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ad9434_fmc: Fix SPI interface

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Istvan Csomortani 2014-10-07 17:51:14 +03:00
parent 66baf6ac3e
commit c1213ffe71
3 changed files with 29 additions and 27 deletions
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8
projects/ad9434_fmc/common/ad9434_bd.tcl
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@ -12,7 +12,8 @@ set adc_or_n [create_bd_port -dir I adc_or_n]
set spi_clk_i [create_bd_port -dir I spi_clk_i] set spi_clk_i [create_bd_port -dir I spi_clk_i]
set spi_clk_o [create_bd_port -dir O spi_clk_o] set spi_clk_o [create_bd_port -dir O spi_clk_o]
set spi_csn_i [create_bd_port -dir I spi_csn_i] set spi_csn_i [create_bd_port -dir I spi_csn_i]
set spi_csn_o [create_bd_port -dir O spi_csn_o] set spi_csn_adc_o [create_bd_port -dir O spi_csn_adc_o]
set spi_csn_clk_o [create_bd_port -dir O spi_csn_clk_o]
set spi_mosi_i [create_bd_port -dir I spi_mosi_i] set spi_mosi_i [create_bd_port -dir I spi_mosi_i]
set spi_mosi_o [create_bd_port -dir O spi_mosi_o] set spi_mosi_o [create_bd_port -dir O spi_mosi_o]
set spi_miso_i [create_bd_port -dir I spi_miso_i] set spi_miso_i [create_bd_port -dir I spi_miso_i]
@ -55,9 +56,10 @@ set_property -dict [list CONFIG.PCW_SPI0_SPI0_IO {EMIO}] $sys_ps7
# spi connections # spi connections
connect_bd_net -net spi_csn_i [get_bd_ports spi_csn_i] [get_bd_pins sys_ps7/SPI0_SS_I] connect_bd_net -net spi_csn_i [get_bd_ports spi_csn_i] [get_bd_pins sys_ps7/SPI0_SS_I]
connect_bd_net -net spi_csn_o [get_bd_ports spi_csn_o] [get_bd_pins sys_ps7/SPI0_SS_O] connect_bd_net -net spi_csn_adc_o [get_bd_ports spi_csn_adc_o] [get_bd_pins sys_ps7/SPI0_SS_O]
connect_bd_net -net spi_csn_clk_o [get_bd_ports spi_csn_clk_o] [get_bd_pins sys_ps7/SPI0_SS1_O]
connect_bd_net -net spi_clk_i [get_bd_ports spi_clk_i] [get_bd_pins sys_ps7/SPI0_SCLK_I] connect_bd_net -net spi_clk_i [get_bd_ports spi_clk_i] [get_bd_pins sys_ps7/SPI0_SCLK_I]
connect_bd_net -net spi_clk_o [get_bd_ports spi_clk_o] [get_bd_pins sys_ps7/SPI0_SCLK_0] connect_bd_net -net spi_clk_o [get_bd_ports spi_clk_o] [get_bd_pins sys_ps7/SPI0_SCLK_O]
connect_bd_net -net spi_mosi_i [get_bd_ports spi_mosi_i] [get_bd_pins sys_ps7/SPI0_MOSI_I] connect_bd_net -net spi_mosi_i [get_bd_ports spi_mosi_i] [get_bd_pins sys_ps7/SPI0_MOSI_I]
connect_bd_net -net spi_mosi_o [get_bd_ports spi_mosi_o] [get_bd_pins sys_ps7/SPI0_MOSI_O] connect_bd_net -net spi_mosi_o [get_bd_ports spi_mosi_o] [get_bd_pins sys_ps7/SPI0_MOSI_O]
connect_bd_net -net spi_miso_i [get_bd_ports spi_miso_i] [get_bd_pins sys_ps7/SPI0_MISO_I] connect_bd_net -net spi_miso_i [get_bd_ports spi_miso_i] [get_bd_pins sys_ps7/SPI0_MISO_I]

8
projects/ad9434_fmc/zc706/system_constr.xdc
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@ -33,10 +33,10 @@ set_property -dict {PACKAGE_PIN AC12 IOSTANDARD LVDS_25 DIFF_TERM TRUE} [get_
# spi # spi
set_property -dict {PACKAGE_PIN Y30 IOSTANDARD LVDS_25} [get_ports spi_csn_clk] ; ## G36 FMC_LPC_LA33_P set_property -dict {PACKAGE_PIN Y30 IOSTANDARD LVCMOS25} [get_ports spi_csn_clk] ; ## G36 FMC_LPC_LA33_P
set_property -dict {PACKAGE_PIN AA30 IOSTANDARD LVDS_25} [get_ports spi_csn_adc] ; ## G37 FMC_LPC_LA33_N set_property -dict {PACKAGE_PIN AA30 IOSTANDARD LVCMOS25} [get_ports spi_csn_adc] ; ## G37 FMC_LPC_LA33_N
set_property -dict {PACKAGE_PIN Y27 IOSTANDARD LVDS_25} [get_ports spi_sclk] ; ## H38 FMC_LPC_LA32_N set_property -dict {PACKAGE_PIN Y27 IOSTANDARD LVCMOS25} [get_ports spi_sclk] ; ## H38 FMC_LPC_LA32_N
set_property -dict {PACKAGE_PIN Y26 IOSTANDARD LVDS_25} [get_ports spi_dio] ; ## H37 FMC_LPC_LA32_P set_property -dict {PACKAGE_PIN Y26 IOSTANDARD LVCMOS25} [get_ports spi_dio] ; ## H37 FMC_LPC_LA32_P
# clocks # clocks

18
projects/ad9434_fmc/zc706/system_top.v
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@ -142,10 +142,12 @@ module system_top (
wire [31:0] gpio_i; wire [31:0] gpio_i;
wire [31:0] gpio_o; wire [31:0] gpio_o;
wire [31:0] gpio_t; wire [31:0] gpio_t;
wire [ 1:0] spi_csn;
wire spi_miso; wire spi_miso;
wire spi_mosi; wire spi_mosi;
wire spi_csn_adc;
wire spi_csn_clk;
// instantiations // instantiations
genvar n; genvar n;
@ -159,11 +161,8 @@ module system_top (
end end
endgenerate endgenerate
assign spi_csn_adc = spi_csn[0];
assign spi_csn_clk = spi_csn[1];
ad9434_spi i_spi ( ad9434_spi i_spi (
.spi_csn(spi_csn), .spi_csn({spi_csn_clk, spi_csn_adc}),
.spi_clk(spi_sclk), .spi_clk(spi_sclk),
.spi_mosi(spi_mosi), .spi_mosi(spi_mosi),
.spi_miso(spi_miso), .spi_miso(spi_miso),
@ -212,10 +211,11 @@ module system_top (
.spi_clk_i(1'b0), .spi_clk_i(1'b0),
.spi_clk_o(spi_sclk), .spi_clk_o(spi_sclk),
.spi_csn_i(1'b1), .spi_csn_i(1'b1),
.spi_csn_o(spi_csn), .spi_csn_adc_o(spi_csn_adc),
.spi_mosi_i(spi_miso), .spi_csn_clk_o(spi_csn_clk),
.spi_mosi_o(1'b0), .spi_mosi_i(spi_mosi),
.spi_miso_i(spi_mosi)); .spi_mosi_o(spi_mosi),
.spi_miso_i(spi_miso));
endmodule endmodule