From 0d365ff30324ea8684388051ac509e7df22929d0 Mon Sep 17 00:00:00 2001 From: Josh Blum Date: Mon, 19 Apr 2010 18:31:16 -0700 Subject: pulled aux dac and adc support from microblaze, its in the host now --- firmware/microblaze/lib/lsdac.c | 68 ----------------------------------------- 1 file changed, 68 deletions(-) delete mode 100644 firmware/microblaze/lib/lsdac.c (limited to 'firmware/microblaze/lib/lsdac.c') 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 . - */ - -#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)); -} -- cgit v1.2.3