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authorJosh Blum <josh@joshknows.com>2010-04-19 18:31:16 -0700
committerJosh Blum <josh@joshknows.com>2010-04-19 18:31:16 -0700
commit0d365ff30324ea8684388051ac509e7df22929d0 (patch)
tree009a8f3566a4f5be8fa1c1ce4e615b7d18c60b0e /firmware/microblaze/lib/lsdac.c
parentb3116c8ccf188c2abd7c709e0f1a436c513de1f1 (diff)
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pulled aux dac and adc support from microblaze, its in the host now
Diffstat (limited to 'firmware/microblaze/lib/lsdac.c')
-rw-r--r--firmware/microblaze/lib/lsdac.c68
1 files changed, 0 insertions, 68 deletions
diff --git a/firmware/microblaze/lib/lsdac.c b/firmware/microblaze/lib/lsdac.c
deleted file mode 100644
index 6bc2e5cb5..000000000
--- a/firmware/microblaze/lib/lsdac.c
+++ /dev/null
@@ -1,68 +0,0 @@
-/* -*- c++ -*- */
-/*
- * Copyright 2008 Free Software Foundation, Inc.
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "lsdac.h"
-#include "spi.h"
-#include "memory_map.h"
-
-// AD5624, AD5623
-
-#define CMD(x) ((x) << 19)
-#define CMD_WR_INPUT_N CMD(0) // write input N
-#define CMD_UP_DAC_N CMD(1) // update DAC N from input reg
-#define CMD_WR_INPUT_N_LDAC CMD(2) // write input N, update all
-#define CMD_WR_UP_DAC_N CMD(3) // write and update N
-#define CMD_WR_PWR_CONFIG CMD(4) // write power up/down config reg
-#define CMD_SW_RESET CMD(5) // force s/w reset
-#define CMD_WR_LDAC_CFG CMD(6) // write LDAC config reg
-#define CMD_WR_INT_REF_CFG CMD(7) // write internal ref cfg reg (AD5623R only)
-
-
-//#define SPI_SS_DEBUG SPI_SS_TX_DB
-#define SPI_SS_DEBUG 0
-
-inline static void
-_write_rx(uint32_t v)
-{
- spi_transact(SPI_TXONLY, SPI_SS_RX_DAC | SPI_SS_DEBUG, v, 24, SPIF_PUSH_RISE);
-}
-
-inline static void
-_write_tx(uint32_t v)
-{
- spi_transact(SPI_TXONLY, SPI_SS_TX_DAC | SPI_SS_DEBUG, v, 24, SPIF_PUSH_RISE);
-}
-
-void
-lsdac_init(void)
-{
- _write_tx(CMD_SW_RESET | 0x1); // power-on reset
- _write_rx(CMD_SW_RESET | 0x1); // power-on reset
-}
-
-void
-lsdac_write_rx(int which_dac, int value)
-{
- _write_rx(CMD_WR_UP_DAC_N | ((which_dac & 0x7) << 16) | ((value << 4) & 0xffff));
-}
-
-void
-lsdac_write_tx(int which_dac, int value)
-{
- _write_tx(CMD_WR_UP_DAC_N | ((which_dac & 0x7) << 16) | ((value << 4) & 0xffff));
-}