diff options
Diffstat (limited to 'firmware')
| -rw-r--r-- | firmware/microblaze/lib/Makefile.am | 3 | ||||
| -rw-r--r-- | firmware/microblaze/lib/ad9777.c | 47 | ||||
| -rw-r--r-- | firmware/microblaze/lib/ad9777.h | 31 | ||||
| -rw-r--r-- | firmware/microblaze/lib/ad9777_regs.h | 71 | ||||
| -rw-r--r-- | firmware/microblaze/lib/u2_init.c | 16 |
5 files changed, 0 insertions, 168 deletions
diff --git a/firmware/microblaze/lib/Makefile.am b/firmware/microblaze/lib/Makefile.am index 4ca05739c..3d02cfe8b 100644 --- a/firmware/microblaze/lib/Makefile.am +++ b/firmware/microblaze/lib/Makefile.am @@ -25,7 +25,6 @@ noinst_LIBRARIES = \ libu2fw_a_SOURCES = \ abort.c \ ad9510.c \ - ad9777.c \ bsm12.c \ buffer_pool.c \ clocks.c \ @@ -60,8 +59,6 @@ libu2fw_a_SOURCES = \ noinst_HEADERS = \ ad9510.h \ - ad9777.h \ - ad9777_regs.h \ bsm12.h \ buffer_pool.h \ clocks.h \ diff --git a/firmware/microblaze/lib/ad9777.c b/firmware/microblaze/lib/ad9777.c deleted file mode 100644 index 734ccd7e5..000000000 --- a/firmware/microblaze/lib/ad9777.c +++ /dev/null @@ -1,47 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2007 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 "ad9777.h" -#include "memory_map.h" -#include "spi.h" - -#define IB_RD 0x80 -#define IB_WR 0x00 -#define IB_XFER_1 0x00 -#define IB_XFER_2 0x20 -#define IB_XFER_3 0x40 -#define IB_XFER_4 0x60 -#define IB_ADDR_MASK 0x1f - -void -ad9777_write_reg(int regno, uint8_t value) -{ - uint8_t instr = IB_WR | IB_XFER_1 | (regno & IB_ADDR_MASK); - spi_transact(SPI_TXONLY, SPI_SS_AD9777, - (instr << 8) | (value & 0xff), 16, SPIF_PUSH_FALL); -} - -int -ad9777_read_reg(int regno) -{ - uint8_t instr = IB_RD | IB_XFER_1 | (regno & IB_ADDR_MASK); - uint32_t r = spi_transact(SPI_TXRX, SPI_SS_AD9777, - (instr << 8) | 0, 16, - SPIF_PUSH_FALL | SPIF_LATCH_RISE); - return r & 0xff; -} diff --git a/firmware/microblaze/lib/ad9777.h b/firmware/microblaze/lib/ad9777.h deleted file mode 100644 index d4d104910..000000000 --- a/firmware/microblaze/lib/ad9777.h +++ /dev/null @@ -1,31 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2007,2008 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/>. - */ -#ifndef INCLUDED_AD9777_H -#define INCLUDED_AD9777_H - -#include <stdint.h> -#include "ad9777_regs.h" - -/* - * Analog Devices AD9777 16-bit, 160 MS/s, Dual Interpolating TxDAC - */ - -void ad9777_write_reg(int regno, uint8_t value); -int ad9777_read_reg(int regno); - -#endif /* INCLUDED_AD9777_H */ diff --git a/firmware/microblaze/lib/ad9777_regs.h b/firmware/microblaze/lib/ad9777_regs.h deleted file mode 100644 index de2936c15..000000000 --- a/firmware/microblaze/lib/ad9777_regs.h +++ /dev/null @@ -1,71 