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VCU108 now boot linux at 50MHz!

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This commit is contained in:
Rose Thompson 2024-08-23 17:18:47 -07:00
parent 14083bc642
commit ee1e09a6a2
4 changed files with 53 additions and 25 deletions
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8
fpga/constraints/constraints-vcu108.xdc
View File

@ -11,8 +11,8 @@ create_generated_clock -name SPISDCClock -source [get_pins ddr4/addn_ui_clkout1]
set_property PACKAGE_PIN E34 [get_ports {GPI[0]}]
set_property PACKAGE_PIN M22 [get_ports {GPI[1]}]
set_property PACKAGE_PIN AW27 [get_ports {GPI[2]}]
set_property PACKAGE_PIN A10 [get_ports {GPI[3]}]
set_property IOSTANDARD LVCMOS12 [get_ports {GPI[3]}]
#set_property PACKAGE_PIN A10 [get_ports {GPI[3]}]
#set_property IOSTANDARD LVCMOS12 [get_ports {GPI[3]}]
set_property IOSTANDARD LVCMOS12 [get_ports {GPI[2]}]
set_property IOSTANDARD LVCMOS12 [get_ports {GPI[1]}]
set_property IOSTANDARD LVCMOS12 [get_ports {GPI[0]}]
@ -59,7 +59,7 @@ set_input_delay -clock [get_clocks mmcm_clkout1] -min -add_delay 0.000 [get_port
set_input_delay -clock [get_clocks mmcm_clkout1] -max -add_delay 0.000 [get_ports reset]
set_max_delay -from [get_ports reset] 15.000
set_false_path -from [get_ports reset]
set_property PACKAGE_PIN E34 [get_ports {reset}]
set_property PACKAGE_PIN A10 [get_ports {reset}]
set_property IOSTANDARD LVCMOS12 [get_ports {reset}]
@ -104,7 +104,7 @@ set_property PACKAGE_PIN AW12 [get_ports SDCCD]
set_property IOSTANDARD LVCMOS18 [get_ports SDCCD]
set_property PULLTYPE PULLUP [get_ports SDCCD]
set_property PACKAGE_PIN BC16 [get_ports SDCWP]
set_property IOSTANDARD LVCMO18 [get_ports SDCWP]
set_property IOSTANDARD LVCMOS18 [get_ports SDCWP]
set_property PULLTYPE PULLUP [get_ports SDCWP]
#set_input_delay -clock [get_clocks CLKDiv64_Gen] -min -add_delay 2.500 [get_ports {SDCDat[*]}]

4
fpga/src/fpgaTop.sv
View File

@ -34,7 +34,7 @@ module fpgaTop
input reset,
input south_rst,
input [3:0] GPI,
input [2:0] GPI,
output [4:0] GPO,
input UARTSin,
@ -183,7 +183,7 @@ module fpgaTop
logic CLK208;
assign GPIOIN = {25'b0, SDCCD, SDCWP, 1'b0, GPI};
assign GPIOIN = {25'b0, SDCCD, SDCWP, 2'b0, GPI};
assign GPO = GPIOOUT[4:0];
assign ahblite_resetn = peripheral_aresetn;
assign cpu_reset = bus_struct_reset;

8
linux/devicetree/wally-artya7.dts
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@ -21,8 +21,8 @@
cpus {
#address-cells = <0x01>;
#size-cells = <0x00>;
clock-frequency = <0x1312D00>;
timebase-frequency = <0x1312D00>;
clock-frequency = <0x17D7840>;
timebase-frequency = <0x17D7840>;
cpu@0 {
phandle = <0x01>;
@ -54,7 +54,7 @@
refclk: refclk {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <0x1312D00>;
clock-frequency = <0x17D7840>;
clock-output-names = "xtal";
};
@ -73,7 +73,7 @@
uart@10000000 {
interrupts = <0x0a>;
interrupt-parent = <0x03>;
clock-frequency = <0x1312D00>;
clock-frequency = <0x17D7840>;
reg = <0x00 0x10000000 0x00 0x100>;
compatible = "ns16550a";
};

58
linux/devicetree/wally-vcu108.dts
View File

@ -9,7 +9,7 @@
chosen {
linux,initrd-end = <0x85c43a00>;
linux,initrd-start = <0x84200000>;
bootargs = "console=ttyS0,115200 root=/dev/vda ro";
bootargs = "root=/dev/vda ro console=ttyS0,115200 loglevel=7";
stdout-path = "/soc/uart@10000000";
};
@ -21,8 +21,8 @@
cpus {
#address-cells = <0x01>;
#size-cells = <0x00>;
clock-frequency = <0x14FB180>;
timebase-frequency = <0x14FB180>;
clock-frequency = <0x2FAF080>;
timebase-frequency = <0x2FAF080>;
cpu@0 {
phandle = <0x01>;
@ -31,6 +31,9 @@
status = "okay";
compatible = "riscv";
riscv,isa = "rv64imafdcsu";
riscv,isa-base = "rv64i";
riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "sstc", "svinval", "svnapot", "svpbmt", "zba", "zbb", "zbc", "zbs", "zicbom", "zicbop", "zicbopz", "zicntr", "zicsr", "zifencei", "zihpm";
riscv,cbom-block-size = <64>;
mmu-type = "riscv,sv48";
interrupt-controller {
@ -48,10 +51,29 @@
compatible = "simple-bus";
ranges;
refclk: refclk {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <0x2FAF080>;
clock-output-names = "xtal";
};
gpio0: gpio@10060000 {
compatible = "sifive,gpio0";
interrupt-parent = <0x03>;
interrupts = <3>;
reg = <0x00 0x10060000 0x00 0x1000>;
reg-names = "control";
gpio-controller;
#gpio-cells = <2>;
interrupt-controller;
#interrupt-cells = <2>;
};
uart@10000000 {
interrupts = <0x0a>;
interrupt-parent = <0x03>;
clock-frequency = <0x14FB180>;
clock-frequency = <0x2FAF080>;
reg = <0x00 0x10000000 0x00 0x100>;
compatible = "ns16550a";
};
@ -67,18 +89,24 @@
#address-cells = <0x00>;
};
mmc@13000 {
interrupts = <0x14>;
compatible = "riscv,axi-sd-card-1.0";
reg = <0x00 0x13000 0x00 0x7F>;
fifo-depth = <256>;
bus-width = <4>;
spi@13000 {
compatible = "sifive,spi0";
interrupt-parent = <0x03>;
clock = <0x14FB180>;
max-frequency = <0xA7D8C0>;
cap-sd-highspeed;
cap-mmc-highspeed;
no-sdio;
interrupts = <0x14>;
reg = <0x0 0x13000 0x0 0x1000>;
reg-names = "control";
clocks = <&refclk>;
#address-cells = <1>;
#size-cells = <0>;
mmc@0 {
compatible = "mmc-spi-slot";
reg = <0>;
spi-max-frequency = <5000000>;
voltage-ranges = <3300 3300>;
disable-wp;
// gpios = <&gpio0 6 1>;
};
};
clint@2000000 {