From fec4137046df999d7b00aa0dc950ce639a4b9f5a Mon Sep 17 00:00:00 2001
From: Iacob_Liviu <liviu.iacob@analog.com>
Date: Mon, 30 Aug 2021 16:14:12 +0300
Subject: [PATCH] ad400xx_fmc: Parametrize board select, sampling rate and adc
 resolution

fix comments
---
 projects/ad40xx_fmc/common/ad40xx_bd.tcl   | 8 ++++----
 projects/ad40xx_fmc/zed/system_bd.tcl      | 9 ++++++---
 projects/ad40xx_fmc/zed/system_project.tcl | 6 +++---
 3 files changed, 13 insertions(+), 10 deletions(-)

diff --git a/projects/ad40xx_fmc/common/ad40xx_bd.tcl b/projects/ad40xx_fmc/common/ad40xx_bd.tcl
index d90913786..51d339e0f 100644
--- a/projects/ad40xx_fmc/common/ad40xx_bd.tcl
+++ b/projects/ad40xx_fmc/common/ad40xx_bd.tcl
@@ -19,10 +19,10 @@ current_bd_instance /spi_ad40xx
   create_bd_intf_pin -mode Master -vlnv analog.com:interface:spi_master_rtl:1.0 m_spi
   create_bd_intf_pin -mode Master -vlnv xilinx.com:interface:axis_rtl:1.0 M_AXIS_SAMPLE
 
-  if {$adc_resolution <= 32} {
-    set data_width 32
+  if {$ADC_RESOLUTION <= 16} {
+    set data_width 16
   } else {
-    set data_width 64
+    set data_width 32
   };
 
   ad_ip_instance spi_engine_execution execution
@@ -48,7 +48,7 @@ current_bd_instance /spi_ad40xx
 
   ## to setup the sample rate of the system change the PULSE_PERIOD value
   ## the acutal sample rate will be PULSE_PERIOD * (1/sys_cpu_clk)
-  set sampling_cycle [expr int(ceil(double($spi_clk_ref_frequency * 1000000) / $adc_sampling_rate))]
+  set sampling_cycle [expr int(ceil(double($spi_clk_ref_frequency * 1000000) / $ADC_SAMPLING_RATE))]
   ad_ip_parameter trigger_gen CONFIG.PULSE_PERIOD $sampling_cycle
   ad_ip_parameter trigger_gen CONFIG.PULSE_WIDTH 1
 
diff --git a/projects/ad40xx_fmc/zed/system_bd.tcl b/projects/ad40xx_fmc/zed/system_bd.tcl
index ab5f1f661..e6e952ee6 100644
--- a/projects/ad40xx_fmc/zed/system_bd.tcl
+++ b/projects/ad40xx_fmc/zed/system_bd.tcl
@@ -6,13 +6,14 @@ source $ad_hdl_dir/projects/scripts/adi_pd.tcl
 set spi_clk_ref_frequency 166
 
 # specify ADC resolution -- supported resolutions 16/18/20 bits
-set adc_resolution 20
+set ADC_RESOLUTION [get_env_param ADC_RESOLUTION 20]
 
 # specify ADC sampling rate in samples/seconds
 
 # NOTE: This rate can be set just in turbo mode -- if turbo mode is not used
 # the max rate should be 1.6 MSPS
-set adc_sampling_rate 1800000
+# supported sampling rates: 2/1.8/1/0.5 MSPS depending on the board
+set ADC_SAMPLING_RATE [get_env_param ADC_SAMPLING_RATE 1800000]
 
 source ../common/ad40xx_bd.tcl
 
@@ -21,5 +22,7 @@ ad_ip_parameter axi_sysid_0 CONFIG.ROM_ADDR_BITS 9
 ad_ip_parameter rom_sys_0 CONFIG.PATH_TO_FILE "[pwd]/mem_init_sys.txt"
 ad_ip_parameter rom_sys_0 CONFIG.ROM_ADDR_BITS 9
 
-sysid_gen_sys_init_file
+set AD40XX_ADAQ400X_N [get_env_param AD40XX_ADAQ400X_N 1]
+set sys_cstring "ad40xx: $AD40XX_ADAQ400X_N - adc_sampling_rate: $ADC_SAMPLING_RATE - adc_resolution: $ADC_RESOLUTION"
+sysid_gen_sys_init_file $sys_cstring
 
diff --git a/projects/ad40xx_fmc/zed/system_project.tcl b/projects/ad40xx_fmc/zed/system_project.tcl
index 9705e3432..2a0335599 100644
--- a/projects/ad40xx_fmc/zed/system_project.tcl
+++ b/projects/ad40xx_fmc/zed/system_project.tcl
@@ -19,17 +19,17 @@ source $ad_hdl_dir/projects/scripts/adi_board.tcl
 ##    1 - EVAL-AD40XX-FMCZ
 ##    0 - EVAL-ADAQ400x
 ##
-set ad40xx_adaq400x_n 1
+set AD40XX_ADAQ400X_N [get_env_param AD40XX_ADAQ400X_N 1]
 
 adi_project ad40xx_fmc_zed
 
-if {$ad40xx_adaq400x_n == 1} {
+if {$AD40XX_ADAQ400X_N == 1} {
   adi_project_files ad40xx_fmc_zed [list \
       "$ad_hdl_dir/library/common/ad_iobuf.v" \
       "system_top_ad40xx.v" \
       "system_constr_ad40xx.xdc" \
       "$ad_hdl_dir/projects/common/zed/zed_system_constr.xdc"]
-} elseif {$ad40xx_adaq400x_n == 0} {
+} elseif {$AD40XX_ADAQ400X_N == 0} {
   adi_project_files ad40xx_fmc_zed [list \
       "$ad_hdl_dir/library/common/ad_iobuf.v" \
       "system_top_adaq400x.v" \