From: Matt Johnston Date: Thu, 18 Aug 2022 06:53:32 +0000 (+0800) Subject: arty: Add other RGB LEDs, attach to gpio 0-8 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=9d53882c486537c7e53a4bf34b2da03e15e5428e;p=microwatt.git arty: Add other RGB LEDs, attach to gpio 0-8 Signed-off-by: Matt Johnston --- diff --git a/fpga/arty_a7.xdc b/fpga/arty_a7.xdc index 5211d59..2a01161 100644 --- a/fpga/arty_a7.xdc +++ b/fpga/arty_a7.xdc @@ -13,18 +13,18 @@ set_property -dict { PACKAGE_PIN A9 IOSTANDARD LVCMOS33 } [get_ports { uart_mai # RGB LEDs ################################################################################ -set_property -dict { PACKAGE_PIN E1 IOSTANDARD LVCMOS33 } [get_ports { led0_b }]; -set_property -dict { PACKAGE_PIN F6 IOSTANDARD LVCMOS33 } [get_ports { led0_g }]; -set_property -dict { PACKAGE_PIN G6 IOSTANDARD LVCMOS33 } [get_ports { led0_r }]; -#set_property -dict { PACKAGE_PIN G4 IOSTANDARD LVCMOS33 } [get_ports { led1_b }]; -#set_property -dict { PACKAGE_PIN J4 IOSTANDARD LVCMOS33 } [get_ports { led1_g }]; -#set_property -dict { PACKAGE_PIN G3 IOSTANDARD LVCMOS33 } [get_ports { led1_r }]; -#set_property -dict { PACKAGE_PIN H4 IOSTANDARD LVCMOS33 } [get_ports { led2_b }]; -#set_property -dict { PACKAGE_PIN J2 IOSTANDARD LVCMOS33 } [get_ports { led2_g }]; -#set_property -dict { PACKAGE_PIN J3 IOSTANDARD LVCMOS33 } [get_ports { led2_r }]; -#set_property -dict { PACKAGE_PIN K2 IOSTANDARD LVCMOS33 } [get_ports { led3_b }]; -#set_property -dict { PACKAGE_PIN H6 IOSTANDARD LVCMOS33 } [get_ports { led3_g }]; -#set_property -dict { PACKAGE_PIN K1 IOSTANDARD LVCMOS33 } [get_ports { led3_r }]; +set_property -dict { PACKAGE_PIN E1 IOSTANDARD LVCMOS33 } [get_ports { led_b[0] }]; +set_property -dict { PACKAGE_PIN F6 IOSTANDARD LVCMOS33 } [get_ports { led_g[0] }]; +set_property -dict { PACKAGE_PIN G6 IOSTANDARD LVCMOS33 } [get_ports { led_r[0] }]; +set_property -dict { PACKAGE_PIN G4 IOSTANDARD LVCMOS33 } [get_ports { led_b[1] }]; +set_property -dict { PACKAGE_PIN J4 IOSTANDARD LVCMOS33 } [get_ports { led_g[1] }]; +set_property -dict { PACKAGE_PIN G3 IOSTANDARD LVCMOS33 } [get_ports { led_r[1] }]; +set_property -dict { PACKAGE_PIN H4 IOSTANDARD LVCMOS33 } [get_ports { led_b[2] }]; +set_property -dict { PACKAGE_PIN J2 IOSTANDARD LVCMOS33 } [get_ports { led_g[2] }]; +set_property -dict { PACKAGE_PIN J3 IOSTANDARD LVCMOS33 } [get_ports { led_r[2] }]; +set_property -dict { PACKAGE_PIN K2 IOSTANDARD LVCMOS33 } [get_ports { led_b[3] }]; +set_property -dict { PACKAGE_PIN H6 IOSTANDARD LVCMOS33 } [get_ports { led_g[3] }]; +set_property -dict { PACKAGE_PIN K1 IOSTANDARD LVCMOS33 } [get_ports { led_r[3] }]; ################################################################################ # Normal LEDs diff --git a/fpga/top-arty.vhdl b/fpga/top-arty.vhdl index ecdd5d4..349cda3 100644 --- a/fpga/top-arty.vhdl +++ b/fpga/top-arty.vhdl @@ -40,9 +40,9 @@ entity toplevel is uart_main_rx : in std_ulogic; -- LEDs - led0_b : out std_ulogic; - led0_g : out std_ulogic; - led0_r : out std_ulogic; + led_b : out std_ulogic_vector(3 downto 0); + led_g : out std_ulogic_vector(3 downto 0); + led_r : out std_ulogic_vector(3 downto 0); led4 : out std_ulogic; led5 : out std_ulogic; led6 : out std_ulogic; @@ -143,9 +143,9 @@ architecture behaviour of toplevel is signal core_alt_reset : std_ulogic; -- Status LED - signal led0_b_pwm : std_ulogic; - signal