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2007 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/>. - */ -#ifndef INCLUDED_AD9777_REGS_H -#define INCLUDED_AD9777_REGS_H - -#define R0_SW_RESET (1 << 5) -#define R0_SLEEP (1 << 4) -#define R0_POWER_DN (1 << 3) -#define R0_1R (1 << 2) -#define R0_2R (0 << 2) -#define R0_PLL_LOCKED (1 << 1) - -#define R1_INTERP_1X 0x00 -#define R1_INTERP_2X 0x40 -#define R1_INTERP_4X 0x80 -#define R1_INTERP_8X 0xC0 -#define R1_MOD_NONE 0x00 -#define R1_MOD_FS_2 0x10 // Fs/2 -#define R1_MOD_FS_4 0x20 // Fs/4 -#define R1_MOD_FS_8 0x30 // Fs/8 -#define R1_ZERO_STUFF (1 << 3) // N.B., doubles output rate -#define R1_REAL_MIX (1 << 2) -#define R1_CMPLX_MIX (0 << 2) -#define R1_POS_EXP (1 << 1) // exp(+jwt) -#define R1_NEG_EXP (0 << 1) // exp(-jwt) -#define R1_DATACLK_OUT (1 << 0) - -#define R2_2S_COMP (0 << 7) -#define R2_2PORT_MODE (0 << 6) -#define R2_1PORT_MODE (1 << 6) - -#define R3_PLL_DIV_1 0x00 -#define R3_PLL_DIV_2 0x01 -#define R3_PLL_DIV_4 0x02 -#define R3_PLL_DIV_8 0x03 - -#define R4_PLL_ON (1 << 7) -#define R4_CP_MANUAL (1 << 6) -#define R4_CP_AUTO (0 << 6) -#define R4_CP_50uA (0x00 | R4_CP_MANUAL) -#define R4_CP_100uA (0x01 | R4_CP_MANUAL) -#define R4_CP_200uA (0x02 | R4_CP_MANUAL) -#define R4_CP_400uA (0x03 | R4_CP_MANUAL) -#define R4_CP_800uA (0x07 | R4_CP_MANUAL) - -#define R5_I_FINE_GAIN(g) (g) // 8-bits -#define R6_I_COARSE_GAIN(g) ((g) & 0xf) // low 4-bits - -#define R9_Q_FINE_GAIN(g) (g) // 8-bits -#define R10_Q_COARSE_GAIN(g) ((g) & 0xf) // low 4-bits - - -// FIXME more registers for offset and gain control... - - -#endif /* INCLUDED_AD9777_REGS_H */ diff --git a/firmware/microblaze/lib/u2_init.c b/firmware/microblaze/lib/u2_init.c index 2e2e6a0fb..c56468c08 100644 --- a/firmware/microblaze/lib/u2_init.c +++ b/firmware/microblaze/lib/u2_init.c @@ -26,7 +26,6 @@ #include "hal_uart.h" #include "i2c.h" #include "mdelay.h" -#include "ad9777.h" #include "clocks.h" #include "db.h" #include "usrp2_i2c_addr.h" @@ -75,21 +74,6 @@ u2_init(void) // Enable ADCs output_regs->adc_ctrl = ADC_CTRL_ON; - - // Set up AD9777 DAC - ad9777_write_reg(0, R0_1R); - ad9777_write_reg(1, R1_INTERP_4X | R1_REAL_MIX); - ad9777_write_reg(2, 0); - ad9777_write_reg(3, R3_PLL_DIV_1); - ad9777_write_reg(4, R4_PLL_ON | R4_CP_AUTO); - ad9777_write_reg(5, R5_I_FINE_GAIN(0)); - ad9777_write_reg(6, R6_I_COARSE_GAIN(0xf)); - ad9777_write_reg(7, 0); // I dac offset - ad9777_write_reg(8, 0); - ad9777_write_reg(9, R9_Q_FINE_GAIN(0)); - ad9777_write_reg(10, R10_Q_COARSE_GAIN(0xf)); - ad9777_write_reg(11, 0); // Q dac offset - ad9777_write_reg(12, 0); // Initial values for tx and rx mux registers dsp_tx_regs->tx_mux = 0x10; |