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adrv9001/zed: Connect TDD sync to PMOD JA1

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Laszlo Nagy 2020-09-24 14:21:20 +01:00 committed by Laszlo Nagy
parent a47cc59c67
commit bb44e5399f
2 changed files with 20 additions and 1 deletions
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4
projects/adrv9001/zed/system_constr.xdc
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@ -57,3 +57,7 @@ set_property -dict {PACKAGE_PIN R15 IOSTANDARD LVCMOS18} [get_ports gpio_bd[
set_property -dict {PACKAGE_PIN K15 IOSTANDARD LVCMOS18} [get_ports gpio_bd[29]] ; ## XADC-GIO2
set_property -dict {PACKAGE_PIN J15 IOSTANDARD LVCMOS18} [get_ports gpio_bd[30]] ; ## XADC-GIO3
set_property -dict {PACKAGE_PIN G17 IOSTANDARD LVCMOS18} [get_ports gpio_bd[31]] ; ## OTG-RESETN
set_property -dict {PACKAGE_PIN Y11 IOSTANDARD LVCMOS33} [get_ports tdd_sync] ; ## JA1.JA1

17
projects/adrv9001/zed/system_top.v
View File

@ -155,7 +155,9 @@ module system_top (
inout sm_fan_tach,
input vadj_err,
output platform_status
output platform_status,
inout tdd_sync
);
// internal registers
@ -182,6 +184,9 @@ module system_top (
wire rx2_enable_s;
wire tx1_enable_s;
wire tx2_enable_s;
wire tdd_sync_loc;
wire tdd_sync_i;
wire tdd_sync_cntr;
// instantiations
@ -229,6 +234,13 @@ module system_top (
assign gpio_i[55] = vadj_err;
assign gpio_i[63:56] = gpio_o[63:56];
assign tdd_sync_loc = gpio_o[56];
// tdd_sync_loc - local sync signal from a GPIO or other source
// tdd_sync - external sync
assign tdd_sync_i = tdd_sync_cntr ? tdd_sync_loc : tdd_sync;
assign tdd_sync = tdd_sync_cntr ? tdd_sync_loc : 1'bz;
ad_iobuf #(.DATA_WIDTH(2)) i_iobuf_iic_scl (
.dio_t ({iic_mux_scl_t_s,iic_mux_scl_t_s}),
.dio_i (iic_mux_scl_o_s),
@ -342,6 +354,9 @@ module system_top (
.gpio_tx1_enable_in (gpio_tx1_enable_in),
.gpio_tx2_enable_in (gpio_tx2_enable_in),
.tdd_sync (tdd_sync_i),
.tdd_sync_cntr (tdd_sync_cntr),
.spi0_clk_i (1'b0),
.spi0_clk_o (spi_clk_s),
.spi0_csn_0_o (spi_en_s),