microwatt

Author	SHA1	Message	Date
Paul Mackerras	14359affbb	litedram: Regenerate gateware and software from recent upstream litedram Signed-off-by: Paul Mackerras <paulus@ozlabs.org>	2 years ago
Matt Johnston	89d8cf0788	Regenerate litedram with updated sdram init Using litedram c770dd62edc281c370f9e2c694fe4ac1525a0b4a litex e570b612b2a9d8f8d2002d79497bda0dc35b936a Signed-off-by: Matt Johnston <matt@codeconstruct.com.au>	3 years ago
Anton Blanchard	aa1d2b16d7	litedram: Regenerate Regenerate from upstream litex. Something in the update has improved memory read and write performance quite a lot on my Nexys Video: Before: Write speed: 83.2MiB/s Read speed: 140.4MiB/s After: Write speed: 352.1MiB/s Read speed: 218.5MiB/s Signed-off-by: Anton Blanchard <anton@linux.ibm.com>	4 years ago
Matt Johnston	8901e84d8d	litedram: Add orangecrab-85-0.2 target Parameters are based on https://github.com/gregdavill/OrangeCrab-test-sw/blob/main/hw/OrangeCrab-bitstream.py and litex-boards orangecrab.py rtt_nom and cmd_delay are overridden for OrangeCrab, we do the same here. Generated with litedram and litex 62abf9c ("litedram_gen: Add block_until_ready port parameter to control blocking behaviour.") add2746a ("tools/litex_cli: Rename wb to bus.") Signed-off-by: Matt Johnston <matt@codeconstruct.com.au>	4 years ago