDARD LVCMOS25} [get_ports adc_chsel[1]];      ## FMC_LPC_LA26_N
+set_property -dict {PACKAGE_PIN D22 IOSTANDARD LVCMOS25} [get_ports adc_chsel[2]];      ## FMC_LPC_LA25_P
+set_property -dict {PACKAGE_PIN E19 IOSTANDARD LVCMOS25} [get_ports adc_hw_rngsel[0]];  ## FMC_LPC_LA21_P
+set_property -dict {PACKAGE_PIN F18 IOSTANDARD LVCMOS25} [get_ports adc_hw_rngsel[1]];  ## FMC_LPC_LA26_P
+set_property -dict {PACKAGE_PIN T19 IOSTANDARD LVCMOS25} [get_ports adc_busy];          ## FMC_LPC_LA10_N
+set_property -dict {PACKAGE_PIN E21 IOSTANDARD LVCMOS25} [get_ports adc_seq_en];        ## FMC_LPC_LA27_P
+set_property -dict {PACKAGE_PIN F19 IOSTANDARD LVCMOS25} [get_ports adc_reset_n];       ## FMC_LPC_LA22_N
+
+set_property -dict {PACKAGE_PIN L19 IOSTANDARD LVCMOS25} [get_ports adc_os[0]];         ## FMC_LPC_CLK0_M2C_N
+set_property -dict {PACKAGE_PIN L18 IOSTANDARD LVCMOS25} [get_ports adc_os[1]];         ## FMC_LPC_CLK0_M2C_P
+set_property -dict {PACKAGE_PIN N19 IOSTANDARD LVCMOS25} [get_ports adc_os[2]];         ## FMC_LPC_LA01_CC_P
+set_property -dict {PACKAGE_PIN R21 IOSTANDARD LVCMOS25} [get_ports adc_burst];         ## FMC_LPC_LA09_N
+set_property -dict {PACKAGE_PIN P18 IOSTANDARD LVCMOS25} [get_ports adc_crcen];         ## FMC_LPC_LA02_N

projects/ad7616_sdz/zed/system_bd.tcl

@@ -1,5 +1,5 @@
 ###############################################################################
-## Copyright (C) 2019-2024 Analog Devices, Inc. All rights reserved.
+## Copyright (C) 2019-2025 Analog Devices, Inc. All rights reserved.
 ### SPDX short identifier: ADIBSD
 ###############################################################################
 
@@ -19,6 +19,7 @@ ad_ip_parameter axi_sysid_0 CONFIG.ROM_ADDR_BITS 9
 ad_ip_parameter rom_sys_0 CONFIG.PATH_TO_FILE "$mem_init_sys_file_path/mem_init_sys.txt"
 ad_ip_parameter rom_sys_0 CONFIG.ROM_ADDR_BITS 9
 
-set sys_cstring "INTF=$ad_project_params(INTF)"
+set sys_cstring "INTF=$ad_project_params(INTF)\
+NUM_OF_SDI=$ad_project_params(NUM_OF_SDI)"
 
 sysid_gen_sys_init_file $sys_cstring

projects/ad7616_sdz/zed/system_project.tcl

@@ -1,5 +1,5 @@
 ###############################################################################
-## Copyright (C) 2019-2024 Analog Devices, Inc. All rights reserved.
+## Copyright (C) 2019-2025 Analog Devices, Inc. All rights reserved.
 ### SPDX short identifier: ADIBSD
 ###############################################################################
 
@@ -18,11 +18,12 @@ source $ad_hdl_dir/projects/scripts/adi_board.tcl
 #    e.g.
 #      make INTF=0
 #
-#    INTF  - Defines the interface type (serial OR parallel)
-#          - Default value is 0
-#
-# LEGEND: Serial    - 1
-#         Parallel  - 0
+# INTF  - Defines the interface type (serial OR parallel)
+#       - Default value is 0
+#  - Options: Serial    - 1
+#             Parallel  - 0
+# NUM_OF_SDI - Number of SDI lines used
+#  - Options: 1, 2
 #
 # NOTE : This switch is a 'hardware' switch. Please rebuild the design if the
 # variable has been changed.
@@ -32,9 +33,11 @@ source $ad_hdl_dir/projects/scripts/adi_board.tcl
 ##--------------------------------------------------------------
 
 set INTF [get_env_param INTF 0]
+set NUM_OF_SDI [get_env_param NUM_OF_SDI 2]
 
 adi_project ad7616_sdz_zed 0 [list \
    INTF $INTF \
+   NUM_OF_SDI $NUM_OF_SDI \
 ]
 
 adi_project_files ad7616_sdz_zed [list \
@@ -43,10 +46,18 @@ adi_project_files ad7616_sdz_zed [list \
 
 switch $INTF {
   1 {
-    adi_project_files ad7616_sdz_zed [list \
-      "system_top_si.v" \
-      "serial_if_constr.xdc"
-    ]
+    switch $NUM_OF_SDI {
+      1 {
+        adi_project_files ad7616_sdz_zed [list \
+        "system_top_si.v" \
+        "serial_if_constr_spi_1.xdc"]
+      }
+      2 {
+        adi_project_files ad7616_sdz_zed [list \
+        "system_top_si.v" \
+        "serial_if_constr_spi_2.xdc"]
+      }
+    }
   }
   0 {
     adi_project_files ad7616_sdz_zed [list \