led0_r_pwm : std_ulogic; - signal led0_g_pwm : std_ulogic; + signal led_b_pwm : std_ulogic_vector(3 downto 0); + signal led_r_pwm : std_ulogic_vector(3 downto 0); + signal led_g_pwm : std_ulogic_vector(3 downto 0); -- Dumb PWM for the LEDs, those RGB LEDs are too bright otherwise signal pwm_counter : std_ulogic_vector(8 downto 0); @@ -330,9 +330,9 @@ begin pll_locked_out => system_clk_locked ); - led0_b_pwm <= '1'; - led0_r_pwm <= '1'; - led0_g_pwm <= '0'; + led_b_pwm <= "1111"; + led_r_pwm <= "1111"; + led_g_pwm <= "0000"; core_alt_reset <= '0'; -- Vivado barfs on those differential signals if left @@ -432,9 +432,9 @@ begin ddram_reset_n => ddram_reset_n ); - led0_b_pwm <= not dram_init_done; - led0_r_pwm <= dram_init_error; - led0_g_pwm <= dram_init_done and not dram_init_error; + led_b_pwm(0) <= not dram_init_done; + led_r_pwm(0) <= dram_init_error; + led_g_pwm(0) <= dram_init_done and not dram_init_error; end generate; @@ -683,13 +683,13 @@ begin if rising_edge(system_clk) then pwm_counter <= std_ulogic_vector(signed(pwm_counter) + 1); if pwm_counter(8 downto 4) = "00000" then - led0_b <= led0_b_pwm; - led0_r <= led0_r_pwm; - led0_g <= led0_g_pwm; + led_b <= led_b_pwm; + led_r <= led_r_pwm; + led_g <= led_g_pwm; else - led0_b <= '0'; - led0_r <= '0'; - led0_g <= '0'; + led_b <= "0000"; + led_r <= "0000"; + led_g <= "0000"; end if; end if; end process; @@ -732,15 +732,27 @@ begin gpio_in(30) <= shield_io(43); gpio_in(31) <= shield_io(44); - shield_io(0) <= gpio_out(0) when gpio_dir(0) = '1' else 'Z'; - shield_io(1) <= gpio_out(1) when gpio_dir(1) = '1' else 'Z'; - shield_io(2) <= gpio_out(2) when gpio_dir(2) = '1' else 'Z'; - shield_io(3) <= gpio_out(3) when gpio_dir(3) = '1' else 'Z'; - shield_io(4) <= gpio_out(4) when gpio_dir(4) = '1' else 'Z'; - shield_io(5) <= gpio_out(5) when gpio_dir(5) = '1' else 'Z'; - shield_io(6) <= gpio_out(6) when gpio_dir(6) = '1' else 'Z'; - shield_io(7) <= gpio_out(7) when gpio_dir(7) = '1' else 'Z'; - shield_io(8) <= gpio_out(8) when gpio_dir(8) = '1' else 'Z'; + led_b_pwm(1) <= gpio_out(0) when gpio_dir(0) = '1' else 'Z'; + led_g_pwm(1) <= gpio_out(1) when gpio_dir(1) = '1' else 'Z'; + led_r_pwm(1) <= gpio_out(2) when gpio_dir(2) = '1' else 'Z'; + + led_b_pwm(2) <= gpio_out(3) when gpio_dir(3) = '1' else 'Z'; + led_g_pwm(2) <= gpio_out(4) when gpio_dir(4) = '1' else 'Z'; + led_r_pwm(2) <= gpio_out(5) when gpio_dir(5) = '1' else 'Z'; + + led_b_pwm(3) <= gpio_out(6) when gpio_dir(6) = '1' else 'Z'; + led_g_pwm(3) <= gpio_out(7) when gpio_dir(7) = '1' else 'Z'; + led_r_pwm(3) <= gpio_out(8) when gpio_dir(8) = '1' else 'Z'; + + --shield_io(0) <= gpio_out(0) when gpio_dir(0) = '1' else 'Z'; + --shield_io(1) <= gpio_out(1) when gpio_dir(1) = '1' else 'Z'; + --shield_io(2) <= gpio_out(2) when gpio_dir(2) = '1' else 'Z'; + --shield_io(3) <= gpio_out(3) when gpio_dir(3) = '1' else 'Z'; + --shield_io(4) <= gpio_out(4) when gpio_dir(4) = '1' else 'Z'; + --shield_io(5) <= gpio_out(5) when gpio_dir(5) = '1' else 'Z'; + --shield_io(6) <= gpio_out(6) when gpio_dir(6) = '1' else 'Z'; + --shield_io(7) <= gpio_out(7) when gpio_dir(7) = '1' else 'Z'; + --shield_io(8) <= gpio_out(8) when gpio_dir(8) = '1' else 'Z'; shield_io(9) <= gpio_out(9) when gpio_dir(9) = '1' else 'Z'; shield_io(10) <= gpio_out(10) when gpio_dir(10) = '1' else 'Z'; shield_io(11) <= gpio_out(11) when gpio_dir(11) = '1' else 'Z';