Hardware
/
litex-boards
mirror of https://github.com/litex-hub/litex-boards.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

nexys_video: choose VADJ value with arguments 

Signed-off-by: Alessandro Comodi <acomodi@antmicro.com>
This commit is contained in:
Alessandro Comodi 2021-03-23 16:09:47 +01:00
parent e2de69496a
commit df58639916
1 changed files with 14 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
litex_boards/targets/digilent_nexys_video.py
View File

@ -60,7 +60,7 @@ class _CRG(Module):
# BaseSoC ------------------------------------------------------------------------------------------
class BaseSoC(SoCCore):
def __init__(self, toolchain="vivado", sys_clk_freq=int(100e6), with_ethernet=False, with_sata=False, with_video_terminal=False, with_video_framebuffer=False, **kwargs):
def __init__(self, toolchain="vivado", sys_clk_freq=int(100e6), with_ethernet=False, with_sata=False, vadj="1.2V", with_video_terminal=False, with_video_framebuffer=False, **kwargs):
platform = nexys_video.Platform(toolchain=toolchain)
# SoCCore ----------------------------------------------------------------------------------
@ -124,6 +124,17 @@ class BaseSoC(SoCCore):
# Core
self.add_sata(phy=self.sata_phy, mode="read+write")
vadj_map = {
"1.2V": 0,
"1.8V": 1,
"2.5V": 2,
"3.3V": 3,
}
if vadj_map[vadj] != 0:
vadj_pads = platform.request_all("vadj")
self.comb += vadj_pads.eq(C(vadj_map[vadj]))
# Video ------------------------------------------------------------------------------------
if with_video_terminal or with_video_framebuffer:
self.submodules.videophy = VideoS7HDMIPHY(platform.request("hdmi_out"), clock_domain="hdmi")
@ -150,6 +161,7 @@ def main():
sdopts.add_argument("--with-spi-sdcard", action="store_true", help="Enable SPI-mode SDCard support")
sdopts.add_argument("--with-sdcard", action="store_true", help="Enable SDCard support")
parser.add_argument("--with-sata", action="store_true", help="Enable SATA support (over FMCRAID)")
parser.add_argument("--vadj", default="1.2V", help="FMC VADJ value", choices=["1.2V", "1.8V", "2.5V", "3.3V"])
viopts = parser.add_mutually_exclusive_group()
viopts.add_argument("--with-video-terminal", action="store_true", help="Enable Video Terminal (HDMI)")
viopts.add_argument("--with-video-framebuffer", action="store_true", help="Enable Video Framebuffer (HDMI)")
@ -163,6 +175,7 @@ def main():
sys_clk_freq = int(float(args.sys_clk_freq)),
with_ethernet = args.with_ethernet,
with_sata = args.with_sata,
vadj = args.vadj,
with_video_terminal = args.with_video_terminal,
with_video_framebuffer = args.with_video_framebuffer,
**soc_core_argdict(args)