From cb836cd4a0106afef666c05cc12c0b1126681912 Mon Sep 17 00:00:00 2001
From: Sebastien Bourdeauducq <sb@m-labs.hk>
Date: Wed, 20 Nov 2024 08:20:26 +0800
Subject: [PATCH] fmcdio_vhdci_eem: remove

---
 RELEASE_NOTES.rst                    |  1 +
 artiq/coredevice/fmcdio_vhdci_eem.py | 51 ----------------------------
 2 files changed, 1 insertion(+), 51 deletions(-)
 delete mode 100644 artiq/coredevice/fmcdio_vhdci_eem.py

diff --git a/RELEASE_NOTES.rst b/RELEASE_NOTES.rst
index 7d1c160c8..3d9dcd923 100644
--- a/RELEASE_NOTES.rst
+++ b/RELEASE_NOTES.rst
@@ -22,6 +22,7 @@ ARTIQ-9 (Unreleased)
 * Idle kernels now restart when written with ``artiq_coremgmt`` and stop when erased/removed from config.
 * New support for the EBAZ4205 Zynq-SoC control card.
 * New core device driver for the AD9834 DDS, tested with the ZonRi Technology Co., Ltd. AD9834-Module.
+* artiq.coredevice.fmcdio_vhdci_eem has been removed.
 
 ARTIQ-8
 -------
diff --git a/artiq/coredevice/fmcdio_vhdci_eem.py b/artiq/coredevice/fmcdio_vhdci_eem.py
deleted file mode 100644
index bddb55812..000000000
--- a/artiq/coredevice/fmcdio_vhdci_eem.py
+++ /dev/null
@@ -1,51 +0,0 @@
-# Definitions for using the "FMC DIO 32ch LVDS a" card with the VHDCI-EEM breakout v1.1
-
-eem_fmc_connections = {
-    0: [0, 8, 2, 3, 4, 5, 6, 7],
-    1: [1, 9, 10, 11, 12, 13, 14, 15],
-    2: [17, 16, 24, 19, 20, 21, 22, 23],
-    3: [18, 25, 26, 27, 28, 29, 30, 31],
-}
-
-
-def shiftreg_bits(eem, out_pins):
-    """
-    Returns the bits that have to be set in the FMC card direction
-    shift register for the given EEM.
-
-    Takes a set of pin numbers (0-7) at the EEM. Return values
-    of this function for different EEMs should be ORed together.
-    """
-    r = 0
-    for i in range(8):
-        if i not in out_pins:
-            lvds_line = eem_fmc_connections[eem][i]
-            # lines are swapped in pairs to ease PCB routing
-            # at the shift register
-            shift = lvds_line ^ 1
-            r |= 1 << shift
-    return r
-
-
-dio_bank0_out_pins = set(range(4))
-dio_bank1_out_pins = set(range(4, 8))
-urukul_out_pins = {
-    0,       # clk
-    1,       # mosi
-    3, 4, 5, # cs_n
-    6,       # io_update
-    7,       # dds_reset
-}
-urukul_aux_out_pins = {
-    4,       # sw0
-    5,       # sw1
-    6,       # sw2
-    7,       # sw3
-}
-zotino_out_pins = {
-    0,       # clk
-    1,       # mosi
-    3, 4,    # cs_n
-    5,       # ldac_n
-    7,       # clr_n
-}