Commit Graph

7 Commits

Author SHA1 Message Date
Florent Kermarrec 5190c9c869 sipeed_tang_nano_4k: Initial Video Out support.
With colorbars for now, need to free up BRAMS for Video Terminal (or finish HyperRAM support).
2021-09-20 09:32:20 +02:00
Florent Kermarrec 7161ad18ec sipeed_tang_nano_4k: Integrate new LiteX's GW1NSRPLL. 2021-09-20 08:40:19 +02:00
Florent Kermarrec a5c5ba7652 sipeed_tang_nano_4k: Integrate HyperRam (not yet working). 2021-09-17 16:30:39 +02:00
Florent Kermarrec 376a836583 sipeed_tang_nano: Add SPI Flash, Enable CPU and use new external SPI Flash support from OpenFPGALoader.
./sipeed_tang_nano_4k.py --cpu-type=vexriscv --cpu-variant=lite --build --flash

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   Build your hardware, easily!

 (c) Copyright 2012-2021 Enjoy-Digital
 (c) Copyright 2007-2015 M-Labs

 BIOS built on Sep 17 2021 15:54:08
 BIOS CRC passed (6cc6de6d)

 Migen git sha1: a5bc262
 LiteX git sha1: 46cd9c5a

--=============== SoC ==================--
CPU:		VexRiscv_Lite @ 27MHz
BUS:		WISHBONE 32-bit @ 4GiB
CSR:		32-bit data
ROM:		64KiB
SRAM:		8KiB
FLASH:		4096KiB

--========== Initialization ============--

Initializing W25Q32 SPI Flash @0x80000000...
SPI Flash clk configured to 13 MHz
Memspeed at 0x80000000 (Sequential, 4.0KiB)...
   Read speed: 1.3MiB/s
Memspeed at 0x80000000 (Random, 4.0KiB)...
   Read speed: 521.9KiB/s

--============== Boot ==================--
Booting from serial...
Press Q or ESC to abort boot completely.
sL5DdSMmkekro
Timeout
No boot medium found

--============= Console ================--

litex>
2021-09-17 15:57:55 +02:00
Florent Kermarrec 5955a35372 Add initial Sipeed Tang Nano support (Clk/Leds/Buttons). 2021-09-16 19:22:30 +02:00
Florent Kermarrec 8d91489756 tang_nano_4k: Add more IOs. 2021-09-09 11:23:20 +02:00
Florent Kermarrec 88534c6689 tang_nano_4k: Fix typo in sipeed. 2021-09-08 23:02:39 +02:00